reset layers and give menus a base layer to gather perfect ordered rendering

Scrolling was hardcoded to 3ds sCrEeNhEiGhT wTh

.clangd

@@ -0,0 +1,6 @@
+CompileFlags:
+  CompilationDatabase: build/default-release
+  Add: []
+
+Completion:
+  HeaderInsertion: Never

.gitattributes

@@ -1,2 +1 @@
-include/pd/external/* linguist-vendored
-backends/desktop/glad/* linguist-vendored
+vendor/* linguist-vendored

.gitignore

@@ -1,3 +1,4 @@
 build*/
 .cache
 .vscode
+.DS_Store

.gitmodules

@@ -1,3 +1,12 @@
 [submodule "vendor/stb"]
 	path = vendor/stb
 	url = https://github.com/nothings/stb.git
+[submodule "vendor/glfw"]
+	path = vendor/glfw
+	url = https://github.com/glfw/glfw.git
+[submodule "vendor/libpicasso"]
+	path = vendor/libpicasso
+	url = https://github.com/tobid7/libpicasso
+[submodule "vendor/spirv-helper"]
+	path = vendor/spirv-helper
+	url = https://github.com/tobid7/spirv-helper.git

CMakeLists.txt

@@ -12,30 +12,98 @@ include(cmake/palladium.cmake)
 option(PD_BUILD_TESTS "Sets if TestApp and TestBench get build" OFF)
 option(PD_BUILD_SHARED "Build Shared Library" OFF)
 option(PD_BUILD_TOOLS "Build Palladium Tools" OFF)
+option(PD_INCLUDE_STB_IMAGE "Inlude stb image symbols in palladium" ON)
+
+if(${CMAKE_SYSTEM_NAME} STREQUAL "Nintendo3DS")
+    add_compile_options(-Wno-psabi)
+endif()
 
 if(${PD_BUILD_TOOLS})
     add_subdirectory(tools)
 endif()
 
+add_subdirectory(vendor)
+
 # # Include Library Source
 set(PD_SOURCES
+    # Common
+    source/common.cpp
+
     # Core
     source/core/bits.cpp
     source/core/color.cpp
+    source/core/io.cpp
     source/core/mat.cpp
     source/core/strings.cpp
+    source/core/timer.cpp
+    source/core/timetrace.cpp
 
+    # Image
+    source/image/convert.cpp
+    source/image/image.cpp
+
+    # Drivers
     source/drivers/os.cpp
+    source/drivers/gfx.cpp
+    source/drivers/hid.cpp
+
+    # Lithium
+    source/lithium/command.cpp
+    source/lithium/drawlist.cpp
+    source/lithium/font.cpp
+    source/lithium/math.cpp
+    source/lithium/pools.cpp
+
+    # UI7
+    source/ui7/io.cpp
+    source/ui7/layout.cpp
+    source/ui7/menu.cpp
+    source/ui7/theme.cpp
+    source/ui7/ui7.cpp
+    source/ui7/container/button.cpp
+    source/ui7/container/checkbox.cpp
+    source/ui7/container/coloredit.cpp
+    source/ui7/container/container.cpp
+    source/ui7/container/dragdata.cpp
+    source/ui7/container/dynobj.cpp
+    source/ui7/container/image.cpp
+    source/ui7/container/label.cpp
+    source/ui7/container/slider.cpp
+
+    # Ultra
+    source/ultra/canvas.cpp
+    source/ultra/layout.cpp
+    source/ultra/elems/element.cpp
+    source/ultra/elems/rect.cpp
+    source/ultra/elems/text.cpp
+    source/ultra/elems/image.cpp
+    source/ultra/elems/button.cpp
 )
 
 if(${PD_BUILD_SHARED})
     add_library(palladium SHARED ${PD_SOURCES})
-    target_compile_definitions(palladium PRIVATE -DPD_BUILD_SHARED)
+    target_compile_definitions(palladium PRIVATE PD_BUILD_SHARED)
 else()
     add_library(palladium STATIC ${PD_SOURCES})
-    target_compile_definitions(palladium PUBLIC -DPD_BUILD_STATIC)
+    target_compile_definitions(palladium PUBLIC PD_BUILD_STATIC)
 endif()
 
+target_link_libraries(palladium
+    PUBLIC stb
+)
+
+target_compile_definitions(palladium
+    PUBLIC
+    PD_DEBUG
+    $<$<OR:$<BOOL:${PD_INCLUDE_STB_IMAGE}>,$<BOOL:${PD_BUILD_SHARED}>>:PD_INCLUDE_STB_IMAGE> # Always on in shared build
+)
+target_compile_options(palladium
+    PUBLIC $<$<CXX_COMPILER_ID:GNU,Clang>:
+    -fmacro-prefix-map=${CMAKE_CURRENT_SOURCE_DIR}/source=source
+    -fmacro-prefix-map=${CMAKE_CURRENT_SOURCE_DIR}/include=include
+    >
+)
+
 add_library(palladium::palladium ALIAS palladium)
 
 target_include_directories(palladium
@@ -44,18 +112,24 @@ target_include_directories(palladium
     $<INSTALL_INTERFACE:include>
 )
 
-target_compile_options(palladium PRIVATE
-    $<$<CONFIG:Debug>:-O0 -g>
-    $<$<CONFIG:Release>:-O3>
+target_compile_options(palladium
+    PRIVATE
+    $<$<AND:$<CONFIG:Debug>,$<CXX_COMPILER_ID:GNU,Clang>>:-O0 -g>
+    $<$<AND:$<CONFIG:Release>,$<CXX_COMPILER_ID:GNU,Clang>>:-O3>
+
+    $<$<AND:$<CONFIG:Debug>,$<CXX_COMPILER_ID:MSVC>>:/Od /Zi>
+    $<$<AND:$<CONFIG:Release>,$<CXX_COMPILER_ID:MSVC>>:/O2>
 )
 
-install(TARGETS palladium
+install(
+    TARGETS palladium
     EXPORT palladiumTargets
     ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
     LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
     RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
 )
-install(DIRECTORY include/
+install(
+    DIRECTORY include/
     DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
 )
 install(EXPORT palladiumTargets
@@ -68,27 +142,35 @@ include(CMakePackageConfigHelpers)
 configure_package_config_file(
     cmake/palladiumConfig.cmake.in
     ${CMAKE_CURRENT_BINARY_DIR}/palladiumConfig.cmake
-    INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/palladium
+    INSTALL_DESTINATION
+    ${CMAKE_INSTALL_LIBDIR}/cmake/palladium
 )
 
 write_basic_package_version_file(
     ${CMAKE_CURRENT_BINARY_DIR}/palladiumConfigVersion.cmake
-    VERSION ${PROJECT_VERSION}
-    COMPATIBILITY SameMajorVersion
+    VERSION
+    ${PROJECT_VERSION}
+    COMPATIBILITY
+    SameMajorVersion
 )
 
-install(FILES
+install(
+    FILES
     ${CMAKE_CURRENT_BINARY_DIR}/palladiumConfig.cmake
     ${CMAKE_CURRENT_BINARY_DIR}/palladiumConfigVersion.cmake
     DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/palladium
 )
 
-
 find_program(CLANG_FORMAT clang-format)
 
-file(GLOB_RECURSE PD_FMTFILES CONFIGURE_DEPENDS
+file(GLOB_RECURSE PD_FMTFILES
+    CONFIGURE_DEPENDS
     ${CMAKE_CURRENT_SOURCE_DIR}/source/*.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/include/*.hpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/backends/source/*.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/backends/include/*.hpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/tests/core/source/*.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/tests/gfx/source/*.cpp
 )
 
 add_custom_target(pd-clang-format
@@ -96,4 +178,7 @@ add_custom_target(pd-clang-format
     COMMENT "Formatting Project Sources"
 )
 
+add_subdirectory(backends)
+if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
     add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/tests)
+endif()

CMakePresets.json

@@ -0,0 +1,14 @@
+{
+    "version": 10,
+    "cmakeMinimumRequired": {
+        "major": 3,
+        "minor": 22,
+        "patch": 0
+    },
+    "include": [
+        "cmake/presets/default.json",
+        "cmake/presets/3ds.json",
+        "cmake/presets/switch.json",
+        "cmake/presets/msvc.json"
+    ]
+}

backends/CMakeLists.txt

@@ -0,0 +1,90 @@
+cmake_minimum_required(VERSION 3.22)
+
+project(pd-system)
+
+option(PD_ENABLE_OPENGL2 "Enable OpenGL 2.1 (On Supported Hardware)" ON)
+option(PD_ENABLE_OPENGL3 "Enable OpenGL 3.3 (On Supported Hardware)" ON)
+option(PD_ENABLE_DIRECTX9 "Enable DirectX9 Support" ON)
+option(PD_ENABLE_CITRO3D "Enable Citro3D Support (3DS)" OFF)
+option(PD_ENABLE_VULKAN "Not implemented yet" OFF)
+option(PD_ENABLE_HID_GLFW "Enable GLFW Input Driver" ON)
+option(PD_ENABLE_HID_NX "Enable NX Input Driver" OFF)
+option(PD_ENABLE_HID3DS "Enable 3ds Input Driver" OFF)
+
+if(NOT WIN32) # cause we are not on windows...
+    set(PD_ENABLE_DIRECTX9 OFF)
+endif()
+
+if(${CMAKE_SYSTEM_NAME} STREQUAL "Nintendo3DS")
+    set(PD_ENABLE_OPENGL2 OFF)
+    set(PD_ENABLE_OPENGL3 OFF)
+    set(PD_ENABLE_VULKAN OFF)
+    set(PD_ENABLE_CITRO3D ON)
+    set(PD_ENABLE_HID_GLFW OFF)
+    set(PD_ENABLE_HID_NX OFF)
+    set(PD_ENABLE_HID3DS ON)
+elseif(${CMAKE_SYSTEM_NAME} STREQUAL "NintendoSwitch")
+    set(PD_ENABLE_OPENGL2 OFF)
+    set(PD_ENABLE_OPENGL3 ON)
+    set(PD_ENABLE_VULKAN OFF)
+    set(PD_ENABLE_CITRO3D OFF)
+    set(PD_ENABLE_HID_NX ON) # Best case for Nintendo Switch
+    set(PD_ENABLE_HID_GLFW ON) # Technically supported but not recommended
+endif()
+
+add_library(pd-system STATIC
+    ${CMAKE_CURRENT_SOURCE_DIR}/source/gl-helper.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/source/gfx_opengl2.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/source/gfx_opengl3.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/source/gfx_directx9.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/source/gfx_citro3d.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/source/hid_3ds.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/source/hid_glfw.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/source/hid_nx.cpp
+)
+
+target_include_directories(pd-system
+    PUBLIC
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<INSTALL_INTERFACE:include>
+    # Why is this not a default include (same problem as with the __SWITCH__ define)
+    $<$<STREQUAL:${CMAKE_SYSTEM_NAME},NintendoSwitch>:${DEVKITPRO}/portlibs/switch/include>
+)
+
+target_compile_options(palladium
+    PUBLIC $<$<CXX_COMPILER_ID:GNU,Clang>:
+    -fmacro-prefix-map=${CMAKE_CURRENT_SOURCE_DIR}/source=source
+    -fmacro-prefix-map=${CMAKE_CURRENT_SOURCE_DIR}/include=include
+    >
+)
+
+target_compile_definitions(pd-system
+    PUBLIC
+    $<$<BOOL:${PD_ENABLE_OPENGL2}>:PD_ENABLE_OPENGL2>
+    $<$<BOOL:${PD_ENABLE_OPENGL3}>:PD_ENABLE_OPENGL3>
+    $<$<BOOL:${PD_ENABLE_VULKAN}>:PD_ENABLE_VULKAN>
+    $<$<BOOL:${PD_ENABLE_DIRECTX9}>:PD_ENABLE_DIRECTX9>
+    $<$<BOOL:${PD_ENABLE_CITRO3D}>:PD_ENABLE_CITRO3D>
+    $<$<BOOL:${PD_ENABLE_HID_GLFW}>:PD_ENABLE_HID_GLFW>
+    $<$<BOOL:${PD_ENABLE_HID_NX}>:PD_ENABLE_HID_NX>
+    $<$<BOOL:${PD_ENABLE_HID3DS}>:PD_ENABLE_HID3DS>
+)
+
+# Palladium
+target_link_libraries(pd-system PUBLIC palladium::palladium)
+
+
+# Depandant Lib includes (i love this cmake feature)
+target_link_libraries(pd-system PUBLIC
+    $<$<BOOL:${PD_ENABLE_DIRECTX9}>:d3d9 d3dcompiler> # DirectX9
+    $<$<BOOL:${PD_ENABLE_CITRO3D}>:pica::pica citro3d ctru> # 3ds
+    $<$<BOOL:${PD_ENABLE_OPENGL3}>:spirv-helper> # OpenGL3
+    # Include Glad if we have any OpenGL Usage
+    $<$<OR:$<BOOL:${PD_ENABLE_OPENGL2}>,$<BOOL:${PD_ENABLE_OPENGL3}>>:glad>
+    $<$<BOOL:${PD_ENABLE_HID_NX}>:nx> # Hid NX requirement
+    # Hid GLFW requirement
+    $<$<BOOL:${PD_ENABLE_HID_GLFW}>:
+    $<$<STREQUAL:${CMAKE_SYSTEM_NAME},NintendoSwitch>:glfw3>
+    $<$<NOT:$<STREQUAL:${CMAKE_SYSTEM_NAME},NintendoSwitch>>:glfw>>
+
+)

backends/README.md

@@ -0,0 +1,24 @@
+# Backends
+
+- [Graphics](#graphics)
+  - [OpenGL2](#opengl2-legacy)
+  - [OpenGL3](#opengl3-modern-opengl)
+  - [DirectX9](#directx9-could-potentially-cover-more-then-opengl2)
+  - [Citro3D](#citro3d-3ds)
+
+## Graphics
+
+### OpenGL2 (Legacy)
+
+> [!NOTE]
+> As SPIRV to GLSL 120 translation doesn't work, your'e forced to write separate shaders for this backend
+
+### OpenGL3+ (Modern OpenGL)
+
+### DirectX9 (Could potentially cover more than OpenGL2)
+
+### Citro3D (3DS)
+
+> [!NOTE]
+> This backend requires shaders as binary file, directly in the code or as string for libpicasso
+> The Fragment Stage is special and is still wip

backends/include/pd_system/ctr-linear-allocator.hpp

@@ -0,0 +1,67 @@
+#pragma once
+
+#ifdef __3DS__
+#include <3ds.h>
+#endif
+
+#include <limits>
+#include <memory>
+#include <stdexcept>
+
+// Custom C++ Allocator class to interface with libctru linear heap memory
+// based on this guide:
+// https://johnfarrier.com/custom-allocators-in-c-high-performance-memory-management/
+
+namespace PD {
+template <typename T>
+class LinearAllocator {
+ public:
+  using value_type = T;
+  LinearAllocator() noexcept = default;
+  template <typename U>
+  constexpr LinearAllocator(const LinearAllocator<U>&) noexcept {}
+
+  T* allocate(std::size_t n) {
+    if (n > max_size()) {
+      throw std::runtime_error("[PD] LinearAllocator: Bad alloc!");
+    }
+#ifdef __3DS__
+    return static_cast<T*>(linearAlloc(n * sizeof(T)));
+#else
+    return static_cast<T*>(malloc(n * sizeof(T)));
+#endif
+  }
+#ifdef __3DS__
+  void deallocate(T* p, std::size_t) noexcept { linearFree(p); }
+#else
+  void deallocate(T* p, std::size_t) noexcept { free(p); }
+#endif
+
+  template <class U, class... Args>
+  void construct(U* p, Args&&... args) {
+    ::new ((void*)p) U(std::forward<Args>(args)...);
+  }
+
+  template <class U>
+  void destroy(U* p) {
+    p->~U();
+  }
+
+  friend bool operator==(const LinearAllocator, const LinearAllocator) {
+    return true;
+  }
+  friend bool operator!=(const LinearAllocator, const LinearAllocator) {
+    return false;
+  }
+
+#ifdef __3DS__
+  // Use linearSpace free as max_size to not allocate out of bounds
+  // or to b eable to see a crash report screen.
+  size_t max_size() const noexcept { return linearSpaceFree(); }
+#else
+  size_t max_size() const noexcept {
+    return std::numeric_limits<size_t>::max();
+  }
+#endif
+};
+}  // namespace PD

backends/include/pd_system/gfx_citro3d.hpp

@@ -0,0 +1,37 @@
+#pragma once
+
+#include <pd/drivers/gfx.hpp>
+#include <pd_system/ctr-linear-allocator.hpp>
+
+namespace PD {
+struct GfxCitro3DConfig {
+  // Vertex Allocator
+  template <typename T>
+  using VertexAlloc = LinearAllocator<T>;
+  // Index Allocator
+  template <typename T>
+  using IndexAlloc = LinearAllocator<T>;
+};
+
+class GfxCitro3D : public GfxDriverBase<GfxCitro3DConfig> {
+ public:
+  GfxCitro3D() : GfxDriverBase("Citro3D") {}
+  ~GfxCitro3D() {}
+
+  void SysInit() override;
+  void SysDeinit() override;
+  void Submit(size_t count, size_t start) override;
+  void BindTexture(TextureID id) override;
+  void SysReset() override;
+  Li::Texture LoadTexture(
+      const std::vector<PD::u8>& pixels, int w, int h,
+      TextureFormat type = TextureFormat::RGBA32,
+      TextureFilter filter = TextureFilter::Linear) override;
+  void DeleteTexture(const Li::Texture& tex) override;
+  void UploadPools() override;
+
+ private:
+  struct Impl;
+  Impl* impl = nullptr;
+};
+}  // namespace PD

backends/include/pd_system/gfx_directx9.hpp

@@ -0,0 +1,38 @@
+#pragma once
+
+#include <pd/drivers/gfx.hpp>
+
+namespace PD {
+struct GfxDirectX9Config {
+  // Vertex Allocator
+  template <typename T>
+  using VertexAlloc = std::allocator<T>;
+  // Index Allocator
+  template <typename T>
+  using IndexAlloc = std::allocator<T>;
+};
+
+class GfxDirectX9 : public GfxDriverBase<GfxDirectX9Config> {
+ public:
+  GfxDirectX9(void* device = nullptr)
+      : GfxDriverBase("DirectX9"), pDevice(device) {}
+  ~GfxDirectX9() {}
+
+  void SysInit() override;
+  void SysDeinit() override;
+  void Submit(size_t count, size_t start) override;
+  void BindTexture(TextureID id) override;
+  void SysReset() override;
+  Li::Texture LoadTexture(
+      const std::vector<PD::u8>& pixels, int w, int h,
+      TextureFormat type = TextureFormat::RGBA32,
+      TextureFilter filter = TextureFilter::Linear) override;
+  void DeleteTexture(const Li::Texture& tex) override;
+  void UploadPools() override;
+
+ private:
+  struct Impl;
+  Impl* impl = nullptr;
+  void* pDevice = nullptr;
+};
+}  // namespace PD

backends/include/pd_system/gfx_opengl2.hpp

@@ -0,0 +1,44 @@
+#pragma once
+
+#include <pd/drivers/gfx.hpp>
+
+namespace PD {
+struct GfxOpenGL2Config {
+  // Vertex Allocator
+  template <typename T>
+  using VertexAlloc = std::allocator<T>;
+  // Index Allocator
+  template <typename T>
+  using IndexAlloc = std::allocator<T>;
+};
+
+class GfxOpenGL2 : public GfxDriverBase<GfxOpenGL2Config> {
+ public:
+  GfxOpenGL2() : GfxDriverBase("OpenGL2") {}
+  ~GfxOpenGL2() {}
+
+  void SysInit() override;
+  void SysDeinit() override;
+  void Submit(size_t count, size_t start) override;
+  void BindTexture(TextureID id) override;
+  void SysReset() override;
+  Li::Texture LoadTexture(
+      const std::vector<PD::u8>& pixels, int w, int h,
+      TextureFormat type = TextureFormat::RGBA32,
+      TextureFilter filter = TextureFilter::Linear) override;
+  void DeleteTexture(const Li::Texture& tex) override;
+  void UploadPools() override;
+
+ private:
+  void pSetupShaderAttribs(u32 shader);
+  u32 pShader = 0;
+  u32 VBO = 0;
+  u32 IBO = 0;
+  int pLocTex = 0;
+  int pLocAlfa = 0;
+  int pLocIsSDF = 0;
+  int pLocProjection = 0;
+  static const char* pVertCode;
+  static const char* pFragCode;
+};
+}  // namespace PD

backends/include/pd_system/gfx_opengl3.hpp

@@ -0,0 +1,42 @@
+#pragma once
+
+#include <pd/drivers/gfx.hpp>
+
+namespace PD {
+struct GfxOpenGL3Config {
+  // Vertex Allocator
+  template <typename T>
+  using VertexAlloc = std::allocator<T>;
+  // Index Allocator
+  template <typename T>
+  using IndexAlloc = std::allocator<T>;
+};
+
+class GfxOpenGL3 : public GfxDriverBase<GfxOpenGL3Config> {
+ public:
+  GfxOpenGL3() : GfxDriverBase("OpenGL3") {}
+  ~GfxOpenGL3() {}
+
+  void SysInit() override;
+  void SysDeinit() override;
+  void Submit(size_t count, size_t start) override;
+  void BindTexture(TextureID id) override;
+  void SysReset() override;
+  Li::Texture LoadTexture(
+      const std::vector<PD::u8>& pixels, int w, int h,
+      TextureFormat type = TextureFormat::RGBA32,
+      TextureFilter filter = TextureFilter::Linear) override;
+  void DeleteTexture(const Li::Texture& tex) override;
+  void UploadPools() override;
+
+ private:
+  u32 pShader = 0;
+  u32 VBO = 0;
+  u32 IBO = 0;
+  u32 VAO = 0;
+  int pLocTex = 0;
+  int pLocAlfa = 0;
+  int pLocIsSDF = 0;
+  int pLocProjection = 0;
+};
+}  // namespace PD

backends/include/pd_system/gl-helper.hpp

@@ -0,0 +1,7 @@
+#pragma once
+
+#include <pd/common.hpp>
+
+namespace PD {
+u32 CreateShaderProgram(const char* vert, const char* frag);
+}

backends/include/pd_system/hid_3ds.hpp

@@ -0,0 +1,17 @@
+#pragma once
+
+#include <pd/drivers/hid.hpp>
+
+namespace PD {
+class Hid3DS : public HidDriver {
+ public:
+  Hid3DS();
+  ~Hid3DS();
+
+  void Update() override;
+
+ private:
+  struct Impl;
+  Impl* impl;
+};
+}  // namespace PD

backends/include/pd_system/hid_glfw.hpp

@@ -0,0 +1,21 @@
+#pragma once
+
+#include <pd/drivers/hid.hpp>
+
+typedef struct GLFWwindow GLFWwindow;
+typedef struct GLFWgamepadstate GLFWgamepadstate;
+
+namespace PD {
+class HidGlfw : public HidDriver {
+ public:
+  HidGlfw(GLFWwindow* window);
+  ~HidGlfw();
+
+  void Update() override;
+
+ private:
+  void HandleAxisKey(GLFWgamepadstate s, int iK, int eA, bool negative);
+  struct Impl;
+  Impl* impl;
+};
+}  // namespace PD

backends/include/pd_system/hid_nx.hpp

@@ -0,0 +1,17 @@
+#pragma once
+
+#include <pd/drivers/hid.hpp>
+
+namespace PD {
+class HidNX : public HidDriver {
+ public:
+  HidNX();
+  ~HidNX();
+
+  void Update() override;
+
+ private:
+  struct Impl;
+  Impl* impl;
+};
+}  // namespace PD

backends/include/pd_system/shaders.hpp

@@ -0,0 +1,17 @@
+#pragma once
+
+namespace PD {
+/**
+ * Shader blobs
+ * Required for OpenGL3, and maybe later for vulkan
+ * Shaders can be found in /tools/pdsg/shaders
+ */
+namespace Shaders {
+// clang-format off
+const unsigned int VertexShader[] = { 0x7230203, 0x10000, 0x8000B, 0x2B, 0x0, 0x20011, 0x1, 0x6000B, 0x1, 0x4C534C47, 0x6474732E, 0x3035342E, 0x0, 0x3000E, 0x0, 0x1, 0xB000F, 0x0, 0x4, 0x6E69616D, 0x0, 0xD, 0x19, 0x24, 0x25, 0x27, 0x29, 0x30003, 0x2, 0x1CC, 0x40005, 0x4, 0x6E69616D, 0x0, 0x60005, 0xB, 0x505F6C67, 0x65567265, 0x78657472, 0x0, 0x60006, 0xB, 0x0, 0x505F6C67, 0x7469736F, 0x6E6F69, 0x70006, 0xB, 0x1, 0x505F6C67, 0x746E696F, 0x657A6953, 0x0, 0x70006, 0xB, 0x2, 0x435F6C67, 0x4470696C, 0x61747369, 0x65636E, 0x70006, 0xB, 0x3, 0x435F6C67, 0x446C6C75, 0x61747369, 0x65636E, 0x30005, 0xD, 0x0, 0x30005, 0x11, 0x4F4255, 0x60006, 0x11, 0x0, 0x6A6F7270, 0x69746365, 0x6E6F, 0x30005, 0x13, 0x6F6275, 0x30005, 0x19, 0x736F70, 0x30005, 0x24, 0x56556F, 0x30005, 0x25, 0x7675, 0x40005, 0x27, 0x6C6F436F, 0x726F, 0x40005, 0x29, 0x6F6C6F63, 0x72, 0x30047, 0xB, 0x2, 0x50048, 0xB, 0x0, 0xB, 0x0, 0x50048, 0xB, 0x1, 0xB, 0x1, 0x50048, 0xB, 0x2, 0xB, 0x3, 0x50048, 0xB, 0x3, 0xB, 0x4, 0x30047, 0x11, 0x2, 0x40048, 0x11, 0x0, 0x5, 0x50048, 0x11, 0x0, 0x7, 0x10, 0x50048, 0x11, 0x0, 0x23, 0x0, 0x40047, 0x13, 0x21, 0x0, 0x40047, 0x13, 0x22, 0x0, 0x40047, 0x19, 0x1E, 0x0, 0x40047, 0x24, 0x1E, 0x0, 0x40047, 0x25, 0x1E, 0x1, 0x40047, 0x27, 0x1E, 0x1, 0x40047, 0x29, 0x1E, 0x2, 0x20013, 0x2, 0x30021, 0x3, 0x2, 0x30016, 0x6, 0x20, 0x40017, 0x7, 0x6, 0x4, 0x40015, 0x8, 0x20, 0x0, 0x4002B, 0x8, 0x9, 0x1, 0x4001C, 0xA, 0x6, 0x9, 0x6001E, 0xB, 0x7, 0x6, 0xA, 0xA, 0x40020, 0xC, 0x3, 0xB, 0x4003B, 0xC, 0xD, 0x3, 0x40015, 0xE, 0x20, 0x1, 0x4002B, 0xE, 0xF, 0x0, 0x40018, 0x10, 0x7, 0x4, 0x3001E, 0x11, 0x10, 0x40020, 0x12, 0x2, 0x11, 0x4003B, 0x12, 0x13, 0x2, 0x40020, 0x14, 0x2, 0x10, 0x40017, 0x17, 0x6, 0x2, 0x40020, 0x18, 0x1, 0x17, 0x4003B, 0x18, 0x19, 0x1, 0x4002B, 0x6, 0x1B, 0x0, 0x4002B, 0x6, 0x1C, 0x3F800000, 0x40020, 0x21, 0x3, 0x7, 0x40020, 0x23, 0x3, 0x17, 0x4003B, 0x23, 0x24, 0x3, 0x4003B, 0x18, 0x25, 0x1, 0x4003B, 0x21, 0x27, 0x3, 0x40020, 0x28, 0x1, 0x7, 0x4003B, 0x28, 0x29, 0x1, 0x50036, 0x2, 0x4, 0x0, 0x3, 0x200F8, 0x5, 0x50041, 0x14, 0x15, 0x13, 0xF, 0x4003D, 0x10, 0x16, 0x15, 0x4003D, 0x17, 0x1A, 0x19, 0x50051, 0x6, 0x1D, 0x1A, 0x0, 0x50051, 0x6, 0x1E, 0x1A, 0x1, 0x70050, 0x7, 0x1F, 0x1D, 0x1E, 0x1B, 0x1C, 0x50091, 0x7, 0x20, 0x16, 0x1F, 0x50041, 0x21, 0x22, 0xD, 0xF, 0x3003E, 0x22, 0x20, 0x4003D, 0x17, 0x26, 0x25, 0x3003E, 0x24, 0x26, 0x4003D, 0x7, 0x2A, 0x29, 0x3003E, 0x27, 0x2A, 0x100FD, 0x10038, };
+// clang-format on
+// clang-format off
+const unsigned int FragmentShader[] = { 0x7230203, 0x10000, 0x8000B, 0x50, 0x0, 0x20011, 0x1, 0x6000B, 0x1, 0x4C534C47, 0x6474732E, 0x3035342E, 0x0, 0x3000E, 0x0, 0x1, 0x8000F, 0x0, 0x4, 0x6E69616D, 0x0, 0x11, 0x2C, 0x2E, 0x30003, 0x2, 0x1CC, 0x40005, 0x4, 0x6E69616D, 0x0, 0x30005, 0x9, 0x6374, 0x30005, 0xD, 0x786574, 0x30005, 0x11, 0x56556F, 0x50005, 0x16, 0x68737550, 0x61746144, 0x0, 0x50006, 0x16, 0x0, 0x61666C61, 0x0, 0x50006, 0x16, 0x1, 0x735F7369, 0x6664, 0x40005, 0x18, 0x68737570, 0x0, 0x40005, 0x23, 0x68706C61, 0x61, 0x50005, 0x2C, 0x67617246, 0x6F6C6F43, 0x72, 0x40005, 0x2E, 0x6C6F436F, 0x726F, 0x40047, 0xD, 0x21, 0x0, 0x40047, 0xD, 0x22, 0x0, 0x40047, 0x11, 0x1E, 0x0, 0x30047, 0x16, 0x2, 0x50048, 0x16, 0x0, 0x23, 0x0, 0x50048, 0x16, 0x1, 0x23, 0x4, 0x40047, 0x2E, 0x1E, 0x1, 0x20013, 0x2, 0x30021, 0x3, 0x2, 0x30016, 0x6, 0x20, 0x40017, 0x7, 0x6, 0x4, 0x40020, 0x8, 0x7, 0x7, 0x90019, 0xA, 0x6, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3001B, 0xB, 0xA, 0x40020, 0xC, 0x0, 0xB, 0x4003B, 0xC, 0xD, 0x0, 0x40017, 0xF, 0x6, 0x2, 0x40020, 0x10, 0x1, 0xF, 0x4003B, 0x10, 0x11, 0x1, 0x4002B, 0x6, 0x13, 0x0, 0x40015, 0x15, 0x20, 0x1, 0x4001E, 0x16, 0x15, 0x15, 0x40020, 0x17, 0x9, 0x16, 0x4003B, 0x17, 0x18, 0x9, 0x4002B, 0x15, 0x19, 0x1, 0x40020, 0x1A, 0x9, 0x15, 0x4002B, 0x15, 0x1D, 0x0, 0x20014, 0x1E, 0x40020, 0x22, 0x7, 0x6, 0x4002B, 0x6, 0x24, 0x3EE66666, 0x4002B, 0x6, 0x25, 0x3F0CCCCD, 0x40015, 0x26, 0x20, 0x0, 0x4002B, 0x26, 0x27, 0x3, 0x40020, 0x2B, 0x3, 0x7, 0x4003B, 0x2B, 0x2C, 0x3, 0x40020, 0x2D, 0x1, 0x7, 0x4003B, 0x2D, 0x2E, 0x1, 0x40017, 0x2F, 0x6, 0x3, 0x40020, 0x33, 0x1, 0x6, 0x50036, 0x2, 0x4, 0x0, 0x3, 0x200F8, 0x5, 0x4003B, 0x8, 0x9, 0x7, 0x4003B, 0x22, 0x23, 0x7, 0x4003D, 0xB, 0xE, 0xD, 0x4003D, 0xF, 0x12, 0x11, 0x70058, 0x7, 0x14, 0xE, 0x12, 0x2, 0x13, 0x3003E, 0x9, 0x14, 0x50041, 0x1A, 0x1B, 0x18, 0x19, 0x4003D, 0x15, 0x1C, 0x1B, 0x500AB, 0x1E, 0x1F, 0x1C, 0x1D, 0x300F7, 0x21, 0x0, 0x400FA, 0x1F, 0x20, 0x3B, 0x200F8, 0x20, 0x50041, 0x22, 0x28, 0x9, 0x27, 0x4003D, 0x6, 0x29, 0x28, 0x8000C, 0x6, 0x2A, 0x1, 0x31, 0x24, 0x25, 0x29, 0x3003E, 0x23, 0x2A, 0x4003D, 0x7, 0x30, 0x2E, 0x8004F, 0x2F, 0x31, 0x30, 0x30, 0x0, 0x1, 0x2, 0x4003D, 0x6, 0x32, 0x23, 0x50041, 0x33, 0x34, 0x2E, 0x27, 0x4003D, 0x6, 0x35, 0x34, 0x50085, 0x6, 0x36, 0x32, 0x35, 0x50051, 0x6, 0x37, 0x31, 0x0, 0x50051, 0x6, 0x38, 0x31, 0x1, 0x50051, 0x6, 0x39, 0x31, 0x2, 0x70050, 0x7, 0x3A, 0x37, 0x38, 0x39, 0x36, 0x3003E, 0x2C, 0x3A, 0x200F9, 0x21, 0x200F8, 0x3B, 0x50041, 0x1A, 0x3C, 0x18, 0x1D, 0x4003D, 0x15, 0x3D, 0x3C, 0x500AB, 0x1E, 0x3E, 0x3D, 0x1D, 0x300F7, 0x40, 0x0, 0x400FA, 0x3E, 0x3F, 0x4C, 0x200F8, 0x3F, 0x4003D, 0x7, 0x41, 0x2E, 0x8004F, 0x2F, 0x42, 0x41, 0x41, 0x0, 0x1, 0x2, 0x50041, 0x22, 0x43, 0x9, 0x27, 0x4003D, 0x6, 0x44, 0x43, 0x50041, 0x33, 0x45, 0x2E, 0x27, 0x4003D, 0x6, 0x46, 0x45, 0x50085, 0x6, 0x47, 0x44, 0x46, 0x50051, 0x6, 0x48, 0x42, 0x0, 0x50051, 0x6, 0x49, 0x42, 0x1, 0x50051, 0x6, 0x4A, 0x42, 0x2, 0x70050, 0x7, 0x4B, 0x48, 0x49, 0x4A, 0x47, 0x3003E, 0x2C, 0x4B, 0x200F9, 0x40, 0x200F8, 0x4C, 0x4003D, 0x7, 0x4D, 0x9, 0x4003D, 0x7, 0x4E, 0x2E, 0x50085, 0x7, 0x4F, 0x4D, 0x4E, 0x3003E, 0x2C, 0x4F, 0x200F9, 0x40, 0x200F8, 0x40, 0x200F9, 0x21, 0x200F8, 0x21, 0x100FD, 0x10038, };
+// clang-format on
+}  // namespace Shaders
+}  // namespace PD

backends/include/pdsystem

@@ -0,0 +1,11 @@
+#pragma once
+
+// Gfx
+#include <pd_system/gfx_citro3d.hpp>
+#include <pd_system/gfx_directx9.hpp>
+#include <pd_system/gfx_opengl2.hpp>
+#include <pd_system/gfx_opengl3.hpp>
+
+// Hid
+#include <pd_system/hid_3ds.hpp>
+#include <pd_system/hid_glfw.hpp>

backends/source/gfx_citro3d.cpp

@@ -0,0 +1,287 @@
+// Well yes, i finally try it
+
+#include <pd/core/core.hpp>
+#include <pd/lithium/formatters.hpp>
+#include <pd_system/gfx_citro3d.hpp>
+
+#if defined(PD_ENABLE_CITRO3D) && defined(__3DS__)
+
+#include <3ds.h>
+#include <citro3d.h>
+
+#include <pd/drivers/drivers.hpp>
+#include <pica.hpp>
+
+namespace PD {
+const char* LIShaderCTR = R"(
+; LI7 Shader
+; Constants
+.constf myconst(0.0, 1.0, 0.00392156862745, 0.0)
+.alias  ones  	myconst.yyyy ; Vector full of ones
+
+; Uniforms
+.fvec projection[4]
+
+; Outputs
+.out out_position		position
+.out out_color			color
+.out out_uv				texcoord0
+
+; Inputs
+.alias in_xy		v0
+.alias in_uvc 		v1
+.alias in_col	    v2
+
+.entry vmain
+.proc vmain
+	mov r0.xy, in_xy.xy
+	mov r0.w, ones
+
+	dp4 out_position.x, projection[0], r0
+	dp4 out_position.y, projection[1], r0
+	dp4 out_position.z, projection[2], r0
+	dp4 out_position.w, projection[3], r0
+
+	mov out_uv, in_uvc.xy
+
+	mul r1, myconst.zzzz, in_col
+	mov out_color, r1
+	end
+.end
+)";
+
+struct GfxCitro3D::Impl {
+  C3D_AttrInfo pAttr;
+  shaderProgram_s pShader;
+  DVLB_s* pCode;
+  int uLocProjection = 0;
+  C3D_Tex* CurrentTex = nullptr;
+  std::vector<u8> pShaderRaw;
+
+  GPU_TEXCOLOR TextureTranslateFormat(TextureFormat fmt) {
+    switch (fmt) {
+      case PD::TextureFormat::A8:
+        return GPU_A8;
+      case PD::TextureFormat::RGB24:
+        return GPU_RGB8;
+      case PD::TextureFormat::RGBA32:
+        return GPU_RGBA8;
+      default:
+        return GPU_RGBA8;
+    }
+  }
+
+  int TextureFormat2Bpp(TextureFormat fmt) {
+    switch (fmt) {
+      case PD::TextureFormat::A8:
+        return 1;
+      case PD::TextureFormat::RGB24:
+        return 3;
+      case PD::TextureFormat::RGBA32:
+        return 4;
+      default:
+        return 0;
+    }
+  }
+
+  void SetupPixelStage(bool sdf) {
+    shaderProgramUse(&pShader);
+    C3D_BindProgram(&pShader);
+    C3D_SetAttrInfo(&pAttr);
+    C3D_DepthTest(false, GPU_GREATER, GPU_WRITE_ALL);
+    if (!CurrentTex) return;
+    C3D_TexEnv* env = C3D_GetTexEnv(0);
+    C3D_TexEnvInit(env);
+    C3D_TexEnv* env1 = C3D_GetTexEnv(1);
+    C3D_TexEnvInit(env1);
+
+    if (sdf) {
+      C3D_TexEnvSrc(env, C3D_RGB, GPU_PRIMARY_COLOR);
+      C3D_TexEnvFunc(env, C3D_RGB, GPU_REPLACE);
+
+      C3D_TexEnvColor(env, 0x60606060);
+      C3D_TexEnvSrc(env, C3D_Alpha, GPU_TEXTURE0, GPU_CONSTANT);
+      C3D_TexEnvOpAlpha(env, GPU_TEVOP_A_SRC_ALPHA, GPU_TEVOP_A_SRC_ALPHA);
+      C3D_TexEnvFunc(env, C3D_Alpha, GPU_SUBTRACT);
+      C3D_TexEnvScale(env, C3D_Alpha, GPU_TEVSCALE_4);
+
+      C3D_TexEnvSrc(env1, C3D_RGB, GPU_PREVIOUS);
+      C3D_TexEnvFunc(env1, C3D_RGB, GPU_REPLACE);
+
+      C3D_TexEnvSrc(env1, C3D_Alpha, GPU_PREVIOUS, GPU_PRIMARY_COLOR);
+      C3D_TexEnvOpAlpha(env, GPU_TEVOP_A_SRC_ALPHA, GPU_TEVOP_A_SRC_ALPHA);
+      C3D_TexEnvFunc(env1, C3D_Alpha, GPU_MODULATE);
+    } else {
+      switch (CurrentTex->fmt) {
+        case GPU_A4:
+        case GPU_A8:
+        case GPU_L4:
+        case GPU_L8:
+          C3D_TexEnvSrc(env, C3D_Alpha, GPU_TEXTURE0);
+          C3D_TexEnvFunc(env, C3D_RGB, GPU_REPLACE);
+          C3D_TexEnvFunc(env, C3D_Alpha, GPU_MODULATE);
+          break;
+        case GPU_RGB565:
+          C3D_TexEnvSrc(env, C3D_Alpha, GPU_TEXTURE0);
+          C3D_TexEnvFunc(env, C3D_RGB, GPU_MODULATE);
+          C3D_TexEnvFunc(env, C3D_Alpha, GPU_REPLACE);
+          break;
+
+        default:
+          C3D_TexEnvSrc(env, C3D_Both, GPU_TEXTURE0);
+          C3D_TexEnvFunc(env, C3D_Both, GPU_MODULATE);
+          break;
+      }
+    }
+  }
+};
+
+void GfxCitro3D::SysInit() {
+  if (impl) return;
+  PDLOG("GfxCitro3D::SysInit();");
+  impl = new Impl();
+  Flags |= PDGfxBackendFlags_FlipUV_Y;
+  impl->pShaderRaw = Pica::AssembleCode(LIShaderCTR);
+  impl->pCode = DVLB_ParseFile((uint32_t*)impl->pShaderRaw.data(),
+                               impl->pShaderRaw.size());
+  shaderProgramInit(&impl->pShader);
+  shaderProgramSetVsh(&impl->pShader, &impl->pCode->DVLE[0]);
+  impl->uLocProjection = shaderInstanceGetUniformLocation(
+      impl->pShader.vertexShader, "projection");
+
+  AttrInfo_Init(&impl->pAttr);
+  AttrInfo_AddLoader(&impl->pAttr, 0, GPU_FLOAT, 2);
+  AttrInfo_AddLoader(&impl->pAttr, 1, GPU_FLOAT, 2);
+  AttrInfo_AddLoader(&impl->pAttr, 2, GPU_UNSIGNED_BYTE, 4);
+}
+
+void GfxCitro3D::SysDeinit() {
+  if (!impl) return;
+  shaderProgramFree(&impl->pShader);
+  DVLB_Free(impl->pCode);
+  delete impl;
+  impl = nullptr;
+  PDLOG("GfxCitro3D::SysDeinit()");
+}
+
+void GfxCitro3D::Submit(size_t count, size_t start) {
+  if (!impl) return;
+  BindTexture(CurrentTex);
+  impl->SetupPixelStage(CurrentTexIsSDF);  // needs to be called after
+  C3D_Mtx proj;
+  Mtx_OrthoTilt(&proj, 0.f, ViewPort.x, ViewPort.y, 0.f, 1.f, -1.f, false);
+  C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, impl->uLocProjection, &proj);
+  // C3D_FVUnifMtx4x4(GPU_VERTEX_SHADER, impl->uLocProjection,
+  //                  (C3D_Mtx*)&Projection);
+  C3D_DrawElements(GPU_TRIANGLES, count, C3D_UNSIGNED_SHORT,
+                   GetIndexBufPtr(start));
+  impl->CurrentTex = nullptr;
+}
+
+void GfxCitro3D::BindTexture(TextureID id) {
+  if (!impl || !id) return;
+  impl->CurrentTex = (C3D_Tex*)id;
+  C3D_TexBind(0, (C3D_Tex*)id);
+}
+
+void GfxCitro3D::SysReset() {
+  if (!impl) return;
+  C3D_CullFace(GPU_CULL_NONE);
+}
+
+Li::Texture GfxCitro3D::LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                    int h, TextureFormat type,
+                                    TextureFilter filter) {
+  if (!impl || w > 1024 || h > 1024) return Li::Texture();
+  if (pixels.size() !=
+      static_cast<size_t>(w * h * Li::TextureFormat2Bpp(type))) {
+    PDERR("Failed to load Texture due to Size mismatch: {} != {}",
+          pixels.size(),
+          static_cast<size_t>(w * h * Li::TextureFormat2Bpp(type)));
+    return Li::Texture();
+  }
+  // Don't check here as check done before
+  PD::Li::Texture res;
+  int bpp = impl->TextureFormat2Bpp(type);
+  ivec2 tex_size(w, h);
+  // Pow2
+  if (!PD::Bits::IsSingleBit(w)) {
+    tex_size.x = PD::Bits::GetPow2((unsigned int)w);
+  }
+  if (!PD::Bits::IsSingleBit(h)) {
+    tex_size.y = PD::Bits::GetPow2((unsigned int)h);
+  }
+  res.SetSize(w, h);
+  res.SetUV(0.f, 1.f, ((float)w / (float)tex_size.x),
+            1.0 - ((float)h / (float)tex_size.y));
+
+  // Texture Setup
+  auto fltr = (filter == TextureFilter::Linear ? GPU_NEAREST : GPU_LINEAR);
+  auto tex_fmt = impl->TextureTranslateFormat(type);
+  auto tex = new C3D_Tex;
+  C3D_TexInit(tex, (u16)tex_size.x, (u16)tex_size.y, tex_fmt);
+  C3D_TexSetFilter(tex, fltr, fltr);
+
+  std::memset((PD::u8*)tex->data, 0x0, tex->size);
+
+  /// Probably Remove this if statement in future
+  /// This are the things confirmed as working
+  if (bpp == 3 || bpp == 4 || bpp == 1) {
+    for (int x = 0; x < w; x++) {
+      for (int y = 0; y < h; y++) {
+        int dst_pos = ((((y >> 3) * ((int)tex_size.x >> 3) + (x >> 3)) << 6) +
+                       ((x & 1) | ((y & 1) << 1) | ((x & 2) << 1) |
+                        ((y & 2) << 2) | ((x & 4) << 2) | ((y & 4) << 3))) *
+                      bpp;
+        int src_pos = (y * w + x) * bpp;
+        /// Best idea i had
+        for (int i = 0; i < bpp; i++) {
+          ((u8*)tex->data)[dst_pos + bpp - 1 - i] = pixels[src_pos + i];
+        }
+      }
+    }
+    C3D_TexFlush(tex);
+  }
+
+  tex->border = 0x00000000;
+  C3D_TexSetWrap(tex, GPU_REPEAT, GPU_REPEAT);
+  res.SetID((TextureID)tex);
+  RegisterTexture(res);
+  PDLOG("GfxCitro3D::LoadTexture -> {{ {} }}, [{}, {}]", res, type, filter);
+  return res;
+}
+
+void GfxCitro3D::DeleteTexture(const Li::Texture& tex) {
+  if (!tex.GetID()) return;
+  UnregisterTexture(tex);
+  C3D_Tex* t = reinterpret_cast<C3D_Tex*>(tex.GetID());
+  C3D_TexDelete(t);
+  delete t;
+}
+
+void GfxCitro3D::UploadPools() {
+  auto buf = C3D_GetBufInfo();
+  BufInfo_Init(buf);
+  BufInfo_Add(buf, GetVertexBufPtr(0), sizeof(Li::Vertex), 3, 0x210);
+}
+}  // namespace PD
+#else
+namespace PD {
+void GfxCitro3D::SysInit() {
+  PDERR(
+      "GfxCitro3D::SysInit: Citro3D Driver is not included in "
+      "palladium-system");
+}
+void GfxCitro3D::SysDeinit() {}
+void GfxCitro3D::Submit(size_t count, size_t start) {}
+void GfxCitro3D::BindTexture(TextureID id) {}
+void GfxCitro3D::SysReset() {}
+Li::Texture GfxCitro3D::LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                    int h, TextureFormat type,
+                                    TextureFilter filter) {
+  return Li::Texture();
+}
+void GfxCitro3D::DeleteTexture(const Li::Texture& tex) {}
+void GfxCitro3D::UploadPools() {}
+}  // namespace PD
+#endif

backends/source/gfx_directx9.cpp

@@ -0,0 +1,308 @@
+// Well yes, i finally try it
+
+#include <pd/lithium/formatters.hpp>
+#include <pd_system/gfx_directx9.hpp>
+
+// Sicher ist sicher
+#if defined(PD_ENABLE_DIRECTX9) && defined(_WIN32)
+#include <d3d9.h>
+#include <d3dcompiler.h>
+
+#include <pd/drivers/drivers.hpp>
+
+namespace PD {
+static const char* g_vsCode = R"(
+float4x4 projection;
+
+struct VS_IN {
+  float2 pos : POSITION0;
+  float2 uv  : TEXCOORD0;
+  float4 col : COLOR0;
+};
+
+struct VS_OUT {
+  float4 pos : POSITION0;
+  float2 uv  : TEXCOORD0;
+  float4 col : COLOR0;
+};
+
+VS_OUT main(VS_IN input) {
+  VS_OUT o;
+  o.pos = mul(projection, float4(input.pos, 0.0, 1.0)); 
+  o.uv = input.uv;
+  o.col = input.col.bgra;
+  return o;
+}
+)";
+
+static const char* g_psCode = R"(
+sampler2D tex : register(s0);
+float alfa : register(c1);
+float is_sdf : register(c2);
+
+struct PS_IN {
+  float2 uv  : TEXCOORD0;
+  float4 col : COLOR0;
+};
+
+float4 main(PS_IN input) : COLOR0 {
+  float4 tc = tex2D(tex, input.uv);
+  if (is_sdf > 0.5) {
+    float alpha = smoothstep(0.45, 0.55, tc.a);
+    return float4(input.col.rgb, alpha * input.col.a);
+  } else if (alfa > 0.5)
+    return float4(input.col.rgb, tc.a * input.col.a);
+  else
+    return tc * input.col;
+}
+)";
+
+struct GfxDirectX9::Impl {
+  IDirect3DDevice9* Device = nullptr;
+  IDirect3DVertexBuffer9* VBO = nullptr;
+  IDirect3DIndexBuffer9* IBO = nullptr;
+  IDirect3DVertexDeclaration9* Decl = nullptr;
+  IDirect3DVertexShader9* VS = nullptr;
+  IDirect3DPixelShader9* FS = nullptr;
+  IDirect3DTexture9* CurrentTex = nullptr;
+  size_t VertexBufferSize = 0;
+  size_t IndexBufferSize = 0;
+};
+
+void GfxDirectX9::SysInit() {
+  if (impl) return;
+  PDLOG("GfxDirectX9::SysInit();");
+  impl = new Impl();
+  impl->Device = (IDirect3DDevice9*)pDevice;
+  if (impl->Device) {
+    D3DVERTEXELEMENT9 elements[]{
+        {0, 0, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION,
+         0},
+        {0, 8, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD,
+         0},
+        {0, 16, D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR,
+         0},
+        D3DDECL_END()};
+    impl->Device->CreateVertexDeclaration(elements, &impl->Decl);
+
+    ID3DBlob* vsBlob = nullptr;
+    ID3DBlob* errBlob = nullptr;
+    HRESULT hr = D3DCompile(g_vsCode, strlen(g_vsCode), nullptr, nullptr,
+                            nullptr, "main", "vs_2_0", 0, 0, &vsBlob, &errBlob);
+    if (FAILED(hr)) {
+      PDERR("Vertex Shader compile error: {}",
+            errBlob ? (char*)errBlob->GetBufferPointer() : "");
+    } else {
+      impl->Device->CreateVertexShader((DWORD*)vsBlob->GetBufferPointer(),
+                                       &impl->VS);
+    }
+    if (vsBlob) vsBlob->Release();
+    if (errBlob) errBlob->Release();
+
+    ID3DBlob* psBlob = nullptr;
+    errBlob = nullptr;
+    hr = D3DCompile(g_psCode, strlen(g_psCode), nullptr, nullptr, nullptr,
+                    "main", "ps_2_0", 0, 0, &psBlob, &errBlob);
+    if (FAILED(hr)) {
+      PDLOG("Pixel Shader compile error: {}",
+            errBlob ? (char*)errBlob->GetBufferPointer() : "");
+    } else {
+      impl->Device->CreatePixelShader((DWORD*)psBlob->GetBufferPointer(),
+                                      &impl->FS);
+    }
+    if (psBlob) psBlob->Release();
+    if (errBlob) errBlob->Release();
+  } else {
+    PDERR(
+        "GfxDirectX9::SysInit Error: pDevice is not set!\nYOu need to include "
+        "your D3D9 Device as "
+        "folowing:\nPD::Gfx::UseDriver<PD::GfxDirectX9>(D3D9Device);");
+  }
+}
+
+void GfxDirectX9::SysDeinit() {
+  if (!impl || !impl->Device) return;
+  if (impl->VBO) impl->VBO->Release();
+  if (impl->IBO) impl->IBO->Release();
+  if (impl->Decl) impl->Decl->Release();
+  if (impl->VS) impl->VS->Release();
+  if (impl->FS) impl->FS->Release();
+  delete impl;
+  impl = nullptr;
+  PDLOG("GfxDirectX9::SysDeinit()");
+}
+
+void GfxDirectX9::Submit(size_t count, size_t start) {
+  if (!impl || !impl->Device || !impl->VBO || !impl->IBO) return;
+
+  BindTexture(CurrentTex);
+
+  impl->Device->SetVertexShaderConstantF(0, Projection.Ptr(), 4);
+
+  impl->Device->SetStreamSource(0, impl->VBO, 0, sizeof(PD::Li::Vertex));
+  impl->Device->SetIndices(impl->IBO);
+  impl->Device->SetVertexDeclaration(impl->Decl);
+  impl->Device->SetVertexShader(impl->VS);
+  impl->Device->SetPixelShader(impl->FS);
+
+  impl->Device->DrawIndexedPrimitive(D3DPT_TRIANGLELIST, 0, 0,
+                                     GetVertexPoolSize(), start, count / 3);
+}
+
+void GfxDirectX9::BindTexture(TextureID id) {
+  if (!impl || !impl->Device) return;
+  impl->CurrentTex = (IDirect3DTexture9*)id;
+  impl->Device->SetTexture(0, impl->CurrentTex);
+
+  bool a8 = false;
+  if (impl->CurrentTex) {
+    D3DSURFACE_DESC desc;
+    impl->CurrentTex->GetLevelDesc(0, &desc);
+    a8 = (desc.Format == D3DFMT_A8);
+  }
+
+  float v = a8 ? 1.0f : 0.0f;
+  impl->Device->SetPixelShaderConstantF(0, &v, 1);
+
+  float sdf = CurrentTexIsSDF ? 1.0f : 0.0f;
+  impl->Device->SetPixelShaderConstantF(1, &sdf, 1);
+}
+
+void GfxDirectX9::SysReset() {
+  if (!impl || !impl->Device) return;
+
+  impl->Device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
+  impl->Device->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
+  impl->Device->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
+  impl->Device->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
+
+  impl->Device->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
+  impl->Device->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
+  impl->Device->SetSamplerState(0, D3DSAMP_MIPFILTER, D3DTEXF_LINEAR);
+}
+
+Li::Texture GfxDirectX9::LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                     int h, TextureFormat type,
+                                     TextureFilter filter) {
+  if (!impl || !impl->Device) return Li::Texture();
+  if (pixels.size() !=
+      static_cast<size_t>(w * h * Li::TextureFormat2Bpp(type))) {
+    PDERR("Failed to load Texture due to Size mismatch: {} != {}",
+          pixels.size(),
+          static_cast<size_t>(w * h * Li::TextureFormat2Bpp(type)));
+    return Li::Texture();
+  }
+  IDirect3DTexture9* tex = nullptr;
+  D3DFORMAT fmt = D3DFMT_A8R8G8B8;
+  if (type == TextureFormat::RGB24)
+    fmt = D3DFMT_X8R8G8B8;
+  else if (type == TextureFormat::A8)
+    fmt = D3DFMT_A8;
+
+  HRESULT hr = impl->Device->CreateTexture(w, h, 1, 0, fmt, D3DPOOL_MANAGED,
+                                           &tex, nullptr);
+  if (FAILED(hr) || !tex) return Li::Texture();
+
+  D3DLOCKED_RECT rect;
+  tex->LockRect(0, &rect, nullptr, 0);
+
+  if (type == TextureFormat::RGB24) {
+    u8* dstRow = reinterpret_cast<u8*>(rect.pBits);
+    for (int y = 0; y < h; ++y) {
+      u32* dst = reinterpret_cast<u32*>(dstRow);
+      for (int x = 0; x < w; ++x) {
+        u8 r = pixels[(y * w + x) * 3 + 0];
+        u8 g = pixels[(y * w + x) * 3 + 1];
+        u8 b = pixels[(y * w + x) * 3 + 2];
+        dst[x] = (0xFF << 24) | (r << 16) | (g << 8) | b;
+      }
+      dstRow += rect.Pitch;
+    }
+  } else if (type == TextureFormat::RGBA32) {
+    u8* dstRow = reinterpret_cast<u8*>(rect.pBits);
+    for (int y = 0; y < h; ++y) {
+      u32* dst = reinterpret_cast<u32*>(dstRow);
+      for (int x = 0; x < w; ++x) {
+        u8 r = pixels[(y * w + x) * 4 + 0];
+        u8 g = pixels[(y * w + x) * 4 + 1];
+        u8 b = pixels[(y * w + x) * 4 + 2];
+        u8 a = pixels[(y * w + x) * 4 + 3];
+        dst[x] = (a << 24) | (r << 16) | (g << 8) | b;
+      }
+      dstRow += rect.Pitch;
+    }
+  } else if (type == TextureFormat::A8) {
+    u8* dstRow = reinterpret_cast<u8*>(rect.pBits);
+    for (int y = 0; y < h; ++y) {
+      memcpy(dstRow, &pixels[y * w], w);
+      dstRow += rect.Pitch;
+    }
+  }
+
+  tex->UnlockRect(0);
+  Li::Texture res;
+  res.SetID((TextureID)tex);
+  res.SetSize(w, h);
+  res.SetUV(0.f, 0.f, 1.f, 1.f);
+  RegisterTexture(res);
+  PDLOG("GfxDirectX9::LoadTexture -> {{ {} }}, [{}, {}]", res, type, filter);
+  return res;
+}
+
+void GfxDirectX9::DeleteTexture(const Li::Texture& tex) {
+  if (!tex.GetID()) return;
+  UnregisterTexture(tex);
+  IDirect3DTexture9* t = (IDirect3DTexture9*)tex.GetID();
+  t->Release();
+}
+void GfxDirectX9::UploadPools() {
+  if (!impl || !impl->Device) return;
+
+  if (!impl->VBO || impl->VertexBufferSize != GetVertexPoolSize()) {
+    if (impl->VBO) impl->VBO->Release();
+    impl->Device->CreateVertexBuffer(GetVertexPoolSize() * sizeof(Li::Vertex),
+                                     D3DUSAGE_WRITEONLY, 0, D3DPOOL_MANAGED,
+                                     &impl->VBO, nullptr);
+    impl->VertexBufferSize = GetVertexPoolSize();
+  }
+
+  if (!impl->IBO || impl->IndexBufferSize != GetIndexPoolSize()) {
+    if (impl->IBO) impl->IBO->Release();
+    impl->Device->CreateIndexBuffer(GetIndexPoolSize() * sizeof(u16),
+                                    D3DUSAGE_WRITEONLY, D3DFMT_INDEX16,
+                                    D3DPOOL_MANAGED, &impl->IBO, nullptr);
+    impl->IndexBufferSize = GetIndexPoolSize();
+  }
+
+  void* vptr;
+  impl->VBO->Lock(0, 0, &vptr, 0);
+  memcpy(vptr, GetVertexBufPtr(0),
+         GetVertexPoolSize() * sizeof(PD::Li::Vertex));
+  impl->VBO->Unlock();
+
+  void* iptr;
+  impl->IBO->Lock(0, 0, &iptr, 0);
+  memcpy(iptr, GetIndexBufPtr(0), GetIndexPoolSize() * sizeof(u16));
+  impl->IBO->Unlock();
+}
+}  // namespace PD
+#else
+namespace PD {
+void GfxDirectX9::SysInit() {
+  PDERR(
+      "GfxDirectX9::SysInit: DirectX9 Driver is not included in "
+      "palladium-system");
+}
+void GfxDirectX9::SysDeinit() {}
+void GfxDirectX9::Submit(size_t count, size_t start) {}
+void GfxDirectX9::BindTexture(TextureID id) {}
+void GfxDirectX9::SysReset() {}
+Li::Texture GfxDirectX9::LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                     int h, TextureFormat type,
+                                     TextureFilter filter) {
+  return Li::Texture();
+}
+void GfxDirectX9::DeleteTexture(const Li::Texture& tex) {}
+void GfxDirectX9::UploadPools() {}
+}  // namespace PD
+#endif

backends/source/gfx_opengl2.cpp

@@ -0,0 +1,207 @@
+#include <pd/lithium/formatters.hpp>
+#include <pd_system/gfx_opengl2.hpp>
+
+#if defined(PD_ENABLE_OPENGL2)
+#include <glad/glad.h>
+
+#include <pd/drivers/drivers.hpp>
+#include <pd_system/gl-helper.hpp>
+
+namespace PD {
+
+const char* GfxOpenGL2::pVertCode = R"(
+  #version 120
+  
+  attribute vec2 pos;
+  attribute vec2 uv;
+  attribute vec4 color;
+  
+  varying vec2 oUV;
+  varying vec4 oColor;
+  
+  // Probably forgot about this matrix and
+  // searched hours for why the rendering isn't working :/
+  uniform mat4 projection;
+  
+  void main() {
+      gl_Position = projection*vec4(pos, 0.0, 1.0);
+      oUV = uv;
+      oColor = color;
+  }
+  )";
+
+const char* GfxOpenGL2::pFragCode = R"(
+  #version 120
+      
+  varying vec2 oUV;
+  varying vec4 oColor;
+  
+  uniform sampler2D tex;
+  uniform bool alfa;
+  uniform bool is_sdf;
+      
+  void main() {
+    vec4 tc = texture2D(tex, oUV);
+    if (is_sdf) {
+      float dist = tc.a;
+      float alpha = smoothstep(0.45, 0.55, dist);
+      gl_FragColor = vec4(oColor.rgb, alpha * oColor.a);
+    } else if (alfa) {
+      gl_FragColor = vec4(oColor.rgb, tc.a * oColor.a);
+    } else {
+      gl_FragColor = tc * oColor;
+    }
+  }
+  )";
+
+void GfxOpenGL2::pSetupShaderAttribs(u32 shader) {
+  GLint _pos = glGetAttribLocation(shader, "pos");
+  GLint _uv = glGetAttribLocation(shader, "uv");
+  GLint _color = glGetAttribLocation(shader, "color");
+  glVertexAttribPointer(_pos, 2, GL_FLOAT, GL_FALSE, sizeof(PD::Li::Vertex),
+                        (void*)offsetof(PD::Li::Vertex, pos));
+  glEnableVertexAttribArray(_pos);
+
+  glVertexAttribPointer(_uv, 2, GL_FLOAT, GL_FALSE, sizeof(PD::Li::Vertex),
+                        (void*)offsetof(PD::Li::Vertex, uv));
+  glEnableVertexAttribArray(_uv);
+
+  glVertexAttribPointer(_color, 4, GL_UNSIGNED_BYTE, GL_TRUE,
+                        sizeof(PD::Li::Vertex),
+                        (void*)offsetof(PD::Li::Vertex, color));
+  glEnableVertexAttribArray(_color);
+}
+
+void GfxOpenGL2::SysInit() {
+  pShader = CreateShaderProgram(pVertCode, pFragCode);
+  glUseProgram(pShader);
+  glGenBuffers(1, &VBO);
+  glBindBuffer(GL_ARRAY_BUFFER, VBO);
+  glGenBuffers(1, &IBO);
+  glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, IBO);
+
+  pSetupShaderAttribs(pShader);
+  pLocTex = glGetUniformLocation(pShader, "tex");
+  pLocAlfa = glGetUniformLocation(pShader, "alfa");
+  pLocIsSDF = glGetUniformLocation(pShader, "is_sdf");
+  pLocProjection = glGetUniformLocation(pShader, "projection");
+
+  glBindBuffer(GL_ARRAY_BUFFER, 0);
+  glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+}
+
+void GfxOpenGL2::SysDeinit() {
+  glDeleteBuffers(1, &VBO);
+  glDeleteBuffers(1, &IBO);
+  PDLOG("GfxOpenGL2::SysDeinit()");
+}
+
+void GfxOpenGL2::Submit(size_t count, size_t start) {
+  BindTexture(CurrentTex);
+  glUseProgram(pShader);
+  glUniformMatrix4fv(pLocProjection, 1, GL_FALSE, Projection.m.data());
+
+  glBindBuffer(GL_ARRAY_BUFFER, VBO);
+  glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, IBO);
+  pSetupShaderAttribs(pShader);
+
+  glDrawElements(GL_TRIANGLES, count, GL_UNSIGNED_SHORT,
+                 reinterpret_cast<void*>(start * sizeof(u16)));
+
+  glBindBuffer(GL_ARRAY_BUFFER, 0);
+  glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+  BindTexture(0);
+}
+
+void GfxOpenGL2::BindTexture(TextureID id) {
+  glActiveTexture(GL_TEXTURE0);
+  glBindTexture(GL_TEXTURE_2D, (GLuint)id);
+  glUniform1i(pLocTex, 0);
+  GLint fmt = 0;
+  glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &fmt);
+  glUniform1i(pLocAlfa, fmt == GL_ALPHA);
+  glUniform1i(pLocIsSDF, CurrentTexIsSDF);
+}
+
+void GfxOpenGL2::SysReset() {
+  glEnable(GL_BLEND);
+  glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+}
+
+Li::Texture GfxOpenGL2::LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                    int h, TextureFormat type,
+                                    TextureFilter filter) {
+  if (pixels.size() !=
+      static_cast<size_t>(w * h * Li::TextureFormat2Bpp(type))) {
+    PDERR("Failed to load Texture due to Size mismatch: {} != {}",
+          pixels.size(),
+          static_cast<size_t>(w * h * Li::TextureFormat2Bpp(type)));
+    return Li::Texture();
+  }
+  GLuint texID;
+  glGenTextures(1, &texID);
+  glBindTexture(GL_TEXTURE_2D, texID);
+
+  // Set base format (Always using RGBA as base)
+  GLenum fmt = GL_RGBA;
+  if (type == TextureFormat::RGB24) {
+    fmt = GL_RGB;
+  } else if (type == TextureFormat::A8) {
+    fmt = GL_ALPHA;
+  }
+  glTexImage2D(GL_TEXTURE_2D, 0, fmt, w, h, 0, fmt, GL_UNSIGNED_BYTE,
+               pixels.data());
+  if (filter == TextureFilter::Linear) {
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+  } else if (filter == TextureFilter::Nearest) {
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+  }
+  glBindTexture(GL_TEXTURE_2D, 0);
+  Li::Texture res;
+  res.SetID(texID);
+  res.SetSize(w, h);
+  res.SetUV(0.f, 0.f, 1.f, 1.f);
+  RegisterTexture(res);
+  PDLOG("GfxOpenGL2::LoadTexture -> {{ {} }}, [{}, {}]", res, type, filter);
+  return res;
+}
+
+void GfxOpenGL2::DeleteTexture(const Li::Texture& tex) {
+  UnregisterTexture(tex);
+  GLuint tex_ = tex.GetID();
+  glDeleteTextures(1, &tex_);
+}
+
+void GfxOpenGL2::UploadPools() {
+  glBindBuffer(GL_ARRAY_BUFFER, VBO);
+  glBufferData(GL_ARRAY_BUFFER, GetVertexPoolSize() * sizeof(PD::Li::Vertex),
+               GetVertexBufPtr(0), GL_DYNAMIC_DRAW);
+
+  glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, IBO);
+  glBufferData(GL_ELEMENT_ARRAY_BUFFER, GetIndexPoolSize() * sizeof(u16),
+               GetIndexBufPtr(0), GL_DYNAMIC_DRAW);
+}
+}  // namespace PD
+#else
+namespace PD {
+void GfxOpenGL2::SysInit() {
+  PDERR(
+      "GfxOpenGL2::SysInit: OpenGL2 Driver is not included in "
+      "palladium-system");
+}
+void GfxOpenGL2::SysDeinit() {}
+void GfxOpenGL2::Submit(size_t count, size_t start) {}
+void GfxOpenGL2::BindTexture(TextureID id) {}
+void GfxOpenGL2::SysReset() {}
+Li::Texture GfxOpenGL2::LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                    int h, TextureFormat type,
+                                    TextureFilter filter) {
+  return Li::Texture();
+}
+void GfxOpenGL2::DeleteTexture(const Li::Texture& tex) {}
+void GfxOpenGL2::pSetupShaderAttribs(u32 shader) {}
+void GfxOpenGL2::UploadPools() {}
+}  // namespace PD
+#endif

backends/source/gfx_opengl3.cpp

@@ -0,0 +1,182 @@
+#include <pd/lithium/formatters.hpp>
+#include <pd_system/gfx_opengl3.hpp>
+
+#if defined(PD_ENABLE_OPENGL3)
+#include <glad/glad.h>
+
+#include <pd/drivers/drivers.hpp>
+#include <pd_system/gl-helper.hpp>
+#include <pd_system/shaders.hpp>
+#include <spirv-helper.hpp>
+
+namespace PD {
+void GfxOpenGL3::SysInit() {
+  std::string vcode = SpirvHelper::SPV2GLSL(
+      std::vector<unsigned int>(
+          Shaders::VertexShader,
+          Shaders::VertexShader +
+              (sizeof(Shaders::VertexShader) / sizeof(unsigned int))),
+      330, false);
+  std::string fcode = SpirvHelper::SPV2GLSL(
+      std::vector<unsigned int>(
+          Shaders::FragmentShader,
+          Shaders::FragmentShader +
+              (sizeof(Shaders::FragmentShader) / sizeof(unsigned int))),
+      330, false);
+  PDLOG("Vertex: \n{}", vcode);
+  PDLOG("Fragment: \n{}", fcode);
+  pShader = CreateShaderProgram(vcode.c_str(), fcode.c_str());
+  glUseProgram(pShader);
+  glGenVertexArrays(1, &VAO);
+  glBindVertexArray(VAO);
+  glGenBuffers(1, &VBO);
+  glBindBuffer(GL_ARRAY_BUFFER, VBO);
+
+  glEnableVertexAttribArray(0);
+  glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, sizeof(PD::Li::Vertex),
+                        (void*)offsetof(PD::Li::Vertex, pos));
+  glEnableVertexAttribArray(1);
+  glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, sizeof(PD::Li::Vertex),
+                        (void*)offsetof(PD::Li::Vertex, uv));
+  glEnableVertexAttribArray(2);
+  glVertexAttribPointer(2, 4, GL_UNSIGNED_BYTE, GL_TRUE, sizeof(PD::Li::Vertex),
+                        (void*)offsetof(PD::Li::Vertex, color));
+
+  glGenBuffers(1, &IBO);
+  glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, IBO);
+
+  pLocTex = glGetUniformLocation(pShader, "tex");
+  pLocAlfa = glGetUniformLocation(pShader, "push.alfa");
+  pLocIsSDF = glGetUniformLocation(pShader, "push.is_sdf");
+  pLocProjection = glGetUniformLocation(pShader, "ubo.projection");
+
+  glBindBuffer(GL_ARRAY_BUFFER, 0);
+  glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+  glBindVertexArray(0);
+}
+
+void GfxOpenGL3::SysDeinit() {
+  glDeleteBuffers(1, &VBO);
+  glDeleteBuffers(1, &IBO);
+  glDeleteVertexArrays(1, &VAO);
+  PDLOG("GfxOpenGL3::SysDeinit()");
+}
+
+void GfxOpenGL3::Submit(size_t count, size_t start) {
+  BindTexture(CurrentTex);
+  glUseProgram(pShader);
+  glUniformMatrix4fv(pLocProjection, 1, GL_FALSE, Projection.m.data());
+
+  glBindVertexArray(VAO);
+  glDrawElements(GL_TRIANGLES, count, GL_UNSIGNED_SHORT,
+                 reinterpret_cast<void*>(start * sizeof(u16)));
+  glBindVertexArray(0);
+
+  BindTexture(0);
+}
+
+void GfxOpenGL3::BindTexture(TextureID id) {
+  glActiveTexture(GL_TEXTURE0);
+  glBindTexture(GL_TEXTURE_2D, (GLuint)id);
+  glUniform1i(pLocTex, 0);
+  GLint fmt = 0;
+  glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &fmt);
+  glUniform1i(pLocAlfa, fmt == GL_R8);
+  glUniform1i(pLocIsSDF, CurrentTexIsSDF);
+}
+
+void GfxOpenGL3::SysReset() {
+  glEnable(GL_BLEND);
+  glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+}
+
+Li::Texture GfxOpenGL3::LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                    int h, TextureFormat type,
+                                    TextureFilter filter) {
+  if (pixels.size() !=
+      static_cast<size_t>(w * h * Li::TextureFormat2Bpp(type))) {
+    PDERR("Failed to load Texture due to Size mismatch: {} != {}",
+          pixels.size(),
+          static_cast<size_t>(w * h * Li::TextureFormat2Bpp(type)));
+    return Li::Texture();
+  }
+  GLuint texID;
+  glGenTextures(1, &texID);
+  glBindTexture(GL_TEXTURE_2D, texID);
+
+  // Set base format (Always using RGBA as base)
+  GLenum fmt = GL_RGBA;
+  GLenum ifmt = GL_RGBA8;
+  if (type == TextureFormat::RGB24) {
+    ifmt = GL_RGB8;
+    fmt = GL_RGB;
+  } else if (type == TextureFormat::A8) {
+    ifmt = GL_R8;
+    fmt = GL_RED;
+  }
+  glTexImage2D(GL_TEXTURE_2D, 0, ifmt, w, h, 0, fmt, GL_UNSIGNED_BYTE,
+               pixels.data());
+
+  if (type == TextureFormat::A8) {
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_A, GL_RED);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_ONE);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_G, GL_ONE);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_B, GL_ONE);
+  }
+  if (filter == TextureFilter::Linear) {
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+  } else if (filter == TextureFilter::Nearest) {
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+  }
+  glBindTexture(GL_TEXTURE_2D, 0);
+  Li::Texture res;
+  res.SetID(texID);
+  res.SetSize(w, h);
+  res.SetUV(0.f, 0.f, 1.f, 1.f);
+  RegisterTexture(res);
+  PDLOG("GfxOpenGL3::LoadTexture -> {{ {} }}, [{}, {}]", res, type, filter);
+  return res;
+}
+
+void GfxOpenGL3::DeleteTexture(const Li::Texture& tex) {
+  UnregisterTexture(tex);
+  GLuint tex_ = tex.GetID();
+  glDeleteTextures(1, &tex_);
+}
+
+void GfxOpenGL3::UploadPools() {
+  glBindVertexArray(VAO);
+
+  glBindBuffer(GL_ARRAY_BUFFER, VBO);
+  glBufferData(GL_ARRAY_BUFFER, GetVertexPoolSize() * sizeof(PD::Li::Vertex),
+               GetVertexBufPtr(0), GL_DYNAMIC_DRAW);
+
+  glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, IBO);
+  glBufferData(GL_ELEMENT_ARRAY_BUFFER, GetIndexPoolSize() * sizeof(u16),
+               GetIndexBufPtr(0), GL_DYNAMIC_DRAW);
+
+  glBindVertexArray(0);
+}
+}  // namespace PD
+#else
+namespace PD {
+void GfxOpenGL3::SysInit() {
+  PDERR(
+      "GfxOpenGL3::SysInit: OpenGL3 Driver is not included in "
+      "palladium-system");
+}
+void GfxOpenGL3::SysDeinit() {}
+void GfxOpenGL3::Submit(size_t count, size_t start) {}
+void GfxOpenGL3::BindTexture(TextureID id) {}
+void GfxOpenGL3::SysReset() {}
+Li::Texture GfxOpenGL3::LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                    int h, TextureFormat type,
+                                    TextureFilter filter) {
+  return Li::Texture();
+}
+void GfxOpenGL3::DeleteTexture(const Li::Texture& tex) {}
+void GfxOpenGL3::UploadPools() {}
+}  // namespace PD
+#endif

backends/source/gl-helper.cpp

@@ -0,0 +1,48 @@
+#if defined(PD_ENABLE_OPENGL2) || defined(PD_ENABLE_OPENGL3)
+#include <glad/glad.h>
+
+#include <iostream>
+#include <pd_system/gl-helper.hpp>
+
+namespace PD {
+GLuint compileShader(const char* src, GLenum type) {
+  GLuint shader = glCreateShader(type);
+  glShaderSource(shader, 1, &src, nullptr);
+  glCompileShader(shader);
+
+  GLint success;
+  glGetShaderiv(shader, GL_COMPILE_STATUS, &success);
+  if (!success) {
+    char infoLog[512];
+    glGetShaderInfoLog(shader, 512, nullptr, infoLog);
+    std::cerr << "Shader Compilation Error: " << infoLog << std::endl;
+  }
+
+  return shader;
+}
+u32 CreateShaderProgram(const char* vert, const char* frag) {
+  GLuint vertexShader = compileShader(vert, GL_VERTEX_SHADER);
+  GLuint fragmentShader = compileShader(frag, GL_FRAGMENT_SHADER);
+
+  GLuint shaderProgram = glCreateProgram();
+  glAttachShader(shaderProgram, vertexShader);
+  glAttachShader(shaderProgram, fragmentShader);
+  glLinkProgram(shaderProgram);
+
+  GLint success;
+  glGetProgramiv(shaderProgram, GL_LINK_STATUS, &success);
+  if (!success) {
+    char infoLog[512];
+    glGetProgramInfoLog(shaderProgram, 512, nullptr, infoLog);
+    std::cerr << "Shader Program Linking Error: " << infoLog << std::endl;
+  }
+
+  glDeleteShader(vertexShader);
+  glDeleteShader(fragmentShader);
+
+  if (success) PDLOG("Shader [{}] compiled sucessfully", shaderProgram);
+
+  return shaderProgram;
+}
+}  // namespace PD
+#endif

backends/source/hid_3ds.cpp

@@ -0,0 +1,82 @@
+#include <pd_system/hid_3ds.hpp>
+#if defined(PD_ENABLE_HID3DS) && defined(__3DS__)
+#include <3ds.h>
+namespace PD {
+struct Hid3DS::Impl {
+  std::string* Text;
+  bool InTextMode = false;
+};
+
+Hid3DS::Hid3DS() : HidDriver("Hid3DS") {
+  impl = new Impl;
+
+  pFlags |= PDHidBackendFlags_HasGamepad;
+  pFlags |= PDHidBackendFlags_HasTouch;
+
+  pGamepad[KEY_A] = HidInternal::Gamepad::A;
+  pGamepad[KEY_B] = HidInternal::Gamepad::B;
+  pGamepad[KEY_X] = HidInternal::Gamepad::X;
+  pGamepad[KEY_Y] = HidInternal::Gamepad::Y;
+  pGamepad[KEY_START] = HidInternal::Gamepad::Start;
+  pGamepad[KEY_SELECT] = HidInternal::Gamepad::Select;
+  pGamepad[KEY_L] = HidInternal::Gamepad::L;
+  pGamepad[KEY_R] = HidInternal::Gamepad::R;
+  pGamepad[KEY_DUP] = HidInternal::Gamepad::DUp;
+  pGamepad[KEY_DDOWN] = HidInternal::Gamepad::DDown;
+  pGamepad[KEY_DLEFT] = HidInternal::Gamepad::DLeft;
+  pGamepad[KEY_DRIGHT] = HidInternal::Gamepad::DRight;
+  pGamepad[KEY_CPAD_UP] = HidInternal::Gamepad::CPUp;
+  pGamepad[KEY_CPAD_DOWN] = HidInternal::Gamepad::CPDown;
+  pGamepad[KEY_CPAD_LEFT] = HidInternal::Gamepad::CPLeft;
+  pGamepad[KEY_CPAD_RIGHT] = HidInternal::Gamepad::CPRight;
+  pGamepad[KEY_CSTICK_UP] = HidInternal::Gamepad::CSUp;
+  pGamepad[KEY_CSTICK_DOWN] = HidInternal::Gamepad::CSDown;
+  pGamepad[KEY_CSTICK_LEFT] = HidInternal::Gamepad::CSLeft;
+  pGamepad[KEY_CSTICK_RIGHT] = HidInternal::Gamepad::CSRight;
+  pGamepad[KEY_ZL] = HidInternal::Gamepad::ZL;
+  pGamepad[KEY_ZR] = HidInternal::Gamepad::ZR;
+  pGamepad[KEY_TOUCH] = HidInternal::Gamepad::Touch;
+}
+
+Hid3DS::~Hid3DS() { delete impl; }
+
+void Hid3DS::Update() {
+  HidDriver::Update();  // clear stats
+  hidScanInput();
+  u32 kd = hidKeysDown();
+  u32 kh = hidKeysHeld();
+  u32 ku = hidKeysUp();
+
+  for (const auto& b : pGamepad) {
+    if (b.first & kd) {
+      pGamepadEvents[0][Event::Down] |= b.second;
+    }
+    if (b.first & kh) {
+      pGamepadEvents[0][Event::Held] |= b.second;
+    }
+    if (b.first & ku) {
+      pGamepadEvents[0][Event::Up] |= b.second;
+    }
+  }
+
+  /*if (pLocked) {
+    SwapTab();
+  }*/
+  touchPosition t;
+  hidTouchRead(&t);
+  pMouse[0] = fvec2(t.px, t.py);
+}
+}  // namespace PD
+#else
+struct GLFWgamepadstate {};
+namespace PD {
+
+Hid3DS::Hid3DS() : HidDriver("Hid3DS") {}
+
+Hid3DS::~Hid3DS() {}
+
+void Hid3DS::Update() {
+  HidDriver::Update();  // clear stats
+}
+}  // namespace PD
+#endif

backends/source/hid_glfw.cpp

@@ -0,0 +1,156 @@
+#include <pd_system/hid_glfw.hpp>
+#ifdef PD_ENABLE_HID_GLFW
+#define GLFW_INCLUDE_NONE
+#include <GLFW/glfw3.h>
+
+namespace PD {
+struct HidGlfw::Impl {
+  GLFWwindow* Win;
+  int PrevState;
+  std::unordered_map<int, int> PrevStates;
+  std::unordered_map<int, int> GPPrevStates;
+  GLFWcharfun OldTextCB;
+  std::string* Text;
+  bool InTextMode = false;
+};
+
+constexpr int KEY_BASE = GLFW_GAMEPAD_BUTTON_LAST;
+constexpr int KEY_LSTICK_LEFT = KEY_BASE + 1;
+constexpr int KEY_LSTICK_RIGHT = KEY_BASE + 2;
+constexpr int KEY_LSTICK_UP = KEY_BASE + 3;
+constexpr int KEY_LSTICK_DOWN = KEY_BASE + 4;
+constexpr int KEY_RSTICK_LEFT = KEY_BASE + 5;
+constexpr int KEY_RSTICK_RIGHT = KEY_BASE + 6;
+constexpr int KEY_RSTICK_UP = KEY_BASE + 7;
+constexpr int KEY_RSTICK_DOWN = KEY_BASE + 8;
+constexpr int KEY_LEFT_TRIGGER = KEY_BASE + 9;
+constexpr int KEY_RIGHT_TRIGGER = KEY_BASE + 10;
+constexpr int KEY_LAST = KEY_RIGHT_TRIGGER;
+
+HidGlfw::HidGlfw(GLFWwindow* win) : HidDriver("HidGlfw") {
+  impl = new Impl;
+  impl->Win = win;
+
+  pFlags |= PDHidBackendFlags_HasMouse;
+  pFlags |= PDHidBackendFlags_HasKeyboard;
+  if (glfwJoystickPresent(GLFW_JOYSTICK_1)) {
+    pFlags |= PDHidBackendFlags_HasGamepad;
+  }
+  pGamepad[GLFW_GAMEPAD_BUTTON_A] = HidInternal::Gamepad::A;
+  pGamepad[GLFW_GAMEPAD_BUTTON_B] = HidInternal::Gamepad::B;
+  pGamepad[GLFW_GAMEPAD_BUTTON_X] = HidInternal::Gamepad::X;
+  pGamepad[GLFW_GAMEPAD_BUTTON_Y] = HidInternal::Gamepad::Y;
+  pGamepad[GLFW_GAMEPAD_BUTTON_START] = HidInternal::Gamepad::Start;
+  pGamepad[GLFW_GAMEPAD_BUTTON_BACK] = HidInternal::Gamepad::Select;
+  pGamepad[GLFW_GAMEPAD_BUTTON_DPAD_LEFT] = HidInternal::Gamepad::DLeft;
+  pGamepad[GLFW_GAMEPAD_BUTTON_DPAD_RIGHT] = HidInternal::Gamepad::DRight;
+  pGamepad[GLFW_GAMEPAD_BUTTON_DPAD_UP] = HidInternal::Gamepad::DUp;
+  pGamepad[GLFW_GAMEPAD_BUTTON_DPAD_DOWN] = HidInternal::Gamepad::DDown;
+  pGamepad[GLFW_GAMEPAD_BUTTON_LEFT_BUMPER] = HidInternal::Gamepad::L;
+  pGamepad[GLFW_GAMEPAD_BUTTON_RIGHT_BUMPER] = HidInternal::Gamepad::R;
+  pGamepad[GLFW_GAMEPAD_BUTTON_LEFT_THUMB] = HidInternal::Gamepad::LStick;
+  pGamepad[GLFW_GAMEPAD_BUTTON_RIGHT_THUMB] = HidInternal::Gamepad::RStick;
+  pGamepad[KEY_LEFT_TRIGGER] = HidInternal::Gamepad::ZL;
+  pGamepad[KEY_RIGHT_TRIGGER] = HidInternal::Gamepad::ZR;
+  pGamepad[KEY_LSTICK_LEFT] = HidInternal::Gamepad::CPLeft;
+  pGamepad[KEY_LSTICK_RIGHT] = HidInternal::Gamepad::CPRight;
+  pGamepad[KEY_LSTICK_UP] = HidInternal::Gamepad::CPUp;
+  pGamepad[KEY_LSTICK_DOWN] = HidInternal::Gamepad::CPDown;
+  pGamepad[KEY_RSTICK_LEFT] = HidInternal::Gamepad::CSLeft;
+  pGamepad[KEY_RSTICK_RIGHT] = HidInternal::Gamepad::CSRight;
+  pGamepad[KEY_RSTICK_UP] = HidInternal::Gamepad::CSUp;
+  pGamepad[KEY_RSTICK_DOWN] = HidInternal::Gamepad::CSDown;
+  for (int i = 0; i <= KEY_LAST; i++) {
+    impl->GPPrevStates[i] = 0;
+  }
+}
+
+HidGlfw::~HidGlfw() { delete impl; }
+
+void HidGlfw::Update() {
+  HidDriver::Update();  // clear stats
+  GLFWgamepadstate gpstate;
+  int gps = glfwGetGamepadState(GLFW_JOYSTICK_1, &gpstate);
+  if (gps == GLFW_TRUE) {
+    HandleAxisKey(gpstate, KEY_LEFT_TRIGGER, GLFW_GAMEPAD_AXIS_LEFT_TRIGGER,
+                  false);
+    HandleAxisKey(gpstate, KEY_RIGHT_TRIGGER, GLFW_GAMEPAD_AXIS_RIGHT_TRIGGER,
+                  false);
+    HandleAxisKey(gpstate, KEY_LSTICK_LEFT, GLFW_GAMEPAD_AXIS_LEFT_X, true);
+    HandleAxisKey(gpstate, KEY_LSTICK_RIGHT, GLFW_GAMEPAD_AXIS_LEFT_X, false);
+    HandleAxisKey(gpstate, KEY_LSTICK_UP, GLFW_GAMEPAD_AXIS_LEFT_Y, true);
+    HandleAxisKey(gpstate, KEY_LSTICK_DOWN, GLFW_GAMEPAD_AXIS_LEFT_Y, false);
+    HandleAxisKey(gpstate, KEY_RSTICK_LEFT, GLFW_GAMEPAD_AXIS_RIGHT_X, true);
+    HandleAxisKey(gpstate, KEY_RSTICK_RIGHT, GLFW_GAMEPAD_AXIS_RIGHT_X, false);
+    HandleAxisKey(gpstate, KEY_RSTICK_UP, GLFW_GAMEPAD_AXIS_RIGHT_Y, true);
+    HandleAxisKey(gpstate, KEY_RSTICK_DOWN, GLFW_GAMEPAD_AXIS_RIGHT_Y, false);
+    pLStick[0].x = gpstate.axes[GLFW_GAMEPAD_AXIS_LEFT_X];
+    pLStick[0].y = gpstate.axes[GLFW_GAMEPAD_AXIS_LEFT_Y];
+    pRStick[0].x = gpstate.axes[GLFW_GAMEPAD_AXIS_RIGHT_X];
+    pRStick[0].y = gpstate.axes[GLFW_GAMEPAD_AXIS_RIGHT_Y];
+    for (int i = 0; i <= GLFW_GAMEPAD_BUTTON_LAST; i++) {
+      if (gpstate.buttons[i] == GLFW_PRESS) {
+        if (impl->GPPrevStates[i] == GLFW_RELEASE) {
+          pGamepadEvents[0][Event::Down] |= pGamepad[i];
+        }
+        pGamepadEvents[0][Event::Held] |= pGamepad[i];
+      } else if (gpstate.buttons[i] == GLFW_RELEASE &&
+                 impl->GPPrevStates[i] == GLFW_PRESS) {
+        pGamepadEvents[0][Event::Up] |= pGamepad[i];
+      }
+      impl->GPPrevStates[i] = gpstate.buttons[i];
+    }
+  }
+  int state = glfwGetMouseButton(impl->Win, GLFW_MOUSE_BUTTON_LEFT);
+  if (state == GLFW_PRESS) {
+    if (impl->PrevState == GLFW_RELEASE) {
+      pGamepadEvents[0][Event::Down] |= HidInternal::Touch;
+    }
+    pGamepadEvents[0][Event::Held] |= HidInternal::Touch;
+  } else if (state == GLFW_RELEASE && impl->PrevState == GLFW_PRESS) {
+    pGamepadEvents[0][Event::Up] |= HidInternal::Touch;
+  }
+
+  impl->PrevState = state;
+  // if (pLocked) {
+  //   SwapTab();
+  // }
+  double x, y;
+  glfwGetCursorPos(impl->Win, &x, &y);
+  pMouse[0] = fvec2(x, y);
+}
+
+void HidGlfw::HandleAxisKey(GLFWgamepadstate s, int iK, int eA, bool negative) {
+  if (s.axes[eA] <= 1.f && s.axes[eA] >= -1.f) {
+    if (s.axes[eA] > 0.05f && !negative) {
+      if (impl->GPPrevStates[iK] == GLFW_RELEASE) {
+        pGamepadEvents[0][Event::Down] |= pGamepad[iK];
+      }
+      pGamepadEvents[0][Event::Held] |= pGamepad[iK];
+    }
+    if (s.axes[eA] < -0.05f && negative) {
+      if (impl->GPPrevStates[iK] == GLFW_RELEASE) {
+        pGamepadEvents[0][Event::Down] |= pGamepad[iK];
+      }
+      pGamepadEvents[0][Event::Held] |= pGamepad[iK];
+    }
+  }
+  impl->GPPrevStates[iK] = (s.axes[eA] <= -0.05 && s.axes[eA] >= 0.05 &&
+                            s.axes[eA] >= -1.f && s.axes[eA] <= 1);
+}
+}  // namespace PD
+#else
+struct GLFWgamepadstate {};
+namespace PD {
+
+HidGlfw::HidGlfw(GLFWwindow* win) : HidDriver("HidGlfw") {}
+
+HidGlfw::~HidGlfw() {}
+
+void HidGlfw::Update() {
+  HidDriver::Update();  // clear stats
+}
+void HidGlfw::HandleAxisKey(GLFWgamepadstate s, int iK, int eA, bool negative) {
+}
+}  // namespace PD
+#endif

backends/source/hid_nx.cpp

@@ -0,0 +1,31 @@
+
+#include <pd_system/hid_nx.hpp>
+
+#ifdef PD_ENABLE_HID_NX
+#include <switch.h>
+
+namespace PD {
+struct HidNX::Impl {
+  PadState Pad;
+};
+
+HidNX::HidNX() : HidDriver("HidNX") { impl = new Impl; }
+
+HidNX::~HidNX() { delete impl; }
+
+void HidNX::Update() {
+  HidDriver::Update();  // clear stats
+}
+}  // namespace PD
+#else
+namespace PD {
+
+HidNX::HidNX() : HidDriver("HidNX") {}
+
+HidNX::~HidNX() {}
+
+void HidNX::Update() {
+  HidDriver::Update();  // clear stats
+}
+}  // namespace PD
+#endif

cmake/presets/3ds.json

@@ -0,0 +1,35 @@
+{
+    "version": 10,
+    "configurePresets": [
+        {
+            "name": "3ds-debug",
+            "generator": "Ninja",
+            "displayName": "Nintendo 3DS Debug",
+            "binaryDir": "${sourceDir}/build/3ds-debug",
+            "toolchainFile": "/opt/devkitPro/cmake/3DS.cmake",
+            "cacheVariables": {
+                "CMAKE_BUILD_TYPE": "Debug"
+            }
+        },
+        {
+            "name": "3ds-release",
+            "generator": "Ninja",
+            "displayName": "Nintendo 3DS Release",
+            "binaryDir": "${sourceDir}/build/3ds-release",
+            "toolchainFile": "/opt/devkitPro/cmake/3DS.cmake",
+            "cacheVariables": {
+                "CMAKE_BUILD_TYPE": "Release"
+            }
+        }
+    ],
+    "buildPresets": [
+        {
+            "name": "3ds-release",
+            "configurePreset": "3ds-release"
+        },
+        {
+            "name": "3ds-debug",
+            "configurePreset": "3ds-debug"
+        }
+    ]
+}

cmake/presets/default.json

@@ -0,0 +1,33 @@
+{
+    "version": 10,
+    "configurePresets": [
+        {
+            "name": "default-debug",
+            "generator": "Ninja",
+            "displayName": "Default Debug",
+            "binaryDir": "${sourceDir}/build/default-debug",
+            "cacheVariables": {
+                "CMAKE_BUILD_TYPE": "Debug"
+            }
+        },
+        {
+            "name": "default-release",
+            "generator": "Ninja",
+            "displayName": "Default Release",
+            "binaryDir": "${sourceDir}/build/default-release",
+            "cacheVariables": {
+                "CMAKE_BUILD_TYPE": "Release"
+            }
+        }
+    ],
+    "buildPresets": [
+        {
+            "name": "default-release",
+            "configurePreset": "default-release"
+        },
+        {
+            "name": "default-debug",
+            "configurePreset": "default-debug"
+        }
+    ]
+}

cmake/presets/msvc.json

@@ -0,0 +1,24 @@
+{
+    "version": 10,
+    "configurePresets": [
+        {
+            "name": "msvc",
+            "cmakeExecutable": "C:\\Program Files\\CMake\\bin\\cmake.exe",
+            "displayName": "MSVC",
+            "generator": "Visual Studio 17 2022",
+            "binaryDir": "${sourceDir}/build/msvc-build"
+        }
+    ],
+    "buildPresets": [
+        {
+            "name": "msvc-release",
+            "configuration": "Release",
+            "configurePreset": "msvc"
+        },
+        {
+            "name": "msvc-debug",
+            "configuration": "Debug",
+            "configurePreset": "msvc"
+        }
+    ]
+}

cmake/presets/switch.json

@@ -0,0 +1,37 @@
+{
+    "version": 10,
+    "configurePresets": [
+        {
+            "name": "switch-debug",
+            "generator": "Ninja",
+            "displayName": "Nintendo Switch Debug",
+            "binaryDir": "${sourceDir}/build/switch-debug",
+            "toolchainFile": "/opt/devkitPro/cmake/Switch.cmake",
+            "cacheVariables": {
+                "CMAKE_BUILD_TYPE": "Debug",
+                "SPV_EXCLUDE_GLSLANG": "ON"
+            }
+        },
+        {
+            "name": "switch-release",
+            "generator": "Ninja",
+            "displayName": "Nintendo Switch Release",
+            "binaryDir": "${sourceDir}/build/switch-release",
+            "toolchainFile": "/opt/devkitPro/cmake/Switch.cmake",
+            "cacheVariables": {
+                "CMAKE_BUILD_TYPE": "Release",
+                "SPV_EXCLUDE_GLSLANG": "ON"
+            }
+        }
+    ],
+    "buildPresets": [
+        {
+            "name": "switch-release",
+            "configurePreset": "switch-release"
+        },
+        {
+            "name": "switch-debug",
+            "configurePreset": "switch-debug"
+        }
+    ]
+}

include/palladium

@@ -25,3 +25,6 @@ SOFTWARE.
 
 #include <pd/core/core.hpp>
 #include <pd/drivers/drivers.hpp>
+#include <pd/image/image.hpp>
+#include <pd/lithium/lithium.hpp>
+#include <pd/ui7/ui7.hpp>

include/pd/common.hpp

@@ -23,16 +23,32 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
  */
 
+#if defined(__GNUG__) && !defined(_MSC_VER)
+#include <cxxabi.h>
+#endif
+
+#include <array>
 #include <chrono>
 #include <cmath>
+#include <cstddef>
+#include <cstdint>
+#include <cstring>
 #include <exception>
 #include <format>
 #include <fstream>
+#include <numbers>
 #include <pd/pd_p_api.hpp>
 #include <string>
+#include <unordered_map>
 #include <vector>
 
 namespace PD {
+enum class LogLevel {
+  None,
+  Info,
+  Warning,
+  Error,
+};
 [[noreturn]] inline void Throw(const std::string& msg) {
   throw std::runtime_error(msg);
 }
@@ -41,4 +57,53 @@ using u16 = unsigned short;
 using u32 = unsigned int;
 using u64 = unsigned long long;
 using ptr = uintptr_t;
+PD_API void LogFilter(LogLevel minimum);
+PD_API void Log(const std::string& txt, LogLevel lvl = LogLevel::Info);
+template <typename... Args>
+void Log(std::format_string<Args...> fmt, Args&&... args) {
+  std::string msg = std::format(fmt, std::forward<Args>(args)...);
+  Log(msg, LogLevel::Info);
+}
+template <typename... Args>
+void Log(LogLevel lvl, std::format_string<Args...> fmt, Args&&... args) {
+  std::string msg = std::format(fmt, std::forward<Args>(args)...);
+  Log(msg, lvl);
+}
+template <typename T>
+std::string TypeName() {
+#ifdef __RTTI
+#if defined(__GNUG__) && !defined(_MSC_VER)
+  int res = 0;
+  std::unique_ptr<char, void (*)(void*)> up{
+      abi::__cxa_demangle(typeid(T).name(), nullptr, nullptr, &res), std::free};
+  return (res == 0) ? up.get() : typeid(T).name();
+#else
+  return typeid(T).name();  // no demangler available :/
+#endif
+#else
+  return "";
+#endif
+}
 }  // namespace PD
+
+#if defined(__GNUC__) || defined(__clang__)
+#define PDPRETTYFUNC __PRETTY_FUNCTION__
+#elif defined(_MSC_VER)
+#define PDPRETTYFUNC __FUNCSIG__
+#else
+#define PDPRETTYFUNC __FUNCTION__
+#endif
+#ifdef PD_DEBUG
+#define PDLOG(fmt, ...) \
+  PD::Log("[{}:{}]: " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
+#define PDWARN(fmt, ...)                                              \
+  PD::Log(PD::LogLevel::Warning, "[{}:{}]: " fmt, __FILE__, __LINE__, \
+          ##__VA_ARGS__)
+#define PDERR(fmt, ...)                                             \
+  PD::Log(PD::LogLevel::Error, "[{}:{}]: " fmt, __FILE__, __LINE__, \
+          ##__VA_ARGS__)
+#else
+#define PDLOG(fmt, ...)
+#define PDWARN(fmt, ...)
+#define PDERR(fmt, ...)
+#endif

include/pd/core/color.hpp

@@ -71,6 +71,12 @@ class PD_API Color {
    */
   constexpr Color(const std::string_view& hex) { Hex(hex); }
 
+  /**
+   * Constructor for Hex Input (is abel to run at compile time xD)
+   * @param hex Hex String in `#ffffff` or `#ffffffff` format
+   */
+  constexpr Color(const char* hex) { Hex(std::string_view{hex}); }
+
   /**
    * Create Color Object by Hex String (at compile time btw)
    * @param hex Hex String in `#ffffff` or `#ffffffff` format
@@ -115,6 +121,20 @@ class PD_API Color {
     return *this;
   }
 
+  /**
+   * Lerp
+   * @param v Target color
+   * @param t interpolation factor
+   * @return Class Reference
+   */
+  constexpr Color& Lerp(const Color& v, float t) {
+    a = static_cast<u8>(a + (v.a - a) * t);
+    b = static_cast<u8>(b + (v.b - b) * t);
+    g = static_cast<u8>(g + (v.g - g) * t);
+    r = static_cast<u8>(r + (v.r - r) * t);
+    return *this;
+  }
+
   /**
    * Get 32Bit Color Value
    * @return 32Bit Color Value (ABGR iirc)

include/pd/core/formatters.hpp

@@ -93,6 +93,6 @@ struct std::formatter<PD::Color> : std::formatter<std::string> {
                        std::format_parse_context::const_iterator end,
                        size_t len, const char* what) {
     return (end - it >= static_cast<std::ptrdiff_t>(len) &&
-            std::string_view(it, len) == what);
+            std::string_view(&*it, len) == what);  // msvc things...
   }
 };

include/pd/core/mat.hpp

@@ -109,6 +109,16 @@ struct PD_API Mat4 {
     return ret;
   }
 
+  constexpr Mat4 Transpose() const {
+    Mat4 ret;
+    for (int i = 0; i < 4; ++i) {
+      for (int j = 0; j < 4; ++j) {
+        ret(i, j) = (*this)(j, i);
+      }
+    }
+    return ret;
+  }
+
   constexpr static Mat4 Ortho(float l, float r, float b, float t, float n,
                               float f) {
     Mat4 ret;

include/pd/core/pool.hpp

@@ -1,20 +1,41 @@
 #pragma once
 
+#include <memory>
 #include <pd/common.hpp>
-
 namespace PD {
+// lets take use of c++ 20 concepts
+// https://en.cppreference.com/w/cpp/language/constraints.html
+template <typename T>
+concept Resettable = requires(T& v) { v.Reset(); };
+
 template <typename T, typename Alloc = std::allocator<T>>
 class Pool {
  public:
+  using value_type = T;
+  using iterator = T*;
+  using const_iterator = const T*;
+
   Pool() = default;
-  ~Pool() = default;
+  ~Pool() {
+    if (pData) {
+      for (size_t i = 0; i < pCap; i++) {
+        std::allocator_traits<Alloc>::destroy(pAlloc, &pData[i]);
+      }
+      pAlloc.deallocate(pData, pCap);
+      pData = nullptr;
+    }
+  }
 
   static Pool* Create(size_t size) { return new Pool(size); }
 
   void Init(size_t size) {
     pPos = 0;
     pCap = size;
-    pPool.resize(size);
+    pData = pAlloc.allocate(size);
+    for (size_t i = 0; i < pCap; i++) {
+      std::allocator_traits<Alloc>::construct(pAlloc, &pData[i]);
+    }
+    PDLOG("Pool::Init({})", size);
   }
 
   Pool(const Pool&) = delete;
@@ -23,29 +44,123 @@ class Pool {
   Pool& operator=(Pool&&) = delete;
 
   T* Allocate(size_t num = 1) {
-    if (CheckLimits(num)) return nullptr;
-    T* ret = &pPool[pPos];
+    ExpandIf(num);
+    T* ret = &pData[pPos];
     pPos += num;
     return ret;
   }
 
-  bool CheckLimits(size_t num) {
-    if ((pPos + num) >= pCap) {
-      throw std::runtime_error(
-          std::format("[PD::Pool]: Trying to allocate {} elements but this is "
-                      "going out of range ({}/{})",
-                      num, pPos + num, pCap));
-      return true;
-    }
-    return false;
+  void Push(const T& elem) {
+    T* e = Allocate(1);
+    *e = elem;
   }
 
-  void Reset() { pPos = 0; }
+  void Put(size_t idx, const T& elem) {
+    if (idx >= pCap) ExpandIf(idx);
+    pData[idx] = elem;
+  }
+
+  void ExpandIf(size_t req) {
+    if ((pPos + req) <= pCap) return;
+    size_t ncap = std::max(pCap * 2, pPos + req);
+    T* nu = pAlloc.allocate(ncap);
+    if (pData) {
+      for (size_t i = 0; i < pPos; i++) {
+        std::allocator_traits<Alloc>::construct(
+            pAlloc, &nu[i], std::move_if_noexcept(pData[i]));
+      }
+      for (size_t i = 0; i < pCap; i++) {
+        std::allocator_traits<Alloc>::destroy(pAlloc, &pData[i]);
+      }
+      pAlloc.deallocate(pData, pCap);
+    }
+    for (size_t i = pPos; i < ncap; i++) {
+      std::allocator_traits<Alloc>::construct(pAlloc, &nu[i]);
+    }
+    PDLOG("Pool::ExpandIf({}): {} -> {}", req, pCap, ncap);
+    pData = nu;
+    pCap = ncap;
+  }
+
+  void Reset() {
+    for (size_t i = 0; i < pCap; i++) {
+      std::allocator_traits<Alloc>::destroy(pAlloc, &pData[i]);
+    }
+    pPos = 0;
+    for (size_t i = 0; i < pCap; i++) {
+      std::allocator_traits<Alloc>::construct(pAlloc, &pData[i]);
+    }
+  }
+
+  void ResetFast() {
+    if constexpr (Resettable<T>) {
+      for (size_t i = 0; i < pPos; i++) {
+        pData[i].Reset();
+      }
+    } else if constexpr (!std::is_trivially_destructible_v<T>) {
+      PDWARN(
+          "ResetFast should only be executed with a non destructible type or a "
+          "class/struct that has a Reset func! {} is not "
+          "trivially_destructible and has no reset func.",
+          TypeName<T>());
+    }
+    pPos = 0;
+  }
+
+  /** THE ILLEGAL RESET FUNC */
+  void NoReset() { pPos = 0; }
+
+  /**
+   * Copy the data of another pool
+   */
+  void AppendCopy(const Pool& v) {
+    if (!v.size()) return;
+    ExpandIf(v.size());
+    for (size_t i = 0; i < v.size(); i++) {
+      pData[pPos + i] = v.pData[i];
+    }
+    pPos += v.size();
+  }
+
+  /**
+   * Move the data of another pool
+   */
+  void AppendMove(Pool& v) {
+    if (!v.size()) return;
+    ExpandIf(v.size());
+    for (size_t i = 0; i < v.size(); i++) {
+      pData[pPos + i] = std::move(v.pData[i]);
+    }
+    pPos += v.size();
+    v.ResetFast();
+  }
+
+  size_t size() const { return pPos; }
+  size_t capacity() const { return pCap; }
+  T& at(size_t idx) { return pData[idx]; }
+  const T& at(size_t idx) const { return pData[idx]; }
+  iterator begin() { return pData; }
+  iterator end() { return pData + pPos; }
+  const_iterator begin() const { return pData; }
+  const_iterator end() const { return pData + pPos; }
+
+  T& operator[](size_t idx) { return at(idx); }
+  const T& operator[](size_t idx) const { return at(idx); }
 
  private:
-  Pool(size_t size) : pCap(size), pPos(0) { pPool.resize(size); }
+  Pool(size_t size) : pCap(size), pPos(0) {
+    pPos = 0;
+    pCap = size;
+    pData = pAlloc.allocate(size);
+    for (size_t i = 0; i < pCap; i++) {
+      std::allocator_traits<Alloc>::construct(pAlloc, &pData[i]);
+    }
+    PDLOG("Pool::Init({})", size);
+  }
+
   size_t pCap = 0;
   size_t pPos = 0;
-  std::vector<T, Alloc> pPool;
+  Alloc pAlloc;
+  T* pData = nullptr;
 };
 }  // namespace PD

include/pd/core/strings.hpp

@@ -149,7 +149,7 @@ class U8Iterator {
   }
 
   bool PeekNext32(u32& ret) {
-    // if ((ptr + 1) == 0 || *(ptr + 1) == 0) return false;
+    if (ptr == nullptr || *(ptr + 1) == 0) return false;
     u8 c = *ptr;
     if (c < 0x80) {
       ret = c;

include/pd/core/timetrace.hpp

@@ -23,6 +23,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
  */
 
+#include <map>
 #include <pd/common.hpp>
 
 namespace PD {
@@ -202,14 +203,15 @@ class Res {
   /** Trace ID */
   std::string id;
   /** Start time */
-  u64 start;
+  u64 start = 0;
   /** End Time */
-  u64 end;
+  u64 end = 0;
   /** Last Diff */
-  u64 diff;
+  u64 diff = 0;
   /** Protocol */
   TimeStats protocol;
 };
+using TraceMap = std::map<std::string, TT::Res>;
 /**
  * Begin a Trace
  * @param id Name of the Trace
@@ -220,6 +222,9 @@ PD_API void Beg(const std::string& id);
  * @param id Name of the Trace
  */
 PD_API void End(const std::string& id);
+PD_API TraceMap& GetTraceMap();
+PD_API TT::Res& GetTraceRef(const std::string& id);
+PD_API bool TraceExist(const std::string& id);
 /**
  * Collect Start end end of the trace by tracking
  * when the Scope object goes out of scope

include/pd/core/vec2.hpp

@@ -23,7 +23,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
  */
 
-// This file is generated by lazyvec 2.0.0
+// This file is generated by lazyvec 2.1.0
 
 #include <pd/common.hpp>
 
@@ -54,117 +54,117 @@ class vec2 {
   // Operations
 
   template <typename T1>
-  vec2<T>& operator+=(T1 v) {
+  constexpr vec2<T>& operator+=(T1 v) {
     x += (T)v;
     y += (T)v;
     return *this;
   }
 
   template <typename T1>
-  vec2<T>& operator+=(const vec2<T1>& v) {
+  constexpr vec2<T>& operator+=(const vec2<T1>& v) {
     x += (T)v.x;
     y += (T)v.y;
     return *this;
   }
 
   template <typename T1>
-  vec2<T> operator+(T1 v) const {
+  constexpr vec2<T> operator+(T1 v) const {
     return vec2<T>(x + (T)v, y + (T)v);
   }
 
   template <typename T1>
-  vec2<T> operator+(const vec2<T1>& v) const {
+  constexpr vec2<T> operator+(const vec2<T1>& v) const {
     return vec2<T>(x + (T)v.x, y + (T)v.y);
   }
 
   template <typename T1>
-  vec2<T>& operator-=(T1 v) {
+  constexpr vec2<T>& operator-=(T1 v) {
     x -= (T)v;
     y -= (T)v;
     return *this;
   }
 
   template <typename T1>
-  vec2<T>& operator-=(const vec2<T1>& v) {
+  constexpr vec2<T>& operator-=(const vec2<T1>& v) {
     x -= (T)v.x;
     y -= (T)v.y;
     return *this;
   }
 
   template <typename T1>
-  vec2<T> operator-(T1 v) const {
+  constexpr vec2<T> operator-(T1 v) const {
     return vec2<T>(x - (T)v, y - (T)v);
   }
 
   template <typename T1>
-  vec2<T> operator-(const vec2<T1>& v) const {
+  constexpr vec2<T> operator-(const vec2<T1>& v) const {
     return vec2<T>(x - (T)v.x, y - (T)v.y);
   }
 
   template <typename T1>
-  vec2<T>& operator*=(T1 v) {
+  constexpr vec2<T>& operator*=(T1 v) {
     x *= (T)v;
     y *= (T)v;
     return *this;
   }
 
   template <typename T1>
-  vec2<T>& operator*=(const vec2<T1>& v) {
+  constexpr vec2<T>& operator*=(const vec2<T1>& v) {
     x *= (T)v.x;
     y *= (T)v.y;
     return *this;
   }
 
   template <typename T1>
-  vec2<T> operator*(T1 v) const {
+  constexpr vec2<T> operator*(T1 v) const {
     return vec2<T>(x * (T)v, y * (T)v);
   }
 
   template <typename T1>
-  vec2<T> operator*(const vec2<T1>& v) const {
+  constexpr vec2<T> operator*(const vec2<T1>& v) const {
     return vec2<T>(x * (T)v.x, y * (T)v.y);
   }
 
   template <typename T1>
-  vec2<T>& operator/=(T1 v) {
+  constexpr vec2<T>& operator/=(T1 v) {
     x /= (T)v;
     y /= (T)v;
     return *this;
   }
 
   template <typename T1>
-  vec2<T>& operator/=(const vec2<T1>& v) {
+  constexpr vec2<T>& operator/=(const vec2<T1>& v) {
     x /= (T)v.x;
     y /= (T)v.y;
     return *this;
   }
 
   template <typename T1>
-  vec2<T> operator/(T1 v) const {
+  constexpr vec2<T> operator/(T1 v) const {
     return vec2<T>(x / (T)v, y / (T)v);
   }
 
   template <typename T1>
-  vec2<T> operator/(const vec2<T1>& v) const {
+  constexpr vec2<T> operator/(const vec2<T1>& v) const {
     return vec2<T>(x / (T)v.x, y / (T)v.y);
   }
 
   // Generic Operations
 
-  vec2 operator-() const { return vec2(-x, -y); }
+  constexpr vec2 operator-() const { return vec2(-x, -y); }
   template <typename T1>
-  bool operator==(const vec2<T1>& v) const {
+  constexpr bool operator==(const vec2<T1>& v) const {
     return x == (T)v.x && y == (T)v.y;
   }
   template <typename T1>
-  bool operator!=(const vec2<T1>& v) const {
+  constexpr bool operator!=(const vec2<T1>& v) const {
     return !(*this == v);
   }
 
   // Functions
 
   double Len() const { return std::sqrt(SqLen()); }
-  double SqLen() const { return x * x + y * y; }
+  constexpr double SqLen() const { return x * x + y * y; }
 
   template <typename T1>
   double Distance(const vec2<T1>& v) const {
@@ -180,12 +180,12 @@ class vec2 {
   }
 
   template <typename T1>
-  T Dot(const vec2<T1>& v) const {
+  constexpr T Dot(const vec2<T1>& v) const {
     return x * (T)v.x + y * (T)v.y;
   }
 
   // Swap Functions
-  void SwapXY() {
+  constexpr void SwapXY() {
     T t = x;
     x = y;
     y = t;

include/pd/core/vec3.hpp

@@ -23,7 +23,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
  */
 
-// This file is generated by lazyvec 2.0.0
+// This file is generated by lazyvec 2.1.0
 
 #include <pd/common.hpp>
 // Extended includes (rename if you use other filenames/paths)
@@ -69,7 +69,7 @@ class vec3 {
   // Operations
 
   template <typename T1>
-  vec3<T>& operator+=(T1 v) {
+  constexpr vec3<T>& operator+=(T1 v) {
     x += (T)v;
     y += (T)v;
     z += (T)v;
@@ -77,7 +77,7 @@ class vec3 {
   }
 
   template <typename T1>
-  vec3<T>& operator+=(const vec3<T1>& v) {
+  constexpr vec3<T>& operator+=(const vec3<T1>& v) {
     x += (T)v.x;
     y += (T)v.y;
     z += (T)v.z;
@@ -85,17 +85,17 @@ class vec3 {
   }
 
   template <typename T1>
-  vec3<T> operator+(T1 v) const {
+  constexpr vec3<T> operator+(T1 v) const {
     return vec3<T>(x + (T)v, y + (T)v, z + (T)v);
   }
 
   template <typename T1>
-  vec3<T> operator+(const vec3<T1>& v) const {
+  constexpr vec3<T> operator+(const vec3<T1>& v) const {
     return vec3<T>(x + (T)v.x, y + (T)v.y, z + (T)v.z);
   }
 
   template <typename T1>
-  vec3<T>& operator-=(T1 v) {
+  constexpr vec3<T>& operator-=(T1 v) {
     x -= (T)v;
     y -= (T)v;
     z -= (T)v;
@@ -103,7 +103,7 @@ class vec3 {
   }
 
   template <typename T1>
-  vec3<T>& operator-=(const vec3<T1>& v) {
+  constexpr vec3<T>& operator-=(const vec3<T1>& v) {
     x -= (T)v.x;
     y -= (T)v.y;
     z -= (T)v.z;
@@ -111,17 +111,17 @@ class vec3 {
   }
 
   template <typename T1>
-  vec3<T> operator-(T1 v) const {
+  constexpr vec3<T> operator-(T1 v) const {
     return vec3<T>(x - (T)v, y - (T)v, z - (T)v);
   }
 
   template <typename T1>
-  vec3<T> operator-(const vec3<T1>& v) const {
+  constexpr vec3<T> operator-(const vec3<T1>& v) const {
     return vec3<T>(x - (T)v.x, y - (T)v.y, z - (T)v.z);
   }
 
   template <typename T1>
-  vec3<T>& operator*=(T1 v) {
+  constexpr vec3<T>& operator*=(T1 v) {
     x *= (T)v;
     y *= (T)v;
     z *= (T)v;
@@ -129,7 +129,7 @@ class vec3 {
   }
 
   template <typename T1>
-  vec3<T>& operator*=(const vec3<T1>& v) {
+  constexpr vec3<T>& operator*=(const vec3<T1>& v) {
     x *= (T)v.x;
     y *= (T)v.y;
     z *= (T)v.z;
@@ -137,17 +137,17 @@ class vec3 {
   }
 
   template <typename T1>
-  vec3<T> operator*(T1 v) const {
+  constexpr vec3<T> operator*(T1 v) const {
     return vec3<T>(x * (T)v, y * (T)v, z * (T)v);
   }
 
   template <typename T1>
-  vec3<T> operator*(const vec3<T1>& v) const {
+  constexpr vec3<T> operator*(const vec3<T1>& v) const {
     return vec3<T>(x * (T)v.x, y * (T)v.y, z * (T)v.z);
   }
 
   template <typename T1>
-  vec3<T>& operator/=(T1 v) {
+  constexpr vec3<T>& operator/=(T1 v) {
     x /= (T)v;
     y /= (T)v;
     z /= (T)v;
@@ -155,7 +155,7 @@ class vec3 {
   }
 
   template <typename T1>
-  vec3<T>& operator/=(const vec3<T1>& v) {
+  constexpr vec3<T>& operator/=(const vec3<T1>& v) {
     x /= (T)v.x;
     y /= (T)v.y;
     z /= (T)v.z;
@@ -163,31 +163,31 @@ class vec3 {
   }
 
   template <typename T1>
-  vec3<T> operator/(T1 v) const {
+  constexpr vec3<T> operator/(T1 v) const {
     return vec3<T>(x / (T)v, y / (T)v, z / (T)v);
   }
 
   template <typename T1>
-  vec3<T> operator/(const vec3<T1>& v) const {
+  constexpr vec3<T> operator/(const vec3<T1>& v) const {
     return vec3<T>(x / (T)v.x, y / (T)v.y, z / (T)v.z);
   }
 
   // Generic Operations
 
-  vec3 operator-() const { return vec3(-x, -y, -z); }
+  constexpr vec3 operator-() const { return vec3(-x, -y, -z); }
   template <typename T1>
-  bool operator==(const vec3<T1>& v) const {
+  constexpr bool operator==(const vec3<T1>& v) const {
     return x == (T)v.x && y == (T)v.y && z == (T)v.z;
   }
   template <typename T1>
-  bool operator!=(const vec3<T1>& v) const {
+  constexpr bool operator!=(const vec3<T1>& v) const {
     return !(*this == v);
   }
 
   // Functions
 
   double Len() const { return std::sqrt(SqLen()); }
-  double SqLen() const { return x * x + y * y + z * z; }
+  constexpr double SqLen() const { return x * x + y * y + z * z; }
 
   template <typename T1>
   double Distance(const vec3<T1>& v) const {
@@ -203,27 +203,27 @@ class vec3 {
   }
 
   template <typename T1>
-  T Dot(const vec3<T1>& v) const {
+  constexpr T Dot(const vec3<T1>& v) const {
     return x * (T)v.x + y * (T)v.y + z * (T)v.z;
   }
 
   template <typename T1>
-  vec3<T> Cross(const vec3<T1>& v) const {
+  constexpr vec3<T> Cross(const vec3<T1>& v) const {
     return vec3<T>(y * v.z - z * v.y, z * v.x - x * v.z, x * v.y - y * v.x);
   }
 
   // Swap Functions
-  void SwapXY() {
+  constexpr void SwapXY() {
     T t = x;
     x = y;
     y = t;
   }
-  void SwapXZ() {
+  constexpr void SwapXZ() {
     T t = x;
     x = z;
     z = t;
   }
-  void SwapYZ() {
+  constexpr void SwapYZ() {
     T t = y;
     y = z;
     z = t;

include/pd/core/vec4.hpp

@@ -23,7 +23,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
  */
 
-// This file is generated by lazyvec 2.0.0
+// This file is generated by lazyvec 2.1.0
 
 #include <pd/common.hpp>
 // Extended includes (rename if you use other filenames/paths)
@@ -84,7 +84,7 @@ class vec4 {
   // Operations
 
   template <typename T1>
-  vec4<T>& operator+=(T1 v) {
+  constexpr vec4<T>& operator+=(T1 v) {
     x += (T)v;
     y += (T)v;
     z += (T)v;
@@ -93,7 +93,7 @@ class vec4 {
   }
 
   template <typename T1>
-  vec4<T>& operator+=(const vec4<T1>& v) {
+  constexpr vec4<T>& operator+=(const vec4<T1>& v) {
     x += (T)v.x;
     y += (T)v.y;
     z += (T)v.z;
@@ -102,17 +102,17 @@ class vec4 {
   }
 
   template <typename T1>
-  vec4<T> operator+(T1 v) const {
+  constexpr vec4<T> operator+(T1 v) const {
     return vec4<T>(x + (T)v, y + (T)v, z + (T)v, w + (T)v);
   }
 
   template <typename T1>
-  vec4<T> operator+(const vec4<T1>& v) const {
+  constexpr vec4<T> operator+(const vec4<T1>& v) const {
     return vec4<T>(x + (T)v.x, y + (T)v.y, z + (T)v.z, w + (T)v.w);
   }
 
   template <typename T1>
-  vec4<T>& operator-=(T1 v) {
+  constexpr vec4<T>& operator-=(T1 v) {
     x -= (T)v;
     y -= (T)v;
     z -= (T)v;
@@ -121,7 +121,7 @@ class vec4 {
   }
 
   template <typename T1>
-  vec4<T>& operator-=(const vec4<T1>& v) {
+  constexpr vec4<T>& operator-=(const vec4<T1>& v) {
     x -= (T)v.x;
     y -= (T)v.y;
     z -= (T)v.z;
@@ -130,17 +130,17 @@ class vec4 {
   }
 
   template <typename T1>
-  vec4<T> operator-(T1 v) const {
+  constexpr vec4<T> operator-(T1 v) const {
     return vec4<T>(x - (T)v, y - (T)v, z - (T)v, w - (T)v);
   }
 
   template <typename T1>
-  vec4<T> operator-(const vec4<T1>& v) const {
+  constexpr vec4<T> operator-(const vec4<T1>& v) const {
     return vec4<T>(x - (T)v.x, y - (T)v.y, z - (T)v.z, w - (T)v.w);
   }
 
   template <typename T1>
-  vec4<T>& operator*=(T1 v) {
+  constexpr vec4<T>& operator*=(T1 v) {
     x *= (T)v;
     y *= (T)v;
     z *= (T)v;
@@ -149,7 +149,7 @@ class vec4 {
   }
 
   template <typename T1>
-  vec4<T>& operator*=(const vec4<T1>& v) {
+  constexpr vec4<T>& operator*=(const vec4<T1>& v) {
     x *= (T)v.x;
     y *= (T)v.y;
     z *= (T)v.z;
@@ -158,17 +158,17 @@ class vec4 {
   }
 
   template <typename T1>
-  vec4<T> operator*(T1 v) const {
+  constexpr vec4<T> operator*(T1 v) const {
     return vec4<T>(x * (T)v, y * (T)v, z * (T)v, w * (T)v);
   }
 
   template <typename T1>
-  vec4<T> operator*(const vec4<T1>& v) const {
+  constexpr vec4<T> operator*(const vec4<T1>& v) const {
     return vec4<T>(x * (T)v.x, y * (T)v.y, z * (T)v.z, w * (T)v.w);
   }
 
   template <typename T1>
-  vec4<T>& operator/=(T1 v) {
+  constexpr vec4<T>& operator/=(T1 v) {
     x /= (T)v;
     y /= (T)v;
     z /= (T)v;
@@ -177,7 +177,7 @@ class vec4 {
   }
 
   template <typename T1>
-  vec4<T>& operator/=(const vec4<T1>& v) {
+  constexpr vec4<T>& operator/=(const vec4<T1>& v) {
     x /= (T)v.x;
     y /= (T)v.y;
     z /= (T)v.z;
@@ -186,31 +186,31 @@ class vec4 {
   }
 
   template <typename T1>
-  vec4<T> operator/(T1 v) const {
+  constexpr vec4<T> operator/(T1 v) const {
     return vec4<T>(x / (T)v, y / (T)v, z / (T)v, w / (T)v);
   }
 
   template <typename T1>
-  vec4<T> operator/(const vec4<T1>& v) const {
+  constexpr vec4<T> operator/(const vec4<T1>& v) const {
     return vec4<T>(x / (T)v.x, y / (T)v.y, z / (T)v.z, w / (T)v.w);
   }
 
   // Generic Operations
 
-  vec4 operator-() const { return vec4(-x, -y, -z, -w); }
+  constexpr vec4 operator-() const { return vec4(-x, -y, -z, -w); }
   template <typename T1>
-  bool operator==(const vec4<T1>& v) const {
+  constexpr bool operator==(const vec4<T1>& v) const {
     return x == (T)v.x && y == (T)v.y && z == (T)v.z && w == (T)v.w;
   }
   template <typename T1>
-  bool operator!=(const vec4<T1>& v) const {
+  constexpr bool operator!=(const vec4<T1>& v) const {
     return !(*this == v);
   }
 
   // Functions
 
   double Len() const { return std::sqrt(SqLen()); }
-  double SqLen() const { return x * x + y * y + z * z + w * w; }
+  constexpr double SqLen() const { return x * x + y * y + z * z + w * w; }
 
   template <typename T1>
   double Distance(const vec4<T1>& v) const {
@@ -226,37 +226,37 @@ class vec4 {
   }
 
   template <typename T1>
-  T Dot(const vec4<T1>& v) const {
+  constexpr T Dot(const vec4<T1>& v) const {
     return x * (T)v.x + y * (T)v.y + z * (T)v.z + w * (T)v.w;
   }
 
   // Swap Functions
-  void SwapXY() {
+  constexpr void SwapXY() {
     T t = x;
     x = y;
     y = t;
   }
-  void SwapXZ() {
+  constexpr void SwapXZ() {
     T t = x;
     x = z;
     z = t;
   }
-  void SwapXW() {
+  constexpr void SwapXW() {
     T t = x;
     x = w;
     w = t;
   }
-  void SwapYZ() {
+  constexpr void SwapYZ() {
     T t = y;
     y = z;
     z = t;
   }
-  void SwapYW() {
+  constexpr void SwapYW() {
     T t = y;
     y = w;
     w = t;
   }
-  void SwapZW() {
+  constexpr void SwapZW() {
     T t = z;
     z = w;
     w = t;

include/pd/drivers/drivers.hpp

@@ -1,3 +1,5 @@
 #pragma once
 
+#include <pd/drivers/gfx.hpp>
+#include <pd/drivers/hid.hpp>
 #include <pd/drivers/os.hpp>

include/pd/drivers/gfx.hpp

@@ -2,67 +2,237 @@
 
 #include <pd/core/mat.hpp>
 #include <pd/drivers/interface.hpp>
-#include <pd/lithium/command.hpp>
+#include <pd/lithium/drawlist.hpp>
+#include <pd/lithium/pools.hpp>
+#include <pd/lithium/texture.hpp>
 
-using LiBackendFlags = PD::u32;
-enum LiBackendFlags_ {
-  LiBackendFlags_None = 0,
-  LiBackendFlags_FlipUV_Y = 1 << 0,  // Essential for font loading
+using PDGfxBackendFlags = PD::u32;
+enum PDGfxBackendFlags_ {
+  PDGfxBackendFlags_None = 0,
+  PDGfxBackendFlags_FlipUV_Y = 1 << 0,   // Essential for font loading
+  PDGfxBackendFlags_WindingCW = 1 << 0,  // Use CW instead of CCW winding
 };
 
 namespace PD {
-using TextureID = ptr;
-enum class TextureFilter {
-  Linear,
-  Nearest,
-};
-
-enum class TextureFormat {
-  RGBA32,
-  A8,
-};
 
+// Pre interface class
 class PD_API GfxDriver : public DriverInterface {
  public:
-  GfxDriver(std::string_view name = "Default") : DriverInterface(name) {}
-  virtual ~GfxDriver() {}
+  GfxDriver(std::string_view name);
+  virtual ~GfxDriver();
 
   virtual void Init() {}
-  virtual void Deinit() {}
-  virtual void Submit() {}
-  virtual void BindTexture(TextureID id) {}
-  virtual void Reset() {}
-  virtual TextureID LoadTexture(const std::vector<PD::u8>& pixels, int w, int h,
-                                TextureFormat type = TextureFormat::RGBA32,
-                                TextureFilter filter = TextureFilter::Linear) {}
-  virtual void DeleteTexture(const TextureID& tex) {}
-  void Draw(const std::vector<Li::Command>& commands) {
-    CountCommands += commands.size();
-    // Bind shader
-    Projection = Mat4::Ortho(0.f, ViewPort.x, ViewPort.y, 0.f, 1.f, -1.f);
-    // Shader Set Mtx
-    size_t index = 0;
-    while (index < commands.size()) {
-      CurrentTex = commands[index].Tex;
-      if (!CurrentTex) {
-        index++;
-        continue;
-      }
-    }
+  virtual void Deinit() {
+    DeleteTexture(pWhite);
+    SysDeinit();
   }
 
- private:
-  size_t CurrentIndex = 0;
-  size_t CurrentVertex = 0;
-  TextureID CurrentTex = 0;
-  Mat4 Projection;
-  ivec2 ViewPort;
+  void SetViewPort(const ivec2& size);
+  void SetViewPort(int x, int y);
+  virtual void BindTexture(TextureID id) {}
+  void Reset();
+  virtual Li::Texture LoadTexture(
+      const std::vector<PD::u8>& pixels, int w, int h,
+      TextureFormat type = TextureFormat::RGBA32,
+      TextureFilter filter = TextureFilter::Linear) {
+    return Li::Texture();
+  }
+  virtual void DeleteTexture(const Li::Texture& tex) {}
+  virtual void Draw(const Li::Drawlist& commands) {}
+  Li::Texture::Ptr GetWhiteTexture() { return &pWhite; }
+  PDGfxBackendFlags GetFlags() { return Flags; }
+
+  size_t GetNumVertices() const { return CountVertices; }
+  size_t GetNumIndices() const { return CountIndices; }
+  size_t GetNumDrawcalls() const { return CountDrawcalls; }
+  size_t GetNumCommands() const { return CountCommands; }
+
+  // Global Pool Interface
+  virtual size_t AllocateVertices(size_t count, PD::ptr accessor) = 0;
+  virtual size_t AllocateIndices(size_t count, PD::ptr accessor) = 0;
+  virtual bool ExpandVertices(size_t count, PD::ptr accessor) = 0;
+  virtual bool ExpandIndices(size_t count, PD::ptr accessor) = 0;
+  virtual void PutVertex(size_t loc, const Li::Vertex& vtx,
+                         PD::ptr accessor) = 0;
+  virtual void PutIndex(size_t loc, u16 idx, PD::ptr accessor) = 0;
+  virtual const Li::Vertex& GetVertex(size_t loc) const = 0;
+  virtual const u16& GetIndex(size_t loc) const = 0;
+  virtual void ResetPools() = 0;
+
+ protected:
+  virtual void SysDeinit() {}
+  virtual void SysInit() {}
+  virtual void SysReset() {}
+  virtual void Submit(size_t count, size_t start) {}
+  virtual void UploadPools() {}  // not every driver requires it
+  void RegisterTexture(const Li::Texture& tex);
+  void UnregisterTexture(const Li::Texture& tex);
 
   // Counters
   size_t CountDrawcalls = 0;
   size_t CountCommands = 0;
   size_t CountVertices = 0;
   size_t CountIndices = 0;
+  size_t CurrentIndex = 0;
+  size_t CurrentVertex = 0;
+  size_t pCountDrawcalls = 0;
+  size_t pCountCommands = 0;
+  // State Variables oder so
+  TextureID CurrentTex = 0;
+  bool CurrentTexIsSDF = false;
+  Mat4 Projection;
+  ivec2 ViewPort;
+  std::unordered_map<TextureID, Li::Texture> pTextureRegestry;
+  Li::Texture pWhite;
+  PDGfxBackendFlags Flags = 0;
+};
+
+struct DefaultGfxConfig {
+  // Vertex Allocator
+  template <typename T>
+  using VertexAlloc = std::allocator<T>;
+  // Index Allocator
+  template <typename T>
+  using IndexAlloc = std::allocator<T>;
+};
+
+template <typename Config = DefaultGfxConfig>
+class GfxDriverBase : public GfxDriver {
+ public:
+  using VtxPool =
+      Pool<Li::Vertex, typename Config::template VertexAlloc<Li::Vertex>>;
+  using IdxPool = Pool<u16, typename Config::template VertexAlloc<u16>>;
+  GfxDriverBase(std::string_view name = "Default") : GfxDriver(name) {}
+  virtual ~GfxDriverBase() {}
+
+  void Init() override {
+    SysInit();
+    std::vector<u8> img(16 * 16 * 4, 0xff);
+    pWhite = LoadTexture(img, 16, 16);
+  }
+
+  void Draw(const Li::Drawlist& dl) override {
+    const auto& commands = dl.Data();
+    if (commands.size() == 0) return;
+    pCountCommands += commands.size();
+
+    size_t vtotal = dl.GetNumVertices();
+    size_t itotal = dl.GetNumIndices();
+
+    size_t start_vtx = pVtxPool.size();
+    pVtxPool.Allocate(vtotal);
+    CurrentVertex += vtotal;
+
+    size_t start_idx = pIdxPool.size();
+    pIdxPool.Allocate(itotal);
+    CurrentIndex += itotal;
+
+    size_t current_vtx = start_vtx;
+    size_t current_idx = start_idx;
+
+    const auto& vpool = Li::GetVertexPool();
+    const auto& ipool = Li::GetIndexPool();
+    /** Build Pools */
+    for (size_t i = 0; i < commands.size(); i++) {
+      const auto& cmd = commands[i];
+      if (cmd.VertexCount > 0) {
+        std::memcpy(pVtxPool.begin() + current_vtx,
+                    vpool.begin() + cmd.FirstVertex,
+                    cmd.VertexCount * sizeof(Li::Vertex));
+      }
+      for (size_t idx = 0; idx < cmd.IndexCount; idx++) {
+        u16 local_idx = ipool[cmd.FirstIndex + idx];
+        pIdxPool[current_idx + idx] = static_cast<u16>(current_vtx + local_idx);
+      }
+      current_vtx += cmd.VertexCount;
+      current_idx += cmd.IndexCount;
+    }
+
+    UploadPools();
+
+    size_t index = 0;
+    size_t ioff = start_idx;
+
+    while (index < commands.size()) {
+      CurrentTex = commands[index].Tex;
+      CurrentTexIsSDF = commands[index].SDF;
+      if (!CurrentTex) {
+        CurrentTex = pWhite.GetID();
+      }
+      size_t num_indices = 0;
+      while (index < commands.size() &&
+             CurrentTexIsSDF == commands[index].SDF &&
+             (CurrentTex == commands[index].Tex ||
+              (CurrentTex == pWhite.GetID() && commands[index].Tex == 0))) {
+        num_indices += commands[index].IndexCount;
+        index++;
+      }
+      if (num_indices > 0) {
+        Submit(num_indices, ioff);
+        ioff += num_indices;
+        pCountDrawcalls++;
+      }
+    }
+  }
+
+  size_t AllocateVertices(size_t count, PD::ptr accessor) override {
+    pVertexAccessor = accessor;
+    size_t loc = pVtxPool.size();
+    pVtxPool.Allocate(count);
+    return loc;
+  }
+
+  size_t AllocateIndices(size_t count, PD::ptr accessor) override {
+    pIndexAccessor = accessor;
+    size_t loc = pIdxPool.size();
+    pIdxPool.Allocate(count);
+    return loc;
+  }
+
+  bool ExpandVertices(size_t count, PD::ptr accessor) override {
+    if (pVertexAccessor != accessor) return false;
+    pVtxPool.Allocate(count);
+    return true;
+  }
+
+  bool ExpandIndices(size_t count, PD::ptr accessor) override {
+    if (pIndexAccessor != accessor) return false;
+    pIdxPool.Allocate(count);
+    return true;
+  }
+
+  void PutVertex(size_t loc, const Li::Vertex& vtx, PD::ptr accessor) override {
+    if (pVertexAccessor != accessor) return;
+    pVtxPool.Put(loc, vtx);
+  }
+
+  void PutIndex(size_t loc, u16 idx, PD::ptr accessor) override {
+    if (pIndexAccessor != accessor) return;
+    pIdxPool.Put(loc, idx);
+  }
+
+  const Li::Vertex& GetVertex(size_t loc) const override {
+    return pVtxPool[loc];
+  }
+
+  const u16& GetIndex(size_t loc) const override { return pIdxPool[loc]; }
+
+  void ResetPools() override {
+    pVtxPool.NoReset();
+    pIdxPool.NoReset();
+  }
+
+ protected:
+  u16* GetIndexBufPtr(size_t start) { return &pIdxPool[start]; }
+  Li::Vertex* GetVertexBufPtr(size_t start) { return &pVtxPool[start]; }
+  size_t GetVertexPoolSize() const { return pVtxPool.size(); }
+  size_t GetIndexPoolSize() const { return pIdxPool.size(); }
+
+ private:
+  VtxPool pVtxPool;
+  IdxPool pIdxPool;
+  PD::ptr pVertexAccessor = 0;
+  PD::ptr pIndexAccessor = 0;
 };
 
 class PD_API Gfx {
@@ -76,6 +246,67 @@ class PD_API Gfx {
     driver = std::make_unique<T>(std::forward<Args>(args)...);
   }
 
+  static void Init() { driver->Init(); }
+  static void Deinit() { driver->Deinit(); }
+  static void SetViewPort(const ivec2& vp) { driver->SetViewPort(vp); }
+  static void SetViewPort(int w, int h) { driver->SetViewPort(w, h); }
+  static void Reset() { driver->Reset(); }
+  static void Draw(const Li::Drawlist& dl) { driver->Draw(dl); }
+  static Li::Texture LoadTexture(const std::vector<PD::u8>& pixels, int w,
+                                 int h,
+                                 TextureFormat type = TextureFormat::RGBA32,
+                                 TextureFilter filter = TextureFilter::Linear) {
+    return driver->LoadTexture(pixels, w, h, type, filter);
+  }
+  static void DeleteTexture(const Li::Texture& tex) {
+    driver->DeleteTexture(tex);
+  }
+  static Li::Texture::Ptr GetWhiteTexture() {
+    return driver->GetWhiteTexture();
+  }
+
+  static PDGfxBackendFlags GetFlags() { return driver->GetFlags(); }
+
+  static const char* GetDriverName() { return driver->GetName(); }
+
+  static size_t GetNumVertices() { return driver->GetNumVertices(); }
+  static size_t GetNumIndices() { return driver->GetNumIndices(); }
+  static size_t GetNumDrawcalls() { return driver->GetNumDrawcalls(); }
+  static size_t GetNumCommands() { return driver->GetNumCommands(); }
+
+  // Gloabal Pool Interface
+  static size_t AllocateVertices(size_t count, PD::ptr accessor) {
+    return driver->AllocateVertices(count, accessor);
+  }
+
+  static size_t AllocateIndices(size_t count, PD::ptr accessor) {
+    return driver->AllocateIndices(count, accessor);
+  }
+
+  static bool ExpandVertices(size_t count, PD::ptr accessor) {
+    return driver->ExpandVertices(count, accessor);
+  }
+
+  static bool ExpandIndices(size_t count, PD::ptr accessor) {
+    return driver->ExpandIndices(count, accessor);
+  }
+
+  static void PutVertex(size_t loc, const Li::Vertex& vtx, PD::ptr accessor) {
+    driver->PutVertex(loc, vtx, accessor);
+  }
+
+  static void PutIndex(size_t loc, u16 idx, PD::ptr accessor) {
+    driver->PutIndex(loc, idx, accessor);
+  }
+
+  static const Li::Vertex& GetVertex(size_t loc) {
+    return driver->GetVertex(loc);
+  }
+
+  static const u16& GetIndex(size_t loc) { return driver->GetIndex(loc); }
+
+  static void NewFrame() { driver->ResetPools(); }
+
  private:
   static std::unique_ptr<GfxDriver> driver;
 };

include/pd/drivers/hid.hpp

@@ -0,0 +1,183 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/drivers/interface.hpp>
+
+using PDHidBackendFlags = PD::u32;
+enum PDHidBackendFlags_ {
+  PDHidBackendFlags_None = 0,
+  PDHidBackendFlags_HasTouch = 1 << 1,
+  PDHidBackendFlags_HasGamepad = 1 << 2,
+  PDHidBackendFlags_HasMouse = 1 << 3,
+  PDHidBackendFlags_HasKeyboard = 1 << 4,
+};
+
+namespace PD {
+namespace HidInternal {
+class Keyboard {
+ public:
+  Keyboard() = default;
+  virtual ~Keyboard() = default;
+  using Key = u128;
+  constexpr static Key No = 0;
+  constexpr static Key Escape = Key::Flag(0);
+  constexpr static Key Q = Key::Flag(1);
+  constexpr static Key W = Key::Flag(2);
+  constexpr static Key E = Key::Flag(3);
+  constexpr static Key R = Key::Flag(4);
+  constexpr static Key T = Key::Flag(5);
+  constexpr static Key Z = Key::Flag(6);
+  constexpr static Key U = Key::Flag(7);
+  constexpr static Key I = Key::Flag(8);
+  constexpr static Key O = Key::Flag(9);
+  constexpr static Key P = Key::Flag(10);
+  constexpr static Key A = Key::Flag(11);
+  constexpr static Key S = Key::Flag(12);
+  constexpr static Key D = Key::Flag(13);
+  constexpr static Key F = Key::Flag(14);
+  constexpr static Key G = Key::Flag(15);
+  constexpr static Key H = Key::Flag(16);
+  constexpr static Key J = Key::Flag(17);
+  constexpr static Key K = Key::Flag(18);
+  constexpr static Key L = Key::Flag(19);
+  constexpr static Key Y = Key::Flag(20);
+  constexpr static Key X = Key::Flag(21);
+  constexpr static Key C = Key::Flag(22);
+  constexpr static Key V = Key::Flag(23);
+  constexpr static Key B = Key::Flag(24);
+  constexpr static Key N = Key::Flag(25);
+  constexpr static Key M = Key::Flag(26);
+  constexpr static Key _1 = Key::Flag(27);
+  constexpr static Key _2 = Key::Flag(28);
+  constexpr static Key _3 = Key::Flag(29);
+  constexpr static Key _4 = Key::Flag(30);
+  constexpr static Key _5 = Key::Flag(31);
+  constexpr static Key _6 = Key::Flag(32);
+  constexpr static Key _7 = Key::Flag(33);
+  constexpr static Key _8 = Key::Flag(34);
+  constexpr static Key _9 = Key::Flag(35);
+  constexpr static Key _0 = Key::Flag(36);
+  constexpr static Key F1 = Key::Flag(37);
+  constexpr static Key F2 = Key::Flag(38);
+  constexpr static Key F3 = Key::Flag(39);
+  constexpr static Key F4 = Key::Flag(40);
+  constexpr static Key F5 = Key::Flag(41);
+  constexpr static Key F6 = Key::Flag(42);
+  constexpr static Key F7 = Key::Flag(43);
+  constexpr static Key F8 = Key::Flag(44);
+  constexpr static Key F9 = Key::Flag(45);
+  constexpr static Key F10 = Key::Flag(46);
+  constexpr static Key F11 = Key::Flag(47);
+  constexpr static Key F12 = Key::Flag(48);
+  constexpr static Key MouseLeft = Key::Flag(120);
+};
+
+using GamepadKey = u32;
+enum Gamepad : GamepadKey {
+  None = 0,                  ///< No Key
+  A = 1 << 0,                ///< A
+  B = 1 << 1,                ///< B
+  X = 1 << 2,                ///< X
+  Y = 1 << 3,                ///< Y
+  Start = 1 << 4,            ///< Start
+  Select = 1 << 5,           ///< Select
+  L = 1 << 6,                ///< L
+  R = 1 << 7,                ///< R
+  DUp = 1 << 8,              ///< Dpad Up
+  DDown = 1 << 9,            ///< Dpad down
+  DLeft = 1 << 10,           ///< Dpad left
+  DRight = 1 << 11,          ///< Dpad right
+  CPUp = 1 << 12,            ///< Cpad up
+  CPDown = 1 << 13,          ///< cpad down
+  CPLeft = 1 << 14,          ///< cpad left
+  CPRight = 1 << 15,         ///< Cpad right
+  CSUp = 1 << 16,            ///< Cstick up
+  CSDown = 1 << 17,          ///< cstick down
+  CSLeft = 1 << 18,          ///< cstick left
+  CSRight = 1 << 19,         ///< cstick right
+  ZL = 1 << 20,              ///< ZL
+  ZR = 1 << 21,              ///< ZR
+  Touch = 1 << 22,           ///< Touch
+  LStick = 1 << 23,          ///< Left Stick
+  RStick = 1 << 24,          ///< Right Stick
+  Up = DUp | CPUp,           ///< DPad or CPad Up
+  Down = DDown | CPDown,     ///< DPad or CPad Down
+  Left = DLeft | CPLeft,     ///< DPad or CPad Left
+  Right = DRight | CPRight,  ///< DPad or CPad Right
+};
+}  // namespace HidInternal
+// Pre interface class
+class PD_API HidDriver : public DriverInterface {
+ public:
+  enum class Event {
+    Null,  ///< Nothing happended
+    Down,  ///< Key Pressed
+    Held,  ///< Key held
+    Up,    ///< Key released
+  };
+  HidDriver(std::string_view name = "HidNull");
+  virtual ~HidDriver();
+
+  virtual void Init() {}
+  virtual void Deinit() {}
+  virtual const fvec2& MousePos() const { return pMouse[0]; }
+  virtual const fvec2& MousePosLast() const { return pMouse[1]; }
+  virtual const fvec2& TouchPos() const { return pMouse[0]; }
+  virtual const fvec2& TouchPosLast() const { return pMouse[1]; }
+  virtual void Update();
+  virtual bool IsEvent(Event e, HidInternal::GamepadKey keys);
+  virtual bool IsEvent(Event e, HidInternal::Keyboard::Key keys);
+  virtual const fvec2& GetLeftStick() const { return pLStick[0]; }
+  virtual const fvec2& GetRightStick() const { return pRStick[0]; }
+
+  PDHidBackendFlags GetFlags() const { return pFlags; }
+
+ protected:
+  void SwapTab();
+  PDHidBackendFlags pFlags = PDHidBackendFlags_None;
+  fvec2 pMouse[2];  // Current And last pos
+  fvec2 pLStick[2];
+  fvec2 pRStick[2];
+  std::unordered_map<u32, u32> pGamepad;
+  std::unordered_map<u128, u128> pKeyboard;
+  std::unordered_map<Event, u32> pGamepadEvents[2];
+  std::unordered_map<Event, u128> pKeyboardEvents[2];
+};
+
+class PD_API Hid {
+ public:
+  using Gamepad = HidInternal::Gamepad;
+  using Keyboard = HidInternal::Keyboard;
+  using Event = HidDriver::Event;
+  Hid() = default;
+  ~Hid() = default;
+
+  template <typename T, typename... Args>
+  static void UseDriver(Args&&... args) {
+    // assert(driver == nullptr && "OS Driver already set");
+    driver = std::make_unique<T>(std::forward<Args>(args)...);
+  }
+
+  static void Init() { driver->Init(); }
+  static void Deinit() { driver->Deinit(); }
+  static const fvec2& MousePos() { return driver->MousePos(); }
+  static const fvec2& MousePosLast() { return driver->MousePosLast(); }
+  static const fvec2& TouchPos() { return driver->TouchPos(); }
+  static const fvec2& TouchPosLast() { return driver->TouchPosLast(); }
+  static void Update() { driver->Update(); }
+  static bool IsEvent(Event e, HidInternal::GamepadKey keys) {
+    return driver->IsEvent(e, keys);
+  }
+  static bool IsEvent(Event e, HidInternal::Keyboard::Key keys) {
+    return driver->IsEvent(e, keys);
+  }
+  static PDHidBackendFlags GetFlags() { return driver->GetFlags(); }
+  static const fvec2& GetLeftStick() { return driver->GetLeftStick(); }
+  static const fvec2& GetRightStick() { return driver->GetRightStick(); }
+
+  static const char* GetDriverName() { return driver->GetName(); }
+
+ private:
+  static std::unique_ptr<HidDriver> driver;
+};
+}  // namespace PD

include/pd/drivers/os.hpp

@@ -26,6 +26,8 @@ class PD_API Os {
   static u64 GetTime() { return driver->GetTime(); }
   static u64 GetTimeNano() { return driver->GetTimeNano(); }
 
+  static const char* GetDriverName() { return driver->GetName(); }
+
  private:
   static std::unique_ptr<OsDriver> driver;
 };

include/pd/image/convert.hpp

@@ -0,0 +1,58 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+#include <pd/image/image.hpp>
+#include <pd/pd_p_api.hpp>
+
+namespace PD {
+/**
+ * Namespace containing function to convert images
+ */
+namespace ImgConvert {
+/**
+ * Convert RGB24 to RGBA32 by adding a 4th alpha value set to 255
+ * to every pixel
+ * @param out Result List
+ * @param in Input Buffer List (rgb24)
+ * @param w width of the image
+ * @param h height of the image
+ */
+PD_API
+void RGB24toRGBA32(std::vector<PD::u8>& out, const std::vector<u8>& in,
+                   const int& w, const int& h);
+PD_API
+void RGB32toRGBA24(std::vector<u8>& out, const std::vector<u8>& in,
+                   const int& w, const int& h);
+/**
+ * Reverse 32 (RGBA -> ABGR || ABGR -> RGBA)
+ * @param buf Buffer to convert
+ * @param w width
+ * @param h height
+ */
+PD_API void Reverse32(std::vector<u8>& buf, const int& w, const int& h);
+PD_API void ReverseBuf(std::vector<u8>& buf, size_t bpp, int w, int h);
+}  // namespace ImgConvert
+}  // namespace PD

include/pd/image/image.hpp

@@ -0,0 +1,50 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+
+namespace PD {
+class PD_API Image {
+ public:
+  enum class Format {
+    RGBA,    // bpp == 4
+    RGB,     // bpp == 3
+    RGB565,  // bpp == 2 (not supported in laoding)
+    BGR,     // bpp == 3
+    ABGR,    // bpp == 4
+    BGRA,    // bpp == 4
+  };
+  Image();
+  Image(const std::string& path);
+  Image(const std::vector<u8>& buf);
+  Image(const std::vector<u8>& pixels, int w, int h, int bpp = 4);
+  ~Image();
+
+  void Load(const std::string& path);
+  void Load(const std::vector<u8>& buf);
+  void Load(const u8* buf, size_t size);
+  void Copy(const std::vector<u8>& pixels, int w, int h, int bpp = 4);
+
+  const int& Width() const { return pSize.x; }
+  const int& Height() const { return pSize.y; }
+  const ivec2& Size() const { return pSize; }
+
+  const std::vector<u8>& data() const { return pData; }
+  std::vector<u8>& data() { return pData; }
+  operator const std::vector<u8>&() const { return pData; }
+  operator std::vector<u8>&() { return pData; }
+  operator const ivec2&() const { return pSize; }
+  operator const Format&() const { return pFormat; }
+
+  void Flip(bool horizontal = true, bool vertical = true);
+
+  static int Format2Bpp(Format fmt);
+  static Format GuessFmtFromBpp(int bpp);
+
+  void Convert(Format dst);
+
+ private:
+  std::vector<u8> pData;
+  ivec2 pSize;
+  Format pFormat = Format::RGBA;
+};
+}  // namespace PD

include/pd/lithium/atlas.hpp

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/lithium/texture.hpp>
+
+namespace PD {
+namespace Li {
+enum class AtlasState {
+  Invalid,
+  ReqCreate,
+  ReqUpdate,
+  ReqDestroy,
+};
+
+class Atlas {
+ public:
+  Atlas() {}
+  ~Atlas() {}
+
+ private:
+  AtlasState pState = AtlasState::Invalid;
+  TextureID pID;
+};
+}  // namespace Li
+}  // namespace PD

include/pd/lithium/command.hpp

@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstddef>
 #include <pd/core/pool.hpp>
 #include <pd/lithium/vertex.hpp>
 
@@ -7,18 +8,26 @@ namespace PD {
 namespace Li {
 class Command {
  public:
-  Command() {}
+  Command() { Reset(); }
   ~Command() {}
 
+  void Reserve(size_t vtx, size_t idx);
+  void Reset();
+
+  Command& Add(const Vertex& vtx);
+  Command& Add(u16 idx);
+  Command& Add(u16 a, u16 b, u16 c);
+
   int Layer = 0;
   ptr Tex = 0;
-  Vertex* FirstVertex = nullptr;
-  u16* FirstIndex = nullptr;
-  size_t VertexCount;
-  size_t IndexCount;
-  
-  PD::Pool<Vertex>* pVpool;
-  PD::Pool<u16>* pIpool;
+  bool SDF = false;
+  size_t FirstVertex = 0;
+  size_t FirstIndex = 0;
+  size_t VertexCount = 0;
+  size_t IndexCount = 0;
+  // Todo: implement
+  size_t VertexCountMax = 0;
+  size_t IndexCountMax = 0;
 };
 }  // namespace Li
 }  // namespace PD

include/pd/lithium/drawlist.hpp

@@ -0,0 +1,142 @@
+#pragma once
+
+#include <pd/lithium/command.hpp>
+#include <pd/lithium/font.hpp>
+#include <pd/lithium/texture.hpp>
+
+using LiPathRectFlags = PD::u32;
+
+enum LiPathRectFlags_ : PD::u32 {
+  LiPathRectFlags_None = 0,
+  LiPathRectFlags_KeepTopLeft = 1 << 0,
+  LiPathRectFlags_KeepTopRight = 1 << 1,
+  LiPathRectFlags_KeepBotRight = 1 << 2,
+  LiPathRectFlags_KeepBotLeft = 1 << 3,
+  LiPathRectFlags_KeepTop =
+      LiPathRectFlags_KeepTopLeft | LiPathRectFlags_KeepTopRight,
+  LiPathRectFlags_KeepBot =
+      LiPathRectFlags_KeepBotLeft | LiPathRectFlags_KeepBotRight,
+  LiPathRectFlags_KeepLeft =
+      LiPathRectFlags_KeepTopLeft | LiPathRectFlags_KeepBotLeft,
+  LiPathRectFlags_KeepRight =
+      LiPathRectFlags_KeepTopRight | LiPathRectFlags_KeepBotRight,
+};
+
+using LiDrawFlags = PD::u32;
+enum LiDrawFlags_ : PD::u32 {
+  LiDrawFlags_None = 0,
+  LiDrawFlags_Close = 1 << 0,
+  LiDrawFlags_AA = 1 << 1,
+};
+
+namespace PD {
+namespace Li {
+class PD_API Drawlist {
+ public:
+  Drawlist();
+  ~Drawlist();
+
+  /** Baisc */
+
+  void Merge(Drawlist& other);
+  void Copy(Drawlist& other);
+  void Optimize();
+  void Clear();
+  void SetLayer(int layer) { pCurrentLayer = layer; }
+  void LayerUp() { pCurrentLayer++; }
+  void LayerDown() { pCurrentLayer--; }
+  int GetLayer() const { return pCurrentLayer; }
+
+  size_t GetNumVertices() const {
+    size_t count = 0;
+    for (const auto& cmd : pCommands) count += cmd.VertexCount;
+    return count;
+  }
+
+  size_t GetNumIndices() const {
+    size_t count = 0;
+    for (const auto& cmd : pCommands) count += cmd.IndexCount;
+    return count;
+  }
+
+  /** Command Allocation */
+  Command& NewCommand();
+  bool HasCommands() { return pCommands.size() > 0; }
+  Command& GetLastCommand() { return pCommands[pCommands.size() - 1]; }
+
+  /** Path API */
+  void PathAdd(const fvec2& point) { pPath.Push(point); }
+  void PathAdd(float x, float y) { pPath.Push(fvec2(x, y)); }
+  void PathClear() { pPath.Reset(); }
+  /**
+   * @brief Reserve memory for the next PathAdd uses
+   * @note As path will autoexpant and keep the size this func is
+   *       only for special use cases
+   */
+  void PathReserve(size_t num) { pPath.ExpandIf(num); }
+  void PathStroke(const PD::Color& color, int t = 1,
+                  LiDrawFlags flags = LiDrawFlags_None);
+  void PathFill(const PD::Color& color);
+  void PathFillGradient(const PD::Color& a, const PD::Color& b,
+                        float rad = 0.f);
+  void PathArcToN(const fvec2& c, float r, float amin, float amax, int s);
+  void PathFastArcToN(const fvec2& c, float r, float amin, float amax, int s);
+  void PathRect(const fvec2& tl, const fvec2& br, float r = 0.f);
+  void PathRectEx(const fvec2& tl, const fvec2& br, float r = 0.f,
+                  LiPathRectFlags flags = LiPathRectFlags_None);
+
+  /** Texture Handling */
+  void BindTexture(const Texture& tex);
+  void UnbindTexture() { pCurrentTexture = Texture(); }
+
+  /** Font Handling */
+  void SetFont(Font* font) { pFont = font; }
+  void SetFontscale(float fontscale = 1.f) { pFontScale = fontscale; }
+  const float& GetFontScale() const { return pFontScale; }
+
+  /** Data geters */
+  const Pool<Command>& Data() const { return pCommands; }
+  operator const Pool<Command>&() const { return pCommands; }
+
+  /** Drawing functions */
+  void DrawRect(const fvec2& pos, const fvec2& size, const PD::Color& color,
+                int t = 1);
+  void DrawRectFilled(const fvec2& pos, const fvec2& size,
+                      const PD::Color& color);
+  void DrawTriangle(const fvec2& a, const fvec2& b, const fvec2& c,
+                    const PD::Color& color, int t = 1);
+  void DrawTriangleFilled(const fvec2& a, const fvec2& b, const fvec2& c,
+                          const PD::Color& color);
+  void DrawCircle(const fvec2& center, float rad, const PD::Color& color,
+                  int num_segments, int t = 1);
+  void DrawCircleFilled(const fvec2& center, float rad, const PD::Color& color,
+                        int num_segments);
+  void DrawText(const fvec2& p, const char* text, const PD::Color& color);
+  void DrawTextEx(const fvec2& p, const char* text, const PD::Color& color,
+                  LiTextFlags flags, const fvec2& box = fvec2(0.f));
+  void DrawLine(const fvec2& a, const fvec2& b, const PD::Color& color,
+                int thickness = 1);
+
+  void DrawPolyLine(const Pool<fvec2>& points, const PD::Color& color,
+                    LiDrawFlags flags = LiDrawFlags_None, int t = 1);
+  void DrawConvexPolyFilled(const Pool<fvec2>& points, const PD::Color& color);
+  void DrawConvexPolyFilled(const Pool<fvec2>& points, const PD::Color& a,
+                            const PD::Color b, float rad = 0.f);
+
+  void PrimQuad(Command& cmd, const Rect& quad, const Rect& uv,
+                const PD::Color& color);
+  void PrimTriangle(Command& cmd, const fvec2& a, const fvec2& b,
+                    const fvec2& c, const PD::Color& color);
+
+ private:
+  Texture pCurrentTexture;
+  int pCurrentLayer = 0;
+  Pool<Command> pCommands;
+  Pool<fvec2> pPath;
+  Pool<Vertex> pVertices;
+  Pool<u16> pIndices;
+  Font* pFont = nullptr;
+  float pFontScale = 1.f;
+};
+}  // namespace Li
+}  // namespace PD

include/pd/lithium/font.hpp

@@ -0,0 +1,125 @@
+#pragma once
+
+#include <pd/lithium/texture.hpp>
+
+using LiTextFlags = PD::u32;
+enum LiTextFlags_ : PD::u32 {
+  LiTextFlags_None = 0,             ///< Do nothing
+  LiTextFlags_AlignRight = 1 << 0,  ///< Align Right of position
+  LiTextFlags_AlignMid = 1 << 1,    ///< Align in the middle of pos and box
+  LiTextFlags_Shaddow = 1 << 2,     ///< Draws the text twice to create shaddow
+  LiTextFlags_Wrap = 1 << 3,        ///< Wrap Text: May be runs better with TMS
+  LiTextFlags_Short = 1 << 4,       ///< Short Text: May be runs better with TMS
+  LiTextFlags_Scroll = 1 << 5,      ///< Not implemented [scoll text if to long]
+  LiTextFlags_NoOOS = 1 << 6,       ///< No Out of Screen Rendering
+};
+
+using LiFontFlags = PD::u32;
+enum LiFontFlags_ : PD::u32 {
+  LiFontFlags_None = 0,            ///< Not special (bitmap font)
+  LiFontFlags_SDF = 1 << 0,        ///< SDF Texture (and mode)
+  LiFontFlags_Monospace = 1 << 1,  ///< Monospace Rendering
+};
+
+namespace PD {
+namespace Li {
+class Drawlist;
+class PD_API Font {
+ public:
+  struct Codepoint {
+    u32 pCodepoint = 0;
+    fvec4 SimpleUV;
+    size_t Tex = 0;
+    fvec2 Size;
+    fvec2 Offset;
+    // float Offset = 0.f;
+    float AdvanceX = 0.f;
+    bool pInvalid = false;
+  };
+  Font() {}
+  ~Font() {}
+
+  bool IsMonospace() { return pFlags & LiFontFlags_Monospace; }
+  bool IsSDF() { return pFlags & LiFontFlags_SDF; }
+
+  /**
+   * Load a TTF File
+   * @param path Path to the TTF file
+   * @param px_height Pixelheight of the codepoints (limit by 64)
+   */
+  void LoadTTF(const std::string& path, int px_height = 32,
+               LiFontFlags flags = LiFontFlags_None);
+  /**
+   * Load a TTF File from Memory
+   * @param data File data
+   * @param px_height Pixelheight of the codepoints (limit by 64)
+   */
+  void LoadTTF(const std::vector<u8>& data, int px_height = 32,
+               LiFontFlags flags = LiFontFlags_None);
+  /**
+   * Function that loads a default integrated font...
+   * This will only work if PD_LI_INCLUDE_FONTS was set
+   * on lithium build cause otherwise the font data is not included
+   */
+  void LoadDefaultFont(int id = 0, int pixel_height = 32);
+  /**
+   * Getter for Codepoint reference
+   * @return codepoint dataholder reference
+   */
+  Codepoint& GetCodepoint(u32 c);
+
+  /**
+   * Get Text Bounding Box
+   */
+  fvec2 GetTextBounds(const char* text, float scale);
+  /**
+   * Extended Draw Text Function that vreates a Command List
+   */
+  void CmdTextEx(Drawlist& dl, const fvec2& pos, u32 color, float scale,
+                 const char* text, LiTextFlags flags = 0, const fvec2& box = 0);
+
+  /**
+   * Cleanup Font and unload Textures
+   */
+  void Delete();
+
+  /**
+   * Garbage collection for TextMapSystem
+   */
+  void CleanupTMS();
+  /**
+   * Utility function to create a font atlas
+   * During TTF loading (Internal and should not be called)
+   */
+  void BakeAndPush(bool final, std::vector<u8>& font_tex, int texszs);
+  std::string pWrapText(const std::string& txt, float scale,
+                        const PD::fvec2& max, PD::fvec2& dim);
+  std::string pShortText(const std::string& txt, float scale,
+                         const PD::fvec2& max, PD::fvec2& dim);
+
+  /** Data Section */
+  int PixelHeight = 0;
+  int DefaultPixelHeight = 32;
+  std::vector<TextureID> Textures;
+  /**
+   * 32Bit Codepoint Dataholder reference map
+   * **Now using unordered map**
+   */
+  std::unordered_map<u32, Codepoint> CodeMap;
+  /** need some performance tweaks */
+  std::array<Codepoint, 128> pAsciiCache;
+  /** TMS */
+  struct TMELEM {
+    PD::u32 ID;
+    PD::fvec2 Size;
+    std::string Text;
+    u64 TimeStamp;
+  };
+  std::unordered_map<u32, TMELEM> pTMS;
+
+ private:
+  size_t pCurrentTex = 0;
+  LiFontFlags pFlags = 0;
+};
+}  // namespace Li
+}  // namespace PD

include/pd/lithium/formatters.hpp

@@ -0,0 +1,122 @@
+#pragma once
+
+#include <pd/lithium/atlas.hpp>
+#include <pd/lithium/command.hpp>
+#include <pd/lithium/rect.hpp>
+#include <pd/lithium/texture.hpp>
+#include <pd/lithium/vertex.hpp>
+
+template <>
+struct std::formatter<PD::TextureFilter> {
+  constexpr auto parse(std::format_parse_context& ctx) { return ctx.begin(); }
+
+  template <typename FormatContext>
+  auto format(const PD::TextureFilter& value, FormatContext& ctx) const {
+    std::string_view ret = "Unknown";
+    switch (value) {
+      case PD::TextureFilter::Linear:
+        ret = "Linear";
+        break;
+      case PD::TextureFilter::Nearest:
+        ret = "Nearest";
+        break;
+    }
+    return std::format_to(ctx.out(), "{}", ret);
+  }
+};
+
+template <>
+struct std::formatter<PD::TextureFormat> {
+  constexpr auto parse(std::format_parse_context& ctx) { return ctx.begin(); }
+
+  template <typename FormatContext>
+  auto format(const PD::TextureFormat& value, FormatContext& ctx) const {
+    std::string_view ret = "Unknown";
+    switch (value) {
+      case PD::TextureFormat::RGBA32:
+        ret = "RGBA32";
+        break;
+      case PD::TextureFormat::RGB24:
+        ret = "RGB24";
+        break;
+      case PD::TextureFormat::A8:
+        ret = "A8";
+        break;
+    }
+    return std::format_to(ctx.out(), "{}", ret);
+  }
+};
+
+template <>
+struct std::formatter<PD::Li::Rect> : std::formatter<std::string> {
+  constexpr auto parse(std::format_parse_context& ctx) { return ctx.begin(); }
+
+  template <typename FormatContext>
+  auto format(const PD::Li::Rect& value, FormatContext& ctx) const {
+    // {l, t, r, t, l, b, r, b}
+    return std::format_to(ctx.out(), "{}, {}, {}, {}, {}, {}, {}, {}",
+                          value.Top.x, value.Top.y, value.Top.z, value.Top.w,
+                          value.Bot.x, value.Bot.y, value.Bot.z, value.Bot.w);
+  }
+};
+
+template <>
+struct std::formatter<PD::Li::Texture> : std::formatter<std::string> {
+  constexpr auto parse(std::format_parse_context& ctx) { return ctx.begin(); }
+
+  template <typename FormatContext>
+  auto format(const PD::Li::Texture& value, FormatContext& ctx) const {
+    // {ID, [w, h], [l, t, r, t, l, b, r, b]}
+    return std::format_to(ctx.out(), "{}, [{}], [{}]", value.GetID(),
+                          value.GetSize(), value.GetUV());
+  }
+};
+
+template <>
+struct std::formatter<PD::Li::Vertex> : std::formatter<std::string> {
+  constexpr auto parse(std::format_parse_context& ctx) { return ctx.begin(); }
+
+  template <typename FormatContext>
+  auto format(const PD::Li::Vertex& value, FormatContext& ctx) const {
+    // { [x, y], [u, v], colorhex }
+    return std::format_to(ctx.out(), "[{}], [{}], #{:08X}", value.pos, value.uv,
+                          value.color);
+  }
+};
+
+template <>
+struct std::formatter<PD::Li::AtlasState> : std::formatter<std::string> {
+  constexpr auto parse(std::format_parse_context& ctx) { return ctx.begin(); }
+
+  template <typename FormatContext>
+  auto format(const PD::Li::AtlasState& value, FormatContext& ctx) const {
+    std::string_view ret = "Unknown";
+    switch (value) {
+      case PD::Li::AtlasState::Invalid:
+        ret = "Invalid";
+        break;
+      case PD::Li::AtlasState::ReqCreate:
+        ret = "RequestCreate";
+        break;
+      case PD::Li::AtlasState::ReqUpdate:
+        ret = "RequestUpdate";
+        break;
+      case PD::Li::AtlasState::ReqDestroy:
+        ret = "RequestDestroy";
+        break;
+    }
+    return std::format_to(ctx.out(), "{}", ret);
+  }
+};
+
+template <>
+struct std::formatter<PD::Li::Command> : std::formatter<std::string> {
+  constexpr auto parse(std::format_parse_context& ctx) { return ctx.begin(); }
+
+  template <typename FormatContext>
+  auto format(const PD::Li::Command& value, FormatContext& ctx) const {
+    return std::format_to(ctx.out(), "[0x{:X}, 0x{:X}] [{}, {}] 0x{:X}",
+                          (PD::ptr)value.FirstVertex, (PD::ptr)value.FirstIndex,
+                          value.VertexCount, value.IndexCount, value.Tex);
+  }
+};

include/pd/lithium/lithium.hpp

@@ -0,0 +1,8 @@
+#pragma once
+
+#include <pd/lithium/command.hpp>
+#include <pd/lithium/drawlist.hpp>
+#include <pd/lithium/font.hpp>
+#include <pd/lithium/math.hpp>
+#include <pd/lithium/pools.hpp>
+#include <pd/lithium/vertex.hpp>

include/pd/lithium/math.hpp

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/lithium/rect.hpp>
+
+namespace PD {
+namespace Li {
+namespace Math {
+PD_API bool InBounds(const fvec2& pos, const fvec2& size, const fvec4& rect);
+PD_API bool InBounds(const fvec2& pos, const fvec4& rect);
+PD_API bool InBounds(const fvec2& a, const fvec2& b, const fvec2& c,
+                     const fvec4& rect);
+PD_API bool InSpace(const PD::fvec2& pos, const Rect& rect);
+PD_API void RotateCorner(fvec2& pos, float sinus, float cosinus);
+PD_API Rect PrimRect(const fvec2& pos, const fvec2& size, float angle = 0.f);
+PD_API Rect PrimLine(const fvec2& a, const fvec2& b, int t = 1);
+}  // namespace Math
+}  // namespace Li
+}  // namespace PD

include/pd/lithium/pools.hpp

@@ -0,0 +1,12 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/lithium/vertex.hpp>
+
+namespace PD {
+namespace Li {
+PD_API PD::Pool<Vertex>& GetVertexPool();
+PD_API PD::Pool<u16>& GetIndexPool();
+PD_API void ResetPools();
+}  // namespace Li
+}  // namespace PD

include/pd/lithium/rect.hpp

@@ -0,0 +1,152 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+
+namespace PD {
+namespace Li {
+class Rect {
+ public:
+  constexpr Rect() : Top(0), Bot(0) {}
+  ~Rect() = default;
+  /**
+   * Constructor that initializes the rectangle using top and bottom positions.
+   * @param t Top left and right corner positions.
+   * @param b Bottom left and right corner positions.
+   */
+  constexpr Rect(const fvec4& t, const fvec4& b) {
+    Top = t;
+    Bot = b;
+  }
+  /**
+   * Constructor that initializes the rectangle using individual corner
+   * positions.
+   * @param tl Top left corner position.
+   * @param tr Top right corner position.
+   * @param bl Bottom left corner position.
+   * @param br Bottom right corner position.
+   */
+  constexpr Rect(const fvec2& tl, const fvec2& tr, const fvec2& bl,
+                 const fvec2& br) {
+    Top = fvec4(tl, tr);
+    Bot = fvec4(bl, br);
+  }
+
+  /**
+   * Constructor that initializes the rectangle using a UV mapping vector.
+   *
+   * - The old API used vec4 for UV mapping.
+   * - Spritesheets have rotated images, so this was updated to use Rect for UV.
+   *
+   * @param uv Vec4 UV map.
+   */
+  constexpr Rect(const fvec4& uv) {
+    Top = vec4(uv.x, uv.y, uv.z, uv.y);
+    Bot = vec4(uv.x, uv.w, uv.z, uv.w);
+  }
+
+  /**
+   * Get the top-left corner position.
+   * @return Top-left position as vec2.
+   */
+  constexpr fvec2 TopLeft() const { return fvec2(Top.x, Top.y); }
+  /**
+   * Get the top-right corner position.
+   * @return Top-right position as vec2.
+   */
+  constexpr fvec2 TopRight() const { return fvec2(Top.z, Top.w); }
+  /**
+   * Get the bottom-left corner position.
+   * @return Bottom-left position as vec2.
+   */
+  constexpr fvec2 BotLeft() const { return fvec2(Bot.x, Bot.y); }
+  /**
+   * Get the bottom-right corner position.
+   * @return Bottom-right position as vec2.
+   */
+  constexpr fvec2 BotRight() const { return fvec2(Bot.z, Bot.w); }
+
+  /**
+   * Set the top-left corner position.
+   * @param v New top-left position.
+   * @return Reference to the updated Rect.
+   */
+  constexpr Rect& TopLeft(const fvec2& v) {
+    Top.x = v.x;
+    Top.y = v.y;
+    return *this;
+  }
+
+  /**
+   * Set the top-right corner position.
+   * @param v New top-right position.
+   * @return Reference to the updated Rect.
+   */
+  constexpr Rect& TopRight(const fvec2& v) {
+    Top.z = v.x;
+    Top.w = v.y;
+    return *this;
+  }
+
+  /**
+   * Set the bottom-left corner position.
+   * @param v New bottom-left position.
+   * @return Reference to the updated Rect.
+   */
+  constexpr Rect& BotLeft(const fvec2& v) {
+    Bot.x = v.x;
+    Bot.y = v.y;
+    return *this;
+  }
+
+  /**
+   * Set the bottom-right corner position.
+   * @param v New bottom-right position.
+   * @return Reference to the updated Rect.
+   */
+  constexpr Rect& BotRight(const fvec2& v) {
+    Bot.z = v.x;
+    Bot.w = v.y;
+    return *this;
+  }
+
+  constexpr bool operator==(const Rect& r) const {
+    return Top == r.Top && Bot == r.Bot;
+  }
+
+  constexpr void SwapVec2XY() {
+    Top.SwapXY();
+    Top.SwapZW();
+    Bot.SwapXY();
+    Bot.SwapZW();
+  }
+
+  /** Data Section */
+
+  fvec4 Top;
+  fvec4 Bot;
+};
+}  // namespace Li
+}  // namespace PD

include/pd/lithium/texture.hpp

@@ -0,0 +1,59 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/lithium/rect.hpp>
+
+namespace PD {
+using TextureID = ptr;
+enum class TextureFilter {
+  Linear,
+  Nearest,
+};
+
+enum class TextureFormat {
+  RGBA32,
+  RGB24,
+  A8,
+};
+namespace Li {
+inline int TextureFormat2Bpp(TextureFormat fmt) {
+  switch (fmt) {
+    case PD::TextureFormat::A8:
+      return 1;
+    case PD::TextureFormat::RGB24:
+      return 3;
+    case PD::TextureFormat::RGBA32:
+      return 4;
+    default:
+      return 0;
+  }
+}
+class Texture {
+ public:
+  using Ptr = Texture*;
+  Texture() : pID(0), pSize(0, 0), pUV(fvec4(0, 0, 1, 1)) {}
+  Texture(TextureID id, ivec2 size)
+      : pID(id), pSize(size), pUV(fvec4(0, 0, 1, 1)) {}
+
+  const ivec2& GetSize() const { return pSize; }
+  TextureID GetID() { return pID; }
+  const TextureID& GetID() const { return pID; }
+  const Rect& GetUV() const { return pUV; }
+
+  void SetSize(int x, int y) {
+    pSize.x = x;
+    pSize.y = y;
+  }
+  void SetSize(const ivec2& size) { pSize = size; }
+  void SetID(TextureID id) { pID = id; }
+  void SetUV(const Rect& uv) { pUV = uv; }
+  void SetUV(const fvec4& uv) { pUV = uv; }
+  void SetUV(float t, float l, float b, float r) { SetUV(fvec4(t, l, b, r)); }
+
+ private:
+  TextureID pID;
+  ivec2 pSize;
+  Rect pUV;
+};
+}  // namespace Li
+}  // namespace PD

include/pd/lithium/vertex.hpp

@@ -9,8 +9,16 @@ class Vertex {
   Vertex() {}
   Vertex(const fvec2& pos, const fvec2& uv, u32 color)
       : pos(pos), uv(uv), color(color) {}
+  Vertex(float x, float y, float u, float v, u32 color)
+      : pos(x, y), uv(u, v), color(color) {}
   ~Vertex() {}
 
+  void Reset() {
+    pos = fvec2(0.f);
+    uv = fvec2(0.f);
+    color = 0x00000000;
+  }
+
   fvec2 pos;
   fvec2 uv;
   u32 color = 0x00000000;

include/pd/ui7/container/button.hpp

@@ -0,0 +1,75 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/container.hpp>
+#include <pd/ui7/io.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * Button Object
+ * @note Button Press is delayed by 1 frame
+ * (but the visual reaction is done in the same frame)
+ * This only means that InPressed is responding the info in
+ * the next frame
+ */
+class PD_API Button : public Container {
+ public:
+  /**
+   * Button Object constructor
+   * @param label Label of the Button
+   * @param pos Base Position
+   * @param lr Reference to the Renderer
+   */
+  Button(const std::string& label, UI7::IO& io) {
+    this->label = label;
+    this->tdim = io.Font->GetTextBounds(label.c_str(), io.FontScale);
+  }
+  ~Button() = default;
+
+  /** Return true if butten is pressed*/
+  bool IsPressed() { return pressed; }
+  /**
+   * Override for the Input Handler
+   * @note This function is usally called by Menu::Update
+   */
+  void HandleInput() override;
+  /**
+   * Override for the Rendering Handler
+   * @note This function is usally called by Menu::Update
+   * */
+  void Draw() override;
+
+  /** Function to Update Size if framepadding changes */
+  void Update() override;
+
+ private:
+  fvec2 tdim;                        ///< Text size
+  UI7Color color = UI7Color_Button;  ///< current button color
+  std::string label;                 ///< Label of the Button
+  bool pressed = false;              ///< ispressed value
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/container/checkbox.hpp

@@ -0,0 +1,72 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/container.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * Checkbox Object
+ * @note The Updated input is available after
+ * Context::Update while the visual update is done
+ * during the Update
+ */
+class PD_API Checkbox : public Container {
+ public:
+  /**
+   * Constructor for Checkbox Object
+   * @param label Label of the Checkbox
+   * @param usr_ref Reference to the bool value to update
+   * @param io IO Reference
+   */
+  Checkbox(const std::string& label, bool& usr_ref, UI7::IO& io)
+      : usr_ref(usr_ref) {
+    this->label = label;
+    this->tdim = io.Font->GetTextBounds(label.c_str(), io.FontScale);
+  }
+  ~Checkbox() = default;
+  /**
+   * Override for the Input Handler
+   * @note This function is usally called by Menu::Update
+   */
+  void HandleInput() override;
+  /**
+   * Override for the Rendering Handler
+   * @note This function is usally called by Menu::Update
+   * */
+  void Draw() override;
+
+  /** Update Size if framepadding changed */
+  void Update() override;
+
+ private:
+  fvec2 tdim;                                 ///< Text Size
+  fvec2 cbs = fvec2(18);                      ///< Checkbox size
+  UI7Color color = UI7Color_FrameBackground;  ///< Checkbox background Color
+  std::string label;                          ///< Checkbox Label
+  bool& usr_ref;                              ///< User bool reference
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/container/coloredit.hpp

@@ -0,0 +1,77 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/container.hpp>
+#include <pd/ui7/io.hpp>
+#include <pd/ui7/layout.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * Color Editor (Creating a PopUP when clicking)
+ */
+class PD_API ColorEdit : public Container {
+ public:
+  /**
+   * Constructor
+   * @param label Label of the Button
+   * @param pos Base Position
+   * @param lr Reference to the Renderer
+   */
+  ColorEdit(const std::string& label, u32* color, UI7::IO& io) {
+    // PD::Assert(color != nullptr, "Input Color Address is null!");
+    this->label = label;
+    this->color_ref = color;
+    this->initial_color = *color;
+    this->tdim = io.Font->GetTextBounds(label.c_str(), io.FontScale);
+  }
+  ~ColorEdit() {
+    if (layout) delete layout;
+  }
+
+  /**
+   * Override for the Input Handler
+   * @note This function is usally called by Menu::Update
+   */
+  void HandleInput() override;
+  /**
+   * Override for the Rendering Handler
+   * @note This function is usally called by Menu::Update
+   * */
+  void Draw() override;
+
+  /** Function to Update Size if framepadding changes */
+  void Update() override;
+
+ private:
+  fvec2 tdim;                ///< Text size
+  u32* color_ref = nullptr;  ///< Color Reference
+  u32 initial_color;         ///< Initial Color
+  std::string label;         ///< Label of the Button
+  Layout* layout = nullptr;  ///< Layout to open
+  bool is_shown = false;     ///< AHow Layout Editor
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/container/container.hpp

@@ -0,0 +1,201 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+#include <pd/pd_p_api.hpp>
+#include <pd/ui7/io.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * Container base class all Objects are based on
+ * @note this class can be used to create custom Objects as well
+ */
+class PD_API Container {
+ public:
+  Container() = default;
+  /**
+   * Constructor with pos and Size
+   * @param pos Container Position
+   * @param size Container Size
+   */
+  Container(const fvec2& pos, const fvec2& size) : pos(pos), size(size) {}
+  /**
+   * Constructor by a vec4 box
+   * @param box Box containing top left and bottom right coords
+   */
+  Container(const fvec4& box)
+      : pos(fvec2(box.x, box.y)), size(fvec2(box.z - box.x, box.w - box.y)) {}
+  ~Container() = default;
+
+  /**
+   * Init Function Required by every Object that uses
+   * Render or Input functions
+   * @param io IO Reference
+   * @param l Drawlist Reference
+   */
+  void Init(UI7::IO* io, Li::Drawlist* l) {
+    list = l;
+    this->io = io;
+    pFont = io->Font;
+    // this->screen = io->Ren->CurrentScreen();
+  }
+
+  void SetClipRect(fvec4 clip) {
+    pClipRect = clip;
+    pCLipRectUsed = true;
+  }
+
+  /** Setter for Position */
+  void SetPos(const fvec2& pos) { this->pos = pos; }
+  /** Setter for Size */
+  void SetSize(const fvec2& size) { this->size = size; }
+  /** Getter for Position */
+  fvec2 GetPos() { return pos; }
+  /** Getter for Size */
+  fvec2 GetSize() { return size; }
+  Li::Font* GetFont() { return pFont; }
+  /**
+   * Get the Containers Final Position
+   * for Rendering and Input (if it has a parent Object)
+   */
+  fvec2 FinalPos() {
+    vec2 res = pos;
+    if (parent) {
+      /// Probably should use parant->FinalPos here
+      res += parent->GetPos();
+    }
+    return res;
+  }
+
+  /** Setter for Parent Container */
+  void SetParent(Container* v) { parent = v; }
+  /** Getter for Parent Container */
+  Container* GetParent() { return parent; }
+
+  /** Check if Rendering can be skipped */
+  bool Skippable() const { return skippable; }
+  /** Check if the Object got a timeout (ID OBJ Relevant) */
+  bool Removable() const { return rem; }
+
+  /**
+   * Handles Scrolling by scrolling pos as well as
+   * Time for Remove for ID Objects
+   * @param scrolling Scrolling Position
+   * @param viewport Viewport to check if the Object is skippable
+   */
+  void HandleScrolling(fvec2 scrolling, fvec4 viewport);
+  /** Template function for Input Handling */
+  virtual void HandleInput() {}
+  /** Tamplate function for Object rendering */
+  virtual void Draw() {}
+  /** Template function to update internal data (if needed) */
+  virtual void Update() {}
+  /** Template as well as base func for Pool based Containers */
+  virtual void Reset() {
+    pos = 0;
+    size = 0;
+    parent = nullptr;
+    id = 0;
+    pFlags = 0;
+    skippable = false;
+    rem = false;
+    inp_done = false;
+    pSelected = false;
+    pPressed = false;
+    pPressedTwice = false;
+    pCLipRectUsed = false;
+    pClipRect = 0;
+    io = nullptr;
+    list = nullptr;
+    last_use = 0;
+  }
+
+  /** Internal function */
+  void PreDraw();
+  /** Internal function */
+  void PostDraw();
+
+  /** Internal Input Handler */
+  void HandleInternalInput();
+
+  /**
+   * Function to unlock Input after Rendering is done in
+   * Menu::Update
+   * @note This is used if the Object got Input Handled directly after creation
+   * to not check for Inputs twice
+   */
+  void UnlockInput() { inp_done = false; }
+
+  /** Get the Objects ID (if it is an ID object)*/
+  u32 GetID() const { return id; }
+  /**
+   * Set ID for ID Objects
+   * @param id Object ID (hashed prefix+objname+prefixed_counter)
+   */
+  void SetID(u32 id) { this->id = id; }
+
+  /** Get a reference to IO */
+  UI7::IO* GetIO() { return io; }
+
+ protected:
+  /** used to skip Input/Render preocessing ot not*/
+  bool skippable = false;
+  /** value to check if an ID Object goes out of lifetime*/
+  bool rem = false;
+  /** Time of the last use (set by HandleScrolling)*/
+  u64 last_use = 0;
+  /** Input done or not for current frame*/
+  bool inp_done = false;
+  /** Reference to the Screen to draw the Object on*/
+  // Screen::Ref screen;
+  /** Container Position*/
+  fvec2 pos;
+  /** Container Size*/
+  fvec2 size;
+  /** Reference to the Drawlist to Draw to*/
+  Li::Drawlist* list = nullptr;
+  /** IO Reference for Renderer and Theme */
+  UI7::IO* io = nullptr;
+  /** Reference to the parent container*/
+  Container* parent = nullptr;
+  /** Object ID (0 if unused)*/
+  u32 id = 0;
+  /** Internal Flags */
+  u32 pFlags = 0;
+  /** Is Selected? */
+  bool pSelected = false;
+  /** Was Pressed */
+  bool pPressed = false;
+  /** Was Pressed Twice */
+  bool pPressedTwice = false;
+  /** ClipRect */
+  fvec4 pClipRect;
+  /** Clip Rect used */
+  bool pCLipRectUsed = false;
+  Li::Font* pFont = nullptr;
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/container/dragdata.hpp

@@ -0,0 +1,90 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/container.hpp>
+#include <pd/ui7/io.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * DragData Object can take a datatype or a list
+ * and modifys these by moving left or right when dragging
+ */
+template <typename T>
+class PD_API DragData : public Container {
+ public:
+  /**
+   * Constructor
+   * @param label Label of the Button
+   * @param data Data reference (Supported types can be seen in dragdata.cpp)
+   * @param num_elms Number of Array elements (for exaple with use ofvec4)
+   * @param io IO Reference
+   * @param min minimum number using Minimum limit
+   * @param max Maximum number set by max limit by default
+   * @param step To set the modifier for drag movement
+   * @param precision for float and double to set precision
+   */
+  DragData(const std::string& label, T* data, size_t num_elms, UI7::IO& io,
+           T min = std::numeric_limits<T>::min(),
+           T max = std::numeric_limits<T>::max(), T step = 1,
+           int precision = 1) {
+    // PD::Assert(data != nullptr, "Input Data Address is null!");
+    this->label = label;
+    this->data = data;
+    this->elm_count = num_elms;
+    this->min = min;
+    this->max = max;
+    this->step = step;
+    this->precision = precision;
+    this->tdim = io.Font->GetTextBounds(label.c_str(), io.FontScale);
+  }
+  ~DragData() = default;
+
+  /**
+   * Override for the Input Handler
+   * @note This function is usally called by Menu::Update
+   */
+  void HandleInput() override;
+  /**
+   * Override for the Rendering Handler
+   * @note This function is usally called by Menu::Update
+   * */
+  void Draw() override;
+
+  /** Function to Update Size if framepadding changes */
+  void Update() override;
+
+ private:
+  fvec2 tdim;         ///< Text size
+  std::string label;  ///< Label of the Button
+  T* data;
+  size_t elm_count = 0;
+  T min;
+  T max;
+  T step;
+  int precision = 1;
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/container/dynobj.hpp

@@ -0,0 +1,88 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#include <functional>
+#include <pd/ui7/container/container.hpp>
+#include <pd/ui7/io.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * Button Object
+ * @note Button Press is delayed by 1 frame
+ * (but the visual reaction is done in the same frame)
+ * This only means that InPressed is responding the info in
+ * the next frame
+ */
+class PD_API DynObj : public Container {
+ public:
+  DynObj() {}
+  /**
+   * Button Object constructor
+   * @param label Label of the Button
+   * @param pos Base Position
+   * @param lr Reference to the Renderer
+   */
+  DynObj(std::function<void(UI7::IO*, Li::Drawlist*, Container*)> RenderFunc) {
+    pRenFun = RenderFunc;
+  }
+  ~DynObj() = default;
+
+  void AddInputHandler(std::function<void(UI7::IO*, Container*)> inp) {
+    pInp = inp;
+  }
+
+  /** Return true if butten is pressed*/
+  bool IsPressed() { return pressed; }
+  /**
+   * Override for the Input Handler
+   * @note This function is usally called by Menu::Update
+   */
+  void HandleInput() override;
+  /**
+   * Override for the Rendering Handler
+   * @note This function is usally called by Menu::Update
+   * */
+  void Draw() override;
+
+  /** Function to Update Size if framepadding changes */
+  void Update() override;
+
+  void Reset() override {
+    Container::Reset();
+    color = UI7Color_Button;
+    pressed = false;
+    pRenFun = nullptr;
+    pInp = nullptr;
+  }
+
+ private:
+  UI7Color color = UI7Color_Button;  ///< current button color
+  bool pressed = false;              ///< ispressed value
+  std::function<void(UI7::IO*, Li::Drawlist*, Container*)> pRenFun;
+  std::function<void(UI7::IO*, Container*)> pInp;
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/container/image.hpp

@@ -0,0 +1,74 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/container.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * Image Object
+ */
+class PD_API Image : public Container {
+ public:
+  Image() {}
+  /**
+   * Constructor for the Image Object
+   * @param img Image Texture Reference
+   * @param size Custom Size of the Image
+   */
+  Image(Li::Texture img, fvec2 size = 0.f, Li::Rect uv = fvec4(0.f)) {
+    this->img = img;
+    if (size == fvec2(0.f)) {
+      size = img.GetSize();
+    }
+    if (uv == Li::Rect(fvec4(0.f))) {
+      uv = img.GetUV();
+    }
+    this->cuv = uv;
+    this->newsize = size;
+    SetSize(size);
+  }
+  ~Image() = default;
+
+  /**
+   * Override for the Rendering Handler
+   * @note This function is usally called by Menu::Update
+   * */
+  void Draw() override;
+
+  void Reset() override {
+    Container::Reset();
+    img = Li::Texture();
+    newsize = 0.f;
+    cuv = Li::Rect();
+  }
+
+ private:
+  Li::Texture img;      ///< Texture
+  fvec2 newsize = 0.f;  ///< New Size
+  Li::Rect cuv;         ///< Custom UV
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/container/label.hpp

@@ -0,0 +1,71 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/container.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * Label [Text] Object
+ */
+class PD_API Label : public Container {
+ public:
+  Label() {}
+  /**
+   * Constructor for Label Object
+   * @param label Label [Text] to Draw
+   * @param lr Renderer Reference
+   */
+  Label(const std::string& label, IO& io) {
+    this->label = label;
+    this->tdim = io.Font->GetTextBounds(label.c_str(), io.FontScale);
+    this->SetSize(tdim);
+  }
+  ~Label() = default;
+
+  /**
+   * Override for the Rendering Handler
+   * @note This function is usally called by Menu::Update
+   * */
+  void Draw() override;
+  /**
+   * Override Update func to support Text modifications
+   */
+  void Update() override;
+
+  void Reset() override {
+    Container::Reset();
+    tdim = 0;
+    color = UI7Color_Text;
+    label.clear();
+  }
+
+ private:
+  fvec2 tdim;                      ///< Text Size
+  UI7Color color = UI7Color_Text;  ///< Color
+  std::string label;               ///< Text to Render
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/container/slider.hpp

@@ -0,0 +1,89 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/container.hpp>
+#include <pd/ui7/io.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * Slider Object can take a datatype or a list
+ * and modifys these by moving left or right when dragging
+ */
+template <typename T>
+class PD_API Slider : public Container {
+ public:
+  /**
+   * Constructor
+   * @param label Label of the Button
+   * @param data Data reference (Supported types can be seen in Slider.cpp)
+   * @param num_elms Number of Array elements (for exaple with use ofvec4)
+   * @param io IO Reference
+   * @param min minimum number using Minimum limit
+   * @param max Maximum number set by max limit by default
+   * @param step To set the modifier for drag movement
+   * @param precision for float and double to set precision
+   */
+  Slider(const std::string& label, T* data, UI7::IO& io,
+         T min = std::numeric_limits<T>::min(),
+         T max = std::numeric_limits<T>::max(), int precision = 1) {
+    // PD::Assert(data != nullptr, "Input Data Address is null!");
+    this->label = label;
+    this->data = data;
+    this->min = min;
+    this->max = max;
+    this->precision = precision;
+    this->width = io.CurrentViewPort.pSize.z * 0.3f;
+    this->tdim = io.Font->GetTextBounds(label.c_str(), io.FontScale);
+  }
+  ~Slider() = default;
+
+  /**
+   * Override for the Input Handler
+   * @note This function is usally called by Menu::Update
+   */
+  void HandleInput() override;
+  /**
+   * Override for the Rendering Handler
+   * @note This function is usally called by Menu::Update
+   * */
+  void Draw() override;
+
+  /** Function to Update Size if framepadding changes */
+  void Update() override;
+
+ private:
+  fvec2 tdim;         ///< Text size
+  float width;        ///< Size
+  std::string label;  ///< Label of the Button
+  T* data;
+  T min;
+  T max;
+  int precision = 1;
+  float slw = 0.f;  // silider drag width (calculated in update)
+  float slp = 0.f;  // silider drag pos (calculated in update)
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/containers.hpp

@@ -0,0 +1,33 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/button.hpp>
+#include <pd/ui7/container/checkbox.hpp>
+#include <pd/ui7/container/coloredit.hpp>
+#include <pd/ui7/container/dragdata.hpp>
+#include <pd/ui7/container/dynobj.hpp>
+#include <pd/ui7/container/image.hpp>
+#include <pd/ui7/container/label.hpp>
+#include <pd/ui7/container/slider.hpp>

include/pd/ui7/flags.hpp

@@ -0,0 +1,102 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+/** 32Bit Value to Stpre Menu Flags */
+using UI7MenuFlags = unsigned int;
+/** 32Bit Value to store Alignment Flags */
+using UI7Align = unsigned int;
+/** 32Bit Value to store Context (IO) flags */
+using UI7IOFlags = unsigned int;
+/** 32Bit Value for Layout Flags */
+using UI7LayoutFlags = unsigned int;
+
+/** Menu Flags */
+enum UI7MenuFlags_ {
+  UI7MenuFlags_None = 0,               ///< No Flags (Default)
+  UI7MenuFlags_NoTitlebar = 1 << 0,    ///< Dont Show Titlebar
+  UI7MenuFlags_CenterTitle = 1 << 1,   ///< Center the Menu Title in Titlebar
+  UI7MenuFlags_HzScrolling = 1 << 2,   ///< Enable Horizontal Scrolling
+  UI7MenuFlags_VtScrolling = 1 << 3,   ///< Enable Vertical Scrolling
+  UI7MenuFlags_NoBackground = 1 << 4,  ///< Dont Render Menu Background
+  UI7MenuFlags_NoClipRect = 1 << 5,    ///< Disable clip render area of the Menu
+  UI7MenuFlags_NoCollapse = 1 << 6,    ///< Disable Menu Collapse
+  UI7MenuFlags_NoMove = 1 << 7,        ///< Disable Menu Movement
+  UI7MenuFlags_NoResize = 1 << 8,      ///< Disable Menu Resize
+  UI7MenuFlags_NoClose = 1 << 9,       ///< Disable Close Button
+  UI7MenuFlags_NoScrollbar = 1 << 10,  ///< Hide the Scrollbar
+  // POC
+  UI7MenuFlags_Maximize = 1 << 11,        ///< Add a Maximize Button
+  UI7MenuFlags_Minimize = 1 << 12,        ///< Add a Minimize Button
+  UI7MenuFlags_AlwaysAutoSize = 1 << 13,  ///< Always Auto Resize Menu
+  // Enable Horizontal and Vertical Scrolling
+  UI7MenuFlags_Scrolling = UI7MenuFlags_HzScrolling | UI7MenuFlags_VtScrolling,
+};
+
+/** UI7 Layout Flags */
+enum UI7LayoutFlags_ {
+  UI7LayoutFlags_None = 0,              ///< No Flags used
+  UI7LayoutFlags_UseClipRect = 1 << 0,  ///< Enable ClipRect
+  UI7LayoutFlags_HzScrolling = 1 << 1,  ///< Scrolling Horizontal
+  UI7LayoutFlags_VtScrolling = 1 << 2,  ///< Scrolling Vertical
+};
+
+/** UI7 Context Flags */
+enum UI7IOFlags_ {
+  UI7IOFlags_None = 0,                 ///< No Additional Config available
+  UI7IOFlags_HasTouch = 1 << 0,        ///< Enable touch support [future]
+  UI7IOFlags_HasMouseCursor = 1 << 1,  ///< Enable Mouse support [future]
+};
+
+/** Probably need to update this */
+enum UI7Align_ {
+  UI7Align_Left = 1 << 0,    ///< [Hz Op] Align Left (Default)
+  UI7Align_Center = 1 << 1,  ///< [Hz Op] Align Center
+  UI7Align_Right = 1 << 2,   ///< [Hz Op] Align Right
+  UI7Align_Top = 1 << 3,     ///< [Vt Op] Align Top (Default)
+  UI7Align_Mid = 1 << 4,     ///< [Vt Op] Align Mid
+  UI7Align_Bottom = 1 << 5,  ///< [Vt Op] Align Bottom
+  // Default Horizontal and Vertical Alignment
+  UI7Align_Default = UI7Align_Left | UI7Align_Top,
+};
+
+/** Special flags for Layout::AddObjectEx */
+enum UI7LytAdd_ {
+  UI7LytAdd_None = 0,                 ///< Also known as default or ->AddObject
+  UI7LytAdd_NoCursorUpdate = 1 << 0,  ///< Add without cursor alignment
+  UI7LytAdd_NoScrollHandle = 1 << 1,  ///< Skip HandleScrolling
+  UI7LytAdd_Front = 1 << 2,           ///< Add in front of the list
+};
+
+/**
+ * Todo: Look at this
+ * Maybe proof of concept ???
+ * Didnt remember that this exists
+ */
+enum UI7ContainerFlags_ {
+  UI7ContainerFlags_None = 0,
+  UI7ContainerFlags_EnableInternalInput = 1 << 0,
+  UI7ContainerFlags_Selectable = 1 << 1,
+  UI7ContainerFlags_OutlineSelected = 1 << 2,
+};

include/pd/ui7/id.hpp

@@ -0,0 +1,74 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+
+namespace PD {
+namespace UI7 {
+/**
+ * ID Class (Generating an ID by String)
+ */
+class ID {
+ public:
+  /**
+   * Constructor to Generate ID by input string
+   * @param text Input String
+   */
+  ID(const std::string& text) {
+    pID = PD::Strings::FastHash(text);
+    // pStrName = text;
+    pName = text;
+  }
+  /**
+   * Constructor used for const char* which is automatically
+   * used when directly placing a string istead of using ID("")
+   * @param text Input String
+   */
+  constexpr ID(const char* text) {
+    pID = PD::FNV1A32(text);
+    pName = text;
+  }
+  /**
+   * Use an ID as Input
+   */
+  ID(u32 id) { pID = id; }
+  ~ID() = default;
+
+  /** Get The ID Initial Name */
+  // constexpr const std::string_view& GetNameView() const { return pName; }
+  const std::string GetName() const { return std::string(pName); }
+
+  /** Getter for the raw 32bit int id */
+  constexpr const u32& RawID() const { return pID; }
+
+  /** Return the ID when casting to u32 */
+  constexpr operator u32() const { return pID; }
+
+  u32 pID;            ///< Hash of the name
+  std::string pName;  ///< Name
+  // std::string pStrName;    ///< Keep this stringview alive
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/input_api.hpp

@@ -0,0 +1,138 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+#include <pd/drivers/drivers.hpp>
+#include <pd/lithium/lithium.hpp>
+#include <pd/pd_p_api.hpp>
+#include <pd/ui7/id.hpp>
+
+namespace PD {
+namespace UI7 {
+class InputHandler {
+ public:
+  InputHandler() {}
+  ~InputHandler() = default;
+
+  /**
+   * Function to Check if current Object is dragged
+   * or set it dragged
+   * @param id ID to identify this specific Object
+   * @param area Area where to start dragging
+   * @return if inputs to this objects are alowed or not
+   */
+  bool DragObject(const UI7::ID& id, fvec4 area) {
+    if (CurrentMenu != FocusedMenu) {
+      return false;
+    }
+    if (IsObjectDragged()) {
+      // Only block if the Dragged Object has a difrent id
+      if (DraggedObject != id) {
+        return false;
+      }
+    }
+    // Get a Short define for touch pos
+    fvec2 p = PD::Hid::MousePos();
+    // Check if Drag starts in the area position
+    if ((PD::Hid::IsEvent(PD::Hid::Event::Down, PD::Hid::Gamepad::Touch) ||
+         PD::Hid::IsEvent(PD::Hid::Event::Down,
+                          PD::Hid::Keyboard::MouseLeft)) &&
+        Li::Math::InBounds(p, area)) {
+      // Set ID and iniatial Positions
+      DraggedObject = id;
+      DragSourcePos = p;
+      DragPosition = p;
+      DragLastPosition = p;
+      DragDestination = area;
+      // Reset and Start DragTimer
+      DragTime.Reset();
+      DragTime.Rseume();
+      return false;  // To make sure the Object is "Dragged"
+    } else if ((PD::Hid::IsEvent(PD::Hid::Event::Held,
+                                 PD::Hid::Gamepad::Touch) ||
+                PD::Hid::IsEvent(PD::Hid::Event::Held,
+                                 PD::Hid::Keyboard::MouseLeft)) &&
+               IsObjectDragged()) {
+      // Update DragLast and DragPoisition
+      DragLastPosition = DragPosition;
+      DragPosition = p;
+    } else if ((PD::Hid::IsEvent(PD::Hid::Event::Up, PD::Hid::Gamepad::Touch) ||
+                PD::Hid::IsEvent(PD::Hid::Event::Up,
+                                 PD::Hid::Keyboard::MouseLeft)) &&
+               IsObjectDragged()) {
+      // Released... Everything gets reset
+      DraggedObject = 0;
+      DragPosition = 0;
+      DragSourcePos = 0;
+      DragLastPosition = 0;
+      DragDestination = fvec4(0);
+      // Set Drag released to true (only one frame)
+      // and Only if still in Box
+      DragReleased = Li::Math::InBounds(PD::Hid::MousePosLast(), area);
+      DragReleasedAW = true;  // Advanced
+      u64 d_rel = PD::Os::GetTime();
+      if (d_rel - DragLastReleased < DoubleClickTime) {
+        DragDoubleRelease = true;
+        DragLastReleased = 0;  // Set 0 to prevent double exec
+      } else {
+        DragLastReleased = d_rel;
+      }
+      // Ensure timer is paused
+      DragTime.Pause();
+      DragTime.Reset();
+      // Still return The Object is Dragged to ensure
+      // the DragReleased var can be used
+      return true;
+    }
+    return IsObjectDragged();
+  }
+
+  void Update() {
+    DragTime.Update();
+    DragReleased = false;
+    DragReleasedAW = false;
+    DragDoubleRelease = false;
+  }
+
+  u64 DoubleClickTime = 500;  // Milliseconds
+  u32 FocusedMenu = 0;
+  fvec4 FocusedMenuRect;
+  u32 CurrentMenu = 0;
+  u32 DraggedObject = 0;
+  fvec2 DragSourcePos = 0;
+  fvec2 DragPosition = 0;
+  fvec2 DragLastPosition = 0;
+  /** Fvec4 has an constructor problem currently */
+  fvec4 DragDestination = fvec4(0);
+  Timer DragTime;
+  u64 DragLastReleased = 0;
+  bool DragReleased = false;       ///< Drag Releaded in Box
+  bool DragReleasedAW = false;     ///< Drag Released Anywhere
+  bool DragDoubleRelease = false;  ///< Double Click
+  /** Check if an object is Dragged already */
+  bool IsObjectDragged() const { return DraggedObject != 0; }
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/io.hpp

@@ -0,0 +1,126 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <list>
+#include <pd/core/core.hpp>
+#include <pd/pd_p_api.hpp>
+#include <pd/ui7/input_api.hpp>
+#include <pd/ui7/theme.hpp>
+#include <pd/ui7/viewport.hpp>
+
+namespace PD {
+namespace UI7 {
+class Label;
+class Image;
+class DynObj;
+class PD_API IO {
+ public:
+  IO();
+  ~IO();
+
+  /**
+   * IO Update Internal Variables
+   */
+  void Update();
+
+  /**
+   * Final Draw List for PD::Li::Gfx::RednerDrawData
+   *
+   * Possible thanks to the Drawlist::Merge Feature
+   */
+  Li::Drawlist FDL;
+  ViewPort CurrentViewPort;
+  // ivec4 CurrentViewPort = ivec4(0, 0, 0, 0);
+  std::unordered_map<u32, ViewPort> ViewPorts;
+  float Framerate = 0.f;
+  float Delta = 0.f;
+  u64 LastTime = 0;
+  TimeStats DeltaStats;
+  Timer Time;
+  Li::Font* Font = nullptr;
+  float FontScale = 0.7f;
+  UI7::Theme Theme;
+  fvec2 MenuPadding = 5.f;
+  fvec2 FramePadding = 5.f;
+  float ItemRowHeight = 0.f;
+  float FrameRounding = 0.f;
+  fvec2 ItemSpace = fvec2(5.f, 2.f);
+  fvec2 MinSliderDragSize = 10.f;  // Min height (Vt) and Min Width (Hz)
+  bool ShowMenuBorder = true;
+  bool ShowFrameBorder = false;  // not implemented yet
+  bool WrapLabels = false;       // Beta state
+  float OverScrollMod = 0.15f;
+  u64 DoubleClickTime = 500;  // Milliseconds
+  std::list<std::pair<UI7::ID, Li::Drawlist*>> DrawlistRegestry;
+  // Short define for DrawKLstRegestryLast
+  std::list<std::pair<UI7::ID, Li::Drawlist*>> pDLRL;
+  Li::Drawlist Back;
+  Li::Drawlist Front;
+  u32 NumVertices = 0;  ///< Debug Vertices Num
+  u32 NumIndices = 0;   ///< Debug Indices Num
+  std::vector<u32> MenuOrder;
+  std::vector<Li::Font*> FontStack;
+
+  // Pools
+  PD::Pool<UI7::Label> LabelPool;
+  PD::Pool<UI7::Image> ImagePool;
+  PD::Pool<UI7::DynObj> DynObjPool;
+
+  // DrawlistApi
+  void RegisterDrawlist(const UI7::ID& id, Li::Drawlist* v) {
+    DrawlistRegestry.push_back(std::make_pair(id, v));
+  }
+
+  void AddViewPort(const ID& id, const ivec4& size) {
+    if (ViewPorts.count(id.RawID())) {
+      return;
+    }
+    ViewPorts[id.RawID()] = ViewPort(id, size);
+  }
+
+  ViewPort& GetViewPort(const ID& id) {
+    if (!ViewPorts.count(id.RawID())) {
+      static ViewPort err;
+      return err;
+    }
+    return ViewPorts[id.RawID()];
+  }
+
+  void PushFont(Li::Font* f) {
+    FontStack.push_back(Font);
+    Font = f;
+  }
+
+  void PopFont() {
+    if (!FontStack.empty()) {
+      Font = FontStack.back();
+      FontStack.pop_back();
+    }
+  }
+
+  UI7::InputHandler InputHandler;
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/layout.hpp

@@ -0,0 +1,211 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+#include <pd/pd_p_api.hpp>
+#include <pd/ui7/container/container.hpp>
+#include <pd/ui7/container/dragdata.hpp>
+#include <pd/ui7/container/slider.hpp>
+#include <pd/ui7/flags.hpp>
+#include <pd/ui7/input_api.hpp>
+#include <pd/ui7/theme.hpp>
+
+namespace PD {
+namespace UI7 {
+class Context;
+class PD_API Layout {
+ public:
+  Layout(const ID& id, IO& io) : ID(id), IO(io) {
+    DrawList.SetFont(IO.Font);
+    DrawList.SetFontscale(io.FontScale);
+    Scrolling[0] = false;
+    Scrolling[1] = false;
+    CursorInit();
+    Pos = fvec2(io.CurrentViewPort.pSize.x, io.CurrentViewPort.pSize.y);
+    Size = 0;
+    WorkRect = fvec4(IO.MenuPadding, Size - (fvec2(2) * IO.MenuPadding));
+  }
+  ~Layout();
+
+  /** SECTION CONTAINERS */
+  /**
+   * Render a Simple Label
+   * @param label The text to draw
+   */
+  void Label(const std::string& label);
+  template <typename... Args>
+  void Label(std::format_string<Args...> s, Args&&... args) {
+    Label(std::format(s, std::forward<Args>(args)...));
+  }
+  /**
+   * Render a Button
+   * @param label The buttons text
+   * @return if the button was pressed
+   */
+  bool Button(const std::string& label);
+  /**
+   * Render a Checkbox
+   * @param label Label of the Checkbox
+   * @param v A value to update
+   */
+  void Checkbox(const std::string& label, bool& v);
+  /**
+   * Render an Image
+   * @param img Texture reference of the image
+   * @param size a Custom Size if needed
+   */
+  void Image(Li::Texture img, fvec2 size = 0.f, Li::Rect uv = fvec4(0));
+  /**
+   * Render a Drag Object witth any supported type:
+   * [`int`, `float`, `double`, `u8`, `u16`, `u32`]
+   * @param label Name of the Drag
+   * @param data Reference to Data Object (can be multiple as well)
+   * @param num_elements Defien the number of Elements in the Data addr
+   * @param precission Difine the Format string len for float/double
+   */
+  template <typename T>
+  void DragData(const std::string& label, T* data, size_t num_elms = 1,
+                T min = std::numeric_limits<T>::min(),
+                T max = std::numeric_limits<T>::max(), T step = 1,
+                int precision = 1) {
+    u32 id = Strings::FastHash("drd" + label + std::to_string((uintptr_t)data));
+    Container* r = FindObject(id);
+    if (!r) {
+      r = new UI7::DragData<T>(label, data, num_elms, this->IO, min, max, step,
+                               precision);
+      r->SetID(id);
+    }
+    AddObject(r);
+  }
+  template <typename T>
+  void Slider(const std::string& label, T* data,
+              T min = std::numeric_limits<T>::min(),
+              T max = std::numeric_limits<T>::max(), int precision = 1) {
+    u32 id = Strings::FastHash("drd" + label + std::to_string((uintptr_t)data));
+    Container* r = FindObject(id);
+    if (!r) {
+      r = new UI7::Slider<T>(label, data, this->IO, min, max, precision);
+      r->SetID(id);
+    }
+    AddObject(r);
+  }
+
+  /** SECTION OTHERSTUFF */
+
+  const std::string GetName() const { return ID.GetName(); }
+  const UI7::ID& GetID() const { return this->ID; }
+
+  const fvec2& GetPosition() const { return Pos; }
+  void SetPosition(const fvec2& v) { Pos = v; }
+  const fvec2& GetSize() const { return Size; }
+  void SetSize(const fvec2& v) { Size = v; }
+
+  Li::Drawlist& GetDrawList() { return DrawList; }
+
+  void CursorInit();
+  void SameLine();
+  void CursorMove(const fvec2& size);
+  void PushFont(Li::Font* f) { IO.PushFont(f); }
+  void PopFont() { IO.PopFont(); }
+
+  bool ObjectWorkPos(fvec2& movpos);
+
+  /**
+   * Extended Object Add Func to Add Object in Front or disable
+   * Position by cursor as well as cursor update...
+   * Should only be used in special cases as the
+   * AddObject function is faster
+   * Using Flags for its features cause dont want to have too much args
+   */
+  void AddObjectEx(Container* obj, u32 Flags);
+  /**
+   * Fast Function to Add Object in Layout SPace like
+   * button Label images etc
+   */
+  void AddObject(Container* obj);
+  Container* FindObject(u32 id);
+  void ClearIDObjects() { IDObjects.clear(); }
+
+  fvec2 AlignPosition(fvec2 pos, fvec2 size, fvec4 area, UI7Align alignment);
+
+  /** Get the Alignment for Current State */
+  UI7Align GetAlignment() {
+    /// if temp alignment is used then return it and
+    /// reset tmpalign
+    if (TempAlign) {
+      auto t = TempAlign;
+      TempAlign = 0;
+      return t;
+    }
+    return Alignment;
+  }
+
+  void SetAlign(UI7Align a) { Alignment = a; }
+  void NextAlign(UI7Align a) { TempAlign = a; }
+
+  void HandleScrolling();
+
+  void Update();
+
+  fvec2 DbgScrollOffset() { return ScrollOffset; }
+
+ private:
+  friend class Menu;
+  friend class PD::UI7::Context;
+  friend class ReMenu;
+  // Base Components
+  UI7::ID ID;
+  UI7::IO& IO;
+  Li::Drawlist DrawList;
+  UI7LayoutFlags Flags;
+
+  // Positioning
+  fvec2 Pos;
+  fvec2 Size;
+  UI7Align Alignment = UI7Align_Default;
+  UI7Align TempAlign;
+
+  // Cursor
+  fvec2 Cursor;
+  fvec2 InitialCursorOffset;
+  fvec2 BackupCursor;
+  fvec2 SamelineCursor;
+  fvec2 BeforeSameLine;
+  fvec2 LastObjSize;
+  fvec2 MaxPosition;
+  fvec4 WorkRect;
+
+  // Scrolling (Only theoretical)
+  // Rendering must be done by the Objective that uses the Lyt
+  fvec2 ScrollOffset;
+  fvec2 ScrollStart;
+  bool Scrolling[2];
+
+  // Objects
+  std::list<Container*> Objects;
+  std::vector<Container*> IDObjects;
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/menu.hpp

@@ -0,0 +1,146 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+#include <pd/pd_p_api.hpp>
+#include <pd/ui7/containers.hpp>
+#include <pd/ui7/io.hpp>
+#include <pd/ui7/layout.hpp>
+
+#include "pd/ui7/container/dragdata.hpp"
+
+namespace PD {
+namespace UI7 {
+class PD_API Menu {
+ public:
+  Menu(const UI7::ID& id, UI7::IO& pIO);
+  ~Menu() {}
+
+  /**
+   * Render a Simple Label
+   * @param label The text to draw
+   */
+  void Label(const std::string& label);
+  template <typename... Args>
+  void Label(std::format_string<Args...> s, Args&&... args) {
+    Label(std::format(s, std::forward<Args>(args)...));
+  }
+  /**
+   * Render a Button
+   * @param label The buttons text
+   * @return if the button was pressed
+   */
+  bool Button(const std::string& label);
+  /**
+   * Render a Checkbox
+   * @param label Label of the Checkbox
+   * @param v A value to update
+   */
+  void Checkbox(const std::string& label, bool& v);
+  /**
+   * Render an Image
+   * @param img Texture reference of the image
+   * @param size a Custom Size if needed
+   */
+  void Image(Li::Texture img, fvec2 size = 0.f, Li::Rect uv = fvec4(0));
+  /**
+   * Render a Drag Object witth any supported type:
+   * [`int`, `float`, `double`, `u8`, `u16`, `u32`]
+   * @param label Name of the Drag
+   * @param data Reference to Data Object (can be multiple as well)
+   * @param num_elements Defien the number of Elements in the Data addr
+   * @param precission Difine the Format string len for float/double
+   */
+  template <typename T>
+  void DragData(const std::string& label, T* data, size_t num_elms = 1,
+                T min = std::numeric_limits<T>::min(),
+                T max = std::numeric_limits<T>::max(), T step = 1,
+                int precision = 1) {
+    u32 id = Strings::FastHash("drd" + label + std::to_string((uintptr_t)data));
+    Container* r = pLayout.FindObject(id);
+    if (!r) {
+      r = new UI7::DragData<T>(label, data, num_elms, pIO, min, max, step,
+                               precision);
+      // Isnt This exactly the same line???
+      // r = UI7::DragData<T>::New(label, data, num_elms, pIO, min, max, step,
+      //                          precision);
+      r->SetID(id);
+    }
+    pLayout.AddObject(r);
+  }
+  template <typename T>
+  void Slider(const std::string& label, T* data,
+              T min = std::numeric_limits<T>::min(),
+              T max = std::numeric_limits<T>::max(), int precision = 1) {
+    u32 id = Strings::FastHash("drd" + label + std::to_string((uintptr_t)data));
+    Container* r = pLayout.FindObject(id);
+    if (!r) {
+      r = new UI7::Slider<T>(label, data, pIO, min, max, precision);
+      r->SetID(id);
+    }
+    pLayout.AddObject(r);
+  }
+  void ColorEdit(const std::string& label, u32& clr);
+  void SameLine() { pLayout.SameLine(); }
+  void Separator();
+  void SeparatorText(const std::string& label);
+  bool BeginTreeNode(const ID& id);
+  void EndTreeNode();
+
+  void HandleFocus();
+  void HandleTitlebarActions();
+  void DrawBaseLayout();
+
+  void AddObject(PD::UI7::Container* obj) { pLayout.AddObject(obj); }
+  void AddObjectEx(PD::UI7::Container* obj, PD::u32 flags) {
+    pLayout.AddObjectEx(obj, flags);
+  }
+  Container* FindObject(u32 id) { return pLayout.FindObject(id); }
+
+  void PushFont(Li::Font* f) { pIO.PushFont(f); }
+  void PopFont() { pIO.PopFont(); }
+
+  void Update();
+
+  void SetSize(PD::fvec2 size) { pLayout.SetSize(size); }
+  void SetPosition(PD::fvec2 pos) { pLayout.SetPosition(pos); }
+  const PD::fvec2& GetSize() const { return pLayout.GetSize(); }
+  const PD::fvec2& GetPosition() const { return pLayout.GetPosition(); }
+
+  /** Data Section */
+
+  UI7MenuFlags Flags = 0;
+  Layout pLayout;
+  IO& pIO;
+  ID pID;
+  bool* pIsShown = nullptr;
+  bool pIsOpen = true;
+  std::unordered_map<u32, bool> pTreeNodes;
+  fvec2 TempScrollXY;
+
+  float TitleBarHeight = 0.f;
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/theme.hpp

@@ -0,0 +1,159 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+#include <pd/pd_p_api.hpp>
+
+/**
+ *  Using this to support 32bit color values as well as
+ * values from UI7Color_
+ */
+using UI7Color = PD::u32;
+
+/** Theme Color */
+enum UI7Color_ {
+  UI7Color_Background,              ///< UI7 Menu Background
+  UI7Color_Border,                  ///< Menu/Frame Border Color
+  UI7Color_Button,                  ///< UI7 Button Idle Color
+  UI7Color_ButtonDead,              ///< UI7 Disabled Button Color
+  UI7Color_ButtonActive,            ///< UI7 Pressed Button Color
+  UI7Color_ButtonHovered,           ///< UI7 Hovered Button Color
+  UI7Color_Text,                    ///< UI7 Text Color
+  UI7Color_TextDead,                ///< UI7 Dead Text Color
+  UI7Color_Header,                  ///< UI7 Menu Header Color
+  UI7Color_HeaderDead,              ///< Inactive Header
+  UI7Color_Selector,                ///< UI7 Selector Color
+  UI7Color_Checkmark,               ///< UI7 Checkmark Color
+  UI7Color_FrameBackground,         ///< UI7 Frame Background
+  UI7Color_FrameBackgroundHovered,  ///< UI7 Hovered Frame Background
+  UI7Color_Progressbar,             ///< UI7 Progressbar Background
+  UI7Color_ListEven,                ///< UI7 List (Even Entry) Background Color
+  UI7Color_ListOdd,                 ///< UI7 List (Odd Entry) Background Color
+};
+
+namespace PD {
+namespace UI7 {
+class PD_API Theme {
+ public:
+  /**
+   * Default Constructor Setting up the Default theme
+   * @note if using Shared Reference you probably need to do
+   * Theme::Default(*theme.get());
+   */
+  Theme() { Default(*this); }
+  ~Theme() {}
+
+  /**
+   * Simple static Loader for the Default Theme
+   * @param theme Theme Reference
+   */
+  static void Default(Theme& theme);
+  /**
+   * White Mode Theme
+   * @param Theme theme reference
+   */
+  static void Flashbang(Theme& theme);
+
+  /** Revert the last Color Change */
+  Theme& Pop() {
+    pTheme[pChanges[pChanges.size() - 1].first] =
+        pChanges[pChanges.size() - 1].second;
+    pChanges.pop_back();
+    return *this;
+  }
+
+  /**
+   * Revert the last color Change done for a specific color
+   * @param c Color to revert change from
+   */
+  Theme& Pop(UI7Color c) {
+    for (size_t i = pChanges.size() - 1; i > 0; i--) {
+      if (pChanges[i].first == c) {
+        pTheme[c] = pChanges[i].second;
+        pChanges.erase(pChanges.begin() + i);
+        break;
+      }
+    }
+    return *this;
+  }
+
+  /**
+   * Change a Color
+   * @param tc Color Identifier
+   * @param color Color to change to
+   */
+  Theme& Change(UI7Color tc, u32 color) {
+    if (pTheme.find(tc) == pTheme.end()) {
+      return *this;
+    }
+    pChanges.push_back(std::make_pair(tc, pTheme[tc]));
+    pTheme[tc] = color;
+    return *this;
+  }
+
+  /**
+   * Get the Color of a Color ReferenceID
+   * @param c ReferenceID
+   */
+  u32 Get(UI7Color c) const {
+    auto e = pTheme.find(c);
+    if (e == pTheme.end()) {
+      return 0x00000000;
+    }
+    return e->second;
+  }
+
+  /**
+   * [UNSAFE] to use
+   * Get the Color Ref of a Color ReferenceID
+   * @param c ReferenceID
+   */
+  u32& GetRef(UI7Color c) {
+    auto e = pTheme.find(c);
+    if (e == pTheme.end()) {
+      static u32 noclr = 0x00000000;
+      return noclr;
+    }
+    return e->second;
+  }
+
+  /**
+   * Operator wrapper for get
+   * @param c Color ReferenceID
+   */
+  u32 operator[](UI7Color c) const { return Get(c); }
+
+  /**
+   * Change but just sets [can implement completly new ids]
+   * @param tc Color ID (Can be self creeated ones as well)
+   * @param clr Color it should be set to
+   */
+  void Set(UI7Color tc, u32 clr) { pTheme[tc] = clr; }
+
+  std::unordered_map<u32, u32> pTheme;             ///< Theme Data
+  std::vector<std::pair<UI7Color, u32>> pChanges;  ///< List of Changes
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/ui7.hpp

@@ -0,0 +1,85 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+#include <pd/pd_p_api.hpp>
+#include <pd/ui7/io.hpp>
+#include <pd/ui7/menu.hpp>
+
+#include "pd/ui7/flags.hpp"
+
+/**
+ * Declare UI7 Version
+ * Format: 00    00    00    00
+ *         Major Minor Patch Build
+ * 0x01010000 -> 1.1.0-0
+ */
+#define UI7_VERSION 0x00070000
+
+namespace PD {
+namespace UI7 {
+/**
+ * Get UI7 Version String
+ * @param show_build Show build num (mostly unused)
+ * @return Version String (1.0.0-1 for example)
+ */
+PD_API std::string GetVersion(bool show_build = false);
+/** Base Context for UI7 */
+class PD_API Context {
+ public:
+  Context() {}
+  ~Context() = default;
+
+  IO& GetIO() { return pIO; }
+  void AddViewPort(const ID& id, const ivec4& vp);
+  void UseViewPort(const ID& id);
+  void Update();
+  Menu* BeginMenu(const ID& id, UI7MenuFlags flags = 0, bool* pShow = nullptr);
+  Menu* CurrentMenu() { return pCurrent; }
+  void EndMenu();
+  void AboutMenu(bool* show = nullptr);
+  void MetricsMenu(bool* show = nullptr);
+  void StyleEditor(bool* show = nullptr);
+
+  Li::Drawlist& GetDrawData() { return pIO.FDL; }
+
+  Menu* pGetOrCreateMenu(const ID& id) {
+    auto menu = pMenus.find(id);
+    if (menu == pMenus.end()) {
+      pMenus[id] = new Menu(id, pIO);
+      menu = pMenus.find(id);
+    }
+    return menu->second;
+  }
+
+  IO pIO;
+  /** Current Menu */
+  Menu* pCurrent = nullptr;
+  std::vector<u32> pCurrentMenus;
+  std::vector<u32> pDFO; /** Debug Final Order */
+  std::unordered_map<u32, Menu*> pMenus;
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ui7/viewport.hpp

@@ -0,0 +1,44 @@
+#pragma once
+
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/core/core.hpp>
+#include <pd/ui7/id.hpp>
+
+namespace PD {
+namespace UI7 {
+class ViewPort {
+ public:
+  ViewPort() : pID(""), pSize(0) {}
+  ViewPort(const ID& id, const ivec4& size) : pID(id), pSize(size) {}
+  ~ViewPort() {}
+
+  ID GetID() const { return pID; }
+  ivec4& GetSize() { return pSize; }
+
+  ID pID;
+  ivec4 pSize;
+};
+}  // namespace UI7
+}  // namespace PD

include/pd/ultra/canvas.hpp

@@ -0,0 +1,42 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/lithium/lithium.hpp>
+#include <pd/ultra/flags.hpp>
+
+namespace PD {
+namespace Ultra {
+class PD_API Canvas {
+ public:
+  Canvas();
+  Canvas(const PD::fvec2& size);
+  ~Canvas();
+
+  void SetVirtualViewport(const PD::fvec2& size);
+  void SetViewport(const PD::fvec2& size);
+
+  PD::fvec2 VTranslatePos(const PD::fvec2& p) const;
+  PD::fvec2 VTranslateAlignPos(const PD::fvec2& pos, const PD::fvec2& size,
+                               UltraAlignment align) const;
+  PD::Li::Rect VTranslateObject(const PD::fvec2& pos, const PD::fvec2& size,
+                                UltraAlignment align,
+                                bool size_modified = false) const;
+  PD::Li::Rect TranslateObject(const PD::fvec2& pos, const PD::fvec2& size,
+                               UltraAlignment align,
+                               bool size_modified = false) const;
+  PD::fvec2 TranslatePos(const PD::fvec2& p) const;
+  PD::fvec2 VTranslateSize(const PD::fvec2& s) const;
+  PD::fvec2 TranslateSize(const PD::fvec2& s) const;
+  float VTranslateFontscale(float f) const;
+  float TranslateFontscale(float f) const;
+  const PD::u32& GetRevision() const;
+
+ private:
+  PD::fvec2 pViewport;
+  PD::fvec2 pVirtualViewPort;
+  float pVfactor = 0.f;
+  PD::fvec2 pVoff;
+  PD::u32 pRev;  // revision
+};
+}  // namespace Ultra
+}  // namespace PD

include/pd/ultra/container.hpp

@@ -0,0 +1,45 @@
+#pragma once
+
+#include <pd/lithium/lithium.hpp>
+#include <pd/ultra/canvas.hpp>
+#include <pd/ultra/elems/element.hpp>
+
+namespace PD {
+namespace Ultra {
+class Container {
+ public:
+  Container() {}
+  Container(const PD::Li::Rect& r) : pRect(r) {}
+  virtual ~Container() {}
+
+  void Push(PD::Ultra::ElementBase& elem) {
+    elem.SetParent(this);
+    pElems.Push(&elem);
+  }
+  void Reset() { pElems.ResetFast(); }
+  const PD::Li::Rect& GetRenderspace() const { return pRect; }
+
+  void SetViewport(const PD::fvec2& vp) {
+    pCanvas.SetViewport(vp);
+    pRect = PD::fvec4(PD::fvec2(0), vp);
+  }
+  void SetBaseViewport(const PD::ivec2& vp) { pCanvas.SetVirtualViewport(vp); }
+
+  const PD::fvec2 GetTopLeft() const { return pRect.TopLeft(); }
+  const PD::fvec2 GetTopRight() const { return pRect.TopRight(); }
+  const PD::fvec2 GetBotLeft() const { return pRect.BotLeft(); }
+  const PD::fvec2 GetBotRight() const { return pRect.BotRight(); }
+  const PD::fvec2 GetSize() const { return pRect.BotRight() - pRect.TopLeft(); }
+  const PD::fvec2 GetPosition() const { return pRect.TopLeft(); }
+  const Canvas& GetCanvas() const { return pCanvas; }
+
+ protected:
+  PD::Pool<PD::Ultra::ElementBase*>& GetElements() { return pElems; }
+
+ private:
+  PD::Li::Rect pRect;
+  Canvas pCanvas;
+  PD::Pool<PD::Ultra::ElementBase*> pElems;
+};
+}  // namespace Ultra
+}  // namespace PD

include/pd/ultra/elems/button.hpp

@@ -0,0 +1,56 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/ultra/elems/element.hpp>
+
+namespace PD {
+namespace Ultra {
+class PD_API Button : public ElementBase {
+ public:
+  Button() {}
+  Button(const PD::fvec2& pos, const PD::fvec2& size, const PD::Color& color,
+         float rounding = 0.f, UltraAlignment align = 0)
+      : pColor(color), pRounding(rounding) {
+    this->pAlignment = align;
+    this->pPos = pos;
+    this->pSize = size;
+  }
+  Button(float x, float y, float w, float h, const PD::Color& color,
+         float rounding = 0.f, UltraAlignment align = 0)
+      : pColor(color), pRounding(rounding) {
+    this->pAlignment = align;
+    this->pPos = PD::fvec2(x, y);
+    this->pSize = PD::fvec2(w, h);
+  }
+  ~Button() {}
+
+  void Draw(PD::Li::Drawlist& l) override;
+  void Update() override;
+  void SetColor(const PD::Color& color) { pColor = color; }
+  void SetFocusedColor(const PD::Color& color) { pHovered = color; }
+  void SetTextColor(const PD::Color& color) { pTextColor = color; }
+  void SetRounding(float r) { pRounding = r; }
+  void SetLined(bool v) { pLined = v; }
+  void SetThickness(int v) { pThickness = v; }
+  void SetText(const std::string& text) { pText = text; }
+  void SetAutoSizePadding(const PD::fvec2& size) { pAsp = size; }
+
+  // Discard these funcs
+  void OnFocus(EventFunc func) override {}
+  void OnUnFocus(EventFunc func) override {}
+
+ private:
+  std::string pText;
+  PD::Color pRenderColor;
+  PD::Color pColor;
+  PD::Color pHovered;
+  PD::Color pTextColor;
+  float pRounding = 0.f;
+  bool pLined = false;
+  int pThickness = 1.f;
+  // Auto-Size-Padding
+  PD::fvec2 pAsp = PD::fvec2(30, 10);
+};
+}  // namespace Ultra
+
+}  // namespace PD

include/pd/ultra/elems/element.hpp

@@ -0,0 +1,75 @@
+#pragma once
+
+#include <functional>
+#include <pd/lithium/lithium.hpp>
+#include <pd/ultra/flags.hpp>
+
+namespace PD {
+namespace Ultra {
+class Canvas;
+class Container;
+using EventFunc = std::function<void()>;
+class PD_API ElementBase {
+ public:
+  ElementBase() {}
+  ~ElementBase() {}
+
+  virtual void Draw(PD::Li::Drawlist& dl) = 0;
+  /**
+   * Reset Function (for PD::Pool::FastReset)
+   */
+  virtual void Reset() {}
+  virtual void Update();
+
+  void SetAlignment(UltraAlignment a) { pAlignment = a; }
+  void SetPosition(const PD::fvec2& pos) { pPos = pos; }
+  void SetPosition(float x, float y) { pPos = PD::fvec2(x, y); }
+  void SetSize(const PD::fvec2& size) { pSize = size; }
+  void SetSize(float w, float h) { pSize = PD::fvec2(w, h); }
+  /**
+   * Executed on Hovering
+   * Elemnents can override / discard this func
+   */
+  virtual void OnFocus(EventFunc func) { pHover = func; }
+  /**
+   * Executed on Mocing out of the space
+   * Elemnents can override / discard this func
+   */
+  virtual void OnUnFocus(EventFunc func) { pUnHover = func; }
+  /**
+   * Executrd on KeyUp event
+   * Elemnents can override / discard this func
+   */
+  virtual void OnPress(EventFunc func) { pPress = func; }
+
+  void SetFontScale(float s = 1.f) { pFontScale = 1.f; }
+  float GetFontScale() const { return pFontScale; }
+
+  void SetFont(PD::Li::Font& font) { pFont = &font; }
+
+  void SetFontIfNull(PD::Li::Font& font) {
+    if (!pFont) pFont = &font;
+  }
+
+  virtual void UpdateInput();
+
+ protected:
+  friend class Container;
+  void SetParent(Container* c) { pParent = c; }
+  bool RevisionUpdate(PD::u32 req);
+  Container* pParent = nullptr;
+  PD::u32 pCanvasRev = 0;
+  UltraAlignment pAlignment = 0;
+  PD::fvec2 pPos;
+  PD::fvec2 pSize;
+  PD::Li::Rect pRenderspace;
+  EventFunc pHover = nullptr;
+  EventFunc pUnHover = nullptr;
+  EventFunc pPress = nullptr;
+  bool pFocued = false;
+  // Not used by every object btw
+  PD::Li::Font* pFont = nullptr;
+  float pFontScale = 1.f;
+};
+}  // namespace Ultra
+}  // namespace PD

include/pd/ultra/elems/image.hpp

@@ -0,0 +1,43 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/ultra/elems/element.hpp>
+
+namespace PD {
+namespace Ultra {
+class PD_API Image : public ElementBase {
+ public:
+  Image() {}
+  Image(PD::Li::Texture* tex, const PD::fvec2& pos, float rounding = 0.f,
+        UltraAlignment align = 0)
+      : pColor(0xffffffff), pRounding(rounding) {
+    this->pAlignment = align;
+    this->pPos = pos;
+    SetTexture(tex);
+  }
+  Image(PD::Li::Texture* tex, float x, float y, float rounding = 0.f,
+        UltraAlignment align = 0)
+      : pColor(0xffffffff), pRounding(rounding) {
+    this->pAlignment = align;
+    this->pPos = PD::fvec2(x, y);
+    SetTexture(tex);
+  }
+  ~Image() {}
+
+  void Draw(PD::Li::Drawlist& l) override;
+
+  void SetColor(const PD::Color& color) { pColor = color; }
+  void SetRounding(float r) { pRounding = r; }
+  void SetTexture(PD::Li::Texture* tex) {
+    pTex = tex;
+    SetSize(pTex->GetSize());
+  }
+
+ private:
+  PD::Color pColor = 0xffffffff;
+  PD::Li::Texture* pTex = nullptr;
+  float pRounding = 0.f;
+};
+}  // namespace Ultra
+
+}  // namespace PD

include/pd/ultra/elems/rect.hpp

@@ -0,0 +1,42 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/ultra/elems/element.hpp>
+
+namespace PD {
+namespace Ultra {
+class PD_API Rect : public ElementBase {
+ public:
+  Rect() {}
+  Rect(const PD::fvec2& pos, const PD::fvec2& size, const PD::Color& color,
+       float rounding = 0.f, UltraAlignment align = 0)
+      : pColor(color), pRounding(rounding) {
+    this->pAlignment = align;
+    this->pPos = pos;
+    this->pSize = size;
+  }
+  Rect(float x, float y, float w, float h, const PD::Color& color,
+       float rounding = 0.f, UltraAlignment align = 0)
+      : pColor(color), pRounding(rounding) {
+    this->pAlignment = align;
+    this->pPos = PD::fvec2(x, y);
+    this->pSize = PD::fvec2(w, h);
+  }
+  ~Rect() {}
+
+  void Draw(PD::Li::Drawlist& l) override;
+
+  void SetColor(const PD::Color& color) { pColor = color; }
+  void SetRounding(float r) { pRounding = r; }
+  void SetLined(bool v) { pLined = v; }
+  void SetThickness(int v) { pThickness = v; }
+
+ private:
+  PD::Color pColor;
+  float pRounding = 0.f;
+  bool pLined = false;
+  int pThickness = 1.f;
+};
+}  // namespace Ultra
+
+}  // namespace PD

include/pd/ultra/elems/text.hpp

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <pd/core/core.hpp>
+#include <pd/ultra/elems/element.hpp>
+
+namespace PD {
+namespace Ultra {
+class PD_API Text : public ElementBase {
+ public:
+  Text() {}
+  ~Text() {}
+
+  void Draw(PD::Li::Drawlist& l) override;
+  void Update() override;
+
+  void SetColor(const PD::Color& color) { pColor = color; }
+  void SetText(const std::string& text) { pText = text; }
+
+ private:
+  PD::Color pColor;
+  std::string pText;
+};
+}  // namespace Ultra
+
+}  // namespace PD

include/pd/ultra/flags.hpp

@@ -0,0 +1,20 @@
+#pragma once
+
+#include <pd/common.hpp>
+
+using UltraAlignment = PD::u32;
+enum UltraAlignment_ {
+  UltraAlignment_None = 0,
+  UltraAlignment_Top = 1 << 0,
+  UltraAlignment_Bot = 1 << 1,
+  UltraAlignment_Left = 1 << 2,
+  UltraAlignment_Right = 1 << 3,
+  UltraAlignment_CenterVertical = 1 << 4,
+  UltraAlignment_CenterHorizontal = 1 << 5,
+  UltraAlignment_TopLeft = UltraAlignment_Top | UltraAlignment_Left,
+  UltraAlignment_TopRight = UltraAlignment_Top | UltraAlignment_Right,
+  UltraAlignment_BotLeft = UltraAlignment_Bot | UltraAlignment_Left,
+  UltraAlignment_BotRight = UltraAlignment_Bot | UltraAlignment_Right,
+  UltraAlignment_Center =
+      UltraAlignment_CenterVertical | UltraAlignment_CenterHorizontal,
+};

include/pd/ultra/layout.hpp

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <pd/ultra/canvas.hpp>
+#include <pd/ultra/container.hpp>
+#include <pd/ultra/elems/element.hpp>
+
+namespace PD {
+namespace Ultra {
+class PD_API Layout : public Container {
+ public:
+  Layout() {}
+  ~Layout() {}
+
+  /**
+   * Set a fallback font if you dont want to explicitly set a font for every
+   * objectt individually
+   */
+  void SetFont(PD::Li::Font& font) { pFont = &font; }
+  void Render(PD::Li::Drawlist& list);
+
+ private:
+  PD::Li::Font* pFont = nullptr;
+};
+}  // namespace Ultra
+}  // namespace PD

source/common.cpp

@@ -0,0 +1,34 @@
+#include <iostream>
+#include <pd/common.hpp>
+
+namespace PD {
+constexpr const char* pColorNo = "\033[0m";
+constexpr const char* pColorYellow = "\033[33m";
+constexpr const char* pColorRed = "\033[31m";
+static LogLevel pFilter = LogLevel::Info;
+
+PD_API void LogFilter(LogLevel lvl) { pFilter = lvl; }
+
+PD_API void Log(const std::string& txt, LogLevel lvl) {
+  if ((int)lvl < (int)pFilter) return;
+  const char* clr = pColorNo;
+  const char* plvl = "INFO";
+  switch (lvl) {
+    case PD::LogLevel::None:
+    case PD::LogLevel::Info:
+      clr = pColorNo;
+      plvl = "INFO";
+      break;
+    case PD::LogLevel::Warning:
+      clr = pColorYellow;
+      plvl = "WARNING";
+      break;
+    case PD::LogLevel::Error:
+      clr = pColorRed;
+      plvl = "ERROR";
+      break;
+  }
+
+  std::cout << clr << "[PD][" << plvl << "] " << txt << pColorNo << std::endl;
+}
+}  // namespace PD

source/core/timetrace.cpp

@@ -22,15 +22,30 @@ SOFTWARE.
  */
 
 #include <pd/core/timetrace.hpp>
+#include <pd/drivers/os.hpp>
 
 namespace PD::TT {
+static TraceMap pTraces;
+
+PD_API TraceMap& GetTraceMap() { return pTraces; }
+
+PD_API TT::Res& GetTraceRef(const std::string& id) {
+  if (!pTraces.count(id)) {
+    pTraces[id] = TT::Res();
+    pTraces[id].SetID(id);
+  }
+  return pTraces[id];
+}
+
+PD_API bool TraceExist(const std::string& id) { return pTraces.count(id); }
+
 PD_API void Beg(const std::string& id) {
-  auto trace = os.GetTraceRef(id);
-  trace->SetStart(os.GetNanoTime());
+  auto& trace = GetTraceRef(id);
+  trace.SetStart(PD::Os::GetTimeNano());
 }
 
 PD_API void End(const std::string& id) {
-  auto trace = os.GetTraceRef(id);
-  trace->SetEnd(os.GetNanoTime());
+  auto& trace = GetTraceRef(id);
+  trace.SetEnd(PD::Os::GetTimeNano());
 }
 }  // namespace PD::TT

source/drivers/gfx.cpp

@@ -0,0 +1,52 @@
+#include <pd/drivers/gfx.hpp>
+#include <pd/lithium/formatters.hpp>
+
+namespace PD {
+PD_API std::unique_ptr<GfxDriver> Gfx::driver;
+
+PD_API GfxDriver::GfxDriver(std::string_view name) : DriverInterface(name) {}
+
+PD_API GfxDriver::~GfxDriver() {
+  if (pTextureRegestry.size()) {
+    PDERR("GfxDriver: {} is still holding {} texture{}!", GetName(),
+          pTextureRegestry.size(), (pTextureRegestry.size() == 1 ? "" : "s"));
+  }
+}
+
+PD_API void GfxDriver::SetViewPort(const ivec2& size) {
+  ViewPort = size;
+  Projection = Mat4::Ortho(0.f, ViewPort.x, ViewPort.y, 0.f, 1.f, -1.f);
+}
+
+PD_API void GfxDriver::SetViewPort(int x, int y) {
+  ViewPort.x = x;
+  ViewPort.y = y;
+  Projection = Mat4::Ortho(0.f, ViewPort.x, ViewPort.y, 0.f, 1.f, -1.f);
+}
+
+PD_API void GfxDriver::Reset() {
+  CountIndices = CurrentIndex;
+  CountVertices = CurrentVertex;
+  CurrentVertex = 0;
+  CurrentIndex = 0;
+  CountCommands = pCountCommands;
+  CountDrawcalls = pCountDrawcalls;
+  pCountCommands = 0;
+  pCountDrawcalls = 0;
+  SysReset();
+}
+
+PD_API void GfxDriver::RegisterTexture(const Li::Texture& tex) {
+  pTextureRegestry[tex.GetID()] = tex;
+}
+
+PD_API void GfxDriver::UnregisterTexture(const Li::Texture& tex) {
+  if (pTextureRegestry.count(tex.GetID())) {
+    pTextureRegestry.erase(pTextureRegestry.find(tex.GetID()));
+    PDLOG("GfxDriver: Texture {{ {} }} has been deleted!", tex);
+  } else {
+    PDWARN("GfxDriver: WARNING Texture {{ {} }} does not exist in regestry!",
+           tex);
+  }
+}
+}  // namespace PD

source/drivers/hid.cpp

@@ -0,0 +1,48 @@
+#include <pd/drivers/hid.hpp>
+
+namespace PD {
+PD_API std::unique_ptr<HidDriver> Hid::driver;
+
+PD_API HidDriver::HidDriver(std::string_view name) : DriverInterface(name) {}
+
+PD_API HidDriver::~HidDriver() {}
+
+PD_API bool HidDriver::IsEvent(Event e, HidInternal::GamepadKey keys) {
+  return pGamepadEvents[0][e] & keys;
+}
+
+PD_API bool HidDriver::IsEvent(Event e, HidInternal::Keyboard::Key keys) {
+  return pKeyboardEvents[0][e].Has(keys);
+}
+/**
+ * Todo: Keyboard support
+ */
+PD_API void HidDriver::SwapTab() {
+  auto tkd = pGamepadEvents[1][Event::Down];
+  auto tkh = pGamepadEvents[1][Event::Held];
+  auto tku = pGamepadEvents[1][Event::Up];
+  pGamepadEvents[1][Event::Down] = pGamepadEvents[0][Event::Down];
+  pGamepadEvents[1][Event::Held] = pGamepadEvents[0][Event::Held];
+  pGamepadEvents[1][Event::Up] = pGamepadEvents[0][Event::Up];
+  pGamepadEvents[0][Event::Down] = tkd;
+  pGamepadEvents[0][Event::Held] = tkh;
+  pGamepadEvents[0][Event::Up] = tku;
+}
+
+/**
+ * If this func has no verride, still clear the stats
+ * cause if they are empty this leads to a crash
+ */
+PD_API void HidDriver::Update() {
+  // Clear States
+  for (int i = 0; i < 2; i++) {
+    pGamepadEvents[i][Event::Down] = 0;
+    pGamepadEvents[i][Event::Held] = 0;
+    pGamepadEvents[i][Event::Up] = 0;
+    for (auto& it : pKeyboardEvents[i]) {
+      it.second = 0;  // ? why was this Event_Null
+    }
+  }
+  pMouse[1] = pMouse[0];  // cycle here
+}
+}  // namespace PD

source/drivers/os.cpp

@@ -1,7 +1,7 @@
 #include <pd/drivers/os.hpp>
 
 namespace PD {
-PD_API std::unique_ptr<OsDriver> Os::driver;
+PD_API std::unique_ptr<OsDriver> Os::driver = std::make_unique<OsDriver>();
 
 PD_API u64 OsDriver::GetTime() const {
   return std::chrono::duration_cast<std::chrono::milliseconds>(
@@ -10,7 +10,7 @@ PD_API u64 OsDriver::GetTime() const {
 }
 
 PD_API u64 OsDriver::GetTimeNano() const {
-  return std::chrono::duration_cast<std::chrono::milliseconds>(
+  return std::chrono::duration_cast<std::chrono::nanoseconds>(
              std::chrono::steady_clock::now().time_since_epoch())
       .count();
 }

source/image/convert.cpp

@@ -0,0 +1,82 @@
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/image/convert.hpp>
+
+namespace PD::ImgConvert {
+
+PD_API void RGB24toRGBA32(std::vector<u8>& out, const std::vector<u8>& in,
+                          const int& w, const int& h) {
+  // Converts RGB24 to RGBA32
+  for (int y = 0; y < h; y++) {
+    for (int x = 0; x < w; x++) {
+      int src = (y * w + x) * 3;
+      int dst = (y * w + x) * 4;
+      out[dst + 0] = in[src + 0];
+      out[dst + 1] = in[src + 1];
+      out[dst + 2] = in[src + 2];
+      out[dst + 3] = 255;
+    }
+  }
+}
+
+PD_API void RGB32toRGBA24(std::vector<u8>& out, const std::vector<u8>& in,
+                          const int& w, const int& h) {
+  // Converts RGB24 to RGBA32
+  for (int y = 0; y < h; y++) {
+    for (int x = 0; x < w; x++) {
+      int src = (y * w + x) * 4;
+      int dst = (y * w + x) * 3;
+      out[dst + 0] = in[src + 0];
+      out[dst + 1] = in[src + 1];
+      out[dst + 2] = in[src + 2];
+    }
+  }
+}
+
+PD_API void Reverse32(std::vector<u8>& buf, const int& w, const int& h) {
+  for (int x = 0; x < w; x++) {
+    for (int y = 0; y < h; y++) {
+      int i = y * w + x;
+      u8 t0 = buf[i + 0];
+      u8 t1 = buf[i + 1];
+      buf[i + 0] = buf[i + 3];
+      buf[i + 1] = buf[i + 2];
+      buf[i + 3] = t0;
+      buf[i + 2] = t1;
+    }
+  }
+}
+
+PD_API void ReverseBuf(std::vector<u8>& buf, size_t bpp, int w, int h) {
+  std::vector<u8> cpy = buf;
+  for (int x = 0; x < w; x++) {
+    for (int y = 0; y < h; y++) {
+      int pos = (y * w + x) * bpp;
+      for (size_t i = 0; i < bpp; i++) {
+        buf[pos + bpp - 1 - i] = cpy[pos + i];
+      }
+    }
+  }
+}
+}  // namespace PD::ImgConvert

source/image/image.cpp

@@ -0,0 +1,164 @@
+#include <pd/image/convert.hpp>
+#include <pd/image/image.hpp>
+
+#if defined(PD_INCLUDE_STB_IMAGE)
+#define STB_IMAGE_IMPLEMENTATION
+#endif
+#include <stb_image.h>
+
+namespace PD {
+PD_API Image::Image() {}
+
+PD_API Image::Image(const std::string& path) { Load(path); }
+
+PD_API Image::Image(const std::vector<u8>& buf) { Load(buf); }
+
+PD_API Image::Image(const std::vector<u8>& pixels, int w, int h, int bpp) {
+  Copy(pixels, w, h, bpp);
+}
+
+PD_API Image::~Image() {}
+
+PD_API void Image::Load(const u8* buf, size_t size) {
+  int w = 0, h = 0, c = 0;
+  u8* img = stbi_load_from_memory(buf, size, &w, &h, &c, 4);
+  if (c == 3) {
+    stbi_image_free(img);
+    img = stbi_load_from_memory(buf, size, &w, &h, &c, 3);
+    pFormat = Format::RGB;
+  }
+  pData.assign(img, img + (w * h * c));
+  pSize = ivec2(w, h);
+  stbi_image_free(img);
+}
+
+PD_API void Image::Load(const std::string& path) {
+  int w = 0, h = 0, c = 0;
+  u8* img = stbi_load(path.c_str(), &w, &h, &c, 4);
+  if (c == 3) {
+    stbi_image_free(img);
+    img = stbi_load(path.c_str(), &w, &h, &c, 3);
+    pFormat = Format::RGB;
+  }
+  pData.assign(img, img + (w * h * c));
+  pSize = ivec2(w, h);
+  stbi_image_free(img);
+}
+
+PD_API void Image::Load(const std::vector<u8>& buf) {
+  Load(buf.data(), buf.size());
+}
+
+PD_API void Image::Copy(const std::vector<u8>& pixels, int w, int h, int bpp) {
+  pData = pixels;
+  pSize = ivec2(w, h);
+  pFormat = GuessFmtFromBpp(bpp);
+}
+
+PD_API void Image::Convert(Format dst) {
+  if (pFormat == dst) {
+    return;
+  } else if (pFormat == Format::RGB && dst == Format::BGR) {
+    ImgConvert::ReverseBuf(pData, 3, pSize.x, pSize.y);
+    pFormat = Format::BGR;
+  } else if (pFormat == Format::RGB && dst == Format::RGBA) {
+    std::vector<PD::u8> cpy = pData;
+    pData.resize(pSize.x * pSize.y * 4);
+    ImgConvert::RGB24toRGBA32(pData, cpy, pSize.x, pSize.y);
+    pFormat = Format::RGBA;
+  } else if (pFormat == Format::RGBA && dst == Format::RGB) {
+    std::vector<PD::u8> cpy = pData;
+    pData.resize(pSize.x * pSize.y * 3);
+    ImgConvert::RGB32toRGBA24(pData, cpy, pSize.x, pSize.y);
+    pFormat = Format::RGB;
+  } else if (pFormat == Format::RGBA && dst == Format::BGRA) {
+    for (int i = 0; i < (pSize.x * pSize.y * 4); i += 4) {
+      u8 _tmp = pData[i + 0];
+      pData[i + 0] = pData[i + 2];
+      pData[i + 2] = _tmp;
+    }
+  } else if (pFormat == Format::RGBA && dst == Format::RGB565) {
+    Convert(Format::RGB);
+    Convert(Format::RGB565);
+  } else if (pFormat == Format::RGB && dst == Format::RGB565) {
+    auto f = [](u8 r, u8 g, u8 b) -> u16 {
+      u16 _r = (r >> 3);
+      u16 _g = (g >> 2);
+      u16 _b = (b >> 3);
+      return (_r << 11) | (_g << 5) | _b;
+    };
+    std::vector<PD::u8> cpy = pData;
+    pData.resize(pSize.x * pSize.y * 2);
+    for (int y = 0; y < pSize.x; y++) {
+      for (int x = 0; x < pSize.y; x++) {
+        int src = (y * pSize.x + x) * 3;
+        int dst = (y * pSize.x + x) * 2;
+        u16 new_px = f(cpy[src + 0], cpy[src + 1], cpy[src + 2]);
+        pData[dst + 0] = new_px >> 8;
+        pData[dst + 1] = new_px & 0xff;
+      }
+    }
+    pFormat = Format::RGB565;
+  }
+}
+
+PD_API int Image::Format2Bpp(Format fmt) {
+  switch (fmt) {
+    case Format::RGBA:
+    case Format::ABGR:
+    case Format::BGRA:
+      return 4;
+    case Format::BGR:
+    case Format::RGB:
+      return 3;
+    case Format::RGB565:
+      return 2;
+  }
+  return 0;
+}
+
+PD_API Image::Format Image::GuessFmtFromBpp(int bpp) {
+  /** Only return defaults here */
+  switch (bpp) {
+    case 4:
+      return Format::RGBA;
+    case 3:
+      return Format::RGB;
+    case 2:
+      return Format::RGB565;
+    default:
+      return Format::RGBA;
+  }
+}
+
+PD_API void Image::Flip(bool hz, bool vt) {
+  auto bpp = Format2Bpp(pFormat);
+  int rlen = pSize.x * bpp;  // calculate as less as possible
+  if (hz) {
+    for (int j = 0; j < pSize.y; j++) {
+      int roff = j * rlen;
+      for (int i = 0; i < pSize.x / 2; i++) {
+        int src = roff + (i * bpp);
+        int dst = roff + (pSize.x - 1 - i) * bpp;
+        for (int k = 0; k < bpp; k++) {
+          PD::u8 tmp = pData[dst + k];
+          pData[dst + k] = pData[src + k];
+          pData[src + k] = tmp;
+        }
+      }
+    }
+  }
+  if (vt) {
+    for (int j = 0; j < pSize.y / 2; j++) {
+      int rsrc = j * rlen;
+      int rdst = (pSize.y - 1 - j) * rlen;
+      for (int i = 0; i < rlen; i++) {  // swap the entire row
+        PD::u8 tmp = pData[rdst + i];
+        pData[rdst + i] = pData[rsrc + i];
+        pData[rsrc + i] = tmp;
+      }
+    }
+  }
+}
+
+}  // namespace PD

source/lithium/command.cpp

@@ -0,0 +1,87 @@
+#include <pd/drivers/gfx.hpp>
+#include <pd/lithium/command.hpp>
+#include <pd/lithium/pools.hpp>
+
+namespace PD {
+namespace Li {
+
+void Command::Reserve(size_t vtx, size_t idx) {
+  auto& vpool = GetVertexPool();
+  auto& ipool = GetIndexPool();
+  if (VertexCountMax == 0) {
+    FirstVertex = vpool.size();
+    vpool.Allocate(vtx);
+    VertexCountMax = vtx;
+  } else {
+    if (vpool.size() == FirstVertex + VertexCountMax) {
+      vpool.Allocate(vtx);
+      VertexCountMax += vtx;
+    } else {
+      size_t tmp = FirstVertex;
+      FirstVertex = vpool.size();
+      vpool.Allocate(VertexCountMax + vtx);
+      for (size_t i = 0; i < VertexCount; i++) {
+        vpool[FirstVertex + i] = vpool[tmp + i];
+      }
+      VertexCountMax += vtx;
+    }
+  }
+  if (IndexCountMax == 0) {
+    FirstIndex = ipool.size();
+    ipool.Allocate(idx);
+    IndexCountMax = idx;
+  } else {
+    if (ipool.size() == FirstIndex + IndexCountMax) {
+      ipool.Allocate(idx);
+      IndexCountMax += idx;
+    } else {
+      size_t tmp = FirstIndex;
+      FirstIndex = ipool.size();
+      ipool.Allocate(IndexCountMax + idx);
+      for (size_t i = 0; i < IndexCount; i++) {
+        ipool[FirstIndex + i] = ipool[tmp + i];
+      }
+      IndexCountMax += idx;
+    }
+  }
+}
+
+void Command::Reset() {
+  Layer = 0;
+  Tex = 0;
+  SDF = false;
+  FirstIndex = 0;
+  FirstVertex = 0;
+  IndexCount = 0;
+  VertexCount = 0;
+  VertexCountMax = 0;
+  IndexCountMax = 0;
+}
+
+Command& Command::Add(const Vertex& vtx) {
+  if (VertexCount < VertexCountMax) {
+    GetVertexPool()[FirstVertex + VertexCount++] = vtx;
+  }
+  return *this;
+}
+Command& Command::Add(u16 idx) {
+  if (IndexCount < IndexCountMax) {
+    GetIndexPool()[FirstIndex + IndexCount++] =
+        static_cast<u16>(VertexCount + idx);
+  }
+  return *this;
+}
+Command& Command::Add(u16 a, u16 b, u16 c) {
+  if (IndexCount + 3 <= IndexCountMax) {
+    auto& ip = GetIndexPool();
+    size_t idx = FirstIndex + IndexCount;
+    ip[idx + 0] = static_cast<u16>(VertexCount + a);
+    ip[idx + 1] = static_cast<u16>(VertexCount + b);
+    ip[idx + 2] = static_cast<u16>(VertexCount + c);
+    IndexCount += 3;
+  }
+  return *this;
+}
+
+}  // namespace Li
+}  // namespace PD

source/lithium/drawlist.cpp

@@ -0,0 +1,392 @@
+#include <algorithm>
+#include <iostream>
+#include <pd/drivers/gfx.hpp>
+#include <pd/lithium/drawlist.hpp>
+#include <pd/lithium/formatters.hpp>
+#include <pd/lithium/math.hpp>
+
+namespace PD {
+namespace Li {
+PD_API Drawlist::Drawlist() { Clear(); }
+
+PD_API Drawlist::~Drawlist() { Clear(); }
+
+PD_API void Drawlist::Merge(Drawlist& other) {
+  size_t start = pCommands.size();
+  pCommands.AppendMove(other.pCommands);
+  for (size_t i = start; i < pCommands.size(); i++) {
+    pCommands[i].Layer += this->pCurrentLayer;
+  }
+  other.Clear();
+}
+
+PD_API void Drawlist::Copy(Drawlist& other) {
+  int start = pCommands.size();
+  pCommands.AppendCopy(other.pCommands);
+  for (size_t i = start; i < pCommands.size(); i++) {
+    pCommands[i].Layer += this->pCurrentLayer;
+  }
+}
+
+PD_API void Drawlist::Optimize() {
+  if (pCommands.size() <= 1) return;
+  std::stable_sort(pCommands.begin(), pCommands.end(),
+                   [](const Command& a, const Command& b) {
+                     if (a.Layer != b.Layer) return a.Layer < b.Layer;
+                     if (a.SDF != b.SDF) return a.SDF < b.SDF;
+                     return a.Tex < b.Tex;
+                   });
+}
+
+PD_API void Drawlist::Clear() {
+  UnbindTexture();
+  pPath.ResetFast();
+  pCommands.NoReset();
+  pCurrentLayer = 0;
+}
+
+/** Command Allocation */
+PD_API Command& Drawlist::NewCommand() {
+  auto cmd = pCommands.Allocate(1);
+  cmd->Reset();
+  cmd->Layer = pCurrentLayer;
+  cmd->Tex = pCurrentTexture.GetID();
+  return *cmd;
+}
+
+PD_API void Drawlist::BindTexture(const Texture& tex) { pCurrentTexture = tex; }
+
+/** Path API */
+PD_API void Drawlist::PathStroke(const PD::Color& color, int t,
+                                 LiDrawFlags flags) {
+  DrawPolyLine(pPath, color, flags, t);
+  PathClear();
+}
+
+PD_API void Drawlist::PathFill(const PD::Color& color) {
+  DrawConvexPolyFilled(pPath, color);
+  PathClear();
+}
+
+PD_API void Drawlist::PathFillGradient(const PD::Color& a, const PD::Color& b,
+                                       float rad) {
+  DrawConvexPolyFilled(pPath, a, b, rad);
+  PathClear();
+}
+
+PD_API void Drawlist::PathArcToN(const fvec2& c, float r, float amin,
+                                 float amax, int s) {
+  // Path.push_back(c);
+  PathReserve(s + 1);
+  for (int i = 0; i < s; i++) {
+    float a = amin + ((float)i / (float)s) * (amax - amin);
+    PathAdd(vec2(c.x + std::cos(a) * r, c.y + std::sin(a) * r));
+  }
+}
+
+PD_API void Drawlist::PathFastArcToN(const fvec2& c, float r, float amin,
+                                     float amax, int s) {
+  /**
+   * Funcion with less division overhead
+   * Usefull for stuff where a lot of calculations are required
+   */
+  float d = (amax - amin) / s;
+  PathReserve(s + 1);
+  for (int i = 0; i <= s; i++) {
+    float a = amin + i * d;
+    PathAdd(fvec2(c.x + std::cos(a) * r, c.y + std::sin(a) * r));
+  }
+}
+
+PD_API void Drawlist::PathRect(const fvec2& tl, const fvec2& br,
+                               float rounding) {
+  if (rounding == 0.f) {
+    PathAdd(tl);
+    PathAdd(vec2(br.x, tl.y));
+    PathAdd(br);
+    PathAdd(vec2(tl.x, br.y));
+  } else {
+    float r = std::min({rounding, (br.x - tl.x) * 0.5f, (br.y - tl.y) * 0.5f});
+    /** Calculate Optimal segment count automatically */
+    float corner = M_PI * 0.5f;
+    int segments = std::max(3, int(std::ceil(corner / (6.0f * M_PI / 180.0f))));
+
+    /**
+     * To Correctly render filled shapes with Paths API
+     * The Commands need to be setup clockwise
+     */
+    /** Top Left */
+    PathAdd(vec2(tl.x + r, tl.y));
+    PathFastArcToN(vec2(br.x - r, tl.y + r), r, -M_PI / 2.0f, 0.0f, segments);
+    /** Top Right */
+    PathAdd(vec2(br.x, br.y - r));
+    PathFastArcToN(vec2(br.x - r, br.y - r), r, 0.0f, M_PI / 2.0f, segments);
+    /** Bottom Right */
+    PathAdd(vec2(tl.x + r, br.y));
+    PathFastArcToN(vec2(tl.x + r, br.y - r), r, M_PI / 2.0f, M_PI, segments);
+    /** Bottom Left */
+    PathAdd(vec2(tl.x, tl.y + r));
+    PathFastArcToN(vec2(tl.x + r, tl.y + r), r, M_PI, 3.0f * M_PI / 2.0f,
+                   segments);
+  }
+}
+
+PD_API void Drawlist::PathRectEx(const fvec2& tl, const fvec2& br,
+                                 float rounding, LiPathRectFlags flags) {
+  if (rounding == 0.f) {
+    PathAdd(tl);
+    PathAdd(vec2(br.x, tl.y));
+    PathAdd(br);
+    PathAdd(vec2(tl.x, br.y));
+  } else {
+    float r = std::min({rounding, (br.x - tl.x) * 0.5f, (br.y - tl.y) * 0.5f});
+    /** Calculate Optimal segment count automatically */
+    float corner = M_PI * 0.5f;
+    int segments = std::max(3, int(std::ceil(corner / (6.0f * M_PI / 180.0f))));
+
+    /**
+     * To Correctly render filled shapes with Paths API
+     * The Commands need to be setup clockwise
+     */
+    /** Top Left */
+    if (flags & LiPathRectFlags_KeepTopLeft) {
+      PathAdd(tl);
+    } else {
+      PathAdd(vec2(tl.x + r, tl.y));
+      PathFastArcToN(vec2(br.x - r, tl.y + r), r, -M_PI / 2.0f, 0.0f, segments);
+    }
+
+    /** Top Right */
+    if (flags & LiPathRectFlags_KeepTopRight) {
+      PathAdd(vec2(br.x, tl.y));
+    } else {
+      PathAdd(vec2(br.x, br.y - r));
+      PathFastArcToN(vec2(br.x - r, br.y - r), r, 0.0f, M_PI / 2.0f, segments);
+    }
+    /** Bottom Right */
+    if (flags & LiPathRectFlags_KeepBotRight) {
+      PathAdd(br);
+    } else {
+      PathAdd(vec2(tl.x + r, br.y));
+      PathFastArcToN(vec2(tl.x + r, br.y - r), r, M_PI / 2.0f, M_PI, segments);
+    }
+    /** Bottom Left */
+    if (flags & LiPathRectFlags_KeepBotLeft) {
+      PathAdd(vec2(tl.x, br.y));
+    } else {
+      PathAdd(vec2(tl.x, tl.y + r));
+      PathFastArcToN(vec2(tl.x + r, tl.y + r), r, M_PI, 3.0f * M_PI / 2.0f,
+                     segments);
+    }
+  }
+}
+
+/** Drawing functions */
+PD_API void Drawlist::DrawRect(const fvec2& pos, const fvec2& size,
+                               const PD::Color& color, int t) {
+  PathRect(pos, pos + size);
+  PathStroke(color, t, LiDrawFlags_Close);
+}
+
+PD_API void Drawlist::DrawRectFilled(const fvec2& pos, const fvec2& size,
+                                     const PD::Color& color) {
+  PathRect(pos, pos + size);
+  PathFill(color);
+}
+
+PD_API void Drawlist::DrawTriangle(const fvec2& a, const fvec2& b,
+                                   const fvec2& c, const PD::Color& color,
+                                   int t) {
+  PathAdd(a);
+  PathAdd(b);
+  PathAdd(c);
+  PathStroke(color, t, LiDrawFlags_Close);
+}
+
+PD_API void Drawlist::DrawTriangleFilled(const fvec2& a, const fvec2& b,
+                                         const fvec2& c,
+                                         const PD::Color& color) {
+  PathAdd(a);
+  PathAdd(b);
+  PathAdd(c);
+  PathFill(color);
+}
+
+PD_API void Drawlist::DrawCircle(const fvec2& center, float rad,
+                                 const PD::Color& color, int num_segments,
+                                 int t) {
+  if (num_segments <= 0) {
+    // Auto Segment
+  } else {
+    float am = (M_PI * 2.0f) * ((float)num_segments) / (float)num_segments;
+    PathArcToN(center, rad, 0.f, am, num_segments);
+  }
+  UnbindTexture();  // Only Solid Color Supported
+  PathStroke(color, t, LiDrawFlags_Close);
+}
+
+PD_API void Drawlist::DrawCircleFilled(const fvec2& center, float rad,
+                                       const PD::Color& color,
+                                       int num_segments) {
+  if (num_segments <= 0) {
+    // Auto Segment
+  } else {
+    float am = (M_PI * 2.0f) * ((float)num_segments) / (float)num_segments;
+    PathArcToN(center, rad, 0.f, am, num_segments);
+  }
+  PathFill(color);
+}
+
+PD_API void Drawlist::DrawText(const fvec2& p, const char* text,
+                               const PD::Color& color) {
+  if (!pFont) return;
+  pFont->CmdTextEx(*this, p, color, pFontScale, text);
+}
+
+PD_API void Drawlist::DrawTextEx(const fvec2& p, const char* text,
+                                 const PD::Color& color, LiTextFlags flags,
+                                 const fvec2& box) {
+  if (!pFont) return;
+  pFont->CmdTextEx(*this, p, color, pFontScale, text, flags, box);
+}
+
+PD_API void Drawlist::DrawLine(const fvec2& a, const fvec2& b,
+                               const PD::Color& color, int thickness) {
+  this->PathAdd(a);
+  this->PathAdd(b);
+  this->PathStroke(color, thickness);
+}
+
+PD_API void Drawlist::DrawPolyLine(const Pool<fvec2>& points,
+                                   const PD::Color& color, LiDrawFlags flags,
+                                   int t) {
+  if (points.size() < 2) {
+    return;
+  }
+  UnbindTexture();
+  auto& cmd = NewCommand();
+  bool close = (flags & LiDrawFlags_Close);
+  int num_points = close ? (int)points.size() : (int)points.size() - 1;
+  if (flags & LiDrawFlags_AA) {
+    // TODO: Find a way to draw less garbage looking lines
+  } else {
+    // Non antialiased lines look awful when rendering with thickness != 1
+    for (int i = 0; i < num_points; i++) {
+      int j = (i + 1) == (int)points.size() ? 0 : (i + 1);
+      auto line = Math::PrimLine(points[i], points[j], t);
+      this->PrimQuad(cmd, line, vec4(0.f, 1.f, 1.f, 0.f), color);
+    }
+  }
+}
+
+PD_API void Drawlist::DrawConvexPolyFilled(const Pool<fvec2>& points,
+                                           const PD::Color& color) {
+  if (points.size() < 3) {
+    return;  // Need at least three points
+  }
+
+  // Support for Custom Textures (UV calculation)
+  float minX = points[0].x, minY = points[0].y;
+  float maxX = minX, maxY = minY;
+  // Check for the max and min Positions
+  for (const auto& it : points) {
+    if (it.x < minX) minX = it.x;
+    if (it.y < minY) minY = it.y;
+    if (it.x > maxX) maxX = it.x;
+    if (it.y > maxY) maxY = it.y;
+  }
+  // Get Short defines for UV
+  // (Bottom Right is not required)
+  auto uv_tl = pCurrentTexture.GetUV().TopLeft();
+  auto uv_tr = pCurrentTexture.GetUV().TopRight();
+  auto uv_bl = pCurrentTexture.GetUV().BotLeft();
+
+  auto& cmd = NewCommand();
+  cmd.Reserve(points.size(), (points.size() - 2) * 3);
+  // Render
+  for (int i = 2; i < (int)points.size(); i++) {
+    cmd.Add(0, i, i - 1);
+  }
+
+  for (int i = 0; i < (int)points.size(); i++) {
+    // Calculate U and V coords
+    float u =
+        uv_tl.x + ((points[i].x - minX) / (maxX - minX)) * (uv_tr.x - uv_tl.x);
+    float v =
+        uv_tl.y + ((points[i].y - minY) / (maxY - minY)) * (uv_bl.y - uv_tl.y);
+    cmd.Add(Vertex(points[i], fvec2(u, v), color));
+  }
+}
+
+PD_API void Drawlist::DrawConvexPolyFilled(const Pool<fvec2>& points,
+                                           const PD::Color& a,
+                                           const PD::Color b, float rad) {
+  if (points.size() < 3) {
+    return;  // Need at least three points
+  }
+
+  fvec2 dir = fvec2(std::cos(rad), std::sin(rad));
+  // Support for Custom Textures (UV calculation)
+  float minX = points[0].x, minY = points[0].y;
+  float maxX = minX, maxY = minY;
+  // Check for the max and min Positions
+  for (const auto& it : points) {
+    if (it.x < minX) minX = it.x;
+    if (it.y < minY) minY = it.y;
+    if (it.x > maxX) maxX = it.x;
+    if (it.y > maxY) maxY = it.y;
+  }
+  // Get Short defines for UV
+  // (Bottom Right is not required)
+  auto uv_tl = pCurrentTexture.GetUV().TopLeft();
+  auto uv_tr = pCurrentTexture.GetUV().TopRight();
+  auto uv_bl = pCurrentTexture.GetUV().BotLeft();
+
+  // Gradient
+  float tmin = std::numeric_limits<float>::max();
+  float tmax = std::numeric_limits<float>::lowest();
+  for (const auto& p : points) {
+    float t = p.x * dir.x + p.y * dir.y;
+    if (t < tmin) tmin = t;
+    if (t > tmax) tmax = t;
+  }
+  // potential div0
+  float irange = (tmax != tmin) ? (1.0f / (tmax - tmin)) : 0.0f;
+  // Command building (oder so)
+  auto& cmd = NewCommand();
+  cmd.Reserve(points.size(), (points.size() - 2) * 3);
+  // Render
+  for (int i = 2; i < (int)points.size(); i++) {
+    cmd.Add(0, i, i - 1);
+  }
+  // Why was this for loop not used in normal Convex Poly filled???
+  for (auto& it : points) {
+    // Calculate U and V coords
+    float u = uv_tl.x + ((it.x - minX) / (maxX - minX)) * (uv_tr.x - uv_tl.x);
+    float v = uv_tl.y + ((it.y - minY) / (maxY - minY)) * (uv_bl.y - uv_tl.y);
+    float t = it.x * dir.x + it.y * dir.y;
+    cmd.Add(Vertex(it, fvec2(u, v), PD::Color(a).Lerp(b, (t - tmin) * irange)));
+  }
+}
+
+PD_API void Drawlist::PrimQuad(Command& cmd, const Rect& quad, const Rect& uv,
+                               const PD::Color& color) {
+  cmd.Reserve(4, 6);
+  cmd.Add(2, 1, 0);
+  cmd.Add(3, 2, 0);
+  cmd.Add(Vertex(quad.TopLeft(), uv.TopLeft(), color));
+  cmd.Add(Vertex(quad.TopRight(), uv.TopRight(), color));
+  cmd.Add(Vertex(quad.BotRight(), uv.BotRight(), color));
+  cmd.Add(Vertex(quad.BotLeft(), uv.BotLeft(), color));
+}
+
+PD_API void Drawlist::PrimTriangle(Command& cmd, const fvec2& a, const fvec2& b,
+                                   const fvec2& c, const PD::Color& color) {
+  cmd.Reserve(3, 3);
+  cmd.Add(2, 1, 0);
+  cmd.Add(Vertex(a, vec2(0.f, 1.f), color));
+  cmd.Add(Vertex(b, vec2(1.f, 1.f), color));
+  cmd.Add(Vertex(c, vec2(1.f, 0.f), color));
+}
+}  // namespace Li
+}  // namespace PD

source/lithium/font.cpp

@@ -0,0 +1,349 @@
+#include <pd/core/core.hpp>
+#include <pd/drivers/gfx.hpp>
+#include <pd/lithium/drawlist.hpp>
+#include <pd/lithium/font.hpp>
+#include <pd/lithium/math.hpp>
+
+#define STB_TRUETYPE_IMPLEMENTATION
+#include <stb_truetype.h>
+
+#include <map>
+#include <utility>
+
+namespace PD {
+namespace Li {
+PD_API void Font::LoadTTF(const std::string& path, int px_height,
+                          LiFontFlags flags) {
+  /**
+   * Just use LoadFile2Mem which looks way cleaner
+   * and helps not having the font loading code twice
+   * when adding LoadTTF with mem support
+   */
+  PDLOG("Font: Loading {}...", path);
+  TT::Scope st("LI_LoadTTF_" + path);
+  auto font = PD::IO::LoadFile2Mem(path);
+  PDLOG("Font Size: {}", PD::Strings::FormatBytes(font.size()));
+  LoadTTF(font, px_height, flags);
+}
+
+PD_API void Font::LoadTTF(const std::vector<u8>& data, int px_height,
+                          LiFontFlags flags) {
+  /**
+   * Some additional Info:
+   * Removed the stbtt get bitmapbox as we dont need to place
+   * the glyps nicely in the tex. next step would be using the free
+   * space on the y axis to get mor glyphs inside
+   */
+  pFlags = flags;
+  PixelHeight = px_height;
+  int texszs = PD::Bits::GetPow2(px_height * 16);
+  if (texszs > 1024) {
+    texszs = 1024;  // Max size
+  }
+
+  stbtt_fontinfo inf;
+  if (!stbtt_InitFont(&inf, data.data(), 0)) {
+    return;
+  }
+
+  float scale = stbtt_ScaleForPixelHeight(&inf, PixelHeight);
+
+  int ascent, descent, lineGap;
+  stbtt_GetFontVMetrics(&inf, &ascent, &descent, &lineGap);
+  int baseline = static_cast<int>(ascent * scale);
+
+  float mono_advance = 0.f;
+  if (IsMonospace()) {
+    int a, l;
+    int rgi = stbtt_FindGlyphIndex(&inf, 'W');
+    if (rgi == 0) rgi = stbtt_FindGlyphIndex(&inf, '0');
+    if (rgi != 0) {
+      stbtt_GetGlyphHMetrics(&inf, rgi, &a, &l);
+      mono_advance = a * scale;
+    }
+  }
+
+  // Cache to not render same codepoint tex twice
+  std::map<u32, int> buf_cache;
+
+  std::vector<u8> font_tex(texszs * texszs, 0);
+  fvec2 off;
+
+  bool empty = true;
+
+  std::vector<std::pair<u32, u32>> ranges = {
+      {0x0020, 0x007E},  // ASCII
+      {0x00A0, 0x00FF},  // LATIN-1
+  };
+
+  for (auto& it : ranges) {
+    for (u32 ii = it.first; ii <= it.second; ii++) {
+      int gi = stbtt_FindGlyphIndex(&inf, ii);
+      if (gi == 0) continue;
+
+      int advance, lsb;
+      stbtt_GetGlyphHMetrics(&inf, gi, &advance, &lsb);
+      float sadvance = advance * scale;
+      float final_advance = sadvance;
+      float center_offset = 0.f;
+
+      if (IsMonospace() && mono_advance > 0.f) {
+        final_advance = mono_advance;
+        center_offset = (mono_advance - sadvance) * 0.5f;
+      }
+
+      if (stbtt_IsGlyphEmpty(&inf, gi)) {
+        Codepoint c;
+        c.AdvanceX = final_advance;
+        c.Size = fvec2(0.f);
+        c.pCodepoint = ii;
+        c.pInvalid = false;
+        CodeMap[ii] = c;
+        continue;
+      }
+
+      int w = 0, h = 0, xo = 0, yo = 0;
+      unsigned char* bitmap = nullptr;
+      if (IsSDF()) {
+        bitmap = stbtt_GetCodepointSDF(&inf, scale, ii, 5, 128, 255.f / 5.f, &w,
+                                       &h, &xo, &yo);
+      } else {
+        bitmap =
+            stbtt_GetCodepointBitmap(&inf, scale, scale, ii, &w, &h, &xo, &yo);
+      }
+      if (!bitmap || w <= 0 || h <= 0) {
+        if (bitmap) free(bitmap);
+        continue;
+      }
+
+      u32 hashed_map =
+          IO::HashMemory(std::vector<u8>(bitmap, bitmap + (w * h)));
+      if (buf_cache.find(hashed_map) != buf_cache.end()) {
+        Codepoint c = GetCodepoint(buf_cache[hashed_map]);
+        c.pCodepoint = ii;
+        CodeMap[ii] = c;
+        free(bitmap);
+        continue;
+      } else {
+        buf_cache[hashed_map] = ii;
+      }
+
+      // Next row
+      if (off.x + w > texszs) {
+        off.y += PixelHeight;
+        off.x = 0.0f;
+      }
+      // Bake cause we go out of the tex
+      if (off.y + PixelHeight > texszs) {
+        BakeAndPush(false, font_tex, texszs);
+        off = 0;
+        std::fill(font_tex.begin(), font_tex.end(), 0);
+        empty = true;
+      }
+
+      // UVs & Codepoint
+      Codepoint c;
+      fvec4 uvs;
+      // cast the ints to floats and not the floats...
+      // dont know where my mind was when creating the code
+      uvs.x = off.x / static_cast<float>(texszs);
+      uvs.y = off.y / static_cast<float>(texszs);
+      uvs.z = (off.x + w) / static_cast<float>(texszs);
+      uvs.w = (off.y + h) / static_cast<float>(texszs);
+      // Flip if needed
+      if (PD::Gfx::GetFlags() & PDGfxBackendFlags_FlipUV_Y) {
+        uvs.y = 1.f - uvs.y;
+        uvs.w = 1.f - uvs.w;
+      }
+      c.SimpleUV = uvs;
+      c.Tex = pCurrentTex;
+      c.Size = fvec2(w, h);
+      c.Offset = fvec2(xo + center_offset, baseline + yo);
+      c.AdvanceX = final_advance;
+      c.pCodepoint = ii;
+
+      for (int y = 0; y < h; ++y) {
+        for (int x = 0; x < w; ++x) {
+          int map_pos = ((static_cast<int>(off.y) + y) * texszs +
+                         (static_cast<int>(off.x) + x));
+          font_tex[map_pos] = bitmap[x + y * w];
+        }
+      }
+
+      empty = false;
+      CodeMap[ii] = c;
+      free(bitmap);
+
+      // offset by 1 (prevents visual glitches i had)
+      off.x += w + 1;
+    }
+  }
+
+  if (!empty) {
+    BakeAndPush(true, font_tex, texszs);
+  }
+
+  for (u32 i = 0; i < 128; i++) {
+    auto r = CodeMap.find(i);
+    if (r == CodeMap.end()) {
+      static Codepoint invalid;
+      invalid.pInvalid = true;
+      pAsciiCache[i] = invalid;
+    } else {
+      pAsciiCache[i] = CodeMap[i];
+    }
+  }
+}
+
+PD_API void Font::LoadDefaultFont(int id, int pixel_height) {}
+
+PD_API Font::Codepoint& Font::GetCodepoint(u32 c) {
+  if (c < 128) {
+    // Direct Access (~11% improvement)
+    return pAsciiCache[c];
+  }
+  // Check if codepoijt exist or return a static invalid one
+  auto res = CodeMap.find(c);
+  if (res == CodeMap.end()) {
+    static Codepoint invalid;
+    invalid.pInvalid = true;
+    return invalid;
+  }
+  return res->second;
+}
+
+PD_API fvec2 Font::GetTextBounds(const char* text, float scale) {
+  // Create a temp position and offset as [0, 0]
+  fvec2 res;
+  float x = 0;
+  // Curent Font Scale
+  float cfs = (DefaultPixelHeight * scale) / (float)PixelHeight;
+  float lh = (float)PixelHeight * cfs;
+  U8Iterator it(text);
+  u32 c;
+  while (it.Decode32(c)) {
+    auto cp = GetCodepoint(c);
+    if ((cp.pInvalid && c != L'\n' && c != L'\t' && c != L' ') && c != L'\r')
+      continue;
+    if (c == L'\n') {
+      res.y += lh;
+      res.x = std::max(res.x, x);
+      x = 0.f;
+      continue;
+    }
+    if (c == L'\t') {
+      x += (cp.AdvanceX > 0 ? cp.AdvanceX : 16.f) * 4.f * cfs;
+      continue;
+    }
+    x += cp.AdvanceX * cfs;
+  }
+  res.x = std::max(res.x, x);
+  res.y += lh;
+  return res;
+}
+
+PD_API void PrimTextQuad(Command& cmd, float x, float y, float w, float h,
+                         const fvec4& uv, const PD::Color& color) {
+  cmd.Reserve(4, 6);
+  cmd.Add(2, 1, 0);
+  cmd.Add(3, 2, 0);
+  cmd.Add(Vertex(x, y, uv.x, uv.y, color));
+  cmd.Add(Vertex(x + w, y, uv.z, uv.y, color));
+  cmd.Add(Vertex(x + w, y + h, uv.z, uv.w, color));
+  cmd.Add(Vertex(x, y + h, uv.x, uv.w, color));
+}
+
+PD_API void Font::CmdTextEx(Drawlist& dl, const fvec2& pos, u32 color,
+                            float scale, const char* text, LiTextFlags flags,
+                            const fvec2& box) {
+  fvec2 off;
+  float cfs = (DefaultPixelHeight * scale) / (float)PixelHeight;
+  float lh = (float)PixelHeight * cfs;
+  fvec2 td;
+  fvec2 rpos = pos;
+  fvec2 rbox = box;
+
+  if (flags & (LiTextFlags_AlignMid | LiTextFlags_AlignRight)) {
+    td = GetTextBounds(text, scale);
+  }
+  if (flags & LiTextFlags_AlignMid) rpos = rbox * 0.5 - td * 0.5 + pos;
+  if (flags & LiTextFlags_AlignRight) rpos.x -= td.x;
+
+  U8Iterator it(text);
+  u32 c;
+  Command* cmd = dl.HasCommands() ? &dl.GetLastCommand() : nullptr;
+  while (it.Decode32(c)) {
+    auto cp = GetCodepoint(c);
+    if ((cp.pInvalid && c != L'\n' && c != L'\t' && c != L' ') && c != L'\r')
+      continue;
+
+    if (c == L'\n') {
+      off.y += lh;
+      off.x = 0.f;
+      continue;
+    }
+    if (c == L'\t') {
+      off.x += (cp.AdvanceX > 0 ? cp.AdvanceX : 16.f) * 4.f * cfs;
+      continue;
+    }
+
+    if (cp.Size.x > 0 && cp.Size.y > 0) {
+      if (cmd == nullptr || cmd->Tex != Textures[cp.Tex] ||
+          cmd->Layer != dl.GetLayer()) {
+        if (cp.Tex >= Textures.size()) continue;
+        cmd = &dl.NewCommand();
+        cmd->Tex = Textures[cp.Tex];
+        cmd->SDF = IsSDF();
+      }
+
+      // calculating once and using PrimTextQuad to directly push
+      // saves ~42% on raw multiline text draw time 6.3 -> 3.7 ms
+      // and ~25% on the whole frametime 20.3 -> 15.2 ms
+      // tested with Craftus-Next 0.8.0 commit:
+      // 33298ccc276bf996d341710e69ecf05f99c57961
+      float cx = rpos.x + off.x + (cp.Offset.x * cfs);
+      float cy = rpos.y + off.y + (cp.Offset.y * cfs);
+      float cw = cp.Size.x * cfs;
+      float ch = cp.Size.y * cfs;
+
+      if (flags & LiTextFlags_Shaddow) {
+        PrimTextQuad(*cmd, cx + 1.f, cy + 1.f, cw, ch, cp.SimpleUV, 0xff111111);
+      }
+      PrimTextQuad(*cmd, cx, cy, cw, ch, cp.SimpleUV, color);
+    }
+    off.x += cp.AdvanceX * cfs;
+  }
+}
+
+PD_API void Font::CleanupTMS() {}
+
+PD_API void Font::BakeAndPush(bool final, std::vector<u8>& font_tex,
+                              int texszs) {
+  auto t = PD::Gfx::LoadTexture(font_tex, texszs, texszs, TextureFormat::A8);
+  PDLOG("Font: Texture backed as 0x{:X} at {}", t.GetID(), pCurrentTex);
+  Textures.push_back(t.GetID());
+  pCurrentTex = Textures.size();
+}
+
+PD_API std::string Font::pWrapText(const std::string& txt, float scale,
+                                   const PD::fvec2& max, PD::fvec2& dim) {
+  return "";
+}
+
+PD_API std::string Font::pShortText(const std::string& txt, float scale,
+                                    const PD::fvec2& max, PD::fvec2& dim) {
+  return "";
+}
+
+PD_API void Font::Delete() {
+  for (auto& it : Textures) {
+    // Creating a tmp fake Li tex for deletion
+    PD::Gfx::DeleteTexture(PD::Li::Texture(it, 0));
+  }
+  pCurrentTex = 0;
+  PixelHeight = 0;
+  pTMS.clear();
+  CodeMap.clear();
+}
+}  // namespace Li
+}  // namespace PD

source/lithium/math.cpp

@@ -0,0 +1,71 @@
+#include <pd/lithium/math.hpp>
+
+namespace PD {
+namespace Li {
+namespace Math {
+PD_API bool InBounds(const fvec2& pos, const fvec2& size, const fvec4& rect) {
+  return (pos.x + size.x >= rect.x && pos.y + size.y >= rect.y &&
+          pos.x <= rect.z && pos.y <= rect.w);
+}
+
+PD_API bool InBounds(const fvec2& pos, const fvec4& rect) {
+  return (pos.x > rect.x && pos.x < rect.x + rect.z && pos.y > rect.y &&
+          pos.y < rect.y + rect.w);
+}
+
+PD_API bool InBounds(const fvec2& a, const fvec2& b, const fvec2& c,
+                     const fvec4& rect) {
+  return ((a.x < rect.z && b.x < rect.z && c.x < rect.z) ||
+          (a.y < rect.w && b.y < rect.w && c.y < rect.w) ||
+          (a.x > 0 && b.x > 0 && c.x > 0) || (a.y > 0 && b.y > 0 && c.y > 0));
+}
+
+PD_API bool InSpace(const PD::fvec2& pos, const Rect& rect) {
+  return (pos.x > rect.Top.x && pos.x < rect.Top.z && pos.y > rect.Top.y &&
+          pos.y < rect.Bot.y);
+}
+
+PD_API void RotateCorner(fvec2& pos, float sinus, float cosinus) {
+  float x = pos.x * cosinus - pos.y * sinus;
+  float y = pos.y * cosinus - pos.x * sinus;
+  pos = fvec2(x, y);
+}
+
+PD_API Rect PrimRect(const fvec2& pos, const fvec2& size, float a) {
+  fvec2 c = size * 0.5f;  // Center
+  fvec2 corner[4] = {
+      fvec2(-c.x, -c.y),
+      fvec2(-c.x + size.x, -c.y),
+      fvec2(-c.x, -c.y + size.y),
+      fvec2(-c.x + size.x, -c.y + size.y),
+  };
+
+  // Only rotate if required
+  if (a != 0.f) {
+    float s = std::sin(a);
+    float co = std::cos(a);
+    for (int i = 0; i < 4; i++) {
+      RotateCorner(corner[i], s, co);
+    }
+  }
+
+  // Return Result
+  return Rect(corner[0] + pos + c, corner[1] + pos + c, corner[2] + pos + c,
+              corner[3] + pos + c);
+}
+
+PD_API Rect PrimLine(const fvec2& a, const fvec2& b, int t) {
+  // Using the vec maths api makes the code as short as it is
+  vec2 dir = a - b;
+  float len = dir.Len();
+  if (len == 0.0f) return Rect();
+  vec2 unit_dir = dir / len;
+  vec2 perpendicular(-unit_dir.y, unit_dir.x);
+  vec2 off = perpendicular * ((float)t * 0.5f);
+
+  return Rect(a + off, b + off, a - off, b - off);
+}
+
+}  // namespace Math
+}  // namespace Li
+}  // namespace PD

source/lithium/pools.cpp

@@ -0,0 +1,16 @@
+#include <pd/lithium/pools.hpp>
+
+namespace PD {
+namespace Li {
+static PD::Pool<Vertex> gVertexPool;
+static PD::Pool<u16> gIndexPool;
+
+PD_API PD::Pool<Vertex>& GetVertexPool() { return gVertexPool; }
+PD_API PD::Pool<u16>& GetIndexPool() { return gIndexPool; }
+
+PD_API void ResetPools() {
+  gVertexPool.NoReset();
+  gIndexPool.NoReset();
+}
+}  // namespace Li
+}  // namespace PD

source/ui7/container/button.cpp

@@ -0,0 +1,66 @@
+/*
+MIT License
+Copyright (c) 2024 - 2026 René Amthor (tobid7)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+
+#include <pd/ui7/container/button.hpp>
+
+namespace PD {
+namespace UI7 {
+PD_API void Button::HandleInput() {
+  /// Ensure to only check input once
+  if (inp_done) {
+    return;
+  }
+  /// Ensure it gets sed to false and stays if not pressed
+  pressed = false;
+  color = UI7Color_Button;
+  // Assert(screen.get(), "Screen is not set up!");
+  // if (screen->ScreenType() == Screen::Bottom) {
+  if (io->InputHandler.DragObject(this->GetID(), fvec4(FinalPos(), size))) {
+    if (io->InputHandler.DragReleased) {
+      color = UI7Color_ButtonActive;
+      pressed = true;
+    } else {
+      color = UI7Color_ButtonHovered;
+    }
+  }
+  //}
+  inp_done = true;
+}
+PD_API void Button::Draw() {
+  // Assert(io.get() && list.get(), "Did you run Container::Init correctly?");
+  // io->Ren->OnScreen(screen);
+  list->SetFont(GetFont());
+  list->PathRect(FinalPos(), FinalPos() + size, io->FrameRounding);
+  list->PathFill(io->Theme.Get(color));
+  list->LayerUp();
+  list->DrawText(FinalPos() + size * 0.5 - tdim * 0.5, label.c_str(),
+                 io->Theme.Get(UI7Color_Text));
+  list->LayerDown();
+}
+
+PD_API void Button::Update() {
+  // Assert(io.get(), "Did you run Container::Init correctly?");
+  this->SetSize(tdim + io->FramePadding);
+}
+}  // namespace UI7
+}  // namespace PD