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

Scrolling was hardcoded to 3ds sCrEeNhEiGhT wTh

CMakeLists.txt

@@ -52,6 +52,7 @@ set(PD_SOURCES
     source/lithium/drawlist.cpp
     source/lithium/font.cpp
     source/lithium/math.cpp
+    source/lithium/pools.cpp
 
     # UI7
     source/ui7/io.cpp

backends/CMakeLists.txt

@@ -9,6 +9,7 @@ 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)
@@ -21,6 +22,7 @@ if(${CMAKE_SYSTEM_NAME} STREQUAL "Nintendo3DS")
     set(PD_ENABLE_CITRO3D ON)
     set(PD_ENABLE_HID_GLFW OFF)
     set(PD_ENABLE_HID_NX OFF)
+    set(PD_ENABLE_HID3DS ON)
 elseif(${CMAKE_SYSTEM_NAME} STREQUAL "NintendoSwitch")
     set(PD_ENABLE_OPENGL2 OFF)
     set(PD_ENABLE_OPENGL3 ON)
@@ -36,6 +38,7 @@ add_library(pd-system STATIC
     ${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
 )
@@ -64,6 +67,7 @@ target_compile_definitions(pd-system
     $<$<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

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/pdsystem

@@ -7,4 +7,5 @@
 #include <pd_system/gfx_opengl3.hpp>
 
 // Hid
+#include <pd_system/hid_3ds.hpp>
 #include <pd_system/hid_glfw.hpp>

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

@@ -65,7 +65,7 @@ HidGlfw::HidGlfw(GLFWwindow* win) : HidDriver("HidGlfw") {
   }
 }
 
-HidGlfw::~HidGlfw() {}
+HidGlfw::~HidGlfw() { delete impl; }
 
 void HidGlfw::Update() {
   HidDriver::Update();  // clear stats

backends/source/hid_nx.cpp

@@ -11,7 +11,7 @@ struct HidNX::Impl {
 
 HidNX::HidNX() : HidDriver("HidNX") { impl = new Impl; }
 
-HidNX::~HidNX() {}
+HidNX::~HidNX() { delete impl; }
 
 void HidNX::Update() {
   HidDriver::Update();  // clear stats

include/pd/drivers/gfx.hpp

@@ -2,7 +2,8 @@
 
 #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 PDGfxBackendFlags = PD::u32;
@@ -37,7 +38,7 @@ class PD_API GfxDriver : public DriverInterface {
     return Li::Texture();
   }
   virtual void DeleteTexture(const Li::Texture& tex) {}
-  virtual void Draw(const Pool<Li::Command>& commands) {}
+  virtual void Draw(const Li::Drawlist& commands) {}
   Li::Texture::Ptr GetWhiteTexture() { return &pWhite; }
   PDGfxBackendFlags GetFlags() { return Flags; }
 
@@ -110,28 +111,67 @@ class GfxDriverBase : public GfxDriver {
     pWhite = LoadTexture(img, 16, 16);
   }
 
-  void Draw(const Pool<Li::Command>& commands) override {
+  void Draw(const Li::Drawlist& dl) override {
+    const auto& commands = dl.Data();
+    if (commands.size() == 0) return;
     pCountCommands += commands.size();
-    size_t index = 0;
+
+    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 startidx = commands[index].FirstIndex;
       size_t num_indices = 0;
       while (index < commands.size() &&
              CurrentTexIsSDF == commands[index].SDF &&
              (CurrentTex == commands[index].Tex ||
-              (CurrentTex == pWhite.GetID() && commands[index].Tex == 0)) &&
-             commands[index].FirstIndex == startidx + num_indices) {
+              (CurrentTex == pWhite.GetID() && commands[index].Tex == 0))) {
         num_indices += commands[index].IndexCount;
         index++;
       }
-      Submit(num_indices, startidx);
-      pCountDrawcalls++;
+      if (num_indices > 0) {
+        Submit(num_indices, ioff);
+        ioff += num_indices;
+        pCountDrawcalls++;
+      }
     }
   }
 
@@ -211,9 +251,7 @@ class PD_API Gfx {
   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 Pool<Li::Command>& commands) {
-    driver->Draw(commands);
-  }
+  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,

include/pd/lithium/drawlist.hpp

@@ -42,6 +42,10 @@ class PD_API Drawlist {
   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;
@@ -126,6 +130,7 @@ class PD_API Drawlist {
 
  private:
   Texture pCurrentTexture;
+  int pCurrentLayer = 0;
   Pool<Command> pCommands;
   Pool<fvec2> pPath;
   Pool<Vertex> pVertices;

include/pd/lithium/lithium.hpp

@@ -4,4 +4,5 @@
 #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/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/ui7/container/container.hpp

@@ -59,6 +59,7 @@ class PD_API Container {
   void Init(UI7::IO* io, Li::Drawlist* l) {
     list = l;
     this->io = io;
+    pFont = io->Font;
     // this->screen = io->Ren->CurrentScreen();
   }
 
@@ -75,6 +76,7 @@ class PD_API Container {
   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)
@@ -193,6 +195,7 @@ class PD_API Container {
   fvec4 pClipRect;
   /** Clip Rect used */
   bool pCLipRectUsed = false;
+  Li::Font* pFont = nullptr;
 };
 }  // namespace UI7
 }  // namespace PD

include/pd/ui7/flags.hpp

@@ -58,6 +58,8 @@ enum UI7MenuFlags_ {
 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 */

include/pd/ui7/io.hpp

@@ -81,6 +81,7 @@ class PD_API IO {
   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;
@@ -107,6 +108,18 @@ class PD_API IO {
     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

include/pd/ui7/layout.hpp

@@ -127,6 +127,8 @@ class PD_API Layout {
   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);
 
@@ -163,6 +165,8 @@ class PD_API Layout {
   void SetAlign(UI7Align a) { Alignment = a; }
   void NextAlign(UI7Align a) { TempAlign = a; }
 
+  void HandleScrolling();
+
   void Update();
 
   fvec2 DbgScrollOffset() { return ScrollOffset; }

include/pd/ui7/menu.hpp

@@ -110,7 +110,6 @@ class PD_API Menu {
   void EndTreeNode();
 
   void HandleFocus();
-  void HandleScrolling();
   void HandleTitlebarActions();
   void DrawBaseLayout();
 
@@ -120,6 +119,9 @@ class PD_API Menu {
   }
   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); }

source/lithium/command.cpp

@@ -1,23 +1,48 @@
 #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 = Gfx::AllocateVertices(vtx, (PD::ptr)this);
+    FirstVertex = vpool.size();
+    vpool.Allocate(vtx);
     VertexCountMax = vtx;
   } else {
-    Gfx::ExpandVertices(vtx, (PD::ptr)this);
-    VertexCountMax += vtx;
+    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 = Gfx::AllocateIndices(idx, (PD::ptr)this);
+    FirstIndex = ipool.size();
+    ipool.Allocate(idx);
     IndexCountMax = idx;
   } else {
-    Gfx::ExpandIndices(idx, (PD::ptr)this);
-    IndexCountMax += idx;
+    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;
+    }
   }
 }
 
@@ -34,22 +59,25 @@ void Command::Reset() {
 }
 
 Command& Command::Add(const Vertex& vtx) {
-  if (VertexCount <= VertexCountMax)
-    Gfx::PutVertex(FirstVertex + VertexCount++, vtx, (PD::ptr)this);
+  if (VertexCount < VertexCountMax) {
+    GetVertexPool()[FirstVertex + VertexCount++] = vtx;
+  }
   return *this;
 }
 Command& Command::Add(u16 idx) {
-  if (IndexCount <= IndexCountMax)
-    Gfx::PutIndex(FirstIndex + IndexCount++, FirstVertex + VertexCount + idx,
-                  (PD::ptr)this);
+  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;
-    Gfx::PutIndex(idx + 0, FirstVertex + VertexCount + a, (PD::ptr)this);
-    Gfx::PutIndex(idx + 1, FirstVertex + VertexCount + b, (PD::ptr)this);
-    Gfx::PutIndex(idx + 2, FirstVertex + VertexCount + c, (PD::ptr)this);
+    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;

source/lithium/drawlist.cpp

@@ -1,3 +1,4 @@
+#include <algorithm>
 #include <iostream>
 #include <pd/drivers/gfx.hpp>
 #include <pd/lithium/drawlist.hpp>
@@ -11,27 +12,44 @@ 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() {}
+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();
-  pVertices.ResetFast();
-  pIndices.ResetFast();
-  pCommands.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;
 }

source/lithium/font.cpp

@@ -288,7 +288,8 @@ PD_API void Font::CmdTextEx(Drawlist& dl, const fvec2& pos, u32 color,
     }
 
     if (cp.Size.x > 0 && cp.Size.y > 0) {
-      if (cmd == nullptr || cmd->Tex != Textures[cp.Tex]) {
+      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];

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

@@ -49,12 +49,13 @@ PD_API void Button::HandleInput() {
 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->LayerUp();
   list->DrawText(FinalPos() + size * 0.5 - tdim * 0.5, label.c_str(),
                  io->Theme.Get(UI7Color_Text));
-  // list->LayerDown();
+  list->LayerDown();
 }
 
 PD_API void Button::Update() {

source/ui7/container/checkbox.cpp

@@ -48,6 +48,7 @@ PD_API void Checkbox::HandleInput() {
 PD_API void Checkbox::Draw() {
   // Assert(list.get() && io.get(), "Did you run Container::Init correctly?");
   // io->Ren->OnScreen(screen);
+  list->SetFont(GetFont());
   list->PathRect(FinalPos(), FinalPos() + cbs, io->FrameRounding);
   list->PathFill(io->Theme.Get(color));
   if (usr_ref) {

source/ui7/container/coloredit.cpp

@@ -44,6 +44,7 @@ PD_API void ColorEdit::HandleInput() {
 PD_API void ColorEdit::Draw() {
   // Assert(io.get() && list.get(), "Did you run Container::Init correctly?");
   // io->Ren->OnScreen(screen);
+  list->SetFont(GetFont());
   list->PathRect(FinalPos(), FinalPos() + io->ItemRowHeight, io->FrameRounding);
   list->PathFill(*color_ref);
   list->DrawText(FinalPos() + fvec2(io->ItemSpace.x + io->ItemRowHeight, 0),
@@ -55,16 +56,19 @@ PD_API void ColorEdit::Draw() {
     layout->SetPosition(FinalPos());
     DynObj* r = io->DynObjPool.Allocate();
     *r = UI7::DynObj([=, this](UI7::IO* io, Li::Drawlist* l, Container* thiz) {
+      list->SetFont(thiz->GetFont());
       thiz->SetSize(layout->GetSize());
       // l->Layer(30);
       l->PathRect(thiz->GetPos(), thiz->GetPos() + thiz->GetSize(),
                   io->FrameRounding);
       l->PathFill(io->Theme.Get(UI7Color_FrameBackground));
+      l->SetLayer(0);
     });
     layout->AddObjectEx(r, UI7LytAdd_Front | UI7LytAdd_NoCursorUpdate |
                                UI7LytAdd_NoScrollHandle);
     r = io->DynObjPool.Allocate();
     *r = UI7::DynObj([=, this](UI7::IO* io, Li::Drawlist* l, Container* thiz) {
+      list->SetFont(thiz->GetFont());
       l->PathRect(thiz->FinalPos(), thiz->FinalPos() + io->ItemRowHeight,
                   io->FrameRounding);
       l->PathFill(*color_ref);
@@ -84,7 +88,9 @@ PD_API void ColorEdit::Draw() {
     layout->Slider<u8>("B", ((u8*)color_ref) + 2);
     layout->Slider<u8>("A", ((u8*)color_ref) + 3);
     layout->Update();
+    list->SetLayer(50);
     list->Merge(layout->GetDrawList());
+    list->SetLayer(0);
     // io->RegisterDrawList(GetID(), layout->GetDrawList());
   }
 }

source/ui7/container/dragdata.cpp

@@ -86,11 +86,11 @@ PD_API void DragData<T>::Draw() {
                    FinalPos() + fvec2(off_x, 0) + td + io->FramePadding,
                    io->FrameRounding);
     list->PathFill(io->Theme.Get(UI7Color_Button));
-    // list->LayerUp();
+    list->LayerUp();
     list->DrawTextEx(FinalPos() + fvec2(off_x, 0), p.c_str(),
                      io->Theme.Get(UI7Color_Text), LiTextFlags_AlignMid,
                      td + io->FramePadding);
-    // list->LayerDown();
+    list->LayerDown();
     off_x += td.x + io->ItemSpace.x + io->FramePadding.x;
   }
   list->DrawText(FinalPos() + fvec2(off_x, io->FramePadding.y * 0.5),
@@ -101,6 +101,7 @@ template <typename T>
 PD_API void DragData<T>::Update() {
   // Assert(io.get(), "Did you run Container::Init correctly?");
   //  Probably need to find a faster solution (caching sizes calculated here)
+  list->SetFont(GetFont());
   float off_x = 0;
   for (size_t i = 0; i < elm_count; i++) {
     std::string p;

source/ui7/container/image.cpp

@@ -29,11 +29,11 @@ PD_API void Image::Draw() {
   // Assert(io.get() && list.get(), "Did you run Container::Init correctly?");
   // Assert(img.get(), "Image is nullptr!");
   // io->Ren->OnScreen(screen);
-  // list->LayerUp();
+  list->LayerUp();
   list->BindTexture(img);
   list->DrawRectFilled(FinalPos(), newsize, 0xffffffff);
   list->UnbindTexture();
-  // list->LayerDown();
+  list->LayerDown();
 }
 }  // namespace UI7
 }  // namespace PD

source/ui7/container/label.cpp

@@ -28,6 +28,7 @@ namespace UI7 {
 PD_API void Label::Draw() {
   // Assert(io.get() && list.get(), "Did you run Container::Init correctly?");
   // io->Ren->OnScreen(screen);
+  list->SetFont(GetFont());
   list->DrawTextEx(FinalPos(), label.c_str(), io->Theme.Get(UI7Color_Text),
                    LiTextFlags_NoOOS,
                    PD::fvec2(0, io->CurrentViewPort.pSize.w));

source/ui7/container/slider.cpp

@@ -70,6 +70,7 @@ template <typename T>
 PD_API void Slider<T>::Draw() {
   // Assert(io.get() && list.get(), "Did you run Container::Init correctly?");
   // io->Ren->OnScreen(screen);
+  list->SetFont(GetFont());
   std::string p;
   if constexpr (std::is_floating_point_v<T>) {
     p = std::format("{:.{}f}", *data, precision);
@@ -84,10 +85,10 @@ PD_API void Slider<T>::Draw() {
                  FinalPos() + fvec2(slp + slw - 2, td.y - 2) + io->FramePadding,
                  io->FrameRounding);
   list->PathFill(io->Theme.Get(UI7Color_ButtonActive));
-  // list->LayerUp();
+  list->LayerUp();
   list->DrawTextEx(FinalPos(), p.c_str(), io->Theme.Get(UI7Color_Text),
                    LiTextFlags_AlignMid, fvec2(width, td.y) + io->FramePadding);
-  // list->LayerDown();
+  list->LayerDown();
   list->DrawText(FinalPos() + fvec2(width + io->FramePadding.x * 2.f,
                                     io->FramePadding.y * 0.5),
                  label.c_str(), io->Theme.Get(UI7Color_Text));

source/ui7/layout.cpp

@@ -21,6 +21,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
  */
 
+#include <algorithm>
 #include <pd/ui7/containers.hpp>
 #include <pd/ui7/layout.hpp>
 
@@ -122,6 +123,42 @@ PD_API fvec2 Layout::AlignPosition(fvec2 pos, fvec2 size, fvec4 area,
   return p;
 }
 
+PD_API void Layout::HandleScrolling() {
+  if (Flags & UI7LayoutFlags_VtScrolling) {
+    bool allowed = MaxPosition.y > WorkRect.w;
+    if (allowed) {
+      if (PD::Hid::IsEvent(Hid::Event::Down, PD::Hid::Gamepad::Touch) ||
+          PD::Hid::IsEvent(Hid::Event::Down, PD::Hid::Keyboard::MouseLeft)) {
+        ScrollStart = ScrollOffset;
+      }
+      if (IO.InputHandler.DragObject(UI7::ID("sbg" + ID.GetName()),
+                                     fvec4(Pos, fvec2(0.f)) + WorkRect)) {
+        if (!IO.InputHandler.DragReleasedAW) {
+          ScrollOffset.y =
+              std::clamp(ScrollStart.y + IO.InputHandler.DragSourcePos.y -
+                             IO.InputHandler.DragPosition.y,
+                         -20.f, MaxPosition.y - WorkRect.w + 20.f);
+        }
+      }
+    } else {
+      ScrollOffset.y = 0.f;
+    }
+
+    if (ScrollOffset.y > MaxPosition.y - WorkRect.w) {
+      ScrollOffset.y -= 1.5f;
+      if (ScrollOffset.y < MaxPosition.y - WorkRect.w) {
+        ScrollOffset.y = MaxPosition.y - WorkRect.w;
+      }
+    }
+    if (ScrollOffset.y < 0) {
+      ScrollOffset.y += 1.5f;
+      if (ScrollOffset.y > 0) {
+        ScrollOffset.y = 0;
+      }
+    }
+  }
+}
+
 PD_API void Layout::Update() {
   if (Size == fvec2(0.f)) {
     Size = fvec2(MaxPosition) + IO.MenuPadding * 2;
@@ -155,6 +192,7 @@ PD_API void Layout::Update() {
   Objects.clear();
   WorkRect = fvec4(fvec2(WorkRect.x, WorkRect.y), Size - IO.MenuPadding);
   CursorInit();
+  HandleScrolling();
 }
 
 /** SECTION CONTAINERS (STOLEN FROM FORMER MENU) */

source/ui7/menu.cpp

@@ -104,6 +104,7 @@ PD_API void Menu::SeparatorText(const std::string& label) {
   DynObj* r = pIO.DynObjPool.Allocate();
   *r = UI7::DynObj([=, this](UI7::IO* io, Li::Drawlist* l,
                              UI7::Container* self) {
+    l->SetFont(self->GetFont());
     fvec2 size = self->GetSize();
     fvec2 tdim = io->Font->GetTextBounds(label.c_str(), io->FontScale);
     fvec2 pos = self->FinalPos();
@@ -147,45 +148,6 @@ PD_API void Menu::HandleFocus() {
   }
 }
 
-/** Todo: (func name is self describing) */
-PD_API void Menu::HandleScrolling() {
-  if (Flags & UI7MenuFlags_VtScrolling) {
-    bool allowed =
-        pLayout.MaxPosition.y > (pLayout.WorkRect.w - pLayout.WorkRect.y);
-    if (allowed) {
-      if (PD::Hid::IsEvent(Hid::Event::Down, PD::Hid::Gamepad::Touch)) {
-        pLayout.ScrollStart = pLayout.ScrollOffset;
-      }
-      if (pIO.InputHandler.DragObject(
-              "sbg" + pID.GetName(),
-              fvec4(pLayout.Pos, fvec2(0.f)) + pLayout.WorkRect)) {
-        if (pIO.InputHandler.DragReleasedAW) {
-        } else {
-          pLayout.ScrollOffset.y = std::clamp(
-              pLayout.ScrollStart.y + pIO.InputHandler.DragSourcePos.y -
-                  pIO.InputHandler.DragPosition.y,
-              -20.f, pLayout.MaxPosition.y - 220);
-        }
-      }
-    } else {
-      pLayout.ScrollOffset.y = 0.f;
-    }
-
-    if (pLayout.ScrollOffset.y > pLayout.MaxPosition.y - 240) {
-      pLayout.ScrollOffset.y -= 1.5;
-      if (pLayout.ScrollOffset.y < pLayout.MaxPosition.y - 240) {
-        pLayout.ScrollOffset.y = pLayout.MaxPosition.y - 240;
-      }
-    }
-    if (pLayout.ScrollOffset.y < 0) {
-      pLayout.ScrollOffset.y += 1.5;
-      if (pLayout.ScrollOffset.y > 0) {
-        pLayout.ScrollOffset.y = 0;
-      }
-    }
-  }
-}
-
 PD_API void Menu::HandleTitlebarActions() {
   // Collapse
   if (!(Flags & UI7MenuFlags_NoCollapse)) {
@@ -257,11 +219,12 @@ PD_API void Menu::DrawBaseLayout() {
     if (!(Flags & UI7MenuFlags_NoResize)) {
       DynObj* r = pIO.DynObjPool.Allocate();
       *r = UI7::DynObj([](IO* io, Li::Drawlist* l, UI7::Container* self) {
-        // //l->Layer(1);
+        l->SetLayer(1);
         l->PathAdd(self->FinalPos() + self->GetSize() - fvec2(0, 20));
         l->PathAdd(self->FinalPos() + self->GetSize());
         l->PathAdd(self->FinalPos() + self->GetSize() - fvec2(20, 0));
         l->PathFill(io->Theme.Get(UI7Color_Button));
+        l->SetLayer(0);
       });
       r->SetSize(
           fvec2(pLayout.GetSize().x, pLayout.GetSize().y - TitleBarHeight));
@@ -273,7 +236,7 @@ PD_API void Menu::DrawBaseLayout() {
     /** Background */
     DynObj* r = pIO.DynObjPool.Allocate();
     *r = UI7::DynObj([](IO* io, Li::Drawlist* l, UI7::Container* self) {
-      // l->Layer(0);
+      l->SetLayer(0);
       l->PathRectEx(self->FinalPos(), self->FinalPos() + self->GetSize(), 10.f,
                     LiPathRectFlags_KeepTop | LiPathRectFlags_KeepBot);
       l->PathFill(io->Theme.Get(UI7Color_Background));
@@ -291,11 +254,12 @@ PD_API void Menu::DrawBaseLayout() {
     DynObj* r = pIO.DynObjPool.Allocate();
     *r = UI7::DynObj(
         [=, this](UI7::IO* io, Li::Drawlist* l, UI7::Container* self) {
-          // l->Layer(20);
+          l->SetFont(self->GetFont());
+          l->SetLayer(20);
           /** Header Bar */
           l->DrawRectFilled(self->FinalPos(), self->GetSize(),
                             io->Theme.Get(UI7Color_Header));
-          // l->Layer(21);
+          l->SetLayer(21);
           /** Inline if statement to shift the Text if collapse sym is shown */
           /** What the hell is this code btw (didn't found a better way) */
           l->DrawText(self->FinalPos() +
@@ -305,6 +269,7 @@ PD_API void Menu::DrawBaseLayout() {
                                        (io->FramePadding.x * 2)),
                                 2),
                       pID.GetName().c_str(), io->Theme.Get(UI7Color_Text));
+          l->SetLayer(0);
         });
     r->SetSize(fvec2(pLayout.GetSize().x, TitleBarHeight));
     r->SetPos(0);
@@ -316,7 +281,7 @@ PD_API void Menu::DrawBaseLayout() {
       *r = UI7::DynObj([=, this](UI7::IO* io, Li::Drawlist* l,
                                  UI7::Container* self) {
         /** This sym actually requires layer 21 (i dont know why) */
-        // l->Layer(21);
+        l->SetLayer(21);
         /**
          * Symbol (Position Swapping set by pIsOpen ? openpos : closepos;)
          */
@@ -327,6 +292,7 @@ PD_API void Menu::DrawBaseLayout() {
             self->FinalPos() +
                 fvec2(pIsOpen ? self->GetSize().x * 0.5 : 0, self->GetSize().y),
             io->Theme.Get(UI7Color_FrameBackground));
+        l->SetLayer(0);
       });
       r->SetSize(TitleBarHeight - pIO.FramePadding.y * 2);
       r->SetPos(pIO.FramePadding);
@@ -358,6 +324,10 @@ PD_API void Menu::Update() {
   if (pLayout.Size == fvec2(0.f) || Flags & UI7MenuFlags_AlwaysAutoSize) {
     pLayout.Size = fvec2(pLayout.MaxPosition) + pIO.MenuPadding * 2;
   }
+  if (Flags & UI7MenuFlags_VtScrolling)
+    pLayout.Flags |= UI7LayoutFlags_VtScrolling;
+  if (Flags & UI7MenuFlags_HzScrolling)
+    pLayout.Flags |= UI7LayoutFlags_HzScrolling;
   if (!(Flags & UI7MenuFlags_NoTitlebar)) {
     TitleBarHeight = pIO.FontScale * pIO.Font->PixelHeight + pIO.MenuPadding.y;
     pLayout.WorkRect.y = 5.f + TitleBarHeight;
@@ -368,9 +338,6 @@ PD_API void Menu::Update() {
   }
   DrawBaseLayout();
   pLayout.Update();
-  if (Flags & UI7MenuFlags_VtScrolling || Flags & UI7MenuFlags_HzScrolling) {
-    HandleScrolling();
-  }
 }
 
 PD_API bool Menu::BeginTreeNode(const ID& id) {
@@ -391,6 +358,7 @@ PD_API bool Menu::BeginTreeNode(const ID& id) {
   // Object
   DynObj* r = pIO.DynObjPool.Allocate();
   *r = UI7::DynObj([=, this](IO* io, Li::Drawlist* l, Container* self) {
+    l->SetFont(self->GetFont());
     fvec2 ts = self->FinalPos() + fvec2(0, 7);
     fvec2 pl[2] = {fvec2(10, 5), fvec2(0, 10)};
     if (n->second) {

source/ui7/ui7.cpp

@@ -143,8 +143,11 @@ PD_API void Context::Update() {
     pMenus[it]->Update(); /** Render */
     this->pIO.InputHandler.CurrentMenu = 0;
   }
+  int base_layer = 0;
   for (int i = (int)FinalList.size() - 1; i >= 0; i--) {
+    pIO.FDL.SetLayer(base_layer);
     pIO.FDL.Merge(pMenus[FinalList[i]]->pLayout.GetDrawList());
+    base_layer += 100;
   }
   pCurrentMenus.clear();
   pIO.Update();

tests/gfx/source/main.cpp

@@ -217,6 +217,7 @@ int main(int argc, char** argv) {
     PD::TT::Beg("MainRaw");
     PD::Hid::Update();
     PD::Gfx::NewFrame();
+    PD::Li::ResetPools();
     // app.Update(pOs->GetViewport(), pList);
     pList.SetFontscale(0.7);
     if (PD::Hid::IsEvent(PD::Hid::Event::Down, PD::Hid::Gamepad::CPLeft |
@@ -297,13 +298,13 @@ int main(int argc, char** argv) {
           "#ff00ff");
     }
     pList.SetFont(&font);
-#ifndef __3DS__
     PD::TT::Beg("BuildUI7Menus");
     if (auto m = ui7.BeginMenu("Test")) {
       m->Label("Hello World!");
       ui7.EndMenu();
     }
     if (auto m = ui7.BeginMenu("LI DBG INFO")) {
+      m->PushFont(&debug_font);
       m->Label("Gfx Driver: {}", PD::Gfx::GetDriverName());
       m->Separator();
       m->Label("LI  Draw Comamnds: {}", PD::Gfx::GetNumCommands());
@@ -311,6 +312,7 @@ int main(int argc, char** argv) {
       m->Label("GFX Vertices: {}", PD::Gfx::GetNumVertices());
       m->Label("GFX Triangles: {}", PD::Gfx::GetNumVertices() / 3);
       m->Label("GFX Indices: {}", PD::Gfx::GetNumIndices());
+      m->PopFont();
       ui7.EndMenu();
     }
     ui7.MetricsMenu();
@@ -318,11 +320,10 @@ int main(int argc, char** argv) {
     PD::TT::Beg("UI7::Context::Update");
     ui7.Update();
     PD::TT::End("UI7::Context::Update");
-#endif
     PD::Gfx::Reset();
     PD::TT::Beg("PD::Gfx::Draw");
-    PD::Gfx::Draw(pList);
     PD::Gfx::Draw(ui7.GetDrawData());
+    PD::Gfx::Draw(pList);
     PD::TT::End("PD::Gfx::Draw");
     pList.Clear();
     PD::TT::End("MainRaw");

tests/gfx/source/os/horizon-ctr.cpp

@@ -33,7 +33,7 @@ void HorizonCtr::Init() {
   romfsInit();
   osSetSpeedupEnable(true);
   gfxInitDefault();
-  consoleInit(GFX_BOTTOM, nullptr);
+  // consoleInit(GFX_BOTTOM, nullptr);
   C3D_Init(C3D_DEFAULT_CMDBUF_SIZE);
   impl->Top =
       C3D_RenderTargetCreate(240, 400, GPU_RB_RGBA8, GPU_RB_DEPTH24_STENCIL8);
@@ -43,7 +43,7 @@ void HorizonCtr::Init() {
   C3D_RenderTargetSetOutput(impl->Bottom, GFX_BOTTOM, GFX_LEFT,
                             DisplayTransferFlags);
   PD::Gfx::UseDriver<PD::GfxCitro3D>();
-  PD::Hid::UseDriver<PD::HidDriver>();
+  PD::Hid::UseDriver<PD::Hid3DS>();
 }
 
 void HorizonCtr::Deinit() {
@@ -61,14 +61,13 @@ void HorizonCtr::Deinit() {
 
 bool HorizonCtr::Mainloop() {
   pViewPort = ivec2(400, 240);
-  hidScanInput();
   bool _kill = hidKeysUp() & KEY_START;
+  C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
   return aptMainLoop() && !_kill;
 }
 
 void HorizonCtr::ClearViewPort() {
   PD::Gfx::SetViewPort(pViewPort);
-  C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
   C3D_FrameDrawOn(impl->Top);
   C3D_RenderTargetClear(impl->Top, C3D_CLEAR_ALL, PD::Color(25, 25, 25, 25), 0);
 }