Upload all my tests

- Add Count<> to AssetManager
- Initialize pCode in Shader
- Rename linearAllocator to LinearAllocator
- Add Construct and destroy to linear allocator
- Add Shader unloader (fixes atexit crash i guess)
-

example/source/main.cpp44

@@ -0,0 +1,89 @@
+#include <amethyst.hpp>
+
+typedef struct {
+  float pos[3];
+  float color[4];
+} Vertex;
+
+static const Vertex vertex_list[] = {
+    {{200.0f, 200.0f, 0.5f}, {1.0f, 0.0f, 0.0f, 1.0f}},
+    {{100.0f, 40.0f, 0.5f}, {0.0f, 1.0f, 0.0f, 1.0f}},
+    {{300.0f, 40.0f, 0.5f}, {0.0f, 0.0f, 1.0f, 1.0f}},
+};
+
+#define vertex_list_count (sizeof(vertex_list) / sizeof(vertex_list[0]))
+
+static int uLoc_projection;
+
+Amy::AssetMgr* Assets = nullptr;
+
+static void* vbo_data;
+
+extern "C" {
+static void sceneInit(void) {
+  Assets->AutoLoad("shader", "romfs:/shaders/shader2d.shbin");
+  Assets->Get<Amy::C3D::Shader>("shader")->Input(GPU_FLOAT, 3);
+  Assets->Get<Amy::C3D::Shader>("shader")->Input(GPU_FLOAT, 4);
+  uLoc_projection = Assets->Get<Amy::C3D::Shader>("shader")->loc("projecttion");
+
+  vbo_data = linearAlloc(sizeof(vertex_list));
+  memcpy(vbo_data, vertex_list, sizeof(vertex_list));
+
+  // Configure buffers
+  C3D_BufInfo* bufInfo = C3D_GetBufInfo();
+  BufInfo_Init(bufInfo);
+  BufInfo_Add(bufInfo, vbo_data, sizeof(Vertex), 2, 0x10);
+
+  // Configure the first fragment shading substage to just pass through the
+  // vertex color See https://www.opengl.org/sdk/docs/man2/xhtml/glTexEnv.xml
+  // for more insight
+  C3D_TexEnv* env = C3D_GetTexEnv(0);
+  C3D_TexEnvInit(env);
+  C3D_TexEnvSrc(env, C3D_Both, GPU_PRIMARY_COLOR);
+  C3D_TexEnvFunc(env, C3D_Both, GPU_REPLACE);
+}
+}
+static void sceneRender(void) {
+  Assets->Get<Amy::C3D::Shader>("shader")->Use();
+  Assets->Get<Amy::C3D::Shader>("shader")->SetMat4(
+      uLoc_projection, Amy::mat4::ortho(0, 400, 240, 0, 1, -1));
+
+  Amy::C3D::DrawArrays(0, vertex_list_count);
+}
+
+static void sceneExit(void) {
+  // Free the VBO
+  linearFree(vbo_data);
+
+  Assets->Remove("shader");
+}
+
+int main() {
+  Amy::RegisterCxxExceptionHandler();
+  Amy::Ctr::Init();
+  Amy::C3D::Init();
+  auto Top = Amy::C3D::CreateScreen(GFX_TOP);
+  Assets = new Amy::AssetMgr();
+
+  sceneInit();
+
+  while (aptMainLoop()) {
+    hidScanInput();
+
+    u32 kDown = hidKeysDown();
+    if (kDown & KEY_START) break;
+
+    Amy::C3D::StartFrame();
+    Top->Clear();
+    Top->Use();
+    sceneRender();
+    Amy::C3D::EndFrame();
+  }
+
+  sceneExit();
+
+  C3D_Fini();
+  gfxExit();
+  romfsExit();
+  return 0;
+}