conversion to c by gemini 4 argon
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@@ -0,0 +1,348 @@
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#ifdef _WIN32
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <Windows.h>
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#endif
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#include <Core/Common/String.h>
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#include <Core/HAL/Display/Display.h>
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#include <Core/HAL/Event/SystemEvent.h>
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#include <Core/HAL/Filesystem/Filesystem.h>
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#include <Core/HotReload/HotReload.h>
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#include <Core/JulietInit.h>
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#include <Core/Logging/LogManager.h>
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#include <Core/Logging/LogTypes.h>
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#include <Core/Main.h>
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#include <Core/Math/Matrix.h>
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#include <Core/Memory/MemoryArena.h>
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#include <Core/Memory/Utils.h>
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#include <Engine/Debug/MemoryDebugger.h>
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#include <Engine/Engine.h>
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#include <Graphics/Camera.h>
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#include <Graphics/DebugDisplay.h>
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#include <Graphics/Graphics.h>
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#include <Graphics/GraphicsConfig.h>
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#include <Graphics/GraphicsPipeline.h>
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#include <Graphics/Mesh.h>
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#include <Graphics/MeshRenderer.h>
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#include <Graphics/RenderPass.h>
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#include <Graphics/SkyboxRenderer.h>
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#include <Graphics/VertexData.h>
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#ifdef JULIET_ENABLE_IMGUI
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#include <dcimgui.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <wchar.h>
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global bool8 g_show_memory_debugger = false;
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typedef void (*GameShutdown_t)(void);
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typedef void (*GameUpdate_t)(GameData* params, float deltaTime);
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typedef struct GameFunctionTableStruct GameFunctionTableStruct;
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struct GameFunctionTableStruct
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{
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GameShutdown_t Shutdown;
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GameUpdate_t Update;
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};
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global GameFunctionTableStruct g_game = { 0 };
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global GameData g_game_data = { 0 };
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global const char* g_game_function_names[] = { "GameShutdown", "GameUpdate" };
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typedef struct JulietAppState JulietAppState;
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struct JulietAppState
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{
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Window* MainWindow;
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GraphicsDevice* GraphicsDevice;
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GraphicsPipeline* GraphicsPipeline;
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Texture* DepthBuffer;
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HotReloadCode GameCode;
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bool8 Running;
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float CameraTime;
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int AutoCloseFrameCount;
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};
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global JulietAppState g_app = {
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.MainWindow = NULL,
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.GraphicsDevice = NULL,
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.GraphicsPipeline = NULL,
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.DepthBuffer = NULL,
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.Running = false,
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.CameraTime = 0.0f,
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.AutoCloseFrameCount = -1
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};
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internal void App_Init(Arena* platformArena)
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{
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Assert(platformArena != NULL);
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Log(LogLevel_Message, LogCategory_Tool, "Initializing Juliet Application...");
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Log(LogLevel_Message, LogCategory_Tool, "%s", CStr(GetBasePath().Directories));
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GraphicsConfig config = { 0 };
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#if JULIET_DEBUG
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config.EnableDebug = true;
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#endif
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g_app.GraphicsDevice = CreateGraphicsDevice(config);
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g_app.MainWindow = CreatePlatformWindow("Juliet", 1920, 1080, 0);
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g_app.Running = (g_app.MainWindow != NULL && g_app.GraphicsDevice != NULL);
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if (g_app.Running)
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{
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AttachToWindow(g_app.GraphicsDevice, g_app.MainWindow);
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{
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// Create Depth Buffer
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TextureCreateInfo depthCI = { 0 };
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depthCI.Type = TextureType_2D;
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depthCI.Width = 1920;
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depthCI.Height = 1080;
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depthCI.Format = TextureFormat_D32_FLOAT;
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depthCI.Flags = TextureUsageFlag_DepthStencilTarget;
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depthCI.LayerCount = 1;
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depthCI.MipLevelCount = 1;
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depthCI.SampleCount = TextureSampleCount_One;
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g_app.DepthBuffer = CreateTexture(g_app.GraphicsDevice, &depthCI);
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if (g_app.DepthBuffer == NULL)
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{
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LogError(LogCategory_Game, "Failed to create depth buffer!");
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g_app.Running = false;
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}
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}
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g_app.GameCode.Functions = (void**)&g_game;
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g_app.GameCode.FunctionCount = ArraySize(g_game_function_names);
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g_app.GameCode.FunctionNames = g_game_function_names;
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InitHotReloadCode(platformArena, &g_app.GameCode, ConstString("Game.dll"), ConstString("Game_Temp.dll"),
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ConstString("lock.tmp"));
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g_app.Running = g_app.GameCode.IsValid;
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}
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}
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internal void App_Shutdown(void)
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{
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Log(LogLevel_Message, LogCategory_Tool, "Shutting down Juliet Application...");
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if (g_app.GameCode.IsValid)
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{
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g_game.Shutdown();
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ShutdownHotReloadCode(&g_app.GameCode);
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}
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if (g_app.GraphicsPipeline != NULL)
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{
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DestroyGraphicsPipeline(g_app.GraphicsDevice, g_app.GraphicsPipeline);
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}
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if (g_app.DepthBuffer != NULL)
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{
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DestroyTexture(g_app.GraphicsDevice, g_app.DepthBuffer);
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}
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if (g_app.MainWindow != NULL && g_app.GraphicsDevice != NULL)
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{
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DetachFromWindow(g_app.GraphicsDevice, g_app.MainWindow);
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}
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if (g_app.MainWindow != NULL)
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{
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DestroyPlatformWindow(g_app.MainWindow);
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}
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if (g_app.GraphicsDevice != NULL)
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{
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DestroyGraphicsDevice(g_app.GraphicsDevice);
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}
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Log(LogLevel_Message, LogCategory_Tool, "Juliet App shutdown Completed");
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}
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internal void App_Update(float deltaTime)
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{
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g_app.CameraTime += deltaTime;
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static float fpsTimer = 0.0f;
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static int fpsFrames = 0;
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fpsTimer += deltaTime;
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fpsFrames++;
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if (fpsTimer >= 0.5f)
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{
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float fps = (float)fpsFrames / fpsTimer;
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float ms = (fpsTimer / (float)fpsFrames) * 1000.0f;
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char title[64];
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snprintf(title, sizeof(title), "Juliet | %.1f FPS | %.2f ms", (double)fps, (double)ms);
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SetWindowTitle(g_app.MainWindow, WrapString(title));
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fpsTimer = 0.0f;
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fpsFrames = 0;
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}
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bool8 reloadShaders = false;
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static bool8 reloadShadersDebounce = false;
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SystemEvent evt = { 0 };
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while (GetEvent(&evt))
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{
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if (evt.Type == EventType_Window_Close_Request)
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{
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if (evt.Data.Window.AssociatedWindowID == GetWindowID(g_app.MainWindow))
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{
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g_app.Running = false;
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}
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}
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// Shader hot reload using keyboard.
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if (!reloadShadersDebounce && ((GetKeyModState() & KeyMod_Alt) != KeyMod_None) && IsKeyDown(ScanCode_R))
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{
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reloadShaders = true;
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reloadShadersDebounce = true;
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}
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if (reloadShadersDebounce && !IsKeyDown(ScanCode_R))
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{
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reloadShadersDebounce = false;
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}
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}
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Vector3 origin = { 0.0f, 0.0f, 0.0f };
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Vector3 xAxis = { 1.0f, 0.0f, 0.0f };
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Vector3 yAxis = { 0.0f, 1.0f, 0.0f };
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Vector3 zAxis = { 0.0f, 0.0f, 1.0f };
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FColor redCol = { 1.0f, 0.0f, 0.0f, 1.0f };
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FColor greenCol = { 0.0f, 1.0f, 0.0f, 1.0f };
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FColor blueCol = { 0.0f, 0.0f, 1.0f, 1.0f };
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FColor yelCol = { 1.0f, 1.0f, 0.0f, 1.0f };
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DebugDisplay_DrawLine(origin, xAxis, redCol, false);
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DebugDisplay_DrawLine(origin, yAxis, greenCol, true);
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DebugDisplay_DrawLine(origin, zAxis, blueCol, true);
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DebugDisplay_DrawSphere(origin, 0.5f, yelCol, true);
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g_game.Update(&g_game_data, deltaTime);
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if (ShouldReloadCode(&g_app.GameCode))
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{
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ReloadCode(&g_app.GameCode);
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}
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if (reloadShaders)
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{
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WaitUntilGPUIsIdle(g_app.GraphicsDevice);
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#if ALLOW_SHADER_HOT_RELOAD
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ReloadMeshRendererShaders();
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#endif
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}
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// Memory debugger toggle
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static bool8 toggleDebounce = false;
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if (IsKeyDown(ScanCode_Home))
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{
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if (!toggleDebounce)
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{
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g_show_memory_debugger = !g_show_memory_debugger;
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toggleDebounce = true;
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}
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}
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else
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{
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toggleDebounce = false;
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}
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// Auto-close logic
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if (g_app.AutoCloseFrameCount > 0)
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{
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g_app.AutoCloseFrameCount--;
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if (g_app.AutoCloseFrameCount == 0)
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{
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Log(LogLevel_Message, LogCategory_Tool, "Auto-closing application as requested.");
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g_app.Running = false;
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}
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}
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if (g_show_memory_debugger)
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{
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#if JULIET_DEBUG
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Debug_DebugDrawMemoryArena();
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#endif
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}
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}
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internal ColorTargetInfo App_GetColorTargetInfo(Texture* swapchainTexture)
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{
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ColorTargetInfo info = { 0 };
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info.TargetTexture = swapchainTexture;
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info.ClearColor = (FColor){ .R = 0.0f, .G = 0.0f, .B = 0.0f, .A = 1.0f };
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info.LoadOperation = LoadOperation_Clear;
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info.StoreOperation = StoreOperation_Store;
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return info;
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}
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internal DepthStencilTargetInfo* App_GetDepthTargetInfo(void)
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{
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static DepthStencilTargetInfo info = { 0 };
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info.TargetTexture = g_app.DepthBuffer;
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info.ClearDepth = 1.0f;
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info.LoadOperation = LoadOperation_Clear;
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info.StoreOperation = StoreOperation_Store;
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return &info;
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}
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internal bool8 App_IsRunning(void)
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{
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return g_app.Running;
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}
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internal Window* App_GetPlatformWindow(void)
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{
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return g_app.MainWindow;
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}
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internal GraphicsDevice* App_GetGraphicsDevice(void)
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{
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return g_app.GraphicsDevice;
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}
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int JulietMain(int argc, wchar_t** argv)
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{
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if (argc > 1)
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{
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for (int i = 1; i < argc; ++i)
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{
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if (wcscmp(argv[i], L"-autoclose") == 0 && (i + 1 < argc))
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{
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int frames = _wtoi(argv[i + 1]);
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g_app.AutoCloseFrameCount = frames;
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}
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}
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}
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ApplicationCallbacks appCallbacks = {
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.Init = App_Init,
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.Shutdown = App_Shutdown,
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.Update = App_Update,
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.IsRunning = App_IsRunning,
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.GetPlatformWindow = App_GetPlatformWindow,
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.GetGraphicsDevice = App_GetGraphicsDevice,
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.GetColorTargetInfo = App_GetColorTargetInfo,
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.GetDepthTargetInfo = App_GetDepthTargetInfo,
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};
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StartApplication(appCallbacks, JulietInit_Flags_Display);
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// Pause here to not close the console window immediately on stop
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// Only pause if not in auto-close mode
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if (g_app.AutoCloseFrameCount == -1 && !Debug_IsDebuggerPresent())
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{
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system("PAUSE");
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}
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return EXIT_SUCCESS;
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}
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