=link= | Sdl3 Example

#include #include int main(int argc, char* argv[]) // 1. Initialize SDL if (SDL_Init(SDL_INIT_VIDEO) == false) SDL_Log("SDL could not initialize! SDL_Error: %s", SDL_GetError()); return 1; // 2. Create a Window and Renderer // SDL3 combines these often, but here's the straightforward approach SDL_Window* window = NULL; SDL_Renderer* renderer = NULL; if (SDL_CreateWindowAndRenderer("SDL3 Example Window", 800, 600, 0, &window, &renderer) == false) SDL_Log("Window/Renderer creation failed: %s", SDL_GetError()); return 1; bool quit = false; SDL_Event event; // 3. The Main Loop while (!quit) // Handle Events while (SDL_PollEvent(&event)) if (event.type == SDL_EVENT_QUIT) quit = true; // 4. Rendering logic // Clear the screen to a nice "Cornflower Blue" SDL_SetRenderDrawColor(renderer, 100, 149, 237, 255); SDL_RenderClear(renderer); // Present the frame SDL_RenderPresent(renderer); // 5. Cleanup SDL_DestroyRenderer(renderer); SDL_DestroyWindow(window); SDL_Quit(); return 0; Use code with caution. Key Differences in This Example

Are you planning to use or are you interested in testing out the new GPU abstraction layer ? sdl3 example

Simple DirectMedia Layer (SDL) has served as a foundational library for cross-platform multimedia development for over two decades. With the evolution of operating systems, graphics APIs, and hardware architectures, the SDL development community has initiated the development of SDL3. This paper provides a technical analysis of the SDL3 architecture, contrasting it with its predecessor, SDL2. Through the examination of a minimal working example and an analysis of core subsystems—specifically the unified SDL_GPU API and the remediation of coordinate system inconsistencies—this paper highlights the shift towards modern C standards, improved hardware abstraction, and stricter type safety. #include #include int main(int argc, char* argv[]) // 1

– SDL_CreateWindow now takes width, height, and flags directly, omitting the separate x,y parameters (defaulting to centered). The SDL_WINDOW_RESIZABLE flag allows the user to resize the window. The window title is set to “SDL3 Bouncing Ball”. Create a Window and Renderer // SDL3 combines

SDL_GPUShader* vertexShader = SDL_LoadGPUShader( gpuDevice, &(SDL_GPUShaderCreateInfo) .code = vertexShaderData, .codeSize = vertexShaderDataSize, .entryPoint = "main", .format = SDL_GPU_SHADERFORMAT_SPIRV, .stage = SDL_GPU_SHADERSTAGE_VERTEX, .samplerCount = 0, .uniformBufferCount = 1,

int main(int argc, char* argv[]) // SDL3 initialization is streamlined if (!SDL_Init(SDL_INIT_VIDEO)) SDL_Log("Failed to init: %s", SDL_GetError()); return 1;

// 3. Create a renderer for accelerated 2D SDL_Renderer* renderer = SDL_CreateRenderer(window, NULL, SDL_RENDERER_ACCELERATED); if (!renderer) SDL_Log("SDL_CreateRenderer Error: %s", SDL_GetError()); SDL_DestroyWindow(window); SDL_Quit(); return 1;