sdl3_renderer.h

Go to the documentation of this file.

#ifndef YAZE_APP_GFX_BACKEND_SDL3_RENDERER_H_
#define YAZE_APP_GFX_BACKEND_SDL3_RENDERER_H_
 
#ifdef YAZE_USE_SDL3
 
#include <SDL3/SDL.h>
 
#include <memory>
 
#include "app/gfx/backend/irenderer.h"
 
namespace yaze {
namespace gfx {
 
class SDL3Renderer : public IRenderer {
 public:
  SDL3Renderer();
  ~SDL3Renderer() override;
 
  // --- Lifecycle and Initialization ---
  bool Initialize(SDL_Window* window) override;
  void Shutdown() override;
 
  // --- Texture Management ---
  TextureHandle CreateTexture(int width, int height) override;
  TextureHandle CreateTextureWithFormat(int width, int height, uint32_t format,
                                        int access) override;
  void UpdateTexture(TextureHandle texture, const Bitmap& bitmap) override;
  void DestroyTexture(TextureHandle texture) override;
 
  // --- Direct Pixel Access ---
  bool LockTexture(TextureHandle texture, SDL_Rect* rect, void** pixels,
                   int* pitch) override;
  void UnlockTexture(TextureHandle texture) override;
 
  // --- Rendering Primitives ---
  void Clear() override;
  void Present() override;
  void RenderCopy(TextureHandle texture, const SDL_Rect* srcrect,
                  const SDL_Rect* dstrect) override;
  void SetRenderTarget(TextureHandle texture) override;
  void SetDrawColor(SDL_Color color) override;
 
  void* GetBackendRenderer() override { return renderer_; }
 
 private:
  static SDL_FRect* ToFRect(const SDL_Rect* rect, SDL_FRect* frect);
 
  // The core SDL3 renderer object.
  // Unlike SDL2Renderer, we don't use a custom deleter because SDL3 has
  // different cleanup semantics and we want explicit control over shutdown.
  SDL_Renderer* renderer_ = nullptr;
};
 
}  // namespace gfx
}  // namespace yaze
 
#endif  // YAZE_USE_SDL3
 
#endif  // YAZE_APP_GFX_BACKEND_SDL3_RENDERER_H_