Initial engine repository

2026-06-08 19:58:35 +08:00
commit 7a925c3736
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+#pragma once
+
+#include <frostbite2D/base/RefObject.h>
+#include <frostbite2D/graphics/texture.h>
+
+namespace frostbite2D {
+
+class Renderer;
+
+/// @brief 2D 离屏渲染目标，封装颜色纹理和对应的 framebuffer。
+class RenderTexture : public RefObject {
+public:
+  RenderTexture() = default;
+  ~RenderTexture() override;
+
+  bool Init(int width, int height);
+  bool Resize(int width, int height);
+  void Reset();
+
+  bool IsValid() const { return framebufferID_ != 0 && texture_ != nullptr; }
+  int GetWidth() const { return width_; }
+  int GetHeight() const { return height_; }
+  Ptr<Texture> GetTexture() const { return texture_; }
+
+private:
+  Ptr<Texture> texture_ = nullptr;
+  uint32 framebufferID_ = 0;
+  int width_ = 0;
+  int height_ = 0;
+
+  friend class Renderer;
+};
+
+} // namespace frostbite2D