Organic Maps sources as of 02.04.2025 (fad26bbf22ac3da75e01e62aa01e5c8e11861005)

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drape/framebuffer.hpp

@@ -0,0 +1,71 @@
+#pragma once
+
+#include "drape/drape_global.hpp"
+#include "drape/graphics_context.hpp"
+#include "drape/pointers.hpp"
+#include "drape/texture.hpp"
+
+#include <cstdint>
+#include <functional>
+
+namespace dp
+{
+class FramebufferTexture : public Texture
+{
+public:
+  ref_ptr<ResourceInfo> FindResource(Key const & key, bool & newResource) override { return nullptr; }
+};
+
+using FramebufferFallback = std::function<bool()>;
+
+class Framebuffer : public BaseFramebuffer
+{
+public:
+  class DepthStencil
+  {
+  public:
+    DepthStencil(bool depthEnabled, bool stencilEnabled);
+    ~DepthStencil();
+    void SetSize(ref_ptr<dp::GraphicsContext> context, uint32_t width, uint32_t height);
+    void Destroy();
+    uint32_t GetDepthAttachmentId() const;
+    uint32_t GetStencilAttachmentId() const;
+    ref_ptr<FramebufferTexture> GetTexture() const;
+  private:
+    bool const m_depthEnabled = false;
+    bool const m_stencilEnabled = false;
+    drape_ptr<FramebufferTexture> m_texture;
+  };
+
+  Framebuffer();
+  explicit Framebuffer(TextureFormat colorFormat);
+  Framebuffer(TextureFormat colorFormat, bool depthEnabled, bool stencilEnabled);
+  ~Framebuffer() override;
+
+  void SetFramebufferFallback(FramebufferFallback && fallback);
+  void SetSize(ref_ptr<dp::GraphicsContext> context, uint32_t width, uint32_t height);
+  void SetDepthStencilRef(ref_ptr<DepthStencil> depthStencilRef);
+  void ApplyOwnDepthStencil();
+
+  void Bind() override;
+  void ApplyFallback();
+
+  ref_ptr<Texture> GetTexture() const;
+  ref_ptr<DepthStencil> GetDepthStencilRef() const;
+
+  bool IsSupported() const { return m_isSupported; }
+  
+private:
+  void Destroy();
+
+  drape_ptr<DepthStencil> m_depthStencil;
+  ref_ptr<DepthStencil> m_depthStencilRef;
+  drape_ptr<FramebufferTexture> m_colorTexture;
+  uint32_t m_width = 0;
+  uint32_t m_height = 0;
+  uint32_t m_framebufferId = 0;
+  TextureFormat m_colorFormat;
+  FramebufferFallback m_framebufferFallback;
+  bool m_isSupported = true;
+};
+}  // namespace dp