- create a renderer backend based on softpoly's drawers

src/rendering/polyrenderer/backend/poly_framebuffer.h

@@ -0,0 +1,75 @@
+#pragma once
+
+#include "gl_sysfb.h"
+#include "rendering/swrenderer/r_memory.h"
+#include "rendering/swrenderer/drawers/r_thread.h"
+#include "rendering/polyrenderer/drawers/poly_triangle.h"
+
+struct FRenderViewpoint;
+class PolyDataBuffer;
+class PolyRenderState;
+class SWSceneDrawer;
+
+class PolyFrameBuffer : public SystemBaseFrameBuffer
+{
+	typedef SystemBaseFrameBuffer Super;
+
+public:
+	RenderMemory *GetFrameMemory() { return &mFrameMemory; }
+	PolyRenderState *GetRenderState() { return mRenderState.get(); }
+	const DrawerCommandQueuePtr &GetDrawCommands();
+	void FlushDrawCommands();
+
+	unsigned int GetLightBufferBlockSize() const;
+
+	std::unique_ptr<SWSceneDrawer> swdrawer;
+
+	PolyFrameBuffer(void *hMonitor, bool fullscreen);
+	~PolyFrameBuffer();
+
+	void Update();
+
+	void InitializeState() override;
+
+	void CleanForRestart() override;
+	void PrecacheMaterial(FMaterial *mat, int translation) override;
+	void UpdatePalette() override;
+	uint32_t GetCaps() override;
+	void WriteSavePic(player_t *player, FileWriter *file, int width, int height) override;
+	sector_t *RenderView(player_t *player) override;
+	void SetTextureFilterMode() override;
+	void TextureFilterChanged() override;
+	void StartPrecaching() override;
+	void BeginFrame() override;
+	void BlurScene(float amount) override;
+	void PostProcessScene(int fixedcm, const std::function<void()> &afterBloomDrawEndScene2D) override;
+
+	IHardwareTexture *CreateHardwareTexture() override;
+	FModelRenderer *CreateModelRenderer(int mli) override;
+	IVertexBuffer *CreateVertexBuffer() override;
+	IIndexBuffer *CreateIndexBuffer() override;
+	IDataBuffer *CreateDataBuffer(int bindingpoint, bool ssbo, bool needsresize) override;
+
+	FTexture *WipeStartScreen() override;
+	FTexture *WipeEndScreen() override;
+
+	TArray<uint8_t> GetScreenshotBuffer(int &pitch, ESSType &color_type, float &gamma) override;
+
+	void SetVSync(bool vsync) override;
+	void Draw2D() override;
+
+private:
+	sector_t *RenderViewpoint(FRenderViewpoint &mainvp, AActor * camera, IntRect * bounds, float fov, float ratio, float fovratio, bool mainview, bool toscreen);
+	void RenderTextureView(FCanvasTexture *tex, AActor *Viewpoint, double FOV);
+	void DrawScene(HWDrawInfo *di, int drawmode);
+	void UpdateShadowMap();
+
+	void CheckCanvas();
+
+	std::unique_ptr<PolyRenderState> mRenderState;
+	std::unique_ptr<DCanvas> mCanvas;
+	std::shared_ptr<DrawerCommandQueue> mDrawCommands;
+	RenderMemory mFrameMemory;
+};
+
+inline PolyFrameBuffer *GetPolyFrameBuffer() { return static_cast<PolyFrameBuffer*>(screen); }