57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
#pragma once
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#include <d3d11.h>
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class PostProcesser
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{
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public:
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static PostProcesser& GetInstance()
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{
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static PostProcesser instance;
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return instance;
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}
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void Init();
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void Apply() const;
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void SetViewport(const D3D11_VIEWPORT& viewport);
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void ResetViewport();
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void CopyBackbuffer(); // Copy backbuffer once before multi-pass gamma
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void ApplyFromCopied() const; // Apply gamma using already-copied offscreen texture
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void Cleanup();
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void SetGamma(float gamma);
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float GetGamma() const { return m_gamma; }
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PostProcesser(const PostProcesser&) = delete;
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PostProcesser& operator=(const PostProcesser&) = delete;
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private:
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PostProcesser();
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~PostProcesser();
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static bool IsRunningUnderWine();
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ID3D11Texture2D* m_pGammaOffscreenTex = nullptr;
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ID3D11ShaderResourceView* m_pGammaOffscreenSRV = nullptr;
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ID3D11RenderTargetView* m_pGammaOffscreenRTV = nullptr;
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ID3D11VertexShader* m_pGammaVS = nullptr;
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ID3D11PixelShader* m_pGammaPS = nullptr;
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ID3D11Buffer* m_pGammaCB = nullptr;
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ID3D11SamplerState* m_pGammaSampler = nullptr;
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ID3D11RasterizerState* m_pGammaRastState = nullptr;
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ID3D11DepthStencilState* m_pGammaDepthState = nullptr;
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ID3D11BlendState* m_pGammaBlendState = nullptr;
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bool m_initialized = false;
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float m_gamma = 1.0f;
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bool m_wineMode = false;
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D3D11_VIEWPORT m_customViewport;
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bool m_useCustomViewport = false;
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struct GammaCBData
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{
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float gamma;
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float pad[3];
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};
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static const char* g_gammaVSCode;
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static const char* g_gammaPSCode;
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}; |