dolphin/Source/Plugins/Plugin_VideoDX11/Src/PixelShaderCache.h

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// Copyright (C) 2003 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#pragma once
#include <map>
#include <d3d11.h>
class PIXELSHADERUID;
enum DSTALPHA_MODE;
namespace DX11
{
class PixelShaderCache
{
public:
static void Init();
static void Clear();
static void Shutdown();
static bool SetShader(DSTALPHA_MODE dstAlphaMode, u32 components); // TODO: Should be renamed to LoadShader
static bool InsertByteCode(const PIXELSHADERUID &uid, const void* bytecode, unsigned int bytecodelen);
static ID3D11PixelShader* GetActiveShader() { return last_entry->shader; }
static ID3D11Buffer* &GetConstantBuffer();
static ID3D11PixelShader* GetColorMatrixProgram(bool multisampled);
static ID3D11PixelShader* GetColorCopyProgram(bool multisampled);
static ID3D11PixelShader* GetDepthMatrixProgram(bool multisampled);
static ID3D11PixelShader* GetClearProgram();
static void InvalidateMSAAShaders();
private:
struct PSCacheEntry
{
ID3D11PixelShader* shader;
int frameCount;
PSCacheEntry() : shader(NULL), frameCount(0) {}
void Destroy() { SAFE_RELEASE(shader); }
};
typedef std::map<PIXELSHADERUID, PSCacheEntry> PSCache;
static PSCache PixelShaders;
static const PSCacheEntry* last_entry;
};
} // namespace DX11