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

74 lines
2.0 KiB
C++

// 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/
#ifndef _VERTEXSHADERCACHE_H
#define _VERTEXSHADERCACHE_H
#include <map>
#include "D3DUtil.h"
class VERTEXSHADERUID;
namespace DX11
{
class VertexShaderCache
{
public:
static void Init();
static void Clear();
static void Shutdown();
static bool LoadShader(u32 components);
static SharedPtr<ID3D11VertexShader> GetActiveShader() { return last_entry->shader; }
static SharedPtr<ID3D10Blob> GetActiveShaderBytecode() { return last_entry->bytecode; }
static ID3D11Buffer*const& GetConstantBuffer();
static ID3D11VertexShader* GetSimpleVertexShader();
static ID3D11VertexShader* GetClearVertexShader();
static ID3D11InputLayout* GetSimpleInputLayout();
static ID3D11InputLayout* GetClearInputLayout();
static bool VertexShaderCache::InsertByteCode(const VERTEXSHADERUID &uid, SharedPtr<ID3D10Blob> bcodeblob);
private:
struct VSCacheEntry
{
SharedPtr<ID3D11VertexShader> shader;
SharedPtr<ID3D10Blob> bytecode; // needed to initialize the input layout
int frameCount;
VSCacheEntry()
: frameCount(0)
{}
void SetByteCode(SharedPtr<ID3D10Blob> blob)
{
bytecode = blob;
}
};
typedef std::map<VERTEXSHADERUID, VSCacheEntry> VSCache;
static VSCache vshaders;
static const VSCacheEntry* last_entry;
};
} // namespace DX11
#endif // _VERTEXSHADERCACHE_H