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

73 lines
1.7 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 <string>
#include "BPMemory.h"
#include "VertexShaderGen.h"
struct VERTEXSHADER
{
VERTEXSHADER() : glprogid(0) {}
GLuint glprogid; // opengl program id
#if defined(_DEBUG) || defined(DEBUGFAST)
std::string strprog;
#endif
};
class VertexShaderCache
{
struct VSCacheEntry
{
VERTEXSHADER shader;
int frameCount;
VSCacheEntry() : frameCount(0) {}
void Destroy() {
// printf("Destroying vs %i\n", shader.glprogid);
glDeleteProgramsARB(1, &shader.glprogid);
shader.glprogid = 0;
}
};
typedef std::map<VERTEXSHADERUID, VSCacheEntry> VSCache;
static VSCache vshaders;
static bool s_displayCompileAlert;
static GLuint CurrentShader;
static bool ShaderEnabled;
public:
static void Init();
static void Shutdown();
static VERTEXSHADER* GetShader(u32 components);
static bool CompileVertexShader(VERTEXSHADER& ps, const char* pstrprogram);
static void SetCurrentShader(GLuint Shader);
static void DisableShader();
};
#endif // _VERTEXSHADERCACHE_H_