109 lines
2.6 KiB
C++
109 lines
2.6 KiB
C++
// Copyright (C) 2003 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#ifndef _ProgramShaderCache_H_
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#define _ProgramShaderCache_H_
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#include "GLUtil.h"
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#include "VertexShaderCache.h"
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#include "PixelShaderCache.h"
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#include "PixelShaderGen.h"
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#include "VertexShaderGen.h"
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union PID
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{
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struct {
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GLuint vsid, psid;
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};
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u64 id;
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};
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class PROGRAMUID
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{
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public:
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PID uid;
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PROGRAMUID()
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{
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uid.id = 0;
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}
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PROGRAMUID(const PROGRAMUID& r)
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{
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uid.id = r.uid.id;
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}
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PROGRAMUID(GLuint _v, GLuint _p)
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{
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uid.vsid = _v;
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uid.psid = _p;
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}
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int GetNumValues() const
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{
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return uid.id;
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}
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};
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void GetProgramShaderId(PROGRAMUID *uid, GLuint _v, GLuint _p);
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namespace OGL
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{
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#define NUM_UNIFORMS 27
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extern const char *UniformNames[NUM_UNIFORMS];
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struct PROGRAMSHADER
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{
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PROGRAMSHADER() : glprogid(0), vsid(0), psid(0){}
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GLuint glprogid; // opengl program id
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GLuint vsid, psid;
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GLint attrLoc[3];
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GLint UniformLocations[NUM_UNIFORMS];
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};
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class ProgramShaderCache
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{
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struct PCacheEntry
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{
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PROGRAMSHADER program;
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int frameCount;
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PCacheEntry() : frameCount(0) {}
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void Destroy() {
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glDeleteProgram(program.glprogid);
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program.glprogid = 0;
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}
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};
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typedef std::map<std::pair<u64, u64>, PCacheEntry> PCache;
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static PCache pshaders;
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static GLuint CurrentFShader, CurrentVShader, CurrentProgram;
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static std::pair<u64, u64> CurrentShaderProgram;
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public:
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static PROGRAMSHADER GetShaderProgram();
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static GLint GetAttr(int num);
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static void SetBothShaders(GLuint PS, GLuint VS);
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static GLuint GetCurrentProgram(void);
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static void Shutdown(void);
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};
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} // namespace OGL
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#endif
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