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Stop using std::pair and std::map. Switch over to u64 and std::unordered_map. Provides a very small speed boost.

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This commit is contained in:
Ryan Houdek
2013-01-28 15:18:54 -06:00
parent c5fa3e0f3d
commit d94f3c4155
2 changed files with 15 additions and 7 deletions
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12
Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.h
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@ -15,7 +15,8 @@
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#pragma once
#ifndef PROGRAM_SHADER_CACHE_H_
#define PROGRAM_SHADER_CACHE_H_
#include "GLUtil.h"
@ -27,16 +28,18 @@
#include "LinearDiskCache.h"
#include "ConfigManager.h"
#include <unordered_map>
namespace OGL
{
const int NUM_UNIFORMS = 19;
extern const char *UniformNames[NUM_UNIFORMS];
u64 Create_Pair(u32 key1, u32 key2);
class ProgramShaderCache
{
public:
typedef std::pair<u32, u32> ShaderUID;
struct PCacheEntry
{
@ -59,7 +62,7 @@ public:
{
psid = pix_id;
vsid = vert_id;
uid = std::make_pair(psid, vsid);
uid = Create_Pair(psid, vsid);
prog_id = glCreateProgram();
}
@ -147,7 +150,7 @@ private:
}
};
typedef std::map<ShaderUID, PCacheEntry> PCache;
typedef std::unordered_map<u64, PCacheEntry> PCache;
static PCache pshaders;
static GLuint CurrentProgram;
@ -164,3 +167,4 @@ private:
};
} // namespace OGL
#endif