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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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10
Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp
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@ -37,7 +37,11 @@ GLenum ProgramFormat;
GLuint ProgramShaderCache::PCacheEntry::prog_format = 0;
std::pair<u32, u32> ProgramShaderCache::CurrentShaderProgram;
u64 ProgramShaderCache::CurrentShaderProgram;
u64 Create_Pair(u32 key1, u32 key2)
{
return (((u64)key1) << 32) | key2;
}
const char *UniformNames[NUM_UNIFORMS] =
{
// PIXEL SHADER UNIFORMS
@ -142,7 +146,7 @@ void ProgramShaderCache::SetBothShaders(GLuint PS, GLuint VS)
return;
}
std::pair<u32, u32> ShaderPair = std::make_pair(PS, VS);
u64 ShaderPair = Create_Pair(PS, VS);
// program is already bound
if(ShaderPair == CurrentShaderProgram) return;
@ -264,7 +268,7 @@ void ProgramShaderCache::Init(void)
}
CurrentProgram = 0;
CurrentShaderProgram = std::pair<u32,u32>(0,0);
CurrentShaderProgram = 0;
}
void ProgramShaderCache::Shutdown(void)