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OGL: API call reduction. Again, I don't see much a difference on my 9800GT, maybe make some games running faster.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4245 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
rice1964
2009-09-10 05:02:31 +00:00
parent c046c27815
commit 891aa44dd0
2 changed files with 77 additions and 10 deletions
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45
Source/Plugins/Plugin_VideoOGL/Src/VertexShaderCache.cpp
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@ -41,19 +41,46 @@ bool VertexShaderCache::s_displayCompileAlert;
static VERTEXSHADER *pShaderLast = NULL;
static int s_nMaxVertexInstructions;
static float lastVSconstants[C_FOGPARAMS+8][4];
void SetVSConstant4f(int const_number, float f1, float f2, float f3, float f4)
{
glProgramEnvParameter4fARB(GL_VERTEX_PROGRAM_ARB, const_number, f1, f2, f3, f4);
if( lastVSconstants[const_number][0] != f1 ||
lastVSconstants[const_number][1] != f2 ||
lastVSconstants[const_number][2] != f3 ||
lastVSconstants[const_number][3] != f4)
{
const float f[4] = {f1, f2, f3, f4};
glProgramEnvParameter4fARB(GL_VERTEX_PROGRAM_ARB, const_number, f1, f2, f3, f4);
lastVSconstants[const_number][0] = f1;
lastVSconstants[const_number][1] = f2;
lastVSconstants[const_number][2] = f3;
lastVSconstants[const_number][3] = f4;
}
}
void SetVSConstant4fv(int const_number, const float *f)
{
glProgramEnvParameter4fvARB(GL_VERTEX_PROGRAM_ARB, const_number, f);
if( lastVSconstants[const_number][0] != f[0] ||
lastVSconstants[const_number][1] != f[1] ||
lastVSconstants[const_number][2] != f[2] ||
lastVSconstants[const_number][3] != f[3])
{
glProgramEnvParameter4fvARB(GL_VERTEX_PROGRAM_ARB, const_number, f);
lastVSconstants[const_number][0] = f[0];
lastVSconstants[const_number][1] = f[1];
lastVSconstants[const_number][2] = f[2];
lastVSconstants[const_number][3] = f[3];
}
}
void VertexShaderCache::Init()
{
for( int i=0;i<(C_FOGPARAMS+8)*4;i++)
lastVSconstants[i/4][i%4] = -100000000.0f;
memset(&last_vertex_shader_uid,0xFF,sizeof(last_vertex_shader_uid));
s_displayCompileAlert = true;
glGetProgramivARB(GL_VERTEX_PROGRAM_ARB, GL_MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB, (GLint *)&s_nMaxVertexInstructions);
@ -73,6 +100,13 @@ VERTEXSHADER* VertexShaderCache::GetShader(u32 components)
VERTEXSHADERUID uid;
GetVertexShaderId(uid, components);
if (uid == last_vertex_shader_uid)
{
return pShaderLast;
}
memcpy(&last_vertex_shader_uid, &uid, sizeof(VERTEXSHADERUID));
VSCache::iterator iter = vshaders.find(uid);
if (iter != vshaders.end()) {
@ -81,10 +115,14 @@ VERTEXSHADER* VertexShaderCache::GetShader(u32 components)
if (&entry.shader != pShaderLast) {
pShaderLast = &entry.shader;
}
return pShaderLast;
}
//Make an entry in the table
VSCacheEntry& entry = vshaders[uid];
entry.frameCount = frameCount;
pShaderLast = &entry.shader;
const char *code = GenerateVertexShader(components, false);
#if defined(_DEBUG) || defined(DEBUGFAST)
@ -102,9 +140,6 @@ VERTEXSHADER* VertexShaderCache::GetShader(u32 components)
return NULL;
}
//Make an entry in the table
entry.frameCount = frameCount;
pShaderLast = &entry.shader;
INCSTAT(stats.numVertexShadersCreated);
SETSTAT(stats.numVertexShadersAlive, vshaders.size());
return pShaderLast;