ShuriZma
/
dolphin
mirror of https://github.com/dolphin-emu/dolphin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

only change shader if needed

This commit is contained in:
degasus 2013-01-15 14:22:40 +01:00
parent 85200db6a2
commit 687d74e6c2
3 changed files with 14 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp
View File

@ -131,26 +131,25 @@ void ProgramShaderCache::SetProgramBindings ( ProgramShaderCache::PCacheEntry& e
void ProgramShaderCache::SetBothShaders(GLuint PS, GLuint VS)
{
if(!PS || !VS) {
ERROR_LOG(VIDEO, "tried to bind a zero shader");
return;
}
CurrentFShader = PS;
CurrentVShader = VS;
if (CurrentFShader == 0 && CurrentVShader == 0)
{
CurrentProgram = 0;
glUseProgram(0);
return;
}
// Fragment shaders can survive without Vertex Shaders
// We have a valid fragment shader, let's create our program
// We have a valid shaders, let's create our program
std::pair<u32, u32> ShaderPair = std::make_pair(CurrentFShader, CurrentVShader);
PCache::iterator iter = pshaders.find(ShaderPair);
if (iter != pshaders.end())
{
PCacheEntry &entry = iter->second;
glUseProgram(entry.prog_id);
CurrentShaderProgram = ShaderPair;
CurrentProgram = entry.prog_id;
if(CurrentProgram != entry.prog_id) {
glUseProgram(entry.prog_id);
CurrentProgram = entry.prog_id;
CurrentShaderProgram = ShaderPair;
}
return;
}
@ -159,9 +158,7 @@ void ProgramShaderCache::SetBothShaders(GLuint PS, GLuint VS)
// Right, the program is created now
// Let's attach everything
if (entry.vsid != 0) // attaching zero vertex shader makes it freak out
glAttachShader(entry.prog_id, entry.vsid);
glAttachShader(entry.prog_id, entry.vsid);
glAttachShader(entry.prog_id, entry.psid);
if (g_ActiveConfig.backend_info.bSupportsGLSLCache)
@ -254,6 +251,8 @@ void ProgramShaderCache::Init(void)
ProgramShaderCacheInserter inserter;
g_program_disk_cache.OpenAndRead(cache_filename, inserter);
}
CurrentProgram = 0;
}
void ProgramShaderCache::Shutdown(void)

2
Source/Plugins/Plugin_VideoOGL/Src/RasterFont.cpp
View File

@ -283,8 +283,6 @@ void RasterFont::printMultilineText(const char *text, double start_x, double sta
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, texture);
glDrawArrays(GL_TRIANGLES, 0, usage/4);
glUseProgram(0);
}
}

4
Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
View File

@ -1412,8 +1412,6 @@ void Renderer::ResetAPIState()
{
// Gets us to a reasonably sane state where it's possible to do things like
// image copies with textured quads, etc.
ProgramShaderCache::SetBothShaders(0, 0);
glDisable(GL_SCISSOR_TEST);
glDisable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
@ -1434,8 +1432,6 @@ void Renderer::RestoreAPIState()
VertexShaderManager::SetViewportChanged();
glPolygonMode(GL_FRONT_AND_BACK, g_ActiveConfig.bWireFrame ? GL_LINE : GL_FILL);
ProgramShaderCache::SetBothShaders(0, 0);
VertexManager *vm = (OGL::VertexManager*)g_vertex_manager;
glBindBuffer(GL_ARRAY_BUFFER, vm->m_vertex_buffers);