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Add support for Dual source blending to older ATI cards that don't support 420pack but do support GL_ARB_blend_func_extended. This is more proper as well anyways.

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This commit is contained in:
Ryan Houdek 2011-12-29 00:32:06 -06:00 • committed by Sonicadvance1
commit 2e15440896
7 changed files with 53 additions and 27 deletions
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8
Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp
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@ -91,6 +91,14 @@ void ProgramShaderCache::SetProgramVariables(PCacheEntry &entry)
if (entry.UniformLocations[a] != -1)
glUniform1i(entry.UniformLocations[a], a);
}
if (g_ActiveConfig.backend_info.bSupportsGLSLBlend)
{
// So we don't support binding, but we do support extended blending
// So we need to set a few more things here.
// Bind our out locations
glBindFragDataLocationIndexed(entry.prog_id, 0, 0, "ocol0");
glBindFragDataLocationIndexed(entry.prog_id, 0, 1, "ocol1");
}
}
// Need to get some attribute locations