OpenGL: use shader 420pack if available to staticly bind ubo location

Bindung locations after compiling a shader stalls the driver. So if we manage not to bind anything after compilation, the lag would be reduced much.
This commit is contained in:
degasus 2014-01-05 10:38:45 +01:00
parent 4fff5ac90d
commit c42f274e22
5 changed files with 8 additions and 4 deletions

View file

@ -284,7 +284,7 @@ static inline void GeneratePixelShader(T& out, DSTALPHA_MODE dstAlphaMode, API_T
out.Write("\n");
if (g_ActiveConfig.backend_info.bSupportsGLSLUBO)
out.Write("layout(std140) uniform PSBlock {\n");
out.Write("layout(std140%s) uniform PSBlock {\n", g_ActiveConfig.backend_info.bSupportShadingLanguage420pack ? ", binding = 1" : "");
DeclareUniform(out, ApiType, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_COLORS, "float4", I_COLORS"[4]");
DeclareUniform(out, ApiType, g_ActiveConfig.backend_info.bSupportsGLSLUBO, C_KCOLORS, "float4", I_KCOLORS"[4]");