+ return MESA_FORMAT_SARGB8;
+ case GL_SLUMINANCE_EXT:
+ case GL_SLUMINANCE8_EXT:
+ if (intel->has_luminance_srgb)
+ return MESA_FORMAT_SL8;
+ else
+ return MESA_FORMAT_SARGB8;
+ case GL_SLUMINANCE_ALPHA_EXT:
+ case GL_SLUMINANCE8_ALPHA8_EXT:
+ if (intel->has_luminance_srgb)
+ return MESA_FORMAT_SLA8;
+ else
+ return MESA_FORMAT_SARGB8;