153    case GL_LUMINANCE:  in get_map_idx()
383    case GL_LUMINANCE:  in _mesa_components_in_format()
591    case GL_LUMINANCE:  in _mesa_is_enum_format_unsized()
645       case GL_LUMINANCE:  in _mesa_is_enum_format_unorm()
996       case GL_LUMINANCE:  in _mesa_is_color_format()
1486       return GL_LUMINANCE;  in _mesa_unpack_format_to_base_format()
1498    case GL_LUMINANCE:  in _mesa_unpack_format_to_base_format()
1530    case GL_LUMINANCE:  in _mesa_base_format_to_integer_format()
1598       if (base_format == GL_LUMINANCE ||  in _mesa_base_format_has_channel()
1658       return GL_LUMINANCE;  in _mesa_generic_compressed_format_to_uncompressed_format()
1697    case GL_LUMINANCE:  in _mesa_get_nongeneric_internalformat()
1762       return GL_LUMINANCE;  in _mesa_get_linear_internalformat()
1891       case GL_LUMINANCE:  in _mesa_error_check_format_and_type()
1933       case GL_LUMINANCE:  in _mesa_error_check_format_and_type()
2195    case GL_LUMINANCE:  in _mesa_es_error_check_format_and_type()
2275    case GL_LUMINANCE:  in _mesa_base_tex_format()
2280       return (ctx->API != API_OPENGL_CORE) ? GL_LUMINANCE : -1;  in _mesa_base_tex_format()
2378       return GL_LUMINANCE;  in _mesa_base_tex_format()
2420          return GL_LUMINANCE;  in _mesa_base_tex_format()
2437          return GL_LUMINANCE;  in _mesa_base_tex_format()
2468          return GL_LUMINANCE;  in _mesa_base_tex_format()
2499          return GL_LUMINANCE;  in _mesa_base_tex_format()
2562          return GL_LUMINANCE;  in _mesa_base_tex_format()
2698       case GL_LUMINANCE:  in gles_effective_internal_format_for_format_and_type()
2753       case GL_LUMINANCE:  in gles_effective_internal_format_for_format_and_type()
3424    case GL_LUMINANCE:  in _mesa_gles_error_check_format_and_type()
3438                (format == GL_LUMINANCE && internalFormat == GL_LUMINANCE8) ||  in _mesa_gles_error_check_format_and_type()
3510    case GL_LUMINANCE:  in get_swizzle_from_gl_format()