# some special formats not fitting anywhere else
PIPE_FORMAT_R10G10B10A2_USCALED , plain, 1, 1, u10 , u10 , u10 , u2 , xyzw, rgb
PIPE_FORMAT_R11G11B10_FLOAT , plain, 1, 1, f11 , f11 , f10 , , xyz1, rgb
-PIPE_FORMAT_R9G9B9E5_FLOAT , compressed, 1, 1, x32 , , , , xyz1, rgb
-PIPE_FORMAT_R1_UNORM , compressed, 8, 1, x8 , , , , x001, rgb
+PIPE_FORMAT_R9G9B9E5_FLOAT , other, 1, 1, x32 , , , , xyz1, rgb
+PIPE_FORMAT_R1_UNORM , other, 8, 1, x8 , , , , x001, rgb
# Compressed formats
-PIPE_FORMAT_DXT1_RGB , compressed, 4, 4, x64 , , , , xyz1, rgb
-PIPE_FORMAT_DXT1_RGBA , compressed, 4, 4, x64 , , , , xyzw, rgb
-PIPE_FORMAT_DXT3_RGBA , compressed, 4, 4, x128, , , , xyzw, rgb
-PIPE_FORMAT_DXT5_RGBA , compressed, 4, 4, x128, , , , xyzw, rgb
-PIPE_FORMAT_DXT1_SRGB , compressed, 4, 4, x64 , , , , xyz1, srgb
-PIPE_FORMAT_DXT1_SRGBA , compressed, 4, 4, x64 , , , , xyzw, srgb
-PIPE_FORMAT_DXT3_SRGBA , compressed, 4, 4, x128, , , , xyzw, srgb
-PIPE_FORMAT_DXT5_SRGBA , compressed, 4, 4, x128, , , , xyzw, srgb
-PIPE_FORMAT_RGTC1_UNORM , compressed, 4, 4, x64, , , , x001, rgb
-PIPE_FORMAT_RGTC1_SNORM , compressed, 4, 4, x64, , , , x001, rgb
-PIPE_FORMAT_RGTC2_UNORM , compressed, 4, 4, x128, , , , xy01, rgb
-PIPE_FORMAT_RGTC2_SNORM , compressed, 4, 4, x128, , , , xy01, rgb
+# - http://en.wikipedia.org/wiki/S3_Texture_Compression
+# - http://www.opengl.org/registry/specs/EXT/texture_compression_s3tc.txt
+# - http://www.opengl.org/registry/specs/ARB/texture_compression_rgtc.txt
+# - http://msdn.microsoft.com/en-us/library/bb694531.aspx
+PIPE_FORMAT_DXT1_RGB , s3tc, 4, 4, x64 , , , , xyz1, rgb
+PIPE_FORMAT_DXT1_RGBA , s3tc, 4, 4, x64 , , , , xyzw, rgb
+PIPE_FORMAT_DXT3_RGBA , s3tc, 4, 4, x128, , , , xyzw, rgb
+PIPE_FORMAT_DXT5_RGBA , s3tc, 4, 4, x128, , , , xyzw, rgb
+PIPE_FORMAT_DXT1_SRGB , s3tc, 4, 4, x64 , , , , xyz1, srgb
+PIPE_FORMAT_DXT1_SRGBA , s3tc, 4, 4, x64 , , , , xyzw, srgb
+PIPE_FORMAT_DXT3_SRGBA , s3tc, 4, 4, x128, , , , xyzw, srgb
+PIPE_FORMAT_DXT5_SRGBA , s3tc, 4, 4, x128, , , , xyzw, srgb
+
+PIPE_FORMAT_RGTC1_UNORM , rgtc, 4, 4, x64, , , , x001, rgb
+PIPE_FORMAT_RGTC1_SNORM , rgtc, 4, 4, x64, , , , x001, rgb
+PIPE_FORMAT_RGTC2_UNORM , rgtc, 4, 4, x128, , , , xy01, rgb
+PIPE_FORMAT_RGTC2_SNORM , rgtc, 4, 4, x128, , , , xy01, rgb
# Straightforward D3D10-like formats (also used for
# vertex buffer element description)