diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915/i830_texstate.c')
| -rw-r--r-- | src/mesa/drivers/dri/i915/i830_texstate.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_texstate.c b/src/mesa/drivers/dri/i915/i830_texstate.c index a393fd1d52e..ba452279baf 100644 --- a/src/mesa/drivers/dri/i915/i830_texstate.c +++ b/src/mesa/drivers/dri/i915/i830_texstate.c @@ -125,6 +125,25 @@ static GLboolean i830SetTexImages( i830ContextPtr i830, textureFormat = MAPSURF_COMPRESSED | MT_COMPRESS_FXT1; break; + case MESA_FORMAT_RGBA_DXT1: + case MESA_FORMAT_RGB_DXT1: + /* + * DXTn pitches are Width/4 * blocksize in bytes + * for DXT1: blocksize=8 so Width/4*8 = Width * 2 + * for DXT3/5: blocksize=16 so Width/4*16 = Width * 4 + */ + t->intel.texelBytes = 2; + textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1); + break; + case MESA_FORMAT_RGBA_DXT3: + t->intel.texelBytes = 4; + textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3); + break; + case MESA_FORMAT_RGBA_DXT5: + t->intel.texelBytes = 4; + textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5); + break; + default: fprintf(stderr, "%s: bad image format\n", __FUNCTION__); abort(); |