diff options
author | Eric Anholt <[email protected]> | 2010-05-13 14:48:13 -0700 |
---|---|---|
committer | Eric Anholt <[email protected]> | 2010-05-14 11:27:59 -0700 |
commit | 7554b83a21bd62b20df5a7327b69f08108ac9ab6 (patch) | |
tree | b0c2856d5778831759e2b9e82075df3614cae4f2 /src | |
parent | 07ff65925fdcc2d0ff449b6474f3cbd1351b2b18 (diff) |
intel: Handle arbitrary compressed formats in intel_compressed_num_bytes.
Note that we don't support arbitrary block size for compressed quite
yet -- block height of 4 is hard-coded all over the place.
Bug #27098 (srgb dxt1 producing a bytes per pixel of 0).
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_tex_format.c | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_tex_format.c b/src/mesa/drivers/dri/intel/intel_tex_format.c index 7be5231eaef..610a169beb2 100644 --- a/src/mesa/drivers/dri/intel/intel_tex_format.c +++ b/src/mesa/drivers/dri/intel/intel_tex_format.c @@ -1,7 +1,7 @@ #include "intel_context.h" #include "intel_tex.h" #include "main/enums.h" - +#include "main/formats.h" /** * Choose hardware texture format given the user's glTexImage parameters. @@ -208,22 +208,11 @@ intelChooseTextureFormat(GLcontext * ctx, GLint internalFormat, int intel_compressed_num_bytes(GLuint mesaFormat) { - int bytes = 0; - switch(mesaFormat) { - - case MESA_FORMAT_RGB_FXT1: - case MESA_FORMAT_RGBA_FXT1: - case MESA_FORMAT_RGB_DXT1: - case MESA_FORMAT_RGBA_DXT1: - bytes = 2; - break; - - case MESA_FORMAT_RGBA_DXT3: - case MESA_FORMAT_RGBA_DXT5: - bytes = 4; - default: - break; - } - - return bytes; + GLuint bw, bh; + GLuint block_size; + + block_size = _mesa_get_format_bytes(mesaFormat); + _mesa_get_format_block_size(mesaFormat, &bw, &bh); + + return block_size / bh; } |