diff options
author | Dave Airlie <airliedfreedesktop.org> | 2006-11-10 00:32:35 +0000 |
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committer | Dave Airlie <airliedfreedesktop.org> | 2006-11-10 00:32:35 +0000 |
commit | 28623163098a92bf43af882fbc63e9ce9f910a26 (patch) | |
tree | a07523e6fa8b28e1ae63a17d93bfdebb452e7d5b /src/mesa/drivers/dri/i915tex/intel_tex_format.c | |
parent | d7815f59134b0fb5cb3b56b72b22ba55002265ac (diff) |
Fix up texture compression at least Get and TexImage, not too sure about
how to fix SubTexImage with compressed textures
Diffstat (limited to 'src/mesa/drivers/dri/i915tex/intel_tex_format.c')
-rw-r--r-- | src/mesa/drivers/dri/i915tex/intel_tex_format.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i915tex/intel_tex_format.c b/src/mesa/drivers/dri/i915tex/intel_tex_format.c index 33281295dc..6e058dff69 100644 --- a/src/mesa/drivers/dri/i915tex/intel_tex_format.c +++ b/src/mesa/drivers/dri/i915tex/intel_tex_format.c @@ -148,3 +148,25 @@ intelChooseTextureFormat(GLcontext * ctx, GLint internalFormat, return NULL; /* never get here */ } + +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; +} |