diff options
author | José Fonseca <jfonseca@vmware.com> | 2010-08-10 16:32:29 +0100 |
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committer | José Fonseca <jfonseca@vmware.com> | 2010-08-10 16:37:19 +0100 |
commit | 247b253d326819e9c62801d741b3740a27aeaf8a (patch) | |
tree | ca88de4c71b68e3085900f4e9f1771d8a07814da /src/gallium/auxiliary | |
parent | f263fdee8146719b14d9f9b14cf0c224461f35dc (diff) |
util: Add util_format_srgb().
To convert RGB -> SRGB format.
Diffstat (limited to 'src/gallium/auxiliary')
-rw-r--r-- | src/gallium/auxiliary/util/u_format.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h index 38254b1096..8e786a390a 100644 --- a/src/gallium/auxiliary/util/u_format.h +++ b/src/gallium/auxiliary/util/u_format.h @@ -631,6 +631,44 @@ util_format_has_alpha(enum pipe_format format) } /** + * Return the matching SRGB format, or PIPE_FORMAT_NONE if none. + */ +static INLINE enum pipe_format +util_format_srgb(enum pipe_format format) +{ + switch (format) { + case PIPE_FORMAT_L8_UNORM: + return PIPE_FORMAT_L8_SRGB; + case PIPE_FORMAT_L8A8_UNORM: + return PIPE_FORMAT_L8A8_SRGB; + case PIPE_FORMAT_R8G8B8_UNORM: + return PIPE_FORMAT_R8G8B8_SRGB; + case PIPE_FORMAT_A8B8G8R8_UNORM: + return PIPE_FORMAT_A8B8G8R8_SRGB; + case PIPE_FORMAT_X8B8G8R8_UNORM: + return PIPE_FORMAT_X8B8G8R8_SRGB; + case PIPE_FORMAT_B8G8R8A8_UNORM: + return PIPE_FORMAT_B8G8R8A8_SRGB; + case PIPE_FORMAT_B8G8R8X8_UNORM: + return PIPE_FORMAT_B8G8R8X8_SRGB; + case PIPE_FORMAT_A8R8G8B8_UNORM: + return PIPE_FORMAT_A8R8G8B8_SRGB; + case PIPE_FORMAT_X8R8G8B8_UNORM: + return PIPE_FORMAT_X8R8G8B8_SRGB; + case PIPE_FORMAT_DXT1_RGB: + return PIPE_FORMAT_DXT1_SRGB; + case PIPE_FORMAT_DXT1_RGBA: + return PIPE_FORMAT_DXT1_SRGBA; + case PIPE_FORMAT_DXT3_RGBA: + return PIPE_FORMAT_DXT3_SRGBA; + case PIPE_FORMAT_DXT5_RGBA: + return PIPE_FORMAT_DXT5_SRGBA; + default: + return PIPE_FORMAT_NONE; + } +} + +/** * Return the number of components stored. * Formats with block size != 1x1 will always have 1 component (the block). */ |