diff options
author | José Fonseca <jrfonseca@tungstengraphics.com> | 2008-07-16 14:10:35 +0900 |
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committer | José Fonseca <jrfonseca@tungstengraphics.com> | 2008-07-16 14:13:09 +0900 |
commit | fbf0f6bd4d6ec20ead2797042866e6e910cd0f77 (patch) | |
tree | 44cfdf3bf5d06fe5528b9ea0040488b31093bd7b /src/gallium/include/pipe | |
parent | 0c2c0a862c40c0ed39a9ac52344d22c8a7c8b100 (diff) |
gallium: Add pf_is_compressed utility function.
Diffstat (limited to 'src/gallium/include/pipe')
-rw-r--r-- | src/gallium/include/pipe/p_format.h | 31 |
1 files changed, 11 insertions, 20 deletions
diff --git a/src/gallium/include/pipe/p_format.h b/src/gallium/include/pipe/p_format.h index a2c6155d018..fefb8fdf1b7 100644 --- a/src/gallium/include/pipe/p_format.h +++ b/src/gallium/include/pipe/p_format.h @@ -519,27 +519,18 @@ pf_get_nblocks(const struct pipe_format_block *block, unsigned width, unsigned h return pf_get_nblocksx(block, width)*pf_get_nblocksy(block, height); } -static INLINE void -pipe_rect_to_blocks(const struct pipe_format_block *block, - unsigned *width, unsigned *height, - unsigned *src_x, unsigned *src_y, - unsigned *dst_x, unsigned *dst_y) +static INLINE boolean +pf_is_compressed( enum pipe_format format ) { - assert(block->size > 0); - assert(block->width > 0); - assert(block->height > 0); - if(width) - *width = pf_get_nblocksx(block, *width); - if(height) - *height = pf_get_nblocksy(block, *height); - if(src_x) - *src_x /= block->width; - if(src_y) - *src_y /= block->height; - if(dst_x) - *dst_x /= block->width; - if(dst_y) - *dst_y /= block->height; + switch (format) { + case PIPE_FORMAT_DXT1_RGB: + case PIPE_FORMAT_DXT1_RGBA: + case PIPE_FORMAT_DXT3_RGBA: + case PIPE_FORMAT_DXT5_RGBA: + return TRUE; + default: + return FALSE; + } } #ifdef __cplusplus |