diff options
Diffstat (limited to 'src/gallium/auxiliary/util')
-rw-r--r-- | src/gallium/auxiliary/util/u_format.h | 29 | ||||
-rw-r--r-- | src/gallium/auxiliary/util/u_gen_mipmap.c | 5 |
2 files changed, 32 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h index 583b62e606..3ac5384024 100644 --- a/src/gallium/auxiliary/util/u_format.h +++ b/src/gallium/auxiliary/util/u_format.h @@ -183,6 +183,35 @@ util_format_get_block(enum pipe_format format, block->height = desc->block.height; } +/** + * Return total bits needed for the pixel format. + */ +static INLINE uint +util_format_get_bits(enum pipe_format format) +{ + const struct util_format_description *desc = util_format_description(format); + + assert(format); + if (!format) { + return 0; + } + + return desc->block.bits / (desc->block.width * desc->block.height); +} + +/** + * Return bytes per pixel for the given format. + */ +static INLINE uint +util_format_get_size(enum pipe_format format) +{ + uint bits = util_format_get_bits(format); + + assert(bits % 8 == 0); + + return bits / 8; +} + /* * Format access functions. diff --git a/src/gallium/auxiliary/util/u_gen_mipmap.c b/src/gallium/auxiliary/util/u_gen_mipmap.c index f67f1e458d..70ec925d15 100644 --- a/src/gallium/auxiliary/util/u_gen_mipmap.c +++ b/src/gallium/auxiliary/util/u_gen_mipmap.c @@ -41,6 +41,7 @@ #include "pipe/p_shader_tokens.h" #include "pipe/p_state.h" +#include "util/u_format.h" #include "util/u_memory.h" #include "util/u_draw_quad.h" #include "util/u_gen_mipmap.h" @@ -996,7 +997,7 @@ reduce_2d(enum pipe_format pformat, { enum dtype datatype; uint comps; - const int bpt = pf_get_size(pformat); + const int bpt = util_format_get_size(pformat); const ubyte *srcA, *srcB; ubyte *dst; int row; @@ -1035,7 +1036,7 @@ reduce_3d(enum pipe_format pformat, int dstWidth, int dstHeight, int dstDepth, int dstRowStride, ubyte *dstPtr) { - const int bpt = pf_get_size(pformat); + const int bpt = util_format_get_size(pformat); const int border = 0; int img, row; int bytesPerSrcImage, bytesPerDstImage; |