From d7458e401e97aea882309855cc72730aa3b39920 Mon Sep 17 00:00:00 2001 From: Chad Versace Date: Tue, 10 Jul 2012 16:23:39 -0700 Subject: [PATCH] gallium/util, mesa: Refactor etc1 unpack function Move the body of util_etc1_rgb8_unpack_rgba_unorm8 into a new function that can be shared between gallium and dri drivers, texcompress_etc_tmp.h:etc1_unpack_rgba8888. CC: Chia-I Reviewed-by: Kenneth Graunke Signed-off-by: Chad Versace --- src/gallium/auxiliary/util/u_format_etc.c | 25 +---------------------- src/mesa/main/texcompress_etc_tmp.h | 34 +++++++++++++++++++++++++++++++ 2 files changed, 35 insertions(+), 24 deletions(-) diff --git a/src/gallium/auxiliary/util/u_format_etc.c b/src/gallium/auxiliary/util/u_format_etc.c index 7500e1e..f909b16 100644 --- a/src/gallium/auxiliary/util/u_format_etc.c +++ b/src/gallium/auxiliary/util/u_format_etc.c @@ -13,30 +13,7 @@ void util_format_etc1_rgb8_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) { - const unsigned bw = 4, bh = 4, bs = 8, comps = 4; - struct etc1_block block; - unsigned x, y, i, j; - - for (y = 0; y < height; y += bh) { - const uint8_t *src = src_row; - - for (x = 0; x < width; x+= bw) { - etc1_parse_block(&block, src); - - for (j = 0; j < bh; j++) { - uint8_t *dst = dst_row + (y + j) * dst_stride + x * comps; - for (i = 0; i < bw; i++) { - etc1_fetch_texel(&block, i, j, dst); - dst[3] = 255; - dst += comps; - } - } - - src += bs; - } - - src_row += src_stride; - } + etc1_unpack_rgba8888(dst_row, dst_stride, src_row, src_stride, width, height); } void diff --git a/src/mesa/main/texcompress_etc_tmp.h b/src/mesa/main/texcompress_etc_tmp.h index 5c8c6de..8bbb2cd 100644 --- a/src/mesa/main/texcompress_etc_tmp.h +++ b/src/mesa/main/texcompress_etc_tmp.h @@ -134,3 +134,37 @@ TAG(etc1_fetch_texel)(const struct TAG(etc1_block) *block, dst[1] = TAG(etc1_clamp)(base_color[1], modifier); dst[2] = TAG(etc1_clamp)(base_color[2], modifier); } + +static void +etc1_unpack_rgba8888(uint8_t *dst_row, + unsigned dst_stride, + const uint8_t *src_row, + unsigned src_stride, + unsigned width, + unsigned height) +{ + const unsigned bw = 4, bh = 4, bs = 8, comps = 4; + struct etc1_block block; + unsigned x, y, i, j; + + for (y = 0; y < height; y += bh) { + const uint8_t *src = src_row; + + for (x = 0; x < width; x+= bw) { + etc1_parse_block(&block, src); + + for (j = 0; j < bh; j++) { + uint8_t *dst = dst_row + (y + j) * dst_stride + x * comps; + for (i = 0; i < bw; i++) { + etc1_fetch_texel(&block, i, j, dst); + dst[3] = 255; + dst += comps; + } + } + + src += bs; + } + + src_row += src_stride; + } +} -- 2.7.4