18d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie/************************************************************************** 28d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * 38d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * Copyright (C) 2011 Red Hat Inc. 48d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * 58d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * Permission is hereby granted, free of charge, to any person obtaining a 68d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * copy of this software and associated documentation files (the "Software"), 78d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * to deal in the Software without restriction, including without limitation 88d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * the rights to use, copy, modify, merge, publish, distribute, sublicense, 98d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * and/or sell copies of the Software, and to permit persons to whom the 108d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * Software is furnished to do so, subject to the following conditions: 118d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * 128d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * The above copyright notice and this permission notice shall be included 138d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * in all copies or substantial portions of the Software. 148d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * 158d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 168d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 178d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 188d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 198d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 208d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 218d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie * 228d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie **************************************************************************/ 238d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 248d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#include <stdio.h> 258d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#include "u_math.h" 268d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#include "u_format.h" 278d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#include "u_format_rgtc.h" 288d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 29b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paulstatic void u_format_unsigned_encode_rgtc_ubyte(uint8_t *blkaddr, uint8_t srccolors[4][4], 308d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int numxpixels, int numypixels); 318d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 328d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airliestatic void u_format_unsigned_fetch_texel_rgtc(unsigned srcRowStride, const uint8_t *pixdata, 338d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned i, unsigned j, uint8_t *value, unsigned comps); 348d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 35b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paulstatic void u_format_signed_encode_rgtc_ubyte(int8_t *blkaddr, int8_t srccolors[4][4], 368d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int numxpixels, int numypixels); 378d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 388d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airliestatic void u_format_signed_fetch_texel_rgtc(unsigned srcRowStride, const int8_t *pixdata, 398d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned i, unsigned j, int8_t *value, unsigned comps); 408d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 418d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 428d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_unorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j) 438d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 448d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1); 450c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[1] = 0; 460c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[2] = 0; 470c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[3] = 255; 488d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 498d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 508d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 518d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_unorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 528d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 538d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const unsigned bw = 4, bh = 4, comps = 4; 548d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 558d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned block_size = 8; 568d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 578d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += bh) { 588d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const uint8_t *src = src_row; 598d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += bw) { 608d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < bh; ++j) { 618d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < bw; ++i) { 628d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*comps; 638d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1); 640c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[1] = 0; 650c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[2] = 0; 660c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[3] = 255; 678d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 688d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 698d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src += block_size; 708d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 718d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src_row += src_stride; 728d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 738d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 748d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 758d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 768d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, 778d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned src_stride, unsigned width, unsigned height) 788d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 798d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const unsigned bw = 4, bh = 4, bytes_per_block = 8; 808d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 818d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 828d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += bh) { 838d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t *dst = dst_row; 848d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += bw) { 858d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp[4][4]; /* [bh][bw][comps] */ 868d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < bh; ++j) { 878d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < bw; ++i) { 888d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie tmp[j][i] = src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]; 898d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 908d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 91b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_unsigned_encode_rgtc_ubyte(dst, tmp, 4, 4); 928d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst += bytes_per_block; 938d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 948d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst_row += dst_stride / sizeof(*dst_row); 958d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 968d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 978d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 988d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 998d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 1008d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 1018d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 1028d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int block_size = 8; 1038d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += 4) { 1048d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const uint8_t *src = src_row; 1058d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += 4) { 1068d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < 4; ++j) { 1078d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < 4; ++i) { 1088d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4; 1098d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp_r; 1108d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1); 1118d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[0] = ubyte_to_float(tmp_r); 1128d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[1] = 0.0; 1138d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[2] = 0.0; 1148d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[3] = 1.0; 1158d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1168d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1178d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src += block_size; 1188d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1198d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src_row += src_stride; 1208d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1218d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 1228d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1238d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 1248d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height) 1258d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 1268d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const unsigned bw = 4, bh = 4, bytes_per_block = 8; 1278d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 1288d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1298d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += bh) { 1308d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t *dst = dst_row; 1318d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += bw) { 1328d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp[4][4]; /* [bh][bw][comps] */ 1338d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < bh; ++j) { 1348d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < bw; ++i) { 1358d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie tmp[j][i] = float_to_ubyte(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]); 1368d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1378d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 138b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_unsigned_encode_rgtc_ubyte(dst, tmp, 4, 4); 1398d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst += bytes_per_block; 1408d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1418d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst_row += dst_stride / sizeof(*dst_row); 1428d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1438d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 1448d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1458d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 1468d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_unorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j) 1478d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 1488d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp_r; 1498d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1); 1508d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[0] = ubyte_to_float(tmp_r); 1518d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[1] = 0.0; 1528d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[2] = 0.0; 1538d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[3] = 1.0; 1548d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 1558d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1568d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 1578d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_snorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j) 1588d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 1598d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie fprintf(stderr,"%s\n", __func__); 1608d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 1618d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1628d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 1638d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_snorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 1648d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 1658d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie fprintf(stderr,"%s\n", __func__); 1668d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 1678d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1688d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 1698d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_snorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 1708d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 1718d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie fprintf(stderr,"%s\n", __func__); 1728d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 1738d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1748d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 1758d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height) 1768d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 1778d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const unsigned bw = 4, bh = 4, bytes_per_block = 8; 1788d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 1798d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1808d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += bh) { 1818d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t *dst = (int8_t *)dst_row; 1828d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += bw) { 1838d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t tmp[4][4]; /* [bh][bw][comps] */ 1848d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < bh; ++j) { 1858d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < bw; ++i) { 1868d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie tmp[j][i] = float_to_byte_tex(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]); 1878d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1888d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 189b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_signed_encode_rgtc_ubyte(dst, tmp, 4, 4); 1908d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst += bytes_per_block; 1918d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1928d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst_row += dst_stride / sizeof(*dst_row); 1938d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 1948d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 1958d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 1968d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 1978d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_snorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 1988d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 1998d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 2008d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int block_size = 8; 2018d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += 4) { 2028d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const int8_t *src = (int8_t *)src_row; 2038d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += 4) { 2048d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < 4; ++j) { 2058d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < 4; ++i) { 2068d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4; 2078d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t tmp_r; 2088d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1); 2098d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[0] = byte_to_float_tex(tmp_r); 2108d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[1] = 0.0; 2118d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[2] = 0.0; 2128d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[3] = 1.0; 2138d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2148d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2158d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src += block_size; 2168d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2178d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src_row += src_stride; 2188d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2198d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 2208d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2218d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 2228d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc1_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j) 2238d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 2248d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t tmp_r; 2258d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 1); 2268d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[0] = byte_to_float_tex(tmp_r); 2278d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[1] = 0.0; 2288d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[2] = 0.0; 2298d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[3] = 1.0; 2308d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 2318d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2328d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2338d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 2348d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_unorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j) 2358d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 2368d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2); 2378d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 1, 2); 2380c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[2] = 0; 2390c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[3] = 255; 2408d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 2418d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2428d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 2438d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_unorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 2448d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 2458d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const unsigned bw = 4, bh = 4, comps = 4; 2468d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 2478d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned block_size = 16; 2488d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2498d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += bh) { 2508d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const uint8_t *src = src_row; 2518d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += bw) { 2528d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < bh; ++j) { 2538d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < bw; ++i) { 2548d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*comps; 2558d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2); 2568d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 1, 2); 2570c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[2] = 0; 2580c6ee788f225e978dab3c78e18b1cf26e37edfbdDave Airlie dst[3] = 255; 2598d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2608d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2618d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src += block_size; 2628d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2638d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src_row += src_stride; 2648d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2658d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 2668d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2678d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 2688d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 2698d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 2708d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const unsigned bw = 4, bh = 4, bytes_per_block = 16; 2718d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 2728d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2738d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += bh) { 2748d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t *dst = dst_row; 2758d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += bw) { 2768d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp_r[4][4]; /* [bh][bw] */ 2778d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp_g[4][4]; /* [bh][bw] */ 2788d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < bh; ++j) { 2798d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < bw; ++i) { 2808d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie tmp_r[j][i] = src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]; 2818d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie tmp_g[j][i] = src_row[((y + j)*src_stride/sizeof(*src_row) + (x + i)*4) + 1]; 2828d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2838d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 284b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_unsigned_encode_rgtc_ubyte(dst, tmp_r, 4, 4); 285b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_unsigned_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4); 2868d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst += bytes_per_block; 2878d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2888d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst_row += dst_stride / sizeof(*dst_row); 2898d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 2908d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 2918d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2928d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 29323f92c20d721aa373d91a949586fd93a92d9f275Marek Olšákutil_format_rxtc2_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height, unsigned chan2off) 2948d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 2958d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const unsigned bw = 4, bh = 4, bytes_per_block = 16; 2968d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 2978d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 2988d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += bh) { 2998d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t *dst = dst_row; 3008d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += bw) { 3018d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp_r[4][4]; /* [bh][bw][comps] */ 3028d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp_g[4][4]; /* [bh][bw][comps] */ 3038d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < bh; ++j) { 3048d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < bw; ++i) { 3058d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie tmp_r[j][i] = float_to_ubyte(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]); 30623f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák tmp_g[j][i] = float_to_ubyte(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4 + chan2off]); 3078d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 3088d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 309b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_unsigned_encode_rgtc_ubyte(dst, tmp_r, 4, 4); 310b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_unsigned_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4); 3118d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst += bytes_per_block; 3128d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 3138d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst_row += dst_stride / sizeof(*dst_row); 3148d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 3158d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 3168d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 3178d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 31823f92c20d721aa373d91a949586fd93a92d9f275Marek Olšákutil_format_rgtc2_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height) 31923f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák{ 32023f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák util_format_rxtc2_unorm_pack_rgba_float(dst_row, dst_stride, src_row, src_stride, width, height, 1); 32123f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák} 32223f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák 32323f92c20d721aa373d91a949586fd93a92d9f275Marek Olšákvoid 3248d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 3258d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 3268d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 3278d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int block_size = 16; 3288d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += 4) { 3298d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const uint8_t *src = src_row; 3308d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += 4) { 3318d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < 4; ++j) { 3328d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < 4; ++i) { 3338d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4; 3348d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp_r, tmp_g; 3358d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2); 3368d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2); 3378d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[0] = ubyte_to_float(tmp_r); 3388d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[1] = ubyte_to_float(tmp_g); 3398d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[2] = 0.0; 3408d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[3] = 1.0; 3418d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 3428d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 3438d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src += block_size; 3448d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 3458d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src_row += src_stride; 3468d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 3478d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 3488d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 3498d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 3508d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_unorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j) 3518d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 3528d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie uint8_t tmp_r, tmp_g; 3538d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2); 3548d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2); 3558d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[0] = ubyte_to_float(tmp_r); 3568d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[1] = ubyte_to_float(tmp_g); 3578d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[2] = 0.0; 3588d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[3] = 1.0; 3598d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 3608d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 3618d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 3628d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 3638d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_snorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j) 3648d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 3658d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie fprintf(stderr,"%s\n", __func__); 3668d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 3678d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 3688d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 3698d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_snorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 3708d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 3718d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie fprintf(stderr,"%s\n", __func__); 3728d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 3738d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 3748d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 3758d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_snorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 3768d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 3778d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie fprintf(stderr,"%s\n", __func__); 3788d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 3798d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 3808d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 3818d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_snorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height) 3828d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 3838d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 3848d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int block_size = 16; 3858d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += 4) { 3868d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const int8_t *src = (int8_t *)src_row; 3878d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += 4) { 3888d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < 4; ++j) { 3898d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < 4; ++i) { 3908d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4; 3918d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t tmp_r, tmp_g; 3928d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2); 3938d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_signed_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2); 3948d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[0] = byte_to_float_tex(tmp_r); 3958d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[1] = byte_to_float_tex(tmp_g); 3968d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[2] = 0.0; 3978d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[3] = 1.0; 3988d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 3998d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 4008d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src += block_size; 4018d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 4028d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie src_row += src_stride; 4038d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 4048d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 4058d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4068d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 40723f92c20d721aa373d91a949586fd93a92d9f275Marek Olšákutil_format_rxtc2_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height, unsigned chan2off) 4088d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 4098d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie const unsigned bw = 4, bh = 4, bytes_per_block = 16; 4108d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie unsigned x, y, i, j; 4118d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4128d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(y = 0; y < height; y += bh) { 4138d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t *dst = (int8_t *)dst_row; 4148d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(x = 0; x < width; x += bw) { 4158d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t tmp_r[4][4]; /* [bh][bw][comps] */ 4168d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t tmp_g[4][4]; /* [bh][bw][comps] */ 4178d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(j = 0; j < bh; ++j) { 4188d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie for(i = 0; i < bw; ++i) { 4198d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie tmp_r[j][i] = float_to_byte_tex(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]); 42023f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák tmp_g[j][i] = float_to_byte_tex(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4 + chan2off]); 4218d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 4228d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 423b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_signed_encode_rgtc_ubyte(dst, tmp_r, 4, 4); 424b4e6afbf7715df7473723f3e0c5d714cd5721802Brian Paul u_format_signed_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4); 4258d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst += bytes_per_block; 4268d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 4278d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst_row += dst_stride / sizeof(*dst_row); 4288d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie } 4298d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 4308d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4318d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlievoid 43223f92c20d721aa373d91a949586fd93a92d9f275Marek Olšákutil_format_rgtc2_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height) 43323f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák{ 43423f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák util_format_rxtc2_snorm_pack_rgba_float(dst_row, dst_stride, src_row, src_stride, width, height, 1); 43523f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák} 43623f92c20d721aa373d91a949586fd93a92d9f275Marek Olšák 43723f92c20d721aa373d91a949586fd93a92d9f275Marek Olšákvoid 4388d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlieutil_format_rgtc2_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j) 4398d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie{ 4408d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie int8_t tmp_r, tmp_g; 4418d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 2); 4428d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie u_format_signed_fetch_texel_rgtc(0, (int8_t *)src + 8, i, j, &tmp_g, 2); 4438d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[0] = byte_to_float_tex(tmp_r); 4448d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[1] = byte_to_float_tex(tmp_g); 4458d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[2] = 0.0; 4468d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie dst[3] = 1.0; 4478d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie} 4488d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4498d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4508d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#define TAG(x) u_format_unsigned_##x 4518d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#define TYPE uint8_t 4528d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#define T_MIN 0 4538d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#define T_MAX 255 4548d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4558d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#include "../../../mesa/main/texcompress_rgtc_tmp.h" 4568d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4578d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#undef TYPE 4588d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#undef TAG 4598d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#undef T_MIN 4608d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#undef T_MAX 4618d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4628d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4638d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#define TAG(x) u_format_signed_##x 4648d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#define TYPE int8_t 4658d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#define T_MIN (int8_t)-128 4668d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#define T_MAX (int8_t)127 4678d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4688d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#include "../../../mesa/main/texcompress_rgtc_tmp.h" 4698d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie 4708d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#undef TYPE 4718d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#undef TAG 4728d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#undef T_MIN 4738d62b2aca99ba67f794dd682ed1ec49dc8826390Dave Airlie#undef T_MAX 474