1 /* This file is autogenerated by u_format_srgb.py. Do not edit directly. */ 2 3 /************************************************************************** 4 * 5 * Copyright 2010 VMware, Inc. 6 * All Rights Reserved. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a 9 * copy of this software and associated documentation files (the 10 * "Software"), to deal in the Software without restriction, including 11 * without limitation the rights to use, copy, modify, merge, publish, 12 * distribute, sub license, and/or sell copies of the Software, and to 13 * permit persons to whom the Software is furnished to do so, subject to 14 * the following conditions: 15 * 16 * The above copyright notice and this permission notice (including the 17 * next paragraph) shall be included in all copies or substantial portions 18 * of the Software. 19 * 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 21 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 23 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 24 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 25 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 26 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 27 * 28 **************************************************************************/ 29 30 /** 31 * @file 32 * SRGB translation. 33 * 34 * @author Brian Paul <brianp@vmware.com> 35 * @author Michal Krol <michal@vmware.com> 36 * @author Jose Fonseca <jfonseca@vmware.com> 37 */ 38 39 #include "format_srgb.h" 40 41 const float 42 util_format_srgb_8unorm_to_linear_float_table[256] = { 43 0.0000000e+00, 3.0352698e-04, 6.0705397e-04, 9.1058095e-04, 44 1.2141079e-03, 1.5176349e-03, 1.8211619e-03, 2.1246889e-03, 45 2.4282159e-03, 2.7317429e-03, 3.0352698e-03, 3.3465358e-03, 46 3.6765073e-03, 4.0247170e-03, 4.3914420e-03, 4.7769535e-03, 47 5.1815167e-03, 5.6053916e-03, 6.0488330e-03, 6.5120908e-03, 48 6.9954102e-03, 7.4990320e-03, 8.0231930e-03, 8.5681256e-03, 49 9.1340587e-03, 9.7212173e-03, 1.0329823e-02, 1.0960094e-02, 50 1.1612245e-02, 1.2286488e-02, 1.2983032e-02, 1.3702083e-02, 51 1.4443844e-02, 1.5208514e-02, 1.5996293e-02, 1.6807376e-02, 52 1.7641954e-02, 1.8500220e-02, 1.9382361e-02, 2.0288563e-02, 53 2.1219010e-02, 2.2173885e-02, 2.3153366e-02, 2.4157632e-02, 54 2.5186860e-02, 2.6241222e-02, 2.7320892e-02, 2.8426040e-02, 55 2.9556834e-02, 3.0713444e-02, 3.1896033e-02, 3.3104767e-02, 56 3.4339807e-02, 3.5601315e-02, 3.6889450e-02, 3.8204372e-02, 57 3.9546235e-02, 4.0915197e-02, 4.2311411e-02, 4.3735029e-02, 58 4.5186204e-02, 4.6665086e-02, 4.8171824e-02, 4.9706566e-02, 59 5.1269458e-02, 5.2860647e-02, 5.4480276e-02, 5.6128490e-02, 60 5.7805430e-02, 5.9511238e-02, 6.1246054e-02, 6.3010018e-02, 61 6.4803267e-02, 6.6625939e-02, 6.8478170e-02, 7.0360096e-02, 62 7.2271851e-02, 7.4213568e-02, 7.6185381e-02, 7.8187422e-02, 63 8.0219820e-02, 8.2282707e-02, 8.4376212e-02, 8.6500462e-02, 64 8.8655586e-02, 9.0841711e-02, 9.3058963e-02, 9.5307467e-02, 65 9.7587347e-02, 9.9898728e-02, 1.0224173e-01, 1.0461648e-01, 66 1.0702310e-01, 1.0946171e-01, 1.1193243e-01, 1.1443537e-01, 67 1.1697067e-01, 1.1953843e-01, 1.2213877e-01, 1.2477182e-01, 68 1.2743768e-01, 1.3013648e-01, 1.3286832e-01, 1.3563333e-01, 69 1.3843162e-01, 1.4126329e-01, 1.4412847e-01, 1.4702727e-01, 70 1.4995979e-01, 1.5292615e-01, 1.5592646e-01, 1.5896084e-01, 71 1.6202938e-01, 1.6513219e-01, 1.6826940e-01, 1.7144110e-01, 72 1.7464740e-01, 1.7788842e-01, 1.8116424e-01, 1.8447499e-01, 73 1.8782077e-01, 1.9120168e-01, 1.9461783e-01, 1.9806932e-01, 74 2.0155625e-01, 2.0507874e-01, 2.0863687e-01, 2.1223076e-01, 75 2.1586050e-01, 2.1952620e-01, 2.2322796e-01, 2.2696587e-01, 76 2.3074005e-01, 2.3455058e-01, 2.3839757e-01, 2.4228112e-01, 77 2.4620133e-01, 2.5015828e-01, 2.5415209e-01, 2.5818285e-01, 78 2.6225066e-01, 2.6635560e-01, 2.7049779e-01, 2.7467731e-01, 79 2.7889426e-01, 2.8314874e-01, 2.8744084e-01, 2.9177065e-01, 80 2.9613827e-01, 3.0054379e-01, 3.0498731e-01, 3.0946892e-01, 81 3.1398871e-01, 3.1854678e-01, 3.2314321e-01, 3.2777810e-01, 82 3.3245154e-01, 3.3716362e-01, 3.4191442e-01, 3.4670406e-01, 83 3.5153260e-01, 3.5640014e-01, 3.6130678e-01, 3.6625260e-01, 84 3.7123768e-01, 3.7626212e-01, 3.8132601e-01, 3.8642943e-01, 85 3.9157248e-01, 3.9675523e-01, 4.0197778e-01, 4.0724021e-01, 86 4.1254261e-01, 4.1788507e-01, 4.2326767e-01, 4.2869050e-01, 87 4.3415364e-01, 4.3965717e-01, 4.4520119e-01, 4.5078578e-01, 88 4.5641102e-01, 4.6207700e-01, 4.6778380e-01, 4.7353150e-01, 89 4.7932018e-01, 4.8514994e-01, 4.9102085e-01, 4.9693300e-01, 90 5.0288646e-01, 5.0888132e-01, 5.1491767e-01, 5.2099557e-01, 91 5.2711513e-01, 5.3327640e-01, 5.3947949e-01, 5.4572446e-01, 92 5.5201140e-01, 5.5834039e-01, 5.6471151e-01, 5.7112483e-01, 93 5.7758044e-01, 5.8407842e-01, 5.9061884e-01, 5.9720179e-01, 94 6.0382734e-01, 6.1049557e-01, 6.1720656e-01, 6.2396039e-01, 95 6.3075714e-01, 6.3759687e-01, 6.4447968e-01, 6.5140564e-01, 96 6.5837482e-01, 6.6538730e-01, 6.7244316e-01, 6.7954247e-01, 97 6.8668531e-01, 6.9387176e-01, 7.0110189e-01, 7.0837578e-01, 98 7.1569350e-01, 7.2305513e-01, 7.3046074e-01, 7.3791041e-01, 99 7.4540421e-01, 7.5294222e-01, 7.6052450e-01, 7.6815115e-01, 100 7.7582222e-01, 7.8353779e-01, 7.9129794e-01, 7.9910274e-01, 101 8.0695226e-01, 8.1484657e-01, 8.2278575e-01, 8.3076988e-01, 102 8.3879901e-01, 8.4687323e-01, 8.5499261e-01, 8.6315721e-01, 103 8.7136712e-01, 8.7962240e-01, 8.8792312e-01, 8.9626935e-01, 104 9.0466117e-01, 9.1309865e-01, 9.2158186e-01, 9.3011086e-01, 105 9.3868573e-01, 9.4730654e-01, 9.5597335e-01, 9.6468625e-01, 106 9.7344529e-01, 9.8225055e-01, 9.9110210e-01, 1.0000000e+00, 107 }; 108 109 const uint8_t 110 util_format_srgb_to_linear_8unorm_table[256] = { 111 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 112 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 113 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 114 8, 8, 8, 8, 9, 9, 9, 10, 10, 10, 11, 11, 12, 12, 12, 13, 115 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 17, 18, 18, 19, 19, 20, 116 20, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 27, 27, 28, 29, 29, 117 30, 30, 31, 32, 32, 33, 34, 35, 35, 36, 37, 37, 38, 39, 40, 41, 118 41, 42, 43, 44, 45, 45, 46, 47, 48, 49, 50, 51, 51, 52, 53, 54, 119 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 120 71, 72, 73, 74, 76, 77, 78, 79, 80, 81, 82, 84, 85, 86, 87, 88, 121 90, 91, 92, 93, 95, 96, 97, 99, 100, 101, 103, 104, 105, 107, 108, 109, 122 111, 112, 114, 115, 116, 118, 119, 121, 122, 124, 125, 127, 128, 130, 131, 133, 123 134, 136, 138, 139, 141, 142, 144, 146, 147, 149, 151, 152, 154, 156, 157, 159, 124 161, 163, 164, 166, 168, 170, 171, 173, 175, 177, 179, 181, 183, 184, 186, 188, 125 190, 192, 194, 196, 198, 200, 202, 204, 206, 208, 210, 212, 214, 216, 218, 220, 126 222, 224, 226, 229, 231, 233, 235, 237, 239, 242, 244, 246, 248, 250, 253, 255, 127 }; 128 129 const uint8_t 130 util_format_linear_to_srgb_8unorm_table[256] = { 131 0, 13, 22, 28, 34, 38, 42, 46, 50, 53, 56, 59, 61, 64, 66, 69, 132 71, 73, 75, 77, 79, 81, 83, 85, 86, 88, 90, 92, 93, 95, 96, 98, 133 99, 101, 102, 104, 105, 106, 108, 109, 110, 112, 113, 114, 115, 117, 118, 119, 134 120, 121, 122, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 135 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 148, 149, 150, 151, 136 152, 153, 154, 155, 155, 156, 157, 158, 159, 159, 160, 161, 162, 163, 163, 164, 137 165, 166, 167, 167, 168, 169, 170, 170, 171, 172, 173, 173, 174, 175, 175, 176, 138 177, 178, 178, 179, 180, 180, 181, 182, 182, 183, 184, 185, 185, 186, 187, 187, 139 188, 189, 189, 190, 190, 191, 192, 192, 193, 194, 194, 195, 196, 196, 197, 197, 140 198, 199, 199, 200, 200, 201, 202, 202, 203, 203, 204, 205, 205, 206, 206, 207, 141 208, 208, 209, 209, 210, 210, 211, 212, 212, 213, 213, 214, 214, 215, 215, 216, 142 216, 217, 218, 218, 219, 219, 220, 220, 221, 221, 222, 222, 223, 223, 224, 224, 143 225, 226, 226, 227, 227, 228, 228, 229, 229, 230, 230, 231, 231, 232, 232, 233, 144 233, 234, 234, 235, 235, 236, 236, 237, 237, 238, 238, 238, 239, 239, 240, 240, 145 241, 241, 242, 242, 243, 243, 244, 244, 245, 245, 246, 246, 246, 247, 247, 248, 146 248, 249, 249, 250, 250, 251, 251, 251, 252, 252, 253, 253, 254, 254, 255, 255, 147 }; 148 149 const unsigned 150 util_format_linear_to_srgb_helper_table[104] = { 151 0x0073000d, 0x007a000d, 0x0080000d, 0x0087000d, 152 0x008d000d, 0x0094000d, 0x009a000d, 0x00a1000d, 153 0x00a7001a, 0x00b4001a, 0x00c1001a, 0x00ce001a, 154 0x00da001a, 0x00e7001a, 0x00f4001a, 0x0101001a, 155 0x010e0033, 0x01280033, 0x01410033, 0x015b0033, 156 0x01750033, 0x018f0033, 0x01a80033, 0x01c20033, 157 0x01dc0067, 0x020f0067, 0x02430067, 0x02760067, 158 0x02aa0067, 0x02dd0067, 0x03110067, 0x03440067, 159 0x037800ce, 0x03df00ce, 0x044600ce, 0x04ad00ce, 160 0x051400ce, 0x057b00c5, 0x05dd00bc, 0x063b00b5, 161 0x06970158, 0x07420142, 0x07e30130, 0x087b0120, 162 0x090b0112, 0x09940106, 0x0a1700fc, 0x0a9500f2, 163 0x0b0f01cb, 0x0bf401ae, 0x0ccb0195, 0x0d950180, 164 0x0e56016e, 0x0f0d015e, 0x0fbc0150, 0x10630143, 165 0x11070264, 0x1238023e, 0x1357021d, 0x14660201, 166 0x156601e9, 0x165a01d3, 0x174401c0, 0x182401af, 167 0x18fe0331, 0x1a9602fe, 0x1c1502d2, 0x1d7e02ad, 168 0x1ed4028d, 0x201a0270, 0x21520256, 0x227d0240, 169 0x239f0443, 0x25c003fe, 0x27bf03c4, 0x29a10392, 170 0x2b6a0367, 0x2d1d0341, 0x2ebe031f, 0x304d0300, 171 0x31d105b0, 0x34a80555, 0x37520507, 0x39d504c5, 172 0x3c37048b, 0x3e7c0458, 0x40a8042a, 0x42bd0401, 173 0x44c20798, 0x488e071e, 0x4c1c06b6, 0x4f76065d, 174 0x52a50610, 0x55ac05cc, 0x5892058f, 0x5b590559, 175 0x5e0c0a23, 0x631c0980, 0x67db08f6, 0x6c55087f, 176 0x70940818, 0x74a007bd, 0x787d076c, 0x7c330723, 177 }; 178 179