1 /* 2 KWin - the KDE window manager 3 This file is part of the KDE project. 4 5 SPDX-FileCopyrightText: 2017 Roman Gilg <subdiff@gmail.com> 6 7 SPDX-License-Identifier: GPL-2.0-or-later 8 */ 9 10 #pragma once 11 12 namespace KWin 13 { 14 15 /** 16 * Whitepoint values for temperatures at 100K intervals. 17 * These will be interpolated for the actual temperature. 18 * This table was provided by Ingo Thies, 2013. 19 * See the following file for more information: 20 * https://github.com/jonls/redshift/blob/master/README-colorramp 21 */ 22 static const float blackbodyColor[] = { 23 1.00000000, 0.18172716, 0.00000000, /* 1000K */ 24 1.00000000, 0.25503671, 0.00000000, /* 1100K */ 25 1.00000000, 0.30942099, 0.00000000, /* 1200K */ 26 1.00000000, 0.35357379, 0.00000000, /* ... */ 27 1.00000000, 0.39091524, 0.00000000, 28 1.00000000, 0.42322816, 0.00000000, 29 1.00000000, 0.45159884, 0.00000000, 30 1.00000000, 0.47675916, 0.00000000, 31 1.00000000, 0.49923747, 0.00000000, 32 1.00000000, 0.51943421, 0.00000000, 33 1.00000000, 0.54360078, 0.08679949, /* 2000K */ 34 1.00000000, 0.56618736, 0.14065513, 35 1.00000000, 0.58734976, 0.18362641, 36 1.00000000, 0.60724493, 0.22137978, 37 1.00000000, 0.62600248, 0.25591950, 38 1.00000000, 0.64373109, 0.28819679, 39 1.00000000, 0.66052319, 0.31873863, 40 1.00000000, 0.67645822, 0.34786758, 41 1.00000000, 0.69160518, 0.37579588, 42 1.00000000, 0.70602449, 0.40267128, 43 1.00000000, 0.71976951, 0.42860152, /* 3000K */ 44 1.00000000, 0.73288760, 0.45366838, 45 1.00000000, 0.74542112, 0.47793608, 46 1.00000000, 0.75740814, 0.50145662, 47 1.00000000, 0.76888303, 0.52427322, 48 1.00000000, 0.77987699, 0.54642268, 49 1.00000000, 0.79041843, 0.56793692, 50 1.00000000, 0.80053332, 0.58884417, 51 1.00000000, 0.81024551, 0.60916971, 52 1.00000000, 0.81957693, 0.62893653, 53 1.00000000, 0.82854786, 0.64816570, /* 4000K */ 54 1.00000000, 0.83717703, 0.66687674, 55 1.00000000, 0.84548188, 0.68508786, 56 1.00000000, 0.85347859, 0.70281616, 57 1.00000000, 0.86118227, 0.72007777, 58 1.00000000, 0.86860704, 0.73688797, /* 4500K */ 59 1.00000000, 0.87576611, 0.75326132, 60 1.00000000, 0.88267187, 0.76921169, 61 1.00000000, 0.88933596, 0.78475236, 62 1.00000000, 0.89576933, 0.79989606, 63 1.00000000, 0.90198230, 0.81465502, /* 5000K */ 64 1.00000000, 0.90963069, 0.82838210, 65 1.00000000, 0.91710889, 0.84190889, 66 1.00000000, 0.92441842, 0.85523742, 67 1.00000000, 0.93156127, 0.86836903, 68 1.00000000, 0.93853986, 0.88130458, 69 1.00000000, 0.94535695, 0.89404470, 70 1.00000000, 0.95201559, 0.90658983, 71 1.00000000, 0.95851906, 0.91894041, 72 1.00000000, 0.96487079, 0.93109690, 73 1.00000000, 0.97107439, 0.94305985, /* 6000K */ 74 1.00000000, 0.97713351, 0.95482993, 75 1.00000000, 0.98305189, 0.96640795, 76 1.00000000, 0.98883326, 0.97779486, 77 1.00000000, 0.99448139, 0.98899179, 78 1.00000000, 1.00000000, 1.00000000, /* 6500K */ 79 0.98947904, 0.99348723, 1.00000000, 80 0.97940448, 0.98722715, 1.00000000, 81 0.96975025, 0.98120637, 1.00000000, 82 0.96049223, 0.97541240, 1.00000000, 83 0.95160805, 0.96983355, 1.00000000, /* 7000K */ 84 0.94303638, 0.96443333, 1.00000000, 85 0.93480451, 0.95923080, 1.00000000, 86 0.92689056, 0.95421394, 1.00000000, 87 0.91927697, 0.94937330, 1.00000000, 88 0.91194747, 0.94470005, 1.00000000, 89 0.90488690, 0.94018594, 1.00000000, 90 0.89808115, 0.93582323, 1.00000000, 91 0.89151710, 0.93160469, 1.00000000, 92 0.88518247, 0.92752354, 1.00000000, 93 0.87906581, 0.92357340, 1.00000000, /* 8000K */ 94 0.87315640, 0.91974827, 1.00000000, 95 0.86744421, 0.91604254, 1.00000000, 96 0.86191983, 0.91245088, 1.00000000, 97 0.85657444, 0.90896831, 1.00000000, 98 0.85139976, 0.90559011, 1.00000000, 99 0.84638799, 0.90231183, 1.00000000, 100 0.84153180, 0.89912926, 1.00000000, 101 0.83682430, 0.89603843, 1.00000000, 102 0.83225897, 0.89303558, 1.00000000, 103 0.82782969, 0.89011714, 1.00000000, /* 9000K */ 104 0.82353066, 0.88727974, 1.00000000, 105 0.81935641, 0.88452017, 1.00000000, 106 0.81530175, 0.88183541, 1.00000000, 107 0.81136180, 0.87922257, 1.00000000, 108 0.80753191, 0.87667891, 1.00000000, 109 0.80380769, 0.87420182, 1.00000000, 110 0.80018497, 0.87178882, 1.00000000, 111 0.79665980, 0.86943756, 1.00000000, 112 0.79322843, 0.86714579, 1.00000000, 113 0.78988728, 0.86491137, 1.00000000, /* 10000K */ 114 0.78663296, 0.86273225, 1.00000000, 115 0.78346225, 0.86060650, 1.00000000, 116 0.78037207, 0.85853224, 1.00000000, 117 0.77735950, 0.85650771, 1.00000000, 118 0.77442176, 0.85453121, 1.00000000, 119 0.77155617, 0.85260112, 1.00000000, 120 0.76876022, 0.85071588, 1.00000000, 121 0.76603147, 0.84887402, 1.00000000, 122 0.76336762, 0.84707411, 1.00000000, 123 0.76076645, 0.84531479, 1.00000000, /* 11000K */ 124 0.75822586, 0.84359476, 1.00000000, 125 0.75574383, 0.84191277, 1.00000000, 126 0.75331843, 0.84026762, 1.00000000, 127 0.75094780, 0.83865816, 1.00000000, 128 0.74863017, 0.83708329, 1.00000000, 129 0.74636386, 0.83554194, 1.00000000, 130 0.74414722, 0.83403311, 1.00000000, 131 0.74197871, 0.83255582, 1.00000000, 132 0.73985682, 0.83110912, 1.00000000, 133 0.73778012, 0.82969211, 1.00000000, /* 12000K */ 134 0.73574723, 0.82830393, 1.00000000, 135 0.73375683, 0.82694373, 1.00000000, 136 0.73180765, 0.82561071, 1.00000000, 137 0.72989845, 0.82430410, 1.00000000, 138 0.72802807, 0.82302316, 1.00000000, 139 0.72619537, 0.82176715, 1.00000000, 140 0.72439927, 0.82053539, 1.00000000, 141 0.72263872, 0.81932722, 1.00000000, 142 0.72091270, 0.81814197, 1.00000000, 143 0.71922025, 0.81697905, 1.00000000, /* 13000K */ 144 0.71756043, 0.81583783, 1.00000000, 145 0.71593234, 0.81471775, 1.00000000, 146 0.71433510, 0.81361825, 1.00000000, 147 0.71276788, 0.81253878, 1.00000000, 148 0.71122987, 0.81147883, 1.00000000, 149 0.70972029, 0.81043789, 1.00000000, 150 0.70823838, 0.80941546, 1.00000000, 151 0.70678342, 0.80841109, 1.00000000, 152 0.70535469, 0.80742432, 1.00000000, 153 0.70395153, 0.80645469, 1.00000000, /* 14000K */ 154 0.70257327, 0.80550180, 1.00000000, 155 0.70121928, 0.80456522, 1.00000000, 156 0.69988894, 0.80364455, 1.00000000, 157 0.69858167, 0.80273941, 1.00000000, 158 0.69729688, 0.80184943, 1.00000000, 159 0.69603402, 0.80097423, 1.00000000, 160 0.69479255, 0.80011347, 1.00000000, 161 0.69357196, 0.79926681, 1.00000000, 162 0.69237173, 0.79843391, 1.00000000, 163 0.69119138, 0.79761446, 1.00000000, /* 15000K */ 164 0.69003044, 0.79680814, 1.00000000, 165 0.68888844, 0.79601466, 1.00000000, 166 0.68776494, 0.79523371, 1.00000000, 167 0.68665951, 0.79446502, 1.00000000, 168 0.68557173, 0.79370830, 1.00000000, 169 0.68450119, 0.79296330, 1.00000000, 170 0.68344751, 0.79222975, 1.00000000, 171 0.68241029, 0.79150740, 1.00000000, 172 0.68138918, 0.79079600, 1.00000000, 173 0.68038380, 0.79009531, 1.00000000, /* 16000K */ 174 0.67939381, 0.78940511, 1.00000000, 175 0.67841888, 0.78872517, 1.00000000, 176 0.67745866, 0.78805526, 1.00000000, 177 0.67651284, 0.78739518, 1.00000000, 178 0.67558112, 0.78674472, 1.00000000, 179 0.67466317, 0.78610368, 1.00000000, 180 0.67375872, 0.78547186, 1.00000000, 181 0.67286748, 0.78484907, 1.00000000, 182 0.67198916, 0.78423512, 1.00000000, 183 0.67112350, 0.78362984, 1.00000000, /* 17000K */ 184 0.67027024, 0.78303305, 1.00000000, 185 0.66942911, 0.78244457, 1.00000000, 186 0.66859988, 0.78186425, 1.00000000, 187 0.66778228, 0.78129191, 1.00000000, 188 0.66697610, 0.78072740, 1.00000000, 189 0.66618110, 0.78017057, 1.00000000, 190 0.66539706, 0.77962127, 1.00000000, 191 0.66462376, 0.77907934, 1.00000000, 192 0.66386098, 0.77854465, 1.00000000, 193 0.66310852, 0.77801705, 1.00000000, /* 18000K */ 194 0.66236618, 0.77749642, 1.00000000, 195 0.66163375, 0.77698261, 1.00000000, 196 0.66091106, 0.77647551, 1.00000000, 197 0.66019791, 0.77597498, 1.00000000, 198 0.65949412, 0.77548090, 1.00000000, 199 0.65879952, 0.77499315, 1.00000000, 200 0.65811392, 0.77451161, 1.00000000, 201 0.65743716, 0.77403618, 1.00000000, 202 0.65676908, 0.77356673, 1.00000000, 203 0.65610952, 0.77310316, 1.00000000, /* 19000K */ 204 0.65545831, 0.77264537, 1.00000000, 205 0.65481530, 0.77219324, 1.00000000, 206 0.65418036, 0.77174669, 1.00000000, 207 0.65355332, 0.77130560, 1.00000000, 208 0.65293404, 0.77086988, 1.00000000, 209 0.65232240, 0.77043944, 1.00000000, 210 0.65171824, 0.77001419, 1.00000000, 211 0.65112144, 0.76959404, 1.00000000, 212 0.65053187, 0.76917889, 1.00000000, 213 0.64994941, 0.76876866, 1.00000000, /* 20000K */ 214 0.64937392, 0.76836326, 1.00000000, 215 0.64880528, 0.76796263, 1.00000000, 216 0.64824339, 0.76756666, 1.00000000, 217 0.64768812, 0.76717529, 1.00000000, 218 0.64713935, 0.76678844, 1.00000000, 219 0.64659699, 0.76640603, 1.00000000, 220 0.64606092, 0.76602798, 1.00000000, 221 0.64553103, 0.76565424, 1.00000000, 222 0.64500722, 0.76528472, 1.00000000, 223 0.64448939, 0.76491935, 1.00000000, /* 21000K */ 224 0.64397745, 0.76455808, 1.00000000, 225 0.64347129, 0.76420082, 1.00000000, 226 0.64297081, 0.76384753, 1.00000000, 227 0.64247594, 0.76349813, 1.00000000, 228 0.64198657, 0.76315256, 1.00000000, 229 0.64150261, 0.76281076, 1.00000000, 230 0.64102399, 0.76247267, 1.00000000, 231 0.64055061, 0.76213824, 1.00000000, 232 0.64008239, 0.76180740, 1.00000000, 233 0.63961926, 0.76148010, 1.00000000, /* 22000K */ 234 0.63916112, 0.76115628, 1.00000000, 235 0.63870790, 0.76083590, 1.00000000, 236 0.63825953, 0.76051890, 1.00000000, 237 0.63781592, 0.76020522, 1.00000000, 238 0.63737701, 0.75989482, 1.00000000, 239 0.63694273, 0.75958764, 1.00000000, 240 0.63651299, 0.75928365, 1.00000000, 241 0.63608774, 0.75898278, 1.00000000, 242 0.63566691, 0.75868499, 1.00000000, 243 0.63525042, 0.75839025, 1.00000000, /* 23000K */ 244 0.63483822, 0.75809849, 1.00000000, 245 0.63443023, 0.75780969, 1.00000000, 246 0.63402641, 0.75752379, 1.00000000, 247 0.63362667, 0.75724075, 1.00000000, 248 0.63323097, 0.75696053, 1.00000000, 249 0.63283925, 0.75668310, 1.00000000, 250 0.63245144, 0.75640840, 1.00000000, 251 0.63206749, 0.75613641, 1.00000000, 252 0.63168735, 0.75586707, 1.00000000, 253 0.63131096, 0.75560036, 1.00000000, /* 24000K */ 254 0.63093826, 0.75533624, 1.00000000, 255 0.63056920, 0.75507467, 1.00000000, 256 0.63020374, 0.75481562, 1.00000000, 257 0.62984181, 0.75455904, 1.00000000, 258 0.62948337, 0.75430491, 1.00000000, 259 0.62912838, 0.75405319, 1.00000000, 260 0.62877678, 0.75380385, 1.00000000, 261 0.62842852, 0.75355685, 1.00000000, 262 0.62808356, 0.75331217, 1.00000000, 263 0.62774186, 0.75306977, 1.00000000, /* 25000K */ 264 0.62740336, 0.75282962, 1.00000000 265 }; 266 267 } // namespace KWin 268