package chart import "github.com/wcharczuk/go-chart/drawing" func colorFromValues(r, g, b float64) drawing.Color { return drawing.Color{R: uint8(r * 256), G: uint8(g * 256), B: uint8(b * 256), A: 255} } var vidrisColors = [256]drawing.Color{ colorFromValues(0.26700401, 0.00487433, 0.32941519), colorFromValues(0.26851048, 0.00960483, 0.33542652), colorFromValues(0.26994384, 0.01462494, 0.34137895), colorFromValues(0.27130489, 0.01994186, 0.34726862), colorFromValues(0.27259384, 0.02556309, 0.35309303), colorFromValues(0.27380934, 0.03149748, 0.35885256), colorFromValues(0.27495242, 0.03775181, 0.36454323), colorFromValues(0.27602238, 0.04416723, 0.37016418), colorFromValues(0.2770184, 0.05034437, 0.37571452), colorFromValues(0.27794143, 0.05632444, 0.38119074), colorFromValues(0.27879067, 0.06214536, 0.38659204), colorFromValues(0.2795655, 0.06783587, 0.39191723), colorFromValues(0.28026658, 0.07341724, 0.39716349), colorFromValues(0.28089358, 0.07890703, 0.40232944), colorFromValues(0.28144581, 0.0843197, 0.40741404), colorFromValues(0.28192358, 0.08966622, 0.41241521), colorFromValues(0.28232739, 0.09495545, 0.41733086), colorFromValues(0.28265633, 0.10019576, 0.42216032), colorFromValues(0.28291049, 0.10539345, 0.42690202), colorFromValues(0.28309095, 0.11055307, 0.43155375), colorFromValues(0.28319704, 0.11567966, 0.43611482), colorFromValues(0.28322882, 0.12077701, 0.44058404), colorFromValues(0.28318684, 0.12584799, 0.44496), colorFromValues(0.283072, 0.13089477, 0.44924127), colorFromValues(0.28288389, 0.13592005, 0.45342734), colorFromValues(0.28262297, 0.14092556, 0.45751726), colorFromValues(0.28229037, 0.14591233, 0.46150995), colorFromValues(0.28188676, 0.15088147, 0.46540474), colorFromValues(0.28141228, 0.15583425, 0.46920128), colorFromValues(0.28086773, 0.16077132, 0.47289909), colorFromValues(0.28025468, 0.16569272, 0.47649762), colorFromValues(0.27957399, 0.17059884, 0.47999675), colorFromValues(0.27882618, 0.1754902, 0.48339654), colorFromValues(0.27801236, 0.18036684, 0.48669702), colorFromValues(0.27713437, 0.18522836, 0.48989831), colorFromValues(0.27619376, 0.19007447, 0.49300074), colorFromValues(0.27519116, 0.1949054, 0.49600488), colorFromValues(0.27412802, 0.19972086, 0.49891131), colorFromValues(0.27300596, 0.20452049, 0.50172076), colorFromValues(0.27182812, 0.20930306, 0.50443413), colorFromValues(0.27059473, 0.21406899, 0.50705243), colorFromValues(0.26930756, 0.21881782, 0.50957678), colorFromValues(0.26796846, 0.22354911, 0.5120084), colorFromValues(0.26657984, 0.2282621, 0.5143487), colorFromValues(0.2651445, 0.23295593, 0.5165993), colorFromValues(0.2636632, 0.23763078, 0.51876163), colorFromValues(0.26213801, 0.24228619, 0.52083736), colorFromValues(0.26057103, 0.2469217, 0.52282822), colorFromValues(0.25896451, 0.25153685, 0.52473609), colorFromValues(0.25732244, 0.2561304, 0.52656332), colorFromValues(0.25564519, 0.26070284, 0.52831152), colorFromValues(0.25393498, 0.26525384, 0.52998273), colorFromValues(0.25219404, 0.26978306, 0.53157905), colorFromValues(0.25042462, 0.27429024, 0.53310261), colorFromValues(0.24862899, 0.27877509, 0.53455561), colorFromValues(0.2468114, 0.28323662, 0.53594093), colorFromValues(0.24497208, 0.28767547, 0.53726018), colorFromValues(0.24311324, 0.29209154, 0.53851561), colorFromValues(0.24123708, 0.29648471, 0.53970946), colorFromValues(0.23934575, 0.30085494, 0.54084398), colorFromValues(0.23744138, 0.30520222, 0.5419214), colorFromValues(0.23552606, 0.30952657, 0.54294396), colorFromValues(0.23360277, 0.31382773, 0.54391424), colorFromValues(0.2316735, 0.3181058, 0.54483444), colorFromValues(0.22973926, 0.32236127, 0.54570633), colorFromValues(0.22780192, 0.32659432, 0.546532), colorFromValues(0.2258633, 0.33080515, 0.54731353), colorFromValues(0.22392515, 0.334994, 0.54805291), colorFromValues(0.22198915, 0.33916114, 0.54875211), colorFromValues(0.22005691, 0.34330688, 0.54941304), colorFromValues(0.21812995, 0.34743154, 0.55003755), colorFromValues(0.21620971, 0.35153548, 0.55062743), colorFromValues(0.21429757, 0.35561907, 0.5511844), colorFromValues(0.21239477, 0.35968273, 0.55171011), colorFromValues(0.2105031, 0.36372671, 0.55220646), colorFromValues(0.20862342, 0.36775151, 0.55267486), colorFromValues(0.20675628, 0.37175775, 0.55311653), colorFromValues(0.20490257, 0.37574589, 0.55353282), colorFromValues(0.20306309, 0.37971644, 0.55392505), colorFromValues(0.20123854, 0.38366989, 0.55429441), colorFromValues(0.1994295, 0.38760678, 0.55464205), colorFromValues(0.1976365, 0.39152762, 0.55496905), colorFromValues(0.19585993, 0.39543297, 0.55527637), colorFromValues(0.19410009, 0.39932336, 0.55556494), colorFromValues(0.19235719, 0.40319934, 0.55583559), colorFromValues(0.19063135, 0.40706148, 0.55608907), colorFromValues(0.18892259, 0.41091033, 0.55632606), colorFromValues(0.18723083, 0.41474645, 0.55654717), colorFromValues(0.18555593, 0.4185704, 0.55675292), colorFromValues(0.18389763, 0.42238275, 0.55694377), colorFromValues(0.18225561, 0.42618405, 0.5571201), colorFromValues(0.18062949, 0.42997486, 0.55728221), colorFromValues(0.17901879, 0.43375572, 0.55743035), colorFromValues(0.17742298, 0.4375272, 0.55756466), colorFromValues(0.17584148, 0.44128981, 0.55768526), colorFromValues(0.17427363, 0.4450441, 0.55779216), colorFromValues(0.17271876, 0.4487906, 0.55788532), colorFromValues(0.17117615, 0.4525298, 0.55796464), colorFromValues(0.16964573, 0.45626209, 0.55803034), colorFromValues(0.16812641, 0.45998802, 0.55808199), colorFromValues(0.1666171, 0.46370813, 0.55811913), colorFromValues(0.16511703, 0.4674229, 0.55814141), colorFromValues(0.16362543, 0.47113278, 0.55814842), colorFromValues(0.16214155, 0.47483821, 0.55813967), colorFromValues(0.16066467, 0.47853961, 0.55811466), colorFromValues(0.15919413, 0.4822374, 0.5580728), colorFromValues(0.15772933, 0.48593197, 0.55801347), colorFromValues(0.15626973, 0.4896237, 0.557936), colorFromValues(0.15481488, 0.49331293, 0.55783967), colorFromValues(0.15336445, 0.49700003, 0.55772371), colorFromValues(0.1519182, 0.50068529, 0.55758733), colorFromValues(0.15047605, 0.50436904, 0.55742968), colorFromValues(0.14903918, 0.50805136, 0.5572505), colorFromValues(0.14760731, 0.51173263, 0.55704861), colorFromValues(0.14618026, 0.51541316, 0.55682271), colorFromValues(0.14475863, 0.51909319, 0.55657181), colorFromValues(0.14334327, 0.52277292, 0.55629491), colorFromValues(0.14193527, 0.52645254, 0.55599097), colorFromValues(0.14053599, 0.53013219, 0.55565893), colorFromValues(0.13914708, 0.53381201, 0.55529773), colorFromValues(0.13777048, 0.53749213, 0.55490625), colorFromValues(0.1364085, 0.54117264, 0.55448339), colorFromValues(0.13506561, 0.54485335, 0.55402906), colorFromValues(0.13374299, 0.54853458, 0.55354108), colorFromValues(0.13244401, 0.55221637, 0.55301828), colorFromValues(0.13117249, 0.55589872, 0.55245948), colorFromValues(0.1299327, 0.55958162, 0.55186354), colorFromValues(0.12872938, 0.56326503, 0.55122927), colorFromValues(0.12756771, 0.56694891, 0.55055551), colorFromValues(0.12645338, 0.57063316, 0.5498411), colorFromValues(0.12539383, 0.57431754, 0.54908564), colorFromValues(0.12439474, 0.57800205, 0.5482874), colorFromValues(0.12346281, 0.58168661, 0.54744498), colorFromValues(0.12260562, 0.58537105, 0.54655722), colorFromValues(0.12183122, 0.58905521, 0.54562298), colorFromValues(0.12114807, 0.59273889, 0.54464114), colorFromValues(0.12056501, 0.59642187, 0.54361058), colorFromValues(0.12009154, 0.60010387, 0.54253043), colorFromValues(0.11973756, 0.60378459, 0.54139999), colorFromValues(0.11951163, 0.60746388, 0.54021751), colorFromValues(0.11942341, 0.61114146, 0.53898192), colorFromValues(0.11948255, 0.61481702, 0.53769219), colorFromValues(0.11969858, 0.61849025, 0.53634733), colorFromValues(0.12008079, 0.62216081, 0.53494633), colorFromValues(0.12063824, 0.62582833, 0.53348834), colorFromValues(0.12137972, 0.62949242, 0.53197275), colorFromValues(0.12231244, 0.63315277, 0.53039808), colorFromValues(0.12344358, 0.63680899, 0.52876343), colorFromValues(0.12477953, 0.64046069, 0.52706792), colorFromValues(0.12632581, 0.64410744, 0.52531069), colorFromValues(0.12808703, 0.64774881, 0.52349092), colorFromValues(0.13006688, 0.65138436, 0.52160791), colorFromValues(0.13226797, 0.65501363, 0.51966086), colorFromValues(0.13469183, 0.65863619, 0.5176488), colorFromValues(0.13733921, 0.66225157, 0.51557101), colorFromValues(0.14020991, 0.66585927, 0.5134268), colorFromValues(0.14330291, 0.66945881, 0.51121549), colorFromValues(0.1466164, 0.67304968, 0.50893644), colorFromValues(0.15014782, 0.67663139, 0.5065889), colorFromValues(0.15389405, 0.68020343, 0.50417217), colorFromValues(0.15785146, 0.68376525, 0.50168574), colorFromValues(0.16201598, 0.68731632, 0.49912906), colorFromValues(0.1663832, 0.69085611, 0.49650163), colorFromValues(0.1709484, 0.69438405, 0.49380294), colorFromValues(0.17570671, 0.6978996, 0.49103252), colorFromValues(0.18065314, 0.70140222, 0.48818938), colorFromValues(0.18578266, 0.70489133, 0.48527326), colorFromValues(0.19109018, 0.70836635, 0.48228395), colorFromValues(0.19657063, 0.71182668, 0.47922108), colorFromValues(0.20221902, 0.71527175, 0.47608431), colorFromValues(0.20803045, 0.71870095, 0.4728733), colorFromValues(0.21400015, 0.72211371, 0.46958774), colorFromValues(0.22012381, 0.72550945, 0.46622638), colorFromValues(0.2263969, 0.72888753, 0.46278934), colorFromValues(0.23281498, 0.73224735, 0.45927675), colorFromValues(0.2393739, 0.73558828, 0.45568838), colorFromValues(0.24606968, 0.73890972, 0.45202405), colorFromValues(0.25289851, 0.74221104, 0.44828355), colorFromValues(0.25985676, 0.74549162, 0.44446673), colorFromValues(0.26694127, 0.74875084, 0.44057284), colorFromValues(0.27414922, 0.75198807, 0.4366009), colorFromValues(0.28147681, 0.75520266, 0.43255207), colorFromValues(0.28892102, 0.75839399, 0.42842626), colorFromValues(0.29647899, 0.76156142, 0.42422341), colorFromValues(0.30414796, 0.76470433, 0.41994346), colorFromValues(0.31192534, 0.76782207, 0.41558638), colorFromValues(0.3198086, 0.77091403, 0.41115215), colorFromValues(0.3277958, 0.77397953, 0.40664011), colorFromValues(0.33588539, 0.7770179, 0.40204917), colorFromValues(0.34407411, 0.78002855, 0.39738103), colorFromValues(0.35235985, 0.78301086, 0.39263579), colorFromValues(0.36074053, 0.78596419, 0.38781353), colorFromValues(0.3692142, 0.78888793, 0.38291438), colorFromValues(0.37777892, 0.79178146, 0.3779385), colorFromValues(0.38643282, 0.79464415, 0.37288606), colorFromValues(0.39517408, 0.79747541, 0.36775726), colorFromValues(0.40400101, 0.80027461, 0.36255223), colorFromValues(0.4129135, 0.80304099, 0.35726893), colorFromValues(0.42190813, 0.80577412, 0.35191009), colorFromValues(0.43098317, 0.80847343, 0.34647607), colorFromValues(0.44013691, 0.81113836, 0.3409673), colorFromValues(0.44936763, 0.81376835, 0.33538426), colorFromValues(0.45867362, 0.81636288, 0.32972749), colorFromValues(0.46805314, 0.81892143, 0.32399761), colorFromValues(0.47750446, 0.82144351, 0.31819529), colorFromValues(0.4870258, 0.82392862, 0.31232133), colorFromValues(0.49661536, 0.82637633, 0.30637661), colorFromValues(0.5062713, 0.82878621, 0.30036211), colorFromValues(0.51599182, 0.83115784, 0.29427888), colorFromValues(0.52577622, 0.83349064, 0.2881265), colorFromValues(0.5356211, 0.83578452, 0.28190832), colorFromValues(0.5455244, 0.83803918, 0.27562602), colorFromValues(0.55548397, 0.84025437, 0.26928147), colorFromValues(0.5654976, 0.8424299, 0.26287683), colorFromValues(0.57556297, 0.84456561, 0.25641457), colorFromValues(0.58567772, 0.84666139, 0.24989748), colorFromValues(0.59583934, 0.84871722, 0.24332878), colorFromValues(0.60604528, 0.8507331, 0.23671214), colorFromValues(0.61629283, 0.85270912, 0.23005179), colorFromValues(0.62657923, 0.85464543, 0.22335258), colorFromValues(0.63690157, 0.85654226, 0.21662012), colorFromValues(0.64725685, 0.85839991, 0.20986086), colorFromValues(0.65764197, 0.86021878, 0.20308229), colorFromValues(0.66805369, 0.86199932, 0.19629307), colorFromValues(0.67848868, 0.86374211, 0.18950326), colorFromValues(0.68894351, 0.86544779, 0.18272455), colorFromValues(0.69941463, 0.86711711, 0.17597055), colorFromValues(0.70989842, 0.86875092, 0.16925712), colorFromValues(0.72039115, 0.87035015, 0.16260273), colorFromValues(0.73088902, 0.87191584, 0.15602894), colorFromValues(0.74138803, 0.87344918, 0.14956101), colorFromValues(0.75188414, 0.87495143, 0.14322828), colorFromValues(0.76237342, 0.87642392, 0.13706449), colorFromValues(0.77285183, 0.87786808, 0.13110864), colorFromValues(0.78331535, 0.87928545, 0.12540538), colorFromValues(0.79375994, 0.88067763, 0.12000532), colorFromValues(0.80418159, 0.88204632, 0.11496505), colorFromValues(0.81457634, 0.88339329, 0.11034678), colorFromValues(0.82494028, 0.88472036, 0.10621724), colorFromValues(0.83526959, 0.88602943, 0.1026459), colorFromValues(0.84556056, 0.88732243, 0.09970219), colorFromValues(0.8558096, 0.88860134, 0.09745186), colorFromValues(0.86601325, 0.88986815, 0.09595277), colorFromValues(0.87616824, 0.89112487, 0.09525046), colorFromValues(0.88627146, 0.89237353, 0.09537439), colorFromValues(0.89632002, 0.89361614, 0.09633538), colorFromValues(0.90631121, 0.89485467, 0.09812496), colorFromValues(0.91624212, 0.89609127, 0.1007168), colorFromValues(0.92610579, 0.89732977, 0.10407067), colorFromValues(0.93590444, 0.8985704, 0.10813094), colorFromValues(0.94563626, 0.899815, 0.11283773), colorFromValues(0.95529972, 0.90106534, 0.11812832), colorFromValues(0.96489353, 0.90232311, 0.12394051), colorFromValues(0.97441665, 0.90358991, 0.13021494), colorFromValues(0.98386829, 0.90486726, 0.13689671), colorFromValues(0.99324789, 0.90615657, 0.1439362), } // Vidris creates a vidris color map provider. func Vidris(rx, ry, x, y float64) drawing.Color { index := uint8((y / ry) * 256) return vidrisColors[index] }