import vtk


def get_disc_ctf():
    
    ctf = vtk.vtkColorTransferFunction()
    
    disc_colors = [[0.498039215803,0.78823530674,0.498039215803],
    [0.504821223137,0.785328732519,0.507189542873],
    [0.511603230472,0.782422158297,0.516339869943],
    [0.518385237806,0.779515584076,0.525490197013],
    [0.52516724514,0.776609009855,0.534640524083],
    [0.531949252475,0.773702435634,0.543790851154],
    [0.538731259809,0.770795861412,0.552941178224],
    [0.545513267143,0.767889287191,0.562091505294],
    [0.552295274477,0.76498271297,0.571241832364],
    [0.559077281812,0.762076138749,0.580392159434],
    [0.565859289146,0.759169564528,0.589542486504],
    [0.57264129648,0.756262990306,0.598692813574],
    [0.579423303814,0.753356416085,0.607843140644],
    [0.586205311149,0.750449841864,0.616993467714],
    [0.592987318483,0.747543267643,0.626143794784],
    [0.599769325817,0.744636693422,0.635294121854],
    [0.606551333152,0.7417301192,0.644444448925],
    [0.613333340486,0.738823544979,0.653594775995],
    [0.62011534782,0.735916970758,0.662745103065],
    [0.626897355154,0.733010396537,0.671895430135],
    [0.633679362489,0.730103822315,0.681045757205],
    [0.640461369823,0.727197248094,0.690196084275],
    [0.647243377157,0.724290673873,0.699346411345],
    [0.654025384492,0.721384099652,0.708496738415],
    [0.660807391826,0.718477525431,0.717647065485],
    [0.66758939916,0.715570951209,0.726797392555],
    [0.674371406494,0.712664376988,0.735947719625],
    [0.681153413829,0.709757802767,0.745098046695],
    [0.687935421163,0.706851228546,0.754248373766],
    [0.694717428497,0.703944654324,0.763398700836],
    [0.701499435832,0.701038080103,0.772549027906],
    [0.708281443166,0.698131505882,0.781699354976],
    [0.7150634505,0.695224931661,0.790849682046],
    [0.721845457834,0.69231835744,0.800000009116],
    [0.728627465169,0.689411783218,0.809150336186],
    [0.735409472503,0.686505208997,0.818300663256],
    [0.742191479837,0.683598634776,0.827450990326],
    [0.748973486704,0.68346022648,0.826574404801],
    [0.75575549322,0.685397942627,0.818177634828],
    [0.762537499736,0.687335658775,0.809780864856],
    [0.769319506253,0.689273374922,0.801384094883],
    [0.776101512769,0.69121109107,0.792987324911],
    [0.782883519285,0.693148807217,0.784590554939],
    [0.789665525801,0.695086523365,0.776193784966],
    [0.796447532317,0.697024239512,0.767797014994],
    [0.803229538833,0.69896195566,0.759400245021],
    [0.81001154535,0.700899671807,0.751003475049],
    [0.816793551866,0.702837387954,0.742606705077],
    [0.823575558382,0.704775104102,0.734209935104],
    [0.830357564898,0.706712820249,0.725813165132],
    [0.837139571414,0.708650536397,0.717416395159],
    [0.84392157793,0.710588252544,0.709019625187],
    [0.850703584447,0.712525968692,0.700622855215],
    [0.857485590963,0.714463684839,0.692226085242],
    [0.864267597479,0.716401400987,0.68382931527],
    [0.871049603995,0.718339117134,0.675432545297],
    [0.877831610511,0.720276833282,0.667035775325],
    [0.884613617028,0.722214549429,0.658639005352],
    [0.891395623544,0.724152265577,0.65024223538],
    [0.89817763006,0.726089981724,0.641845465408],
    [0.904959636576,0.728027697872,0.633448695435],
    [0.911741643092,0.729965414019,0.625051925463],
    [0.918523649608,0.731903130167,0.61665515549],
    [0.925305656125,0.733840846314,0.608258385518],
    [0.932087662641,0.735778562462,0.599861615546],
    [0.938869669157,0.737716278609,0.591464845573],
    [0.945651675673,0.739653994757,0.583068075601],
    [0.952433682189,0.741591710904,0.574671305628],
    [0.959215688705,0.743529427052,0.566274535656],
    [0.965997695222,0.745467143199,0.557877765684],
    [0.972779701738,0.747404859347,0.549480995711],
    [0.979561708254,0.749342575494,0.541084225739],
    [0.98634371477,0.751280291641,0.532687455766],
    [0.992187620612,0.75391004927,0.525782419653],
    [0.992402922406,0.760692055786,0.527827786698],
    [0.9926182242,0.767474062303,0.529873153743],
    [0.992833525994,0.774256068819,0.531918520787],
    [0.993048827788,0.781038075335,0.533963887832],
    [0.993264129583,0.787820081851,0.536009254876],
    [0.993479431377,0.794602088367,0.538054621921],
    [0.993694733171,0.801384094883,0.540099988965],
    [0.993910034965,0.8081661014,0.54214535601],
    [0.994125336759,0.814948107916,0.544190723055],
    [0.994340638553,0.821730114432,0.546236090099],
    [0.994555940348,0.828512120948,0.548281457144],
    [0.994771242142,0.835294127464,0.550326824188],
    [0.994986543936,0.84207613398,0.552372191233],
    [0.99520184573,0.848858140497,0.554417558277],
    [0.995417147524,0.855640147013,0.556462925322],
    [0.995632449318,0.862422153529,0.558508292366],
    [0.995847751113,0.869204160045,0.560553659411],
    [0.996063052907,0.875986166561,0.562599026456],
    [0.996278354701,0.882768173078,0.5646443935],
    [0.996493656495,0.889550179594,0.566689760545],
    [0.996708958289,0.89633218611,0.568735127589],
    [0.996924260083,0.903114192626,0.570780494634],
    [0.997139561878,0.909896199142,0.572825861678],
    [0.997354863672,0.916678205658,0.574871228723],
    [0.997570165466,0.923460212175,0.576916595768],
    [0.99778546726,0.930242218691,0.578961962812],
    [0.998000769054,0.937024225207,0.581007329857],
    [0.998216070848,0.943806231723,0.583052696901],
    [0.998431372643,0.950588238239,0.585098063946],
    [0.998646674437,0.957370244755,0.58714343099],
    [0.998861976231,0.964152251272,0.589188798035],
    [0.999077278025,0.970934257788,0.591234165079],
    [0.999292579819,0.977716264304,0.593279532124],
    [0.999507881613,0.98449827082,0.595324899169],
    [0.999723183408,0.991280277336,0.597370266213],
    [0.999938485202,0.998062283853,0.599415633258],
    [0.984698193038,0.988696655222,0.601768574294],
    [0.963275663292,0.972871972533,0.604244544927],
    [0.941853133545,0.957047289844,0.60672051556],
    [0.920430603799,0.941222607154,0.609196486193],
    [0.899008074052,0.925397924465,0.611672456825],
    [0.877585544306,0.909573241776,0.614148427458],
    [0.856163014559,0.893748559087,0.616624398091],
    [0.834740484813,0.877923876398,0.619100368724],
    [0.813317955066,0.862099193709,0.621576339357],
    [0.79189542532,0.846274511019,0.62405230999],
    [0.770472895573,0.83044982833,0.626528280623],
    [0.749050365827,0.814625145641,0.629004251256],
    [0.72762783608,0.798800462952,0.631480221889],
    [0.706205306334,0.782975780263,0.633956192521],
    [0.684782776587,0.767151097573,0.636432163154],
    [0.663360246841,0.751326414884,0.638908133787],
    [0.641937717094,0.735501732195,0.64138410442],
    [0.620515187348,0.719677049506,0.643860075053],
    [0.599092657601,0.703852366817,0.646336045686],
    [0.577670127855,0.688027684128,0.648812016319],
    [0.556247598108,0.672203001438,0.651287986952],
    [0.534825068362,0.656378318749,0.653763957585],
    [0.513402538615,0.64055363606,0.656239928217],
    [0.491980008869,0.624728953371,0.65871589885],
    [0.470557479122,0.608904270682,0.661191869483],
    [0.449134949376,0.593079587992,0.663667840116],
    [0.427712419629,0.577254905303,0.666143810749],
    [0.406289889883,0.561430222614,0.668619781382],
    [0.384867360136,0.545605539925,0.671095752015],
    [0.36344483039,0.529780857236,0.673571722648],
    [0.342022300643,0.513956174547,0.676047693281],
    [0.320599770897,0.498131491857,0.678523663914],
    [0.29917724115,0.482306809168,0.680999634546],
    [0.277754711404,0.466482126479,0.683475605179],
    [0.256332181657,0.45065744379,0.685951575812],
    [0.234909651911,0.434832761101,0.688427546445],
    [0.225267206746,0.420269131785,0.688688984104],
    [0.245074973036,0.408858135901,0.683414089329],
    [0.264882739327,0.397447140018,0.678139194554],
    [0.284690505617,0.386036144135,0.672864299779],
    [0.304498271907,0.374625148252,0.667589405004],
    [0.324306038197,0.363214152368,0.662314510229],
    [0.344113804488,0.351803156485,0.657039615453],
    [0.363921570778,0.340392160602,0.651764720678],
    [0.383729337068,0.328981164719,0.646489825903],
    [0.403537103358,0.317570168835,0.641214931128],
    [0.423344869649,0.306159172952,0.635940036353],
    [0.443152635939,0.294748177069,0.630665141578],
    [0.462960402229,0.283337181186,0.625390246803],
    [0.48276816852,0.271926185302,0.620115352028],
    [0.50257593481,0.260515189419,0.614840457252],
    [0.5223837011,0.249104193536,0.609565562477],
    [0.54219146739,0.237693197653,0.604290667702],
    [0.561999233681,0.226282201769,0.599015772927],
    [0.581806999971,0.214871205886,0.593740878152],
    [0.601614766261,0.203460210003,0.588465983377],
    [0.621422532551,0.19204921412,0.583191088602],
    [0.641230298842,0.180638218236,0.577916193827],
    [0.661038065132,0.169227222353,0.572641299051],
    [0.680845831422,0.15781622647,0.567366404276],
    [0.700653597713,0.146405230587,0.562091509501],
    [0.720461364003,0.134994234703,0.556816614726],
    [0.740269130293,0.12358323882,0.551541719951],
    [0.760076896583,0.112172242937,0.546266825176],
    [0.779884662874,0.100761247054,0.540991930401],
    [0.799692429164,0.0893502511705,0.535717035625],
    [0.819500195454,0.0779392552872,0.53044214085],
    [0.839307961744,0.066528259404,0.525167246075],
    [0.859115728035,0.0551172635208,0.5198923513],
    [0.878923494325,0.0437062676375,0.514617456525],
    [0.898731260615,0.0322952717543,0.50934256175],
    [0.918539026906,0.020884275871,0.504067666975],
    [0.938346793196,0.00947327998777,0.4987927722],
    [0.936655136417,0.0160553639755,0.488442906737],
    [0.93138024246,0.0256362946083,0.477247212827],
    [0.926105348503,0.0352172252412,0.466051518917],
    [0.920830454546,0.044798155874,0.454855825007],
    [0.915555560589,0.0543790865069,0.443660131097],
    [0.910280666632,0.0639600171397,0.432464437187],
    [0.905005772675,0.0735409477726,0.421268743277],
    [0.899730878718,0.0831218784054,0.410073049366],
    [0.894455984761,0.0927028090383,0.398877355456],
    [0.889181090804,0.102283739671,0.387681661546],
    [0.883906196847,0.111864670304,0.376485967636],
    [0.87863130289,0.121445600937,0.365290273726],
    [0.873356408933,0.13102653157,0.354094579816],
    [0.868081514976,0.140607462203,0.342898885906],
    [0.862806621019,0.150188392835,0.331703191996],
    [0.857531727062,0.159769323468,0.320507498085],
    [0.852256833105,0.169350254101,0.309311804175],
    [0.846981939148,0.178931184734,0.298116110265],
    [0.84170704519,0.188512115367,0.286920416355],
    [0.836432151233,0.198093046,0.275724722445],
    [0.831157257276,0.207673976632,0.264529028535],
    [0.825882363319,0.217254907265,0.253333334625],
    [0.820607469362,0.226835837898,0.242137640715],
    [0.815332575405,0.236416768531,0.230941946805],
    [0.810057681448,0.245997699164,0.219746252894],
    [0.804782787491,0.255578629797,0.208550558984],
    [0.799507893534,0.26515956043,0.197354865074],
    [0.794232999577,0.274740491062,0.186159171164],
    [0.78895810562,0.284321421695,0.174963477254],
    [0.783683211663,0.293902352328,0.163767783344],
    [0.778408317706,0.303483282961,0.152572089434],
    [0.773133423749,0.313064213594,0.141376395524],
    [0.767858529792,0.322645144227,0.130180701613],
    [0.762583635835,0.33222607486,0.118985007703],
    [0.757308741878,0.341807005492,0.107789313793],
    [0.752033847921,0.351387936125,0.0965936198831],
    [0.744913509663,0.357370250716,0.09384083257],
    [0.735332579005,0.358554410584,0.102345254053],
    [0.725751648347,0.359738570452,0.110849675536],
    [0.716170717688,0.36092273032,0.119354097019],
    [0.70658978703,0.362106890188,0.127858518502],
    [0.697008856371,0.363291050055,0.136362939985],
    [0.687427925713,0.364475209923,0.144867361468],
    [0.677846995055,0.365659369791,0.153371782951],
    [0.668266064396,0.366843529659,0.161876204435],
    [0.658685133738,0.368027689527,0.170380625918],
    [0.649104203079,0.369211849395,0.178885047401],
    [0.639523272421,0.370396009263,0.187389468884],
    [0.629942341762,0.371580169131,0.195893890367],
    [0.620361411104,0.372764328999,0.20439831185],
    [0.610780480446,0.373948488867,0.212902733333],
    [0.601199549787,0.375132648734,0.221407154816],
    [0.591618619129,0.376316808602,0.229911576299],
    [0.58203768847,0.37750096847,0.238415997782],
    [0.572456757812,0.378685128338,0.246920419265],
    [0.562875827154,0.379869288206,0.255424840748],
    [0.553294896495,0.381053448074,0.263929262231],
    [0.543713965837,0.382237607942,0.272433683714],
    [0.534133035178,0.38342176781,0.280938105198],
    [0.52455210452,0.384605927678,0.289442526681],
    [0.514971173861,0.385790087546,0.297946948164],
    [0.505390243203,0.386974247414,0.306451369647],
    [0.495809312545,0.388158407281,0.31495579113],
    [0.486228381886,0.389342567149,0.323460212613],
    [0.476647451228,0.390526727017,0.331964634096],
    [0.467066520569,0.391710886885,0.340469055579],
    [0.457485589911,0.392895046753,0.348973477062],
    [0.447904659253,0.394079206621,0.357477898545],
    [0.438323728594,0.395263366489,0.365982320028],
    [0.428742797936,0.396447526357,0.374486741511],
    [0.419161867277,0.397631686225,0.382991162994],
    [0.409580936619,0.398815846093,0.391495584477],
    ];
    
    for idx, eachColor in enumerate(disc_colors):
        ctf.AddRGBPoint(float(idx)/255.0,disc_colors[idx][0], disc_colors[idx][1],disc_colors[idx][2])
        
    return ctf

def get_ctf():

    ctf = vtk.vtkColorTransferFunction()
    
    viridis_colors = [ [0.0267004, 0.004874, 0.329415],
          [0.0268510, 0.009605, 0.335427],
          [0.0269944, 0.014625, 0.341379],
          [0.0271305, 0.019942, 0.347269],
          [0.0272594, 0.025563, 0.353093],
          [0.0273809, 0.031497, 0.358853],
          [0.0274952, 0.037752, 0.364543],
          [0.0276022, 0.044167, 0.370164],
          [0.0277018, 0.050344, 0.375715],
          [0.0277941, 0.056324, 0.381191],
          [0.0278791, 0.062145, 0.386592],
          [0.0279566, 0.067836, 0.391917],
          [0.0280267, 0.073417, 0.397163],
          [0.0280894, 0.078907, 0.402329],
          [0.0281446, 0.084320, 0.407414],
          [0.0281924, 0.089666, 0.412415],
          [0.0282327, 0.094955, 0.417331],
          [0.0282656, 0.100196, 0.422160],
          [0.0282910, 0.105393, 0.426902],
          [0.0283091, 0.110553, 0.431554],
          [0.0283197, 0.115680, 0.436115],
          [0.0283229, 0.120777, 0.440584],
          [0.0283187, 0.125848, 0.444960],
          [0.0283072, 0.130895, 0.449241],
          [0.0282884, 0.135920, 0.453427],
          [0.0282623, 0.140926, 0.457517],
          [0.0282290, 0.145912, 0.461510],
          [0.0281887, 0.150881, 0.465405],
          [0.0281412, 0.155834, 0.469201],
          [0.0280868, 0.160771, 0.472899],
          [0.0280255, 0.165693, 0.476498],
          [0.0279574, 0.170599, 0.479997],
          [0.0278826, 0.175490, 0.483397],
          [0.0278012, 0.180367, 0.486697],
          [0.0277134, 0.185228, 0.489898],
          [0.0276194, 0.190074, 0.493001],
          [0.0275191, 0.194905, 0.496005],
          [0.0274128, 0.199721, 0.498911],
          [0.0273006, 0.204520, 0.501721],
          [0.0271828, 0.209303, 0.504434],
          [0.0270595, 0.214069, 0.507052],
          [0.0269308, 0.218818, 0.509577],
          [0.0267968, 0.223549, 0.512008],
          [0.0266580, 0.228262, 0.514349],
          [0.0265145, 0.232956, 0.516599],
          [0.0263663, 0.237631, 0.518762],
          [0.0262138, 0.242286, 0.520837],
          [0.0260571, 0.246922, 0.522828],
          [0.0258965, 0.251537, 0.524736],
          [0.0257322, 0.256130, 0.526563],
          [0.0255645, 0.260703, 0.528312],
          [0.0253935, 0.265254, 0.529983],
          [0.0252194, 0.269783, 0.531579],
          [0.0250425, 0.274290, 0.533103],
          [0.0248629, 0.278775, 0.534556],
          [0.0246811, 0.283237, 0.535941],
          [0.0244972, 0.287675, 0.537260],
          [0.0243113, 0.292092, 0.538516],
          [0.0241237, 0.296485, 0.539709],
          [0.0239346, 0.300855, 0.540844],
          [0.0237441, 0.305202, 0.541921],
          [0.0235526, 0.309527, 0.542944],
          [0.0233603, 0.313828, 0.543914],
          [0.0231674, 0.318106, 0.544834],
          [0.0229739, 0.322361, 0.545706],
          [0.0227802, 0.326594, 0.546532],
          [0.0225863, 0.330805, 0.547314],
          [0.0223925, 0.334994, 0.548053],
          [0.0221989, 0.339161, 0.548752],
          [0.0220057, 0.343307, 0.549413],
          [0.0218130, 0.347432, 0.550038],
          [0.0216210, 0.351535, 0.550627],
          [0.0214298, 0.355619, 0.551184],
          [0.0212395, 0.359683, 0.551710],
          [0.0210503, 0.363727, 0.552206],
          [0.0208623, 0.367752, 0.552675],
          [0.0206756, 0.371758, 0.553117],
          [0.0204903, 0.375746, 0.553533],
          [0.0203063, 0.379716, 0.553925],
          [0.0201239, 0.383670, 0.554294],
          [0.0199430, 0.387607, 0.554642],
          [0.0197636, 0.391528, 0.554969],
          [0.0195860, 0.395433, 0.555276],
          [0.0194100, 0.399323, 0.555565],
          [0.0192357, 0.403199, 0.555836],
          [0.0190631, 0.407061, 0.556089],
          [0.0188923, 0.410910, 0.556326],
          [0.0187231, 0.414746, 0.556547],
          [0.0185556, 0.418570, 0.556753],
          [0.0183898, 0.422383, 0.556944],
          [0.0182256, 0.426184, 0.557120],
          [0.0180629, 0.429975, 0.557282],
          [0.0179019, 0.433756, 0.557430],
          [0.0177423, 0.437527, 0.557565],
          [0.0175841, 0.441290, 0.557685],
          [0.0174274, 0.445044, 0.557792],
          [0.0172719, 0.448791, 0.557885],
          [0.0171176, 0.452530, 0.557965],
          [0.0169646, 0.456262, 0.558030],
          [0.0168126, 0.459988, 0.558082],
          [0.0166617, 0.463708, 0.558119],
          [0.0165117, 0.467423, 0.558141],
          [0.0163625, 0.471133, 0.558148],
          [0.0162142, 0.474838, 0.558140],
          [0.0160665, 0.478540, 0.558115],
          [0.0159194, 0.482237, 0.558073],
          [0.0157729, 0.485932, 0.558013],
          [0.0156270, 0.489624, 0.557936],
          [0.0154815, 0.493313, 0.557840],
          [0.0153364, 0.497000, 0.557724],
          [0.0151918, 0.500685, 0.557587],
          [0.0150476, 0.504369, 0.557430],
          [0.0149039, 0.508051, 0.557250],
          [0.0147607, 0.511733, 0.557049],
          [0.0146180, 0.515413, 0.556823],
          [0.0144759, 0.519093, 0.556572],
          [0.0143343, 0.522773, 0.556295],
          [0.0141935, 0.526453, 0.555991],
          [0.0140536, 0.530132, 0.555659],
          [0.0139147, 0.533812, 0.555298],
          [0.0137770, 0.537492, 0.554906],
          [0.0136408, 0.541173, 0.554483],
          [0.0135066, 0.544853, 0.554029],
          [0.0133743, 0.548535, 0.553541],
          [0.0132444, 0.552216, 0.553018],
          [0.0131172, 0.555899, 0.552459],
          [0.0129933, 0.559582, 0.551864],
          [0.0128729, 0.563265, 0.551229],
          [0.0127568, 0.566949, 0.550556],
          [0.0126453, 0.570633, 0.549841],
          [0.0125394, 0.574318, 0.549086],
          [0.0124395, 0.578002, 0.548287],
          [0.0123463, 0.581687, 0.547445],
          [0.0122606, 0.585371, 0.546557],
          [0.0121831, 0.589055, 0.545623],
          [0.0121148, 0.592739, 0.544641],
          [0.0120565, 0.596422, 0.543611],
          [0.0120092, 0.600104, 0.542530],
          [0.0119738, 0.603785, 0.541400],
          [0.0119512, 0.607464, 0.540218],
          [0.0119423, 0.611141, 0.538982],
          [0.0119483, 0.614817, 0.537692],
          [0.0119699, 0.618490, 0.536347],
          [0.0120081, 0.622161, 0.534946],
          [0.0120638, 0.625828, 0.533488],
          [0.0121380, 0.629492, 0.531973],
          [0.0122312, 0.633153, 0.530398],
          [0.0123444, 0.636809, 0.528763],
          [0.0124780, 0.640461, 0.527068],
          [0.0126326, 0.644107, 0.525311],
          [0.0128087, 0.647749, 0.523491],
          [0.0130067, 0.651384, 0.521608],
          [0.0132268, 0.655014, 0.519661],
          [0.0134692, 0.658636, 0.517649],
          [0.0137339, 0.662252, 0.515571],
          [0.0140210, 0.665859, 0.513427],
          [0.0143303, 0.669459, 0.511215],
          [0.0146616, 0.673050, 0.508936],
          [0.0150148, 0.676631, 0.506589],
          [0.0153894, 0.680203, 0.504172],
          [0.0157851, 0.683765, 0.501686],
          [0.0162016, 0.687316, 0.499129],
          [0.0166383, 0.690856, 0.496502],
          [0.0170948, 0.694384, 0.493803],
          [0.0175707, 0.697900, 0.491033],
          [0.0180653, 0.701402, 0.488189],
          [0.0185783, 0.704891, 0.485273],
          [0.0191090, 0.708366, 0.482284],
          [0.0196571, 0.711827, 0.479221],
          [0.0202219, 0.715272, 0.476084],
          [0.0208030, 0.718701, 0.472873],
          [0.0214000, 0.722114, 0.469588],
          [0.0220124, 0.725509, 0.466226],
          [0.0226397, 0.728888, 0.462789],
          [0.0232815, 0.732247, 0.459277],
          [0.0239374, 0.735588, 0.455688],
          [0.0246070, 0.738910, 0.452024],
          [0.0252899, 0.742211, 0.448284],
          [0.0259857, 0.745492, 0.444467],
          [0.0266941, 0.748751, 0.440573],
          [0.0274149, 0.751988, 0.436601],
          [0.0281477, 0.755203, 0.432552],
          [0.0288921, 0.758394, 0.428426],
          [0.0296479, 0.761561, 0.424223],
          [0.0304148, 0.764704, 0.419943],
          [0.0311925, 0.767822, 0.415586],
          [0.0319809, 0.770914, 0.411152],
          [0.0327796, 0.773980, 0.406640],
          [0.0335885, 0.777018, 0.402049],
          [0.0344074, 0.780029, 0.397381],
          [0.0352360, 0.783011, 0.392636],
          [0.0360741, 0.785964, 0.387814],
          [0.0369214, 0.788888, 0.382914],
          [0.0377779, 0.791781, 0.377939],
          [0.0386433, 0.794644, 0.372886],
          [0.0395174, 0.797475, 0.367757],
          [0.0404001, 0.800275, 0.362552],
          [0.0412913, 0.803041, 0.357269],
          [0.0421908, 0.805774, 0.351910],
          [0.0430983, 0.808473, 0.346476],
          [0.0440137, 0.811138, 0.340967],
          [0.0449368, 0.813768, 0.335384],
          [0.0458674, 0.816363, 0.329727],
          [0.0468053, 0.818921, 0.323998],
          [0.0477504, 0.821444, 0.318195],
          [0.0487026, 0.823929, 0.312321],
          [0.0496615, 0.826376, 0.306377],
          [0.0506271, 0.828786, 0.300362],
          [0.0515992, 0.831158, 0.294279],
          [0.0525776, 0.833491, 0.288127],
          [0.0535621, 0.835785, 0.281908],
          [0.0545524, 0.838039, 0.275626],
          [0.0555484, 0.840254, 0.269281],
          [0.0565498, 0.842430, 0.262877],
          [0.0575563, 0.844566, 0.256415],
          [0.0585678, 0.846661, 0.249897],
          [0.0595839, 0.848717, 0.243329],
          [0.0606045, 0.850733, 0.236712],
          [0.0616293, 0.852709, 0.230052],
          [0.0626579, 0.854645, 0.223353],
          [0.0636902, 0.856542, 0.216620],
          [0.0647257, 0.858400, 0.209861],
          [0.0657642, 0.860219, 0.203082],
          [0.0668054, 0.861999, 0.196293],
          [0.0678489, 0.863742, 0.189503],
          [0.0688944, 0.865448, 0.182725],
          [0.0699415, 0.867117, 0.175971],
          [0.0709898, 0.868751, 0.169257],
          [0.0720391, 0.870350, 0.162603],
          [0.0730889, 0.871916, 0.156029],
          [0.0741388, 0.873449, 0.149561],
          [0.0751884, 0.874951, 0.143228],
          [0.0762373, 0.876424, 0.137064],
          [0.0772852, 0.877868, 0.131109],
          [0.0783315, 0.879285, 0.125405],
          [0.0793760, 0.880678, 0.120005],
          [0.0804182, 0.882046, 0.114965],
          [0.0814576, 0.883393, 0.110347],
          [0.0824940, 0.884720, 0.106217],
          [0.0835270, 0.886029, 0.102646],
          [0.0845561, 0.887322, 0.099702],
          [0.0855810, 0.888601, 0.097452],
          [0.0866013, 0.889868, 0.095953],
          [0.0876168, 0.891125, 0.095250],
          [0.0886271, 0.892374, 0.095374],
          [0.0896320, 0.893616, 0.096335],
          [0.0906311, 0.894855, 0.098125],
          [0.0916242, 0.896091, 0.100717],
          [0.0926106, 0.897330, 0.104071],
          [0.0935904, 0.898570, 0.108131],
          [0.0945636, 0.899815, 0.112838],
          [0.0955300, 0.901065, 0.118128],
          [0.0964894, 0.902323, 0.123941],
          [0.0974417, 0.903590, 0.130215],
          [0.0983868, 0.904867, 0.136897],
          [0.0993248, 0.906157, 0.143936]]
        
    for idx, eachColor in enumerate(viridis_colors):
        ctf.AddRGBPoint(float(idx)/255.0,viridis_colors[idx][0], viridis_colors[idx][1],viridis_colors[idx][2])
        
    return ctf