1 /*
2 * Copyright (c) 2011. Philipp Wagner <bytefish[at]gmx[dot]de>.
3 * Released to public domain under terms of the BSD Simplified license.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the organization nor the names of its contributors
13 * may be used to endorse or promote products derived from this software
14 * without specific prior written permission.
15 *
16 * See <http://www.opensource.org/licenses/bsd-license>
17 */
18 #include "precomp.hpp"
19 #include <iostream>
20
21 #ifdef _MSC_VER
22 #pragma warning( disable: 4305 ) // FIXIT remove this
23 #endif
24
25 namespace cv
26 {
27
linspace(float x0,float x1,int n)28 static Mat linspace(float x0, float x1, int n)
29 {
30 Mat pts(n, 1, CV_32FC1);
31 float step = (x1-x0)/(n-1);
32 for(int i = 0; i < n; i++)
33 pts.at<float>(i,0) = x0+i*step;
34 return pts;
35 }
36
37 //------------------------------------------------------------------------------
38 // cv::sortMatrixRowsByIndices
39 //------------------------------------------------------------------------------
sortMatrixRowsByIndices(InputArray _src,InputArray _indices,OutputArray _dst)40 static void sortMatrixRowsByIndices(InputArray _src, InputArray _indices, OutputArray _dst)
41 {
42 if(_indices.getMat().type() != CV_32SC1)
43 CV_Error(Error::StsUnsupportedFormat, "cv::sortRowsByIndices only works on integer indices!");
44 Mat src = _src.getMat();
45 std::vector<int> indices = _indices.getMat();
46 _dst.create(src.rows, src.cols, src.type());
47 Mat dst = _dst.getMat();
48 for(size_t idx = 0; idx < indices.size(); idx++) {
49 Mat originalRow = src.row(indices[idx]);
50 Mat sortedRow = dst.row((int)idx);
51 originalRow.copyTo(sortedRow);
52 }
53 }
54
sortMatrixRowsByIndices(InputArray src,InputArray indices)55 static Mat sortMatrixRowsByIndices(InputArray src, InputArray indices)
56 {
57 Mat dst;
58 sortMatrixRowsByIndices(src, indices, dst);
59 return dst;
60 }
61
62
argsort(InputArray _src,bool ascending=true)63 static Mat argsort(InputArray _src, bool ascending=true)
64 {
65 Mat src = _src.getMat();
66 if (src.rows != 1 && src.cols != 1)
67 CV_Error(Error::StsBadArg, "cv::argsort only sorts 1D matrices.");
68 int flags = SORT_EVERY_ROW | (ascending ? SORT_ASCENDING : SORT_DESCENDING);
69 Mat sorted_indices;
70 sortIdx(src.reshape(1,1),sorted_indices,flags);
71 return sorted_indices;
72 }
73
74 template <typename _Tp> static
interp1_(const Mat & X_,const Mat & Y_,const Mat & XI)75 Mat interp1_(const Mat& X_, const Mat& Y_, const Mat& XI)
76 {
77 int n = XI.rows;
78 // sort input table
79 std::vector<int> sort_indices = argsort(X_);
80
81 Mat X = sortMatrixRowsByIndices(X_,sort_indices);
82 Mat Y = sortMatrixRowsByIndices(Y_,sort_indices);
83 // interpolated values
84 Mat yi = Mat::zeros(XI.size(), XI.type());
85 for(int i = 0; i < n; i++) {
86 int low = 0;
87 int high = X.rows - 1;
88 // set bounds
89 if(XI.at<_Tp>(i,0) < X.at<_Tp>(low, 0))
90 high = 1;
91 if(XI.at<_Tp>(i,0) > X.at<_Tp>(high, 0))
92 low = high - 1;
93 // binary search
94 while((high-low)>1) {
95 const int c = low + ((high - low) >> 1);
96 if(XI.at<_Tp>(i,0) > X.at<_Tp>(c,0)) {
97 low = c;
98 } else {
99 high = c;
100 }
101 }
102 // linear interpolation
103 yi.at<_Tp>(i,0) += Y.at<_Tp>(low,0)
104 + (XI.at<_Tp>(i,0) - X.at<_Tp>(low,0))
105 * (Y.at<_Tp>(high,0) - Y.at<_Tp>(low,0))
106 / (X.at<_Tp>(high,0) - X.at<_Tp>(low,0));
107 }
108 return yi;
109 }
110
interp1(InputArray _x,InputArray _Y,InputArray _xi)111 static Mat interp1(InputArray _x, InputArray _Y, InputArray _xi)
112 {
113 // get matrices
114 Mat x = _x.getMat();
115 Mat Y = _Y.getMat();
116 Mat xi = _xi.getMat();
117 // check types & alignment
118 CV_Assert((x.type() == Y.type()) && (Y.type() == xi.type()));
119 CV_Assert((x.cols == 1) && (x.rows == Y.rows) && (x.cols == Y.cols));
120 // call templated interp1
121 switch(x.type()) {
122 case CV_8SC1: return interp1_<char>(x,Y,xi); break;
123 case CV_8UC1: return interp1_<unsigned char>(x,Y,xi); break;
124 case CV_16SC1: return interp1_<short>(x,Y,xi); break;
125 case CV_16UC1: return interp1_<unsigned short>(x,Y,xi); break;
126 case CV_32SC1: return interp1_<int>(x,Y,xi); break;
127 case CV_32FC1: return interp1_<float>(x,Y,xi); break;
128 case CV_64FC1: return interp1_<double>(x,Y,xi); break;
129 }
130 CV_Error(Error::StsUnsupportedFormat, "");
131 }
132
133 namespace colormap
134 {
135
136 class ColorMap {
137
138 protected:
139 Mat _lut;
140
141 public:
~ColorMap()142 virtual ~ColorMap() {}
143
144 // Applies the colormap on a given image.
145 //
146 // This function expects BGR-aligned data of type CV_8UC1 or CV_8UC3.
147 // Throws an error for wrong-aligned lookup table, which must be
148 // of size 256 in the latest OpenCV release (2.3.1).
149 void operator()(InputArray src, OutputArray dst) const;
150
151 // Setup base map to interpolate from.
152 //not used: virtual void init(int n) = 0;
153
154 // Interpolates from a base colormap.
linear_colormap(InputArray X,InputArray r,InputArray g,InputArray b,int n)155 static Mat linear_colormap(InputArray X,
156 InputArray r, InputArray g, InputArray b,
157 int n) {
158 return linear_colormap(X,r,g,b,linspace(0,1,n));
159 }
160
161 // Interpolates from a base colormap.
linear_colormap(InputArray X,InputArray r,InputArray g,InputArray b,float begin,float end,float n)162 static Mat linear_colormap(InputArray X,
163 InputArray r, InputArray g, InputArray b,
164 float begin, float end, float n) {
165 return linear_colormap(X,r,g,b,linspace(begin,end, cvRound(n)));
166 }
167
168 // Interpolates from a base colormap.
169 static Mat linear_colormap(InputArray X,
170 InputArray r, InputArray g, InputArray b,
171 InputArray xi);
172 };
173
174 // Equals the GNU Octave colormap "autumn".
175 class Autumn : public ColorMap {
176 public:
Autumn()177 Autumn() : ColorMap() {
178 init(256);
179 }
180
Autumn(int n)181 Autumn(int n) : ColorMap() {
182 init(n);
183 }
184
init(int n)185 void init(int n) {
186 static const float r[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
187 static const float g[] = { 0, 0.01587301587301587f, 0.03174603174603174f, 0.04761904761904762f, 0.06349206349206349f, 0.07936507936507936f, 0.09523809523809523f, 0.1111111111111111f, 0.126984126984127f, 0.1428571428571428f, 0.1587301587301587f, 0.1746031746031746f, 0.1904761904761905f, 0.2063492063492063f, 0.2222222222222222f, 0.2380952380952381f, 0.253968253968254f, 0.2698412698412698f, 0.2857142857142857f, 0.3015873015873016f, 0.3174603174603174f, 0.3333333333333333f, 0.3492063492063492f, 0.3650793650793651f, 0.3809523809523809f, 0.3968253968253968f, 0.4126984126984127f, 0.4285714285714285f, 0.4444444444444444f, 0.4603174603174603f, 0.4761904761904762f, 0.492063492063492f, 0.5079365079365079f, 0.5238095238095238f, 0.5396825396825397f, 0.5555555555555556f, 0.5714285714285714f, 0.5873015873015873f, 0.6031746031746031f, 0.6190476190476191f, 0.6349206349206349f, 0.6507936507936508f, 0.6666666666666666f, 0.6825396825396826f, 0.6984126984126984f, 0.7142857142857143f, 0.7301587301587301f, 0.746031746031746f, 0.7619047619047619f, 0.7777777777777778f, 0.7936507936507936f, 0.8095238095238095f, 0.8253968253968254f, 0.8412698412698413f, 0.8571428571428571f, 0.873015873015873f, 0.8888888888888888f, 0.9047619047619048f, 0.9206349206349206f, 0.9365079365079365f, 0.9523809523809523f, 0.9682539682539683f, 0.9841269841269841f, 1};
188 static const float b[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
189 Mat X = linspace(0,1,64);
190 this->_lut = ColorMap::linear_colormap(X,
191 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
192 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
193 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
194 n); // number of sample points
195 }
196 };
197
198 // Equals the GNU Octave colormap "bone".
199 class Bone : public ColorMap {
200 public:
Bone()201 Bone() : ColorMap() {
202 init(256);
203 }
204
Bone(int n)205 Bone(int n) : ColorMap() {
206 init(n);
207 }
208
init(int n)209 void init(int n) {
210 static const float r[] = { 0, 0.01388888888888889f, 0.02777777777777778f, 0.04166666666666666f, 0.05555555555555555f, 0.06944444444444445f, 0.08333333333333333f, 0.09722222222222221f, 0.1111111111111111f, 0.125f, 0.1388888888888889f, 0.1527777777777778f, 0.1666666666666667f, 0.1805555555555556f, 0.1944444444444444f, 0.2083333333333333f, 0.2222222222222222f, 0.2361111111111111f, 0.25f, 0.2638888888888889f, 0.2777777777777778f, 0.2916666666666666f, 0.3055555555555555f, 0.3194444444444444f, 0.3333333333333333f, 0.3472222222222222f, 0.3611111111111111f, 0.375f, 0.3888888888888888f, 0.4027777777777777f, 0.4166666666666666f, 0.4305555555555555f, 0.4444444444444444f, 0.4583333333333333f, 0.4722222222222222f, 0.4861111111111112f, 0.5f, 0.5138888888888888f, 0.5277777777777778f, 0.5416666666666667f, 0.5555555555555556f, 0.5694444444444444f, 0.5833333333333333f, 0.5972222222222222f, 0.611111111111111f, 0.6249999999999999f, 0.6388888888888888f, 0.6527777777777778f, 0.6726190476190474f, 0.6944444444444442f, 0.7162698412698412f, 0.7380952380952381f, 0.7599206349206349f, 0.7817460317460316f, 0.8035714285714286f, 0.8253968253968254f, 0.8472222222222221f, 0.8690476190476188f, 0.8908730158730158f, 0.9126984126984128f, 0.9345238095238095f, 0.9563492063492063f, 0.978174603174603f, 1};
211 static const float g[] = { 0, 0.01388888888888889f, 0.02777777777777778f, 0.04166666666666666f, 0.05555555555555555f, 0.06944444444444445f, 0.08333333333333333f, 0.09722222222222221f, 0.1111111111111111f, 0.125f, 0.1388888888888889f, 0.1527777777777778f, 0.1666666666666667f, 0.1805555555555556f, 0.1944444444444444f, 0.2083333333333333f, 0.2222222222222222f, 0.2361111111111111f, 0.25f, 0.2638888888888889f, 0.2777777777777778f, 0.2916666666666666f, 0.3055555555555555f, 0.3194444444444444f, 0.3353174603174602f, 0.3544973544973544f, 0.3736772486772486f, 0.3928571428571428f, 0.412037037037037f, 0.4312169312169312f, 0.4503968253968254f, 0.4695767195767195f, 0.4887566137566137f, 0.5079365079365078f, 0.5271164021164021f, 0.5462962962962963f, 0.5654761904761904f, 0.5846560846560845f, 0.6038359788359787f, 0.623015873015873f, 0.6421957671957671f, 0.6613756613756612f, 0.6805555555555555f, 0.6997354497354497f, 0.7189153439153438f, 0.7380952380952379f, 0.7572751322751322f, 0.7764550264550264f, 0.7916666666666666f, 0.8055555555555555f, 0.8194444444444444f, 0.8333333333333334f, 0.8472222222222222f, 0.861111111111111f, 0.875f, 0.8888888888888888f, 0.9027777777777777f, 0.9166666666666665f, 0.9305555555555555f, 0.9444444444444444f, 0.9583333333333333f, 0.9722222222222221f, 0.986111111111111f, 1};
212 static const float b[] = { 0, 0.01917989417989418f, 0.03835978835978836f, 0.05753968253968253f, 0.07671957671957672f, 0.09589947089947089f, 0.1150793650793651f, 0.1342592592592592f, 0.1534391534391534f, 0.1726190476190476f, 0.1917989417989418f, 0.210978835978836f, 0.2301587301587301f, 0.2493386243386243f, 0.2685185185185185f, 0.2876984126984127f, 0.3068783068783069f, 0.326058201058201f, 0.3452380952380952f, 0.3644179894179894f, 0.3835978835978835f, 0.4027777777777777f, 0.4219576719576719f, 0.4411375661375661f, 0.4583333333333333f, 0.4722222222222222f, 0.4861111111111111f, 0.5f, 0.5138888888888888f, 0.5277777777777777f, 0.5416666666666666f, 0.5555555555555556f, 0.5694444444444444f, 0.5833333333333333f, 0.5972222222222222f, 0.6111111111111112f, 0.625f, 0.6388888888888888f, 0.6527777777777778f, 0.6666666666666667f, 0.6805555555555556f, 0.6944444444444444f, 0.7083333333333333f, 0.7222222222222222f, 0.736111111111111f, 0.7499999999999999f, 0.7638888888888888f, 0.7777777777777778f, 0.7916666666666666f, 0.8055555555555555f, 0.8194444444444444f, 0.8333333333333334f, 0.8472222222222222f, 0.861111111111111f, 0.875f, 0.8888888888888888f, 0.9027777777777777f, 0.9166666666666665f, 0.9305555555555555f, 0.9444444444444444f, 0.9583333333333333f, 0.9722222222222221f, 0.986111111111111f, 1};
213 Mat X = linspace(0,1,64);
214 this->_lut = ColorMap::linear_colormap(X,
215 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
216 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
217 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
218 n); // number of sample points
219 }
220 };
221
222
223
224
225 // Equals the GNU Octave colormap "jet".
226 class Jet : public ColorMap {
227
228 public:
Jet()229 Jet() {
230 init(256);
231 }
Jet(int n)232 Jet(int n) : ColorMap() {
233 init(n);
234 }
235
init(int n)236 void init(int n) {
237 // breakpoints
238 Mat X = linspace(0,1,256);
239 // define the basemap
240 static const float r[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0.00588235294117645f,0.02156862745098032f,0.03725490196078418f,0.05294117647058827f,0.06862745098039214f,0.084313725490196f,0.1000000000000001f,0.115686274509804f,0.1313725490196078f,0.1470588235294117f,0.1627450980392156f,0.1784313725490196f,0.1941176470588235f,0.2098039215686274f,0.2254901960784315f,0.2411764705882353f,0.2568627450980392f,0.2725490196078431f,0.2882352941176469f,0.303921568627451f,0.3196078431372549f,0.3352941176470587f,0.3509803921568628f,0.3666666666666667f,0.3823529411764706f,0.3980392156862744f,0.4137254901960783f,0.4294117647058824f,0.4450980392156862f,0.4607843137254901f,0.4764705882352942f,0.4921568627450981f,0.5078431372549019f,0.5235294117647058f,0.5392156862745097f,0.5549019607843135f,0.5705882352941174f,0.5862745098039217f,0.6019607843137256f,0.6176470588235294f,0.6333333333333333f,0.6490196078431372f,0.664705882352941f,0.6803921568627449f,0.6960784313725492f,0.7117647058823531f,0.7274509803921569f,0.7431372549019608f,0.7588235294117647f,0.7745098039215685f,0.7901960784313724f,0.8058823529411763f,0.8215686274509801f,0.8372549019607844f,0.8529411764705883f,0.8686274509803922f,0.884313725490196f,0.8999999999999999f,0.9156862745098038f,0.9313725490196076f,0.947058823529412f,0.9627450980392158f,0.9784313725490197f,0.9941176470588236f,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0.9862745098039216f,0.9705882352941178f,0.9549019607843139f,0.93921568627451f,0.9235294117647062f,0.9078431372549018f,0.892156862745098f,0.8764705882352941f,0.8607843137254902f,0.8450980392156864f,0.8294117647058825f,0.8137254901960786f,0.7980392156862743f,0.7823529411764705f,0.7666666666666666f,0.7509803921568627f,0.7352941176470589f,0.719607843137255f,0.7039215686274511f,0.6882352941176473f,0.6725490196078434f,0.6568627450980391f,0.6411764705882352f,0.6254901960784314f,0.6098039215686275f,0.5941176470588236f,0.5784313725490198f,0.5627450980392159f,0.5470588235294116f,0.5313725490196077f,0.5156862745098039f,0.5f};
241 static const float g[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0.001960784313725483f,0.01764705882352935f,0.03333333333333333f,0.0490196078431373f,0.06470588235294117f,0.08039215686274503f,0.09607843137254901f,0.111764705882353f,0.1274509803921569f,0.1431372549019607f,0.1588235294117647f,0.1745098039215687f,0.1901960784313725f,0.2058823529411764f,0.2215686274509804f,0.2372549019607844f,0.2529411764705882f,0.2686274509803921f,0.2843137254901961f,0.3f,0.3156862745098039f,0.3313725490196078f,0.3470588235294118f,0.3627450980392157f,0.3784313725490196f,0.3941176470588235f,0.4098039215686274f,0.4254901960784314f,0.4411764705882353f,0.4568627450980391f,0.4725490196078431f,0.4882352941176471f,0.503921568627451f,0.5196078431372548f,0.5352941176470587f,0.5509803921568628f,0.5666666666666667f,0.5823529411764705f,0.5980392156862746f,0.6137254901960785f,0.6294117647058823f,0.6450980392156862f,0.6607843137254901f,0.6764705882352942f,0.692156862745098f,0.7078431372549019f,0.723529411764706f,0.7392156862745098f,0.7549019607843137f,0.7705882352941176f,0.7862745098039214f,0.8019607843137255f,0.8176470588235294f,0.8333333333333333f,0.8490196078431373f,0.8647058823529412f,0.8803921568627451f,0.8960784313725489f,0.9117647058823528f,0.9274509803921569f,0.9431372549019608f,0.9588235294117646f,0.9745098039215687f,0.9901960784313726f,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0.9901960784313726f,0.9745098039215687f,0.9588235294117649f,0.943137254901961f,0.9274509803921571f,0.9117647058823528f,0.8960784313725489f,0.8803921568627451f,0.8647058823529412f,0.8490196078431373f,0.8333333333333335f,0.8176470588235296f,0.8019607843137253f,0.7862745098039214f,0.7705882352941176f,0.7549019607843137f,0.7392156862745098f,0.723529411764706f,0.7078431372549021f,0.6921568627450982f,0.6764705882352944f,0.6607843137254901f,0.6450980392156862f,0.6294117647058823f,0.6137254901960785f,0.5980392156862746f,0.5823529411764707f,0.5666666666666669f,0.5509803921568626f,0.5352941176470587f,0.5196078431372548f,0.503921568627451f,0.4882352941176471f,0.4725490196078432f,0.4568627450980394f,0.4411764705882355f,0.4254901960784316f,0.4098039215686273f,0.3941176470588235f,0.3784313725490196f,0.3627450980392157f,0.3470588235294119f,0.331372549019608f,0.3156862745098041f,0.2999999999999998f,0.284313725490196f,0.2686274509803921f,0.2529411764705882f,0.2372549019607844f,0.2215686274509805f,0.2058823529411766f,0.1901960784313728f,0.1745098039215689f,0.1588235294117646f,0.1431372549019607f,0.1274509803921569f,0.111764705882353f,0.09607843137254912f,0.08039215686274526f,0.06470588235294139f,0.04901960784313708f,0.03333333333333321f,0.01764705882352935f,0.001960784313725483f,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
242 static const float b[] = {0.5f,0.5156862745098039f,0.5313725490196078f,0.5470588235294118f,0.5627450980392157f,0.5784313725490196f,0.5941176470588235f,0.6098039215686275f,0.6254901960784314f,0.6411764705882352f,0.6568627450980392f,0.6725490196078432f,0.6882352941176471f,0.7039215686274509f,0.7196078431372549f,0.7352941176470589f,0.7509803921568627f,0.7666666666666666f,0.7823529411764706f,0.7980392156862746f,0.8137254901960784f,0.8294117647058823f,0.8450980392156863f,0.8607843137254902f,0.8764705882352941f,0.892156862745098f,0.907843137254902f,0.9235294117647059f,0.9392156862745098f,0.9549019607843137f,0.9705882352941176f,0.9862745098039216f,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0.9941176470588236f,0.9784313725490197f,0.9627450980392158f,0.9470588235294117f,0.9313725490196079f,0.915686274509804f,0.8999999999999999f,0.884313725490196f,0.8686274509803922f,0.8529411764705883f,0.8372549019607844f,0.8215686274509804f,0.8058823529411765f,0.7901960784313726f,0.7745098039215685f,0.7588235294117647f,0.7431372549019608f,0.7274509803921569f,0.7117647058823531f,0.696078431372549f,0.6803921568627451f,0.6647058823529413f,0.6490196078431372f,0.6333333333333333f,0.6176470588235294f,0.6019607843137256f,0.5862745098039217f,0.5705882352941176f,0.5549019607843138f,0.5392156862745099f,0.5235294117647058f,0.5078431372549019f,0.4921568627450981f,0.4764705882352942f,0.4607843137254903f,0.4450980392156865f,0.4294117647058826f,0.4137254901960783f,0.3980392156862744f,0.3823529411764706f,0.3666666666666667f,0.3509803921568628f,0.335294117647059f,0.3196078431372551f,0.3039215686274508f,0.2882352941176469f,0.2725490196078431f,0.2568627450980392f,0.2411764705882353f,0.2254901960784315f,0.2098039215686276f,0.1941176470588237f,0.1784313725490199f,0.1627450980392156f,0.1470588235294117f,0.1313725490196078f,0.115686274509804f,0.1000000000000001f,0.08431372549019622f,0.06862745098039236f,0.05294117647058805f,0.03725490196078418f,0.02156862745098032f,0.00588235294117645f,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
243 // now build lookup table
244 this->_lut = ColorMap::linear_colormap(X,
245 Mat(256,1, CV_32FC1, (void*)r).clone(), // red
246 Mat(256,1, CV_32FC1, (void*)g).clone(), // green
247 Mat(256,1, CV_32FC1, (void*)b).clone(), // blue
248 n);
249 }
250 };
251
252 // Equals the GNU Octave colormap "winter".
253 class Winter : public ColorMap {
254 public:
Winter()255 Winter() : ColorMap() {
256 init(256);
257 }
258
Winter(int n)259 Winter(int n) : ColorMap() {
260 init(n);
261 }
262
init(int n)263 void init(int n) {
264 static const float r[] = {0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f};
265 static const float g[] = {0.0f, 0.1f, 0.2f, 0.3f, 0.4f, 0.5f, 0.6f, 0.7f, 0.8f, 0.9f, 1.0f,};
266 static const float b[] = {1.0, 0.95f, 0.9f, 0.85f, 0.8f, 0.75f, 0.7f, 0.65f, 0.6f, 0.55f, 0.5f};
267 Mat X = linspace(0,1,11);
268 this->_lut = ColorMap::linear_colormap(X,
269 Mat(11,1, CV_32FC1, (void*)r).clone(), // red
270 Mat(11,1, CV_32FC1, (void*)g).clone(), // green
271 Mat(11,1, CV_32FC1, (void*)b).clone(), // blue
272 n); // number of sample points
273 }
274 };
275
276 // Equals the GNU Octave colormap "rainbow".
277 class Rainbow : public ColorMap {
278 public:
Rainbow()279 Rainbow() : ColorMap() {
280 init(256);
281 }
282
Rainbow(int n)283 Rainbow(int n) : ColorMap() {
284 init(n);
285 }
286
init(int n)287 void init(int n) {
288 static const float r[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0.9365079365079367f, 0.8571428571428572f, 0.7777777777777777f, 0.6984126984126986f, 0.6190476190476191f, 0.53968253968254f, 0.4603174603174605f, 0.3809523809523814f, 0.3015873015873018f, 0.2222222222222223f, 0.1428571428571432f, 0.06349206349206415f, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.03174603174603208f, 0.08465608465608465f, 0.1375661375661377f, 0.1904761904761907f, 0.2433862433862437f, 0.2962962962962963f, 0.3492063492063493f, 0.4021164021164023f, 0.4550264550264553f, 0.5079365079365079f, 0.5608465608465609f, 0.6137566137566139f, 0.666666666666667f};
289 static const float g[] = { 0, 0.03968253968253968f, 0.07936507936507936f, 0.119047619047619f, 0.1587301587301587f, 0.1984126984126984f, 0.2380952380952381f, 0.2777777777777778f, 0.3174603174603174f, 0.3571428571428571f, 0.3968253968253968f, 0.4365079365079365f, 0.4761904761904762f, 0.5158730158730158f, 0.5555555555555556f, 0.5952380952380952f, 0.6349206349206349f, 0.6746031746031745f, 0.7142857142857142f, 0.753968253968254f, 0.7936507936507936f, 0.8333333333333333f, 0.873015873015873f, 0.9126984126984127f, 0.9523809523809523f, 0.992063492063492f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0.9841269841269842f, 0.9047619047619047f, 0.8253968253968256f, 0.7460317460317465f, 0.666666666666667f, 0.587301587301587f, 0.5079365079365079f, 0.4285714285714288f, 0.3492063492063493f, 0.2698412698412698f, 0.1904761904761907f, 0.1111111111111116f, 0.03174603174603208f, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
290 static const float b[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.01587301587301582f, 0.09523809523809534f, 0.1746031746031744f, 0.2539682539682535f, 0.333333333333333f, 0.412698412698413f, 0.4920634920634921f, 0.5714285714285712f, 0.6507936507936507f, 0.7301587301587302f, 0.8095238095238093f, 0.8888888888888884f, 0.9682539682539679f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
291 Mat X = linspace(0,1,64);
292 this->_lut = ColorMap::linear_colormap(X,
293 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
294 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
295 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
296 n); // number of sample points
297 }
298 };
299
300 // Equals the colormap "deepgreen".
301 class DeepGreen : public ColorMap {
302 public:
DeepGreen()303 DeepGreen() : ColorMap() {
304 init(256);
305 }
DeepGreen(int n)306 DeepGreen(int n) : ColorMap() {
307 init(n);
308 }
init(int n)309 void init(int n) {
310 static const float r[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.04761904761904762f, 0.09523809523809523f, 0.1428571428571428f, 0.1904761904761905f, 0.2380952380952381f, 0.2857142857142857f, 0.3333333333333333f, 0.3809523809523809f, 0.4285714285714285f, 0.4761904761904762f, 0.5238095238095238f, 0.5714285714285714f, 0.6190476190476191f, 0.6666666666666666f, 0.7142857142857143f, 0.7619047619047619f, 0.8095238095238095f, 0.8571428571428571f, 0.9047619047619048f, 0.9523809523809523f, 1 };
311 static const float g[] = { 0, 0.01587301587301587f, 0.03174603174603174f, 0.04761904761904762f, 0.06349206349206349f, 0.07936507936507936f, 0.09523809523809523f, 0.1111111111111111f, 0.126984126984127f, 0.1428571428571428f, 0.1587301587301587f, 0.1746031746031746f, 0.1904761904761905f, 0.2063492063492063f, 0.2222222222222222f, 0.2380952380952381f, 0.253968253968254f, 0.2698412698412698f, 0.2857142857142857f, 0.3015873015873016f, 0.3174603174603174f, 0.3333333333333333f, 0.3492063492063492f, 0.3650793650793651f, 0.3809523809523809f, 0.3968253968253968f, 0.4126984126984127f, 0.4285714285714285f, 0.4444444444444444f, 0.4603174603174603f, 0.4761904761904762f, 0.492063492063492f, 0.5079365079365079f, 0.5238095238095238f, 0.5396825396825397f, 0.5555555555555556f, 0.5714285714285714f, 0.5873015873015873f, 0.6031746031746031f, 0.6190476190476191f, 0.6349206349206349f, 0.6507936507936508f, 0.6666666666666666f, 0.6825396825396826f, 0.6984126984126984f, 0.7142857142857143f, 0.7301587301587301f, 0.746031746031746f, 0.7619047619047619f, 0.7777777777777778f, 0.7936507936507936f, 0.8095238095238095f, 0.8253968253968254f, 0.8412698412698413f, 0.8571428571428571f, 0.873015873015873f, 0.8888888888888888f, 0.9047619047619048f, 0.9206349206349206f, 0.9365079365079365f, 0.9523809523809523f, 0.9682539682539683f, 0.9841269841269841f, 1 };
312 static const float b[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.02380952380952381f, 0.04761904761904762f, 0.07142857142857142f, 0.09523809523809523f, 0.119047619047619f, 0.1428571428571428f, 0.1666666666666667f, 0.1904761904761905f, 0.2142857142857143f, 0.2380952380952381f, 0.2619047619047619f, 0.2857142857142857f, 0.3095238095238095f, 0.3333333333333333f, 0.3571428571428572f, 0.3809523809523809f, 0.4047619047619048f, 0.4285714285714285f, 0.4523809523809524f, 0.4761904761904762f, 0.5f, 0.5238095238095238f, 0.5476190476190477f, 0.5714285714285714f, 0.5952380952380952f, 0.6190476190476191f, 0.6428571428571429f, 0.6666666666666666f, 0.6904761904761905f, 0.7142857142857143f, 0.7380952380952381f, 0.7619047619047619f, 0.7857142857142857f, 0.8095238095238095f, 0.8333333333333334f, 0.8571428571428571f, 0.8809523809523809f, 0.9047619047619048f, 0.9285714285714286f, 0.9523809523809523f, 0.9761904761904762f, 1 };
313 Mat X = linspace(0, 1, 64);
314 this->_lut = ColorMap::linear_colormap(X,
315 Mat(64, 1, CV_32FC1, (void*)r).clone(), // red
316 Mat(64, 1, CV_32FC1, (void*)g).clone(), // green
317 Mat(64, 1, CV_32FC1, (void*)b).clone(), // blue
318 n); // number of sample points
319 }
320 };
321
322 // Equals the GNU Octave colormap "ocean".
323 class Ocean : public ColorMap {
324 public:
Ocean()325 Ocean() : ColorMap() {
326 init(256);
327 }
328
Ocean(int n)329 Ocean(int n) : ColorMap() {
330 init(n);
331 }
332
init(int n)333 void init(int n) {
334 static const float r[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.04761904761904762f, 0.09523809523809523f, 0.1428571428571428f, 0.1904761904761905f, 0.2380952380952381f, 0.2857142857142857f, 0.3333333333333333f, 0.3809523809523809f, 0.4285714285714285f, 0.4761904761904762f, 0.5238095238095238f, 0.5714285714285714f, 0.6190476190476191f, 0.6666666666666666f, 0.7142857142857143f, 0.7619047619047619f, 0.8095238095238095f, 0.8571428571428571f, 0.9047619047619048f, 0.9523809523809523f, 1};
335 static const float g[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.02380952380952381f, 0.04761904761904762f, 0.07142857142857142f, 0.09523809523809523f, 0.119047619047619f, 0.1428571428571428f, 0.1666666666666667f, 0.1904761904761905f, 0.2142857142857143f, 0.2380952380952381f, 0.2619047619047619f, 0.2857142857142857f, 0.3095238095238095f, 0.3333333333333333f, 0.3571428571428572f, 0.3809523809523809f, 0.4047619047619048f, 0.4285714285714285f, 0.4523809523809524f, 0.4761904761904762f, 0.5f, 0.5238095238095238f, 0.5476190476190477f, 0.5714285714285714f, 0.5952380952380952f, 0.6190476190476191f, 0.6428571428571429f, 0.6666666666666666f, 0.6904761904761905f, 0.7142857142857143f, 0.7380952380952381f, 0.7619047619047619f, 0.7857142857142857f, 0.8095238095238095f, 0.8333333333333334f, 0.8571428571428571f, 0.8809523809523809f, 0.9047619047619048f, 0.9285714285714286f, 0.9523809523809523f, 0.9761904761904762f, 1};
336 static const float b[] = { 0, 0.01587301587301587f, 0.03174603174603174f, 0.04761904761904762f, 0.06349206349206349f, 0.07936507936507936f, 0.09523809523809523f, 0.1111111111111111f, 0.126984126984127f, 0.1428571428571428f, 0.1587301587301587f, 0.1746031746031746f, 0.1904761904761905f, 0.2063492063492063f, 0.2222222222222222f, 0.2380952380952381f, 0.253968253968254f, 0.2698412698412698f, 0.2857142857142857f, 0.3015873015873016f, 0.3174603174603174f, 0.3333333333333333f, 0.3492063492063492f, 0.3650793650793651f, 0.3809523809523809f, 0.3968253968253968f, 0.4126984126984127f, 0.4285714285714285f, 0.4444444444444444f, 0.4603174603174603f, 0.4761904761904762f, 0.492063492063492f, 0.5079365079365079f, 0.5238095238095238f, 0.5396825396825397f, 0.5555555555555556f, 0.5714285714285714f, 0.5873015873015873f, 0.6031746031746031f, 0.6190476190476191f, 0.6349206349206349f, 0.6507936507936508f, 0.6666666666666666f, 0.6825396825396826f, 0.6984126984126984f, 0.7142857142857143f, 0.7301587301587301f, 0.746031746031746f, 0.7619047619047619f, 0.7777777777777778f, 0.7936507936507936f, 0.8095238095238095f, 0.8253968253968254f, 0.8412698412698413f, 0.8571428571428571f, 0.873015873015873f, 0.8888888888888888f, 0.9047619047619048f, 0.9206349206349206f, 0.9365079365079365f, 0.9523809523809523f, 0.9682539682539683f, 0.9841269841269841f, 1};
337 Mat X = linspace(0,1,64);
338 this->_lut = ColorMap::linear_colormap(X,
339 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
340 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
341 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
342 n); // number of sample points
343 }
344 };
345
346 // Equals the GNU Octave colormap "summer".
347 class Summer : public ColorMap {
348 public:
Summer()349 Summer() : ColorMap() {
350 init(256);
351 }
352
Summer(int n)353 Summer(int n) : ColorMap() {
354 init(n);
355 }
356
init(int n)357 void init(int n) {
358 static const float r[] = { 0, 0.01587301587301587f, 0.03174603174603174f, 0.04761904761904762f, 0.06349206349206349f, 0.07936507936507936f, 0.09523809523809523f, 0.1111111111111111f, 0.126984126984127f, 0.1428571428571428f, 0.1587301587301587f, 0.1746031746031746f, 0.1904761904761905f, 0.2063492063492063f, 0.2222222222222222f, 0.2380952380952381f, 0.253968253968254f, 0.2698412698412698f, 0.2857142857142857f, 0.3015873015873016f, 0.3174603174603174f, 0.3333333333333333f, 0.3492063492063492f, 0.3650793650793651f, 0.3809523809523809f, 0.3968253968253968f, 0.4126984126984127f, 0.4285714285714285f, 0.4444444444444444f, 0.4603174603174603f, 0.4761904761904762f, 0.492063492063492f, 0.5079365079365079f, 0.5238095238095238f, 0.5396825396825397f, 0.5555555555555556f, 0.5714285714285714f, 0.5873015873015873f, 0.6031746031746031f, 0.6190476190476191f, 0.6349206349206349f, 0.6507936507936508f, 0.6666666666666666f, 0.6825396825396826f, 0.6984126984126984f, 0.7142857142857143f, 0.7301587301587301f, 0.746031746031746f, 0.7619047619047619f, 0.7777777777777778f, 0.7936507936507936f, 0.8095238095238095f, 0.8253968253968254f, 0.8412698412698413f, 0.8571428571428571f, 0.873015873015873f, 0.8888888888888888f, 0.9047619047619048f, 0.9206349206349206f, 0.9365079365079365f, 0.9523809523809523f, 0.9682539682539683f, 0.9841269841269841f, 1};
359 static const float g[] = { 0.5f, 0.5079365079365079f, 0.5158730158730158f, 0.5238095238095238f, 0.5317460317460317f, 0.5396825396825397f, 0.5476190476190477f, 0.5555555555555556f, 0.5634920634920635f, 0.5714285714285714f, 0.5793650793650793f, 0.5873015873015873f, 0.5952380952380952f, 0.6031746031746031f, 0.6111111111111112f, 0.6190476190476191f, 0.626984126984127f, 0.6349206349206349f, 0.6428571428571428f, 0.6507936507936508f, 0.6587301587301587f, 0.6666666666666666f, 0.6746031746031746f, 0.6825396825396826f, 0.6904761904761905f, 0.6984126984126984f, 0.7063492063492063f, 0.7142857142857143f, 0.7222222222222222f, 0.7301587301587301f, 0.7380952380952381f, 0.746031746031746f, 0.753968253968254f, 0.7619047619047619f, 0.7698412698412698f, 0.7777777777777778f, 0.7857142857142857f, 0.7936507936507937f, 0.8015873015873016f, 0.8095238095238095f, 0.8174603174603174f, 0.8253968253968254f, 0.8333333333333333f, 0.8412698412698413f, 0.8492063492063492f, 0.8571428571428572f, 0.8650793650793651f, 0.873015873015873f, 0.8809523809523809f, 0.8888888888888888f, 0.8968253968253967f, 0.9047619047619048f, 0.9126984126984127f, 0.9206349206349207f, 0.9285714285714286f, 0.9365079365079365f, 0.9444444444444444f, 0.9523809523809523f, 0.9603174603174602f, 0.9682539682539683f, 0.9761904761904762f, 0.9841269841269842f, 0.9920634920634921f, 1};
360 static const float b[] = { 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f};
361 Mat X = linspace(0,1,64);
362 this->_lut = ColorMap::linear_colormap(X,
363 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
364 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
365 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
366 n); // number of sample points
367 }
368 };
369
370 // Equals the GNU Octave colormap "spring".
371 class Spring : public ColorMap {
372 public:
Spring()373 Spring() : ColorMap() {
374 init(256);
375 }
376
Spring(int n)377 Spring(int n) : ColorMap() {
378 init(n);
379 }
380
init(int n)381 void init(int n) {
382 static const float r[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
383 static const float g[] = { 0, 0.01587301587301587f, 0.03174603174603174f, 0.04761904761904762f, 0.06349206349206349f, 0.07936507936507936f, 0.09523809523809523f, 0.1111111111111111f, 0.126984126984127f, 0.1428571428571428f, 0.1587301587301587f, 0.1746031746031746f, 0.1904761904761905f, 0.2063492063492063f, 0.2222222222222222f, 0.2380952380952381f, 0.253968253968254f, 0.2698412698412698f, 0.2857142857142857f, 0.3015873015873016f, 0.3174603174603174f, 0.3333333333333333f, 0.3492063492063492f, 0.3650793650793651f, 0.3809523809523809f, 0.3968253968253968f, 0.4126984126984127f, 0.4285714285714285f, 0.4444444444444444f, 0.4603174603174603f, 0.4761904761904762f, 0.492063492063492f, 0.5079365079365079f, 0.5238095238095238f, 0.5396825396825397f, 0.5555555555555556f, 0.5714285714285714f, 0.5873015873015873f, 0.6031746031746031f, 0.6190476190476191f, 0.6349206349206349f, 0.6507936507936508f, 0.6666666666666666f, 0.6825396825396826f, 0.6984126984126984f, 0.7142857142857143f, 0.7301587301587301f, 0.746031746031746f, 0.7619047619047619f, 0.7777777777777778f, 0.7936507936507936f, 0.8095238095238095f, 0.8253968253968254f, 0.8412698412698413f, 0.8571428571428571f, 0.873015873015873f, 0.8888888888888888f, 0.9047619047619048f, 0.9206349206349206f, 0.9365079365079365f, 0.9523809523809523f, 0.9682539682539683f, 0.9841269841269841f, 1};
384 static const float b[] = { 1, 0.9841269841269842f, 0.9682539682539683f, 0.9523809523809523f, 0.9365079365079365f, 0.9206349206349207f, 0.9047619047619048f, 0.8888888888888888f, 0.873015873015873f, 0.8571428571428572f, 0.8412698412698413f, 0.8253968253968254f, 0.8095238095238095f, 0.7936507936507937f, 0.7777777777777778f, 0.7619047619047619f, 0.746031746031746f, 0.7301587301587302f, 0.7142857142857143f, 0.6984126984126984f, 0.6825396825396826f, 0.6666666666666667f, 0.6507936507936508f, 0.6349206349206349f, 0.6190476190476191f, 0.6031746031746033f, 0.5873015873015873f, 0.5714285714285714f, 0.5555555555555556f, 0.5396825396825398f, 0.5238095238095238f, 0.5079365079365079f, 0.4920634920634921f, 0.4761904761904762f, 0.4603174603174603f, 0.4444444444444444f, 0.4285714285714286f, 0.4126984126984127f, 0.3968253968253969f, 0.3809523809523809f, 0.3650793650793651f, 0.3492063492063492f, 0.3333333333333334f, 0.3174603174603174f, 0.3015873015873016f, 0.2857142857142857f, 0.2698412698412699f, 0.253968253968254f, 0.2380952380952381f, 0.2222222222222222f, 0.2063492063492064f, 0.1904761904761905f, 0.1746031746031746f, 0.1587301587301587f, 0.1428571428571429f, 0.126984126984127f, 0.1111111111111112f, 0.09523809523809523f, 0.07936507936507942f, 0.06349206349206349f, 0.04761904761904767f, 0.03174603174603174f, 0.01587301587301593f, 0};
385 Mat X = linspace(0,1,64);
386 this->_lut = ColorMap::linear_colormap(X,
387 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
388 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
389 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
390 n); // number of sample points
391 }
392 };
393
394 // Equals the GNU Octave colormap "cool".
395 class Cool : public ColorMap {
396 public:
Cool()397 Cool() : ColorMap() {
398 init(256);
399 }
400
Cool(int n)401 Cool(int n) : ColorMap() {
402 init(n);
403 }
404
init(int n)405 void init(int n) {
406 static const float r[] = { 0, 0.01587301587301587f, 0.03174603174603174f, 0.04761904761904762f, 0.06349206349206349f, 0.07936507936507936f, 0.09523809523809523f, 0.1111111111111111f, 0.126984126984127f, 0.1428571428571428f, 0.1587301587301587f, 0.1746031746031746f, 0.1904761904761905f, 0.2063492063492063f, 0.2222222222222222f, 0.2380952380952381f, 0.253968253968254f, 0.2698412698412698f, 0.2857142857142857f, 0.3015873015873016f, 0.3174603174603174f, 0.3333333333333333f, 0.3492063492063492f, 0.3650793650793651f, 0.3809523809523809f, 0.3968253968253968f, 0.4126984126984127f, 0.4285714285714285f, 0.4444444444444444f, 0.4603174603174603f, 0.4761904761904762f, 0.492063492063492f, 0.5079365079365079f, 0.5238095238095238f, 0.5396825396825397f, 0.5555555555555556f, 0.5714285714285714f, 0.5873015873015873f, 0.6031746031746031f, 0.6190476190476191f, 0.6349206349206349f, 0.6507936507936508f, 0.6666666666666666f, 0.6825396825396826f, 0.6984126984126984f, 0.7142857142857143f, 0.7301587301587301f, 0.746031746031746f, 0.7619047619047619f, 0.7777777777777778f, 0.7936507936507936f, 0.8095238095238095f, 0.8253968253968254f, 0.8412698412698413f, 0.8571428571428571f, 0.873015873015873f, 0.8888888888888888f, 0.9047619047619048f, 0.9206349206349206f, 0.9365079365079365f, 0.9523809523809523f, 0.9682539682539683f, 0.9841269841269841f, 1};
407 static const float g[] = { 1, 0.9841269841269842f, 0.9682539682539683f, 0.9523809523809523f, 0.9365079365079365f, 0.9206349206349207f, 0.9047619047619048f, 0.8888888888888888f, 0.873015873015873f, 0.8571428571428572f, 0.8412698412698413f, 0.8253968253968254f, 0.8095238095238095f, 0.7936507936507937f, 0.7777777777777778f, 0.7619047619047619f, 0.746031746031746f, 0.7301587301587302f, 0.7142857142857143f, 0.6984126984126984f, 0.6825396825396826f, 0.6666666666666667f, 0.6507936507936508f, 0.6349206349206349f, 0.6190476190476191f, 0.6031746031746033f, 0.5873015873015873f, 0.5714285714285714f, 0.5555555555555556f, 0.5396825396825398f, 0.5238095238095238f, 0.5079365079365079f, 0.4920634920634921f, 0.4761904761904762f, 0.4603174603174603f, 0.4444444444444444f, 0.4285714285714286f, 0.4126984126984127f, 0.3968253968253969f, 0.3809523809523809f, 0.3650793650793651f, 0.3492063492063492f, 0.3333333333333334f, 0.3174603174603174f, 0.3015873015873016f, 0.2857142857142857f, 0.2698412698412699f, 0.253968253968254f, 0.2380952380952381f, 0.2222222222222222f, 0.2063492063492064f, 0.1904761904761905f, 0.1746031746031746f, 0.1587301587301587f, 0.1428571428571429f, 0.126984126984127f, 0.1111111111111112f, 0.09523809523809523f, 0.07936507936507942f, 0.06349206349206349f, 0.04761904761904767f, 0.03174603174603174f, 0.01587301587301593f, 0};
408 static const float b[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
409 Mat X = linspace(0,1,64);
410 this->_lut = ColorMap::linear_colormap(X,
411 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
412 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
413 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
414 n); // number of sample points
415 }
416 };
417
418 // Equals the GNU Octave colormap "hsv".
419 class HSV : public ColorMap {
420 public:
HSV()421 HSV() : ColorMap() {
422 init(256);
423 }
424
HSV(int n)425 HSV(int n) : ColorMap() {
426 init(n);
427 }
428
init(int n)429 void init(int n) {
430 static const float r[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0.9523809523809526f, 0.8571428571428568f, 0.7619047619047614f, 0.6666666666666665f, 0.5714285714285716f, 0.4761904761904763f, 0.3809523809523805f, 0.2857142857142856f, 0.1904761904761907f, 0.0952380952380949f, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.09523809523809557f, 0.1904761904761905f, 0.2857142857142854f, 0.3809523809523809f, 0.4761904761904765f, 0.5714285714285714f, 0.6666666666666663f, 0.7619047619047619f, 0.8571428571428574f, 0.9523809523809523f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
431 static const float g[] = { 0, 0.09523809523809523f, 0.1904761904761905f, 0.2857142857142857f, 0.3809523809523809f, 0.4761904761904762f, 0.5714285714285714f, 0.6666666666666666f, 0.7619047619047619f, 0.8571428571428571f, 0.9523809523809523f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0.9523809523809526f, 0.8571428571428577f, 0.7619047619047619f, 0.6666666666666665f, 0.5714285714285716f, 0.4761904761904767f, 0.3809523809523814f, 0.2857142857142856f, 0.1904761904761907f, 0.09523809523809579f, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
432 static const float b[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.09523809523809523f, 0.1904761904761905f, 0.2857142857142857f, 0.3809523809523809f, 0.4761904761904762f, 0.5714285714285714f, 0.6666666666666666f, 0.7619047619047619f, 0.8571428571428571f, 0.9523809523809523f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0.9523809523809526f, 0.8571428571428577f, 0.7619047619047614f, 0.6666666666666665f, 0.5714285714285716f, 0.4761904761904767f, 0.3809523809523805f, 0.2857142857142856f, 0.1904761904761907f, 0.09523809523809579f, 0};
433 Mat X = linspace(0,1,64);
434 this->_lut = ColorMap::linear_colormap(X,
435 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
436 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
437 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
438 n); // number of sample points
439 }
440 };
441
442 // Equals the GNU Octave colormap "pink".
443 class Pink : public ColorMap {
444 public:
Pink()445 Pink() : ColorMap() {
446 init(256);
447 }
448
Pink(int n)449 Pink(int n) : ColorMap() {
450 init(n);
451 }
452
init(int n)453 void init(int n) {
454 static const float r[] = { 0, 0.1571348402636772f, 0.2222222222222222f, 0.2721655269759087f, 0.3142696805273544f, 0.3513641844631533f, 0.3849001794597505f, 0.415739709641549f, 0.4444444444444444f, 0.4714045207910317f, 0.4969039949999532f, 0.5211573066470477f, 0.5443310539518174f, 0.5665577237325317f, 0.5879447357921312f, 0.6085806194501846f, 0.6285393610547089f, 0.6478835438717f, 0.6666666666666666f, 0.6849348892187751f, 0.7027283689263065f, 0.7200822998230956f, 0.7370277311900888f, 0.753592220347252f, 0.7663560447348133f, 0.7732293307186413f, 0.7800420555749596f, 0.7867957924694432f, 0.7934920476158722f, 0.8001322641986387f, 0.8067178260046388f, 0.8132500607904444f, 0.8197302434079591f, 0.8261595987094034f, 0.8325393042503717f, 0.8388704928078611f, 0.8451542547285166f, 0.8513916401208816f, 0.8575836609041332f, 0.8637312927246217f, 0.8698354767504924f, 0.8758971213537393f, 0.8819171036881968f, 0.8878962711712378f, 0.8938354428762595f, 0.8997354108424372f, 0.9055969413076769f, 0.9114207758701963f, 0.9172076325837248f, 0.9229582069908971f, 0.9286731730990523f, 0.9343531843023135f, 0.9399988742535192f, 0.9456108576893002f, 0.9511897312113418f, 0.9567360740266436f, 0.9622504486493763f, 0.9677334015667416f, 0.9731854638710686f, 0.9786071518602129f, 0.9839989676081821f, 0.9893613995077727f, 0.9946949227868761f, 1};
455 static const float g[] = { 0, 0.1028688999747279f, 0.1454785934906616f, 0.1781741612749496f, 0.2057377999494559f, 0.2300218531141181f, 0.2519763153394848f, 0.2721655269759087f, 0.2909571869813232f, 0.3086066999241838f, 0.3253000243161777f, 0.3411775438127727f, 0.3563483225498992f, 0.3708990935094579f, 0.3849001794597505f, 0.3984095364447979f, 0.4114755998989117f, 0.4241393401869012f, 0.4364357804719847f, 0.4483951394230328f, 0.4600437062282361f, 0.4714045207910317f, 0.4824979096371639f, 0.4933419132673033f, 0.5091750772173156f, 0.5328701692569688f, 0.5555555555555556f, 0.5773502691896257f, 0.5983516452371671f, 0.6186404847588913f, 0.6382847385042254f, 0.6573421981221795f, 0.6758625033664688f, 0.6938886664887108f, 0.7114582486036499f, 0.7286042804780002f, 0.7453559924999299f, 0.7617394000445604f, 0.7777777777777778f, 0.7934920476158723f, 0.8089010988089465f, 0.8240220541217402f, 0.8388704928078611f, 0.8534606386520677f, 0.8678055195451838f, 0.8819171036881968f, 0.8958064164776166f, 0.9094836413191612f, 0.9172076325837248f, 0.9229582069908971f, 0.9286731730990523f, 0.9343531843023135f, 0.9399988742535192f, 0.9456108576893002f, 0.9511897312113418f, 0.9567360740266436f, 0.9622504486493763f, 0.9677334015667416f, 0.9731854638710686f, 0.9786071518602129f, 0.9839989676081821f, 0.9893613995077727f, 0.9946949227868761f, 1};
456 static const float b[] = { 0, 0.1028688999747279f, 0.1454785934906616f, 0.1781741612749496f, 0.2057377999494559f, 0.2300218531141181f, 0.2519763153394848f, 0.2721655269759087f, 0.2909571869813232f, 0.3086066999241838f, 0.3253000243161777f, 0.3411775438127727f, 0.3563483225498992f, 0.3708990935094579f, 0.3849001794597505f, 0.3984095364447979f, 0.4114755998989117f, 0.4241393401869012f, 0.4364357804719847f, 0.4483951394230328f, 0.4600437062282361f, 0.4714045207910317f, 0.4824979096371639f, 0.4933419132673033f, 0.5039526306789697f, 0.5143444998736397f, 0.5245305283129621f, 0.5345224838248488f, 0.5443310539518174f, 0.5539659798925444f, 0.563436169819011f, 0.5727497953228163f, 0.5819143739626463f, 0.5909368402852788f, 0.5998236072282915f, 0.6085806194501846f, 0.6172133998483676f, 0.6257270902992705f, 0.6341264874742278f, 0.642416074439621f, 0.6506000486323554f, 0.6586823467062358f, 0.6666666666666666f, 0.6745564876468501f, 0.6823550876255453f, 0.6900655593423541f, 0.6976908246297114f, 0.7052336473499384f, 0.7237468644557459f, 0.7453559924999298f, 0.7663560447348133f, 0.7867957924694432f, 0.8067178260046388f, 0.8261595987094034f, 0.8451542547285166f, 0.8637312927246217f, 0.8819171036881968f, 0.8997354108424372f, 0.9172076325837248f, 0.9343531843023135f, 0.9511897312113418f, 0.9677334015667416f, 0.9839989676081821f, 1};
457 Mat X = linspace(0,1,64);
458 this->_lut = ColorMap::linear_colormap(X,
459 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
460 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
461 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
462 n); // number of sample points
463 }
464 };
465
466 // Equals the GNU Octave colormap "hot".
467 class Hot : public ColorMap {
468 public:
Hot()469 Hot() : ColorMap() {
470 init(256);
471 }
472
Hot(int n)473 Hot(int n) : ColorMap() {
474 init(n);
475 }
476
init(int n)477 void init(int n) {
478 static const float r[] = { 0, 0.03968253968253968f, 0.07936507936507936f, 0.119047619047619f, 0.1587301587301587f, 0.1984126984126984f, 0.2380952380952381f, 0.2777777777777778f, 0.3174603174603174f, 0.3571428571428571f, 0.3968253968253968f, 0.4365079365079365f, 0.4761904761904762f, 0.5158730158730158f, 0.5555555555555556f, 0.5952380952380952f, 0.6349206349206349f, 0.6746031746031745f, 0.7142857142857142f, 0.753968253968254f, 0.7936507936507936f, 0.8333333333333333f, 0.873015873015873f, 0.9126984126984127f, 0.9523809523809523f, 0.992063492063492f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
479 static const float g[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.03174603174603163f, 0.0714285714285714f, 0.1111111111111112f, 0.1507936507936507f, 0.1904761904761905f, 0.23015873015873f, 0.2698412698412698f, 0.3095238095238093f, 0.3492063492063491f, 0.3888888888888888f, 0.4285714285714284f, 0.4682539682539679f, 0.5079365079365079f, 0.5476190476190477f, 0.5873015873015872f, 0.6269841269841268f, 0.6666666666666665f, 0.7063492063492065f, 0.746031746031746f, 0.7857142857142856f, 0.8253968253968254f, 0.8650793650793651f, 0.9047619047619047f, 0.9444444444444442f, 0.984126984126984f, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
480 static const float b[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.04761904761904745f, 0.1269841269841265f, 0.2063492063492056f, 0.2857142857142856f, 0.3650793650793656f, 0.4444444444444446f, 0.5238095238095237f, 0.6031746031746028f, 0.6825396825396828f, 0.7619047619047619f, 0.8412698412698409f, 0.92063492063492f, 1};
481 Mat X = linspace(0,1,64);
482 this->_lut = ColorMap::linear_colormap(X,
483 Mat(64,1, CV_32FC1, (void*)r).clone(), // red
484 Mat(64,1, CV_32FC1, (void*)g).clone(), // green
485 Mat(64,1, CV_32FC1, (void*)b).clone(), // blue
486 n); // number of sample points
487 }
488 };
489
490 // Colormap similar to MATLAB's "parula".
491 class Parula : public ColorMap {
492 public:
Parula()493 Parula() : ColorMap() {
494 init(256);
495 }
496
Parula(int n)497 Parula(int n) : ColorMap() {
498 init(n);
499 }
500
init(int n)501 void init(int n) {
502 static const float r[] = { 0.2078f, 0.0118f, 0.0784f, 0.0235f, 0.2196f, 0.5725f, 0.8510f, 0.9882f, 0.9765f };
503 static const float g[] = { 0.1647f, 0.3882f, 0.5216f, 0.6549f, 0.7255f, 0.7490f, 0.7294f, 0.8078f, 0.9843f };
504 static const float b[] = { 0.5294f, 0.8824f, 0.8314f, 0.7765f, 0.6196f, 0.4510f, 0.3373f, 0.1804f, 0.0549f };
505 Mat X = linspace(0, 1, 9);
506 this->_lut = ColorMap::linear_colormap(X,
507 Mat(9, 1, CV_32FC1, (void*)r).clone(), // red
508 Mat(9, 1, CV_32FC1, (void*)g).clone(), // green
509 Mat(9, 1, CV_32FC1, (void*)b).clone(), // blue
510 n); // number of sample points
511 }
512 };
513
514 // Equals the Matplotlib colormap "magma".
515 class Magma : public ColorMap {
516 public:
Magma()517 Magma() : ColorMap() {
518 init(256);
519 }
520
Magma(int n)521 Magma(int n) : ColorMap() {
522 init(n);
523 }
524
init(int n)525 void init(int n) {
526 static const float r[] = { 0.001462f, 0.002258f, 0.003279f, 0.004512f, 0.005950f, 0.007588f, 0.009426f, 0.011465f, 0.013708f, 0.016156f, 0.018815f, 0.021692f, 0.024792f, 0.028123f, 0.031696f, 0.035520f, 0.039608f, 0.043830f, 0.048062f, 0.052320f, 0.056615f, 0.060949f, 0.065330f, 0.069764f, 0.074257f, 0.078815f, 0.083446f, 0.088155f, 0.092949f, 0.097833f, 0.102815f, 0.107899f, 0.113094f, 0.118405f, 0.123833f, 0.129380f, 0.135053f, 0.140858f, 0.146785f, 0.152839f, 0.159018f, 0.165308f, 0.171713f, 0.178212f, 0.184801f, 0.191460f, 0.198177f, 0.204935f, 0.211718f, 0.218512f, 0.225302f, 0.232077f, 0.238826f, 0.245543f, 0.252220f, 0.258857f, 0.265447f, 0.271994f, 0.278493f, 0.284951f, 0.291366f, 0.297740f, 0.304081f, 0.310382f, 0.316654f, 0.322899f, 0.329114f, 0.335308f, 0.341482f, 0.347636f, 0.353773f, 0.359898f, 0.366012f, 0.372116f, 0.378211f, 0.384299f, 0.390384f, 0.396467f, 0.402548f, 0.408629f, 0.414709f, 0.420791f, 0.426877f, 0.432967f, 0.439062f, 0.445163f, 0.451271f, 0.457386f, 0.463508f, 0.469640f, 0.475780f, 0.481929f, 0.488088f, 0.494258f, 0.500438f, 0.506629f, 0.512831f, 0.519045f, 0.525270f, 0.531507f, 0.537755f, 0.544015f, 0.550287f, 0.556571f, 0.562866f, 0.569172f, 0.575490f, 0.581819f, 0.588158f, 0.594508f, 0.600868f, 0.607238f, 0.613617f, 0.620005f, 0.626401f, 0.632805f, 0.639216f, 0.645633f, 0.652056f, 0.658483f, 0.664915f, 0.671349f, 0.677786f, 0.684224f, 0.690661f, 0.697098f, 0.703532f, 0.709962f, 0.716387f, 0.722805f, 0.729216f, 0.735616f, 0.742004f, 0.748378f, 0.754737f, 0.761077f, 0.767398f, 0.773695f, 0.779968f, 0.786212f, 0.792427f, 0.798608f, 0.804752f, 0.810855f, 0.816914f, 0.822926f, 0.828886f, 0.834791f, 0.840636f, 0.846416f, 0.852126f, 0.857763f, 0.863320f, 0.868793f, 0.874176f, 0.879464f, 0.884651f, 0.889731f, 0.894700f, 0.899552f, 0.904281f, 0.908884f, 0.913354f, 0.917689f, 0.921884f, 0.925937f, 0.929845f, 0.933606f, 0.937221f, 0.940687f, 0.944006f, 0.947180f, 0.950210f, 0.953099f, 0.955849f, 0.958464f, 0.960949f, 0.963310f, 0.965549f, 0.967671f, 0.969680f, 0.971582f, 0.973381f, 0.975082f, 0.976690f, 0.978210f, 0.979645f, 0.981000f, 0.982279f, 0.983485f, 0.984622f, 0.985693f, 0.986700f, 0.987646f, 0.988533f, 0.989363f, 0.990138f, 0.990871f, 0.991558f, 0.992196f, 0.992785f, 0.993326f, 0.993834f, 0.994309f, 0.994738f, 0.995122f, 0.995480f, 0.995810f, 0.996096f, 0.996341f, 0.996580f, 0.996775f, 0.996925f, 0.997077f, 0.997186f, 0.997254f, 0.997325f, 0.997351f, 0.997351f, 0.997341f, 0.997285f, 0.997228f, 0.997138f, 0.997019f, 0.996898f, 0.996727f, 0.996571f, 0.996369f, 0.996162f, 0.995932f, 0.995680f, 0.995424f, 0.995131f, 0.994851f, 0.994524f, 0.994222f, 0.993866f, 0.993545f, 0.993170f, 0.992831f, 0.992440f, 0.992089f, 0.991688f, 0.991332f, 0.990930f, 0.990570f, 0.990175f, 0.989815f, 0.989434f, 0.989077f, 0.988717f, 0.988367f, 0.988033f, 0.987691f, 0.987387f, 0.987053f };
527 static const float g[] = { 0.000466f, 0.001295f, 0.002305f, 0.003490f, 0.004843f, 0.006356f, 0.008022f, 0.009828f, 0.011771f, 0.013840f, 0.016026f, 0.018320f, 0.020715f, 0.023201f, 0.025765f, 0.028397f, 0.031090f, 0.033830f, 0.036607f, 0.039407f, 0.042160f, 0.044794f, 0.047318f, 0.049726f, 0.052017f, 0.054184f, 0.056225f, 0.058133f, 0.059904f, 0.061531f, 0.063010f, 0.064335f, 0.065492f, 0.066479f, 0.067295f, 0.067935f, 0.068391f, 0.068654f, 0.068738f, 0.068637f, 0.068354f, 0.067911f, 0.067305f, 0.066576f, 0.065732f, 0.064818f, 0.063862f, 0.062907f, 0.061992f, 0.061158f, 0.060445f, 0.059889f, 0.059517f, 0.059352f, 0.059415f, 0.059706f, 0.060237f, 0.060994f, 0.061978f, 0.063168f, 0.064553f, 0.066117f, 0.067835f, 0.069702f, 0.071690f, 0.073782f, 0.075972f, 0.078236f, 0.080564f, 0.082946f, 0.085373f, 0.087831f, 0.090314f, 0.092816f, 0.095332f, 0.097855f, 0.100379f, 0.102902f, 0.105420f, 0.107930f, 0.110431f, 0.112920f, 0.115395f, 0.117855f, 0.120298f, 0.122724f, 0.125132f, 0.127522f, 0.129893f, 0.132245f, 0.134577f, 0.136891f, 0.139186f, 0.141462f, 0.143719f, 0.145958f, 0.148179f, 0.150383f, 0.152569f, 0.154739f, 0.156894f, 0.159033f, 0.161158f, 0.163269f, 0.165368f, 0.167454f, 0.169530f, 0.171596f, 0.173652f, 0.175701f, 0.177743f, 0.179779f, 0.181811f, 0.183840f, 0.185867f, 0.187893f, 0.189921f, 0.191952f, 0.193986f, 0.196027f, 0.198075f, 0.200133f, 0.202203f, 0.204286f, 0.206384f, 0.208501f, 0.210638f, 0.212797f, 0.214982f, 0.217194f, 0.219437f, 0.221713f, 0.224025f, 0.226377f, 0.228772f, 0.231214f, 0.233705f, 0.236249f, 0.238851f, 0.241514f, 0.244242f, 0.247040f, 0.249911f, 0.252861f, 0.255895f, 0.259016f, 0.262229f, 0.265540f, 0.268953f, 0.272473f, 0.276106f, 0.279857f, 0.283729f, 0.287728f, 0.291859f, 0.296125f, 0.300530f, 0.305079f, 0.309773f, 0.314616f, 0.319610f, 0.324755f, 0.330052f, 0.335500f, 0.341098f, 0.346844f, 0.352734f, 0.358764f, 0.364929f, 0.371224f, 0.377643f, 0.384178f, 0.390820f, 0.397563f, 0.404400f, 0.411324f, 0.418323f, 0.425390f, 0.432519f, 0.439703f, 0.446936f, 0.454210f, 0.461520f, 0.468861f, 0.476226f, 0.483612f, 0.491014f, 0.498428f, 0.505851f, 0.513280f, 0.520713f, 0.528148f, 0.535582f, 0.543015f, 0.550446f, 0.557873f, 0.565296f, 0.572706f, 0.580107f, 0.587502f, 0.594891f, 0.602275f, 0.609644f, 0.616999f, 0.624350f, 0.631696f, 0.639027f, 0.646344f, 0.653659f, 0.660969f, 0.668256f, 0.675541f, 0.682828f, 0.690088f, 0.697349f, 0.704611f, 0.711848f, 0.719089f, 0.726324f, 0.733545f, 0.740772f, 0.747981f, 0.755190f, 0.762398f, 0.769591f, 0.776795f, 0.783977f, 0.791167f, 0.798348f, 0.805527f, 0.812706f, 0.819875f, 0.827052f, 0.834213f, 0.841387f, 0.848540f, 0.855711f, 0.862859f, 0.870024f, 0.877168f, 0.884330f, 0.891470f, 0.898627f, 0.905763f, 0.912915f, 0.920049f, 0.927196f, 0.934329f, 0.941470f, 0.948604f, 0.955742f, 0.962878f, 0.970012f, 0.977154f, 0.984288f, 0.991438f };
528 static const float b[] = { 0.013866f, 0.018331f, 0.023708f, 0.029965f, 0.037130f, 0.044973f, 0.052844f, 0.060750f, 0.068667f, 0.076603f, 0.084584f, 0.092610f, 0.100676f, 0.108787f, 0.116965f, 0.125209f, 0.133515f, 0.141886f, 0.150327f, 0.158841f, 0.167446f, 0.176129f, 0.184892f, 0.193735f, 0.202660f, 0.211667f, 0.220755f, 0.229922f, 0.239164f, 0.248477f, 0.257854f, 0.267289f, 0.276784f, 0.286321f, 0.295879f, 0.305443f, 0.315000f, 0.324538f, 0.334011f, 0.343404f, 0.352688f, 0.361816f, 0.370771f, 0.379497f, 0.387973f, 0.396152f, 0.404009f, 0.411514f, 0.418647f, 0.425392f, 0.431742f, 0.437695f, 0.443256f, 0.448436f, 0.453248f, 0.457710f, 0.461840f, 0.465660f, 0.469190f, 0.472451f, 0.475462f, 0.478243f, 0.480812f, 0.483186f, 0.485380f, 0.487408f, 0.489287f, 0.491024f, 0.492631f, 0.494121f, 0.495501f, 0.496778f, 0.497960f, 0.499053f, 0.500067f, 0.501002f, 0.501864f, 0.502658f, 0.503386f, 0.504052f, 0.504662f, 0.505215f, 0.505714f, 0.506160f, 0.506555f, 0.506901f, 0.507198f, 0.507448f, 0.507652f, 0.507809f, 0.507921f, 0.507989f, 0.508011f, 0.507988f, 0.507920f, 0.507806f, 0.507648f, 0.507443f, 0.507192f, 0.506895f, 0.506551f, 0.506159f, 0.505719f, 0.505230f, 0.504692f, 0.504105f, 0.503466f, 0.502777f, 0.502035f, 0.501241f, 0.500394f, 0.499492f, 0.498536f, 0.497524f, 0.496456f, 0.495332f, 0.494150f, 0.492910f, 0.491611f, 0.490253f, 0.488836f, 0.487358f, 0.485819f, 0.484219f, 0.482558f, 0.480835f, 0.479049f, 0.477201f, 0.475290f, 0.473316f, 0.471279f, 0.469180f, 0.467018f, 0.464794f, 0.462509f, 0.460162f, 0.457755f, 0.455289f, 0.452765f, 0.450184f, 0.447543f, 0.444848f, 0.442102f, 0.439305f, 0.436461f, 0.433573f, 0.430644f, 0.427671f, 0.424666f, 0.421631f, 0.418573f, 0.415496f, 0.412403f, 0.409303f, 0.406205f, 0.403118f, 0.400047f, 0.397002f, 0.393995f, 0.391037f, 0.388137f, 0.385308f, 0.382563f, 0.379915f, 0.377376f, 0.374959f, 0.372677f, 0.370541f, 0.368567f, 0.366762f, 0.365136f, 0.363701f, 0.362468f, 0.361438f, 0.360619f, 0.360014f, 0.359630f, 0.359469f, 0.359529f, 0.359810f, 0.360311f, 0.361030f, 0.361965f, 0.363111f, 0.364466f, 0.366025f, 0.367783f, 0.369734f, 0.371874f, 0.374198f, 0.376698f, 0.379371f, 0.382210f, 0.385210f, 0.388365f, 0.391671f, 0.395122f, 0.398714f, 0.402441f, 0.406299f, 0.410283f, 0.414390f, 0.418613f, 0.422950f, 0.427397f, 0.431951f, 0.436607f, 0.441361f, 0.446213f, 0.451160f, 0.456192f, 0.461314f, 0.466526f, 0.471811f, 0.477182f, 0.482635f, 0.488154f, 0.493755f, 0.499428f, 0.505167f, 0.510983f, 0.516859f, 0.522806f, 0.528821f, 0.534892f, 0.541039f, 0.547233f, 0.553499f, 0.559820f, 0.566202f, 0.572645f, 0.579140f, 0.585701f, 0.592307f, 0.598983f, 0.605696f, 0.612482f, 0.619299f, 0.626189f, 0.633109f, 0.640099f, 0.647116f, 0.654202f, 0.661309f, 0.668481f, 0.675675f, 0.682926f, 0.690198f, 0.697519f, 0.704863f, 0.712242f, 0.719649f, 0.727077f, 0.734536f, 0.742002f, 0.749504f };
529 Mat X = linspace(0, 1, 256);
530 this->_lut = ColorMap::linear_colormap(X,
531 Mat(256, 1, CV_32FC1, (void*)r).clone(), // red
532 Mat(256, 1, CV_32FC1, (void*)g).clone(), // green
533 Mat(256, 1, CV_32FC1, (void*)b).clone(), // blue
534 n); // number of sample points
535 }
536 };
537
538 // Equals the Matplotlib colormap "inferno".
539 class Inferno : public ColorMap {
540 public:
Inferno()541 Inferno() : ColorMap() {
542 init(256);
543 }
544
Inferno(int n)545 Inferno(int n) : ColorMap() {
546 init(n);
547 }
548
init(int n)549 void init(int n) {
550 static const float r[] = { 0.001462f, 0.002267f, 0.003299f, 0.004547f, 0.006006f, 0.007676f, 0.009561f, 0.011663f, 0.013995f, 0.016561f, 0.019373f, 0.022447f, 0.025793f, 0.029432f, 0.033385f, 0.037668f, 0.042253f, 0.046915f, 0.051644f, 0.056449f, 0.061340f, 0.066331f, 0.071429f, 0.076637f, 0.081962f, 0.087411f, 0.092990f, 0.098702f, 0.104551f, 0.110536f, 0.116656f, 0.122908f, 0.129285f, 0.135778f, 0.142378f, 0.149073f, 0.155850f, 0.162689f, 0.169575f, 0.176493f, 0.183429f, 0.190367f, 0.197297f, 0.204209f, 0.211095f, 0.217949f, 0.224763f, 0.231538f, 0.238273f, 0.244967f, 0.251620f, 0.258234f, 0.264810f, 0.271347f, 0.277850f, 0.284321f, 0.290763f, 0.297178f, 0.303568f, 0.309935f, 0.316282f, 0.322610f, 0.328921f, 0.335217f, 0.341500f, 0.347771f, 0.354032f, 0.360284f, 0.366529f, 0.372768f, 0.379001f, 0.385228f, 0.391453f, 0.397674f, 0.403894f, 0.410113f, 0.416331f, 0.422549f, 0.428768f, 0.434987f, 0.441207f, 0.447428f, 0.453651f, 0.459875f, 0.466100f, 0.472328f, 0.478558f, 0.484789f, 0.491022f, 0.497257f, 0.503493f, 0.509730f, 0.515967f, 0.522206f, 0.528444f, 0.534683f, 0.540920f, 0.547157f, 0.553392f, 0.559624f, 0.565854f, 0.572081f, 0.578304f, 0.584521f, 0.590734f, 0.596940f, 0.603139f, 0.609330f, 0.615513f, 0.621685f, 0.627847f, 0.633998f, 0.640135f, 0.646260f, 0.652369f, 0.658463f, 0.664540f, 0.670599f, 0.676638f, 0.682656f, 0.688653f, 0.694627f, 0.700576f, 0.706500f, 0.712396f, 0.718264f, 0.724103f, 0.729909f, 0.735683f, 0.741423f, 0.747127f, 0.752794f, 0.758422f, 0.764010f, 0.769556f, 0.775059f, 0.780517f, 0.785929f, 0.791293f, 0.796607f, 0.801871f, 0.807082f, 0.812239f, 0.817341f, 0.822386f, 0.827372f, 0.832299f, 0.837165f, 0.841969f, 0.846709f, 0.851384f, 0.855992f, 0.860533f, 0.865006f, 0.869409f, 0.873741f, 0.878001f, 0.882188f, 0.886302f, 0.890341f, 0.894305f, 0.898192f, 0.902003f, 0.905735f, 0.909390f, 0.912966f, 0.916462f, 0.919879f, 0.923215f, 0.926470f, 0.929644f, 0.932737f, 0.935747f, 0.938675f, 0.941521f, 0.944285f, 0.946965f, 0.949562f, 0.952075f, 0.954506f, 0.956852f, 0.959114f, 0.961293f, 0.963387f, 0.965397f, 0.967322f, 0.969163f, 0.970919f, 0.972590f, 0.974176f, 0.975677f, 0.977092f, 0.978422f, 0.979666f, 0.980824f, 0.981895f, 0.982881f, 0.983779f, 0.984591f, 0.985315f, 0.985952f, 0.986502f, 0.986964f, 0.987337f, 0.987622f, 0.987819f, 0.987926f, 0.987945f, 0.987874f, 0.987714f, 0.987464f, 0.987124f, 0.986694f, 0.986175f, 0.985566f, 0.984865f, 0.984075f, 0.983196f, 0.982228f, 0.981173f, 0.980032f, 0.978806f, 0.977497f, 0.976108f, 0.974638f, 0.973088f, 0.971468f, 0.969783f, 0.968041f, 0.966243f, 0.964394f, 0.962517f, 0.960626f, 0.958720f, 0.956834f, 0.954997f, 0.953215f, 0.951546f, 0.950018f, 0.948683f, 0.947594f, 0.946809f, 0.946392f, 0.946403f, 0.946903f, 0.947937f, 0.949545f, 0.951740f, 0.954529f, 0.957896f, 0.961812f, 0.966249f, 0.971162f, 0.976511f, 0.982257f, 0.988362f };
551 static const float g[] = { 0.000466f, 0.001270f, 0.002249f, 0.003392f, 0.004692f, 0.006136f, 0.007713f, 0.009417f, 0.011225f, 0.013136f, 0.015133f, 0.017199f, 0.019331f, 0.021503f, 0.023702f, 0.025921f, 0.028139f, 0.030324f, 0.032474f, 0.034569f, 0.036590f, 0.038504f, 0.040294f, 0.041905f, 0.043328f, 0.044556f, 0.045583f, 0.046402f, 0.047008f, 0.047399f, 0.047574f, 0.047536f, 0.047293f, 0.046856f, 0.046242f, 0.045468f, 0.044559f, 0.043554f, 0.042489f, 0.041402f, 0.040329f, 0.039309f, 0.038400f, 0.037632f, 0.037030f, 0.036615f, 0.036405f, 0.036405f, 0.036621f, 0.037055f, 0.037705f, 0.038571f, 0.039647f, 0.040922f, 0.042353f, 0.043933f, 0.045644f, 0.047470f, 0.049396f, 0.051407f, 0.053490f, 0.055634f, 0.057827f, 0.060060f, 0.062325f, 0.064616f, 0.066925f, 0.069247f, 0.071579f, 0.073915f, 0.076253f, 0.078591f, 0.080927f, 0.083257f, 0.085580f, 0.087896f, 0.090203f, 0.092501f, 0.094790f, 0.097069f, 0.099338f, 0.101597f, 0.103848f, 0.106089f, 0.108322f, 0.110547f, 0.112764f, 0.114974f, 0.117179f, 0.119379f, 0.121575f, 0.123769f, 0.125960f, 0.128150f, 0.130341f, 0.132534f, 0.134729f, 0.136929f, 0.139134f, 0.141346f, 0.143567f, 0.145797f, 0.148039f, 0.150294f, 0.152563f, 0.154848f, 0.157151f, 0.159474f, 0.161817f, 0.164184f, 0.166575f, 0.168992f, 0.171438f, 0.173914f, 0.176421f, 0.178962f, 0.181539f, 0.184153f, 0.186807f, 0.189501f, 0.192239f, 0.195021f, 0.197851f, 0.200728f, 0.203656f, 0.206636f, 0.209670f, 0.212759f, 0.215906f, 0.219112f, 0.222378f, 0.225706f, 0.229097f, 0.232554f, 0.236077f, 0.239667f, 0.243327f, 0.247056f, 0.250856f, 0.254728f, 0.258674f, 0.262692f, 0.266786f, 0.270954f, 0.275197f, 0.279517f, 0.283913f, 0.288385f, 0.292933f, 0.297559f, 0.302260f, 0.307038f, 0.311892f, 0.316822f, 0.321827f, 0.326906f, 0.332060f, 0.337287f, 0.342586f, 0.347957f, 0.353399f, 0.358911f, 0.364492f, 0.370140f, 0.375856f, 0.381636f, 0.387481f, 0.393389f, 0.399359f, 0.405389f, 0.411479f, 0.417627f, 0.423831f, 0.430091f, 0.436405f, 0.442772f, 0.449191f, 0.455660f, 0.462178f, 0.468744f, 0.475356f, 0.482014f, 0.488716f, 0.495462f, 0.502249f, 0.509078f, 0.515946f, 0.522853f, 0.529798f, 0.536780f, 0.543798f, 0.550850f, 0.557937f, 0.565057f, 0.572209f, 0.579392f, 0.586606f, 0.593849f, 0.601122f, 0.608422f, 0.615750f, 0.623105f, 0.630485f, 0.637890f, 0.645320f, 0.652773f, 0.660250f, 0.667748f, 0.675267f, 0.682807f, 0.690366f, 0.697944f, 0.705540f, 0.713153f, 0.720782f, 0.728427f, 0.736087f, 0.743758f, 0.751442f, 0.759135f, 0.766837f, 0.774545f, 0.782258f, 0.789974f, 0.797692f, 0.805409f, 0.813122f, 0.820825f, 0.828515f, 0.836191f, 0.843848f, 0.851476f, 0.859069f, 0.866624f, 0.874129f, 0.881569f, 0.888942f, 0.896226f, 0.903409f, 0.910473f, 0.917399f, 0.924168f, 0.930761f, 0.937159f, 0.943348f, 0.949318f, 0.955063f, 0.960587f, 0.965896f, 0.971003f, 0.975924f, 0.980678f, 0.985282f, 0.989753f, 0.994109f, 0.998364f };
552 static const float b[] = { 0.013866f, 0.018570f, 0.024239f, 0.030909f, 0.038558f, 0.046836f, 0.055143f, 0.063460f, 0.071862f, 0.080282f, 0.088767f, 0.097327f, 0.105930f, 0.114621f, 0.123397f, 0.132232f, 0.141141f, 0.150164f, 0.159254f, 0.168414f, 0.177642f, 0.186962f, 0.196354f, 0.205799f, 0.215289f, 0.224813f, 0.234358f, 0.243904f, 0.253430f, 0.262912f, 0.272321f, 0.281624f, 0.290788f, 0.299776f, 0.308553f, 0.317085f, 0.325338f, 0.333277f, 0.340874f, 0.348111f, 0.354971f, 0.361447f, 0.367535f, 0.373238f, 0.378563f, 0.383522f, 0.388129f, 0.392400f, 0.396353f, 0.400007f, 0.403378f, 0.406485f, 0.409345f, 0.411976f, 0.414392f, 0.416608f, 0.418637f, 0.420491f, 0.422182f, 0.423721f, 0.425116f, 0.426377f, 0.427511f, 0.428524f, 0.429425f, 0.430217f, 0.430906f, 0.431497f, 0.431994f, 0.432400f, 0.432719f, 0.432955f, 0.433109f, 0.433183f, 0.433179f, 0.433098f, 0.432943f, 0.432714f, 0.432412f, 0.432039f, 0.431594f, 0.431080f, 0.430498f, 0.429846f, 0.429125f, 0.428334f, 0.427475f, 0.426548f, 0.425552f, 0.424488f, 0.423356f, 0.422156f, 0.420887f, 0.419549f, 0.418142f, 0.416667f, 0.415123f, 0.413511f, 0.411829f, 0.410078f, 0.408258f, 0.406369f, 0.404411f, 0.402385f, 0.400290f, 0.398125f, 0.395891f, 0.393589f, 0.391219f, 0.388781f, 0.386276f, 0.383704f, 0.381065f, 0.378359f, 0.375586f, 0.372748f, 0.369846f, 0.366879f, 0.363849f, 0.360757f, 0.357603f, 0.354388f, 0.351113f, 0.347777f, 0.344383f, 0.340931f, 0.337424f, 0.333861f, 0.330245f, 0.326576f, 0.322856f, 0.319085f, 0.315266f, 0.311399f, 0.307485f, 0.303526f, 0.299523f, 0.295477f, 0.291390f, 0.287264f, 0.283099f, 0.278898f, 0.274661f, 0.270390f, 0.266085f, 0.261750f, 0.257383f, 0.252988f, 0.248564f, 0.244113f, 0.239636f, 0.235133f, 0.230606f, 0.226055f, 0.221482f, 0.216886f, 0.212268f, 0.207628f, 0.202968f, 0.198286f, 0.193584f, 0.188860f, 0.184116f, 0.179350f, 0.174563f, 0.169755f, 0.164924f, 0.160070f, 0.155193f, 0.150292f, 0.145367f, 0.140417f, 0.135440f, 0.130438f, 0.125409f, 0.120354f, 0.115272f, 0.110164f, 0.105031f, 0.099874f, 0.094695f, 0.089499f, 0.084289f, 0.079073f, 0.073859f, 0.068659f, 0.063488f, 0.058367f, 0.053324f, 0.048392f, 0.043618f, 0.039050f, 0.034931f, 0.031409f, 0.028508f, 0.026250f, 0.024661f, 0.023770f, 0.023606f, 0.024202f, 0.025592f, 0.027814f, 0.030908f, 0.034916f, 0.039886f, 0.045581f, 0.051750f, 0.058329f, 0.065257f, 0.072489f, 0.079990f, 0.087731f, 0.095694f, 0.103863f, 0.112229f, 0.120785f, 0.129527f, 0.138453f, 0.147565f, 0.156863f, 0.166353f, 0.176037f, 0.185923f, 0.196018f, 0.206332f, 0.216877f, 0.227658f, 0.238686f, 0.249972f, 0.261534f, 0.273391f, 0.285546f, 0.298010f, 0.310820f, 0.323974f, 0.337475f, 0.351369f, 0.365627f, 0.380271f, 0.395289f, 0.410665f, 0.426373f, 0.442367f, 0.458592f, 0.474970f, 0.491426f, 0.507860f, 0.524203f, 0.540361f, 0.556275f, 0.571925f, 0.587206f, 0.602154f, 0.616760f, 0.631017f, 0.644924f };
553 Mat X = linspace(0, 1, 256);
554 this->_lut = ColorMap::linear_colormap(X,
555 Mat(256, 1, CV_32FC1, (void*)r).clone(), // red
556 Mat(256, 1, CV_32FC1, (void*)g).clone(), // green
557 Mat(256, 1, CV_32FC1, (void*)b).clone(), // blue
558 n); // number of sample points
559 }
560 };
561
562 // Equals the Matplotlib colormap "plasma".
563 class Plasma : public ColorMap {
564 public:
Plasma()565 Plasma() : ColorMap() {
566 init(256);
567 }
568
Plasma(int n)569 Plasma(int n) : ColorMap() {
570 init(n);
571 }
572
init(int n)573 void init(int n) {
574 static const float r[] = { 0.050383f, 0.063536f, 0.075353f, 0.086222f, 0.096379f, 0.105980f, 0.115124f, 0.123903f, 0.132381f, 0.140603f, 0.148607f, 0.156421f, 0.164070f, 0.171574f, 0.178950f, 0.186213f, 0.193374f, 0.200445f, 0.207435f, 0.214350f, 0.221197f, 0.227983f, 0.234715f, 0.241396f, 0.248032f, 0.254627f, 0.261183f, 0.267703f, 0.274191f, 0.280648f, 0.287076f, 0.293478f, 0.299855f, 0.306210f, 0.312543f, 0.318856f, 0.325150f, 0.331426f, 0.337683f, 0.343925f, 0.350150f, 0.356359f, 0.362553f, 0.368733f, 0.374897f, 0.381047f, 0.387183f, 0.393304f, 0.399411f, 0.405503f, 0.411580f, 0.417642f, 0.423689f, 0.429719f, 0.435734f, 0.441732f, 0.447714f, 0.453677f, 0.459623f, 0.465550f, 0.471457f, 0.477344f, 0.483210f, 0.489055f, 0.494877f, 0.500678f, 0.506454f, 0.512206f, 0.517933f, 0.523633f, 0.529306f, 0.534952f, 0.540570f, 0.546157f, 0.551715f, 0.557243f, 0.562738f, 0.568201f, 0.573632f, 0.579029f, 0.584391f, 0.589719f, 0.595011f, 0.600266f, 0.605485f, 0.610667f, 0.615812f, 0.620919f, 0.625987f, 0.631017f, 0.636008f, 0.640959f, 0.645872f, 0.650746f, 0.655580f, 0.660374f, 0.665129f, 0.669845f, 0.674522f, 0.679160f, 0.683758f, 0.688318f, 0.692840f, 0.697324f, 0.701769f, 0.706178f, 0.710549f, 0.714883f, 0.719181f, 0.723444f, 0.727670f, 0.731862f, 0.736019f, 0.740143f, 0.744232f, 0.748289f, 0.752312f, 0.756304f, 0.760264f, 0.764193f, 0.768090f, 0.771958f, 0.775796f, 0.779604f, 0.783383f, 0.787133f, 0.790855f, 0.794549f, 0.798216f, 0.801855f, 0.805467f, 0.809052f, 0.812612f, 0.816144f, 0.819651f, 0.823132f, 0.826588f, 0.830018f, 0.833422f, 0.836801f, 0.840155f, 0.843484f, 0.846788f, 0.850066f, 0.853319f, 0.856547f, 0.859750f, 0.862927f, 0.866078f, 0.869203f, 0.872303f, 0.875376f, 0.878423f, 0.881443f, 0.884436f, 0.887402f, 0.890340f, 0.893250f, 0.896131f, 0.898984f, 0.901807f, 0.904601f, 0.907365f, 0.910098f, 0.912800f, 0.915471f, 0.918109f, 0.920714f, 0.923287f, 0.925825f, 0.928329f, 0.930798f, 0.933232f, 0.935630f, 0.937990f, 0.940313f, 0.942598f, 0.944844f, 0.947051f, 0.949217f, 0.951344f, 0.953428f, 0.955470f, 0.957469f, 0.959424f, 0.961336f, 0.963203f, 0.965024f, 0.966798f, 0.968526f, 0.970205f, 0.971835f, 0.973416f, 0.974947f, 0.976428f, 0.977856f, 0.979233f, 0.980556f, 0.981826f, 0.983041f, 0.984199f, 0.985301f, 0.986345f, 0.987332f, 0.988260f, 0.989128f, 0.989935f, 0.990681f, 0.991365f, 0.991985f, 0.992541f, 0.993032f, 0.993456f, 0.993814f, 0.994103f, 0.994324f, 0.994474f, 0.994553f, 0.994561f, 0.994495f, 0.994355f, 0.994141f, 0.993851f, 0.993482f, 0.993033f, 0.992505f, 0.991897f, 0.991209f, 0.990439f, 0.989587f, 0.988648f, 0.987621f, 0.986509f, 0.985314f, 0.984031f, 0.982653f, 0.981190f, 0.979644f, 0.977995f, 0.976265f, 0.974443f, 0.972530f, 0.970533f, 0.968443f, 0.966271f, 0.964021f, 0.961681f, 0.959276f, 0.956808f, 0.954287f, 0.951726f, 0.949151f, 0.946602f, 0.944152f, 0.941896f, 0.940015f };
575 static const float g[] = { 0.029803f, 0.028426f, 0.027206f, 0.026125f, 0.025165f, 0.024309f, 0.023556f, 0.022878f, 0.022258f, 0.021687f, 0.021154f, 0.020651f, 0.020171f, 0.019706f, 0.019252f, 0.018803f, 0.018354f, 0.017902f, 0.017442f, 0.016973f, 0.016497f, 0.016007f, 0.015502f, 0.014979f, 0.014439f, 0.013882f, 0.013308f, 0.012716f, 0.012109f, 0.011488f, 0.010855f, 0.010213f, 0.009561f, 0.008902f, 0.008239f, 0.007576f, 0.006915f, 0.006261f, 0.005618f, 0.004991f, 0.004382f, 0.003798f, 0.003243f, 0.002724f, 0.002245f, 0.001814f, 0.001434f, 0.001114f, 0.000859f, 0.000678f, 0.000577f, 0.000564f, 0.000646f, 0.000831f, 0.001127f, 0.001540f, 0.002080f, 0.002755f, 0.003574f, 0.004545f, 0.005678f, 0.006980f, 0.008460f, 0.010127f, 0.011990f, 0.014055f, 0.016333f, 0.018833f, 0.021563f, 0.024532f, 0.027747f, 0.031217f, 0.034950f, 0.038954f, 0.043136f, 0.047331f, 0.051545f, 0.055778f, 0.060028f, 0.064296f, 0.068579f, 0.072878f, 0.077190f, 0.081516f, 0.085854f, 0.090204f, 0.094564f, 0.098934f, 0.103312f, 0.107699f, 0.112092f, 0.116492f, 0.120898f, 0.125309f, 0.129725f, 0.134144f, 0.138566f, 0.142992f, 0.147419f, 0.151848f, 0.156278f, 0.160709f, 0.165141f, 0.169573f, 0.174005f, 0.178437f, 0.182868f, 0.187299f, 0.191729f, 0.196158f, 0.200586f, 0.205013f, 0.209439f, 0.213864f, 0.218288f, 0.222711f, 0.227133f, 0.231555f, 0.235976f, 0.240396f, 0.244817f, 0.249237f, 0.253658f, 0.258078f, 0.262500f, 0.266922f, 0.271345f, 0.275770f, 0.280197f, 0.284626f, 0.289057f, 0.293491f, 0.297928f, 0.302368f, 0.306812f, 0.311261f, 0.315714f, 0.320172f, 0.324635f, 0.329105f, 0.333580f, 0.338062f, 0.342551f, 0.347048f, 0.351553f, 0.356066f, 0.360588f, 0.365119f, 0.369660f, 0.374212f, 0.378774f, 0.383347f, 0.387932f, 0.392529f, 0.397139f, 0.401762f, 0.406398f, 0.411048f, 0.415712f, 0.420392f, 0.425087f, 0.429797f, 0.434524f, 0.439268f, 0.444029f, 0.448807f, 0.453603f, 0.458417f, 0.463251f, 0.468103f, 0.472975f, 0.477867f, 0.482780f, 0.487712f, 0.492667f, 0.497642f, 0.502639f, 0.507658f, 0.512699f, 0.517763f, 0.522850f, 0.527960f, 0.533093f, 0.538250f, 0.543431f, 0.548636f, 0.553865f, 0.559118f, 0.564396f, 0.569700f, 0.575028f, 0.580382f, 0.585761f, 0.591165f, 0.596595f, 0.602051f, 0.607532f, 0.613039f, 0.618572f, 0.624131f, 0.629718f, 0.635330f, 0.640969f, 0.646633f, 0.652325f, 0.658043f, 0.663787f, 0.669558f, 0.675355f, 0.681179f, 0.687030f, 0.692907f, 0.698810f, 0.704741f, 0.710698f, 0.716681f, 0.722691f, 0.728728f, 0.734791f, 0.740880f, 0.746995f, 0.753137f, 0.759304f, 0.765499f, 0.771720f, 0.777967f, 0.784239f, 0.790537f, 0.796859f, 0.803205f, 0.809579f, 0.815978f, 0.822401f, 0.828846f, 0.835315f, 0.841812f, 0.848329f, 0.854866f, 0.861432f, 0.868016f, 0.874622f, 0.881250f, 0.887896f, 0.894564f, 0.901249f, 0.907950f, 0.914672f, 0.921407f, 0.928152f, 0.934908f, 0.941671f, 0.948435f, 0.955190f, 0.961916f, 0.968590f, 0.975158f };
576 static const float b[] = { 0.527975f, 0.533124f, 0.538007f, 0.542658f, 0.547103f, 0.551368f, 0.555468f, 0.559423f, 0.563250f, 0.566959f, 0.570562f, 0.574065f, 0.577478f, 0.580806f, 0.584054f, 0.587228f, 0.590330f, 0.593364f, 0.596333f, 0.599239f, 0.602083f, 0.604867f, 0.607592f, 0.610259f, 0.612868f, 0.615419f, 0.617911f, 0.620346f, 0.622722f, 0.625038f, 0.627295f, 0.629490f, 0.631624f, 0.633694f, 0.635700f, 0.637640f, 0.639512f, 0.641316f, 0.643049f, 0.644710f, 0.646298f, 0.647810f, 0.649245f, 0.650601f, 0.651876f, 0.653068f, 0.654177f, 0.655199f, 0.656133f, 0.656977f, 0.657730f, 0.658390f, 0.658956f, 0.659425f, 0.659797f, 0.660069f, 0.660240f, 0.660310f, 0.660277f, 0.660139f, 0.659897f, 0.659549f, 0.659095f, 0.658534f, 0.657865f, 0.657088f, 0.656202f, 0.655209f, 0.654109f, 0.652901f, 0.651586f, 0.650165f, 0.648640f, 0.647010f, 0.645277f, 0.643443f, 0.641509f, 0.639477f, 0.637349f, 0.635126f, 0.632812f, 0.630408f, 0.627917f, 0.625342f, 0.622686f, 0.619951f, 0.617140f, 0.614257f, 0.611305f, 0.608287f, 0.605205f, 0.602065f, 0.598867f, 0.595617f, 0.592317f, 0.588971f, 0.585582f, 0.582154f, 0.578688f, 0.575189f, 0.571660f, 0.568103f, 0.564522f, 0.560919f, 0.557296f, 0.553657f, 0.550004f, 0.546338f, 0.542663f, 0.538981f, 0.535293f, 0.531601f, 0.527908f, 0.524216f, 0.520524f, 0.516834f, 0.513149f, 0.509468f, 0.505794f, 0.502126f, 0.498465f, 0.494813f, 0.491171f, 0.487539f, 0.483918f, 0.480307f, 0.476706f, 0.473117f, 0.469538f, 0.465971f, 0.462415f, 0.458870f, 0.455338f, 0.451816f, 0.448306f, 0.444806f, 0.441316f, 0.437836f, 0.434366f, 0.430905f, 0.427455f, 0.424013f, 0.420579f, 0.417153f, 0.413734f, 0.410322f, 0.406917f, 0.403519f, 0.400126f, 0.396738f, 0.393355f, 0.389976f, 0.386600f, 0.383229f, 0.379860f, 0.376494f, 0.373130f, 0.369768f, 0.366407f, 0.363047f, 0.359688f, 0.356329f, 0.352970f, 0.349610f, 0.346251f, 0.342890f, 0.339529f, 0.336166f, 0.332801f, 0.329435f, 0.326067f, 0.322697f, 0.319325f, 0.315952f, 0.312575f, 0.309197f, 0.305816f, 0.302433f, 0.299049f, 0.295662f, 0.292275f, 0.288883f, 0.285490f, 0.282096f, 0.278701f, 0.275305f, 0.271909f, 0.268513f, 0.265118f, 0.261721f, 0.258325f, 0.254931f, 0.251540f, 0.248151f, 0.244767f, 0.241387f, 0.238013f, 0.234646f, 0.231287f, 0.227937f, 0.224595f, 0.221265f, 0.217948f, 0.214648f, 0.211364f, 0.208100f, 0.204859f, 0.201642f, 0.198453f, 0.195295f, 0.192170f, 0.189084f, 0.186041f, 0.183043f, 0.180097f, 0.177208f, 0.174381f, 0.171622f, 0.168938f, 0.166335f, 0.163821f, 0.161404f, 0.159092f, 0.156891f, 0.154808f, 0.152855f, 0.151042f, 0.149377f, 0.147870f, 0.146529f, 0.145357f, 0.144363f, 0.143557f, 0.142945f, 0.142528f, 0.142303f, 0.142279f, 0.142453f, 0.142808f, 0.143351f, 0.144061f, 0.144923f, 0.145919f, 0.147014f, 0.148180f, 0.149370f, 0.150520f, 0.151566f, 0.152409f, 0.152921f, 0.152925f, 0.152178f, 0.150328f, 0.146861f, 0.140956f, 0.131326f };
577 Mat X = linspace(0, 1, 256);
578 this->_lut = ColorMap::linear_colormap(X,
579 Mat(256, 1, CV_32FC1, (void*)r).clone(), // red
580 Mat(256, 1, CV_32FC1, (void*)g).clone(), // green
581 Mat(256, 1, CV_32FC1, (void*)b).clone(), // blue
582 n); // number of sample points
583 }
584 };
585
586 // Equals the Matplotlib colormap "viridis".
587 class Viridis : public ColorMap {
588 public:
Viridis()589 Viridis() : ColorMap() {
590 init(256);
591 }
592
Viridis(int n)593 Viridis(int n) : ColorMap() {
594 init(n);
595 }
596
init(int n)597 void init(int n) {
598 static const float r[] = { 0.267004f, 0.268510f, 0.269944f, 0.271305f, 0.272594f, 0.273809f, 0.274952f, 0.276022f, 0.277018f, 0.277941f, 0.278791f, 0.279566f, 0.280267f, 0.280894f, 0.281446f, 0.281924f, 0.282327f, 0.282656f, 0.282910f, 0.283091f, 0.283197f, 0.283229f, 0.283187f, 0.283072f, 0.282884f, 0.282623f, 0.282290f, 0.281887f, 0.281412f, 0.280868f, 0.280255f, 0.279574f, 0.278826f, 0.278012f, 0.277134f, 0.276194f, 0.275191f, 0.274128f, 0.273006f, 0.271828f, 0.270595f, 0.269308f, 0.267968f, 0.266580f, 0.265145f, 0.263663f, 0.262138f, 0.260571f, 0.258965f, 0.257322f, 0.255645f, 0.253935f, 0.252194f, 0.250425f, 0.248629f, 0.246811f, 0.244972f, 0.243113f, 0.241237f, 0.239346f, 0.237441f, 0.235526f, 0.233603f, 0.231674f, 0.229739f, 0.227802f, 0.225863f, 0.223925f, 0.221989f, 0.220057f, 0.218130f, 0.216210f, 0.214298f, 0.212395f, 0.210503f, 0.208623f, 0.206756f, 0.204903f, 0.203063f, 0.201239f, 0.199430f, 0.197636f, 0.195860f, 0.194100f, 0.192357f, 0.190631f, 0.188923f, 0.187231f, 0.185556f, 0.183898f, 0.182256f, 0.180629f, 0.179019f, 0.177423f, 0.175841f, 0.174274f, 0.172719f, 0.171176f, 0.169646f, 0.168126f, 0.166617f, 0.165117f, 0.163625f, 0.162142f, 0.160665f, 0.159194f, 0.157729f, 0.156270f, 0.154815f, 0.153364f, 0.151918f, 0.150476f, 0.149039f, 0.147607f, 0.146180f, 0.144759f, 0.143343f, 0.141935f, 0.140536f, 0.139147f, 0.137770f, 0.136408f, 0.135066f, 0.133743f, 0.132444f, 0.131172f, 0.129933f, 0.128729f, 0.127568f, 0.126453f, 0.125394f, 0.124395f, 0.123463f, 0.122606f, 0.121831f, 0.121148f, 0.120565f, 0.120092f, 0.119738f, 0.119512f, 0.119423f, 0.119483f, 0.119699f, 0.120081f, 0.120638f, 0.121380f, 0.122312f, 0.123444f, 0.124780f, 0.126326f, 0.128087f, 0.130067f, 0.132268f, 0.134692f, 0.137339f, 0.140210f, 0.143303f, 0.146616f, 0.150148f, 0.153894f, 0.157851f, 0.162016f, 0.166383f, 0.170948f, 0.175707f, 0.180653f, 0.185783f, 0.191090f, 0.196571f, 0.202219f, 0.208030f, 0.214000f, 0.220124f, 0.226397f, 0.232815f, 0.239374f, 0.246070f, 0.252899f, 0.259857f, 0.266941f, 0.274149f, 0.281477f, 0.288921f, 0.296479f, 0.304148f, 0.311925f, 0.319809f, 0.327796f, 0.335885f, 0.344074f, 0.352360f, 0.360741f, 0.369214f, 0.377779f, 0.386433f, 0.395174f, 0.404001f, 0.412913f, 0.421908f, 0.430983f, 0.440137f, 0.449368f, 0.458674f, 0.468053f, 0.477504f, 0.487026f, 0.496615f, 0.506271f, 0.515992f, 0.525776f, 0.535621f, 0.545524f, 0.555484f, 0.565498f, 0.575563f, 0.585678f, 0.595839f, 0.606045f, 0.616293f, 0.626579f, 0.636902f, 0.647257f, 0.657642f, 0.668054f, 0.678489f, 0.688944f, 0.699415f, 0.709898f, 0.720391f, 0.730889f, 0.741388f, 0.751884f, 0.762373f, 0.772852f, 0.783315f, 0.793760f, 0.804182f, 0.814576f, 0.824940f, 0.835270f, 0.845561f, 0.855810f, 0.866013f, 0.876168f, 0.886271f, 0.896320f, 0.906311f, 0.916242f, 0.926106f, 0.935904f, 0.945636f, 0.955300f, 0.964894f, 0.974417f, 0.983868f, 0.993248f };
599 static const float g[] = { 0.004874f, 0.009605f, 0.014625f, 0.019942f, 0.025563f, 0.031497f, 0.037752f, 0.044167f, 0.050344f, 0.056324f, 0.062145f, 0.067836f, 0.073417f, 0.078907f, 0.084320f, 0.089666f, 0.094955f, 0.100196f, 0.105393f, 0.110553f, 0.115680f, 0.120777f, 0.125848f, 0.130895f, 0.135920f, 0.140926f, 0.145912f, 0.150881f, 0.155834f, 0.160771f, 0.165693f, 0.170599f, 0.175490f, 0.180367f, 0.185228f, 0.190074f, 0.194905f, 0.199721f, 0.204520f, 0.209303f, 0.214069f, 0.218818f, 0.223549f, 0.228262f, 0.232956f, 0.237631f, 0.242286f, 0.246922f, 0.251537f, 0.256130f, 0.260703f, 0.265254f, 0.269783f, 0.274290f, 0.278775f, 0.283237f, 0.287675f, 0.292092f, 0.296485f, 0.300855f, 0.305202f, 0.309527f, 0.313828f, 0.318106f, 0.322361f, 0.326594f, 0.330805f, 0.334994f, 0.339161f, 0.343307f, 0.347432f, 0.351535f, 0.355619f, 0.359683f, 0.363727f, 0.367752f, 0.371758f, 0.375746f, 0.379716f, 0.383670f, 0.387607f, 0.391528f, 0.395433f, 0.399323f, 0.403199f, 0.407061f, 0.410910f, 0.414746f, 0.418570f, 0.422383f, 0.426184f, 0.429975f, 0.433756f, 0.437527f, 0.441290f, 0.445044f, 0.448791f, 0.452530f, 0.456262f, 0.459988f, 0.463708f, 0.467423f, 0.471133f, 0.474838f, 0.478540f, 0.482237f, 0.485932f, 0.489624f, 0.493313f, 0.497000f, 0.500685f, 0.504369f, 0.508051f, 0.511733f, 0.515413f, 0.519093f, 0.522773f, 0.526453f, 0.530132f, 0.533812f, 0.537492f, 0.541173f, 0.544853f, 0.548535f, 0.552216f, 0.555899f, 0.559582f, 0.563265f, 0.566949f, 0.570633f, 0.574318f, 0.578002f, 0.581687f, 0.585371f, 0.589055f, 0.592739f, 0.596422f, 0.600104f, 0.603785f, 0.607464f, 0.611141f, 0.614817f, 0.618490f, 0.622161f, 0.625828f, 0.629492f, 0.633153f, 0.636809f, 0.640461f, 0.644107f, 0.647749f, 0.651384f, 0.655014f, 0.658636f, 0.662252f, 0.665859f, 0.669459f, 0.673050f, 0.676631f, 0.680203f, 0.683765f, 0.687316f, 0.690856f, 0.694384f, 0.697900f, 0.701402f, 0.704891f, 0.708366f, 0.711827f, 0.715272f, 0.718701f, 0.722114f, 0.725509f, 0.728888f, 0.732247f, 0.735588f, 0.738910f, 0.742211f, 0.745492f, 0.748751f, 0.751988f, 0.755203f, 0.758394f, 0.761561f, 0.764704f, 0.767822f, 0.770914f, 0.773980f, 0.777018f, 0.780029f, 0.783011f, 0.785964f, 0.788888f, 0.791781f, 0.794644f, 0.797475f, 0.800275f, 0.803041f, 0.805774f, 0.808473f, 0.811138f, 0.813768f, 0.816363f, 0.818921f, 0.821444f, 0.823929f, 0.826376f, 0.828786f, 0.831158f, 0.833491f, 0.835785f, 0.838039f, 0.840254f, 0.842430f, 0.844566f, 0.846661f, 0.848717f, 0.850733f, 0.852709f, 0.854645f, 0.856542f, 0.858400f, 0.860219f, 0.861999f, 0.863742f, 0.865448f, 0.867117f, 0.868751f, 0.870350f, 0.871916f, 0.873449f, 0.874951f, 0.876424f, 0.877868f, 0.879285f, 0.880678f, 0.882046f, 0.883393f, 0.884720f, 0.886029f, 0.887322f, 0.888601f, 0.889868f, 0.891125f, 0.892374f, 0.893616f, 0.894855f, 0.896091f, 0.897330f, 0.898570f, 0.899815f, 0.901065f, 0.902323f, 0.903590f, 0.904867f, 0.906157f };
600 static const float b[] = { 0.329415f, 0.335427f, 0.341379f, 0.347269f, 0.353093f, 0.358853f, 0.364543f, 0.370164f, 0.375715f, 0.381191f, 0.386592f, 0.391917f, 0.397163f, 0.402329f, 0.407414f, 0.412415f, 0.417331f, 0.422160f, 0.426902f, 0.431554f, 0.436115f, 0.440584f, 0.444960f, 0.449241f, 0.453427f, 0.457517f, 0.461510f, 0.465405f, 0.469201f, 0.472899f, 0.476498f, 0.479997f, 0.483397f, 0.486697f, 0.489898f, 0.493001f, 0.496005f, 0.498911f, 0.501721f, 0.504434f, 0.507052f, 0.509577f, 0.512008f, 0.514349f, 0.516599f, 0.518762f, 0.520837f, 0.522828f, 0.524736f, 0.526563f, 0.528312f, 0.529983f, 0.531579f, 0.533103f, 0.534556f, 0.535941f, 0.537260f, 0.538516f, 0.539709f, 0.540844f, 0.541921f, 0.542944f, 0.543914f, 0.544834f, 0.545706f, 0.546532f, 0.547314f, 0.548053f, 0.548752f, 0.549413f, 0.550038f, 0.550627f, 0.551184f, 0.551710f, 0.552206f, 0.552675f, 0.553117f, 0.553533f, 0.553925f, 0.554294f, 0.554642f, 0.554969f, 0.555276f, 0.555565f, 0.555836f, 0.556089f, 0.556326f, 0.556547f, 0.556753f, 0.556944f, 0.557120f, 0.557282f, 0.557430f, 0.557565f, 0.557685f, 0.557792f, 0.557885f, 0.557965f, 0.558030f, 0.558082f, 0.558119f, 0.558141f, 0.558148f, 0.558140f, 0.558115f, 0.558073f, 0.558013f, 0.557936f, 0.557840f, 0.557724f, 0.557587f, 0.557430f, 0.557250f, 0.557049f, 0.556823f, 0.556572f, 0.556295f, 0.555991f, 0.555659f, 0.555298f, 0.554906f, 0.554483f, 0.554029f, 0.553541f, 0.553018f, 0.552459f, 0.551864f, 0.551229f, 0.550556f, 0.549841f, 0.549086f, 0.548287f, 0.547445f, 0.546557f, 0.545623f, 0.544641f, 0.543611f, 0.542530f, 0.541400f, 0.540218f, 0.538982f, 0.537692f, 0.536347f, 0.534946f, 0.533488f, 0.531973f, 0.530398f, 0.528763f, 0.527068f, 0.525311f, 0.523491f, 0.521608f, 0.519661f, 0.517649f, 0.515571f, 0.513427f, 0.511215f, 0.508936f, 0.506589f, 0.504172f, 0.501686f, 0.499129f, 0.496502f, 0.493803f, 0.491033f, 0.488189f, 0.485273f, 0.482284f, 0.479221f, 0.476084f, 0.472873f, 0.469588f, 0.466226f, 0.462789f, 0.459277f, 0.455688f, 0.452024f, 0.448284f, 0.444467f, 0.440573f, 0.436601f, 0.432552f, 0.428426f, 0.424223f, 0.419943f, 0.415586f, 0.411152f, 0.406640f, 0.402049f, 0.397381f, 0.392636f, 0.387814f, 0.382914f, 0.377939f, 0.372886f, 0.367757f, 0.362552f, 0.357269f, 0.351910f, 0.346476f, 0.340967f, 0.335384f, 0.329727f, 0.323998f, 0.318195f, 0.312321f, 0.306377f, 0.300362f, 0.294279f, 0.288127f, 0.281908f, 0.275626f, 0.269281f, 0.262877f, 0.256415f, 0.249897f, 0.243329f, 0.236712f, 0.230052f, 0.223353f, 0.216620f, 0.209861f, 0.203082f, 0.196293f, 0.189503f, 0.182725f, 0.175971f, 0.169257f, 0.162603f, 0.156029f, 0.149561f, 0.143228f, 0.137064f, 0.131109f, 0.125405f, 0.120005f, 0.114965f, 0.110347f, 0.106217f, 0.102646f, 0.099702f, 0.097452f, 0.095953f, 0.095250f, 0.095374f, 0.096335f, 0.098125f, 0.100717f, 0.104071f, 0.108131f, 0.112838f, 0.118128f, 0.123941f, 0.130215f, 0.136897f, 0.143936f };
601 Mat X = linspace(0, 1, 256);
602 this->_lut = ColorMap::linear_colormap(X,
603 Mat(256, 1, CV_32FC1, (void*)r).clone(), // red
604 Mat(256, 1, CV_32FC1, (void*)g).clone(), // green
605 Mat(256, 1, CV_32FC1, (void*)b).clone(), // blue
606 n); // number of sample points
607 }
608 };
609
610 // Equals the Matplotlib colormap "cividis".
611 class Cividis : public ColorMap {
612 public:
Cividis()613 Cividis() : ColorMap() {
614 init(256);
615 }
616
Cividis(int n)617 Cividis(int n) : ColorMap() {
618 init(n);
619 }
620
init(int n)621 void init(int n) {
622 static const float r[] = { 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.000000f, 0.003602f, 0.017852f, 0.032110f, 0.046205f, 0.058378f, 0.068968f, 0.078624f, 0.087465f, 0.095645f, 0.103401f, 0.110658f, 0.117612f, 0.124291f, 0.130669f, 0.136830f, 0.142852f, 0.148638f, 0.154261f, 0.159733f, 0.165113f, 0.170362f, 0.175490f, 0.180503f, 0.185453f, 0.190303f, 0.195057f, 0.199764f, 0.204385f, 0.208926f, 0.213431f, 0.217863f, 0.222264f, 0.226598f, 0.230871f, 0.235120f, 0.239312f, 0.243485f, 0.247605f, 0.251675f, 0.255731f, 0.259740f, 0.263738f, 0.267693f, 0.271639f, 0.275513f, 0.279411f, 0.283240f, 0.287065f, 0.290884f, 0.294669f, 0.298421f, 0.302169f, 0.305886f, 0.309601f, 0.313287f, 0.316941f, 0.320595f, 0.324250f, 0.327875f, 0.331474f, 0.335073f, 0.338673f, 0.342246f, 0.345793f, 0.349341f, 0.352892f, 0.356418f, 0.359916f, 0.363446f, 0.366923f, 0.370430f, 0.373884f, 0.377371f, 0.380830f, 0.384268f, 0.387705f, 0.391151f, 0.394568f, 0.397991f, 0.401418f, 0.404820f, 0.408226f, 0.411607f, 0.414992f, 0.418383f, 0.421748f, 0.425120f, 0.428462f, 0.431817f, 0.435168f, 0.438504f, 0.441810f, 0.445148f, 0.448447f, 0.451759f, 0.455072f, 0.458366f, 0.461616f, 0.464947f, 0.468254f, 0.471501f, 0.474812f, 0.478186f, 0.481622f, 0.485141f, 0.488697f, 0.492278f, 0.495913f, 0.499552f, 0.503185f, 0.506866f, 0.510540f, 0.514226f, 0.517920f, 0.521643f, 0.525348f, 0.529086f, 0.532829f, 0.536553f, 0.540307f, 0.544069f, 0.547840f, 0.551612f, 0.555393f, 0.559181f, 0.562972f, 0.566802f, 0.570607f, 0.574417f, 0.578236f, 0.582087f, 0.585916f, 0.589753f, 0.593622f, 0.597469f, 0.601354f, 0.605211f, 0.609105f, 0.612977f, 0.616852f, 0.620765f, 0.624654f, 0.628576f, 0.632506f, 0.636412f, 0.640352f, 0.644270f, 0.648222f, 0.652178f, 0.656114f, 0.660082f, 0.664055f, 0.668008f, 0.671991f, 0.675981f, 0.679979f, 0.683950f, 0.687957f, 0.691971f, 0.695985f, 0.700008f, 0.704037f, 0.708067f, 0.712105f, 0.716177f, 0.720222f, 0.724274f, 0.728334f, 0.732422f, 0.736488f, 0.740589f, 0.744664f, 0.748772f, 0.752886f, 0.756975f, 0.761096f, 0.765223f, 0.769353f, 0.773486f, 0.777651f, 0.781795f, 0.785965f, 0.790116f, 0.794298f, 0.798480f, 0.802667f, 0.806859f, 0.811054f, 0.815274f, 0.819499f, 0.823729f, 0.827959f, 0.832192f, 0.836429f, 0.840693f, 0.844957f, 0.849223f, 0.853515f, 0.857809f, 0.862105f, 0.866421f, 0.870717f, 0.875057f, 0.879378f, 0.883720f, 0.888081f, 0.892440f, 0.896818f, 0.901195f, 0.905589f, 0.910000f, 0.914407f, 0.918828f, 0.923279f, 0.927724f, 0.932180f, 0.936660f, 0.941147f, 0.945654f, 0.950178f, 0.954725f, 0.959284f, 0.963872f, 0.968469f, 0.973114f, 0.977780f, 0.982497f, 0.987293f, 0.992218f, 0.994847f, 0.995249f, 0.995503f, 0.995737f };
623 static const float g[] = { 0.135112f, 0.138068f, 0.141013f, 0.143951f, 0.146877f, 0.149791f, 0.152673f, 0.155377f, 0.157932f, 0.160495f, 0.163058f, 0.165621f, 0.168204f, 0.170800f, 0.173420f, 0.176082f, 0.178802f, 0.181610f, 0.184550f, 0.186915f, 0.188769f, 0.190950f, 0.193366f, 0.195911f, 0.198528f, 0.201199f, 0.203903f, 0.206629f, 0.209372f, 0.212122f, 0.214879f, 0.217643f, 0.220406f, 0.223170f, 0.225935f, 0.228697f, 0.231458f, 0.234216f, 0.236972f, 0.239724f, 0.242475f, 0.245221f, 0.247965f, 0.250707f, 0.253444f, 0.256180f, 0.258914f, 0.261644f, 0.264372f, 0.267099f, 0.269823f, 0.272546f, 0.275266f, 0.277985f, 0.280702f, 0.283419f, 0.286134f, 0.288848f, 0.291562f, 0.294274f, 0.296986f, 0.299698f, 0.302409f, 0.305120f, 0.307831f, 0.310542f, 0.313253f, 0.315965f, 0.318677f, 0.321390f, 0.324103f, 0.326816f, 0.329531f, 0.332247f, 0.334963f, 0.337681f, 0.340399f, 0.343120f, 0.345842f, 0.348565f, 0.351289f, 0.354016f, 0.356744f, 0.359474f, 0.362206f, 0.364939f, 0.367676f, 0.370414f, 0.373153f, 0.375896f, 0.378641f, 0.381388f, 0.384139f, 0.386890f, 0.389646f, 0.392404f, 0.395164f, 0.397928f, 0.400694f, 0.403464f, 0.406236f, 0.409011f, 0.411790f, 0.414572f, 0.417357f, 0.420145f, 0.422937f, 0.425733f, 0.428531f, 0.431334f, 0.434140f, 0.436950f, 0.439763f, 0.442580f, 0.445402f, 0.448226f, 0.451053f, 0.453887f, 0.456718f, 0.459552f, 0.462405f, 0.465241f, 0.468083f, 0.470960f, 0.473832f, 0.476699f, 0.479573f, 0.482451f, 0.485318f, 0.488198f, 0.491076f, 0.493960f, 0.496851f, 0.499743f, 0.502643f, 0.505546f, 0.508454f, 0.511367f, 0.514285f, 0.517207f, 0.520135f, 0.523067f, 0.526005f, 0.528948f, 0.531895f, 0.534849f, 0.537807f, 0.540771f, 0.543741f, 0.546715f, 0.549695f, 0.552682f, 0.555673f, 0.558670f, 0.561674f, 0.564682f, 0.567697f, 0.570718f, 0.573743f, 0.576777f, 0.579816f, 0.582861f, 0.585913f, 0.588970f, 0.592034f, 0.595104f, 0.598180f, 0.601264f, 0.604354f, 0.607450f, 0.610553f, 0.613664f, 0.616780f, 0.619904f, 0.623034f, 0.626171f, 0.629316f, 0.632468f, 0.635626f, 0.638793f, 0.641966f, 0.645145f, 0.648334f, 0.651529f, 0.654731f, 0.657942f, 0.661160f, 0.664384f, 0.667618f, 0.670859f, 0.674107f, 0.677364f, 0.680629f, 0.683900f, 0.687181f, 0.690470f, 0.693766f, 0.697071f, 0.700384f, 0.703705f, 0.707035f, 0.710373f, 0.713719f, 0.717074f, 0.720438f, 0.723810f, 0.727190f, 0.730580f, 0.733978f, 0.737385f, 0.740801f, 0.744226f, 0.747659f, 0.751101f, 0.754553f, 0.758014f, 0.761483f, 0.764962f, 0.768450f, 0.771947f, 0.775454f, 0.778969f, 0.782494f, 0.786028f, 0.789572f, 0.793125f, 0.796687f, 0.800258f, 0.803839f, 0.807430f, 0.811030f, 0.814639f, 0.818257f, 0.821885f, 0.825522f, 0.829168f, 0.832822f, 0.836486f, 0.840159f, 0.843841f, 0.847530f, 0.851228f, 0.854933f, 0.858646f, 0.862365f, 0.866089f, 0.869819f, 0.873550f, 0.877281f, 0.881008f, 0.884718f, 0.888385f, 0.892954f, 0.898384f, 0.903866f, 0.909344f };
624 static const float b[] = { 0.304751f, 0.311105f, 0.317579f, 0.323982f, 0.330479f, 0.337065f, 0.343704f, 0.350500f, 0.357521f, 0.364534f, 0.371608f, 0.378769f, 0.385902f, 0.393100f, 0.400353f, 0.407577f, 0.414764f, 0.421859f, 0.428802f, 0.435532f, 0.439563f, 0.441085f, 0.441561f, 0.441564f, 0.441248f, 0.440785f, 0.440196f, 0.439531f, 0.438863f, 0.438105f, 0.437342f, 0.436593f, 0.435790f, 0.435067f, 0.434308f, 0.433547f, 0.432840f, 0.432148f, 0.431404f, 0.430752f, 0.430120f, 0.429528f, 0.428908f, 0.428325f, 0.427790f, 0.427299f, 0.426788f, 0.426329f, 0.425924f, 0.425497f, 0.425126f, 0.424809f, 0.424480f, 0.424206f, 0.423914f, 0.423678f, 0.423498f, 0.423304f, 0.423167f, 0.423014f, 0.422917f, 0.422873f, 0.422814f, 0.422810f, 0.422789f, 0.422821f, 0.422837f, 0.422979f, 0.423031f, 0.423211f, 0.423373f, 0.423517f, 0.423716f, 0.423973f, 0.424213f, 0.424512f, 0.424790f, 0.425120f, 0.425512f, 0.425889f, 0.426250f, 0.426670f, 0.427144f, 0.427605f, 0.428053f, 0.428559f, 0.429127f, 0.429685f, 0.430226f, 0.430823f, 0.431501f, 0.432075f, 0.432796f, 0.433428f, 0.434209f, 0.434890f, 0.435653f, 0.436475f, 0.437305f, 0.438096f, 0.438986f, 0.439848f, 0.440708f, 0.441642f, 0.442570f, 0.443577f, 0.444578f, 0.445560f, 0.446640f, 0.447692f, 0.448864f, 0.449982f, 0.451134f, 0.452341f, 0.453659f, 0.454885f, 0.456264f, 0.457582f, 0.458976f, 0.460457f, 0.461969f, 0.463395f, 0.464908f, 0.466357f, 0.467681f, 0.468845f, 0.469767f, 0.470384f, 0.471008f, 0.471453f, 0.471751f, 0.472032f, 0.472305f, 0.472432f, 0.472550f, 0.472640f, 0.472707f, 0.472639f, 0.472660f, 0.472543f, 0.472401f, 0.472352f, 0.472163f, 0.471947f, 0.471704f, 0.471439f, 0.471147f, 0.470829f, 0.470488f, 0.469988f, 0.469593f, 0.469172f, 0.468724f, 0.468118f, 0.467618f, 0.467090f, 0.466401f, 0.465821f, 0.465074f, 0.464441f, 0.463638f, 0.462950f, 0.462237f, 0.461351f, 0.460583f, 0.459641f, 0.458668f, 0.457818f, 0.456791f, 0.455886f, 0.454801f, 0.453689f, 0.452702f, 0.451534f, 0.450338f, 0.449270f, 0.448018f, 0.446736f, 0.445424f, 0.444251f, 0.442886f, 0.441491f, 0.440072f, 0.438624f, 0.437147f, 0.435647f, 0.434117f, 0.432386f, 0.430805f, 0.429194f, 0.427554f, 0.425717f, 0.424028f, 0.422131f, 0.420393f, 0.418448f, 0.416472f, 0.414659f, 0.412638f, 0.410587f, 0.408516f, 0.406422f, 0.404112f, 0.401966f, 0.399613f, 0.397423f, 0.395016f, 0.392597f, 0.390153f, 0.387684f, 0.385198f, 0.382504f, 0.379785f, 0.377043f, 0.374292f, 0.371529f, 0.368747f, 0.365746f, 0.362741f, 0.359729f, 0.356500f, 0.353259f, 0.350011f, 0.346571f, 0.343333f, 0.339685f, 0.336241f, 0.332599f, 0.328770f, 0.324968f, 0.320982f, 0.317021f, 0.312889f, 0.308594f, 0.304348f, 0.299960f, 0.295244f, 0.290611f, 0.285880f, 0.280876f, 0.275815f, 0.270532f, 0.265085f, 0.259365f, 0.253563f, 0.247445f, 0.241310f, 0.234677f, 0.227954f, 0.220878f, 0.213336f, 0.205468f, 0.203445f, 0.207561f, 0.212370f, 0.217772f };
625 Mat X = linspace(0, 1, 256);
626 this->_lut = ColorMap::linear_colormap(X,
627 Mat(256, 1, CV_32FC1, (void*)r).clone(), // red
628 Mat(256, 1, CV_32FC1, (void*)g).clone(), // green
629 Mat(256, 1, CV_32FC1, (void*)b).clone(), // blue
630 n); // number of sample points
631 }
632 };
633
634 // Equals the Matplotlib colormap "twilight".
635 class Twilight : public ColorMap {
636 public:
Twilight()637 Twilight() : ColorMap() {
638 init(256);
639 }
640
Twilight(int n)641 Twilight(int n) : ColorMap() {
642 init(n);
643 }
644
init(int n)645 void init(int n) {
646 static const float r[] = { 0.88575015840754434f, 0.88378520195539056f, 0.88172231059285788f, 0.8795410528270573f, 0.87724880858965482f, 0.87485347508575972f, 0.87233134085124076f, 0.86970474853509816f, 0.86696015505333579f, 0.86408985081463996f, 0.86110245436899846f, 0.85798259245670372f, 0.85472593189256985f, 0.85133714570857189f, 0.84780710702577922f, 0.8441261828674842f, 0.84030420805957784f, 0.83634031809191178f, 0.83222705712934408f, 0.82796894316013536f, 0.82357429680252847f, 0.81904654677937527f, 0.81438982121143089f, 0.8095999819094809f, 0.80469164429814577f, 0.79967075421267997f, 0.79454305089231114f, 0.78931445564608915f, 0.78399101042764918f, 0.77857892008227592f, 0.77308416590170936f, 0.76751108504417864f, 0.76186907937980286f, 0.75616443584381976f, 0.75040346765406696f, 0.74459247771890169f, 0.73873771700494939f, 0.73284543645523459f, 0.72692177512829703f, 0.72097280665536778f, 0.71500403076252128f, 0.70902078134539304f, 0.7030297722540817f, 0.6970365443886174f, 0.69104641009309098f, 0.68506446154395928f, 0.67909554499882152f, 0.67314422559426212f, 0.66721479803752815f, 0.6613112930078745f, 0.65543692326454717f, 0.64959573004253479f, 0.6437910831099849f, 0.63802586828545982f, 0.6323027138710603f, 0.62662402022604591f, 0.62099193064817548f, 0.61540846411770478f, 0.60987543176093062f, 0.60439434200274855f, 0.5989665814482068f, 0.59359335696837223f, 0.58827579780555495f, 0.58301487036932409f, 0.5778116438998202f, 0.5726668948158774f, 0.56758117853861967f, 0.56255515357219343f, 0.55758940419605174f, 0.55268450589347129f, 0.54784098153018634f, 0.54305932424018233f, 0.53834015575176275f, 0.53368389147728401f, 0.529090861832473f, 0.52456151470593582f, 0.52009627392235558f, 0.5156955988596057f, 0.51135992541601927f, 0.50708969576451657f, 0.5028853540415561f, 0.49874733661356069f, 0.4946761847863938f, 0.49067224938561221f, 0.4867359599430568f, 0.4828677867260272f, 0.47906816236197386f, 0.47533752394906287f, 0.47167629518877091f, 0.46808490970531597f, 0.46456376716303932f, 0.46111326647023881f, 0.45773377230160567f, 0.45442563977552913f, 0.45118918687617743f, 0.44802470933589172f, 0.44493246854215379f, 0.44191271766696399f, 0.43896563958048396f, 0.43609138958356369f, 0.43329008867358393f, 0.43056179073057571f, 0.42790652284925834f, 0.42532423665011354f, 0.42281485675772662f, 0.42037822361396326f, 0.41801414079233629f, 0.4157223260454232f, 0.41350245743314729f, 0.41135414697304568f, 0.4092768899914751f, 0.40727018694219069f, 0.40533343789303178f, 0.40346600333905397f, 0.40166714010896104f, 0.39993606933454834f, 0.3982719152586337f, 0.39667374905665609f, 0.39514058808207631f, 0.39367135736822567f, 0.39226494876209317f, 0.39092017571994903f, 0.38963580160340855f, 0.38841053300842432f, 0.38724301459330251f, 0.38613184178892102f, 0.38507556793651387f, 0.38407269378943537f, 0.38312168084402748f, 0.38222094988570376f, 0.38136887930454161f, 0.38056380696565623f, 0.37980403744848751f, 0.37908789283110761f, 0.378413635091359f, 0.37777949753513729f, 0.37718371844251231f, 0.37662448930806297f, 0.37610001286385814f, 0.37560846919442398f, 0.37514802505380473f, 0.37471686019302231f, 0.37431313199312338f, 0.37393499330475782f, 0.3735806215098284f, 0.37324816143326384f, 0.37293578646665032f, 0.37264166757849604f, 0.37236397858465387f, 0.37210089702443822f, 0.3718506155898596f, 0.37161133234400479f, 0.37138124223736607f, 0.37115856636209105f, 0.37094151551337329f, 0.37072833279422668f, 0.37051738634484427f, 0.37030682071842685f, 0.37009487130772695f, 0.36987980329025361f, 0.36965987626565955f, 0.36943334591276228f, 0.36919847837592484f, 0.36895355306596778f, 0.36869682231895268f, 0.36842655638020444f, 0.36814101479899719f, 0.36783843696531082f, 0.36751707094367697f, 0.36717513650699446f, 0.36681085540107988f, 0.36642243251550632f, 0.36600853966739794f, 0.36556698373538982f, 0.36509579845886808f, 0.36459308890125008f, 0.36405693022088509f, 0.36348537610385145f, 0.36287643560041027f, 0.36222809558295926f, 0.36153829010998356f, 0.36080493826624654f, 0.36002681809096376f, 0.35920088560930186f, 0.35832489966617809f, 0.35739663292915563f, 0.35641381143126327f, 0.35537415306906722f, 0.35427534960663759f, 0.35311574421123737f, 0.35189248608873791f, 0.35060304441931012f, 0.34924513554955644f, 0.34781653238777782f, 0.34631507175793091f, 0.34473901574536375f, 0.34308600291572294f, 0.34135411074506483f, 0.33954168752669694f, 0.33764732090671112f, 0.33566978565015315f, 0.33360804901486002f, 0.33146154891145124f, 0.32923005203231409f, 0.3269137124539796f, 0.32451307931207785f, 0.32202882276069322f, 0.31946262395497965f, 0.31681648089023501f, 0.31409278414755532f, 0.31129434479712365f, 0.30842444457210105f, 0.30548675819945936f, 0.30248536364574252f, 0.29942483960214772f, 0.29631000388905288f, 0.29314593096985248f, 0.28993792445176608f, 0.28669151388283165f, 0.28341239797185225f, 0.28010638576975472f, 0.27677939615815589f, 0.27343739342450812f, 0.27008637749114051f, 0.26673233211995284f, 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0.30613767928289148f, 0.30712600062348083f, 0.30804973095465449f, 0.30890905921943196f, 0.30970441249844921f, 0.31043636979038808f, 0.31110343446582983f, 0.31170911458932665f, 0.31225470169927194f, 0.31274172735821959f, 0.31317188565991266f, 0.31354553695453014f, 0.31386561956734976f, 0.314135190862664f, 0.31435662153833671f, 0.31453200120082569f, 0.3146630922831542f, 0.31475407592280041f, 0.31480767954534428f, 0.31482653406646727f, 0.31481299789187128f, 0.31477085207396532f, 0.31470295028655965f, 0.31461204226295625f, 0.31450102990914708f, 0.31437291554615371f, 0.31423043195101424f, 0.31407639883970623f, 0.3139136046337036f, 0.31374440956796529f, 0.31357126868520002f, 0.31339704333572083f, 0.31322399394183942f, 0.31305401163732732f, 0.31288922211590126f, 0.31273234839304942f, 0.31258523031121233f, 0.31244934410414688f, 0.31232652641170694f, 0.31221903291870201f, 0.31212881396435238f, 0.31205680685765741f, 0.31200463838728931f, 0.31197383273627388f, 0.31196698314912269f, 0.31198447195645718f, 0.31202765974624452f, 0.31209793953300591f, 0.31219689612063978f, 0.31232631707560987f, 0.31248673753935263f, 0.31267941819570189f, 0.31290560605819168f, 0.3131666792687211f, 0.3134643447952643f, 0.31379912926498488f, 0.31417223403606975f, 0.31458483752056837f, 0.31503813956872212f, 0.31553372323982209f, 0.3160724937230589f, 0.31665545668946665f, 0.31728380489244951f, 0.31795870784057567f, 0.31868137622277692f, 0.31945332332898302f, 0.3202754315314667f, 0.32114884306985791f, 0.32207478855218091f, 0.32305449047765694f, 0.32408913679491225f, 0.32518014084085567f, 0.32632861885644465f, 0.32753574162788762f, 0.3288027427038317f, 0.3301308728723546f, 0.33152138620958932f, 0.33297555200245399f, 0.33449469983585844f, 0.33607995965691828f, 0.3377325942005665f, 0.33945384341064017f, 0.3412449533046818f, 0.34310715173410822f, 0.34504169470809071f, 0.34704978520758401f, 0.34913260148542435f, 0.35129130890802607f, 0.35352709245374592f, 0.35584108091122535f, 0.35823439142300639f, 0.36070813602540136f, 0.36326337558360278f, 0.36590112443835765f, 0.36862236642234769f, 0.3714280448394211f, 0.37431909037543515f, 0.37729635531096678f, 0.380360657784311f, 0.38351275723852291f, 0.38675335037837993f, 0.39008308392311997f, 0.39350254000115381f, 0.39701221751773474f, 0.40061257089416885f, 0.40430398069682483f, 0.40808667584648967f, 0.41196089987122869f, 0.41592679539764366f, 0.41998440356963762f, 0.42413367909988375f, 0.42837450371258479f, 0.432706647838971f, 0.43712979856444761f, 0.44164332426364639f, 0.44624687186865436f, 0.45093985823706345f, 0.45572154742892063f, 0.46059116206904965f, 0.46554778281918402f, 0.47059039582133383f, 0.47571791879076081f, 0.48092913815357724f, 0.48622257801969754f, 0.49159667021646397f, 0.49705020621532009f, 0.50258161291269432f, 0.50818921213102985f, 0.51387124091909786f, 0.5196258425240281f, 0.52545108144834785f, 0.53134495942561433f, 0.53730535185141037f, 0.5433300863249918f, 0.54941691584603647f, 0.55556350867083815f, 0.56176745110546977f, 0.56802629178649788f, 0.57433746373459582f, 0.58069834805576737f, 0.58710626908082753f, 0.59355848909050757f, 0.60005214820435104f, 0.6065843782630862f, 0.61315221209322646f, 0.61975260637257923f, 0.62638245478933297f, 0.63303857040067113f, 0.63971766697672761f, 0.6464164243818421f, 0.65313137915422603f, 0.65985900156216504f, 0.66659570204682972f, 0.67333772009301907f, 0.68008125203631464f, 0.68682235874648545f, 0.69355697649863846f, 0.70027999028864962f, 0.70698561390212977f, 0.71367147811129228f, 0.72033299387284622f, 0.72696536998972039f, 0.73356368240541492f, 0.74012275762807056f, 0.74663719293664366f, 0.7530974636118285f, 0.7594994148789691f, 0.76583801477914104f, 0.77210610037674143f, 0.77829571667247499f, 0.78439788751383921f, 0.79039529663736285f, 0.796282666437655f, 0.80204612696863953f, 0.80766972324164554f, 0.81313419626911398f, 0.81841638963128993f, 0.82350476683173168f, 0.82838497261149613f, 0.8330486712880828f, 0.83748851001197089f, 0.84171925358069011f, 0.84575537519027078f, 0.84961373549150254f, 0.85330645352458923f, 0.85685572291039636f, 0.86027399927156634f, 0.86356595168669881f, 0.86673765046233331f, 0.86979617048190971f, 0.87274147101441557f, 0.87556785228242973f, 0.87828235285372469f, 0.88088414794024839f, 0.88336206121170946f, 0.88572538990087124f };
649 Mat X = linspace(0, 1, 510);
650 this->_lut = ColorMap::linear_colormap(X,
651 Mat(510, 1, CV_32FC1, (void*)r).clone(), // red
652 Mat(510, 1, CV_32FC1, (void*)g).clone(), // green
653 Mat(510, 1, CV_32FC1, (void*)b).clone(), // blue
654 n); // number of sample points
655 }
656 };
657
658 // Equals the Matplotlib colormap "twilight_shifted".
659 class TwilightShifted : public ColorMap {
660 public:
TwilightShifted()661 TwilightShifted() : ColorMap() {
662 init(256);
663 }
664
TwilightShifted(int n)665 TwilightShifted(int n) : ColorMap() {
666 init(n);
667 }
668
init(int n)669 void init(int n) {
670 static const float r[] = { 0.18739228342697645f, 0.18975853639094634f, 0.19199449184606268f, 0.19410351363791453f, 0.1960826032659409f, 0.19794834061899208f, 0.19971571438603364f, 0.20156133764129841f, 0.20352007949514977f, 0.20558051999470117f, 0.2077442377448806f, 0.21001214221188125f, 0.21237411048541005f, 0.21482843531473683f, 0.21737845072382705f, 0.22001251100779617f, 0.22272706739121817f, 0.22552164337737857f, 0.2283917709422868f, 0.23132955273021344f, 0.23433055727563878f, 0.23739062429054825f, 0.24050813332295939f, 0.24367372557466271f, 0.24688226237958999f, 0.25012845306199383f, 0.25340685873736807f, 0.25671191651083902f, 0.26003895187439957f, 0.26338121807151404f, 0.26673233211995284f, 0.27008637749114051f, 0.27343739342450812f, 0.27677939615815589f, 0.28010638576975472f, 0.28341239797185225f, 0.28669151388283165f, 0.28993792445176608f, 0.29314593096985248f, 0.29631000388905288f, 0.29942483960214772f, 0.30248536364574252f, 0.30548675819945936f, 0.30842444457210105f, 0.31129434479712365f, 0.31409278414755532f, 0.31681648089023501f, 0.31946262395497965f, 0.32202882276069322f, 0.32451307931207785f, 0.3269137124539796f, 0.32923005203231409f, 0.33146154891145124f, 0.33360804901486002f, 0.33566978565015315f, 0.33764732090671112f, 0.33954168752669694f, 0.34135411074506483f, 0.34308600291572294f, 0.34473901574536375f, 0.34631507175793091f, 0.34781653238777782f, 0.34924513554955644f, 0.35060304441931012f, 0.35189248608873791f, 0.35311574421123737f, 0.35427534960663759f, 0.35537415306906722f, 0.35641381143126327f, 0.35739663292915563f, 0.35832489966617809f, 0.35920088560930186f, 0.36002681809096376f, 0.36080493826624654f, 0.36153829010998356f, 0.36222809558295926f, 0.36287643560041027f, 0.36348537610385145f, 0.36405693022088509f, 0.36459308890125008f, 0.36509579845886808f, 0.36556698373538982f, 0.36600853966739794f, 0.36642243251550632f, 0.36681085540107988f, 0.36717513650699446f, 0.36751707094367697f, 0.36783843696531082f, 0.36814101479899719f, 0.36842655638020444f, 0.36869682231895268f, 0.36895355306596778f, 0.36919847837592484f, 0.36943334591276228f, 0.36965987626565955f, 0.36987980329025361f, 0.37009487130772695f, 0.37030682071842685f, 0.37051738634484427f, 0.37072833279422668f, 0.37094151551337329f, 0.37115856636209105f, 0.37138124223736607f, 0.37161133234400479f, 0.3718506155898596f, 0.37210089702443822f, 0.37236397858465387f, 0.37264166757849604f, 0.37293578646665032f, 0.37324816143326384f, 0.3735806215098284f, 0.37393499330475782f, 0.37431313199312338f, 0.37471686019302231f, 0.37514802505380473f, 0.37560846919442398f, 0.37610001286385814f, 0.37662448930806297f, 0.37718371844251231f, 0.37777949753513729f, 0.378413635091359f, 0.37908789283110761f, 0.37980403744848751f, 0.38056380696565623f, 0.38136887930454161f, 0.38222094988570376f, 0.38312168084402748f, 0.38407269378943537f, 0.38507556793651387f, 0.38613184178892102f, 0.38724301459330251f, 0.38841053300842432f, 0.38963580160340855f, 0.39092017571994903f, 0.39226494876209317f, 0.39367135736822567f, 0.39514058808207631f, 0.39667374905665609f, 0.3982719152586337f, 0.39993606933454834f, 0.40166714010896104f, 0.40346600333905397f, 0.40533343789303178f, 0.40727018694219069f, 0.4092768899914751f, 0.41135414697304568f, 0.41350245743314729f, 0.4157223260454232f, 0.41801414079233629f, 0.42037822361396326f, 0.42281485675772662f, 0.42532423665011354f, 0.42790652284925834f, 0.43056179073057571f, 0.43329008867358393f, 0.43609138958356369f, 0.43896563958048396f, 0.44191271766696399f, 0.44493246854215379f, 0.44802470933589172f, 0.45118918687617743f, 0.45442563977552913f, 0.45773377230160567f, 0.46111326647023881f, 0.46456376716303932f, 0.46808490970531597f, 0.47167629518877091f, 0.47533752394906287f, 0.47906816236197386f, 0.4828677867260272f, 0.4867359599430568f, 0.49067224938561221f, 0.4946761847863938f, 0.49874733661356069f, 0.5028853540415561f, 0.50708969576451657f, 0.51135992541601927f, 0.5156955988596057f, 0.52009627392235558f, 0.52456151470593582f, 0.529090861832473f, 0.53368389147728401f, 0.53834015575176275f, 0.54305932424018233f, 0.54784098153018634f, 0.55268450589347129f, 0.55758940419605174f, 0.56255515357219343f, 0.56758117853861967f, 0.5726668948158774f, 0.5778116438998202f, 0.58301487036932409f, 0.58827579780555495f, 0.59359335696837223f, 0.5989665814482068f, 0.60439434200274855f, 0.60987543176093062f, 0.61540846411770478f, 0.62099193064817548f, 0.62662402022604591f, 0.6323027138710603f, 0.63802586828545982f, 0.6437910831099849f, 0.64959573004253479f, 0.65543692326454717f, 0.6613112930078745f, 0.66721479803752815f, 0.67314422559426212f, 0.67909554499882152f, 0.68506446154395928f, 0.69104641009309098f, 0.6970365443886174f, 0.7030297722540817f, 0.70902078134539304f, 0.71500403076252128f, 0.72097280665536778f, 0.72692177512829703f, 0.73284543645523459f, 0.73873771700494939f, 0.74459247771890169f, 0.75040346765406696f, 0.75616443584381976f, 0.76186907937980286f, 0.76751108504417864f, 0.77308416590170936f, 0.77857892008227592f, 0.78399101042764918f, 0.78931445564608915f, 0.79454305089231114f, 0.79967075421267997f, 0.80469164429814577f, 0.8095999819094809f, 0.81438982121143089f, 0.81904654677937527f, 0.82357429680252847f, 0.82796894316013536f, 0.83222705712934408f, 0.83634031809191178f, 0.84030420805957784f, 0.8441261828674842f, 0.84780710702577922f, 0.85133714570857189f, 0.85472593189256985f, 0.85798259245670372f, 0.86110245436899846f, 0.86408985081463996f, 0.86696015505333579f, 0.86970474853509816f, 0.87233134085124076f, 0.87485347508575972f, 0.87724880858965482f, 0.8795410528270573f, 0.88172231059285788f, 0.88378520195539056f, 0.88575015840754434f, 0.88571155122845646f, 0.88554714811952384f, 0.88525897972630474f, 0.88485138159908572f, 0.88432713054113543f, 0.88369127145898041f, 0.88295168595448525f, 0.88211542489401606f, 0.88119169871341951f, 0.88019293315695812f, 0.87913244240792765f, 0.87802298436649007f, 0.87687848451614692f, 0.87571458709961403f, 0.87453793320260187f, 0.87335171360916275f, 0.87215331978454325f, 0.87093846717297507f, 0.86969131502613806f, 0.86839954695818633f, 0.86705314907048503f, 0.86564934325605325f, 0.86418343723941027f, 0.86265601051127572f, 0.86107117027565516f, 0.8594346370300241f, 0.85775662943504905f, 0.85604022314725403f, 0.85429219611470464f, 0.85251907207708444f, 0.85072697023178789f, 0.84892245563117641f, 0.84711195507965098f, 0.84529810731955113f, 0.84348529222933699f, 0.84167750766845151f, 0.83987839884120874f, 0.83809123476131964f, 0.83631898844737929f, 0.8345656905566583f, 0.83283277185777982f, 0.83112163529096306f, 0.82943407816481474f, 0.8277716072353446f, 0.82613549710580259f, 0.8245268129450285f, 0.82294635110428427f, 0.8213947205565636f, 0.81987230650455289f, 0.81837931164498223f, 0.81691575775055891f, 0.81548146627279483f, 0.81407611046993344f, 0.81269922039881493f, 0.81135014011763329f, 0.81002809466520687f, 0.80873219170089694f, 0.8074614045096935f, 0.80621460526927058f, 0.80499054790810298f, 0.80378792531077625f, 0.80260531146112946f, 0.80144124292560048f, 0.80029415389753977f, 0.7991624518501963f, 0.79804447815136637f, 0.79693854719951607f, 0.79584292379583765f, 0.79475585972654039f, 0.79367559698664958f, 0.79260034304237448f, 0.79152832843475607f, 0.79045776847727878f, 0.78938737766251943f, 0.78831514045623963f, 0.78723904108188347f, 0.78615737132332963f, 0.78506845019606841f, 0.78397060836414478f, 0.78286225264440912f, 0.78174180478981836f, 0.78060774749483774f, 0.77945862731506643f, 0.77829345807633121f, 0.7771103295521099f, 0.77590790730685699f, 0.77468494746063199f, 0.77344021829889886f, 0.77217257229605551f, 0.77088091962302474f, 0.7695642334401418f, 0.76822176599735303f, 0.76685228950643891f, 0.76545492593330511f, 0.76402885609288662f, 0.76257333554052609f, 0.7610876378057071f, 0.75957111105340058f, 0.75802325538455839f, 0.75644341577140706f, 0.75483105066959544f, 0.75318566369046569f, 0.75150685045891663f, 0.74979420547170472f, 0.74804739275559562f, 0.74626615789163442f, 0.74445018676570673f, 0.7425992159973317f, 0.74071301619506091f, 0.73879140024599266f, 0.73683422173585866f, 0.73484133598564938f, 0.73281270506268747f, 0.73074820754845171f, 0.72864773856716547f, 0.72651122900227549f, 0.72433865647781592f, 0.7221299918421461f, 0.71988521490549851f, 0.71760444908133847f, 0.71528760614847287f, 0.71293466839773467f, 0.7105456546582587f, 0.70812059568420482f, 0.70565951122610093f, 0.70316249458814151f, 0.70062962477242097f, 0.6980608153581771f, 0.69545608346891119f, 0.69281544846764931f, 0.6901389321505248f, 0.68742656435169625f, 0.68467850942494535f, 0.68189457150944521f, 0.67907474028157344f, 0.67621897924409746f, 0.67332725564817331f, 0.67039959547676198f, 0.66743603766369131f, 0.66443632469878844f, 0.66140037532601781f, 0.6583280801134499f, 0.65521932609327127f, 0.65207417290277303f, 0.64889230169458245f, 0.64567349382645434f, 0.642417577481186f, 0.6391243387840212f, 0.6357937104834237f, 0.63242534854210275f, 0.62901892016985872f, 0.62557416500434959f, 0.62209079821082613f, 0.61856865258877192f, 0.61500723236391375f, 0.6114062072731884f, 0.60776523994818654f, 0.60408401696732739f, 0.60036213010411577f, 0.59659918109122367f, 0.59279480536520257f, 0.58894861935544707f, 0.58506024396466882f, 0.58112932761586555f, 0.57715550812992045f, 0.57313845754107873f, 0.56907784784011428f, 0.56497343529017696f, 0.56082499039117173f, 0.55663229034969341f, 0.55239521572711914f, 0.54811370033467621f, 0.54378771313608565f, 0.53941736649199057f, 0.5350027976174474f, 0.53054420489856446f, 0.52604189625477482f, 0.52149652863229956f, 0.51690848800544464f, 0.51227835105321762f, 0.50760681181053691f, 0.50289524974970612f, 0.49814435462074153f, 0.49335504375145617f, 0.48852847371852987f, 0.48366628618847957f, 0.47877034239726296f, 0.473841437035254f, 0.46888111384598413f, 0.46389102840284874f, 0.45887288947308297f, 0.45383005086999889f, 0.44876299173174822f, 0.44367358645071275f, 0.43856378187931538f, 0.4334355841041439f, 0.42829101315789753f, 0.42313214269556043f, 0.41796105205173684f, 0.41277985630360303f, 0.40759120392688708f, 0.40239692379737496f, 0.39719876876325577f, 0.39199887556812907f, 0.38679939079544168f, 0.38160247377467543f, 0.3764103053221462f, 0.37122508431309342f, 0.36605031412464006f, 0.36088752387578377f, 0.35573889947341125f, 0.35060678246032478f, 0.34549355713871799f, 0.34040164359597463f, 0.33533353224455448f, 0.33029174471181438f, 0.32527888860401261f, 0.32029986557994061f, 0.31535870009205808f, 0.31045520848595526f, 0.30559226007249934f, 0.30077276812918691f, 0.2960004726065818f, 0.29128515387578635f, 0.28662309235899847f, 0.28201746297366942f, 0.27747150809142801f, 0.27299701518897301f, 0.26859095948172862f, 0.26425512207060942f, 0.25999463887892144f, 0.25582135547481771f, 0.25172899728289466f, 0.24772092990501099f, 0.24381149720247919f, 0.23999586188690308f, 0.23627495835774248f, 0.23266299920501882f, 0.22915620278592841f, 0.2257539681670791f, 0.22247308588973624f, 0.21930503925136402f, 0.21625279838647882f, 0.2133313859647627f, 0.21052882914958676f, 0.20785704662965598f, 0.20531725273301316f, 0.20290365333558247f, 0.20058760685133747f, 0.19819343656336558f, 0.19571853588267552f, 0.1931548636579131f, 0.19049578401722037f, 0.18774482037046955f, 0.18488035509396164f };
671 static const float g[] = { 0.077102096899588329f, 0.075019861862143766f, 0.073182830649273306f, 0.071608304856891569f, 0.070321227242423623f, 0.069314066071660657f, 0.068592710553704722f, 0.067983271026200248f, 0.067444179612424215f, 0.066990462397868739f, 0.06661453200418091f, 0.066308573918947178f, 0.066085024661758446f, 0.065940385613778491f, 0.065859661233562045f, 0.065857918918907604f, 0.065933790675651943f, 0.066078173119395595f, 0.06628997924139618f, 0.066576186939090592f, 0.066935599661639394f, 0.067365888050555517f, 0.067857103814855602f, 0.068419855150922693f, 0.069053639449204451f, 0.069758206429106989f, 0.070533582926851829f, 0.071380106242082242f, 0.072294781043362205f, 0.073281657939897077f, 0.074344018028546205f, 0.075483675584275545f, 0.076702800237496066f, 0.078003941033788216f, 0.079389994802261526f, 0.080864153365499375f, 0.082429873848480689f, 0.08409078829085731f, 0.085850656889620708f, 0.087713250960463951f, 0.089682253716750038f, 0.091761187397303601f, 0.093952764840823738f, 0.096259385340577736f, 0.098684771934052201f, 0.10123077676403242f, 0.10389861387653518f, 0.10668879882392659f, 0.10960114111258401f, 0.11263459791730848f, 0.1157873496841953f, 0.11905764321981127f, 0.12244245263391232f, 0.12593818301005921f, 0.12954074251271822f, 0.13324562282438077f, 0.13704801896718169f, 0.1409427920655632f, 0.14492465359918028f, 0.14898820589826409f, 0.15312802296627787f, 0.15733863511152979f, 0.16161477763045118f, 0.16595129984720861f, 0.17034320478524959f, 0.17478570377561287f, 0.17927413271618647f, 0.18380392577704466f, 0.18837119869242164f, 0.19297208197842461f, 0.197602942459778f, 0.20226037920758122f, 0.20694122817889948f, 0.21164251793458128f, 0.21636111429594002f, 0.22109488427338303f, 0.22584149293287031f, 0.23059876218396419f, 0.23536470386204195f, 0.24013747024823828f, 0.24491536803550484f, 0.24969683475296395f, 0.25448043878086224f, 0.25926481158628106f, 0.26404857724525643f, 0.26883085667326956f, 0.27361063317090978f, 0.27838697181297761f, 0.28315901221182987f, 0.28792596437778462f, 0.29268709856150099f, 0.29744175492366276f, 0.30218932176507068f, 0.30692923551862339f, 0.31166098762951971f, 0.31638410101153364f, 0.3210981375964933f, 0.32580269697872455f, 0.33049741244307851f, 0.33518193808489577f, 0.33985591488818123f, 0.34451911410230168f, 0.34917126878479027f, 0.3538121372967869f, 0.35844148285875221f, 0.36305909736982378f, 0.36766477862108266f, 0.37225835004836849f, 0.37683963835219841f, 0.38140848555753937f, 0.38596474386057539f, 0.39050827529375831f, 0.39503894828283309f, 0.3995566498711684f, 0.4040612609993941f, 0.40855267638072096f, 0.41303079952477062f, 0.41749553747893614f, 0.42194680223454828f, 0.4263845142616835f, 0.43080859411413064f, 0.43521897612544935f, 0.43961558821222629f, 0.44399837208633719f, 0.44836727669277859f, 0.45272225034283325f, 0.45706323581407199f, 0.46139018782416635f, 0.46570306719930193f, 0.4700018340988123f, 0.47428645933635388f, 0.47855691131792805f, 0.48281316715123496f, 0.48705520251223039f, 0.49128300332899261f, 0.49549655777451179f, 0.49969585326377758f, 0.50388089053847973f, 0.50805166539276136f, 0.51220818143218516f, 0.51635044969688759f, 0.52047847653840029f, 0.52459228174983119f, 0.52869188011057411f, 0.53277730177130322f, 0.53684857765005933f, 0.54090574771098476f, 0.54494882715350401f, 0.54897785421888889f, 0.55299287158108168f, 0.55699392126996583f, 0.56098104959950301f, 0.5649543060909209f, 0.56891374572457176f, 0.57285941625606673f, 0.57679137998186081f, 0.58070969241098491f, 0.58461441100175571f, 0.5885055998308617f, 0.59238331452146575f, 0.59624762051353541f, 0.60009859503858665f, 0.60393630046586455f, 0.607760777169989f, 0.61157208822864151f, 0.61537028695790286f, 0.61915543242884641f, 0.62292757283835809f, 0.62668676251860134f, 0.6304330455306234f, 0.63416646251100506f, 0.63788704858847078f, 0.64159484119504429f, 0.6452898684900934f, 0.64897216734095264f, 0.65264172403146448f, 0.65629853981831865f, 0.65994260812897998f, 0.66357391434030388f, 0.66719242996142225f, 0.67079812302806219f, 0.67439093705212727f, 0.67797081129095405f, 0.68153767253065878f, 0.68509142218509878f, 0.68863194515166382f, 0.69215911458254054f, 0.69567278381629649f, 0.69917279302646274f, 0.7026589535425779f, 0.70613106157153982f, 0.70958887676997473f, 0.71303214646458135f, 0.7164606049658685f, 0.71987394892246725f, 0.7232718614323369f, 0.72665398759758293f, 0.73001995232739691f, 0.73336934798923203f, 0.73670175403699445f, 0.74001672160131404f, 0.74331376714033193f, 0.7465923800833657f, 0.74985201221941766f, 0.75309208756768431f, 0.75631202708719025f, 0.7595112803730375f, 0.76268908733890484f, 0.76584472131395898f, 0.7689774029354699f, 0.77208629460678091f, 0.77517050008066057f, 0.77822904973358131f, 0.78126088716070907f, 0.78426487091581187f, 0.78723995923452639f, 0.7901846863592763f, 0.79309746468844067f, 0.79597665735031009f, 0.79882047719583249f, 0.80162699008965321f, 0.80439408733477935f, 0.80711949387647486f, 0.8098007598713145f, 0.81243524735466011f, 0.81502089378742548f, 0.81755426400533426f, 0.82003213188702007f, 0.82245116226304615f, 0.82480781812080928f, 0.82709838780560663f, 0.82931896673505456f, 0.83146558694197847f, 0.8335364929949034f, 0.83552487764795436f, 0.83742600751395202f, 0.83923490627754482f, 0.84094796518951942f, 0.8425605950855084f, 0.84406482711037389f, 0.8454546229209523f, 0.84672735796116472f, 0.84787488124672816f, 0.84888934810281835f, 0.84976754857001258f, 0.85050391167507788f, 0.8510896085314068f, 0.85152403004797894f, 0.85180165478080894f, 0.85191526123023187f, 0.85187028338870274f, 0.85165675407495722f, 0.85127594077653468f, 0.85072940540310626f, 0.85000924943067835f, 0.85002186115856315f, 0.84987174283631584f, 0.84955892810989209f, 0.84908426422893801f, 0.84844741572055415f, 0.84764891761519268f, 0.84668970275699273f, 0.84557007254559347f, 0.84429066717717349f, 0.84285224824778615f, 0.84125554884475906f, 0.83950165618540074f, 0.83759238071186537f, 0.8355302318472394f, 0.83331972948645461f, 0.83096715251272624f, 0.82848052823709672f, 0.82586857889438514f, 0.82314158859569164f, 0.82030875512181523f, 0.81737804041911244f, 0.81435544067514909f, 0.81124644224653542f, 0.80805523804261525f, 0.80478517909812231f, 0.8014392309950078f, 0.79801963142713928f, 0.79452963601550608f, 0.79097196777091994f, 0.78734936133548439f, 0.78366457342383888f, 0.77992021407650147f, 0.77611880236047159f, 0.77226338601044719f, 0.76835660399870176f, 0.76440101200982946f, 0.76039907199779677f, 0.75635314860808633f, 0.75226548952875261f, 0.7481379479992134f, 0.74397271817459876f, 0.73977184647638616f, 0.7355371221572935f, 0.73127023324078089f, 0.72697275518238258f, 0.72264614312088882f, 0.71829177331290062f, 0.7139109141951604f, 0.70950474978787481f, 0.70507438189635097f, 0.70062083014783982f, 0.69614505508308089f, 0.69164794791482131f, 0.68713033714618876f, 0.68259301546243389f, 0.67803672673971815f, 0.67346216702194517f, 0.6688700095398864f, 0.66426089585282289f, 0.65963545027564163f, 0.65499426549472628f, 0.65033793748103852f, 0.64566703459218766f, 0.64098213306749863f, 0.63628379372029187f, 0.63157258225089552f, 0.62684905679296699f, 0.62211378808451145f, 0.61736734400220705f, 0.61261029334072192f, 0.60784322087037024f, 0.60306670593147205f, 0.59828134277062461f, 0.5934875421745599f, 0.58868600173562435f, 0.58387743744557208f, 0.5790624629815756f, 0.5742417003617839f, 0.56941578326710418f, 0.56458533111166875f, 0.55975098052594863f, 0.55491335744890613f, 0.55007308413977274f, 0.54523059488426595f, 0.54038674910561235f, 0.53554217882461186f, 0.53069749384776732f, 0.52585332093451564f, 0.5210102658711383f, 0.51616892643469103f, 0.5113298901696085f, 0.50649362371287909f, 0.5016608471009063f, 0.49683212909727231f, 0.49200802533379656f, 0.48718906673415824f, 0.48237579130289127f, 0.47756871222057079f, 0.4727682731566229f, 0.46797501437948458f, 0.46318942799460555f, 0.45841199172949604f, 0.45364314496866825f, 0.44888333481548809f, 0.44413297780351974f, 0.43939245044973502f, 0.43466217184617112f, 0.42994254036133867f, 0.4252339389526239f, 0.42053672992315327f, 0.41585125850290111f, 0.41117787004519513f, 0.4065168468778026f, 0.401868526884681f, 0.39723324476747235f, 0.3926113126792577f, 0.38800301593162145f, 0.38340864508963057f, 0.37882848839337313f, 0.37426272710686193f, 0.36971170225223449f, 0.36517570519856757f, 0.36065500290840113f, 0.35614985523380299f, 0.35166052978120937f, 0.34718723719597999f, 0.34273019305341756f, 0.33828976326048621f, 0.33386622163232865f, 0.32945984647042675f, 0.32507091815606004f, 0.32069970535138104f, 0.31634634821222207f, 0.31201133280550686f, 0.30769497879760166f, 0.30339762792450425f, 0.29911962764489264f, 0.29486126309253047f, 0.29062280081258873f, 0.28640483614256179f, 0.28220778870555907f, 0.27803210957665631f, 0.27387826652410152f, 0.26974650525236699f, 0.26563755336209077f, 0.26155203161615281f, 0.257490519876798f, 0.25345365461983138f, 0.24944185818822678f, 0.24545598775548677f, 0.24149689191922535f, 0.23756535071152696f, 0.2336621873300741f, 0.22978799249179921f, 0.22594402043981826f, 0.22213124697023234f, 0.21835070166659282f, 0.21460331490206347f, 0.21089030138947745f, 0.207212956082026f, 0.20357251410079796f, 0.19997020971775276f, 0.19640737049066315f, 0.19288548904692518f, 0.18940601489760422f, 0.18597036007065024f, 0.18258004462335425f, 0.17923664950367169f, 0.17594170887918095f, 0.17269677158182117f, 0.16950338809328983f, 0.1663630904279047f, 0.16327738551419116f, 0.16024769309971934f, 0.15727540775107324f, 0.15436183633886777f, 0.15150818660835483f, 0.14871544765633712f, 0.14598463068714407f, 0.14331656120063752f, 0.14071192654913128f, 0.13817086581280427f, 0.13569380302451714f, 0.13328091630401023f, 0.13093210934893723f, 0.12864679022013889f, 0.12642401401409453f, 0.12426354237989065f, 0.12216445576414045f, 0.12012561256850712f, 0.11814571137706886f, 0.11622183788331528f, 0.11435355574622549f, 0.11253912421257944f, 0.11077667828375456f, 0.1090642347484701f, 0.1073997763055258f, 0.10578120994917611f, 0.10420644885760968f, 0.1026734006932461f, 0.10117945586419633f, 0.099722930314950553f, 0.098302320968278623f, 0.09691583650296684f, 0.09556181960083443f, 0.094238731263712183f, 0.092945198093777909f, 0.091679997480262732f, 0.090440685427697898f, 0.089227194362745205f, 0.088038974350243354f, 0.08687555176033529f, 0.085736654965126335f, 0.084622236191702671f, 0.083532434119003962f, 0.08246763389003825f, 0.081428390076546092f, 0.080412994737554838f, 0.079420997315243186f, 0.078456871676182177f, 0.077521963107537312f, 0.076617824336164764f, 0.075745336000958424f, 0.074899049847466703f, 0.074088460826808866f, 0.073315693214040967f, 0.072582969899254779f, 0.071883555446163511f, 0.071226716277922458f, 0.070616595622995437f, 0.070053855603861875f, 0.06953231029187984f, 0.069064630826035506f, 0.068653337909486523f, 0.068289851529011875f, 0.067985029964779953f, 0.06774359820987802f, 0.067557104388479783f, 0.067434730871152565f, 0.067382132300147474f, 0.067388214053092838f, 0.067465786362940039f, 0.067616330270516389f, 0.067830148426026665f, 0.06812195249816172f, 0.068484398797025281f, 0.068919592266397572f, 0.069435248580458964f, 0.070064576149984209f, 0.070974625252738788f, 0.072157781039602742f, 0.073606819040117955f, 0.075311278416787641f, 0.077251588468039312f, 0.079425730279723883f };
672 static const float b[] = { 0.21618875376309582f, 0.2193005075652994f, 0.22243385243433622f, 0.22558727307410353f, 0.22874673279569585f, 0.23194647381302336f, 0.23517094067076993f, 0.23852974228695395f, 0.24205576625191821f, 0.24572497420147632f, 0.24954644291943817f, 0.2535289048041211f, 0.25765165093569542f, 0.26191675992376573f, 0.26634209349669508f, 0.27090279994325861f, 0.27559714652053702f, 0.28043398847505197f, 0.28541074411068496f, 0.29051361067988485f, 0.29574009929867601f, 0.30108922184065873f, 0.30657054493678321f, 0.31216524050888372f, 0.31786993834254956f, 0.32368100685760637f, 0.3295945757321303f, 0.33560648984600089f, 0.3417175669546984f, 0.34791888996380105f, 0.35420276066240958f, 0.36056376228111864f, 0.36699616136347685f, 0.37349382846504675f, 0.38005028528138707f, 0.38665868550105914f, 0.39331182532243375f, 0.40000214725256295f, 0.40672178082365834f, 0.41346259134143476f, 0.42021619665853854f, 0.42697404043749887f, 0.43372849999361113f, 0.44047194882050544f, 0.44719313715161618f, 0.45388335612058467f, 0.46053414662739794f, 0.46713728801395243f, 0.47368494725726878f, 0.48017007211645196f, 0.48658646495697461f, 0.49292595612342666f, 0.49918274588431072f, 0.50535164796654897f, 0.51142807215168951f, 0.51740807573979475f, 0.52328797535085236f, 0.52906500940336754f, 0.53473704282067103f, 0.54030245920406539f, 0.5457599924248665f, 0.55110853452703257f, 0.55634837474163779f, 0.56147964703993225f, 0.56650284911216653f, 0.57141871523555288f, 0.57622809660668717f, 0.58093191431832802f, 0.5855320765920552f, 0.59003011251063131f, 0.59442768517501066f, 0.5987265295935138f, 0.60292845431916875f, 0.60703532172064711f, 0.61104880679640927f, 0.61497112346096128f, 0.61880417410823019f, 0.62254988622392882f, 0.62621013451953023f, 0.62978680155026101f, 0.63328173520055586f, 0.63669675187488584f, 0.64003361803368586f, 0.64329409140765537f, 0.64647991652908243f, 0.64959272297892245f, 0.65263411711618635f, 0.65560566838453704f, 0.65850888806972308f, 0.66134526910944602f, 0.66411625298236909f, 0.66682322089824264f, 0.66946754331614522f, 0.67205052849120617f, 0.67457344743419545f, 0.67703755438090574f, 0.67944405399056851f, 0.68179411684486679f, 0.68408888788857214f, 0.68632948169606767f, 0.68851703379505125f, 0.69065253586464992f, 0.69273703471928827f, 0.69477149919380887f, 0.69675695810256544f, 0.69869434615073722f, 0.70058463496520773f, 0.7024287314570723f, 0.70422755780589941f, 0.70598200974806036f, 0.70769297607310577f, 0.70936134293478448f, 0.71098796522377461f, 0.71257368516500463f, 0.7141193695725726f, 0.71562585091587549f, 0.71709396919920232f, 0.71852454736176108f, 0.71991841524475775f, 0.72127639993530235f, 0.72259931993061044f, 0.72388798691323131f, 0.72514323778761092f, 0.72636587045135315f, 0.72755671317141346f, 0.72871656144003782f, 0.72984626791353258f, 0.73094665432902683f, 0.73201854033690505f, 0.7330627749243106f, 0.73408016787854391f, 0.73507157641157261f, 0.73603782546932739f, 0.73697977133881254f, 0.73789824784475078f, 0.738794102296364f, 0.73966820211715711f, 0.74052138580516735f, 0.74135450918099721f, 0.74216844571317986f, 0.7429640345324835f, 0.74374215223567086f, 0.74450365836708132f, 0.74524942637581271f, 0.74598030635707824f, 0.74669712855065784f, 0.74740073297543086f, 0.74809204459000522f, 0.74877193167001121f, 0.7494412559451894f, 0.75010086988227642f, 0.75075164989005116f, 0.75139443521914839f, 0.75203008099312696f, 0.75265946532566674f, 0.7532834105961016f, 0.75390276208285945f, 0.75451838884410671f, 0.7551311041857901f, 0.75574176474107924f, 0.75635120643246645f, 0.75696013660606487f, 0.75756936901859162f, 0.75817986436807139f, 0.75879242623025811f, 0.75940789891092741f, 0.76002709227883047f, 0.76065085571817748f, 0.76128000375662419f, 0.76191537149895305f, 0.76255780085924041f, 0.76320812763163837f, 0.76386719002130909f, 0.76453578734180083f, 0.76521446718174913f, 0.76590445660835849f, 0.76660663780645333f, 0.76732191489596169f, 0.76805119403344102f, 0.76879541714230948f, 0.76955552292313134f, 0.7703325054879735f, 0.77112734439057717f, 0.77194079697835083f, 0.77277386473440868f, 0.7736279426902245f, 0.7745041337932782f, 0.77540359142309845f, 0.77632748534275298f, 0.77727702680911992f, 0.77825345121025524f, 0.77925781820476592f, 0.78029141405636515f, 0.78135588237640097f, 0.78245259899346642f, 0.78358295593535587f, 0.78474835732694714f, 0.78595022706750484f, 0.78718994624696581f, 0.78846901316334561f, 0.78978892762640429f, 0.79115100459573173f, 0.79255653201306053f, 0.79400674021499107f, 0.79550271129031047f, 0.7970456043491897f, 0.79863674654537764f, 0.80027628545809526f, 0.8019646617300199f, 0.80370206267176914f, 0.80548841690679074f, 0.80732335380063447f, 0.80920618848056969f, 0.81113591855117928f, 0.81311116559949914f, 0.81513073920879264f, 0.81719217466726379f, 0.81929263384230377f, 0.82142922780433014f, 0.82359867586156521f, 0.82579737851082424f, 0.82802138994719998f, 0.830266486168872f, 0.83252816638059668f, 0.83480172950579679f, 0.8370834463093898f, 0.83936747464036732f, 0.8416486380471222f, 0.84392184786827984f, 0.84618210029578533f, 0.84842449296974021f, 0.85064441601050367f, 0.85283759062147024f, 0.85500206287010105f, 0.85713191328514948f, 0.85922399451306786f, 0.86127563500427884f, 0.86328528001070159f, 0.865250882410458f, 0.86716973322690072f, 0.86904036783694438f, 0.87086081657350445f, 0.8726282980930582f, 0.87434038553446281f, 0.87599242923439569f, 0.87757925784892632f, 0.87909766977173343f, 0.88053883390003362f, 0.88189704355001619f, 0.88316926967613829f, 0.88434120381311432f, 0.8854143767924102f, 0.88638056925514819f, 0.88723222096949894f, 0.8879736506427196f, 0.88572538990087124f, 0.88336206121170946f, 0.88088414794024839f, 0.87828235285372469f, 0.87556785228242973f, 0.87274147101441557f, 0.86979617048190971f, 0.86673765046233331f, 0.86356595168669881f, 0.86027399927156634f, 0.85685572291039636f, 0.85330645352458923f, 0.84961373549150254f, 0.84575537519027078f, 0.84171925358069011f, 0.83748851001197089f, 0.8330486712880828f, 0.82838497261149613f, 0.82350476683173168f, 0.81841638963128993f, 0.81313419626911398f, 0.80766972324164554f, 0.80204612696863953f, 0.796282666437655f, 0.79039529663736285f, 0.78439788751383921f, 0.77829571667247499f, 0.77210610037674143f, 0.76583801477914104f, 0.7594994148789691f, 0.7530974636118285f, 0.74663719293664366f, 0.74012275762807056f, 0.73356368240541492f, 0.72696536998972039f, 0.72033299387284622f, 0.71367147811129228f, 0.70698561390212977f, 0.70027999028864962f, 0.69355697649863846f, 0.68682235874648545f, 0.68008125203631464f, 0.67333772009301907f, 0.66659570204682972f, 0.65985900156216504f, 0.65313137915422603f, 0.6464164243818421f, 0.63971766697672761f, 0.63303857040067113f, 0.62638245478933297f, 0.61975260637257923f, 0.61315221209322646f, 0.6065843782630862f, 0.60005214820435104f, 0.59355848909050757f, 0.58710626908082753f, 0.58069834805576737f, 0.57433746373459582f, 0.56802629178649788f, 0.56176745110546977f, 0.55556350867083815f, 0.54941691584603647f, 0.5433300863249918f, 0.53730535185141037f, 0.53134495942561433f, 0.52545108144834785f, 0.5196258425240281f, 0.51387124091909786f, 0.50818921213102985f, 0.50258161291269432f, 0.49705020621532009f, 0.49159667021646397f, 0.48622257801969754f, 0.48092913815357724f, 0.47571791879076081f, 0.47059039582133383f, 0.46554778281918402f, 0.46059116206904965f, 0.45572154742892063f, 0.45093985823706345f, 0.44624687186865436f, 0.44164332426364639f, 0.43712979856444761f, 0.432706647838971f, 0.42837450371258479f, 0.42413367909988375f, 0.41998440356963762f, 0.41592679539764366f, 0.41196089987122869f, 0.40808667584648967f, 0.40430398069682483f, 0.40061257089416885f, 0.39701221751773474f, 0.39350254000115381f, 0.39008308392311997f, 0.38675335037837993f, 0.38351275723852291f, 0.380360657784311f, 0.37729635531096678f, 0.37431909037543515f, 0.3714280448394211f, 0.36862236642234769f, 0.36590112443835765f, 0.36326337558360278f, 0.36070813602540136f, 0.35823439142300639f, 0.35584108091122535f, 0.35352709245374592f, 0.35129130890802607f, 0.34913260148542435f, 0.34704978520758401f, 0.34504169470809071f, 0.34310715173410822f, 0.3412449533046818f, 0.33945384341064017f, 0.3377325942005665f, 0.33607995965691828f, 0.33449469983585844f, 0.33297555200245399f, 0.33152138620958932f, 0.3301308728723546f, 0.3288027427038317f, 0.32753574162788762f, 0.32632861885644465f, 0.32518014084085567f, 0.32408913679491225f, 0.32305449047765694f, 0.32207478855218091f, 0.32114884306985791f, 0.3202754315314667f, 0.31945332332898302f, 0.31868137622277692f, 0.31795870784057567f, 0.31728380489244951f, 0.31665545668946665f, 0.3160724937230589f, 0.31553372323982209f, 0.31503813956872212f, 0.31458483752056837f, 0.31417223403606975f, 0.31379912926498488f, 0.3134643447952643f, 0.3131666792687211f, 0.31290560605819168f, 0.31267941819570189f, 0.31248673753935263f, 0.31232631707560987f, 0.31219689612063978f, 0.31209793953300591f, 0.31202765974624452f, 0.31198447195645718f, 0.31196698314912269f, 0.31197383273627388f, 0.31200463838728931f, 0.31205680685765741f, 0.31212881396435238f, 0.31221903291870201f, 0.31232652641170694f, 0.31244934410414688f, 0.31258523031121233f, 0.31273234839304942f, 0.31288922211590126f, 0.31305401163732732f, 0.31322399394183942f, 0.31339704333572083f, 0.31357126868520002f, 0.31374440956796529f, 0.3139136046337036f, 0.31407639883970623f, 0.31423043195101424f, 0.31437291554615371f, 0.31450102990914708f, 0.31461204226295625f, 0.31470295028655965f, 0.31477085207396532f, 0.31481299789187128f, 0.31482653406646727f, 0.31480767954534428f, 0.31475407592280041f, 0.3146630922831542f, 0.31453200120082569f, 0.31435662153833671f, 0.314135190862664f, 0.31386561956734976f, 0.31354553695453014f, 0.31317188565991266f, 0.31274172735821959f, 0.31225470169927194f, 0.31170911458932665f, 0.31110343446582983f, 0.31043636979038808f, 0.30970441249844921f, 0.30890905921943196f, 0.30804973095465449f, 0.30712600062348083f, 0.30613767928289148f, 0.30508479060294547f, 0.3039675809469457f, 0.30278652039631843f, 0.30154226437468967f, 0.30023519507728602f, 0.29886674369733968f, 0.29743856476285779f, 0.29595212005509081f, 0.29440901248173756f, 0.29281107506269488f, 0.29116024157313919f, 0.28945865397633169f, 0.2877077458811747f, 0.28591050458531014f, 0.2840695897279818f, 0.28218770540182386f, 0.28026769921081435f, 0.27831254595259397f, 0.27632534356790039f, 0.27430929404579435f, 0.27226772884656186f, 0.27020322893039511f, 0.26811904076941961f, 0.2660200572779356f, 0.26391006692119662f, 0.26179294097819672f, 0.25967245030364566f, 0.25755101595750435f, 0.25543478673717029f, 0.25332800295084507f, 0.25123493995942769f, 0.24915847093232929f, 0.24710443563450618f, 0.24507758869355967f, 0.24308218808684579f, 0.24112190491594204f, 0.23920260612763083f, 0.2373288009471749f, 0.23550427698321885f, 0.23373434258507808f, 0.23202360805926608f, 0.23037617493752832f, 0.22879681433956656f, 0.22728984778098055f, 0.22585960379408354f, 0.22451023616807558f, 0.22324568672294431f, 0.22207043213024291f, 0.22098759107715404f, 0.22000133917653536f, 0.21911516689288835f, 0.21833167885096033f, 0.21762721310371608f, 0.21690975060032436f, 0.21617499187076789f, 0.21542362939081539f, 0.2146562337112265f, 0.21387448578597812f, 0.21307651648984993f };
673 Mat X = linspace(0, 1, 510);
674 this->_lut = ColorMap::linear_colormap(X,
675 Mat(510, 1, CV_32FC1, (void*)r).clone(), // red
676 Mat(510, 1, CV_32FC1, (void*)g).clone(), // green
677 Mat(510, 1, CV_32FC1, (void*)b).clone(), // blue
678 n); // number of sample points
679 }
680 };
681
682 // Equals the colormap "Turbo" proposed by Google.
683 // https://ai.googleblog.com/2019/08/turbo-improved-rainbow-colormap-for.html
684 // https://gist.github.com/mikhailov-work/6a308c20e494d9e0ccc29036b28faa7a
685 class Turbo : public ColorMap {
686 public:
Turbo()687 Turbo() : ColorMap() {
688 init(256);
689 }
Turbo(int n)690 Turbo(int n) : ColorMap() {
691 init(n);
692 }
693
init(int n)694 void init(int n) {
695 // define the basemap
696 static const float r[] = { 0.18995f,0.19483f,0.19956f,0.20415f,0.20860f,0.21291f,0.21708f,0.22111f,0.22500f,0.22875f,0.23236f,0.23582f,0.23915f,0.24234f,0.24539f,0.24830f,0.25107f,0.25369f,0.25618f,0.25853f,0.26074f,0.26280f,0.26473f,0.26652f,0.26816f,0.26967f,0.27103f,0.27226f,0.27334f,0.27429f,0.27509f,0.27576f,0.27628f,0.27667f,0.27691f,0.27701f,0.27698f,0.27680f,0.27648f,0.27603f,0.27543f,0.27469f,0.27381f,0.27273f,0.27106f,0.26878f,0.26592f,0.26252f,0.25862f,0.25425f,0.24946f,0.24427f,0.23874f,0.23288f,0.22676f,0.22039f,0.21382f,0.20708f,0.20021f,0.19326f,0.18625f,0.17923f,0.17223f,0.16529f,0.15844f,0.15173f,0.14519f,0.13886f,0.13278f,0.12698f,0.12151f,0.11639f,0.11167f,0.10738f,0.10357f,0.10026f,0.09750f,0.09532f,0.09377f,0.09287f,0.09267f,0.09320f,0.09451f,0.09662f,0.09958f,0.10342f,0.10815f,0.11374f,0.12014f,0.12733f,0.13526f,0.14391f,0.15323f,0.16319f,0.17377f,0.18491f,0.19659f,0.20877f,0.22142f,0.23449f,0.24797f,0.26180f,0.27597f,0.29042f,0.30513f,0.32006f,0.33517f,0.35043f,0.36581f,0.38127f,0.39678f,0.41229f,0.42778f,0.44321f,0.45854f,0.47375f,0.48879f,0.50362f,0.51822f,0.53255f,0.54658f,0.56026f,0.57357f,0.58646f,0.59891f,0.61088f,0.62233f,0.63323f,0.64362f,0.65394f,0.66428f,0.67462f,0.68494f,0.69525f,0.70553f,0.71577f,0.72596f,0.73610f,0.74617f,0.75617f,0.76608f,0.77591f,0.78563f,0.79524f,0.80473f,0.81410f,0.82333f,0.83241f,0.84133f,0.85010f,0.85868f,0.86709f,0.87530f,0.88331f,0.89112f,0.89870f,0.90605f,0.91317f,0.92004f,0.92666f,0.93301f,0.93909f,0.94489f,0.95039f,0.95560f,0.96049f,0.96507f,0.96931f,0.97323f,0.97679f,0.98000f,0.98289f,0.98549f,0.98781f,0.98986f,0.99163f,0.99314f,0.99438f,0.99535f,0.99607f,0.99654f,0.99675f,0.99672f,0.99644f,0.99593f,0.99517f,0.99419f,0.99297f,0.99153f,0.98987f,0.98799f,0.98590f,0.98360f,0.98108f,0.97837f,0.97545f,0.97234f,0.96904f,0.96555f,0.96187f,0.95801f,0.95398f,0.94977f,0.94538f,0.94084f,0.93612f,0.93125f,0.92623f,0.92105f,0.91572f,0.91024f,0.90463f,0.89888f,0.89298f,0.88691f,0.88066f,0.87422f,0.86760f,0.86079f,0.85380f,0.84662f,0.83926f,0.83172f,0.82399f,0.81608f,0.80799f,0.79971f,0.79125f,0.78260f,0.77377f,0.76476f,0.75556f,0.74617f,0.73661f,0.72686f,0.71692f,0.70680f,0.69650f,0.68602f,0.67535f,0.66449f,0.65345f,0.64223f,0.63082f,0.61923f,0.60746f,0.59550f,0.58336f,0.57103f,0.55852f,0.54583f,0.53295f,0.51989f,0.50664f,0.49321f,0.47960f };
697 static const float g[] = { 0.07176f,0.08339f,0.09498f,0.10652f,0.11802f,0.12947f,0.14087f,0.15223f,0.16354f,0.17481f,0.18603f,0.19720f,0.20833f,0.21941f,0.23044f,0.24143f,0.25237f,0.26327f,0.27412f,0.28492f,0.29568f,0.30639f,0.31706f,0.32768f,0.33825f,0.34878f,0.35926f,0.36970f,0.38008f,0.39043f,0.40072f,0.41097f,0.42118f,0.43134f,0.44145f,0.45152f,0.46153f,0.47151f,0.48144f,0.49132f,0.50115f,0.51094f,0.52069f,0.53040f,0.54015f,0.54995f,0.55979f,0.56967f,0.57958f,0.58950f,0.59943f,0.60937f,0.61931f,0.62923f,0.63913f,0.64901f,0.65886f,0.66866f,0.67842f,0.68812f,0.69775f,0.70732f,0.71680f,0.72620f,0.73551f,0.74472f,0.75381f,0.76279f,0.77165f,0.78037f,0.78896f,0.79740f,0.80569f,0.81381f,0.82177f,0.82955f,0.83714f,0.84455f,0.85175f,0.85875f,0.86554f,0.87211f,0.87844f,0.88454f,0.89040f,0.89600f,0.90142f,0.90673f,0.91193f,0.91701f,0.92197f,0.92680f,0.93151f,0.93609f,0.94053f,0.94484f,0.94901f,0.95304f,0.95692f,0.96065f,0.96423f,0.96765f,0.97092f,0.97403f,0.97697f,0.97974f,0.98234f,0.98477f,0.98702f,0.98909f,0.99098f,0.99268f,0.99419f,0.99551f,0.99663f,0.99755f,0.99828f,0.99879f,0.99910f,0.99919f,0.99907f,0.99873f,0.99817f,0.99739f,0.99638f,0.99514f,0.99366f,0.99195f,0.98999f,0.98775f,0.98524f,0.98246f,0.97941f,0.97610f,0.97255f,0.96875f,0.96470f,0.96043f,0.95593f,0.95121f,0.94627f,0.94113f,0.93579f,0.93025f,0.92452f,0.91861f,0.91253f,0.90627f,0.89986f,0.89328f,0.88655f,0.87968f,0.87267f,0.86553f,0.85826f,0.85087f,0.84337f,0.83576f,0.82806f,0.82025f,0.81236f,0.80439f,0.79634f,0.78823f,0.78005f,0.77181f,0.76352f,0.75519f,0.74682f,0.73842f,0.73000f,0.72140f,0.71250f,0.70330f,0.69382f,0.68408f,0.67408f,0.66386f,0.65341f,0.64277f,0.63193f,0.62093f,0.60977f,0.59846f,0.58703f,0.57549f,0.56386f,0.55214f,0.54036f,0.52854f,0.51667f,0.50479f,0.49291f,0.48104f,0.46920f,0.45740f,0.44565f,0.43399f,0.42241f,0.41093f,0.39958f,0.38836f,0.37729f,0.36638f,0.35566f,0.34513f,0.33482f,0.32473f,0.31489f,0.30530f,0.29599f,0.28696f,0.27824f,0.26981f,0.26152f,0.25334f,0.24526f,0.23730f,0.22945f,0.22170f,0.21407f,0.20654f,0.19912f,0.19182f,0.18462f,0.17753f,0.17055f,0.16368f,0.15693f,0.15028f,0.14374f,0.13731f,0.13098f,0.12477f,0.11867f,0.11268f,0.10680f,0.10102f,0.09536f,0.08980f,0.08436f,0.07902f,0.07380f,0.06868f,0.06367f,0.05878f,0.05399f,0.04931f,0.04474f,0.04028f,0.03593f,0.03169f,0.02756f,0.02354f,0.01963f,0.01583f };
698 static const float b[] = { 0.23217f,0.26149f,0.29024f,0.31844f,0.34607f,0.37314f,0.39964f,0.42558f,0.45096f,0.47578f,0.50004f,0.52373f,0.54686f,0.56942f,0.59142f,0.61286f,0.63374f,0.65406f,0.67381f,0.69300f,0.71162f,0.72968f,0.74718f,0.76412f,0.78050f,0.79631f,0.81156f,0.82624f,0.84037f,0.85393f,0.86692f,0.87936f,0.89123f,0.90254f,0.91328f,0.92347f,0.93309f,0.94214f,0.95064f,0.95857f,0.96594f,0.97275f,0.97899f,0.98461f,0.98930f,0.99303f,0.99583f,0.99773f,0.99876f,0.99896f,0.99835f,0.99697f,0.99485f,0.99202f,0.98851f,0.98436f,0.97959f,0.97423f,0.96833f,0.96190f,0.95498f,0.94761f,0.93981f,0.93161f,0.92305f,0.91416f,0.90496f,0.89550f,0.88580f,0.87590f,0.86581f,0.85559f,0.84525f,0.83484f,0.82437f,0.81389f,0.80342f,0.79299f,0.78264f,0.77240f,0.76230f,0.75237f,0.74265f,0.73316f,0.72393f,0.71500f,0.70599f,0.69651f,0.68660f,0.67627f,0.66556f,0.65448f,0.64308f,0.63137f,0.61938f,0.60713f,0.59466f,0.58199f,0.56914f,0.55614f,0.54303f,0.52981f,0.51653f,0.50321f,0.48987f,0.47654f,0.46325f,0.45002f,0.43688f,0.42386f,0.41098f,0.39826f,0.38575f,0.37345f,0.36140f,0.34963f,0.33816f,0.32701f,0.31622f,0.30581f,0.29581f,0.28623f,0.27712f,0.26849f,0.26038f,0.25280f,0.24579f,0.23937f,0.23356f,0.22835f,0.22370f,0.21960f,0.21602f,0.21294f,0.21032f,0.20815f,0.20640f,0.20504f,0.20406f,0.20343f,0.20311f,0.20310f,0.20336f,0.20386f,0.20459f,0.20552f,0.20663f,0.20788f,0.20926f,0.21074f,0.21230f,0.21391f,0.21555f,0.21719f,0.21880f,0.22038f,0.22188f,0.22328f,0.22456f,0.22570f,0.22667f,0.22744f,0.22800f,0.22831f,0.22836f,0.22811f,0.22754f,0.22663f,0.22536f,0.22369f,0.22161f,0.21918f,0.21650f,0.21358f,0.21043f,0.20706f,0.20348f,0.19971f,0.19577f,0.19165f,0.18738f,0.18297f,0.17842f,0.17376f,0.16899f,0.16412f,0.15918f,0.15417f,0.14910f,0.14398f,0.13883f,0.13367f,0.12849f,0.12332f,0.11817f,0.11305f,0.10797f,0.10294f,0.09798f,0.09310f,0.08831f,0.08362f,0.07905f,0.07461f,0.07031f,0.06616f,0.06218f,0.05837f,0.05475f,0.05134f,0.04814f,0.04516f,0.04243f,0.03993f,0.03753f,0.03521f,0.03297f,0.03082f,0.02875f,0.02677f,0.02487f,0.02305f,0.02131f,0.01966f,0.01809f,0.01660f,0.01520f,0.01387f,0.01264f,0.01148f,0.01041f,0.00942f,0.00851f,0.00769f,0.00695f,0.00629f,0.00571f,0.00522f,0.00481f,0.00449f,0.00424f,0.00408f,0.00401f,0.00401f,0.00410f,0.00427f,0.00453f,0.00486f,0.00529f,0.00579f,0.00638f,0.00705f,0.00780f,0.00863f,0.00955f,0.01055f };
699
700 // breakpoints
701 Mat X = linspace(0,1,256);
702
703 // now build lookup table
704 this->_lut = ColorMap::linear_colormap(X,
705 Mat(256,1, CV_32FC1, (void*)r).clone(), // red
706 Mat(256,1, CV_32FC1, (void*)g).clone(), // green
707 Mat(256,1, CV_32FC1, (void*)b).clone(), // blue
708 n);
709 }
710 };
711
712 // UserColormap .
713 class UserColorMap : public ColorMap {
714 public:
715
UserColorMap(Mat c)716 UserColorMap(Mat c) : ColorMap() {
717 init(c);
718 }
719
init(Mat c)720 void init(Mat c) {
721 this->_lut = c;
722 }
init(int n)723 void init(int n) {
724 CV_Error(Error::StsAssert, format("unused method in UserColormap init(%d).",n));
725 }
726 };
727
operator ()(InputArray _src,OutputArray _dst) const728 void ColorMap::operator()(InputArray _src, OutputArray _dst) const
729 {
730 CV_INSTRUMENT_REGION();
731
732 if(_lut.total() != 256)
733 CV_Error(Error::StsAssert, "cv::LUT only supports tables of size 256.");
734 Mat src = _src.getMat();
735 if(src.type() != CV_8UC1 && src.type() != CV_8UC3)
736 CV_Error(Error::StsBadArg, "cv::ColorMap only supports source images of type CV_8UC1 or CV_8UC3");
737 // Turn into a BGR matrix into its grayscale representation.
738 if(src.type() == CV_8UC3)
739 cvtColor(src.clone(), src, COLOR_BGR2GRAY);
740 cvtColor(src.clone(), src, COLOR_GRAY2BGR);
741 // Apply the ColorMap.
742 LUT(src, _lut, _dst);
743 }
744
linear_colormap(InputArray X,InputArray r,InputArray g,InputArray b,InputArray xi)745 Mat ColorMap::linear_colormap(InputArray X,
746 InputArray r, InputArray g, InputArray b,
747 InputArray xi) {
748 Mat lut, lut8;
749 Mat planes[] = {
750 interp1(X, b, xi),
751 interp1(X, g, xi),
752 interp1(X, r, xi)};
753 merge(planes, 3, lut);
754 lut.convertTo(lut8, CV_8U, 255.);
755 return lut8;
756 }
757
758 }
759
applyColorMap(InputArray src,OutputArray dst,int colormap)760 void applyColorMap(InputArray src, OutputArray dst, int colormap)
761 {
762 colormap::ColorMap* cm =
763 colormap == COLORMAP_AUTUMN ? (colormap::ColorMap*)(new colormap::Autumn) :
764 colormap == COLORMAP_BONE ? (colormap::ColorMap*)(new colormap::Bone) :
765 colormap == COLORMAP_CIVIDIS ? (colormap::ColorMap*)(new colormap::Cividis) :
766 colormap == COLORMAP_COOL ? (colormap::ColorMap*)(new colormap::Cool) :
767 colormap == COLORMAP_DEEPGREEN ? (colormap::ColorMap*)(new colormap::DeepGreen) :
768 colormap == COLORMAP_HOT ? (colormap::ColorMap*)(new colormap::Hot) :
769 colormap == COLORMAP_HSV ? (colormap::ColorMap*)(new colormap::HSV) :
770 colormap == COLORMAP_INFERNO ? (colormap::ColorMap*)(new colormap::Inferno) :
771 colormap == COLORMAP_JET ? (colormap::ColorMap*)(new colormap::Jet) :
772 colormap == COLORMAP_MAGMA ? (colormap::ColorMap*)(new colormap::Magma) :
773 colormap == COLORMAP_OCEAN ? (colormap::ColorMap*)(new colormap::Ocean) :
774 colormap == COLORMAP_PARULA ? (colormap::ColorMap*)(new colormap::Parula) :
775 colormap == COLORMAP_PINK ? (colormap::ColorMap*)(new colormap::Pink) :
776 colormap == COLORMAP_PLASMA ? (colormap::ColorMap*)(new colormap::Plasma) :
777 colormap == COLORMAP_RAINBOW ? (colormap::ColorMap*)(new colormap::Rainbow) :
778 colormap == COLORMAP_SPRING ? (colormap::ColorMap*)(new colormap::Spring) :
779 colormap == COLORMAP_SUMMER ? (colormap::ColorMap*)(new colormap::Summer) :
780 colormap == COLORMAP_TURBO ? (colormap::ColorMap*)(new colormap::Turbo) :
781 colormap == COLORMAP_TWILIGHT ? (colormap::ColorMap*)(new colormap::Twilight) :
782 colormap == COLORMAP_TWILIGHT_SHIFTED ? (colormap::ColorMap*)(new colormap::TwilightShifted) :
783 colormap == COLORMAP_VIRIDIS ? (colormap::ColorMap*)(new colormap::Viridis) :
784 colormap == COLORMAP_WINTER ? (colormap::ColorMap*)(new colormap::Winter) : 0;
785
786 if( !cm )
787 CV_Error( Error::StsBadArg, "Unknown colormap id; use one of COLORMAP_*");
788
789 (*cm)(src, dst);
790
791 delete cm;
792 }
793
applyColorMap(InputArray src,OutputArray dst,InputArray userColor)794 void applyColorMap(InputArray src, OutputArray dst, InputArray userColor)
795 {
796 if (userColor.size() != Size(1,256))
797 CV_Error(Error::StsAssert, "cv::LUT only supports tables of size 256.");
798 if (userColor.type() != CV_8UC1 && userColor.type() != CV_8UC3)
799 CV_Error(Error::StsAssert, "cv::LUT only supports tables CV_8UC1 or CV_8UC3.");
800 colormap::UserColorMap cm(userColor.getMat());
801
802 cm(src, dst);
803 }
804
805 }
806