| 65 | } |
| 66 | |
| 67 | cv::Vec3f hsv2rgb(const cv::Vec3f& hsv) |
| 68 | { |
| 69 | const float& h = hsv[0], &s = hsv[1], &v = hsv[2]; |
| 70 | cv::Vec3f color; |
| 71 | if(s == 0.0) |
| 72 | color[2] = color[1] = color[0] = v; |
| 73 | else |
| 74 | { |
| 75 | float hue = h; |
| 76 | if(hue == 1.0f) |
| 77 | hue = 0.0; |
| 78 | hue *= 6.0f; |
| 79 | |
| 80 | int i = static_cast<int>(hue); |
| 81 | float f = hue - i; |
| 82 | float w = v * (1.0f - s); |
| 83 | float q = v * (1.0f - (s * f)); |
| 84 | float t = v * (1.0f - (s * (1.0f - f))); |
| 85 | |
| 86 | switch(i) |
| 87 | { |
| 88 | case 0: |
| 89 | color[0] = v; |
| 90 | color[1] = t; |
| 91 | color[2] = w; |
| 92 | break; |
| 93 | case 1: |
| 94 | color[0] = q; |
| 95 | color[1] = v; |
| 96 | color[2] = w; |
| 97 | break; |
| 98 | case 2: |
| 99 | color[0] = w; |
| 100 | color[1] = v; |
| 101 | color[2] = t; |
| 102 | break; |
| 103 | case 3: |
| 104 | color[0] = w; |
| 105 | color[1] = q; |
| 106 | color[2] = v; |
| 107 | break; |
| 108 | case 4: |
| 109 | color[0] = t; |
| 110 | color[1] = w; |
| 111 | color[2] = v; |
| 112 | break; |
| 113 | case 5: |
| 114 | color[0] = v; |
| 115 | color[1] = w; |
| 116 | color[2] = q; |
| 117 | break; |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | return color; |
| 122 | } |
| 123 | |
| 124 | cv::Vec3f rgb2hsl(const cv::Vec3f& rgb) |
nothing calls this directly
no outgoing calls
no test coverage detected