| 1 | #include <matplot/matplot.h> |
| 2 | |
| 3 | int main() { |
| 4 | using namespace matplot; |
| 5 | |
| 6 | auto r = iota(0, .1, .9); |
| 7 | auto g = transform(r, [](double r) { return pow(r, 1.8); }); |
| 8 | auto b = transform(r, [](double r) { return pow(r, 2.1); }); |
| 9 | vector_2d mymap_channels{r, g, b}; |
| 10 | auto mymap = transpose(mymap_channels); |
| 11 | |
| 12 | rgbplot(mymap); |
| 13 | hold(on); |
| 14 | colormap(mymap); |
| 15 | colorbar().tick_values({}); |
| 16 | |
| 17 | show(); |
| 18 | return 0; |
| 19 | } |