(t *testing.T)
| 42 | } |
| 43 | |
| 44 | func TestHeatMapWithContour(t *testing.T) { |
| 45 | if !*visualDebug { |
| 46 | return |
| 47 | } |
| 48 | m := unitGrid{mat.NewDense(3, 4, []float64{ |
| 49 | 2, 1, 4, 3, |
| 50 | 6, 7, 2, 5, |
| 51 | 9, 10, 11, 12, |
| 52 | })} |
| 53 | h := NewHeatMap(m, palette.Heat(12, 1)) |
| 54 | |
| 55 | levels := []float64{1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5} |
| 56 | c := NewContour(m, levels, palette.Rainbow(10, palette.Blue, palette.Red, 1, 1, 1)) |
| 57 | c.LineStyles[0].Width *= 5 |
| 58 | |
| 59 | plt := plot.New() |
| 60 | plt.Add(h) |
| 61 | plt.Add(c) |
| 62 | plt.Add(NewGlyphBoxes()) |
| 63 | |
| 64 | plt.X.Padding = 0 |
| 65 | plt.Y.Padding = 0 |
| 66 | plt.X.Max = 3.5 |
| 67 | plt.Y.Max = 2.5 |
| 68 | |
| 69 | err := plt.Save(7*vg.Centimeter, 7*vg.Centimeter, "heat.svg") |
| 70 | if err != nil { |
| 71 | t.Fatalf("could not save plot: %+v", err) |
| 72 | } |
| 73 | } |
| 74 | |
| 75 | func TestComplexContours(t *testing.T) { |
| 76 | rnd := rand.New(rand.NewPCG(1, 1)) |
nothing calls this directly
no test coverage detected