Colormaps demo

Author: lukelbd

docs/colormaps.ipynb

@@ -195,7 +195,7 @@
     "data = state.rand(50, 50).cumsum(axis=1)\n",
     "# Diverging colormap example\n",
     "title1 = 'Custom diverging map'\n",
-    "cmap1 = plot.Colormap('Blue2_r', 'RedPurple1', name='Diverging', save=True)\n",
+    "cmap1 = plot.Colormap('Blue5_r', 'RedPurple1', name='Diverging', save=True)\n",
     "# SciVisColor examples\n",
     "title2 = 'Custom complex map'\n",
     "cmap2 = plot.Colormap('Green1_r', 'Orange5', 'Blue1_r',\n",
@@ -205,7 +205,8 @@
     "                      'Blue6', ratios=(1, 3, 5, 10), name='SciVisColor', save=True)\n",
     "# Plot examples\n",
     "for ax, cmap, title in zip(axs, (cmap1, cmap2, cmap3), (title1, title2, title3)):\n",
-    "    m = ax.contourf(data, cmap=cmap, levels=256)\n",
+    "    func = (ax.pcolormesh if cmap is cmap1 else ax.contourf)\n",
+    "    m = func(data, cmap=cmap, levels=256)\n",
     "    ax.colorbar(m, loc='b', locator='null', label=cmap.name)\n",
     "    ax.format(title=title)\n",
     "axs.format(xlabel='xlabel', ylabel='ylabel',\n",