diff --git a/lib/matplotlib/tests/test_triangulation.py b/lib/matplotlib/tests/test_triangulation.py
index 5243b25964da..ee2b28c47473 100644
--- a/lib/matplotlib/tests/test_triangulation.py
+++ b/lib/matplotlib/tests/test_triangulation.py
@@ -266,6 +266,16 @@ def test_tripcolor_color():
ax.tripcolor(x, y, facecolors=[1, 2]) # faces
+def test_tripcolor_clim():
+ np.random.seed(19680801)
+ a, b, c = np.random.rand(10), np.random.rand(10), np.random.rand(10)
+
+ ax = plt.figure().add_subplot()
+ clim = (0.25, 0.75)
+ norm = ax.tripcolor(a, b, c, clim=clim).norm
+ assert((norm.vmin, norm.vmax) == clim)
+
+
def test_tripcolor_warnings():
x = [-1, 0, 1, 0]
y = [0, -1, 0, 1]
diff --git a/lib/matplotlib/tri/tripcolor.py b/lib/matplotlib/tri/tripcolor.py
index b4bd2fc4a761..6c3edc77600a 100644
--- a/lib/matplotlib/tri/tripcolor.py
+++ b/lib/matplotlib/tri/tripcolor.py
@@ -115,13 +115,14 @@ def tripcolor(ax, *args, alpha=1.0, norm=None, cmap=None, vmin=None,
if 'antialiaseds' not in kwargs and ec.lower() == "none":
kwargs['antialiaseds'] = False
+ _api.check_isinstance((Normalize, None), norm=norm)
if shading == 'gouraud':
if facecolors is not None:
raise ValueError(
"shading='gouraud' can only be used when the colors "
"are specified at the points, not at the faces.")
- collection = TriMesh(tri, **kwargs)
- colors = point_colors
+ collection = TriMesh(tri, alpha=alpha, array=point_colors,
+ cmap=cmap, norm=norm, **kwargs)
else:
# Vertices of triangles.
maskedTris = tri.get_masked_triangles()
@@ -136,14 +137,9 @@ def tripcolor(ax, *args, alpha=1.0, norm=None, cmap=None, vmin=None,
colors = facecolors[~tri.mask]
else:
colors = facecolors
+ collection = PolyCollection(verts, alpha=alpha, array=colors,
+ cmap=cmap, norm=norm, **kwargs)
- collection = PolyCollection(verts, **kwargs)
-
- collection.set_alpha(alpha)
- collection.set_array(colors)
- _api.check_isinstance((Normalize, None), norm=norm)
- collection.set_cmap(cmap)
- collection.set_norm(norm)
collection._scale_norm(norm, vmin, vmax)
ax.grid(False)
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