Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

Appearance settings

Commit 103c3ab

Browse filesBrowse files
authored
Merge pull request #20410 from QuLogic/pgf-clip
PGF: Clip lines/markers to maximum LaTeX dimensions.
2 parents 4a0c57b + 447e578 commit 103c3ab
Copy full SHA for 103c3ab

File tree

Expand file treeCollapse file tree

2 files changed

+21
-7
lines changed
Filter options
Expand file treeCollapse file tree

2 files changed

+21
-7
lines changed

‎lib/matplotlib/backends/backend_pgf.py

Copy file name to clipboardExpand all lines: lib/matplotlib/backends/backend_pgf.py
+9-3Lines changed: 9 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -426,8 +426,12 @@ def draw_markers(self, gc, marker_path, marker_trans, path, trans,
426426
fill=rgbFace is not None)
427427
writeln(self.fh, r"}")
428428

429+
maxcoord = 16383 / 72.27 * self.dpi # Max dimensions in LaTeX.
430+
clip = (-maxcoord, -maxcoord, maxcoord, maxcoord)
431+
429432
# draw marker for each vertex
430-
for point, code in path.iter_segments(trans, simplify=False):
433+
for point, code in path.iter_segments(trans, simplify=False,
434+
clip=clip):
431435
x, y = point[0] * f, point[1] * f
432436
writeln(self.fh, r"\begin{pgfscope}")
433437
writeln(self.fh, r"\pgfsys@transformshift{%fin}{%fin}" % (x, y))
@@ -564,11 +568,13 @@ def _print_pgf_path(self, gc, path, transform, rgbFace=None):
564568
f = 1. / self.dpi
565569
# check for clip box / ignore clip for filled paths
566570
bbox = gc.get_clip_rectangle() if gc else None
571+
maxcoord = 16383 / 72.27 * self.dpi # Max dimensions in LaTeX.
567572
if bbox and (rgbFace is None):
568573
p1, p2 = bbox.get_points()
569-
clip = (p1[0], p1[1], p2[0], p2[1])
574+
clip = (max(p1[0], -maxcoord), max(p1[1], -maxcoord),
575+
min(p2[0], maxcoord), min(p2[1], maxcoord))
570576
else:
571-
clip = None
577+
clip = (-maxcoord, -maxcoord, maxcoord, maxcoord)
572578
# build path
573579
for points, code in path.iter_segments(transform, clip=clip):
574580
if code == Path.MOVETO:

‎lib/matplotlib/tests/test_backend_pgf.py

Copy file name to clipboardExpand all lines: lib/matplotlib/tests/test_backend_pgf.py
+12-4Lines changed: 12 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -150,11 +150,19 @@ def test_rcupdate():
150150
@pytest.mark.style('default')
151151
@pytest.mark.backend('pgf')
152152
def test_pathclip():
153+
np.random.seed(19680801)
153154
mpl.rcParams.update({'font.family': 'serif', 'pgf.rcfonts': False})
154-
plt.plot([0., 1e100], [0., 1e100])
155-
plt.xlim(0, 1)
156-
plt.ylim(0, 1)
157-
plt.savefig(BytesIO(), format="pdf") # No image comparison.
155+
fig, axs = plt.subplots(1, 2)
156+
157+
axs[0].plot([0., 1e100], [0., 1e100])
158+
axs[0].set_xlim(0, 1)
159+
axs[0].set_ylim(0, 1)
160+
161+
axs[1].scatter([0, 1], [1, 1])
162+
axs[1].hist(np.random.normal(size=1000), bins=20, range=[-10, 10])
163+
axs[1].set_xscale('log')
164+
165+
fig.savefig(BytesIO(), format="pdf") # No image comparison.
158166

159167

160168
# test mixed mode rendering

0 commit comments

Comments
0 (0)
Morty Proxy This is a proxified and sanitized view of the page, visit original site.