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Fixing Issue #21879 Changed int to round in backend_agg.py #27465

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Fixing Issue #21879 Changed int to round in backend_agg.py #27465

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117877f
changed int to round
Dec 7, 2023
0291e02
removed development environment
Dec 8, 2023
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14 changes: 7 additions & 7 deletions lib/matplotlib/backends/backend_agg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -67,7 +67,7 @@ def __init__(self, width, height, dpi):
self.dpi = dpi
self.width = width
self.height = height
self._renderer = _RendererAgg(int(width), int(height), dpi)
self._renderer = _RendererAgg(round(width), round(height), dpi)
self._filter_renderers = []

self._update_methods()
Expand Down Expand Up @@ -99,7 +99,7 @@ def draw_path(self, gc, path, transform, rgbFace=None):
if (npts > nmax > 100 and path.should_simplify and
rgbFace is None and gc.get_hatch() is None):
nch = np.ceil(npts / nmax)
chsize = int(np.ceil(npts / nch))
chsize = round(np.ceil(npts / nch))
i0 = np.arange(0, npts, chsize)
i1 = np.zeros_like(i0)
i1[:-1] = i0[1:] - 1
Expand Down Expand Up @@ -314,8 +314,8 @@ def restore_region(self, region, bbox=None, xy=None):

# The incoming data is float, but the _renderer type-checking wants
# to see integers.
self._renderer.restore_region(region, int(x1), int(y1),
int(x2), int(y2), int(ox), int(oy))
self._renderer.restore_region(region, round(x1), round(y1),
round(x2), round(y2), round(ox), round(oy))

else:
self._renderer.restore_region(region)
Expand All @@ -325,7 +325,7 @@ def start_filter(self):
Start filtering. It simply creates a new canvas (the old one is saved).
"""
self._filter_renderers.append(self._renderer)
self._renderer = _RendererAgg(int(self.width), int(self.height),
self._renderer = _RendererAgg(round(self.width), round(self.height),
self.dpi)
self._update_methods()

Expand Down Expand Up @@ -360,7 +360,7 @@ def post_processing(image, dpi):
if img.dtype.kind == 'f':
img = np.asarray(img * 255., np.uint8)
self._renderer.draw_image(
gc, slice_x.start + ox, int(self.height) - slice_y.stop + oy,
gc, slice_x.start + ox, round(self.height) - slice_y.stop + oy,
img[::-1])


Expand Down Expand Up @@ -499,7 +499,7 @@ def print_to_buffer(self):
FigureCanvasAgg.draw(self)
renderer = self.get_renderer()
return (bytes(renderer.buffer_rgba()),
(int(renderer.width), int(renderer.height)))
(round(renderer.width), round(renderer.height)))

# Note that these methods should typically be called via savefig() and
# print_figure(), and the latter ensures that `self.figure.dpi` already
Expand Down