Replace deprecated Pyplot "renderer.M" object (#36)

* Replace deprecated Pyplot "renderer.M" object * Change HISTORY.rst --------- Co-authored-by: Romain Garby <romain.garby@cavotec.com>
phausamann · Aug 6, 2023 · f645255 · f645255
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diff --git a/HISTORY.rst b/HISTORY.rst
@@ -2,6 +2,14 @@
 History
 =======
 
+0.9.2 (TBD)
+--------------------------
+
+Bug fixes & improvements
+~~~~~~~~~~~~~~~~~~~~~~~~
+
+* Fixed an error related to a deprecated matplotlib.pyplot reference, see `Issue #35 <https://github.com/phausamann/rigid-body-motion/issues/35>`.
+
 0.9.1 (January 13th, 2022)
 --------------------------
 

diff --git a/rigid_body_motion/plotting.py b/rigid_body_motion/plotting.py
@@ -18,7 +18,7 @@ def __init__(self, xs, ys, zs, *args, **kwargs):
     def draw(self, renderer):
         """ Draw to the given renderer. """
         xs3d, ys3d, zs3d = self._verts3d
-        xs, ys, _ = proj3d.proj_transform(xs3d, ys3d, zs3d, renderer.M)
+        xs, ys, _ = proj3d.proj_transform(xs3d, ys3d, zs3d, self.axes.M)
         self.set_positions((xs[0], ys[0]), (xs[1], ys[1]))
         FancyArrowPatch.draw(self, renderer)