diff options
| author | Simon Edwards <s.edwards@ultimaker.com> | 2016-05-26 15:39:22 +0300 |
|---|---|---|
| committer | Simon Edwards <s.edwards@ultimaker.com> | 2016-05-26 15:39:22 +0300 |
| commit | 5f638f6e69b85d64d1904bac8c4c25417294e209 (patch) | |
| tree | ca69b73234cf6b0db593bb79fda782b515a5941d /cura/ConvexHullNode.py | |
| parent | 7e3dd3d443dfbda122bd14f0c2b73ba6f6831e13 (diff) | |
Better handling of degenerate convex hull cases.
Contributes to CURA-1504
Diffstat (limited to 'cura/ConvexHullNode.py')
| -rw-r--r-- | cura/ConvexHullNode.py | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/cura/ConvexHullNode.py b/cura/ConvexHullNode.py index 3d00edd288..2d88604b6e 100644 --- a/cura/ConvexHullNode.py +++ b/cura/ConvexHullNode.py @@ -39,9 +39,10 @@ class ConvexHullNode(SceneNode): self._convex_hull_head_mesh = None self._hull = hull - hull_mesh = self.createHullMesh(self._hull.getPoints()) - if hull_mesh: - self.setMeshData(hull_mesh) + if self._hull: + hull_mesh = self.createHullMesh(self._hull.getPoints()) + if hull_mesh: + self.setMeshData(hull_mesh) convex_hull_head = self._node.callDecoration("getConvexHullHead") if convex_hull_head: self._convex_hull_head_mesh = self.createHullMesh(convex_hull_head.getPoints()) @@ -76,9 +77,10 @@ class ConvexHullNode(SceneNode): self._shader.setUniformValue("u_color", self._color) if self.getParent(): - renderer.queueNode(self, transparent = True, shader = self._shader, backface_cull = True, sort = -8) - if self._convex_hull_head_mesh: - renderer.queueNode(self, shader = self._shader, transparent = True, mesh = self._convex_hull_head_mesh, backface_cull = True, sort = -8) + if self.getMeshData(): + renderer.queueNode(self, transparent = True, shader = self._shader, backface_cull = True, sort = -8) + if self._convex_hull_head_mesh: + renderer.queueNode(self, shader = self._shader, transparent = True, mesh = self._convex_hull_head_mesh, backface_cull = True, sort = -8) return True |