diff options
| -rw-r--r-- | cura/ConvexHullJob.py | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/cura/ConvexHullJob.py b/cura/ConvexHullJob.py index 98f2deee30..2a943253fb 100644 --- a/cura/ConvexHullJob.py +++ b/cura/ConvexHullJob.py @@ -40,6 +40,14 @@ class ConvexHullJob(Job): vertex_data = mesh.getTransformed(self._node.getWorldTransformation()).getVertices() # Don't use data below 0. TODO; We need a better check for this as this gives poor results for meshes with long edges. vertex_data = vertex_data[vertex_data[:,1] >= 0] + + # Round the vertex data to 1/10th of a mm, then remove all duplicate vertices + # This is done to greatly speed up further convex hull calculations as the convex hull + # becomes much less complex when dealing with highly detailed models. + vertex_data = numpy.round(vertex_data, 1) + duplicates = (vertex_data[:,0] == vertex_data[:,1]) | (vertex_data[:,1] == vertex_data[:,2]) | (vertex_data[:,0] == vertex_data[:,2]) + vertex_data = numpy.delete(vertex_data, numpy.where(duplicates), axis = 0) + hull = Polygon(vertex_data[:, [0, 2]]) # First, calculate the normal convex hull around the points |