[vtkusers] vtkDelaunay2D: How to remove discarded points
janghang at gmail.com
Fri Mar 6 01:24:41 EST 2009
Q1 may be a wrong question. These points would not be the discarded points
from SetTolerance. Anyway, Does anybody know why tkDelaunay2D displays
points? I expect to see only mesh!
> Dear VTK Users,
> Thanks to many people in this forum, I could use vtkDelaunay2D to
> construct mesh from point cloud. Thank you so much, every VTK users in
> this forum.
> But I still have many questions on vtkDelaunay2D:
> Q1. how can I remove some discarded points by SetTolerance(double)? For
> example the following picture show a meshing result of triangulation
> (vtkDelaunay2D). But as you can see, some points which were not used for
> triangulation still exist inside triangles.
> How can I remove this?
> Q2. what is the different between BoundingTriangleOn and Off? The main
> difference I observed is that when I use "On," mesh lost colors which I
> assigned as scalars and mesh's color becomes gray scale. Do you know why?
> "Boolean controls whether bounding triangulation points (and associated
> triangles) are included in the output. (These are introduced as an initial
> triangulation to begin the triangulation process. This feature is nice for
> debugging output.) "
> I cannot understand what this means due to lack of knowledge for
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