How to render a surface based on the coordinate data of multiple points

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1

I have some coordinate points, and I have rendered the point cloud image, but now the requirements have changed. I want to render a surface according to these points. I use vtkTriangleFilter to achieve it, and found that the surface is divided into many：

image
image925×544 90.6 KB

2

Hello,

The figure is not very clear in illustrating the issue.

best,

PC