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Visualization ToolKit (VTK) file parser and writer

Results 11 vtkio issues
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Hi, I'm using vtkio for a toy FEA project in rust. First off, thanks a lot for creating and supporting this lib ! But it's very cumbersome to use, take...

There are different ways one could export files, and currently the API tries its best to guess what is intended by looking at the file type and the model definition....

enhancement
help wanted

As found in #38, creating point clouds is not particularly intuitive and we should improve the documentation surrounding this, and perhaps add some helper functions to make this simple and...

help wanted

ParaView and meshio complain when NumberOfCells="0" is missing in the output XML. I'm not sure what the reason is for skipping it, but apparently *not* skipping the serialization is sufficient...

`vtkio` is unable to parse VTK and VTU files generated by [`pygmsh`](https://github.com/meshpro/pygmsh) which internally uses [`meshio`](https://github.com/nschloe/meshio) for generation of VTK and VTU files. I have tested the following file types:...

The attached file `fluid_1_91.vtu` cannot be loaded using v0.6.0 or the `release-0.7` branch and results in the errors: ``` XML error: Deserialization error: Xml(UnexpectedEof("")) Deserialization error: Xml(UnexpectedEof("")) Unexpected EOF during...

The XML based VTK files use extensions (e.g. `.vtu`, `.vtp`, `.vts`), which indicate the type of object being represented. This must match the type specified in the VTKFile xml tag...

good first issue

As promised in #17 I want to provide a few CellType examples. There are different options. The examples can live in the `README.md` as already started or a dedicated example...

I've noticed that PyVista includes all possible sections for PolyData files, and it isn't readily apparent how this can be prevented in a sane manner. As an example, this is...

help wanted