[vtkusers] Problem of writing vtp file

[Bill Lorensen]

What is wrong with the file create?



On Thu, Aug 15, 2013 at 12:43 PM, Chenxi Zhang <chenxizhang at fudan.edu.cn>wrote:

> HI
>
>    I have a set of points.I want to creat a vtp file like that:
>
>  <VTKFile type="PolyData" version="0.1" byte_order="LittleEndian">
>   <PolyData>
>
>     <Piece NumberOfPoints="128449"               NumberOfVerts="128449"               NumberOfLines="0"                    NumberOfStrips="0"                    NumberOfPolys="0"                   >
>       <PointData Normals="Normals">
>
>         <DataArray type="Float32" Name="Normals" NumberOfComponents="3" format="appended" RangeMin="0.9999999539"         RangeMax="1.0000000487"         offset="0"                   />
>
>         <DataArray type="Int32" Name="vtkOriginalPointIds" format="appended" RangeMin="0"                    RangeMax="128448"               offset="1541392"             />
>       </PointData>
>       <CellData>
>       </CellData>
>       <Points>
>
>         <DataArray type="Float32" Name="Points" NumberOfComponents="3" format="appended" RangeMin="0.0080462906331"      RangeMax="0.11603941536"        offset="2055192"             />
>       </Points>
>       <Verts>
>
>         <DataArray type="Int32" Name="connectivity" format="appended" RangeMin=""                     RangeMax=""                     offset="3596584"             />
>
>         <DataArray type="Int32" Name="offsets" format="appended" RangeMin=""                     RangeMax=""                     offset="4110384"             />
>       </Verts>
>       <Lines>
>
>         <DataArray type="Int32" Name="connectivity" format="appended" RangeMin=""                     RangeMax=""                     offset="4624184"             />
>
>         <DataArray type="Int32" Name="offsets" format="appended" RangeMin=""                     RangeMax=""                     offset="4624188"             />
>       </Lines>
>       <Strips>
>
>         <DataArray type="Int32" Name="connectivity" format="appended" RangeMin=""                     RangeMax=""                     offset="4624192"             />
>
>         <DataArray type="Int32" Name="offsets" format="appended" RangeMin=""                     RangeMax=""                     offset="4624196"             />
>       </Strips>
>       <Polys>
>
>         <DataArray type="Int32" Name="connectivity" format="appended" RangeMin=""                     RangeMax=""                     offset="4624200"             />
>
>         <DataArray type="Int32" Name="offsets" format="appended" RangeMin=""                     RangeMax=""                     offset="4624204"             />
>       </Polys>
>     </Piece>
>   </PolyData>
>   <AppendedData encoding="raw">
>
>    I followed the example:
>    http://vtk.org/Wiki/VTK/Examples/Cxx/IO/WriteVTP,
>    but I can't creat the vtp like the above.
>
>    Could you please tell me what went wrong?
>
>    Thanks a lot.
>
> Chenxi
>
>
>
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