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Dear all, <br>
<br>
I want to create texture mapping using DEM data, but <br>
somehow the color is only blue on a black background<br>
and the texture details are all concealed. What should <br>
I do? The pipeline I used to generate texture map and <br>
texture coordinate was: <br>
<br>
<font face="Courier New, Courier">vtkDEMReader dem<br>
dem SetFileName "try3.dem"<br>
<br>
vtkImageResample demsub<br>
<x-tab> </x-tab>demsub
SetInput [dem GetOutput]<br>
<x-tab> </x-tab>demsub
SetAxisMagnificationFactor 0 .04<br>
<x-tab> </x-tab>demsub
SetAxisMagnificationFactor 1 .04<br>
<br>
vtkStructuredPointsGeometryFilter demgeom<br>
<x-tab> </x-tab>demgeom
SetInput [demsub GetOutput]<br>
<br>
vtkTextureMapToPlane demtexcoords<br>
<x-tab> </x-tab>demtexcoords
SetInput [demgeom GetOutput]<br>
<br>
vtkTriangleFilter demtri<br>
<x-tab> </x-tab>demtri
SetInput [demtexcood GetOutput]<br>
<br>
vtkDecimatePro demdec<br>
<x-tab> </x-tab>demdec
SetInput [demtri GetOutput]<br>
<br>
vtkPolyDataMapper map;<br>
<x-tab> </x-tab>map
SetInput [demdec GetOutput]<br>
<br>
vtkTexture tex<br>
<x-tab> </x-tab>tex
SetInput [demsub GetOutput]<br>
<x-tab> </x-tab>tex
InterpolateOn<br>
<br>
vtkActor terrain<br>
<x-tab> </x-tab>terrain
SetMapper map<br>
<x-tab> </x-tab>terrain
SetTexture tex<br>
<br>
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