[vtkusers] Help! scalar colors to RGB colors

-Daniel- ich_daniel at habmalnefrage.de
Wed Mar 5 16:13:32 EST 2014


Thanks, this is helpful!

But only colors {red, green, blue} with the red-value greater than 0.5 will
be displayed.

//code snippet
..
vtkLookupTable lut = new vtkLookupTable();
lut.SetNumberOfTableValues(2);
lut.Build();
							 						
lut.SetTableValue(0, oldColor[0], oldColor[1], oldColor[2], 1);
lut.SetTableValue(1, newColor[0], newColor[1], newColor[2], 1);   // <- only
colors with red >0.5

vtkPolyDataMapper mapper = new vtkPolyDataMapper();
mapper.SetInputData(polydata);
mapper.SetScalarModeToUsePointData();
mapper.ScalarVisibilityOn();
mapper.SetScalarRange(0, 1);
mapper.SetLookupTable(lut);
..
// end of code snippet





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