[vtkusers] Color of vtkTensorGlyph
L.J. van Ruijven (ACTA)
L.J.vanRuijven at amc.uva.nl
Wed Oct 11 11:43:25 EDT 2000
<color><param>0100,0100,0100</param>Hi,
I want to visualize data obtained from a FE analysis. I use
vtkTensorGlyph with inputs: vtkSphereSource, and
vtkUnstructuredGrid with a tensor defined for every point. The
ellipsoids produced have the right shape, but they don't have the
same color. I tried several things but nothing solves the problem.
This is a part of the program:
<FontFamily><param>Courier New</param>vtkDataSetReader MILreader
MILreader SetFileName "MILS_Droog.VTK"
MILreader Update
# Generate ellipsoids
vtkSphereSource sphere
sphere SetThetaResolution 15
sphere SetPhiResolution 15
vtkTensorGlyph MILellipsoids
MILellipsoids SetInput [MILreader GetOutput]
MILellipsoids SetSource [sphere GetOutput]
MILellipsoids SetScaleFactor 10
MILellipsoids ClampScalingOn
MILellipsoids ColorGlyphsOff
# Map contour
vtkPolyDataMapper MILMapper
MILMapper SetInput [MILellipsoids GetOutput]
MILMapper ScalarVisibilityOff
vtkActor MILActor
MILActor SetMapper MILMapper
<FontFamily><param>Arial</param>The data used (MILS_Droog.VTK) is:
<FontFamily><param>Courier New</param># vtk DataFile Version 3.0
vtk output
ASCII
DATASET UNSTRUCTURED_GRID
POINTS 11 float
5.576 10.132 3.570
6.256 11.730 7.208
6.256 11.730 10.846
6.256 11.730 14.484
5.644 10.370 18.088
6.154 8.602 6.766
6.596 8.602 10.982
6.664 8.602 15.198
5.168 5.066 6.766
6.086 4.726 10.982
5.168 4.964 15.198
CELLS 11 22
1 0
1 1
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
CELL_TYPES 11
1
1
1
1
1
1
1
1
1
1
1
POINT_DATA 11
TENSORS tensors float
-7.03E-02 3.83E-01 -6.90E-02
-3.31E-01 -7.05E-02 -5.42E-02
-4.96E-02 3.69E-02 2.55E-01
1.91E-01 3.46E-01 -1.22E-02
-3.22E-01 1.76E-01 -5.60E-02
-2.75E-02 2.32E-02 2.31E-01
8.59E-02 3.89E-01 2.99E-02
-3.66E-01 8.27E-02 -2.40E-02
-1.77E-02 -1.33E-02 2.24E-01
-1.14E-01 3.92E-01 1.92E-02
-3.36E-01 -9.84E-02 1.65E-02
1.41E-02 -7.73E-03 2.41E-01
-1.67E-01 3.60E-01 5.21E-02
-3.04E-01 -1.47E-01 4.18E-02
4.33E-02 -1.69E-02 2.55E-01
3.98E-02 4.03E-01 -3.67E-02
-3.49E-01 3.42E-02 -2.04E-03
7.42E-04 2.20E-02 2.42E-01
7.62E-02 3.92E-01 1.96E-02
-3.68E-01 7.24E-02 -1.85E-02
-1.29E-02 -8.66E-03 2.24E-01
-7.40E-02 4.09E-01 3.30E-02
-3.37E-01 -6.46E-02 4.56E-02
3.41E-02 -1.27E-02 2.34E-01
6.82E-02 4.14E-01 4.17E-02
-3.45E-01 5.83E-02 1.49E-02
1.32E-02 2.06E-02 2.26E-01
4.31E-02 4.19E-01 9.36E-03
-3.41E-01 3.61E-02 -4.55E-02
-3.10E-02 -1.97E-03 2.31E-01
-2.36E-02 4.26E-01 1.22E-02
-3.43E-01 -1.89E-02 -3.13E-03
-1.73E-03 -6.66E-03 2.30E-01
<nofill>
***************************************************************************
* drs L.J. van Ruijven Tel: 31 (0)20 566 5357 *
* Dept. of Functional Anatomy, ACTA FAX: 31 (0)20 691 1856 *
* Meibergdreef 15 email: L.J.vanRuijven at AMC.UvA.Nl *
* 1105 AZ Amsterdam *
***************************************************************************
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