/[escript]/trunk/pyvisi/py_src/contour.py
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Annotation of /trunk/pyvisi/py_src/contour.py

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Revision 827 - (hide annotations)
Wed Aug 30 00:08:02 2006 UTC (14 years, 2 months ago) by jongui
File MIME type: text/x-python
File size: 1794 byte(s)
Added:
contour.py and arrows.py


1 gross 792 """
2     class that shows scalar data by contour surfaces
3    
4     @var __author__: name of author
5     @var __license__: licence agreement
6     @var __copyright__: copyrights
7     @var __url__: url entry point on documentation
8     @var __version__: version
9     @var __date__: date of the version
10     """
11     __copyright__=""" Copyright (c) 2006 by ACcESS MNRF
12     http://www.access.edu.au
13     Primary Business: Queensland, Australia"""
14     __license__="""Licensed under the Open Software License version 3.0
15     http://www.opensource.org/licenses/osl-3.0.php"""
16     __author__="Paul Cochrane, L. Gross"
17     __url__="http://www.iservo.edu.au/esys"
18     __version__="$Revision:$"
19     __date__="$Date:$"
20    
21 jongui 827 import vtk
22 gross 792
23 jongui 827 class Contour:
24    
25     def __init__(self, open_scene, data_collector):
26     self.open_scene = open_scene
27     self.data_collector = data_collector
28     self.vtk_contour = None
29     self.vtk_contour_mapper = None
30     self.vtk_contour_actor = None
31 gross 792
32 jongui 827 self.setContour()
33     self.setMapper()
34     self.setActor()
35 gross 792
36 jongui 827 # set up the contour and specify the number and range
37     def setContour(self):
38     self.vtk_contour = vtk.vtkContourFilter()
39     self.vtk_contour.SetInput(self.data_collector.getReader().GetOutput())
40     self.vtk_contour.GenerateValues(5, 0.0, 1.2)
41    
42     # set up the mapper and data
43     def setMapper(self):
44     self.vtk_contour_mapper = vtk.vtkPolyDataMapper()
45     self.vtk_contour_mapper.SetInput(
46     self.vtk_contour.GetOutput())
47    
48     # set up the actor and add the actor to the scene
49     def setActor(self):
50     self.vtk_contour_actor = vtk.vtkActor()
51     self.vtk_contour_actor.SetMapper(self.vtk_contour_mapper)
52     self.vtk_contour_actor.GetProperty().SetOpacity(0.6)
53    
54     self.open_scene.getRenderer().AddActor(self.vtk_contour_actor)
55    
56    
57     #class ContourOnPlane(Component):
58     """
59     shows scalar data by contour surfaces on a given plane
60     """
61     pass

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