/[escript]/trunk/doc/examples/pyvisi/contour.py
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Annotation of /trunk/doc/examples/pyvisi/contour.py

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Revision 1153 - (hide annotations)
Thu May 17 06:33:54 2007 UTC (12 years, 3 months ago) by jongui
File MIME type: text/x-python
File size: 1129 byte(s)
Made some minor modifications and fixed minor bugs. Most tests appear to pass on the Altix although there are two tests which occasionally throw an error related to memory corruption.
1 ksteube 1147 # Import the necessary modules
2     from esys.pyvisi import Scene, DataCollector, Contour, Camera
3     from esys.pyvisi.constant import *
4 jongui 1148 import os
5 ksteube 1147
6 jongui 1148 PYVISI_EXAMPLE_MESHES_PATH = "data_meshes"
7     PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images"
8 ksteube 1147 X_SIZE = 400
9     Y_SIZE = 400
10    
11     SCALAR_FIELD_POINT_DATA = "temperature"
12     FILE_3D = "interior_3D.xml"
13     IMAGE_NAME = "contour.jpg"
14     JPG_RENDERER = Renderer.ONLINE_JPG
15    
16     # Create a Scene.
17     s = Scene(renderer = JPG_RENDERER, num_viewport = 1, x_size = X_SIZE,
18     y_size = Y_SIZE)
19    
20     # Create a DataCollector reading a XML file.
21     dc1 = DataCollector(source = Source.XML)
22 jongui 1148 dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
23 ksteube 1147 dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)
24    
25     # Create a Contour.
26     ctr1 = Contour(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST,
27     lut = Lut.COLOR, cell_to_point = False, outline = True)
28     ctr1.generateContours(contours = 3)
29    
30     # Create a Camera.
31 jongui 1148 cam1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
32 ksteube 1147 cam1.elevation(angle = -40)
33    
34     # Render the object.
35 jongui 1148 s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, IMAGE_NAME))
36 ksteube 1147

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