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

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Revision 1384 - (hide annotations)
Fri Jan 11 02:29:38 2008 UTC (11 years, 7 months ago) by phornby
Original Path: temp_trunk_copy/doc/examples/pyvisi/contour.py
File MIME type: text/x-python
File size: 1177 byte(s)
Make a temp copy of the trunk before checking in the windows changes


1 jongui 1203 """
2     Author: John Ngui, john.ngui@uq.edu.au
3     """
4    
5 ksteube 1147 # Import the necessary modules
6     from esys.pyvisi import Scene, DataCollector, Contour, Camera
7     from esys.pyvisi.constant import *
8 jongui 1148 import os
9 ksteube 1147
10 jongui 1148 PYVISI_EXAMPLE_MESHES_PATH = "data_meshes"
11     PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images"
12 ksteube 1147 X_SIZE = 400
13     Y_SIZE = 400
14    
15     SCALAR_FIELD_POINT_DATA = "temperature"
16     FILE_3D = "interior_3D.xml"
17     IMAGE_NAME = "contour.jpg"
18     JPG_RENDERER = Renderer.ONLINE_JPG
19    
20     # Create a Scene.
21     s = Scene(renderer = JPG_RENDERER, num_viewport = 1, x_size = X_SIZE,
22     y_size = Y_SIZE)
23    
24     # Create a DataCollector reading a XML file.
25     dc1 = DataCollector(source = Source.XML)
26 jongui 1148 dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
27 ksteube 1147 dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)
28    
29     # Create a Contour.
30     ctr1 = Contour(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST,
31     lut = Lut.COLOR, cell_to_point = False, outline = True)
32     ctr1.generateContours(contours = 3)
33    
34     # Create a Camera.
35 jongui 1148 cam1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
36 ksteube 1147 cam1.elevation(angle = -40)
37    
38     # Render the object.
39 jongui 1148 s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, IMAGE_NAME))
40 ksteube 1147

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