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

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Mon Mar 30 02:13:58 2009 UTC (10 years, 5 months ago) by jfenwick
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Change __url__ to launchpad site

1 ksteube 1811
2     ########################################################
3     #
4     # Copyright (c) 2003-2008 by University of Queensland
5     # Earth Systems Science Computational Center (ESSCC)
6     # http://www.uq.edu.au/esscc
7     #
8     # Primary Business: Queensland, Australia
9     # Licensed under the Open Software License version 3.0
10     # http://www.opensource.org/licenses/osl-3.0.php
11     #
12     ########################################################
13    
14     __copyright__="""Copyright (c) 2003-2008 by University of Queensland
15     Earth Systems Science Computational Center (ESSCC)
16     http://www.uq.edu.au/esscc
17     Primary Business: Queensland, Australia"""
18     __license__="""Licensed under the Open Software License version 3.0
19     http://www.opensource.org/licenses/osl-3.0.php"""
20 jfenwick 2344 __url__="https://launchpad.net/escript-finley"
21 ksteube 1811
22 jongui 1203 """
23     Author: John Ngui, john.ngui@uq.edu.au
24     """
25    
26 ksteube 1147 # Import the necessary modules.
27     from esys.pyvisi import Scene, DataCollector, Contour, Camera
28     from esys.pyvisi.constant import *
29 jongui 1148 import os
30 ksteube 1147
31 jongui 1148 PYVISI_EXAMPLE_MESHES_PATH = "data_meshes"
32     PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images"
33 ksteube 1147 X_SIZE = 400
34     Y_SIZE = 300
35    
36     SCALAR_FIELD_POINT_DATA_1 = "lava"
37     SCALAR_FIELD_POINT_DATA_2 = "talus"
38     FILE_2D = "phi_talus_lava."
39    
40     IMAGE_NAME = "seriesofreads"
41     JPG_RENDERER = Renderer.ONLINE_JPG
42    
43     # Create a Scene.
44     s = Scene(renderer = JPG_RENDERER, num_viewport = 1, x_size = X_SIZE,
45     y_size = Y_SIZE)
46    
47 jongui 1189 # Create a DataCollector reading from a XML file.
48 ksteube 1147 dc1 = DataCollector(source = Source.XML)
49     dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA_1)
50    
51     # Create a Contour.
52     mosc1 = Contour(scene = s, data_collector = dc1,
53     viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR, cell_to_point = False,
54     outline = True)
55     mosc1.generateContours(0)
56    
57 jongui 1210 # Create a second DataCollector reading from the same XML file
58     # but specifying a different scalar field.
59 ksteube 1147 dc2 = DataCollector(source = Source.XML)
60     dc2.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA_2)
61    
62     # Create a second Contour.
63     mosc2 = Contour(scene = s, data_collector = dc2,
64     viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR, cell_to_point = False,
65     outline = True)
66     mosc2.generateContours(0)
67    
68     # Create a Camera.
69 jongui 1148 cam1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
70 ksteube 1147
71     # Read in one file one after another and render the object.
72     for i in range(99, 104):
73 jongui 1148 dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, \
74     FILE_2D + "%04d.vtu") % i)
75     dc2.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, \
76     FILE_2D + "%04d.vtu") % i)
77 ksteube 1147
78 jongui 1148 s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, \
79     IMAGE_NAME + "%04d.jpg") % i)

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