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

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Thu Sep 25 23:11:13 2008 UTC (12 years, 5 months ago) by ksteube
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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     __url__="http://www.uq.edu.au/esscc/escript-finley"
21    
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, Map, 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 = 800
34     Y_SIZE = 800
35    
36     SCALAR_FIELD_POINT_DATA = "temperature"
37     SCALAR_FIELD_CELL_DATA = "temperature_cell"
38     FILE_3D = "interior_3D.xml"
39     IMAGE_NAME = "map.jpg"
40     JPG_RENDERER = Renderer.ONLINE_JPG
41    
42     # Create a Scene with four viewports.
43     s = Scene(renderer = JPG_RENDERER, num_viewport = 4, x_size = X_SIZE,
44     y_size = Y_SIZE)
45    
46     # Create a DataCollector reading from a XML file.
47     dc1 = DataCollector(source = Source.XML)
48 jongui 1148 dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
49 ksteube 1147 dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)
50    
51     # Create a Map for the first viewport.
52     m1 = Map(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST,
53     lut = Lut.COLOR, cell_to_point = False, outline = True)
54     m1.setRepresentationToWireframe()
55    
56     # Create a Camera for the first viewport
57 jongui 1148 c1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
58 ksteube 1147 c1.isometricView()
59    
60     # Create a second DataCollector reading from the same XML file but specifying
61     # a different scalar field.
62     dc2 = DataCollector(source = Source.XML)
63 jongui 1148 dc2.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
64 ksteube 1147 dc2.setActiveScalar(scalar = SCALAR_FIELD_CELL_DATA)
65    
66     # Create a Map for the third viewport.
67     m2 = Map(scene = s, data_collector = dc2, viewport = Viewport.NORTH_EAST,
68     lut = Lut.COLOR, cell_to_point = True, outline = True)
69    
70     # Create a Camera for the third viewport
71 jongui 1194 c2 = Camera(scene = s, viewport = Viewport.NORTH_EAST)
72 ksteube 1147
73     # Render the object.
74 jongui 1148 s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, IMAGE_NAME))

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