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

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Thu Sep 25 23:11:13 2008 UTC (10 years, 3 months ago) by ksteube
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1
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 """
23 Author: John Ngui, john.ngui@uq.edu.au
24 """
25
26 # Import the necessary modules.
27 from esys.pyvisi import Scene, DataCollector, Map, Camera
28 from esys.pyvisi.constant import *
29 import os
30
31 PYVISI_EXAMPLE_MESHES_PATH = "data_meshes"
32 PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images"
33 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 dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
49 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 c1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
58 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 dc2.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
64 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 c2 = Camera(scene = s, viewport = Viewport.NORTH_EAST)
72
73 # Render the object.
74 s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, IMAGE_NAME))

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