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

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Revision 1148 - (show annotations)
Wed May 16 22:45:33 2007 UTC (13 years, 2 months ago) by jongui
File MIME type: text/x-python
File size: 1770 byte(s)
Added the updated files for pyvisi and removed some incorrect reference images.
1 # Import the necessary modules.
2 from esys.pyvisi import Scene, DataCollector, Map, Camera
3 from esys.pyvisi.constant import *
4 import os
5
6 PYVISI_EXAMPLE_MESHES_PATH = "data_meshes"
7 PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images"
8 X_SIZE = 800
9 Y_SIZE = 800
10
11 SCALAR_FIELD_POINT_DATA = "temperature"
12 SCALAR_FIELD_CELL_DATA = "temperature_cell"
13 FILE_3D = "interior_3D.xml"
14 IMAGE_NAME = "map.jpg"
15 JPG_RENDERER = Renderer.ONLINE_JPG
16
17
18 # Create a Scene with four viewports.
19 s = Scene(renderer = JPG_RENDERER, num_viewport = 4, x_size = X_SIZE,
20 y_size = Y_SIZE)
21
22 # Create a DataCollector reading from a XML file.
23 dc1 = DataCollector(source = Source.XML)
24 dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
25 dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)
26
27 # Create a Map for the first viewport.
28 m1 = Map(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST,
29 lut = Lut.COLOR, cell_to_point = False, outline = True)
30 m1.setRepresentationToWireframe()
31
32 # Create a Camera for the first viewport
33 c1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
34 c1.isometricView()
35
36 # Create a second DataCollector reading from the same XML file but specifying
37 # a different scalar field.
38 dc2 = DataCollector(source = Source.XML)
39 dc2.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
40 dc2.setActiveScalar(scalar = SCALAR_FIELD_CELL_DATA)
41
42 # Create a Map for the third viewport.
43 m2 = Map(scene = s, data_collector = dc2, viewport = Viewport.NORTH_EAST,
44 lut = Lut.COLOR, cell_to_point = True, outline = True)
45
46 # Create a Camera for the third viewport
47 c1 = Camera(scene = s, viewport = Viewport.NORTH_EAST)
48
49 # Render the object.
50 s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, IMAGE_NAME))

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