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

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Revision 1147 - (hide annotations)
Wed May 16 06:39:11 2007 UTC (13 years, 9 months ago) by ksteube
File MIME type: text/x-python
File size: 1093 byte(s)
Added back in some files that were accidentally deleted.

1 ksteube 1147 # Import the necessary modules.
2     from esys.pyvisi import Scene, DataCollector, StreamLine, Camera
3     from esys.pyvisi.constant import *
4    
5     PYVISI_EXAMPLE_MESHES_PATH = "data_meshes/"
6     PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images/"
7     X_SIZE = 400
8     Y_SIZE = 400
9    
10     VECTOR_FIELD_CELL_DATA = "temperature"
11     FILE_3D = "interior_3D.xml"
12     IMAGE_NAME = "streamline.jpg"
13     JPG_RENDERER = Renderer.ONLINE_JPG
14    
15    
16     # Create a Scene.
17     s = Scene(renderer = JPG_RENDERER, num_viewport = 1, x_size = X_SIZE,
18     y_size = Y_SIZE)
19    
20     # Create a DataCollector reading from a XML file.
21     dc1 = DataCollector(source = Source.XML)
22     dc1.setFileName(file_name = PYVISI_EXAMPLE_MESHES_PATH + FILE_3D)
23    
24     # Create a Streamline.
25     sl1 = StreamLine(scene = s, data_collector = dc1,
26     viewport = Viewport.SOUTH_WEST, color_mode = ColorMode.SCALAR,
27     lut = Lut.COLOR, cell_to_point = False, outline = True)
28     sl1.setTubeRadius(radius = 0.02)
29    
30     # Create a Camera.
31     c1 = Camera(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST)
32     c1.isometricView()
33    
34     # Render the object.
35     s.render(PYVISI_EXAMPLE_IMAGES_PATH + IMAGE_NAME)

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