/[escript]/trunk/doc/examples/pyvisi/velocityonplanecut.py
ViewVC logotype

Annotation of /trunk/doc/examples/pyvisi/velocityonplanecut.py

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1147 - (hide annotations)
Wed May 16 06:39:11 2007 UTC (12 years, 8 months ago) by ksteube
File MIME type: text/x-python
File size: 1318 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, VelocityOnPlaneCut, 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 = "velocity"
11     FILE_3D = "interior_3D.xml"
12     IMAGE_NAME = "velocity.jpg"
13     JPG_RENDERER = Renderer.ONLINE_JPG
14    
15    
16     # Create a Scene with four viewports
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     dc1.setActiveVector(vector = VECTOR_FIELD_CELL_DATA)
24    
25     # Create VelocityOnPlaneCut.
26     vopc1 = VelocityOnPlaneCut(scene = s, data_collector = dc1,
27     viewport = Viewport.SOUTH_WEST, color_mode = ColorMode.VECTOR,
28     arrow = Arrow.THREE_D, lut = Lut.COLOR, cell_to_point = False,
29     outline = True)
30     vopc1.setScaleFactor(scale_factor = 0.5)
31     vopc1.setPlaneToXY(offset = 0.5)
32     vopc1.setRatio(2)
33     vopc1.randomOn()
34    
35     # Create a Camera.
36     c1 = Camera(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST)
37     c1.isometricView()
38     c1.elevation(angle = -20)
39    
40     # Render the object.
41     s.render(PYVISI_EXAMPLE_IMAGES_PATH + IMAGE_NAME)
42    

  ViewVC Help
Powered by ViewVC 1.1.26