/[escript]/trunk/doc/examples/pyvisi/contour.py
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revision 1147 by ksteube, Wed May 16 06:39:11 2007 UTC revision 1811 by ksteube, Thu Sep 25 23:11:13 2008 UTC
# Line 1  Line 1 
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  # Import the necessary modules
27  from esys.pyvisi import Scene, DataCollector, Contour, Camera  from esys.pyvisi import Scene, DataCollector, Contour, Camera
28  from esys.pyvisi.constant import *  from esys.pyvisi.constant import *
29    import os
30    
31  PYVISI_EXAMPLE_MESHES_PATH = "data_meshes/"  PYVISI_EXAMPLE_MESHES_PATH = "data_meshes"
32  PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images/"  PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images"
33  X_SIZE = 400  X_SIZE = 400
34  Y_SIZE = 400  Y_SIZE = 400
35    
# Line 12  FILE_3D = "interior_3D.xml" Line 38  FILE_3D = "interior_3D.xml"
38  IMAGE_NAME = "contour.jpg"  IMAGE_NAME = "contour.jpg"
39  JPG_RENDERER = Renderer.ONLINE_JPG  JPG_RENDERER = Renderer.ONLINE_JPG
40    
   
41  # Create a Scene.  # Create a Scene.
42  s = Scene(renderer = JPG_RENDERER, num_viewport = 1, x_size = X_SIZE,  s = Scene(renderer = JPG_RENDERER, num_viewport = 1, x_size = X_SIZE,
43          y_size = Y_SIZE)          y_size = Y_SIZE)
44    
45  # Create a DataCollector reading a XML file.  # Create a DataCollector reading a XML file.
46  dc1 = DataCollector(source = Source.XML)  dc1 = DataCollector(source = Source.XML)
47  dc1.setFileName(file_name = PYVISI_EXAMPLE_MESHES_PATH + FILE_3D)  dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
48  dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)  dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)
49    
50  # Create a Contour.  # Create a Contour.
# Line 28  ctr1 = Contour(scene = s, data_collector Line 53  ctr1 = Contour(scene = s, data_collector
53  ctr1.generateContours(contours = 3)  ctr1.generateContours(contours = 3)
54    
55  # Create a Camera.  # Create a Camera.
56  cam1 = Camera(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST)  cam1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
57  cam1.elevation(angle = -40)  cam1.elevation(angle = -40)
58    
59  # Render the object.  # Render the object.
60  s.render(PYVISI_EXAMPLE_IMAGES_PATH + IMAGE_NAME)  s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, IMAGE_NAME))
61    

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