/[escript]/trunk/doc/examples/pyvisi/map.py
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revision 1147 by ksteube, Wed May 16 06:39:11 2007 UTC revision 1153 by jongui, Thu May 17 06:33:54 2007 UTC
# Line 1  Line 1 
1  # Import the necessary modules.  # Import the necessary modules.
2  from esys.pyvisi import Scene, DataCollector, Map, Camera  from esys.pyvisi import Scene, DataCollector, Map, Camera
3  from esys.pyvisi.constant import *  from esys.pyvisi.constant import *
4    import os
5    
6  PYVISI_EXAMPLE_MESHES_PATH = "data_meshes/"  PYVISI_EXAMPLE_MESHES_PATH = "data_meshes"
7  PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images/"  PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images"
8  X_SIZE = 800  X_SIZE = 800
9  Y_SIZE = 800  Y_SIZE = 800
10    
# Line 13  FILE_3D = "interior_3D.xml" Line 14  FILE_3D = "interior_3D.xml"
14  IMAGE_NAME = "map.jpg"  IMAGE_NAME = "map.jpg"
15  JPG_RENDERER = Renderer.ONLINE_JPG  JPG_RENDERER = Renderer.ONLINE_JPG
16    
   
17  # Create a Scene with four viewports.  # Create a Scene with four viewports.
18  s = Scene(renderer = JPG_RENDERER, num_viewport = 4, x_size = X_SIZE,  s = Scene(renderer = JPG_RENDERER, num_viewport = 4, x_size = X_SIZE,
19          y_size = Y_SIZE)          y_size = Y_SIZE)
20    
21  # Create a DataCollector reading from a XML file.  # Create a DataCollector reading from a XML file.
22  dc1 = DataCollector(source = Source.XML)  dc1 = DataCollector(source = Source.XML)
23  dc1.setFileName(file_name = PYVISI_EXAMPLE_MESHES_PATH + FILE_3D)  dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
24  dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)  dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)
25    
26  # Create a  Map for the first viewport.  # Create a  Map for the first viewport.
# Line 29  m1 = Map(scene = s, data_collector = dc1 Line 29  m1 = Map(scene = s, data_collector = dc1
29  m1.setRepresentationToWireframe()  m1.setRepresentationToWireframe()
30    
31  # Create a Camera for the first viewport  # Create a Camera for the first viewport
32  c1 = Camera(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST)  c1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
33  c1.isometricView()  c1.isometricView()
34    
35  # Create a second DataCollector reading from the same XML file but specifying  # Create a second DataCollector reading from the same XML file but specifying
36  # a different scalar field.  # a different scalar field.
37  dc2 = DataCollector(source = Source.XML)  dc2 = DataCollector(source = Source.XML)
38  dc2.setFileName(file_name = PYVISI_EXAMPLE_MESHES_PATH + FILE_3D)  dc2.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
39  dc2.setActiveScalar(scalar = SCALAR_FIELD_CELL_DATA)  dc2.setActiveScalar(scalar = SCALAR_FIELD_CELL_DATA)
40    
41  # Create a Map for the third viewport.  # Create a Map for the third viewport.
# Line 43  m2 = Map(scene = s, data_collector = dc2 Line 43  m2 = Map(scene = s, data_collector = dc2
43          lut = Lut.COLOR, cell_to_point = True, outline = True)          lut = Lut.COLOR, cell_to_point = True, outline = True)
44    
45  # Create a Camera for the third viewport  # Create a Camera for the third viewport
46  c1 = Camera(scene = s, data_collector = dc1, viewport = Viewport.NORTH_EAST)  c1 = Camera(scene = s, viewport = Viewport.NORTH_EAST)
47    
48  # Render the object.  # Render the object.
49  s.render(PYVISI_EXAMPLE_IMAGES_PATH + IMAGE_NAME)  s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, IMAGE_NAME))

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