/[escript]/trunk/doc/examples/pyvisi/map.py
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revision 1147 by ksteube, Wed May 16 06:39:11 2007 UTC revision 1148 by jongui, Wed May 16 22:45:33 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 20  s = Scene(renderer = JPG_RENDERER, num_v Line 21  s = Scene(renderer = JPG_RENDERER, num_v
21    
22  # Create a DataCollector reading from a XML file.  # Create a DataCollector reading from a XML file.
23  dc1 = DataCollector(source = Source.XML)  dc1 = DataCollector(source = Source.XML)
24  dc1.setFileName(file_name = PYVISI_EXAMPLE_MESHES_PATH + FILE_3D)  dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
25  dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)  dc1.setActiveScalar(scalar = SCALAR_FIELD_POINT_DATA)
26    
27  # Create a  Map for the first viewport.  # Create a  Map for the first viewport.
# Line 29  m1 = Map(scene = s, data_collector = dc1 Line 30  m1 = Map(scene = s, data_collector = dc1
30  m1.setRepresentationToWireframe()  m1.setRepresentationToWireframe()
31    
32  # Create a Camera for the first viewport  # Create a Camera for the first viewport
33  c1 = Camera(scene = s, data_collector = dc1, viewport = Viewport.SOUTH_WEST)  c1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
34  c1.isometricView()  c1.isometricView()
35    
36  # Create a second DataCollector reading from the same XML file but specifying  # Create a second DataCollector reading from the same XML file but specifying
37  # a different scalar field.  # a different scalar field.
38  dc2 = DataCollector(source = Source.XML)  dc2 = DataCollector(source = Source.XML)
39  dc2.setFileName(file_name = PYVISI_EXAMPLE_MESHES_PATH + FILE_3D)  dc2.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
40  dc2.setActiveScalar(scalar = SCALAR_FIELD_CELL_DATA)  dc2.setActiveScalar(scalar = SCALAR_FIELD_CELL_DATA)
41    
42  # Create a Map for the third viewport.  # Create a Map for the third viewport.
# Line 43  m2 = Map(scene = s, data_collector = dc2 Line 44  m2 = Map(scene = s, data_collector = dc2
44          lut = Lut.COLOR, cell_to_point = True, outline = True)          lut = Lut.COLOR, cell_to_point = True, outline = True)
45    
46  # Create a Camera for the third viewport  # Create a Camera for the third viewport
47  c1 = Camera(scene = s, data_collector = dc1, viewport = Viewport.NORTH_EAST)  c1 = Camera(scene = s, viewport = Viewport.NORTH_EAST)
48    
49  # Render the object.  # Render the object.
50  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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