/[escript]/trunk/doc/examples/pyvisi/all.py
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Contents of /trunk/doc/examples/pyvisi/all.py

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Revision 1811 - (show annotations)
Thu Sep 25 23:11:13 2008 UTC (10 years, 6 months ago) by ksteube
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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.
27 from esys.pyvisi import Scene, DataCollector, MapOnPlaneCut, Camera
28 from esys.pyvisi import VelocityOnPlaneCut, StreamLine, EllipsoidOnPlaneCut
29 from esys.pyvisi import ContourOnPlaneClip, Text2D, LocalPosition
30 from esys.pyvisi.constant import *
31 import os
32
33 PYVISI_EXAMPLE_MESHES_PATH = "data_meshes"
34 PYVISI_EXAMPLE_IMAGES_PATH = "data_sample_images"
35 X_SIZE = 800
36 Y_SIZE = 800
37
38 FILE_3D = "interior_3D.xml"
39 IMAGE_NAME = "all.jpg"
40 JPG_RENDERER = Renderer.ONLINE_JPG
41
42 # Create a Scene.
43 s = Scene(renderer = JPG_RENDERER, num_viewport = 1, x_size = X_SIZE,
44 y_size = Y_SIZE)
45
46 # Create a DataCollector reading from a XML file.
47 dc1 = DataCollector(source = Source.XML)
48 dc1.setFileName(file_name = os.path.join(PYVISI_EXAMPLE_MESHES_PATH, FILE_3D))
49
50 # Create a MapOnPlaneCut.
51 mopc1 = MapOnPlaneCut(scene = s, data_collector = dc1,
52 viewport = Viewport.SOUTH_WEST)
53 mopc1.setPlaneToXY()
54
55 # Create a VelocityOnPlaneCut.
56 vopc1 = VelocityOnPlaneCut(scene = s, data_collector = dc1,
57 arrow = Arrow.THREE_D, color_mode = ColorMode.SCALAR)
58 vopc1.setScaleFactor(scale_factor = 0.2)
59 vopc1.setPlaneToYZ(offset = 2.999)
60
61 # Create a StreamLine.
62 sl1 = StreamLine(scene = s, data_collector = dc1,
63 viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR, outline = True,
64 color_mode = ColorMode.SCALAR)
65 sl1.setTubeRadius(radius = 0.02)
66
67 # Create an EllipsoidOnPlaneCut.
68 eopc1 = EllipsoidOnPlaneCut(scene = s, data_collector = dc1,
69 viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR, outline = True)
70 eopc1.setScaleFactor(scale_factor = 0.1)
71 eopc1.setPlaneToXZ()
72 eopc1.rotateX(angle = -40)
73 eopc1.translate(x_offset = 0, y_offset = 0.2, z_offset = 0)
74
75 # Create a ContourOnPlaneClip.
76 ctropc1 = ContourOnPlaneClip(scene = s, data_collector = dc1,
77 viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR, outline = True)
78 ctropc1.setPlaneToXY()
79 ctropc1.rotateY(angle = 10)
80 ctropc1.generateContours(contours = 3)
81
82 # Create a 2D text.
83 t1 = Text2D(scene = s, viewport = Viewport.SOUTH_WEST, text = "Pyvisi")
84 t1.setPosition(LocalPosition(x_coor = 350, y_coor = 730))
85 t1.setColor(color = Color.BLACK)
86 t1.setFontSize(size = 30)
87 t1.boldOn()
88
89 # Create a Camera.
90 c1 = Camera(scene = s, viewport = Viewport.SOUTH_WEST)
91 c1.isometricView()
92
93 # Render the object.
94 s.render(image_name = os.path.join(PYVISI_EXAMPLE_IMAGES_PATH, IMAGE_NAME))

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