test/python/run_streamline.py

from esys.pyvisi import DataCollector, Scene, StreamLine, GlobalPosition
from esys.pyvisi.constant import *
import unittest, os
from stat import ST_SIZE

PYVISI_TEST_MESHES_PATH = "data_meshes/"
PYVISI_TEST_STREAMLINE_IMAGES_PATH = "data_sample_images/streamline/"
MIN_IMAGE_SIZE = 100
FILE_3D = "interior_3D.xml"

X_SIZE = 400
Y_SIZE = 400

JPG_RENDERER = Renderer.OFFLINE_JPG

class TestStreamLine:
    def tearDown(self):
        self.scene
        self.data_collector
        self.streamline

    def render(self, file):
        self.scene.render(image_name = \
                PYVISI_TEST_STREAMLINE_IMAGES_PATH + file)

        self.failUnless(os.stat(PYVISI_TEST_STREAMLINE_IMAGES_PATH + \
                file)[ST_SIZE] > MIN_IMAGE_SIZE)

class TestStreamLinePointSource(unittest.TestCase, TestStreamLine):
    def setUp(self):
        self.scene = \
                Scene(renderer = JPG_RENDERER, num_viewport = 1,
                        x_size = X_SIZE, y_size = Y_SIZE)

        self.data_collector = DataCollector(source = Source.XML)
        self.data_collector.setFileName(file_name = \
                PYVISI_TEST_MESHES_PATH + FILE_3D)

        self.streamline = StreamLine(scene = self.scene,
                data_collector = self.data_collector,
                viewport = Viewport.SOUTH_WEST, color_mode = ColorMode.VECTOR,
                lut = Lut.COLOR, cell_to_point = False, outline = True)

    def testPointSource(self):
        self.streamline.setPointSourceRadius(0.3)
        self.streamline.setPointSourceCenter(GlobalPosition(1.3, 1.3, 0.4))
        self.streamline.setPointSourceNumberOfPoints(5)
        self.render("TestStreamLinePointSource.jpg")

class TestStreamLineModule(unittest.TestCase, TestStreamLine):  
    def setUp(self):
        self.scene = \
                Scene(renderer = JPG_RENDERER, num_viewport = 1,
                        x_size = X_SIZE, y_size = Y_SIZE)

        self.data_collector = DataCollector(source = Source.XML)
        self.data_collector.setFileName(file_name = \
                PYVISI_TEST_MESHES_PATH + FILE_3D)

        self.streamline = StreamLine(scene = self.scene,
                data_collector = self.data_collector,
                viewport = Viewport.SOUTH_WEST, color_mode = ColorMode.VECTOR,
                lut = Lut.COLOR, cell_to_point = False, outline = True)

    def testStreamLineModule(self):
        self.streamline.setMaximumPropagationTime(20)
        self.streamline.setStepLength(0.1)
        self.streamline.setIntegrationStepLength(0.1)
        self.streamline.setIntegrationToBothDirections()
        self.render("TestStreamLineModule.jpg")

class TestStreamLineTube(unittest.TestCase, TestStreamLine):    
    def setUp(self):
        self.scene = \
                Scene(renderer = JPG_RENDERER, num_viewport = 1,
                        x_size = X_SIZE, y_size = Y_SIZE)

        self.data_collector = DataCollector(source = Source.XML)
        self.data_collector.setFileName(file_name = \
                PYVISI_TEST_MESHES_PATH + FILE_3D)

        self.streamline = StreamLine(scene = self.scene,
                data_collector = self.data_collector,
                viewport = Viewport.SOUTH_WEST, color_mode = ColorMode.VECTOR,
                lut = Lut.COLOR, cell_to_point = False, outline = True)

    def testSetTubeRadiusToVaryByVector(self):
        self.streamline.setTubeRadius(0.05)
        self.streamline.setTubeNumberOfSides(3)
        self.streamline.setTubeRadiusToVaryByVector()
        self.render("TestStreamLineTube_testSetTubeRadiusToVaryByVector.jpg")

    def testSetTubeRadiusToVaryBeScalar(self):
        self.streamline.setTubeRadiusToVaryByScalar()
        self.render("TestStreamLineTube_testSetTubeRadiusToVaryByScalar.jpg")
        

##############################################################################


if __name__ == '__main__':
    suite = unittest.TestSuite()
    suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestStreamLinePointSource))
    suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestStreamLineModule))
    suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestStreamLineTube))
    unittest.TextTestRunner(verbosity=2).run(suite)

1	jongui	1070	from esys.pyvisi import DataCollector, Scene, StreamLine, GlobalPosition
2			from esys.pyvisi.constant import *
3			import unittest, os
4			from stat import ST_SIZE
5
6			PYVISI_TEST_MESHES_PATH = "data_meshes/"
7			PYVISI_TEST_STREAMLINE_IMAGES_PATH = "data_sample_images/streamline/"
8			MIN_IMAGE_SIZE = 100
9			FILE_3D = "interior_3D.xml"
10
11			X_SIZE = 400
12			Y_SIZE = 400
13
14			JPG_RENDERER = Renderer.OFFLINE_JPG
15
16			class TestStreamLine:
17			def tearDown(self):
18			self.scene
19			self.data_collector
20			self.streamline
21
22			def render(self, file):
23			self.scene.render(image_name = \
24			PYVISI_TEST_STREAMLINE_IMAGES_PATH + file)
25
26			self.failUnless(os.stat(PYVISI_TEST_STREAMLINE_IMAGES_PATH + \
27			file)[ST_SIZE] > MIN_IMAGE_SIZE)
28
29			class TestStreamLinePointSource(unittest.TestCase, TestStreamLine):
30			def setUp(self):
31			self.scene = \
32			Scene(renderer = JPG_RENDERER, num_viewport = 1,
33			x_size = X_SIZE, y_size = Y_SIZE)
34
35			self.data_collector = DataCollector(source = Source.XML)
36			self.data_collector.setFileName(file_name = \
37			PYVISI_TEST_MESHES_PATH + FILE_3D)
38
39			self.streamline = StreamLine(scene = self.scene,
40			data_collector = self.data_collector,
41			viewport = Viewport.SOUTH_WEST, color_mode = ColorMode.VECTOR,
42			lut = Lut.COLOR, cell_to_point = False, outline = True)
43
44			def testPointSource(self):
45			self.streamline.setPointSourceRadius(0.3)
46			self.streamline.setPointSourceCenter(GlobalPosition(1.3, 1.3, 0.4))
47			self.streamline.setPointSourceNumberOfPoints(5)
48			self.render("TestStreamLinePointSource.jpg")
49
50			class TestStreamLineModule(unittest.TestCase, TestStreamLine):
51			def setUp(self):
52			self.scene = \
53			Scene(renderer = JPG_RENDERER, num_viewport = 1,
54			x_size = X_SIZE, y_size = Y_SIZE)
55
56			self.data_collector = DataCollector(source = Source.XML)
57			self.data_collector.setFileName(file_name = \
58			PYVISI_TEST_MESHES_PATH + FILE_3D)
59
60			self.streamline = StreamLine(scene = self.scene,
61			data_collector = self.data_collector,
62			viewport = Viewport.SOUTH_WEST, color_mode = ColorMode.VECTOR,
63			lut = Lut.COLOR, cell_to_point = False, outline = True)
64
65			def testStreamLineModule(self):
66			self.streamline.setMaximumPropagationTime(20)
67			self.streamline.setStepLength(0.1)
68			self.streamline.setIntegrationStepLength(0.1)
69			self.streamline.setIntegrationToBothDirections()
70			self.render("TestStreamLineModule.jpg")
71
72			class TestStreamLineTube(unittest.TestCase, TestStreamLine):
73			def setUp(self):
74			self.scene = \
75			Scene(renderer = JPG_RENDERER, num_viewport = 1,
76			x_size = X_SIZE, y_size = Y_SIZE)
77
78			self.data_collector = DataCollector(source = Source.XML)
79			self.data_collector.setFileName(file_name = \
80			PYVISI_TEST_MESHES_PATH + FILE_3D)
81
82			self.streamline = StreamLine(scene = self.scene,
83			data_collector = self.data_collector,
84			viewport = Viewport.SOUTH_WEST, color_mode = ColorMode.VECTOR,
85			lut = Lut.COLOR, cell_to_point = False, outline = True)
86
87			def testSetTubeRadiusToVaryByVector(self):
88			self.streamline.setTubeRadius(0.05)
89			self.streamline.setTubeNumberOfSides(3)
90			self.streamline.setTubeRadiusToVaryByVector()
91			self.render("TestStreamLineTube_testSetTubeRadiusToVaryByVector.jpg")
92
93			def testSetTubeRadiusToVaryBeScalar(self):
94			self.streamline.setTubeRadiusToVaryByScalar()
95			self.render("TestStreamLineTube_testSetTubeRadiusToVaryByScalar.jpg")
96
97
98			##############################################################################
99
100
101			if __name__ == '__main__':
102			suite = unittest.TestSuite()
103			suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestStreamLinePointSource))
104			suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestStreamLineModule))
105			suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestStreamLineTube))
106			unittest.TextTestRunner(verbosity=2).run(suite)
107