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	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