test/python/run_camera.py

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

PYVISI_TEST_MESHES_PATH = "data_meshes/"
PYVISI_TEST_CAMERA_IMAGES_PATH = "data_sample_images/camera/"
MIN_IMAGE_SIZE = 100
FILE_2D = "interior_2D.xml"
FILE_3D = "interior_3D.xml"

X_SIZE = 400
Y_SIZE = 400

JPG_RENDERER = Renderer.OFFLINE_JPG

class TestCamera:
    def tearDown(self):
        self.scene
        self.data_collector
        self.map
        self.camera

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

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

class TestCamera2D(unittest.TestCase, TestCamera):
    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_2D)

        self.map = Map(scene = self.scene,
                data_collector = self.data_collector,
                viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR,
                cell_to_point = False, outline = True)

        self.camera = Camera(scene = self.scene,
                data_collector = self.data_collector,
                viewport = Viewport.SOUTH_WEST)

    def test2D(self):
        self.camera.azimuth(20)
        self.camera.elevation(40)
        self.camera.roll(30)
        self.camera.dolly(1.5)
        self.render("TestCamera2D_test2D.jpg")

class TestCamera3D(unittest.TestCase, TestCamera):
    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.map = Map(scene = self.scene,
                data_collector = self.data_collector,
                viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR,
                cell_to_point = False, outline = True)

        self.camera = Camera(scene = self.scene,
                data_collector = self.data_collector,
                viewport = Viewport.SOUTH_WEST)

    def test3D(self):
        self.camera.setFocalPoint(GlobalPosition(1, 1, 0.3))
        self.camera.setPosition(GlobalPosition(1, 1, 7))
        self.camera.isometricView()
        self.render("TestCamera3D_test3D.jpg")


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


if __name__ == '__main__':
    suite = unittest.TestSuite()
    suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestCamera2D))
    suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestCamera3D))
    unittest.TextTestRunner(verbosity=2).run(suite)

1	from esys.pyvisi import DataCollector, Scene, Camera, GlobalPosition, Map
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_CAMERA_IMAGES_PATH = "data_sample_images/camera/"
8	MIN_IMAGE_SIZE = 100
9	FILE_2D = "interior_2D.xml"
10	FILE_3D = "interior_3D.xml"
11
12	X_SIZE = 400
13	Y_SIZE = 400
14
15	JPG_RENDERER = Renderer.OFFLINE_JPG
16
17	class TestCamera:
18	def tearDown(self):
19	self.scene
20	self.data_collector
21	self.map
22	self.camera
23
24	def render(self, file):
25	self.scene.render(image_name = \
26	PYVISI_TEST_CAMERA_IMAGES_PATH + file)
27
28	self.failUnless(os.stat(PYVISI_TEST_CAMERA_IMAGES_PATH + \
29	file)[ST_SIZE] > MIN_IMAGE_SIZE)
30
31	class TestCamera2D(unittest.TestCase, TestCamera):
32	def setUp(self):
33	self.scene = \
34	Scene(renderer = JPG_RENDERER, num_viewport = 1,
35	x_size = X_SIZE, y_size = Y_SIZE)
36
37	self.data_collector = DataCollector(source = Source.XML)
38	self.data_collector.setFileName(file_name = \
39	PYVISI_TEST_MESHES_PATH + FILE_2D)
40
41	self.map = Map(scene = self.scene,
42	data_collector = self.data_collector,
43	viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR,
44	cell_to_point = False, outline = True)
45
46	self.camera = Camera(scene = self.scene,
47	data_collector = self.data_collector,
48	viewport = Viewport.SOUTH_WEST)
49
50	def test2D(self):
51	self.camera.azimuth(20)
52	self.camera.elevation(40)
53	self.camera.roll(30)
54	self.camera.dolly(1.5)
55	self.render("TestCamera2D_test2D.jpg")
56
57	class TestCamera3D(unittest.TestCase, TestCamera):
58	def setUp(self):
59	self.scene = \
60	Scene(renderer = JPG_RENDERER, num_viewport = 1,
61	x_size = X_SIZE, y_size = Y_SIZE)
62
63	self.data_collector = DataCollector(source = Source.XML)
64	self.data_collector.setFileName(file_name = \
65	PYVISI_TEST_MESHES_PATH + FILE_3D)
66
67	self.map = Map(scene = self.scene,
68	data_collector = self.data_collector,
69	viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR,
70	cell_to_point = False, outline = True)
71
72	self.camera = Camera(scene = self.scene,
73	data_collector = self.data_collector,
74	viewport = Viewport.SOUTH_WEST)
75
76	def test3D(self):
77	self.camera.setFocalPoint(GlobalPosition(1, 1, 0.3))
78	self.camera.setPosition(GlobalPosition(1, 1, 7))
79	self.camera.isometricView()
80	self.render("TestCamera3D_test3D.jpg")
81
82
83	##############################################################################
84
85
86	if __name__ == '__main__':
87	suite = unittest.TestSuite()
88	suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestCamera2D))
89	suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestCamera3D))
90	unittest.TextTestRunner(verbosity=2).run(suite)
91