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

try:
     PYVISI_WORKDIR=os.environ['PYVISI_WORKDIR']
except KeyError:
     PYVISI_WORKDIR='.'
     
PYVISI_TEST_MESHES_PATH = s.path.join(PYVISI_WORKDIR,"data_meshes")
PYVISI_TEST_CAMERA_IMAGES_PATH = os.path.join(PYVISI_WORKDIR,"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	try:
7	PYVISI_WORKDIR=os.environ['PYVISI_WORKDIR']
8	except KeyError:
9	PYVISI_WORKDIR='.'
10
11	PYVISI_TEST_MESHES_PATH = s.path.join(PYVISI_WORKDIR,"data_meshes")
12	PYVISI_TEST_CAMERA_IMAGES_PATH = os.path.join(PYVISI_WORKDIR,"data_sample_images","camera")
13	MIN_IMAGE_SIZE = 100
14	FILE_2D = "interior_2D.xml"
15	FILE_3D = "interior_3D.xml"
16
17	X_SIZE = 400
18	Y_SIZE = 400
19
20	JPG_RENDERER = Renderer.OFFLINE_JPG
21
22	class TestCamera:
23	def tearDown(self):
24	self.scene
25	self.data_collector
26	self.map
27	self.camera
28
29	def render(self, file):
30	self.scene.render(image_name = \
31	PYVISI_TEST_CAMERA_IMAGES_PATH + file)
32
33	self.failUnless(os.stat(PYVISI_TEST_CAMERA_IMAGES_PATH + \
34	file)[ST_SIZE] > MIN_IMAGE_SIZE)
35
36	class TestCamera2D(unittest.TestCase, TestCamera):
37	def setUp(self):
38	self.scene = \
39	Scene(renderer = JPG_RENDERER, num_viewport = 1,
40	x_size = X_SIZE, y_size = Y_SIZE)
41
42	self.data_collector = DataCollector(source = Source.XML)
43	self.data_collector.setFileName(file_name = \
44	PYVISI_TEST_MESHES_PATH + FILE_2D)
45
46	self.map = Map(scene = self.scene,
47	data_collector = self.data_collector,
48	viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR,
49	cell_to_point = False, outline = True)
50
51	self.camera = Camera(scene = self.scene,
52	data_collector = self.data_collector,
53	viewport = Viewport.SOUTH_WEST)
54
55	def test2D(self):
56	self.camera.azimuth(20)
57	self.camera.elevation(40)
58	self.camera.roll(30)
59	self.camera.dolly(1.5)
60	self.render("TestCamera2D_test2D.jpg")
61
62	class TestCamera3D(unittest.TestCase, TestCamera):
63	def setUp(self):
64	self.scene = \
65	Scene(renderer = JPG_RENDERER, num_viewport = 1,
66	x_size = X_SIZE, y_size = Y_SIZE)
67
68	self.data_collector = DataCollector(source = Source.XML)
69	self.data_collector.setFileName(file_name = \
70	PYVISI_TEST_MESHES_PATH + FILE_3D)
71
72	self.map = Map(scene = self.scene,
73	data_collector = self.data_collector,
74	viewport = Viewport.SOUTH_WEST, lut = Lut.COLOR,
75	cell_to_point = False, outline = True)
76
77	self.camera = Camera(scene = self.scene,
78	data_collector = self.data_collector,
79	viewport = Viewport.SOUTH_WEST)
80
81	def test3D(self):
82	self.camera.setFocalPoint(GlobalPosition(1, 1, 0.3))
83	self.camera.setPosition(GlobalPosition(1, 1, 7))
84	self.camera.isometricView()
85	self.render("TestCamera3D_test3D.jpg")
86
87
88	##############################################################################
89
90
91	if __name__ == '__main__':
92	suite = unittest.TestSuite()
93	suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestCamera2D))
94	suite.addTest(unittest.TestLoader().loadTestsFromTestCase(TestCamera3D))
95	unittest.TextTestRunner(verbosity=2).run(suite)
96