Python SphereRenderer示例

示例#1

文件： main4.py 项目： pavelgrib/hdr

def main():
	renderer = SphereRenderer(511)
	latlongPath = '/Users/paul/github/hdr/GraceCathedral/grace_latlong.pfm'
	writedir = '/Users/paul/github/hdr/cw2/'
	graceLatlong = imageIO.loadPFMFile( latlongPath )
	sphereMapped_pfm = renderer.mapLatlong( graceLatlong )
	imageIO.writePPMFile( latlongPath + 'graceSphere.pfm', sphereMapped_pfm )
	sphereMapped_ppm = imageIO.toPPM( sphereMapped_pfm )
	imageIO.writePPMFile( latlongPath + 'graceSphere.ppm', sphereMapped_ppm )

示例#2

文件： utest_sphere.py 项目： pavelgrib/hdr

class TestSphereRenderer(unittest.TestCase):

    def setUp(self):
        self.renderer = SphereRenderer(511)

    def test_mapXYToPixel(self):
        xyCoord = [0,1]
        pixIdx = self.renderer.mapXYToPixel(xyCoord)
        self.assertTrue( np.allclose( [255, 0], pixIdx))

    def test_ShadeSphereAtPoint(self):
        pt = [pi/2, 0]
        val = [3,4,5]
        self.renderer.shadeSphereAtPoint(pt, val)
        self.assertTrue(np.allclose(self.renderer.data[510,255,:], val, atol=tol))

示例#3

文件： utest_sphere.py 项目： pavelgrib/hdr

 def setUp(self):
     self.renderer = SphereRenderer(511)