def testImportInverseXformOpsOnly(self):
"""
Tests that importing a USD cube mesh that has XformOps on it all tagged
as inverse ops results in the correct transform when imported into Maya.
"""
usdFile = os.path.join(self.inputPath, "UsdImportXformsTest", "UsdImportXformsTest.usda")
cmds.usdImport(file=usdFile, shadingMode='none')
mayaTransform = self._GetMayaTransform('InverseOpsOnlyCube')
transformationMatrix = mayaTransform.transformation()
expectedTranslation = [-1.0, -2.0, -3.0]
actualTranslation = list(
transformationMatrix.translation(OM.MSpace.kTransform))
self.assertTrue(
Gf.IsClose(expectedTranslation, actualTranslation, self.EPSILON))
expectedRotation = [0.0, 0.0, Gf.DegreesToRadians(-45.0)]
actualRotation = list(transformationMatrix.rotation())
self.assertTrue(
Gf.IsClose(expectedRotation, actualRotation, self.EPSILON))
expectedScale = [2.0, 2.0, 2.0]
actualScale = list(transformationMatrix.scale(OM.MSpace.kTransform))
self.assertTrue(
Gf.IsClose(expectedScale, actualScale, self.EPSILON))
def testImportXformsRotateAxis(self):
"""
Tests that importing xforms that have a rotateAxis with rotate order other than just XYZ
still imports correctly
"""
usdFile = os.path.join(self.inputPath, "UsdImportXformsTest",
"UsdImportXformsTestRotateAxis.usda")
cmds.usdImport(file=usdFile, shadingMode=[
["none", "default"],
])
expectedRotates = {
'X': (60, 0, 0),
'Y': (0, 60, 0),
'Z': (0, 0, 60),
'XYZ': (-120, 60, 0),
'YZX': (-106.1021138, 25.6589063, 56.3099325),
'ZXY': (120, -60, 0),
'XZY': (-120, -60, 0),
'YXZ': (106.1021138, 25.6589063, -56.3099325),
'ZYX': (-106.1021138, -25.6589063, -56.3099325),
}
expectedScale = (.5, .5, .5)
expectedTranslation = (1.0, 2.0, 3.0)
for rotOrderName in expectedRotates.keys():
expectedRotation = expectedRotates[rotOrderName]
mayaTransform = self._GetMayaTransform(rotOrderName)
transformationMatrix = mayaTransform.transformation()
actualTranslation = list(
transformationMatrix.translation(OM.MSpace.kTransform))
self.assertTrue(
Gf.IsClose(expectedTranslation, actualTranslation,
self.EPSILON))
expectedRotation = [
Gf.DegreesToRadians(x) for x in expectedRotation
]
actualRotation = transformationMatrix.rotationOrientation(
).asEulerRotation()
actualRotation = list(actualRotation)
#print rotOrderName, actualRotation
self.assertTrue(
Gf.IsClose(expectedRotation, actualRotation, self.EPSILON))
actualScale = list(transformationMatrix.scale(
OM.MSpace.kTransform))
self.assertTrue(
Gf.IsClose(expectedScale, actualScale, self.EPSILON))
