93 lines
4.0 KiB
Python
93 lines
4.0 KiB
Python
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import os
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from itertools import permutations
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import pytest
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import numpy as np
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import damask
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from damask import Rotation
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from damask import Orientation
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from damask import Lattice
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rot0= damask.Rotation.from_random()
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rot1= damask.Rotation.from_random()
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rot2= damask.Rotation.from_random()
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rot3= damask.Rotation.from_random()
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class TestOrientation_vec:
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@pytest.mark.parametrize('lattice',Lattice.lattices)
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def test_equivalentOrientations_vec(self,lattice):
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ori0=damask.Orientation(rot0,lattice)
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ori1=damask.Orientation(rot1,lattice)
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ori2=damask.Orientation(rot2,lattice)
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ori3=damask.Orientation(rot3,lattice)
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quat=np.array([rot0.as_quaternion(),rot1.as_quaternion(),rot2.as_quaternion(),rot3.as_quaternion()])
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rot_vec=damask.Rotation.from_quaternion(quat)
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ori_vec=damask.Orientation(rot_vec,lattice)
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for s in range(len(ori_vec.lattice.symmetry.symmetryOperations())):
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assert all(ori_vec.equivalent_vec()[s,0].rotation.as_Eulers() == \
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ori0.equivalentOrientations()[s].rotation.as_Eulers())
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assert all(ori_vec.equivalent_vec()[s,1].rotation.as_quaternion() == \
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ori1.equivalentOrientations()[s].rotation.as_quaternion())
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assert all(ori_vec.equivalent_vec()[s,2].rotation.as_Rodrigues() == \
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ori2.equivalentOrientations()[s].rotation.as_Rodrigues())
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assert all(ori_vec.equivalent_vec()[s,3].rotation.as_cubochoric() == \
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ori3.equivalentOrientations()[s].rotation.as_cubochoric())
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@pytest.mark.parametrize('lattice',Lattice.lattices)
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def test_inFZ_vec(self,lattice):
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ori0=damask.Orientation(rot0,lattice)
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ori1=damask.Orientation(rot1,lattice)
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ori2=damask.Orientation(rot2,lattice)
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ori3=damask.Orientation(rot3,lattice)
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#ensure 1 of them is in FZ
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ori4=ori0.reduced()
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rot4=ori4.rotation
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quat=np.array([rot0.as_quaternion(),rot1.as_quaternion(),\
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rot2.as_quaternion(),rot3.as_quaternion(), rot4.as_quaternion()])
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rot_vec=damask.Rotation.from_quaternion(quat)
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ori_vec=damask.Orientation(rot_vec,lattice)
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assert ori_vec.inFZ_vec()[0] == ori0.inFZ()
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assert ori_vec.inFZ_vec()[1] == ori1.inFZ()
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assert ori_vec.inFZ_vec()[2] == ori2.inFZ()
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assert ori_vec.inFZ_vec()[3] == ori3.inFZ()
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assert ori_vec.inFZ_vec()[4] == ori4.inFZ()
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@pytest.mark.parametrize('model',['Bain','KS','GT','GT_prime','NW','Pitsch'])
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@pytest.mark.parametrize('lattice',['fcc','bcc'])
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def test_relatedOrientations_vec(self,model,lattice):
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ori0=damask.Orientation(rot0,lattice)
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ori1=damask.Orientation(rot1,lattice)
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ori2=damask.Orientation(rot2,lattice)
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ori3=damask.Orientation(rot3,lattice)
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quat=np.array([rot0.as_quaternion(),rot1.as_quaternion(),rot2.as_quaternion(),rot3.as_quaternion()])
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rot_vec=damask.Rotation.from_quaternion(quat)
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ori_vec=damask.Orientation(rot_vec,lattice)
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for s in range(len(ori1.lattice.relationOperations(model)['rotations'])):
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assert all(ori_vec.relatedOrientations_vec(model)[s,0].rotation.as_Eulers() == \
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ori0.relatedOrientations(model)[s].rotation.as_Eulers())
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assert all(ori_vec.relatedOrientations_vec(model)[s,1].rotation.as_quaternion() == \
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ori1.relatedOrientations(model)[s].rotation.as_quaternion())
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assert all(ori_vec.relatedOrientations_vec(model)[s,2].rotation.as_Rodrigues() == \
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ori2.relatedOrientations(model)[s].rotation.as_Rodrigues())
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assert all(ori_vec.relatedOrientations_vec(model)[s,3].rotation.as_cubochoric() == \
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ori3.relatedOrientations(model)[s].rotation.as_cubochoric())
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