117 lines
5.3 KiB
Python
117 lines
5.3 KiB
Python
import pytest
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import numpy as np
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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= Rotation.from_random()
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rot1= Rotation.from_random()
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rot2= Rotation.from_random()
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rot3= Rotation.from_random()
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#disorientation
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#fromaverage
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#average
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class TestOrientation_vec:
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#@pytest.mark.xfail
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@pytest.mark.parametrize('lattice',Lattice.lattices)
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def test_equivalent_vec(self,lattice):
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ori0=Orientation(rot0,lattice)
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ori1=Orientation(rot1,lattice)
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ori2=Orientation(rot2,lattice)
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ori3=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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ori_vec=Orientation(quat,lattice)
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for s in range(len(ori_vec.lattice.symmetry.symmetryOperations())):
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assert all(ori_vec.equivalent.rotation.as_Eulers()[s,0] == \
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ori0.equivalent[s].rotation.as_Eulers())
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assert all(ori_vec.equivalent.rotation.as_quaternion()[s,1] == \
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ori1.equivalent[s].rotation.as_quaternion())
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assert all(ori_vec.equivalent.rotation.as_Rodrigues()[s,2] == \
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ori2.equivalent[s].rotation.as_Rodrigues())
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assert all(ori_vec.equivalent.rotation.as_cubochoric()[s,3] == \
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ori3.equivalent[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=Orientation(rot0,lattice)
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ori1=Orientation(rot1,lattice)
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ori2=Orientation(rot2,lattice)
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ori3=Orientation(rot3,lattice)
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ori4=ori0.reduced() ; rot4=ori4.rotation #ensure 1 of them is in FZ
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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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ori_vec=Orientation(quat,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=Orientation(rot0,lattice)
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ori1=Orientation(rot1,lattice)
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ori2=Orientation(rot2,lattice)
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ori3=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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ori_vec=Orientation(quat,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).rotation.as_Eulers()[s,0] == \
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ori0.relatedOrientations(model)[s].rotation.as_Eulers())
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assert all(ori_vec.relatedOrientations_vec(model).rotation.as_quaternion()[s,1] == \
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ori1.relatedOrientations(model)[s].rotation.as_quaternion())
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assert all(ori_vec.relatedOrientations_vec(model).rotation.as_Rodrigues()[s,2] == \
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ori2.relatedOrientations(model)[s].rotation.as_Rodrigues())
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assert all(ori_vec.relatedOrientations_vec(model).rotation.as_cubochoric()[s,3] == \
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ori3.relatedOrientations(model)[s].rotation.as_cubochoric())
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@pytest.mark.parametrize('lattice',Lattice.lattices)
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def test_reduced_vec(self,lattice):
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ori0=Orientation(rot0,lattice)
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ori1=Orientation(rot1,lattice)
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ori2=Orientation(rot2,lattice)
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ori3=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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ori_vec=Orientation(quat,lattice)
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assert all(ori_vec.reduced_vec.rotation.as_Eulers()[0] == ori0.reduced().rotation.as_Eulers() )
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assert all(ori_vec.reduced_vec.rotation.as_quaternion()[1] == ori1.reduced().rotation.as_quaternion() )
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assert all(ori_vec.reduced_vec.rotation.as_Rodrigues()[2] == ori2.reduced().rotation.as_Rodrigues() )
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assert all(ori_vec.reduced_vec.rotation.as_cubochoric()[3] == ori3.reduced().rotation.as_cubochoric() )
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assert all(ori_vec.reduced_vec.rotation.as_axis_angle()[4] == ori4.reduced().rotation.as_axis_angle() )
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@pytest.mark.parametrize('lattice',['bcc','fcc','bct'])
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def test_IPFcolor_vec(self,lattice):
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ori0=Orientation(rot0,lattice)
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ori1=Orientation(rot1,lattice)
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ori2=Orientation(rot2,lattice)
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ori3=Orientation(rot3,lattice)
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quat=np.array([rot0.as_quaternion(),rot1.as_quaternion(),\
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rot2.as_quaternion(),rot3.as_quaternion()])
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ori_vec=Orientation(quat,lattice)
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assert np.allclose( ori_vec.IPF_color(np.array([0,0,1]))[0],ori0.IPFcolor(np.array([0,0,1])))
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assert np.allclose( ori_vec.IPF_color(np.array([0,2,1]))[1],ori1.IPFcolor(np.array([0,2,1])))
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assert np.allclose( ori_vec.IPF_color(np.array([0,3,1]))[2],ori2.IPFcolor(np.array([0,3,1])))
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assert np.allclose( ori_vec.IPF_color(np.array([4,0,1]))[3],ori3.IPFcolor(np.array([4,0,1])))
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