speed up for inversePole method. Now only performing symmetry equivalence when asked for SST.
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@ -837,12 +837,12 @@ class Orientation:
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axis rotated according to orientation (using crystal symmetry to ensure location falls into SST)
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'''
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for i,q in enumerate(self.symmetry.equivalentQuaternions(self.quaternion)): # test all symmetric equivalent orientations
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if SST: # pole requested to be within SST
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for i,q in enumerate(self.symmetry.equivalentQuaternions(self.quaternion)): # test all symmetric equivalent orientations
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pole = q.conjugated()*axis # align crystal direction to axis
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if self.symmetry.inSST(pole): break
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if self.symmetry.inSST(pole): print i;break # found SST version
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else:
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pole = q.conjugated()*axis # align crystal direction to axis
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pole = self.quaternion.conjugated()*axis # align crystal direction to axis
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return pole
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@ -853,7 +853,7 @@ class Orientation:
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color = np.zeros(3,'d')
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for i,q in enumerate(self.symmetry.equivalentQuaternions(self.quaternion)):
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for q in self.symmetry.equivalentQuaternions(self.quaternion):
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pole = q.conjugated()*axis # align crystal direction to axis
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inSST,color = self.symmetry.inSST(pole,color=True)
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if inSST: break
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@ -870,14 +870,18 @@ class Orientation:
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usage:
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a = Orientation(Eulers=np.radians([10, 10, 0]), symmetry='hexagonal')
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b = Orientation(Eulers=np.radians([20, 0, 0]), symmetry='hexagonal')
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avg = Orientation.getAverageOrientation([a,b])"""
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avg = Orientation.getAverageOrientation([a,b])
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"""
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if not all(isinstance(item, Orientation) for item in orientationList):
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raise TypeError("Only instances of Orientation can be averaged.")
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n = len(orientationList)
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tmp_m = orientationList.pop(0).quaternion.asM()
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for tmp_o in orientationList:
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tmp_m += tmp_o.quaternion.asM()
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eig, vec = np.linalg.eig(tmp_m/n)
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return Orientation(quaternion = Quaternion(quatArray = vec.T[eig.argmax()]))
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@ -886,9 +890,9 @@ class Orientation:
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if relationModel not in ['KS','GT',"GT'",'NW','Bain']: return None
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variant = int(abs(direction))
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me = 0 if direction > 0 else 1
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other = 1 if direction > 0 else 0
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variant = variant -1
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(me,other) = (0,1) if direction > 0 else (1,0)
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variant -= 1 # why not subtracting two lines above??
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planes = {'KS': \
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np.array([[[ 1, 1, 1],[ 0, 1, 1]],\
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