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DAMASK_EICMD
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simplified

This commit is contained in:
Martin Diehl 2020-05-24 18:30:45 +02:00
parent 3231a49107
commit 34adefd4ca
1 changed files with 11 additions and 11 deletions
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22
python/damask/_geom.py
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@ -590,23 +590,23 @@ class Geom:
dtype = float if np.isnan(fill) or int(fill) != fill or self.microstructure.dtype==np.float else int
Eulers = R.as_Eulers(degrees=True)
# These rotations are always applied in the reference coordinate system, i.e. (z,x,z) not (z,x',z'')
# this seems to be ok, see https://www.cs.utexas.edu/~theshark/courses/cs354/lectures/cs354-14.pdf
microstructure = ndimage.rotate(self.microstructure,Eulers[2],(0,1),order=0,
prefilter=False,output=dtype,cval=fill) # rotation around z
microstructure = ndimage.rotate(microstructure,Eulers[1],(1,2),order=0,
prefilter=False,output=dtype,cval=fill) # rotation around x
microstructure = ndimage.rotate(microstructure,Eulers[0],(0,1),order=0,
prefilter=False,output=dtype,cval=fill) # rotation around z
origin = self.origin-(np.asarray(microstructure.shape)-self.grid)//2 * self.size/self.grid
microstructure_in = self.get_microstructure()
# These rotations are always applied in the reference coordinate system, i.e. (z,x,z) not (z,x',z'')
# see https://www.cs.utexas.edu/~theshark/courses/cs354/lectures/cs354-14.pdf
for angle,axis in zip(Eulers[::-1], [(0,1),(1,2),(0,1)]):
microstructure_out = ndimage.rotate(microstructure_in,angle,axis,order=0,
prefilter=False,output=dtype,cval=fill)
microstructure_in = microstructure_out
origin = self.origin-(np.asarray(microstructure_out.shape)-self.grid)//2 * self.size/self.grid
#self.add_comments('geom.py:renumber v{}'.format(version)
return self.update(microstructure,origin=origin,rescale=True)
return self.update(microstructure_out,origin=origin,rescale=True)
def canvas(self,grid=None,offset=None,fill=None):
"""Rotate microstructure (pad if required)."""
"""Crop or enlarge/pad microstructure."""
if fill is None: fill = np.nanmax(self.microstructure) + 1
dtype = float if np.isnan(fill) or int(fill) != fill or self.microstructure.dtype==np.float else int