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DAMASK_EICMD
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Merge remote-tracking branch 'origin/development' into mpi-single-process-read

This commit is contained in:
Martin Diehl 2020-11-13 18:26:34 +01:00
parent e419eea507 bacfe9f462
commit 6dedaedea6
3 changed files with 22 additions and 20 deletions
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2
VERSION
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@ -1 +1 @@
v3.0.0-alpha-681-g946418561
v3.0.0-alpha-689-ge56d56dec

28
python/damask/_geom.py
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@ -564,8 +564,8 @@ class Geom:
If given as floats, coordinates are addressed.
center : int or float numpy.ndarray of shape (3)
Center of the primitive. If given as integers, grid point
locations (cell centers) are addressed.
If given as floats, coordinates are addressed.
coordinates (cell centers) are addressed.
If given as floats, coordinates in space are addressed.
exponent : numpy.ndarray of shape (3) or float
Exponents for the three axes.
0 gives octahedron (ǀxǀ^(2^0) + ǀyǀ^(2^0) + ǀzǀ^(2^0) < 1)
@ -581,25 +581,27 @@ class Geom:
Repeat primitive over boundaries. Defaults to True.
"""
# normalized 'radius' and center
r = np.array(dimension)/self.grid/2.0 if np.array(dimension).dtype in np.sctypes['int'] else \
np.array(dimension)/self.size/2.0
c = (np.array(center) + .5)/self.grid if np.array(center).dtype in np.sctypes['int'] else \
(np.array(center) - self.origin)/self.size
# radius and center
r = np.array(dimension)/2.0*self.size/self.grid if np.array(dimension).dtype in np.sctypes['int'] else \
np.array(dimension)/2.0
c = (np.array(center) + .5)*self.size/self.grid if np.array(center).dtype in np.sctypes['int'] else \
(np.array(center) - self.origin)
coords = grid_filters.cell_coord0(self.grid,np.ones(3)) \
- ((np.ones(3)-(1./self.grid if np.array(center).dtype in np.sctypes['int'] else 0))*0.5 if periodic else c) # periodic center is always at CoG
coords = grid_filters.cell_coord0(self.grid,self.size,
-(0.5*(self.size + (self.size/self.grid
if np.array(center).dtype in np.sctypes['int'] else
0)) if periodic else c))
coords_rot = R.broadcast_to(tuple(self.grid))@coords
with np.errstate(all='ignore'):
mask = np.sum(np.power(coords_rot/r,2.0**np.array(exponent)),axis=-1) > 1.0
if periodic: # translate back to center
mask = np.roll(mask,((c-np.ones(3)*.5)*self.grid).astype(int),(0,1,2))
mask = np.roll(mask,((c/self.size-0.5)*self.grid).round().astype(int),(0,1,2))
fill_ = np.full_like(self.material,np.nanmax(self.material)+1 if fill is None else fill)
return Geom(material = np.where(np.logical_not(mask) if inverse else mask, self.material,fill_),
return Geom(material = np.where(np.logical_not(mask) if inverse else mask,
self.material,
np.nanmax(self.material)+1 if fill is None else fill),
size = self.size,
origin = self.origin,
comments = self.comments+[util.execution_stamp('Geom','add_primitive')],

10
python/tests/test_Geom.py
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@ -265,12 +265,12 @@ class TestGeom:
@pytest.mark.parametrize('inverse',[True,False])
@pytest.mark.parametrize('periodic',[True,False])
def test_add_primitive_rotation(self,center,inverse,periodic):
"""Rotation should not change result for sphere (except for discretization errors)."""
g = np.array([32,32,32])
"""Rotation should not change result for sphere."""
g = np.random.randint(8,32,(3))
s = np.random.random(3)+.5
fill = np.random.randint(10)+2
eu=np.array([np.random.randint(4),np.random.randint(2),np.random.randint(4)])*.5*np.pi
G_1 = Geom(np.ones(g,'i'),[1.,1.,1.]).add_primitive(.3,center,1,fill,inverse=inverse,periodic=periodic)
G_2 = Geom(np.ones(g,'i'),[1.,1.,1.]).add_primitive(.3,center,1,fill,Rotation.from_Eulers(eu),inverse,periodic=periodic)
G_1 = Geom(np.ones(g,'i'),s).add_primitive(.3,center,1,fill,inverse=inverse,periodic=periodic)
G_2 = Geom(np.ones(g,'i'),s).add_primitive(.3,center,1,fill,Rotation.from_random(),inverse,periodic=periodic)
assert geom_equal(G_1,G_2)