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DAMASK_EICMD
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polishing

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f.basile 2020-11-25 11:32:07 +01:00
parent cd58278a01
commit eb085958f8
1 changed files with 4 additions and 76 deletions
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80
python/damask/_geom.py
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@ -842,78 +842,6 @@ class Geom:
comments = self.comments+[util.execution_stamp('Geom','vicinity_offset')], comments = self.comments+[util.execution_stamp('Geom','vicinity_offset')],
) )
def ShowGB(self,periodic=False):
"""
Create an extra VTK file to show grain boundaries as feature edges.
Parameters
----------
periodic : Boolean, optional
Show boundaries at periodic nodes too. Defaults to False.
"""
v = VTK.from_polyData(grid_filters.node_coord0(self.grid,self.size,self.origin).reshape(-1,3,order='F'))
cells = vtk.vtkCellArray()
index={}
nodes={}
nodes_PBC={}
if periodic:
nodes_PBC['0']=np.array([])
nodes_PBC['1']=np.array([])
nodes_PBC['2']=np.array([])
else:
nodes_PBC['0']=np.concatenate((
np.arange(0 , np.prod(self.grid+1) , (self.grid[0]+1) ),
np.arange(self.grid[0] , np.prod(self.grid+1) , (self.grid[0]+1) ) ))
nodes_PBC['2']=np.concatenate((
np.arange(0 , np.prod(self.grid[:2]+1) , 1 ),
np.arange(np.prod(self.grid+1) - np.prod(self.grid[:2]+1), \
np.prod(self.grid+1) , 1 ) ))
nodes_PBC['1']=np.concatenate((
np.concatenate([np.arange((i)*np.prod(self.grid[:2]+1), \
(i)*np.prod(self.grid[:2]+1)+ (self.grid[0]+1)) for i in range(self.grid[2]+1)]) ,
np.concatenate([np.arange( (i+1)*np.prod(self.grid[:2]+1)-(self.grid[0]+1),\
(i+1)*np.prod(self.grid[:2]+1)) for i in range(self.grid[2]+1)]) ))
for d_s in [0,1,2]:
base_nodes = np.where(self.material==np.roll(self.material,1,d_s),False,True)
for d in [0,1,2]:
if d_s == d:
base_nodes = np.concatenate((base_nodes,np.take(base_nodes,[0],d)),d)
else:
base_nodes = np.concatenate((base_nodes,np.logical_and(np.take(base_nodes,[0],d),False)),d)
nodes['{}'.format(d_s)]= np.argwhere(base_nodes.flatten(order='F'))[:,0]
index['{}'.format(d_s)]=np.isin(nodes['{}'.format(d_s)],nodes_PBC['{}'.format(d_s)],assume_unique=True,invert=True)
for p in nodes['0'][index['0']]:
q = vtk.vtkQuad()
q.GetPointIds().SetId(0, p)
q.GetPointIds().SetId(1, p+(self.grid[0]+1))
q.GetPointIds().SetId(2, p+np.prod(self.grid[:2]+1)+(self.grid[0]+1))
q.GetPointIds().SetId(3, p+np.prod(self.grid[:2]+1))
cells.InsertNextCell(q)
for p in nodes['1'][index['1']]:
q = vtk.vtkQuad()
q.GetPointIds().SetId(0, p)
q.GetPointIds().SetId(1, p+np.prod(self.grid[:2]+1))
q.GetPointIds().SetId(2, p+np.prod(self.grid[:2]+1)+1)
q.GetPointIds().SetId(3, p+1)
cells.InsertNextCell(q)
for p in nodes['2'][index['2']]:
q = vtk.vtkQuad()
q.GetPointIds().SetId(0, p)
q.GetPointIds().SetId(1, p+1)
q.GetPointIds().SetId(2, p+(self.grid[0]+1)+1)
q.GetPointIds().SetId(3, p+(self.grid[0]+1))
cells.InsertNextCell(q)
v.vtk_data.SetPolys(cells)
v.save('GrainBoundaries')
def get_grain_boundaries(self,periodic=True,direction='x'): def get_grain_boundaries(self,periodic=True,direction='x'):
""" """
Create mesh in VTK to show grain boundaries as feature edges. Create mesh in VTK to show grain boundaries as feature edges.
@ -921,7 +849,7 @@ class Geom:
Parameters Parameters
---------- ----------
periodic : Boolean, optional periodic : Boolean, optional
Show boundaries at periodic nodes too. Defaults to True. Show boundaries across periodicity. Defaults to True.
direction : string direction : string
Show grain boundaries only across a certain direction. ['x','y','z'] Show grain boundaries only across a certain direction. ['x','y','z']
@ -938,9 +866,9 @@ class Geom:
for d in [0,1,2]: for d in [0,1,2]:
extra_layer = np.take(mask,[0],d) if d_s == d else np.zeros_like(np.take(mask,[0],d),bool) extra_layer = np.take(mask,[0],d) if d_s == d else np.zeros_like(np.take(mask,[0],d),bool)
mask = np.concatenate((mask,extra_layer),d) mask = np.concatenate((mask,extra_layer),d)
if d_s == 0 and periodic: mask[0,:,:] = mask[-1,:,:] = False if d_s == 0 and not periodic: mask[0,:,:] = mask[-1,:,:] = False
if d_s == 1 and periodic: mask[:,0,:] = mask[:,-1,:] = False if d_s == 1 and not periodic: mask[:,0,:] = mask[:,-1,:] = False
if d_s == 2 and periodic: mask[:,:,0] = mask[:,:,-1] = False if d_s == 2 and not periodic: mask[:,:,0] = mask[:,:,-1] = False
base_nodes = np.argwhere(mask.flatten(order='F')).reshape(-1,1) base_nodes = np.argwhere(mask.flatten(order='F')).reshape(-1,1)
connectivity = np.block([base_nodes + o[d_s][d] for d in range(4)]) connectivity = np.block([base_nodes + o[d_s][d] for d in range(4)])
return VTK.from_unstructuredGrid(coord,connectivity,'QUAD') return VTK.from_unstructuredGrid(coord,connectivity,'QUAD')