shortened material_add and allow for multi-constituent; broken from_table...
This commit is contained in:
Philip Eisenlohr
parent
0461c404f7
commit
4a00254dba
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@ -3,6 +3,7 @@ import numpy as np
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from . import Config
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from . import Rotation
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from . import Orientation
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from . import util
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class ConfigMaterial(Config):
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"""Material configuration."""
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@ -46,7 +47,7 @@ class ConfigMaterial(Config):
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@staticmethod
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def from_table(table,constituents={},**kwargs):
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def from_table(table,**kwargs):
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"""
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Load from an ASCII table.
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@ -54,12 +55,9 @@ class ConfigMaterial(Config):
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----------
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table : damask.Table
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Table that contains material information.
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constituents : dict, optional
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Entries for 'constituents'. The key is the name and the value specifies
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the label of the data column in the table
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**kwargs
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Keyword arguments where the key is the name and the value specifies
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the label of the data column in the table
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Keyword arguments where the key is the name and the value specifies
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the label of the data column in the table.
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Examples
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--------
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@ -70,7 +68,7 @@ class ConfigMaterial(Config):
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pos pos pos qu qu qu qu phase homog
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0 0 0 0 0.19 0.8 0.24 -0.51 Aluminum SX
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1 1 0 0 0.8 0.19 0.24 -0.51 Steel SX
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>>> cm.from_table(t,{'O':'qu','phase':'phase'},homogenization='homog')
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>>> cm.from_table(t,O='qu',phase='phase',homogenization='homog')
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material:
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- constituents:
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- O: [0.19, 0.8, 0.24, -0.51]
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@ -86,16 +84,17 @@ class ConfigMaterial(Config):
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phase: {}
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"""
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constituents_ = {k:table.get(v) for k,v in constituents.items()}
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# constituents_ = {k:table.get(v) for k,v in constituents.items()}
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kwargs_ = {k:table.get(v) for k,v in kwargs.items()}
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_,idx = np.unique(np.hstack(list({**constituents_,**kwargs_}.values())),return_index=True,axis=0)
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_,idx = np.unique(kwargs_.values(),return_index=True,axis=0)
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# _,idx = np.unique(np.hstack(list({**constituents_,**kwargs_}.values())),return_index=True,axis=0)
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idx = np.sort(idx)
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constituents_ = {k:np.atleast_1d(v[idx].squeeze()) for k,v in constituents_.items()}
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# constituents_ = {k:np.atleast_1d(v[idx].squeeze()) for k,v in constituents_.items()}
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kwargs_ = {k:np.atleast_1d(v[idx].squeeze()) for k,v in kwargs_.items()}
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return ConfigMaterial().material_add(constituents_,**kwargs_)
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return ConfigMaterial().material_add(**kwargs_)
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@property
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@ -234,7 +233,7 @@ class ConfigMaterial(Config):
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return dup
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def material_add(self,constituents=None,**kwargs):
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def material_add(self,**kwargs):
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"""
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Add material entries.
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@ -248,10 +247,9 @@ class ConfigMaterial(Config):
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Examples
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--------
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>>> import damask
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>>> O = damask.Rotation.from_random(3)
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>>> phase = ['Aluminum','Steel','Aluminum']
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>>> m = damask.ConfigMaterial().material_add(constituents={'phase':phase,'O':O},
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... homogenization='SX')
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>>> m = damask.ConfigMaterial().material_add(phase = ['Aluminum','Steel','Aluminum'],
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... O = damask.Rotation.from_random(3)},
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... homogenization = 'SX')
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>>> m
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material:
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- constituents:
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@ -273,54 +271,30 @@ class ConfigMaterial(Config):
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phase: {}
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"""
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length = -1
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for v in kwargs.values():
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if hasattr(v,'__len__') and not isinstance(v,str):
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if length != -1 and len(v) != length:
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raise ValueError('Cannot add entries of different length')
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else:
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length = len(v)
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length = max(1,length)
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c = [{} for _ in range(length)] if constituents is None else \
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[{'constituents':u} for u in ConfigMaterial._constituents(**constituents)]
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if len(c) == 1: c = [c[0] for _ in range(length)]
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if length != 1 and length != len(c):
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raise ValueError('Cannot add entries of different length')
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N,n,shaped = 1,1,{}
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for k,v in kwargs.items():
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if hasattr(v,'__len__') and not isinstance(v,str):
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for i,vv in enumerate(v):
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c[i][k] = vv.item() if isinstance(vv,np.generic) else vv
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else:
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for i in range(len(c)):
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c[i][k] = v
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shaped[k] = np.array(v)
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s = shaped[k].shape[:-1] if k=='O' else shaped[k].shape
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N = max(N,s[0]) if len(s)>0 else N
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n = max(n,s[1]) if len(s)>1 else n
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mat = [{'constituents':[{} for _ in range(n)]} for _ in range(N)]
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if 'v' not in kwargs:
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shaped['v'] = np.broadcast_to(1/n,(N,n))
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for k,v in shaped.items():
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obj = np.broadcast_to(v.reshape(util.shapeshifter(v.shape,(N,n,4))),(N,n,4)) if k=='O' else \
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np.broadcast_to(v.reshape(util.shapeshifter(v.shape,(N,n ))),(N,n))
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for i in range(N):
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if k in ['phase','O','v']:
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for j in range(n):
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mat[i]['constituents'][j][k] = obj[i,j].item() if isinstance(obj[i,j],np.generic) else obj[i,j]
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else:
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mat[i][k] = obj[i,0].item() if isinstance(obj[i,0],np.generic) else obj[i,0]
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dup = self.copy()
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dup['material'] = dup['material'] + c if 'material' in dup else c
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dup['material'] = dup['material'] + mat if 'material' in dup else mat
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return dup
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@staticmethod
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def _constituents(N=1,**kwargs):
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"""Construct list of constituents."""
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N_material=1
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for v in kwargs.values():
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if hasattr(v,'__len__') and not isinstance(v,str): N_material = len(v)
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if N == 1:
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m = [[{'v':1.0}] for _ in range(N_material)]
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for k,v in kwargs.items():
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if hasattr(v,'__len__') and not isinstance(v,str):
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if len(v) != N_material:
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raise ValueError('Cannot add entries of different length')
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for i,vv in enumerate(np.array(v)):
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m[i][0][k] = vv.item() if isinstance(vv,np.generic) else vv
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else:
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for i in range(N_material):
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m[i][0][k] = v
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return m
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else:
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raise NotImplementedError
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@ -5,6 +5,7 @@ import numpy as np
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from damask import ConfigMaterial
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from damask import Table
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from damask import Rotation
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@pytest.fixture
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def ref_path(ref_path_base):
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@ -85,42 +86,28 @@ class TestConfigMaterial:
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def test_from_table(self):
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N = np.random.randint(3,10)
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a = np.vstack((np.hstack((np.arange(N),np.arange(N)[::-1])),np.ones(N*2),np.zeros(N*2),np.ones(N*2))).T
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t = Table(a,{'varying':2,'constant':2})
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c = ConfigMaterial.from_table(t,constituents={'a':'varying','b':'1_constant'},c='2_constant')
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a = np.vstack((np.hstack((np.arange(N),np.arange(N)[::-1])),np.ones(N*2),np.zeros(N*2),np.ones(N*2),np.ones(N*2))).T
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print(a)
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t = Table(a,{'varying':1,'constant':4})
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c = ConfigMaterial.from_table(t,**{'phase':'varying','O':'constant'})
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assert len(c['material']) == N
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for i,m in enumerate(c['material']):
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c = m['constituents'][0]
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assert m['c'] == 1 and c['b'] == 0 and (c['a'] == [i,1]).all()
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print(c)
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# for i,m in enumerate(c['material']):
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# c = m['constituents'][0]
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# assert m['c'] == 1 and c['b'] == 0 and (c['a'] == [i,1]).all()
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def test_constituents(self):
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c = ConfigMaterial._constituents(c=1,v=[2,3])
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assert c[0][0]['c'] == c[1][0]['c'] == 1
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assert c[0][0]['v'] == c[1][0]['v'] -1 ==2
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@pytest.mark.parametrize('constituents',[{'W':1,'X':[2,3]},{'Y':4},{'Z':[5,6]}])
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@pytest.mark.parametrize('a',[[7.,8.],9.])
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@pytest.mark.parametrize('b',['bd',['efg','hi']])
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def test_material_add(self,tmp_path,constituents,a,b):
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len_c = len(ConfigMaterial()._constituents(1,**constituents))
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len_a = len(a) if isinstance(a,list) else 1
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len_b = len(b) if isinstance(b,list) else 1
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m = ConfigMaterial().material_add(constituents,a=a,b=b)
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m.save()
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assert len(m['material']) == np.max([len_a,len_b,len_c])
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@pytest.mark.parametrize('constituents',[{'W':1,'X':np.array([2,3])},{'Y':4},{'Z':np.array([5,6])}])
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@pytest.mark.parametrize('a',[np.array([7,8]),9])
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def test_material_add_np(self,tmp_path,constituents,a):
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len_c = len(ConfigMaterial()._constituents(1,**constituents))
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len_a = len(a) if isinstance(a,np.ndarray) else 1
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m = ConfigMaterial().material_add(constituents,ld=a)
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m.save()
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assert len(m['material']) == np.max([len_a,len_c])
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@pytest.mark.parametrize('constituents',[{'X':np.array([2,3,4,5])},{'Y':4}])
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@pytest.mark.parametrize('a',[np.array([1,2,3]),[4,5,6]])
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@pytest.mark.parametrize('b',[np.array([6.,7.]),[8.,9.]])
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def test_material_add_invalid(self,constituents,a,b):
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with pytest.raises(ValueError):
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ConfigMaterial().material_add(constituents,a=a,u=b)
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@pytest.mark.parametrize('N,n,kw',[
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(1,1,{'phase':'Gold',
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'O':[1,0,0,0],
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'homogenization':'SX'}),
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(3,1,{'phase':'Gold',
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'O':Rotation.from_random(3),
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'homogenization':'SX'}),
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(2,3,{'phase':np.broadcast_to(['a','b','c'],(2,3)),
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'O':Rotation.from_random((2,3)),
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'homogenization':['SX','PX']}),
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])
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def test_material_add(self,kw,N,n):
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m = ConfigMaterial().material_add(**kw)
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assert len(m['material']) == N
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assert len(m['material'][0]['constituents']) == n
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