Merge branch 'generalize-configmaterial' into 'development'

Generalize configmaterial

See merge request damask/DAMASK!346

PRIVATE

@@ -1 +1 @@
-Subproject commit f654a4143b1fbbecd137dc5d2193f5cf48ab1448
+Subproject commit 0289c1bbfec1a1aef77a8cbaeed134035549e738

python/damask/_configmaterial.py

@@ -3,6 +3,7 @@ import numpy as np
 from . import Config
 from . import Rotation
 from . import Orientation
+from . import util
 
 class ConfigMaterial(Config):
     """Material configuration."""
@@ -46,7 +47,7 @@ class ConfigMaterial(Config):
 
 
     @staticmethod
-    def from_table(table,constituents={},**kwargs):
+    def from_table(table,**kwargs):
         """
         Load from an ASCII table.
 
@@ -54,12 +55,9 @@ class ConfigMaterial(Config):
         ----------
         table : damask.Table
             Table that contains material information.
-        constituents : dict, optional
-            Entries for 'constituents'. The key is the name and the value specifies
-            the label of the data column in the table
         **kwargs
-            Keyword arguments where the key is the name and  the value specifies
+            Keyword arguments where the key is the name and the value specifies
-            the label of the data column in the table
+            the label of the data column in the table.
 
         Examples
         --------
@@ -70,7 +68,8 @@ class ConfigMaterial(Config):
             pos  pos  pos   qu   qu    qu    qu   phase    homog
         0    0    0    0  0.19  0.8   0.24 -0.51  Aluminum SX
         1    1    0    0  0.8   0.19  0.24 -0.51  Steel    SX
-        >>> cm.from_table(t,{'O':'qu','phase':'phase'},homogenization='homog')
+        1    1    1    0  0.8   0.19  0.24 -0.51  Steel    SX
+        >>> cm.from_table(t,O='qu',phase='phase',homogenization='homog')
         material:
           - constituents:
               - O: [0.19, 0.8, 0.24, -0.51]
@@ -86,16 +85,13 @@ class ConfigMaterial(Config):
         phase: {}
 
         """
-        constituents_ = {k:table.get(v) for k,v in constituents.items()}
         kwargs_       = {k:table.get(v) for k,v in kwargs.items()}
 
-        _,idx = np.unique(np.hstack(list({**constituents_,**kwargs_}.values())),return_index=True,axis=0)
+        _,idx = np.unique(np.hstack(list(kwargs_.values())),return_index=True,axis=0)
-
         idx = np.sort(idx)
-        constituents_ = {k:np.atleast_1d(v[idx].squeeze()) for k,v in constituents_.items()}
+        kwargs_ = {k:np.atleast_1d(v[idx].squeeze()) for k,v in kwargs_.items()}
-        kwargs_       = {k:np.atleast_1d(v[idx].squeeze()) for k,v in kwargs_.items()}
 
-        return ConfigMaterial().material_add(constituents_,**kwargs_)
+        return ConfigMaterial().material_add(**kwargs_)
 
 
     @property
@@ -153,7 +149,7 @@ class ConfigMaterial(Config):
 
     @property
     def is_valid(self):
-        """Check for valid file layout."""
+        """Check for valid content."""
         ok = True
 
         if 'phase' in self:
@@ -162,8 +158,7 @@ class ConfigMaterial(Config):
                     try:
                         Orientation(lattice=v['lattice'])
                     except KeyError:
-                        s = v['lattice']
+                        print(f"Invalid lattice '{v['lattice']}' in phase '{k}'")
-                        print(f"Invalid lattice: '{s}' in phase '{k}'")
                         ok = False
 
         if 'material' in self:
@@ -171,16 +166,15 @@ class ConfigMaterial(Config):
                 if 'constituents' in m:
                     v = 0.0
                     for c in m['constituents']:
-                        v+= float(c['v'])
+                        v += float(c['v'])
                         if 'O' in c:
                             try:
                                 Rotation.from_quaternion(c['O'])
                             except ValueError:
-                                o = c['O']
+                                print(f"Invalid orientation '{c['O']}' in material '{i}'")
-                                print(f"Invalid orientation: '{o}' in material '{i}'")
                                 ok = False
                     if not np.isclose(v,1.0):
-                        print(f"Invalid total fraction (v) '{v}' in material '{i}'")
+                        print(f"Total fraction v = {v} ≠ 1 in material '{i}'")
                         ok = False
 
         return ok
@@ -199,6 +193,11 @@ class ConfigMaterial(Config):
         constituent: list of ints, optional
             Limit renaming to selected constituents.
 
+        Returns
+        -------
+        cfg : damask.ConfigMaterial
+            Updated material configuration.
+
         """
         dup = self.copy()
         for i,m in enumerate(dup['material']):
@@ -223,6 +222,11 @@ class ConfigMaterial(Config):
         ID: list of ints, optional
             Limit renaming to selected homogenization IDs.
 
+        Returns
+        -------
+        cfg : damask.ConfigMaterial
+            Updated material configuration.
+
         """
         dup = self.copy()
         for i,m in enumerate(dup['material']):
@@ -234,24 +238,27 @@ class ConfigMaterial(Config):
         return dup
 
 
-    def material_add(self,constituents=None,**kwargs):
+    def material_add(self,**kwargs):
         """
         Add material entries.
 
         Parameters
         ----------
-        constituents : dict, optional
-            Entries for 'constituents' as key-value pair.
         **kwargs
             Key-value pairs.
 
+        Returns
+        -------
+        cfg : damask.ConfigMaterial
+            Updated material configuration.
+
         Examples
         --------
+        >>> import numpy as np
         >>> import damask
-        >>> O = damask.Rotation.from_random(3)
+        >>> m = damask.ConfigMaterial().material_add(phase          = ['Aluminum','Steel'],
-        >>> phase = ['Aluminum','Steel','Aluminum']
+        ...                                          O              = damask.Rotation.from_random(2),
-        >>> m = damask.ConfigMaterial().material_add(constituents={'phase':phase,'O':O},
+        ...                                          homogenization = 'SX')
-        ...                                          homogenization='SX')
         >>> m
         material:
           - constituents:
@@ -264,63 +271,59 @@ class ConfigMaterial(Config):
                 v: 1.0
                 phase: Steel
             homogenization: SX
+        homogenization: {}
+        phase: {}
+
+        >>> m = damask.ConfigMaterial().material_add(phase          = np.array(['Austenite','Martensite']).reshape(1,2),
+        ...                                          O              = damask.Rotation.from_random((2,2)),
+        ...                                          v              = np.array([0.2,0.8]).reshape(1,2),
+        ...                                          homogenization = ['A','B'])
+        >>> m
+        material:
           - constituents:
-              - O: [0.0886257, -0.144848, 0.615674, -0.769487]
+              - phase: Austenite
-                v: 1.0
+                O: [0.659802978293224, 0.6953785848195171, 0.22426295326327111, -0.17554139512785227]
-                phase: Aluminum
+                v: 0.2
-            homogenization: SX
+              - phase: Martensite
+                O: [0.49356745891301596, 0.2841806579193434, -0.7487679215072818, -0.339085707289975]
+                v: 0.8
+            homogenization: A
+          - constituents:
+              - phase: Austenite
+                O: [0.26542221365204055, 0.7268854930702071, 0.4474726435701472, -0.44828201137283735]
+                v: 0.2
+              - phase: Martensite
+                O: [0.6545817158479885, -0.08004812803625233, -0.6226561293931374, 0.4212059104577611]
+                v: 0.8
+            homogenization: B
         homogenization: {}
         phase: {}
 
         """
-        length = -1
+        N,n,shaped = 1,1,{}
-        for v in kwargs.values():
-            if hasattr(v,'__len__') and not isinstance(v,str):
-                if length != -1 and len(v) != length:
-                    raise ValueError('Cannot add entries of different length')
-                else:
-                    length = len(v)
-        length = max(1,length)
-
-        c = [{} for _ in range(length)] if constituents is None else \
-            [{'constituents':u} for u in ConfigMaterial._constituents(**constituents)]
-
-        if len(c) == 1: c = [c[0] for _ in range(length)]
-
-        if length != 1 and length != len(c):
-            raise ValueError('Cannot add entries of different length')
 
         for k,v in kwargs.items():
-            if hasattr(v,'__len__') and not isinstance(v,str):
+            shaped[k] = np.array(v)
-                for i,vv in enumerate(v):
+            s = shaped[k].shape[:-1] if k=='O' else shaped[k].shape
-                    c[i][k] = vv.item() if isinstance(vv,np.generic) else vv
+            N = max(N,s[0]) if len(s)>0 else N
-            else:
+            n = max(n,s[1]) if len(s)>1 else n
-                for i in range(len(c)):
+
-                    c[i][k] = v
+        mat = [{'constituents':[{} for _ in range(n)]} for _ in range(N)]
+
+        if 'v' not in kwargs:
+            shaped['v'] = np.broadcast_to(1/n,(N,n))
+
+        for k,v in shaped.items():
+            target = (N,n,4) if k=='O' else (N,n)
+            obj = np.broadcast_to(v.reshape(util.shapeshifter(v.shape,target,mode='right')),target)
+            for i in range(N):
+                if k in ['phase','O','v']:
+                    for j in range(n):
+                        mat[i]['constituents'][j][k] = obj[i,j].item() if isinstance(obj[i,j],np.generic) else obj[i,j]
+                else:
+                    mat[i][k] = obj[i,0].item() if isinstance(obj[i,0],np.generic) else obj[i,0]
+
         dup = self.copy()
-        dup['material'] = dup['material'] + c if 'material' in dup else c
+        dup['material'] = dup['material'] + mat if 'material' in dup else mat
 
         return dup
-
-
-    @staticmethod
-    def _constituents(N=1,**kwargs):
-        """Construct list of constituents."""
-        N_material=1
-        for v in kwargs.values():
-            if hasattr(v,'__len__') and not isinstance(v,str): N_material = len(v)
-
-        if N == 1:
-            m = [[{'v':1.0}] for _ in range(N_material)]
-            for k,v in kwargs.items():
-                if hasattr(v,'__len__') and not isinstance(v,str):
-                    if len(v) != N_material:
-                        raise ValueError('Cannot add entries of different length')
-                    for i,vv in enumerate(np.array(v)):
-                        m[i][0][k] = vv.item() if isinstance(vv,np.generic) else vv
-                else:
-                    for i in range(N_material):
-                        m[i][0][k] = v
-            return m
-        else:
-            raise NotImplementedError

python/damask/_grid.py

@@ -122,7 +122,7 @@ class Grid:
 
     @size.setter
     def size(self,size):
-        if len(size) != 3 or any(np.array(size) <= 0):
+        if len(size) != 3 or any(np.array(size) < 0):
             raise ValueError(f'invalid size {size}')
         else:
             self._size = np.array(size)
@@ -303,7 +303,7 @@ class Grid:
             Need to be ordered (1./x fast, 3./z slow).
         labels : str or list of str
             Label(s) of the columns containing the material definition.
-            Each unique combintation of values results in one material ID.
+            Each unique combination of values results in one material ID.
 
         """
         cells,size,origin = grid_filters.cellsSizeOrigin_coordinates0_point(table.get(coordinates))

python/tests/test_ConfigMaterial.py

@@ -5,6 +5,7 @@ import numpy as np
 
 from damask import ConfigMaterial
 from damask import Table
+from damask import Rotation
 
 @pytest.fixture
 def ref_path(ref_path_base):
@@ -85,42 +86,26 @@ class TestConfigMaterial:
 
     def test_from_table(self):
         N = np.random.randint(3,10)
-        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
+        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
-        t = Table(a,{'varying':2,'constant':2})
+        print(a)
-        c = ConfigMaterial.from_table(t,constituents={'a':'varying','b':'1_constant'},c='2_constant')
+        t = Table(a,{'varying':1,'constant':4})
+        c = ConfigMaterial.from_table(t,**{'phase':'varying','O':'constant','homogenization':'4_constant'})
         assert len(c['material']) == N
         for i,m in enumerate(c['material']):
-            c = m['constituents'][0]
+            assert m['homogenization'] == 1 and (m['constituents'][0]['O'] == [1,0,1,1]).all()
-            assert m['c'] == 1 and c['b'] == 0 and (c['a'] == [i,1]).all()
 
-    def test_constituents(self):
+    @pytest.mark.parametrize('N,n,kw',[
-        c = ConfigMaterial._constituents(c=1,v=[2,3])
+                                        (1,1,{'phase':'Gold',
-        assert c[0][0]['c'] == c[1][0]['c']    == 1
+                                              'O':[1,0,0,0],
-        assert c[0][0]['v'] == c[1][0]['v'] -1 ==2
+                                              'homogenization':'SX'}),
-
+                                        (3,1,{'phase':'Gold',
-    @pytest.mark.parametrize('constituents',[{'W':1,'X':[2,3]},{'Y':4},{'Z':[5,6]}])
+                                              'O':Rotation.from_random(3),
-    @pytest.mark.parametrize('a',[[7.,8.],9.])
+                                              'homogenization':'SX'}),
-    @pytest.mark.parametrize('b',['bd',['efg','hi']])
+                                        (2,3,{'phase':np.broadcast_to(['a','b','c'],(2,3)),
-    def test_material_add(self,tmp_path,constituents,a,b):
+                                              'O':Rotation.from_random((2,3)),
-        len_c = len(ConfigMaterial()._constituents(1,**constituents))
+                                              'homogenization':['SX','PX']}),
-        len_a = len(a) if isinstance(a,list) else 1
+                                        ])
-        len_b = len(b) if isinstance(b,list) else 1
+    def test_material_add(self,kw,N,n):
-        m = ConfigMaterial().material_add(constituents,a=a,b=b)
+        m = ConfigMaterial().material_add(**kw)
-        m.save()
+        assert len(m['material']) == N
-        assert len(m['material']) == np.max([len_a,len_b,len_c])
+        assert len(m['material'][0]['constituents']) == n
-
-    @pytest.mark.parametrize('constituents',[{'W':1,'X':np.array([2,3])},{'Y':4},{'Z':np.array([5,6])}])
-    @pytest.mark.parametrize('a',[np.array([7,8]),9])
-    def test_material_add_np(self,tmp_path,constituents,a):
-        len_c = len(ConfigMaterial()._constituents(1,**constituents))
-        len_a = len(a) if isinstance(a,np.ndarray) else 1
-        m = ConfigMaterial().material_add(constituents,ld=a)
-        m.save()
-        assert len(m['material']) == np.max([len_a,len_c])
-
-    @pytest.mark.parametrize('constituents',[{'X':np.array([2,3,4,5])},{'Y':4}])
-    @pytest.mark.parametrize('a',[np.array([1,2,3]),[4,5,6]])
-    @pytest.mark.parametrize('b',[np.array([6.,7.]),[8.,9.]])
-    def test_material_add_invalid(self,constituents,a,b):
-        with pytest.raises(ValueError):
-            ConfigMaterial().material_add(constituents,a=a,u=b)