EBSD dataset for testing

use only non-segmented data. Automatically fall back to numeric phase
names if cell_ensemble_data is not found

python/damask/_configmaterial.py

@@ -122,9 +122,9 @@ class ConfigMaterial(Config):
         cell_data : str
             Name of the group (folder) containing cell-wise data. Defaults to 'CellData'.
         cell_ensemble_data : str
-            Name of the group (folder) containing data of cell ensembles.
+            Name of the group (folder) containing data of cell ensembles. This
-            This group is used to inquire the name of the phases. If set to
+            group is used to inquire the name of the phases. Phases will get
-            'None', phases get numeric IDs. Defaults to 'CellEnsembleData'.
+            numeric IDs if this group is not found. Defaults to 'CellEnsembleData'.
         phases : str
             Name of the dataset containing the phase ID (cell-wise or grain-wise).
             Defaults to 'Phases'.
@@ -132,8 +132,8 @@ class ConfigMaterial(Config):
             Name of the dataset containing the crystallographic orientation as
             Euler angles in radians (cell-wise or grain-wise). Defaults to 'EulerAngles'.
         phase_names : str
-            Name of the dataset containing the phase names. It is not used if
+            Name of the dataset containing the phase names. Phases will get
-            cell_ensemble_data is set to 'None. Defaults to 'PhaseName'.
+            numeric IDs if this dataset is not found. Defaults to 'PhaseName'.
         base_group : str
             Path to the group (folder) that contains geometry (_SIMPL_GEOMETRY),
             and grain- or cell-wise data. Defaults to None, in which case
@@ -153,9 +153,13 @@ class ConfigMaterial(Config):
             O = Rotation.from_Euler_angles(f[os.path.join(b,grain_data,Euler_angles)]).as_quaternion() # noqa
             idx = np.arange(phase.size)
 
-        if cell_ensemble_data is not None:
+        if cell_ensemble_data is not None and phase_names is not None:
+            try:
                 names = np.array([s.decode() for s in f[os.path.join(b,cell_ensemble_data,phase_names)]])
                 phase = names[phase]
+            except KeyError:
+                pass
+
 
         base_config = ConfigMaterial({'phase':{k if isinstance(k,int) else str(k):'t.b.d.' for k in np.unique(phase)},
                                       'homogenization':{'direct':{'N_constituents':1}}})

python/tests/reference/ConfigMaterial/measured.dream3d

@@ -0,0 +1 @@
+../Grid/measured.dream3d

python/tests/reference/ConfigMaterial/measured.xdmf

@@ -0,0 +1 @@
+../Grid/measured.xdmf

python/tests/reference/Grid/measured.xdmf

@@ -0,0 +1,77 @@
+<?xml version="1.0"?>
+<!DOCTYPE Xdmf SYSTEM "Xdmf.dtd"[]>
+<Xdmf xmlns:xi="http://www.w3.org/2003/XInclude" Version="2.2">
+ <Domain>
+  <!-- *************** START OF Small IN100 *************** -->
+  <Grid Name="Small IN100" GridType="Uniform">
+    <Topology TopologyType="3DCoRectMesh" Dimensions="2 102 202 "></Topology>
+    <Geometry Type="ORIGIN_DXDYDZ">
+      <!-- Origin  Z, Y, X -->
+      <DataItem Format="XML" Dimensions="3">0 35 -294.7</DataItem>
+      <!-- DxDyDz (Spacing/Resolution) Z, Y, X -->
+      <DataItem Format="XML" Dimensions="3">0.35 0.35 0.35</DataItem>
+    </Geometry>
+    <Attribute Name="Confidence Index" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Float" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/Confidence Index
+      </DataItem>
+    </Attribute>
+    <Attribute Name="EulerAngles" AttributeType="Vector" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 3" NumberType="Float" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/EulerAngles
+      </DataItem>
+    </Attribute>
+    <Attribute Name="FeatureIds" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Int" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/FeatureIds
+      </DataItem>
+    </Attribute>
+    <Attribute Name="Fit" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Float" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/Fit
+      </DataItem>
+    </Attribute>
+    <Attribute Name="IPFColor" AttributeType="Vector" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 3" NumberType="UChar" Precision="1" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/IPFColor
+      </DataItem>
+    </Attribute>
+    <Attribute Name="Image Quality" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Float" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/Image Quality
+      </DataItem>
+    </Attribute>
+    <Attribute Name="Mask" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="uchar" Precision="1" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/Mask
+      </DataItem>
+    </Attribute>
+    <Attribute Name="ParentIds" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Int" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/ParentIds
+      </DataItem>
+    </Attribute>
+    <Attribute Name="Phases" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Int" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/Phases
+      </DataItem>
+    </Attribute>
+    <Attribute Name="SEM Signal" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Float" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/SEM Signal
+      </DataItem>
+    </Attribute>
+    <Attribute Name="X Position" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Float" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/X Position
+      </DataItem>
+    </Attribute>
+    <Attribute Name="Y Position" AttributeType="Scalar" Center="Cell">
+      <DataItem Format="HDF" Dimensions="1 101 201 1" NumberType="Float" Precision="4" >
+        measured.dream3d:/DataContainers/Small IN100/EBSD Scan Data/Y Position
+      </DataItem>
+    </Attribute>
+  </Grid>
+  <!-- *************** END OF Small IN100 *************** -->
+ </Domain>
+</Xdmf>

python/tests/test_ConfigMaterial.py

@@ -1,5 +1,5 @@
 import os
-
+import filecmp
 import pytest
 import numpy as np
 
@@ -118,8 +118,8 @@ class TestConfigMaterial:
         point_c = ConfigMaterial.load_DREAM3D(ref_path/'2phase_irregularGrid.dream3d',
                   cell_ensemble_data = cell_ensemble_data)
 
-        assert point_c.is_valid and grain_c.is_valid
+        assert point_c.is_valid and grain_c.is_valid and \
-        assert len(point_c['material'])+1 == len(grain_c['material'])
+               len(point_c['material'])+1 == len(grain_c['material'])
 
         grain_m = Grid.load_DREAM3D(ref_path/'2phase_irregularGrid.dream3d','FeatureIds').material.flatten()
         point_m = Grid.load_DREAM3D(ref_path/'2phase_irregularGrid.dream3d').material.flatten()
@@ -130,3 +130,11 @@ class TestConfigMaterial:
                                grain_c['material'][j]['constituents'][0]['O'])
             assert point_c['material'][i]['constituents'][0]['phase'] == \
                    grain_c['material'][j]['constituents'][0]['phase']
+
+
+    def test_load_DREAM3D_reference(self,tmp_path,ref_path,update):
+        config = ConfigMaterial.load_DREAM3D(ref_path/'measured.dream3d',cell_data='EBSD Scan Data')
+        config.save(tmp_path/'material.yaml')
+        if update:
+            config.save(ref_path/'measured.material_yaml')
+        assert config.is_valid and filecmp.cmp(tmp_path/'material.yaml',ref_path/'measured.material_yaml')

python/tests/test_Grid.py

@@ -439,3 +439,12 @@ class TestGrid:
         assert np.allclose(grain.origin,point.origin) and \
                np.allclose(grain.size,point.size) and \
                (grain.sort().material == point.material+1).all()
+
+
+    def test_load_DREAM3D_reference(self,ref_path,update):
+        current   = Grid.load_DREAM3D(ref_path/'measured.dream3d',cell_data='EBSD Scan Data')
+        reference = Grid.load(ref_path/'measured')
+        if update:
+            current.save(ref_path/'measured.vtr')
+
+        assert grid_equal(current,reference)