223031012
/
DAMASK_EICMD
mirror of https://github.com/achalhp/DAMASK_EICMD.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

avoid rounding errors related to rotation

This commit is contained in:
Martin Diehl 2020-08-27 09:33:09 +02:00
parent 94797f8325
commit 0d5279863d
1 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
python/tests/test_Geom.py
View File

@ -272,7 +272,7 @@ class TestGeom:
np.random.randint(4,10,(3)),
np.random.rand()*4,
np.random.randint(20)])
def test_add_primitive(self,center1,center2,diameter,exponent):
def test_add_primitive_shift(self,center1,center2,diameter,exponent):
"""Same volume fraction for periodic microstructures and different center."""
o = np.random.random(3)-.5
g = np.random.randint(8,32,(3))
@ -288,11 +288,12 @@ class TestGeom:
@pytest.mark.parametrize('inverse',[True,False])
@pytest.mark.parametrize('periodic',[True,False])
def test_add_primitive_rotation(self,center,inverse,periodic):
g = np.random.randint(8,32,(3))
s = np.random.random()+.5
"""Rotation should not chage result for sphere (avoid discretization errors."""
g = np.array([32,32,32])
fill = np.random.randint(10)+2
G_1 = Geom(np.ones(g,'i'),[s,s,s]).add_primitive(s*.3,center,1,fill,inverse=inverse,periodic=periodic)
G_2 = Geom(np.ones(g,'i'),[s,s,s]).add_primitive(s*.3,center,1,fill,Rotation.from_random(),inverse,periodic=periodic)
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)
assert geom_equal(G_1,G_2)
@pytest.mark.parametrize('trigger',[[1],[]])