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DAMASK_EICMD
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use brackets for line continuation with comments

This commit is contained in:
Martin Diehl 2019-11-28 05:41:53 +01:00
parent 98d5738fe6
commit b85049cb81
2 changed files with 9 additions and 7 deletions
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1
python/damask/__init__.py
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@ -23,4 +23,5 @@ from .util import extendableOption # noqa
# functions in modules
from . import mechanics # noqa
from . import grid_filters # noqa

15
python/damask/grid_filters.py
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@ -26,10 +26,10 @@ def curl(size,field):
e[0, 1, 2] = e[1, 2, 0] = e[2, 0, 1] = +1.0 # Levi-Civita symbol
e[0, 2, 1] = e[2, 1, 0] = e[1, 0, 2] = -1.0
curl_fourier = np.einsum('slm,ijkl,ijkm, ->ijks', e,k_s,field_fourier)*2.0j*np.pi if n == 3 else# vector, 3 -> 3
np.einsum('slm,ijkl,ijknm,->ijksn',e,k_s,field_fourier)*2.0j*np.pi # tensor, 3x3 -> 3x3
curl = (np.einsum('slm,ijkl,ijkm, ->ijks', e,k_s,field_fourier)*2.0j*np.pi if n == 3 else # vector, 3 -> 3
np.einsum('slm,ijkl,ijknm,->ijksn',e,k_s,field_fourier)*2.0j*np.pi) # tensor, 3x3 -> 3x3
return np.fft.irfftn(curl_fourier,axes=(0,1,2),s=shapeFFT).reshape([N,n])
return np.fft.irfftn(curl,axes=(0,1,2),s=shapeFFT).reshape([N,n])
def divergence(size,field):
@ -53,8 +53,8 @@ def divergence(size,field):
kk, kj, ki = np.meshgrid(k_sk,k_sj,k_si,indexing = 'ij')
k_s = np.concatenate((ki[:,:,:,None],kj[:,:,:,None],kk[:,:,:,None]),axis = 3).astype('c16')
div_fourier = np.einsum('ijkl,ijkl ->ijk', k_s,field_fourier)*2.0j*np.pi if n == 3 else # vector, 3 -> 1
np.einsum('ijkm,ijklm->ijkl',k_s,field_fourier)*2.0j*np.pi # tensor, 3x3 -> 3
divergence = (np.einsum('ijkl,ijkl ->ijk', k_s,field_fourier)*2.0j*np.pi if n == 3 else # vector, 3 -> 1
np.einsum('ijkm,ijklm->ijkl',k_s,field_fourier)*2.0j*np.pi) # tensor, 3x3 -> 3
return np.fft.irfftn(div_fourier,axes=(0,1,2),s=shapeFFT).reshape([N,n//3])
@ -79,8 +79,9 @@ def gradient(size,field):
kk, kj, ki = np.meshgrid(k_sk,k_sj,k_si,indexing = 'ij')
k_s = np.concatenate((ki[:,:,:,None],kj[:,:,:,None],kk[:,:,:,None]),axis = 3).astype('c16')
grad_fourier = np.einsum('ijkl,ijkm->ijkm', field_fourier,k_s)*2.0j*np.pi if n == 1 else # scalar, 1 -> 3
np.einsum('ijkl,ijkm->ijklm',field_fourier,k_s)*2.0j*np.pi # vector, 3 -> 3x3
gradient = (np.einsum('ijkl,ijkm->ijkm', field_fourier,k_s)*2.0j*np.pi if n == 1 else # scalar, 1 -> 3
np.einsum('ijkl,ijkm->ijklm',field_fourier,k_s)*2.0j*np.pi) # vector, 3 -> 3x3
return np.fft.irfftn(grad_fourier,axes=(0,1,2),s=shapeFFT).reshape([N,3*n])