Engineering_Python/SubSampMask.py at master · OnScale/Engineering_Python · GitHub

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# -*- coding: utf-8 -*-

"""

Created on Thu Apr 24 01:53:37 2014

@author: Gerry Harvey

Create a subsampled mask for plotting purposes

every nth point = FALSE

"""

#create full mask array of correct size

mask=np.zeros([300,300], dtype=bool)

mask_sub=np.copy(mask)

Nth = 2

# loop through elements and assign FALSE

for i in range(0,len(mask),Nth):

for j in range(0,len(mask),Nth):

mask_sub[i,j] = True

# shift by 1 and repeat

for i in range(1,len(mask),Nth):

for j in range(1,len(mask),Nth):

mask_sub[i,j] = True

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