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bug: fix nans in Spread #615

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merged 1 commit into from
Oct 6, 2024
Merged

bug: fix nans in Spread #615

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17 changes: 9 additions & 8 deletions pylops/basicoperators/_spread_numba.py
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
import math
import os

from numba import jit, prange
Expand All @@ -21,8 +22,8 @@ def _matvec_numba_table(x, y, dims, interp, table, dtable):
dindices = dtable[ix0, it]

for i, indexfloat in enumerate(indices):
index = int(indexfloat)
if index != -9223372036854775808: # =int(np.nan)
if not math.isnan(indexfloat):
index = int(indexfloat)
if not interp:
y[i, index] += x[ix0, it]
else:
Expand All @@ -45,8 +46,8 @@ def _rmatvec_numba_table(x, y, dims, dimsd, interp, table, dtable):
dindices = dtable[ix0, it]

for i, indexfloat in enumerate(indices):
index = int(indexfloat)
if index != -9223372036854775808: # =int(np.nan)
if not math.isnan(indexfloat):
index = int(indexfloat)
if not interp:
y[ix0, it] += x[i, index]
else:
Expand All @@ -71,8 +72,8 @@ def _matvec_numba_onthefly(x, y, dims, interp, fh):
else:
indices, dindices = fh(ix0, it)
for i, indexfloat in enumerate(indices):
index = int(indexfloat)
if index != -9223372036854775808: # =int(np.nan)
if not math.isnan(indexfloat):
index = int(indexfloat)
if not interp:
y[i, index] += x[ix0, it]
else:
Expand All @@ -95,8 +96,8 @@ def _rmatvec_numba_onthefly(x, y, dims, dimsd, interp, fh):
else:
indices, dindices = fh(ix0, it)
for i, indexfloat in enumerate(indices):
index = int(indexfloat)
if index != -9223372036854775808: # =int(np.nan)
if not math.isnan(indexfloat):
index = int(indexfloat)
if not interp:
y[ix0, it] += x[i, index]
else:
Expand Down