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FIX: Pass a C-contiguous array to points_in_polygon #409

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Merged
jwiggins merged 1 commit into from
Jul 2, 2018
Merged

FIX: Pass a C-contiguous array to points_in_polygon #409

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7 changes: 4 additions & 3 deletions chaco/tools/lasso_selection.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
"""
# Major library imports
import numpy
from numpy import array, empty, sometrue, transpose, vstack, zeros
from numpy import array, empty, sometrue, vstack, zeros, ascontiguousarray

# Enthought library imports
from traits.api import Any, Array, Enum, Event, Bool, Instance, \
Expand Down Expand Up @@ -308,8 +308,9 @@ def _map_data(self, point):
def _get_data(self):
""" Returns the datapoints in the plot, as an Nx2 array of (x,y).
"""
return transpose(array((self.plot.index.get_data(), self.plot.value.get_data())))

points = array((self.plot.index.get_data(),
self.plot.value.get_data()))
return ascontiguousarray(points.T)

#------------------------------------------------------------------------
# Property getter/setters
Expand Down