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return the grid::value_type instead of hardcoding int

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This commit is contained in:
Dane Springmeyer 2012-12-19 18:06:51 -08:00
parent 3df8574c84
commit e53914463a
1 changed files with 3 additions and 4 deletions
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7
bindings/python/mapnik_grid.cpp
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@ -39,13 +39,12 @@ bool painted(mapnik::grid const& grid)
return grid.painted();
}
int get_pixel(mapnik::grid const& grid, int x, int y)
mapnik::grid::value_type get_pixel(mapnik::grid const& grid, int x, int y)
{
if (x < static_cast<int>(grid.width()) && y < static_cast<int>(grid.height()))
{
mapnik::grid::value_type const * row = grid.getRow(y);
mapnik::grid::value_type const pixel = row[x];
return pixel;
mapnik::grid::data_type const & data = grid.data();
return data(x,y);
}
PyErr_SetString(PyExc_IndexError, "invalid x,y for grid dimensions");
boost::python::throw_error_already_set();