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pointquery_utils.py
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pointquery_utils.py
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from __future__ import absolute_import
from os import path
from pyop2 import op2
from pyop2.base import build_itspace
from pyop2.sequential import generate_cell_wrapper
import ffc
def make_args(function):
arg = function.dat(op2.READ, function.cell_node_map())
arg.position = 0
return (arg,)
def make_wrapper(function, **kwargs):
args = make_args(function)
return generate_cell_wrapper(build_itspace(args, function.cell_set), args, **kwargs)
def src_locate_cell(mesh):
src = '#include <evaluate.h>\n'
src += ffc.compile_coordinate_element(mesh.ufl_coordinate_element())
src += make_wrapper(mesh.coordinates,
forward_args=["void*", "double*", "int*"],
kernel_name="to_reference_coords_kernel",
wrapper_name="wrap_to_reference_coords")
with open(path.join(path.dirname(__file__), "locate.cpp")) as f:
src += f.read()
return src