Commit aa97a240 authored by Michael Kuron's avatar Michael Kuron
Browse files

Delete createindexlistcython.pyx

parent 1003e162
# Workaround for cython bug
# see https://stackoverflow.com/questions/8024805/cython-compiled-c-extension-importerror-dynamic-module-does-not-define-init-fu
WORKAROUND = "Something"
import cython
ctypedef fused IntegerType:
short
int
long
long long
unsigned short
unsigned int
unsigned long
@cython.boundscheck(False)
@cython.wraparound(False)
def create_boundary_index_list_2d(object[IntegerType, ndim=2] flag_field,
int nr_of_ghost_layers, IntegerType boundary_mask, IntegerType fluid_mask,
object[int, ndim=2] stencil):
cdef int xs, ys, x, y
cdef int dirIdx, num_directions, dx, dy
xs, ys = flag_field.shape
boundary_index_list = []
num_directions = stencil.shape[0]
for y in range(nr_of_ghost_layers, ys - nr_of_ghost_layers):
for x in range(nr_of_ghost_layers, xs - nr_of_ghost_layers):
if flag_field[x, y] & fluid_mask:
for dirIdx in range(1, num_directions):
dx = stencil[dirIdx,0]
dy = stencil[dirIdx,1]
if flag_field[x + dx, y + dy] & boundary_mask:
boundary_index_list.append((x,y, dirIdx))
return boundary_index_list
@cython.boundscheck(False)
@cython.wraparound(False)
def create_boundary_index_list_3d(object[IntegerType, ndim=3] flag_field,
int nr_of_ghost_layers, IntegerType boundary_mask, IntegerType fluid_mask,
object[int, ndim=2] stencil):
cdef int xs, ys, zs, x, y, z
cdef int dirIdx, num_directions, dx, dy, dz
xs, ys, zs = flag_field.shape
boundary_index_list = []
num_directions = stencil.shape[0]
for z in range(nr_of_ghost_layers, zs - nr_of_ghost_layers):
for y in range(nr_of_ghost_layers, ys - nr_of_ghost_layers):
for x in range(nr_of_ghost_layers, xs - nr_of_ghost_layers):
if flag_field[x, y, z] & fluid_mask:
for dirIdx in range(1, num_directions):
dx = stencil[dirIdx,0]
dy = stencil[dirIdx,1]
dz = stencil[dirIdx,2]
if flag_field[x + dx, y + dy, z + dz] & boundary_mask:
boundary_index_list.append((x,y,z, dirIdx))
return boundary_index_list
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