Generated by Cython 0.29.30

Yellow lines hint at Python interaction.
Click on a line that starts with a "+" to see the C code that Cython generated for it.

Raw output: pmesh2domain_ext.c

+001: #cython: wraparound=False, boundscheck=False, cdivision=True, profile=False, nonecheck=False, overflowcheck=False, cdivision_warnings=False, unraisable_tracebacks=False
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 002: import cython
 003: from cython cimport typeof
 004: 
 005: # import both numpy and the Cython declarations for numpy
+006: import numpy as np
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 007: cimport numpy as np
 008: 
 009: # declare the interface to the C code
 010: cdef extern from "pmesh2domain.c":
 011: 	# If the structs are defined using typedef in the C code, we have to use ctypedef here.
 012: 	# Otherwise, it will lead to weird errors.
 013: 	ctypedef struct UT_hash_handle:
 014: 		pass
 015: 	ctypedef struct segment_key_t:
 016: 		int i
 017: 		int j
 018: 	ctypedef struct segment_t:
 019: 		segment_key_t key
 020: 		int vol_id
 021: 		int edge_id
 022: 		UT_hash_handle hh
 023: 	void add_segment(segment_key_t key, int vol_id, int edge_id)
 024: 	segment_t* find_segment(segment_key_t key)
 025: 	void delete_segment(segment_t* segment)
 026: 	void delete_segment_all()
 027: 	void print_segments()
 028: 	int vol_id_sort(segment_t* a, segment_t* b)
 029: 	int key_sort(segment_t* a, segment_t* b)
 030: 	void sort_by_vol_id()
 031: 	void sort_by_key()
 032: 
+033: def build_boundary_dictionary(np.ndarray[long, ndim=2, mode="c"] triangles not None,\
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 034: 							np.ndarray[long, ndim=2, mode="c"] segments not None,\
 035: 							list segment_tags,\
 036: 							dict tag_dict):
 037: 	"""
 038: 	Update neighbours array using triangle
 039: 
 040: 	N is number of nodes (vertices)
 041: 	triangle nodes defining triangles
 042: 	neighbour across edge_id
 043: 	neighbour_segments edge_id of segment in neighbouring triangle
 044: 	number_of_boundaries
 045: 	"""
 046: 
 047: 	cdef int M, N
+048: 	cdef int err = 0
  __pyx_v_err = 0;
 049: 	cdef int k, a, b, c, vol_id, edge_id, len_tag
 050: 
 051: 	cdef char* string
 052: 	cdef segment_t* s
 053: 	cdef segment_key_t key
 054: 
+055: 	M = triangles.shape[0]
  __pyx_v_M = (__pyx_v_triangles->dimensions[0]);
+056: 	N = segments.shape[0]
  __pyx_v_N = (__pyx_v_segments->dimensions[0]);
 057: 
 058: 	# Step 1: Populate hashtable. We use a key based on the node_ids of the two nodes defining the segment
+059: 	for k in xrange(M):
  __pyx_t_1 = __pyx_v_M;
  __pyx_t_2 = __pyx_t_1;
  for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
    __pyx_v_k = __pyx_t_3;
 060: 
+061: 		a = triangles[k,0]
    __pyx_t_4 = __pyx_v_k;
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    __pyx_v_a = (*__Pyx_BufPtrCContig2d(long *, __pyx_pybuffernd_triangles.rcbuffer->pybuffer.buf, __pyx_t_4, __pyx_pybuffernd_triangles.diminfo[0].strides, __pyx_t_5, __pyx_pybuffernd_triangles.diminfo[1].strides));
+062: 		b = triangles[k,1]
    __pyx_t_5 = __pyx_v_k;
    __pyx_t_4 = 1;
    __pyx_v_b = (*__Pyx_BufPtrCContig2d(long *, __pyx_pybuffernd_triangles.rcbuffer->pybuffer.buf, __pyx_t_5, __pyx_pybuffernd_triangles.diminfo[0].strides, __pyx_t_4, __pyx_pybuffernd_triangles.diminfo[1].strides));
+063: 		c = triangles[k,2]
    __pyx_t_4 = __pyx_v_k;
    __pyx_t_5 = 2;
    __pyx_v_c = (*__Pyx_BufPtrCContig2d(long *, __pyx_pybuffernd_triangles.rcbuffer->pybuffer.buf, __pyx_t_4, __pyx_pybuffernd_triangles.diminfo[0].strides, __pyx_t_5, __pyx_pybuffernd_triangles.diminfo[1].strides));
 064: 
 065: 		# Add segment a,b to hashtable
+066: 		key.i = a
    __pyx_v_key.i = __pyx_v_a;
+067: 		key.j = b
    __pyx_v_key.j = __pyx_v_b;
+068: 		vol_id = k
    __pyx_v_vol_id = __pyx_v_k;
+069: 		edge_id = 2
    __pyx_v_edge_id = 2;
 070: 
+071: 		s = find_segment(key)
    __pyx_v_s = find_segment(__pyx_v_key);
 072: 
+073: 		if s:
    __pyx_t_6 = (__pyx_v_s != 0);
    if (__pyx_t_6) {
/* … */
    }
+074: 			err = 1
      __pyx_v_err = 1;
+075: 			break
      goto __pyx_L4_break;
 076: 
+077: 		add_segment(key, vol_id, edge_id)
    add_segment(__pyx_v_key, __pyx_v_vol_id, __pyx_v_edge_id);
 078: 
 079: 		# Add segment b,c to hashtable
+080: 		key.i = b
    __pyx_v_key.i = __pyx_v_b;
+081: 		key.j = c
    __pyx_v_key.j = __pyx_v_c;
+082: 		vol_id = k
    __pyx_v_vol_id = __pyx_v_k;
+083: 		edge_id = 0
    __pyx_v_edge_id = 0;
 084: 
+085: 		s = find_segment(key)
    __pyx_v_s = find_segment(__pyx_v_key);
 086: 
+087: 		if s:
    __pyx_t_6 = (__pyx_v_s != 0);
    if (__pyx_t_6) {
/* … */
    }
+088: 			err = 1
      __pyx_v_err = 1;
+089: 			break
      goto __pyx_L4_break;
 090: 
+091: 		add_segment(key, vol_id, edge_id)
    add_segment(__pyx_v_key, __pyx_v_vol_id, __pyx_v_edge_id);
 092: 
 093: 		# Add segment c,a to hashtable
+094: 		key.i = c
    __pyx_v_key.i = __pyx_v_c;
+095: 		key.j = a
    __pyx_v_key.j = __pyx_v_a;
+096: 		vol_id = k
    __pyx_v_vol_id = __pyx_v_k;
+097: 		edge_id = 1
    __pyx_v_edge_id = 1;
 098: 
+099: 		s = find_segment(key)
    __pyx_v_s = find_segment(__pyx_v_key);
 100: 
+101: 		if s:
    __pyx_t_6 = (__pyx_v_s != 0);
    if (__pyx_t_6) {
/* … */
    }
+102: 			err = 1
      __pyx_v_err = 1;
+103: 			break
      goto __pyx_L4_break;
 104: 
+105: 		add_segment(key, vol_id, edge_id)
    add_segment(__pyx_v_key, __pyx_v_vol_id, __pyx_v_edge_id);
  }
  __pyx_L4_break:;
 106: 
+107: 	if err == 1:
  __pyx_t_6 = ((__pyx_v_err == 1) != 0);
  if (__pyx_t_6) {
/* … */
  }
+108: 		delete_segment_all()
    delete_segment_all();
 109: 
+110: 	assert err != 1, "pmesh2domain.c: build_boundary_dictionary Duplicate segments"
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      __PYX_ERR(0, 110, __pyx_L1_error)
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  }
  #endif
 111: 
 112: 	# Step 2: Go through segments. Those with null tags are added to tag_dict
+113: 	for k in xrange(N):
  __pyx_t_1 = __pyx_v_N;
  __pyx_t_2 = __pyx_t_1;
  for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
    __pyx_v_k = __pyx_t_3;
 114: 
+115: 		a = segments[k,0]
    __pyx_t_5 = __pyx_v_k;
    __pyx_t_4 = 0;
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 157: 
+158: 	return sides
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 159: 
 160: 
 161: 
 162: 
 163: 
 164: 
 165: 
 166: 
 167: 
 168: