Generated by Cython 0.29.28

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: swb2_domain_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: 
 004: # import both numpy and the Cython declarations for numpy
+005: import numpy as np
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 006: cimport numpy as np
 007: 
 008: cdef extern from "swb2_domain.c":
 009: 	double _compute_fluxes_central(int number_of_elements, double timestep, double epsilon, double H0, double g, long* neighbours, long* neighbour_edges, double* normals, double* edgelengths, double* radii, double* areas, long* tri_full_flag, double* stage_edge_values, double* xmom_edge_values, double* ymom_edge_values, double* bed_edge_values, double* stage_boundary_values, double* xmom_boundary_values, double* ymom_boundary_values, long* boundary_flux_type, double* stage_explicit_update, double* xmom_explicit_update, double* ymom_explicit_update, long* already_computed_flux, double* max_speed_array, int optimise_dry_cells, double* stage_centroid_values, double* bed_centroid_values, double* bed_vertex_values)
 010: 	double _protect(int N, double minimum_allowed_height, double maximum_allowed_speed, double epsilon, double* wc, double* wv, double* zc, double* zv, double* xmomc, double* ymomc, double* areas)
 011: 	int _extrapolate_second_order_edge_sw(int number_of_elements, double epsilon, double minimum_allowed_height, double beta_w, double beta_w_dry, double beta_uh, double beta_uh_dry, double beta_vh, double beta_vh_dry, long* surrogate_neighbours, long* number_of_boundaries, double* centroid_coordinates, double* stage_centroid_values, double* xmom_centroid_values, double* ymom_centroid_values, double* elevation_centroid_values, double* edge_coordinates, double* stage_edge_values, double* xmom_edge_values, double* ymom_edge_values, double* elevation_edge_values, double* stage_vertex_values, double* xmom_vertex_values, double* ymom_vertex_values, double* elevation_vertex_values, int optimise_dry_cells, int extrapolate_velocity_second_order)
 012: 
+013: def compute_fluxes_ext_central(double timestep,\
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 015: 							double H0,\
 016: 							double g,\
 017: 							np.ndarray[long, ndim=2, mode="c"] neighbours not None,\
 018: 							np.ndarray[long, ndim=2, mode="c"] neighbour_edges not None,\
 019: 							np.ndarray[double, ndim=2, mode="c"] normals not None,\
 020: 							np.ndarray[double, ndim=2, mode="c"] edgelengths not None,\
 021: 							np.ndarray[double, ndim=1, mode="c"] radii not None,\
 022: 							np.ndarray[double, ndim=1, mode="c"] areas not None,\
 023: 							np.ndarray[long, ndim=1, mode="c"] tri_full_flag not None,\
 024: 							np.ndarray[double, ndim=2, mode="c"] stage_edge_values not None,\
 025: 							np.ndarray[double, ndim=2, mode="c"] xmom_edge_values not None,\
 026: 							np.ndarray[double, ndim=2, mode="c"] ymom_edge_values not None,\
 027: 							np.ndarray[double, ndim=2, mode="c"] bed_edge_values not None,\
 028: 							np.ndarray[double, ndim=1, mode="c"] stage_boundary_values not None,\
 029: 							np.ndarray[double, ndim=1, mode="c"] xmom_boundary_values not None,\
 030: 							np.ndarray[double, ndim=1, mode="c"] ymom_boundary_values not None,\
 031: 							np.ndarray[long, ndim=1, mode="c"] boundary_flux_type not None,\
 032: 							np.ndarray[double, ndim=1, mode="c"] stage_explicit_update not None,\
 033: 							np.ndarray[double, ndim=1, mode="c"] xmom_explicit_update not None,\
 034: 							np.ndarray[double, ndim=1, mode="c"] ymom_explicit_update not None,\
 035: 							np.ndarray[long, ndim=2, mode="c"] already_computed_flux not None,\
 036: 							np.ndarray[double, ndim=1, mode="c"] max_speed_array not None,\
 037: 							long optimise_dry_cells,\
 038: 							np.ndarray[double, ndim=1, mode="c"] stage_centroid_values not None,\
 039: 							np.ndarray[double, ndim=1, mode="c"] bed_centroid_values not None,\
 040: 							np.ndarray[double, ndim=2, mode="c"] bed_vertex_values not None):
 041: 
 042: 	cdef int number_of_elements
 043: 
+044: 	number_of_elements = stage_edge_values.shape[0]
  __pyx_v_number_of_elements = (__pyx_v_stage_edge_values->dimensions[0]);
 045: 
+046: 	timestep = _compute_fluxes_central(number_of_elements,\
  __pyx_v_timestep = _compute_fluxes_central(__pyx_v_number_of_elements, __pyx_v_timestep, __pyx_v_epsilon, __pyx_v_H0, __pyx_v_g, (&(*__Pyx_BufPtrCContig2d(long *, __pyx_pybuffernd_neighbours.rcbuffer->pybuffer.buf, __pyx_t_1, __pyx_pybuffernd_neighbours.diminfo[0].strides, __pyx_t_2, __pyx_pybuffernd_neighbours.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig2d(long *, __pyx_pybuffernd_neighbour_edges.rcbuffer->pybuffer.buf, __pyx_t_3, __pyx_pybuffernd_neighbour_edges.diminfo[0].strides, __pyx_t_4, __pyx_pybuffernd_neighbour_edges.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig2d(double *, __pyx_pybuffernd_normals.rcbuffer->pybuffer.buf, __pyx_t_5, __pyx_pybuffernd_normals.diminfo[0].strides, __pyx_t_6, __pyx_pybuffernd_normals.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig2d(double *, __pyx_pybuffernd_edgelengths.rcbuffer->pybuffer.buf, __pyx_t_7, __pyx_pybuffernd_edgelengths.diminfo[0].strides, __pyx_t_8, __pyx_pybuffernd_edgelengths.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_radii.rcbuffer->pybuffer.buf, __pyx_t_9, __pyx_pybuffernd_radii.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_areas.rcbuffer->pybuffer.buf, __pyx_t_10, __pyx_pybuffernd_areas.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(long *, __pyx_pybuffernd_tri_full_flag.rcbuffer->pybuffer.buf, __pyx_t_11, __pyx_pybuffernd_tri_full_flag.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig2d(double *, __pyx_pybuffernd_stage_edge_values.rcbuffer->pybuffer.buf, __pyx_t_12, __pyx_pybuffernd_stage_edge_values.diminfo[0].strides, __pyx_t_13, __pyx_pybuffernd_stage_edge_values.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig2d(double *, __pyx_pybuffernd_xmom_edge_values.rcbuffer->pybuffer.buf, __pyx_t_14, __pyx_pybuffernd_xmom_edge_values.diminfo[0].strides, __pyx_t_15, __pyx_pybuffernd_xmom_edge_values.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig2d(double *, __pyx_pybuffernd_ymom_edge_values.rcbuffer->pybuffer.buf, __pyx_t_16, __pyx_pybuffernd_ymom_edge_values.diminfo[0].strides, __pyx_t_17, __pyx_pybuffernd_ymom_edge_values.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig2d(double *, __pyx_pybuffernd_bed_edge_values.rcbuffer->pybuffer.buf, __pyx_t_18, __pyx_pybuffernd_bed_edge_values.diminfo[0].strides, __pyx_t_19, __pyx_pybuffernd_bed_edge_values.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_stage_boundary_values.rcbuffer->pybuffer.buf, __pyx_t_20, __pyx_pybuffernd_stage_boundary_values.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_xmom_boundary_values.rcbuffer->pybuffer.buf, __pyx_t_21, __pyx_pybuffernd_xmom_boundary_values.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_ymom_boundary_values.rcbuffer->pybuffer.buf, __pyx_t_22, __pyx_pybuffernd_ymom_boundary_values.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(long *, __pyx_pybuffernd_boundary_flux_type.rcbuffer->pybuffer.buf, __pyx_t_23, __pyx_pybuffernd_boundary_flux_type.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_stage_explicit_update.rcbuffer->pybuffer.buf, __pyx_t_24, __pyx_pybuffernd_stage_explicit_update.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_xmom_explicit_update.rcbuffer->pybuffer.buf, __pyx_t_25, __pyx_pybuffernd_xmom_explicit_update.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_ymom_explicit_update.rcbuffer->pybuffer.buf, __pyx_t_26, __pyx_pybuffernd_ymom_explicit_update.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig2d(long *, __pyx_pybuffernd_already_computed_flux.rcbuffer->pybuffer.buf, __pyx_t_27, __pyx_pybuffernd_already_computed_flux.diminfo[0].strides, __pyx_t_28, __pyx_pybuffernd_already_computed_flux.diminfo[1].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_max_speed_array.rcbuffer->pybuffer.buf, __pyx_t_29, __pyx_pybuffernd_max_speed_array.diminfo[0].strides))), __pyx_v_optimise_dry_cells, (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_stage_centroid_values.rcbuffer->pybuffer.buf, __pyx_t_30, __pyx_pybuffernd_stage_centroid_values.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig1d(double *, __pyx_pybuffernd_bed_centroid_values.rcbuffer->pybuffer.buf, __pyx_t_31, __pyx_pybuffernd_bed_centroid_values.diminfo[0].strides))), (&(*__Pyx_BufPtrCContig2d(double *, __pyx_pybuffernd_bed_vertex_values.rcbuffer->pybuffer.buf, __pyx_t_32, __pyx_pybuffernd_bed_vertex_values.diminfo[0].strides, __pyx_t_33, __pyx_pybuffernd_bed_vertex_values.diminfo[1].strides))));
 047: 									timestep,\
 048: 									epsilon,\
 049: 									H0,\
 050: 									g,\
+051: 									&neighbours[0,0],\
  __pyx_t_1 = 0;
  __pyx_t_2 = 0;
+052: 									&neighbour_edges[0,0],\
  __pyx_t_3 = 0;
  __pyx_t_4 = 0;
+053: 									&normals[0,0],\
  __pyx_t_5 = 0;
  __pyx_t_6 = 0;
+054: 									&edgelengths[0,0],\
  __pyx_t_7 = 0;
  __pyx_t_8 = 0;
+055: 									&radii[0],\
  __pyx_t_9 = 0;
+056: 									&areas[0],\
  __pyx_t_10 = 0;
+057: 									&tri_full_flag[0],\
  __pyx_t_11 = 0;
+058: 									&stage_edge_values[0,0],\
  __pyx_t_12 = 0;
  __pyx_t_13 = 0;
+059: 									&xmom_edge_values[0,0],\
  __pyx_t_14 = 0;
  __pyx_t_15 = 0;
+060: 									&ymom_edge_values[0,0],\
  __pyx_t_16 = 0;
  __pyx_t_17 = 0;
+061: 									&bed_edge_values[0,0],\
  __pyx_t_18 = 0;
  __pyx_t_19 = 0;
+062: 									&stage_boundary_values[0],\
  __pyx_t_20 = 0;
+063: 									&xmom_boundary_values[0],\
  __pyx_t_21 = 0;
+064: 									&ymom_boundary_values[0],\
  __pyx_t_22 = 0;
+065: 									&boundary_flux_type[0],\
  __pyx_t_23 = 0;
+066: 									&stage_explicit_update[0],\
  __pyx_t_24 = 0;
+067: 									&xmom_explicit_update[0],\
  __pyx_t_25 = 0;
+068: 									&ymom_explicit_update[0],\
  __pyx_t_26 = 0;
+069: 									&already_computed_flux[0,0],\
  __pyx_t_27 = 0;
  __pyx_t_28 = 0;
+070: 									&max_speed_array[0],\
  __pyx_t_29 = 0;
 071: 									optimise_dry_cells,\
+072: 									&stage_centroid_values[0],\
  __pyx_t_30 = 0;
+073: 									&bed_centroid_values[0],\
  __pyx_t_31 = 0;
+074: 									&bed_vertex_values[0,0])
  __pyx_t_32 = 0;
  __pyx_t_33 = 0;
 075: 
+076: 	return timestep
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_34 = PyFloat_FromDouble(__pyx_v_timestep); if (unlikely(!__pyx_t_34)) __PYX_ERR(0, 76, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_34);
  __pyx_r = __pyx_t_34;
  __pyx_t_34 = 0;
  goto __pyx_L0;
 077: 
+078: def protect(double minimum_allowed_height,\
/* Python wrapper */
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  double __pyx_v_minimum_allowed_height;
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    PyObject* values[10] = {0,0,0,0,0,0,0,0,0,0};
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      Py_ssize_t kw_args;
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        CYTHON_FALLTHROUGH;
        case  7: values[6] = PyTuple_GET_ITEM(__pyx_args, 6);
        CYTHON_FALLTHROUGH;
        case  6: values[5] = PyTuple_GET_ITEM(__pyx_args, 5);
        CYTHON_FALLTHROUGH;
        case  5: values[4] = PyTuple_GET_ITEM(__pyx_args, 4);
        CYTHON_FALLTHROUGH;
        case  4: values[3] = PyTuple_GET_ITEM(__pyx_args, 3);
        CYTHON_FALLTHROUGH;
        case  3: values[2] = PyTuple_GET_ITEM(__pyx_args, 2);
        CYTHON_FALLTHROUGH;
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        if (likely((values[0] = __Pyx_PyDict_GetItemStr(__pyx_kwds, __pyx_n_s_minimum_allowed_height)) != 0)) kw_args--;
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        if (likely((values[3] = __Pyx_PyDict_GetItemStr(__pyx_kwds, __pyx_n_s_wc)) != 0)) kw_args--;
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        if (likely((values[4] = __Pyx_PyDict_GetItemStr(__pyx_kwds, __pyx_n_s_wv)) != 0)) kw_args--;
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        if (likely((values[7] = __Pyx_PyDict_GetItemStr(__pyx_kwds, __pyx_n_s_xmomc)) != 0)) kw_args--;
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        if (likely((values[8] = __Pyx_PyDict_GetItemStr(__pyx_kwds, __pyx_n_s_ymomc)) != 0)) kw_args--;
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          __Pyx_RaiseArgtupleInvalid("protect", 1, 10, 10, 8); __PYX_ERR(0, 78, __pyx_L3_error)
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      if (unlikely(kw_args > 0)) {
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      values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
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  /* function exit code */
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static PyObject *__pyx_pf_5anuga_13shallow_water_15swb2_domain_ext_2protect(CYTHON_UNUSED PyObject *__pyx_self, double __pyx_v_minimum_allowed_height, double __pyx_v_maximum_allowed_speed, double __pyx_v_epsilon, PyArrayObject *__pyx_v_wc, PyArrayObject *__pyx_v_wv, PyArrayObject *__pyx_v_zc, PyArrayObject *__pyx_v_zv, PyArrayObject *__pyx_v_xmomc, PyArrayObject *__pyx_v_ymomc, PyArrayObject *__pyx_v_areas) {
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 079: 			double maximum_allowed_speed,\
 080: 			double epsilon,\
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 110: 									np.ndarray[long, ndim=2, mode="c"] surrogate_neighbours not None,\
 111: 									np.ndarray[long, ndim=1, mode="c"] number_of_boundaries not None,\
 112: 									np.ndarray[double, ndim=2, mode="c"] centroid_coordinates not None,\
 113: 									np.ndarray[double, ndim=1, mode="c"] stage_centroid_values not None,\
 114: 									np.ndarray[double, ndim=1, mode="c"] xmom_centroid_values not None,\
 115: 									np.ndarray[double, ndim=1, mode="c"] ymom_centroid_values not None,\
 116: 									np.ndarray[double, ndim=1, mode="c"] elevation_centroid_values not None,\
 117: 									np.ndarray[double, ndim=2, mode="c"] edge_coordinates not None,\
 118: 									np.ndarray[double, ndim=2, mode="c"] stage_edge_values not None,\
 119: 									np.ndarray[double, ndim=2, mode="c"] xmom_edge_values not None,\
 120: 									np.ndarray[double, ndim=2, mode="c"] ymom_edge_values not None,\
 121: 									np.ndarray[double, ndim=2, mode="c"] elevation_edge_values not None,\
 122: 									np.ndarray[double, ndim=2, mode="c"] stage_vertex_values not None,\
 123: 									np.ndarray[double, ndim=2, mode="c"] xmom_vertex_values not None,\
 124: 									np.ndarray[double, ndim=2, mode="c"] ymom_vertex_values not None,\
 125: 									np.ndarray[double, ndim=2, mode="c"] elevation_vertex_values not None,\
 126: 									long optimise_dry_cells,\
 127: 									long extrapolate_velocity_second_order):
 128: 
 129: 
 130: 	cdef double beta_w, beta_w_dry, beta_uh, beta_uh_dry, beta_vh, beta_vh_dry
 131: 	cdef double minimum_allowed_height, epsilon
 132: 	cdef int number_of_elements, e
 133: 
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+138: 	beta_vh = domain.beta_vh
  __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_v_domain, __pyx_n_s_beta_vh); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 138, __pyx_L1_error)
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+139: 	beta_vh_dry = domain.beta_vh_dry
  __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_v_domain, __pyx_n_s_beta_vh_dry); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 139, __pyx_L1_error)
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 140: 
+141: 	minimum_allowed_height = domain.minimum_allowed_height
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 143: 
+144: 	number_of_elements = stage_centroid_values.shape[0]
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 145: 
+146: 	e = _extrapolate_second_order_edge_sw(number_of_elements,\
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 147: 										epsilon,\
 148: 										minimum_allowed_height,\
 149: 										beta_w,\
 150: 										beta_w_dry,\
 151: 										beta_uh,\
 152: 										beta_uh_dry,\
 153: 										beta_vh,\
 154: 										beta_vh_dry,\
+155: 										&surrogate_neighbours[0,0],\
  __pyx_t_3 = 0;
  __pyx_t_4 = 0;
+156: 										&number_of_boundaries[0],\
  __pyx_t_5 = 0;
+157: 										&centroid_coordinates[0,0],\
  __pyx_t_6 = 0;
  __pyx_t_7 = 0;
+158: 										&stage_centroid_values[0],\
  __pyx_t_8 = 0;
+159: 										&xmom_centroid_values[0],\
  __pyx_t_9 = 0;
+160: 										&ymom_centroid_values[0],\
  __pyx_t_10 = 0;
+161: 										&elevation_centroid_values[0],\
  __pyx_t_11 = 0;
+162: 										&edge_coordinates[0,0],\
  __pyx_t_12 = 0;
  __pyx_t_13 = 0;
+163: 										&stage_edge_values[0,0],\
  __pyx_t_14 = 0;
  __pyx_t_15 = 0;
+164: 										&xmom_edge_values[0,0],\
  __pyx_t_16 = 0;
  __pyx_t_17 = 0;
+165: 										&ymom_edge_values[0,0],\
  __pyx_t_18 = 0;
  __pyx_t_19 = 0;
+166: 										&elevation_edge_values[0,0],\
  __pyx_t_20 = 0;
  __pyx_t_21 = 0;
+167: 										&stage_vertex_values[0,0],\
  __pyx_t_22 = 0;
  __pyx_t_23 = 0;
+168: 										&xmom_vertex_values[0,0],\
  __pyx_t_24 = 0;
  __pyx_t_25 = 0;
+169: 										&ymom_vertex_values[0,0],\
  __pyx_t_26 = 0;
  __pyx_t_27 = 0;
+170: 										&elevation_vertex_values[0,0],\
  __pyx_t_28 = 0;
  __pyx_t_29 = 0;
 171: 										optimise_dry_cells,\
 172: 										extrapolate_velocity_second_order)
 173: 
+174: 	if e == -1:
  __pyx_t_30 = ((__pyx_v_e == -1L) != 0);
  if (__pyx_t_30) {
/* … */
  }
+175: 		return None
    __Pyx_XDECREF(__pyx_r);
    __pyx_r = Py_None; __Pyx_INCREF(Py_None);
    goto __pyx_L0;
 176: 
 177: 
 178: 
 179: 
 180: