你已经派生过 gprMax
镜像自地址
https://gitee.com/sunhf/gprMax.git
已同步 2025-08-06 20:46:52 +08:00
111 行
3.8 KiB
Cython
111 行
3.8 KiB
Cython
# Copyright (C) 2015-2021: The University of Edinburgh
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# Authors: Craig Warren and Antonis Giannopoulos
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#
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# This file is part of gprMax.
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#
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# gprMax is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# gprMax is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with gprMax. If not, see <http://www.gnu.org/licenses/>.
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cimport numpy as np
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cpdef void define_fine_geometry(
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int nx,
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int ny,
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int nz,
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int xs,
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int xf,
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int ys,
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int yf,
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int zs,
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int zf,
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float dx,
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float dy,
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float dz,
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np.uint32_t[:, :, :, :] ID,
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np.float32_t[:, :] points,
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np.uint32_t[:, :] x_lines,
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np.uint32_t[:] x_materials,
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np.uint32_t[:, :] y_lines,
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np.uint32_t[:] y_materials,
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np.uint32_t[:, :] z_lines,
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np.uint32_t[:] z_materials
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):
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cdef Py_ssize_t i, j, k
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cdef Py_ssize_t label = 0
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cdef Py_ssize_t counter_x = 0
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cdef Py_ssize_t counter_y = 0
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cdef Py_ssize_t counter_z = 0
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cdef int label_x, label_y, label_z
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for i in range(xs, xf + 1):
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for j in range(ys, yf + 1):
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for k in range(zs, zf + 1):
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points[label][0] = i * dx
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points[label][1] = j * dy
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points[label][2] = k * dz
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if i < xf:
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# x connectivity
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label_x = label + (ny + 1) * (nz + 1)
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x_lines[counter_x][0] = label
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x_lines[counter_x][1] = label_x
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# material for the line
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x_materials[counter_x] = ID[0, i, j, k]
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counter_x += 1
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if j < yf:
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label_y = label + nz + 1
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y_lines[counter_y][0] = label
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y_lines[counter_y][1] = label_y
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y_materials[counter_y] = ID[1, i, j, k]
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counter_y += 1
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if k < zf:
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label_z = label + 1
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z_lines[counter_z][0] = label
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z_lines[counter_z][1] = label_z
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z_materials[counter_z] = ID[2, i, j, k]
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counter_z += 1
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label = label + 1
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cpdef void define_normal_geometry(
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int xs,
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int xf,
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int ys,
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int yf,
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int zs,
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int zf,
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int dx,
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int dy,
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int dz,
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np.uint32_t[:, :, :] solid,
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np.int8_t[:, :, :] srcs_pml,
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np.int8_t[:, :, :] rxs,
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np.uint32_t[:] solid_geometry,
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np.int8_t[:] srcs_pml_geometry,
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np.int8_t[:] rxs_geometry,
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):
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cdef Py_ssize_t i, j, k
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cdef Py_ssize_t counter = 0
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for k in range(zs, zf, dz):
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for j in range(ys, yf, dy):
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for i in range(xs, xf, dx):
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solid_geometry[counter] = solid[i, j, k]
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srcs_pml_geometry[counter] = srcs_pml[i, j, k]
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rxs_geometry[counter] = rxs[i, j, k]
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counter = counter + 1
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