你已经派生过 gprMax
镜像自地址
https://gitee.com/sunhf/gprMax.git
已同步 2025-08-07 15:10:13 +08:00
83 行
2.2 KiB
Python
83 行
2.2 KiB
Python
# Copyright (C) 2015-2021, John Hartley
|
|
#
|
|
# This module is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.
|
|
# To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/4.0/.
|
|
|
|
from pathlib import Path
|
|
import sys
|
|
import gprMax
|
|
from user_libs.GPRAntennaModels.GSSI import antenna_like_GSSI_400
|
|
|
|
import numpy as np
|
|
|
|
# file path step
|
|
fn = Path(__file__)
|
|
parts = fn.parts
|
|
|
|
ratio = 5
|
|
dl = 5e-3
|
|
|
|
# cells
|
|
# default number of pml cells
|
|
pml_cells = 10
|
|
# distance between model and pml cells
|
|
pml_gap = 15
|
|
# number of cells between the Inner Surface and the Outer Surface of the sub-grid
|
|
is_os_gap = 4
|
|
# size of the sub-gridded region
|
|
sub_gridded_region = 3
|
|
# domain size
|
|
extent = 3 + 2 * (pml_cells + pml_gap + 4)
|
|
|
|
# domain extent
|
|
x = dl * extent
|
|
y = x
|
|
z = x
|
|
|
|
tw = 1e-9
|
|
|
|
scene = gprMax.Scene()
|
|
|
|
title_gpr = gprMax.Title(name=fn.name)
|
|
dxdydz = gprMax.Discretisation(p1=(dl, dl, dl))
|
|
domain = gprMax.Domain(p1=(x, y, z))
|
|
time_window = gprMax.TimeWindow(time=tw)
|
|
|
|
scene.add(domain)
|
|
scene.add(title_gpr)
|
|
scene.add(dxdydz)
|
|
scene.add(time_window)
|
|
|
|
# plastic box in sub grid
|
|
material = gprMax.Material(er=3, mr=1, se=0, sm=0, id='plastic')
|
|
scene.add(material)
|
|
|
|
plastic_box = gprMax.Box(p1=(20*dl, 20*dl, 20*dl), p2=(40*dl, 40*dl, 30*dl), material_id='plastic')
|
|
scene.add(plastic_box)
|
|
|
|
pec_box = gprMax.Box(p1=(20*dl, 20*dl, 30*dl), p2=(40*dl, 40*dl, 40*dl), material_id='pec')
|
|
scene.add(pec_box)
|
|
|
|
pec_plate = gprMax.Plate(p1=(20*dl, 20*dl, 20*dl), p2=(40*dl, 40*dl, 20*dl), material_id='pec')
|
|
scene.add(pec_plate)
|
|
|
|
# create a geometry view of the main grid and the sub grid stitched together
|
|
gv1 = gprMax.GeometryView(p1=(0, 0, 0),
|
|
p2=domain.props.p1,
|
|
dl=dl,
|
|
filename=fn.with_suffix('').parts[-1],
|
|
output_type='f')
|
|
|
|
# create a geometry view of the main grid and the sub grid stitched together
|
|
gv2 = gprMax.GeometryView(p1=(0, 0, 0),
|
|
p2=domain.props.p1,
|
|
dl=dl,
|
|
filename=fn.with_suffix('').parts[-1],
|
|
output_type='n')
|
|
|
|
|
|
scene.add(gv1)
|
|
scene.add(gv2)
|
|
|
|
gprMax.run(scenes=[scene], n=1, geometry_only=False, outputfile=fn)
|