文件
gprMax/tools/Paraview macros/etvk_lines.py
2022-01-05 16:40:49 +00:00

93 行
2.3 KiB
Python

# Copyright (C) 2015-2022: The University of Edinburgh
# Authors: Craig Warren, Antonis Giannopoulos, and John Hartley
#
# This file is part of gprMax.
#
# gprMax is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# gprMax is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with gprMax. If not, see <http://www.gnu.org/licenses/>.
import mmap
import os
from xml.etree import ElementTree as ET
import json
def load_materials(ml):
# create a threshold filter for each material type
for i, m in enumerate(ml):
threshold = Threshold(Input=model)
threshold.ThresholdRange = [i, i]
print(threshold.Scalars)
threshold.Scalars = ['CELLS', 'Material']
RenameSource(m, threshold)
# Show data in view, except for free_space
if i != 1:
thresholddisplay = Show(threshold, renderview)
thresholddisplay.ColorArrayName = ['CELLS', 'Material']
threshold.UpdatePipeline()
from paraview.simple import *
# Get whatever source is loaded (should be model)
model = GetActiveSource()
# Get active view
renderview = GetActiveView()
# Show Data Axes Grid
renderview.AxesGrid.Visibility = 1
# Hide display of root data
Hide(model)
# one file only for now
fp = model.FileName[0]
# materials string
ms = None
# load json embedded in comment of line 3
with open(fp, 'rb') as f:
f.readline()
f.readline()
# comments
c = f.readline().decode()
# strip comment tags
c = c[5:-5]
# model information
c = json.loads(c)
# discretisation
dl = c['dx_dy_dz']
# n voxels
nl = c['nx_ny_nz']
# load material filters
try:
ml = c['Materials']
load_materials(ml)
except KeyError:
print('No Materials to load')
RenderAllViews()
# Reset view to fit data
renderview.ResetCamera()
# Show color bar/color legend
# thresholdDisplay.SetScalarBarVisibility(renderview, False)