文件
AcousticSo/wgnp.py
T

61 行
2.2 KiB
Python

# -*- coding: utf-8 -*-
import warnings
warnings.filterwarnings('ignore')
import argparse, json
import os, sys
sys.path.insert(0, os.path.dirname(os.path.abspath(__file__))+'/pyat')
def _argparse():
parser = argparse.ArgumentParser(description='Wind Generated Noise Prediction')
parser.add_argument('-a', '--argfile', action='store', dest='argfile', required=True, help='name of arguments file')
return parser.parse_args()
def main():
parser = _argparse()
argfile = parser.argfile
if argfile[-5:] != '.json':
print('输入的参数文件名有误')
return
with open(argfile,'r') as jsonFile:
paramData = json.load(jsonFile)
if ("dataFile" not in paramData) or ("freq" not in paramData) or\
("depth" not in paramData) or ("windSpeed" not in paramData) or\
("month" not in paramData) or\
("png" not in paramData) or \
("outParam" not in paramData):
print(f'{argfile}中的参数有误,请核实!')
return
dataFile = paramData["dataFile"]
freq = float(paramData["freq"])
depth = float(paramData["depth"])
windSpeed = float(paramData["windSpeed"])
month = int(paramData["month"])
png = paramData["png"]
outParam = paramData["outParam"]
from WGNPd import WGNPd
import matplotlib.pyplot as plt
import numpy as np
freq = 50 * np.power(2, np.arange(freq)/3)
frequency, spl = WGNPd(dataFile, depth, windSpeed, month, freq)
#输出json文件
outData = {}
outData["param"] = paramData
outData["descript"] = "frequency and noise level"
frequency = np.around(frequency, decimals=0)
spl = np.around(spl, decimals=2)
outData["data"] = list(zip(frequency, spl))
with open(("" if outParam["outPath"]=="" else outParam["outPath"] + "/")+"wgnpOut.json", 'w') as jsonFile:
json.dump(outData, jsonFile, indent=2, ensure_ascii=False)
if png:
plt.semilogx(freq, spl)
plt.xlabel('Frequency / Hz')
plt.ylabel('Noise Level / dB')
plt.show()
if __name__ == '__main__':
main()