181 lines
5.1 KiB
Python
181 lines
5.1 KiB
Python
# -*- coding: UTF-8 -*-
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import re
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import time
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from drivers.baseSerail import BaseSerial
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# from baseSerail import BaseSerial
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import colour
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class CASerail(BaseSerial):
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def __init__(self):
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BaseSerial.__init__(self)
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def __del__(self):
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self.close()
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def checkport(self):
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if not self.ser.is_open:
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self.reOpen()
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return self.ser.is_open
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def sendcmd(self, cmd:str):
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self.write(cmd.encode('utf-8'))
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return self.read()
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'''开启通讯'''
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def startCommunication(self):
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self.sendcmd('COM,1\r')
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'''结束通讯'''
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def endCommunication(self):
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self.sendcmd('COM,0\r')
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'''设置用于测量的校准通道'''
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def setChannel(self, channel:str):
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self.sendcmd('MCH,%s\r'%(channel))
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'''
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设置显示模式
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'''
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def setDisplayMode(self, mode:int):
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return self.sendcmd('MDS,%d\r'%(mode))
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'''设置显示模式为XYZ'''
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def set_XYZ_Display(self):
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return self.sendcmd('MDS,%d\r'%(7))
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'''设置显示模式为xyLv'''
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def set_xyLv_Display(self):
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return self.sendcmd('MDS,%d\r'%(0))
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'''设置显示模式为xyLv'''
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def set_all_Display(self):
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return self.sendcmd('MDS,%d\r'%(0))
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def set_Display(self, mode:int):
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'''
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0: x,y,LV
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1: Tcp,duv,LV
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5: u’,v’,LV
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7: X,Y,Z
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8: λd,Pe,LV
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'''
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return self.sendcmd('MDS,%d\r'%(mode))
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'''
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设置同步模式和同步频率
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'''
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def setSynchMode(self, mode: int, freq: int = None):
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if freq == None:
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return self.sendcmd('SCS,%d\r'%(mode))
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else:
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return self.sendcmd('SCS,%d,%d\r'%(mode,freq))
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'''
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设置测量速度
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'''
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def setMeasureSpeed(self, speed: int):
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return self.sendcmd('FSC,%d\r'%(speed))
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'''执行零点校准'''
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def setZeroCalibration(self):
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return self.sendcmd('ZRC\r')
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'''读取当前显示模式下的三值'''
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def readDisplay(self):
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data = self.sendcmd('MES\r')
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x,y,z = self.__get_display_data(data.decode('utf-8'))
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return float(x), float(y), float(z)
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'''获取当前显示模式值'''
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def __get_display_data(self, data):
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p = re.compile(r"(\D*)(\d+),P1 (.*);(.*);(.*)", re.DOTALL)
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mo = p.search(data)
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if mo is None:
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print("无匹配正则")
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pw = re.compile(r"(\D*)(\d+)", re.DOTALL)
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mo = pw.search(data)
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if mo is None:
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# print("短匹配失败")
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return None, None, None
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else:
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return None, None, None
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else:
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# print(mo.group(1), mo.group(2), mo.group(3), mo.group(4), mo.group(5))
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return mo.group(3), mo.group(4), mo.group(5)
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'''读取所有数据'''
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def readAllDisplay(self):
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data = self.sendcmd('MES,2\r')
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x,y,lv,X,Y,Z = self.__get_all_display_data(data.decode('utf-8'))
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return float(x), float(y), float(lv), float(X), float(Y), float(Z)
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'''获取所有显示模式值'''
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def __get_all_display_data(self, data):
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p = re.compile(r"(\D*)(\d+),P1,(.*),(.*),(.*),(.*),(.*),(.*),(.*),(.*),(.*)", re.DOTALL)
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mo = p.search(data)
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if mo is None:
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return None, None, None, None, None, None
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else:
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return mo.group(4), mo.group(5), mo.group(6), mo.group(9), mo.group(10), mo.group(11)
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def xyY_to_XYZ( x, y, Y):
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X = x * Y / y
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Z = (1 - x - y) * Y / y
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return X, Y, Z
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def XYZ_to_lambda_pe(XYZ, illuminant='D65'):
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xy = colour.XYZ_to_xy(XYZ)
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white = colour.CCS_ILLUMINANTS['CIE 1931 2 Degree Standard Observer'][illuminant]
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λd, comp, xy_intersection = colour.dominant_wavelength(xy, white)
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Pe = colour.excitation_purity(xy, white)
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return xy, λd, comp, Pe
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def test_ca410():
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print('\r\rtest ca410\r\r')
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ca = CASerail()
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ca.open("COM3", 19200, 7, 'E', 2)
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ca.startCommunication()
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ca.setSynchMode(3)
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ca.setMeasureSpeed(2)
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ca.setZeroCalibration()
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ca.setChannel('01')
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ca.set_Display(0)
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xyYXYZ = ca.readAllDisplay()
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print(f"xyYXYZ: {xyYXYZ}")
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XYZ = xyYXYZ[3], xyYXYZ[4], xyYXYZ[5]
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xy = colour.XYZ_to_xy(XYZ)
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print(f"xy: {xy}")
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ca.set_Display(1)
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tcpduvlvXYZ = ca.readAllDisplay()
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print(f"tcpduvlvXYZ: {tcpduvlvXYZ}")
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XYZ = tcpduvlvXYZ[3], tcpduvlvXYZ[4], tcpduvlvXYZ[5]
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xy = colour.XYZ_to_xy(XYZ)
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TCP = colour.temperature.xy_to_CCT(xy, 'Hernandez 1999')
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print(f"TCP: {TCP}K")
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ca.set_Display(5)
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uvlvXYZ = ca.readAllDisplay()
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print(f"uvlvXYZ: {uvlvXYZ}")
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XYZ = uvlvXYZ[3], uvlvXYZ[4], uvlvXYZ[5]
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xy = colour.XYZ_to_xy(XYZ)
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u_prime, v_prime, _ = colour.XYZ_to_CIE1976UCS(XYZ)
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print(f"u': {u_prime}, v': {v_prime}")
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ca.set_Display(8)
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lambdaPeXYZ = ca.readAllDisplay()
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print(f"lambdaPeXYZ: {lambdaPeXYZ}")
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XYZ = lambdaPeXYZ[3], lambdaPeXYZ[4], lambdaPeXYZ[5]
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xy, λd, isComplementary, Pe = XYZ_to_lambda_pe(XYZ)
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print(f"xy: {xy}, λd: {λd}, isComplementary: {isComplementary}, Pe: {Pe}")
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ca.endCommunication()
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# test_ca410() |