# Used for decimal division eg 2/3=0.66 and not '0' 6/2=3.0 and 6//2=3 import os from PyQt4 import QtGui, QtCore from decimal import Decimal, getcontext from matplotlib.backends.backend_qt4agg\ import FigureCanvasQTAgg as FigureCanvas from matplotlib.backends.backend_qt4agg\ import NavigationToolbar2QT as NavigationToolbar from matplotlib.figure import Figure from configuration.Appconfig import Appconfig import numpy as np # This class creates Python Plotting window class plotWindow(QtGui.QMainWindow): def __init__(self, fpath, projectName): QtGui.QMainWindow.__init__(self) self.fpath = fpath self.projectName = projectName self.obj_appconfig = Appconfig() print("Complete Project Path : ", self.fpath) print("Project Name : ", self.projectName) self.obj_appconfig.print_info( 'Ngspice simulation is called : ' + self.fpath) self.obj_appconfig.print_info( 'PythonPlotting is called : ' + self.fpath) self.combo = [] self.combo1 = [] self.combo1_rev = [] # Creating Frame self.createMainFrame() def createMainFrame(self): self.mainFrame = QtGui.QWidget() self.dpi = 100 self.fig = Figure((7.0, 7.0), dpi=self.dpi) # Creating Canvas which will figure self.canvas = FigureCanvas(self.fig) self.canvas.setParent(self.mainFrame) self.axes = self.fig.add_subplot(111) self.navToolBar = NavigationToolbar(self.canvas, self.mainFrame) # LeftVbox hold navigation tool bar and canvas self.left_vbox = QtGui.QVBoxLayout() self.left_vbox.addWidget(self.navToolBar) self.left_vbox.addWidget(self.canvas) # right VBOX is main Layout which hold right grid(bottom part) and top # grid(top part) self.right_vbox = QtGui.QVBoxLayout() self.right_grid = QtGui.QGridLayout() self.top_grid = QtGui.QGridLayout() # Get DataExtraction Details self.obj_dataext = DataExtraction() self.plotType = self.obj_dataext.openFile(self.fpath) self.obj_dataext.computeAxes() self.a = self.obj_dataext.numVals() self.chkbox = [] # Generating list of colors : # ,(0.4,0.5,0.2),(0.1,0.4,0.9),(0.4,0.9,0.2),(0.9,0.4,0.9)] self.full_colors = ['r', 'b', 'g', 'y', 'c', 'm', 'k'] self.color = [] for i in range(0, self.a[0] - 1): if i % 7 == 0: self.color.append(self.full_colors[0]) elif (i - 1) % 7 == 0: self.color.append(self.full_colors[1]) elif (i - 2) % 7 == 0: self.color.append(self.full_colors[2]) elif (i - 3) % 7 == 0: self.color.append(self.full_colors[3]) elif (i - 4) % 7 == 0: self.color.append(self.full_colors[4]) elif (i - 5) % 7 == 0: self.color.append(self.full_colors[5]) elif (i - 6) % 7 == 0: self.color.append(self.full_colors[6]) # Color generation ends here # Total number of voltage source self.volts_length = self.a[1] self.analysisType = QtGui.QLabel() self.top_grid.addWidget(self.analysisType, 0, 0) self.listNode = QtGui.QLabel() self.top_grid.addWidget(self.listNode, 1, 0) self.listBranch = QtGui.QLabel() self.top_grid.addWidget(self.listBranch, self.a[1] + 2, 0) for i in range(0, self.a[1]): # a[0]-1 self.chkbox.append(QtGui.QCheckBox(self.obj_dataext.NBList[i])) self.chkbox[i].setStyleSheet('color') self.chkbox[i].setToolTip('Check To Plot') self.top_grid.addWidget(self.chkbox[i], i + 2, 0) self.colorLab = QtGui.QLabel() self.colorLab.setText('____') self.colorLab.setStyleSheet( self.colorName( self.color[i]) + '; font-weight = bold;') self.top_grid.addWidget(self.colorLab, i + 2, 1) for i in range(self.a[1], self.a[0] - 1): # a[0]-1 self.chkbox.append(QtGui.QCheckBox(self.obj_dataext.NBList[i])) self.chkbox[i].setToolTip('Check To Plot') self.top_grid.addWidget(self.chkbox[i], i + 3, 0) self.colorLab = QtGui.QLabel() self.colorLab.setText('____') self.colorLab.setStyleSheet( self.colorName( self.color[i]) + '; font-weight = bold;') self.top_grid.addWidget(self.colorLab, i + 3, 1) # Buttons for Plot, multimeter, plotting function. self.clear = QtGui.QPushButton("Clear") self.warnning = QtGui.QLabel() self.funcName = QtGui.QLabel() self.funcExample = QtGui.QLabel() self.plotbtn = QtGui.QPushButton("Plot") self.plotbtn.setToolTip('Press to Plot') self.multimeterbtn = QtGui.QPushButton("Multimeter") self.multimeterbtn.setToolTip( 'RMS value of the current and voltage is displayed') self.text = QtGui.QLineEdit() self.funcLabel = QtGui.QLabel() self.palette1 = QtGui.QPalette() self.palette2 = QtGui.QPalette() self.plotfuncbtn = QtGui.QPushButton("Plot Function") self.plotfuncbtn.setToolTip('Press to Plot the function') self.palette1.setColor(QtGui.QPalette.Foreground, QtCore.Qt.blue) self.palette2.setColor(QtGui.QPalette.Foreground, QtCore.Qt.red) self.funcName.setPalette(self.palette1) self.funcExample.setPalette(self.palette2) self.right_vbox.addLayout(self.top_grid) self.right_vbox.addWidget(self.plotbtn) self.right_vbox.addWidget(self.multimeterbtn) self.right_grid.addWidget(self.funcLabel, 1, 0) self.right_grid.addWidget(self.text, 1, 1) self.right_grid.addWidget(self.plotfuncbtn, 2, 1) self.right_grid.addWidget(self.clear, 2, 0) self.right_grid.addWidget(self.warnning, 3, 0) self.right_grid.addWidget(self.funcName, 4, 0) self.right_grid.addWidget(self.funcExample, 4, 1) self.right_vbox.addLayout(self.right_grid) self.hbox = QtGui.QHBoxLayout() self.hbox.addLayout(self.left_vbox) self.hbox.addLayout(self.right_vbox) self.widget = QtGui.QWidget() self.widget.setLayout(self.hbox) # finalvbox self.scrollArea = QtGui.QScrollArea() self.scrollArea.setWidgetResizable(True) self.scrollArea.setWidget(self.widget) ''' Right side box containing checkbox for different inputs and options of plot, multimeter and plot function. ''' self.finalhbox = QtGui.QHBoxLayout() self.finalhbox.addWidget(self.scrollArea) self.mainFrame.setLayout(self.finalhbox) self.showMaximized() self.listNode.setText("List of Nodes:") self.listBranch.setText( "List of Branches:") self.funcLabel.setText("Function:") self.funcName.setText( "Standard functions\

Addition:
Subtraction:
\ Multiplication:
Division:
Comparison:" ) self.funcExample.setText( "\n\nNode1 + Node2\nNode1 - Node2\nNode1 * Node2\nNode1 / Node2\ \nNode1 vs Node2") # Connecting to plot and clear function self.connect(self.clear, QtCore.SIGNAL('clicked()'), self.pushedClear) self.connect( self.plotfuncbtn, QtCore.SIGNAL('clicked()'), self.pushedPlotFunc) self.connect( self.multimeterbtn, QtCore.SIGNAL('clicked()'), self.multiMeter) if self.plotType[0] == 0: self.analysisType.setText("AC Analysis") if self.plotType[1] == 1: self.connect( self.plotbtn, QtCore.SIGNAL('clicked()'), self.onPush_decade) else: self.connect( self.plotbtn, QtCore.SIGNAL('clicked()'), self.onPush_ac) elif self.plotType[0] == 1: self.analysisType.setText("Transient Analysis") self.connect( self.plotbtn, QtCore.SIGNAL('clicked()'), self.onPush_trans) else: self.analysisType.setText("DC Analysis") self.connect( self.plotbtn, QtCore.SIGNAL('clicked()'), self.onPush_dc) self.setCentralWidget(self.mainFrame) # Defining clear funtion and plot. def pushedClear(self): self.text.clear() self.axes.cla() self.canvas.draw() QtCore.SLOT('quit()') def pushedPlotFunc(self): self.parts = str(self.text.text()) self.parts = self.parts.split(" ") if self.parts[len(self.parts) - 1] == '': self.parts = self.parts[0:-1] self.values = self.parts self.comboAll = [] self.axes.cla() self.plotType2 = self.obj_dataext.openFile(self.fpath) if len(self.parts) <= 2: self.warnning.setText("Too few arguments!\nRefer syntax below!") QtGui.QMessageBox.about( self, "Warning!!", "Too Few Arguments/SYNTAX Error!\ \n Refer Examples") else: self.warnning.setText("") a = [] finalResult = [] # p = 0 for i in range(len(self.parts)): # print "I",i if i % 2 == 0: # print "I'm in:" for j in range(len(self.obj_dataext.NBList)): if self.parts[i] == self.obj_dataext.NBList[j]: # print "I got you:",self.parts[i] a.append(j) if len(a) != len(self.parts) // 2 + 1: QtGui.QMessageBox.about( self, "Warning!!", "One of the operands doesn't belong to\ the above list of Nodes!!") for i in a: self.comboAll.append(self.obj_dataext.y[i]) for i in range(len(a)): if a[i] == len(self.obj_dataext.NBList): QtGui.QMessageBox.about( self, "Warning!!", "One of the operands doesn't belong\ to the above list!!") self.warnning.setText( "To Err Is Human!
One of the operands\ doesn't belong to the above list!!
") if self.parts[1] == 'vs': if len(self.parts) > 3: self.warnning.setText("Enter two operands only!!") QtGui.QMessageBox.about( self, "Warning!!", "Recheck the expression syntax!") else: self.axes.cla() for i in range(len(self.obj_dataext.y[a[0]])): self.combo.append(self.obj_dataext.y[a[0]][i]) self.combo1.append(self.obj_dataext.y[a[1]][i]) self.axes.plot( self.combo, self.combo1, c=self.color[1], label=str(2)) # _rev if max(a) < self.volts_length: self.axes.set_ylabel('Voltage(V)-->') self.axes.set_xlabel('Voltage(V)-->') else: self.axes.set_ylabel('Current(I)-->') self.axes.set_ylabel('Current(I)-->') elif max(a) >= self.volts_length and min(a) < self.volts_length: QtGui.QMessageBox.about( self, "Warning!!", "Do not combine Voltage and Current!!") else: for j in range(len(self.comboAll[0])): for i in range(len(self.values)): if i % 2 == 0: self.values[i] = str(self.comboAll[i // 2][j]) re = " ".join(self.values[:]) try: finalResult.append(eval(re)) except ArithmeticError: QtGui.QMessageBox.about( self, "Warning!!", "Dividing by zero!!") if self.plotType2[0] == 0: # self.setWindowTitle('AC Analysis') if self.plotType2[1] == 1: self.axes.semilogx( self.obj_dataext.x, finalResult, c=self.color[0], label=str(1)) else: self.axes.plot( self.obj_dataext.x, finalResult, c=self.color[0], label=str(1)) self.axes.set_xlabel('freq-->') if max(a) < self.volts_length: self.axes.set_ylabel('Voltage(V)-->') else: self.axes.set_ylabel('Current(I)-->') elif self.plotType2[0] == 1: # self.setWindowTitle('Transient Analysis') self.axes.plot( self.obj_dataext.x, finalResult, c=self.color[0], label=str(1)) self.axes.set_xlabel('time-->') if max(a) < self.volts_length: self.axes.set_ylabel('Voltage(V)-->') else: self.axes.set_ylabel('Current(I)-->') else: # self.setWindowTitle('DC Analysis') self.axes.plot( self.obj_dataext.x, finalResult, c=self.color[0], label=str(1)) self.axes.set_xlabel('I/P Voltage-->') if max(a) < self.volts_length: self.axes.set_ylabel('Voltage(V)-->') else: self.axes.set_ylabel('Current(I)-->') self.axes.grid(True) self.canvas.draw() self.combo = [] self.combo1 = [] self.combo1_rev = [] def onPush_decade(self): # print "Calling on push Decade" boxCheck = 0 self.axes.cla() for i, j in zip(self.chkbox, list(range(len(self.chkbox)))): if i.isChecked(): boxCheck += 1 self.axes.semilogx( self.obj_dataext.x, self.obj_dataext.y[j], c=self.color[j], label=str( j + 1)) self.axes.set_xlabel('freq-->') if j < self.volts_length: self.axes.set_ylabel('Voltage(V)-->') else: self.axes.set_ylabel('Current(I)-->') self.axes.grid(True) if boxCheck == 0: QtGui.QMessageBox.about( self, "Warning!!", "Please select at least one Node OR Branch") self.canvas.draw() def onPush_ac(self): self.axes.cla() boxCheck = 0 for i, j in zip(self.chkbox, list(range(len(self.chkbox)))): if i.isChecked(): boxCheck += 1 self.axes.plot( self.obj_dataext.x, self.obj_dataext.y[j], c=self.color[j], label=str( j + 1)) self.axes.set_xlabel('freq-->') if j < self.volts_length: self.axes.set_ylabel('Voltage(V)-->') else: self.axes.set_ylabel('Current(I)-->') self.axes.grid(True) if boxCheck == 0: QtGui.QMessageBox.about( self, "Warning!!", "Please select at least one Node OR Branch") self.canvas.draw() def onPush_trans(self): self.axes.cla() boxCheck = 0 for i, j in zip(self.chkbox, list(range(len(self.chkbox)))): if i.isChecked(): boxCheck += 1 self.axes.plot( self.obj_dataext.x, self.obj_dataext.y[j], c=self.color[j], label=str( j + 1)) self.axes.set_xlabel('time-->') if j < self.volts_length: self.axes.set_ylabel('Voltage(V)-->') else: self.axes.set_ylabel('Current(I)-->') self.axes.grid(True) if boxCheck == 0: QtGui.QMessageBox.about( self, "Warning!!", "Please select at least one Node OR Branch") self.canvas.draw() def onPush_dc(self): boxCheck = 0 self.axes.cla() for i, j in zip(self.chkbox, list(range(len(self.chkbox)))): if i.isChecked(): boxCheck += 1 self.axes.plot( self.obj_dataext.x, self.obj_dataext.y[j], c=self.color[j], label=str( j + 1)) self.axes.set_xlabel('Voltage Sweep(V)-->') if j < self.volts_length: self.axes.set_ylabel('Voltage(V)-->') else: self.axes.set_ylabel('Current(I)-->') self.axes.grid(True) if boxCheck == 0: QtGui.QMessageBox.about( self, "Warning!!", "Please select atleast one Node OR Branch") self.canvas.draw() def colorName(self, letter): return { 'r': 'color:red', 'b': 'color:blue', 'g': 'color:green', 'y': 'color:yellow', 'c': 'color:cyan', 'm': 'color:magenta', 'k': 'color:black' }[letter] def multiMeter(self): print("Function : MultiMeter") self.obj = {} boxCheck = 0 loc_x = 300 loc_y = 300 for i, j in zip(self.chkbox, list(range(len(self.chkbox)))): if i.isChecked(): print("Check box", self.obj_dataext.NBList[j]) boxCheck += 1 if self.obj_dataext.NBList[j] in self.obj_dataext.NBIList: voltFlag = False else: voltFlag = True # Initializing Multimeter self.obj[j] = MultimeterWidgetClass( self.obj_dataext.NBList[j], self.getRMSValue( self.obj_dataext.y[j]), loc_x, loc_y, voltFlag) loc_x += 50 loc_y += 50 # Adding object of multimeter to dictionary self.obj_appconfig.dock_dict[self.obj_appconfig.current_project['ProjectName']].append(self.obj[j]) if boxCheck == 0: QtGui.QMessageBox.about( self, "Warning!!", "Please select at least one Node OR Branch") def getRMSValue(self, dataPoints): getcontext().prec = 5 return np.sqrt(np.mean(np.square(dataPoints))) class MultimeterWidgetClass(QtGui.QWidget): def __init__(self, node_branch, rmsValue, loc_x, loc_y, voltFlag): QtGui.QWidget.__init__(self) self.multimeter = QtGui.QWidget(self) if voltFlag: self.node_branchLabel = QtGui.QLabel("Node") self.rmsValue = QtGui.QLabel(str(rmsValue) + " Volts") else: self.node_branchLabel = QtGui.QLabel("Branch") self.rmsValue = QtGui.QLabel(str(rmsValue) + " Amp") self.rmsLabel = QtGui.QLabel("RMS Value") self.nodeBranchValue = QtGui.QLabel(str(node_branch)) self.layout = QtGui.QGridLayout(self) self.layout.addWidget(self.node_branchLabel, 0, 0) self.layout.addWidget(self.rmsLabel, 0, 1) self.layout.addWidget(self.nodeBranchValue, 1, 0) self.layout.addWidget(self.rmsValue, 1, 1) self.multimeter.setLayout(self.layout) self.setGeometry(loc_x, loc_y, 200, 100) self.setGeometry(loc_x, loc_y, 300, 100) self.setWindowTitle("MultiMeter") self.setWindowFlags(QtCore.Qt.WindowStaysOnTopHint) self.show() class DataExtraction: def __init__(self): self.obj_appconfig = Appconfig() self.data = [] # consists of all the columns of data belonging to nodes and branches self.y = [] # stores y-axis data self.x = [] # stores x-axis data def numberFinder(self, fpath): # Opening ANalysis file with open(os.path.join(fpath, "analysis")) as f3: self.analysisInfo = f3.read() self.analysisInfo = self.analysisInfo.split(" ") # Reading data file for voltage with open(os.path.join(fpath, "plot_data_v.txt")) as f2: self.voltData = f2.read() self.voltData = self.voltData.split("\n") # Initializing variable # 'p' gives no. of lines of data for each node/branch # 'l' gives the no of partitions for a single voltage node # 'vnumber' gives total number of voltage # 'inumber' gives total number of current p = l = vnumber = inumber = 0 # print "VoltsData : ",self.voltData # Finding totla number of voltage node for i in self.voltData[3:]: # it has possible names of voltage nodes in NgSpice if "Index" in i: # "V(" in i or "x1" in i or "u3" in i: vnumber += 1 # print "Voltage Number :",vnumber # Reading Current Source Data with open(os.path.join(fpath, "plot_data_i.txt")) as f1: self.currentData = f1.read() self.currentData = self.currentData.split("\n") # print "CurrentData : ",self.currentData # Finding Number of Branch for i in self.currentData[3:]: if "#branch" in i: inumber += 1 # print "Current Number :",inumber self.dec = 0 # For AC if self.analysisInfo[0][-3:] == ".ac": self.analysisType = 0 if "dec" in self.analysisInfo: self.dec = 1 for i in self.voltData[3:]: p += 1 # 'p' gives no. of lines of data for each node/branch if "Index" in i: l += 1 # 'l' gives the no of partitions for a single voltage node # print "l:",l if "AC" in i: # DC for dc files and AC for ac ones break elif ".tran" in self.analysisInfo: self.analysisType = 1 for i in self.voltData[3:]: p += 1 if "Index" in i: l += 1 # 'l' gives the no of partitions for a single voltage node # print "l:",l if "Transient" in i: # DC for dc files and AC for ac ones break # For DC: else: self.analysisType = 2 for i in self.voltData[3:]: p += 1 if "Index" in i: l += 1 # 'l' gives the no of partitions for a single voltage node # print "l:",l if "DC" in i: # DC for dc files and AC for ac ones break # print "VoltNumber",vnumber # print "CurrentNumber",inumber vnumber = vnumber // l # vnumber gives the no of voltage nodes inumber = inumber // l # inumber gives the no of branches # print "VoltNumber",vnumber # print "CurrentNumber",inumber p = [p, vnumber, self.analysisType, self.dec, inumber] return p def openFile(self, fpath): try: with open(os.path.join(fpath, "plot_data_i.txt")) as f2: alli = f2.read() alli = alli.split("\n") self.NBIList = [] with open(os.path.join(fpath, "plot_data_v.txt")) as f1: allv = f1.read() except Exception as e: print("Exception Message : ", str(e)) self.obj_appconfig.print_error('Exception Message :' + str(e)) self.msg = QtGui.QErrorMessage(None) self.msg.showMessage('Unable to open plot data files.') self.msg.setWindowTitle("Error Message:openFile") try: for l in alli[3].split(" "): if len(l) > 0: self.NBIList.append(l) self.NBIList = self.NBIList[2:] len_NBIList = len(self.NBIList) # print "NBILIST : ",self.NBIList except Exception as e: print("Exception Message : ", str(e)) self.obj_appconfig.print_error('Exception Message :' + str(e)) self.msg = QtGui.QErrorMessage(None) self.msg.showMessage('Error in Analysis File.') self.msg.setWindowTitle("Error Message:openFile") d = self.numberFinder(fpath) d1 = int(d[0] + 1) d2 = int(d[1]) d3 = d[2] d4 = d[4] dec = [d3, d[3]] # print "No. of Nodes:", d2 self.NBList = [] allv = allv.split("\n") for l in allv[3].split(" "): if len(l) > 0: self.NBList.append(l) self.NBList = self.NBList[2:] len_NBList = len(self.NBList) print("NBLIST", self.NBList) ivals = [] inum = len(allv[5].split("\t")) inum_i = len(alli[5].split("\t")) full_data = [] # Creating list of data: if d3 < 3: for i in range(1, d2): for l in allv[3 + i * d1].split(" "): if len(l) > 0: self.NBList.append(l) self.NBList.pop(len_NBList) self.NBList.pop(len_NBList) len_NBList = len(self.NBList) for n in range(1, d4): for l in alli[3 + n * d1].split(" "): if len(l) > 0: self.NBIList.append(l) self.NBIList.pop(len_NBIList) self.NBIList.pop(len_NBIList) len_NBIList = len(self.NBIList) p = 0 k = 0 m = 0 for i in alli[5:d1 - 1]: if len(i.split("\t")) == inum_i: j2 = i.split("\t") # print j2 j2.pop(0) j2.pop(0) j2.pop() if d3 == 0: # not in trans j2.pop() # print j2 for l in range(1, d4): j3 = alli[5 + l * d1 + k].split("\t") j3.pop(0) j3.pop(0) if d3 == 0: j3.pop() # not required for dc j3.pop() j2 = j2 + j3 # print j2 full_data.append(j2) k += 1 # print "FULL DATA :",full_data for i in allv[5:d1 - 1]: if len(i.split("\t")) == inum: j = i.split("\t") j.pop() if d3 == 0: j.pop() for l in range(1, d2): j1 = allv[5 + l * d1 + p].split("\t") j1.pop(0) j1.pop(0) if d3 == 0: j1.pop() # not required for dc if self.NBList[len(self.NBList) - 1] == 'v-sweep': self.NBList.pop() j1.pop() j1.pop() j = j + j1 j = j + full_data[m] # print j m += 1 # print j[:20] j = "\t".join(j[1:]) j = j.replace(",", "") ivals.append(j) p += 1 self.data = ivals # print "volts:",self.butnames self.volts_length = len(self.NBList) self.NBList = self.NBList + self.NBIList print(dec) return dec def numVals(self): a = self.volts_length # No of voltage nodes b = len(self.data[0].split("\t")) # print "numvals:",b return [b, a] def computeAxes(self): nums = len(self.data[0].split("\t")) # print "i'm nums:",nums self.y = [] var = self.data[0].split("\t") for i in range(1, nums): self.y.append([Decimal(var[i])]) for i in self.data[1:]: temp = i.split("\t") for j in range(1, nums): self.y[j - 1].append(Decimal(temp[j])) for i in self.data: temp = i.split("\t") self.x.append(Decimal(temp[0]))