beammap use.py

    def loadBeammap(self):
        """
        This function loads the beammap into the roach firmware
        It uses the beammapFile property in the config file
        If it can't find the beammap file then it loads in the defualt beammap from default.txt
        
        We set self.beammapFailed here for later use. It's a 2D boolean array with the (row,col)=(y,x) 
        indicating if that pixel is in the beammap or not
        """
        self.beammapFN = self.config.beammap
        try:
            resID, flag, xCoord, yCoord = np.loadtxt(self.beammapFN, usecols=[0,1,2,3], unpack=True)
        except IOError:
            getLogger('Dashboard').info("Could not find beammap %s. Using default %s", self.beammapFN,
                                        )
            self.beammapFN = self.config.get('properties','defaultBeammapFile')
            resID, flag, xCoord, yCoord = np.loadtxt(self.beammapFN, usecols=[0,1,2,3], unpack=True)
            getLogger('Dashboard').info("Loaded default beammap instead")

        for roach in self.roachList:
            freqList = self.config.roaches.freqlistfor(roach)
            getLogger('Dashboard').info(freqList)

            # old version for loading freqList, causing issues 3/18/17
            resID_roach, freqs, _ = np.loadtxt(freqList,unpack=True)
                        
            #print resID_roach
            roach.generateResonatorChannels(freqs)
            freqCh_roach = np.arange(0, len(resID_roach))
            
            #print resID
            freqCh = np.ones(len(resID))*-2
                
            for rID, fCh in zip(resID_roach, freqCh_roach):
                freqCh[resID == rID] = fCh
            
            beammapDict = {'resID':resID, 'freqCh':freqCh, 'xCoord':xCoord, 'yCoord':yCoord,'flag':flag}
            roach.loadBeammapCoords(beammapDict)

        self.beammapFailed = np.ones((self.config.detector.nrows,self.config.detector.ncols), dtype=bool)
        for i in range(len(resID)):
            try: 
                self.beammapFailed[int(yCoord[i]),int(xCoord[i])]=(flag[i]!=0)
            except IndexError: 
                pass
        getLogger('Dashboard').info('nGoodBeammapped:',
               self.config.detector.nrows * self.config.detector.ncols - self.beammapFailed.sum())