Diffusion Instrument Control (TekRSA-Freq-vs-Time) Browse

MyG.m
4e6bfa022f94TekRSA-Freq-vs-Time

MyG.m
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			classdef MyG < handle
			properties (Access=public)
			%Name or tag of instance
			name
			%Trace of mechanical resonance
			MechTrace;
			%Trace of calibration tone
			CalTrace;

			temp;
			beta;
			end

			properties (GetAccess=public, SetAccess=private)
			%Struct containing Gui handles
			Gui;
			%Gui flag
			enable_gui;
			%Stores value of g0
			g0;
			gamma_m;
			mech_freq;
			q_m;
			k_b=1.38e-23;
			h=6.63e-34;
			end

			properties (Access=private)
			%Struct containing variable names corresponding to Gui edits
			VarStruct;
			%Contains inputParser
			Parser;
			end

			properties (Dependent=true)
			var_tags;
			end

			methods
			function this=MyG(varargin)
			createVarStruct(this);
			createParser(this);
			parse(this.Parser,varargin{:})

			this.MechTrace=this.Parser.Results.MechTrace;
			this.CalTrace=this.Parser.Results.CalTrace;
			this.beta=this.Parser.Results.beta;
			this.temp=this.Parser.Results.temp;
			this.enable_gui=this.Parser.Results.enable_gui;

			if this.enable_gui
			this.Gui=guihandles(eval('GuiGCal'));
			initGui(this);
			end
			end

			%Class deletion function
			function delete(this)
			set(this.Gui.figure1,'CloseRequestFcn','');
			%Deletes the figure
			delete(this.Gui.figure1);
			%Removes the figure handle to prevent memory leaks
			this.Gui=[];
			end

			%Creates class input parser
			function createParser(this)
			p=inputParser;
			validateTrace=@(x) validateattributes(x,{'MyTrace'},...
			{'nonempty'});
			addParameter(p,'MechTrace',MyTrace(),validateTrace);
			addParameter(p,'CalTrace',MyTrace(),validateTrace);
			addParameter(p,'name','placeholder',@ischar);
			addParameter(p,'enable_gui',true);
			cellfun(@(x) addParameter(p, this.VarStruct.(x).var,...
			this.VarStruct.(x).default), this.var_tags);
			this.Parser=p;
			end

			%Creates the variable struct which contains variable names and
			%default values
			function createVarStruct(this)
			addVar(this,'Temp','temp',295);
			addVar(this,'Beta','beta',0);
			end

			%Adds a variable to the VarStruct
			function addVar(this,name,var,default)
			this.VarStruct.(name).var=var;
			this.VarStruct.(name).default=default;
			end

			%Initializes the GUI
			function initGui(this)
			cellfun(@(x) set(this.Gui.([x,'Edit']),'Callback',...
			@(hObject,~) editCallback(this,hObject)),...
			this.var_tags);
			this.Gui.CopyButton.Callback=@(~,~) copyCallback(this);
			this.Gui.figure1.CloseRequestFcn=@(~,~) closeFigure(this);
			this.Gui.AnalyzeButton.Callback=@(~,~) calcG(this);
			end

			function calcG(this)
			%Conditions the caltrace by doing background subtraction, then
			%finds the area
			cal_bg=mean([this.CalTrace.y(1:5);this.CalTrace.y((end-4):end)]);
			this.CalTrace.y=this.CalTrace.y-cal_bg;
			cal_area=integrate(this.CalTrace);
			v_rms_eom=sqrt(cal_area);

			%Conditions the mechtrace by doing background subtraction, then
			%finds the area
			mech_bg=mean([this.MechTrace.y(1:5);this.MechTrace.y((end-4):end)]);
			this.MechTrace.y=this.MechTrace.y-mech_bg;
			mech_area=integrate(this.MechTrace);
			v_rms_mech=sqrt(mech_area);

			%Finds the mechanical frequency and the fwhm
			[~,this.mech_freq]=max(this.MechTrace);
			this.gamma_m=calcFwhm(this.MechTrace);


			%Defines constants and finds mechanical phononon number

			n_m=this.k_bthis.temp/(this.hthis.mech_freq);

			%Calculates g_0
			this.g0=(v_rms_mech/v_rms_eom)*...
			this.betathis.mech_freq/sqrt(4n_m);

			if this.enable_gui
			set(this.Gui.MechFreq,'String',num2str(this.mech_freq/1e6,4));
			set(this.Gui.Q,'String',num2str(this.q_m,6));
			set(this.Gui.Linewidth,'String',num2str(this.gamma_m,5));
			set(this.Gui.g0,'String',num2str(this.g0,5));
			end
			end

			%The close figure function calls the deletion method.
			function closeFigure(this)
			delete(this);
			end

			%Generic editbox callback which sets the appropriate property of
			%the class
			function editCallback(this, hObject)
			tag_str=erase(get(hObject,'Tag'),'Edit');
			var_str=this.VarStruct.(tag_str).var;
			this.(var_str)=str2double(get(hObject,'String'));
			calcG(this);
			end

			%Callback function for copying values to clipboard
			function copyCallback(this)
			copy_string=sprintf('%s \t %s \t %s \t %s',...
			this.mech_freq,this.q_m,this.gamma_m,this.g0);
			clipboard('copy',copy_string);
			end
			end

			%% Set functions
			methods
			function set.beta(this,beta)
			this.beta=beta;
			if this.enable_gui
			this.Gui.BetaEdit.String=num2str(this.beta); %#ok<MCSUP>
			end
			end

			function set.temp(this,temp)
			this.temp=temp;
			if this.enable_gui
			this.Gui.TempEdit.String=num2str(this.temp);
			end

			end
			end

			%% Get functions
			methods
			function var_tags=get.var_tags(this)
			var_tags=fieldnames(this.VarStruct);
			end

			function q_m=get.q_m(this)
			try
			q_m=this.mech_freq/this.gamma_m;
			catch
			q_m=NaN;
			end
			end
			end
			end

rINSTCONTROL/@MyG/MyG.m4e6bfa022f94TekRSA-Freq-vs-Time

MyG.mView Options

rINSTCONTROL/@MyG/MyG.m
4e6bfa022f94TekRSA-Freq-vs-Time

MyG.m
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