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c_pl_sc_orient.m
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function hout=c_pl_sc_orient(spacecraft,time,phase_time_series,magnetic_field,velocity,action)
%C_PL_SC_ORIENT Plots the orientation of the EFW probes
%
% h = C_PL_SC_ORIENT;
% h = C_PL_SC_ORIENT(ic);
% h = C_PL_SC_ORIENT(ic,t);
% h = C_PL_SC_ORIENT(ic,t,a);
% h = C_PL_SC_ORIENT(ic,t,a,b);
% h = C_PL_SC_ORIENT(ic,t,a,b,v);
% ic - spacecraft number
% t - time in isdat epoch
% a - time vector of the satellite phase in degrees
% b - magnetic field in GSE reference frame
% v - velocity vector [vx vy vz] in GSE which will be marked in the
% plots, e.g. magnetopause velocity
%
% $Id$
if nargin==1 && ischar(spacecraft)
action=spacecraft;
irf_log('proc',['action=' action]);
elseif (nargin < 6)
action='initialize';
end
if nargin==0,
spacecraft=1;
if evalin('caller','exist(''tint'')'),
time=irf_time(evalin('caller','tint(1)'),'vector');
elseif exist('CAA','dir')
R=irf_get_data('sc_r_xyz_gse__C1_CP_AUX_POSGSE_1M','caa','mat');
if numel(R)==0,
time=[2010 12 31 01 01 01];
else
time=0.5*(R(1,1)+R(end,1)); % first point in center of position time series
end
else
time=[2010 12 31 01 01 01];
end
end
if ~exist('ic','var') || isempty(ic), ic=spacecraft; end
switch lower(action)
case 'initialize'
% See if spacecraft orientation figures is open
figNumber=figure( ...
'Name',['Cluster s/c' num2str(ic) ' orientation'], ...
'Tag','cplscor');
set(figNumber,'Position',[10 10 600 600]);
delete(findall(gcf,'Type','axes'))
h=[];
data.figNumber=figNumber;
data.ic=ic;
data.flag_get_phase_data=1;
data.flag_get_b_data=1;
if length(time)==1, % define time of interest when initializing
data.t=time;
elseif length(time)==6,
data.t=irf_time(time);
elseif exist('t','var'),
% use existing t
else
irf_log('fcal','Check time format');return;
end
if nargin<6, data.flag_v=1; end
if nargin<5, data.flag_v=0; end
if nargin>4, % use mangetic field that is given as input
data.b=c_coord_trans('GSE','ISR2',magnetic_field,'cl_id',data.ic);
end
if nargin>2, % use phase given as input
data.a=phase_time_series;
end
if data.flag_v == 1, data.v=velocity; end
set(data.figNumber,'defaultAxesFontSize',12);
set(data.figNumber,'defaultTextFontSize',10);
set(data.figNumber,'defaultLineLineWidth',1);
h(1)=subplot(2,2,1);axis equal;axis([-50 50 -50 50]);axis manual;title('Spin plane');
h(2)=subplot(2,2,2);axis equal;axis([-50 50 -50 50]);axis manual;title('View along B');
h(3)=subplot(2,2,3);axis equal;axis([-50 50 -50 50]);axis manual;title('View towards sun');
h(4)=subplot(2,2,4);axis off;
data.h=h;
set(figNumber,'userdata',data);
%====================================
% The vector 1 entering
labelStr='0';
callbackStr='c_pl_sc_orient(''plot'')';
data.vec1flag=uicontrol('style','checkbox','units','normalized','Position',[0.5 0.2 .2 .05],'string','vector 1 [GSE]','Callback',callbackStr);
data.vec1Hndl=uicontrol( ...
'Style','edit', ...
'Units','normalized', ...
'Position',[0.7 0.2 .2 .05], ...
'String',labelStr, ...
'Callback',callbackStr);
%====================================
% The B field reading
labelStr='0';
callbackStr='c_pl_sc_orient(''read_phase_and_b'')';
data.bflag=uicontrol('style','checkbox','units','normalized','Position',[0.5 0.3 .2 .05],'string','read B field','Callback',callbackStr);
%====================================
% The vector 2 entering
labelStr='0';
callbackStr='c_pl_sc_orient(''plot'')';
data.vec2flag=uicontrol('style','checkbox','units','normalized','Position',[0.5 0.25 .2 .05],'string','vector 2 [GSE]','Callback',callbackStr);
data.vec2Hndl=uicontrol( ...
'Style','edit', ...
'Units','normalized', ...
'Position',[0.7 0.25 .2 .05], ...
'String',labelStr, ...
'Callback',callbackStr);
%====================================
% The phase entering
labelStr='0';
callbackStr='c_pl_sc_orient(''phase'')';
uicontrol('style','text','units','normalized','Position',[0.5 0.15 .2 .05],'string','phase [deg]')
data.phaseHndl=uicontrol( ...
'Style','edit', ...
'Units','normalized', ...
'Position',[0.7 0.15 .2 .05], ...
'String',labelStr, ...
'Callback',callbackStr);
%====================================
% The time entering
labelStr=mat2str(irf_time(data.t,'vector'));
callbackStr='c_pl_sc_orient(''time'')';
data.timeHndl=uicontrol( ...
'Style','edit', ...
'Units','normalized', ...
'Position',[0.5 0.1 .3 .05], ...
'String',labelStr, ...
'Callback',callbackStr);
%====================================
% The CLOSE button
labelStr='Close';
callbackStr='close(gcf)';
data.closeHndl=uicontrol( ...
'Style','pushbutton', ...
'Units','normalized', ...
'Position',[0.5 0 .1 .05], ...
'String',labelStr, ...
'Callback',callbackStr);
menus
set(gcf,'userdata',data);
c_pl_sc_orient('read_phase_and_b');
case 'read_phase_and_b'
data=get(gcf,'userdata');
if get(data.bflag,'value')==1,
data.flag_get_b_data=1;
if ~isfield(data,'b'),
data.b=[1 0 0 NaN]; % first col is time
end
if ~isempty(data.b), % use existing b if there is one
if data.t>=data.b(1,1) && data.t<=data.b(end,1), % time within interval of B
data.flag_get_b_data=0;
elseif strcmp(get(data.bflag,'value'),1) % get B data
data.flag_get_b_data=1;
else
data.b=[1 0 0 NaN]; % first col is time
end
end
if data.flag_get_b_data % try to get B data from disk mat files
[ok,b]=c_load('diB?',data.ic);
if any(ok) % B loaded
data.b=b;
data.b(:,3)=-b(:,3);data.b(:,4)=-b(:,4); % go to DS reference frame instead of DSI
if data.t>=data.b(1,1) && data.t<=data.b(end,1), % time within interval of B
data.flag_get_b_data=0;
end
end
end
if data.flag_get_b_data % try to get B data from caa files full resolution
c_eval('[~,~,b]=c_caa_var_get(''B_vec_xyz_gse__C?_CP_FGM_FULL'');',data.ic);
if ~isempty(b),
data.b=c_coord_trans('GSE','DSC',b,'cl_id',data.ic);
if data.t>=data.b(1,1) && data.t<=data.b(end,1), % time within interval of B
data.flag_get_b_data=0;
end
end
end
if data.flag_get_b_data % try to get B data from caa files 5S/s resolution
c_eval('[~,~,b]=c_caa_var_get(''B_vec_xyz_gse__C?_CP_FGM_5VPS'');',data.ic);
if ~isempty(b),
data.b=c_coord_trans('GSE','DSC',b,'cl_id',data.ic);
if data.t>=data.b(1,1) && data.t<=data.b(end,1), % time within interval of B
data.flag_get_b_data=0;
end
end
end
if data.flag_get_b_data, % try to read B in ISR2 ref frame from isdat (use CSDD PP data)
DATABASE=c_ctl(0,'isdat_db');
isdatdata = getData(ClusterDB(DATABASE,c_ctl(0,'data_path')),data.t-5,5,data.ic,'b','nosave');
if ~isempty(isdatdata),
b=isdatdata{3};
data.b=c_coord_trans('GSE','DSC',b,'cl_id',data.ic);
if data.t>=data.b(1,1) && data.t<=data.b(end,1), % time within interval of B
data.flag_get_b_data=0;
end
end
end
if data.flag_get_b_data, % did not succeed to read B data
irf_log('load','Could not read B field data');
data.b=[1 0 0 NaN]; % first col is time
end
end
if ~data.flag_get_phase_data, % can use old phase data if they are valid
if data.t<=data.a(1,1) || data.t>=data.a(end,1), % time outside interval of phase
data.flag_get_phase_data=1;
end
end
if data.flag_get_phase_data % try to read phase data from disk matlab files
[ok,phase_time_series]=c_load('Atwo?',data.ic);
if any(ok), % check if phase info is on disk
data.a=phase_time_series;
if data.t>=data.a(1,1) && data.t<=data.a(end,1), % time within phase interval of B
data.flag_get_phase_data=0;
end
end
end
if data.flag_get_phase_data % try to read caa phase if exists
sp=c_caa_var_get(['spin_period__C' num2str(data.ic) '_CP_AUX_SPIN_TIME']);
if ~isempty(sp), % could not read
tsp=c_caa_var_get(['time_tags__C' num2str(data.ic) '_CP_AUX_SPIN_TIME']);
ref_times=[-.5 .5]; % part of spin
ref_phase=ref_times*360+180; % spin period center corresponds to phase 0
dt=repmat(ref_times,length(tsp.data),1).*repmat(double(sp.data),1,length(ref_times));
tmat=repmat(tsp.data,1,length(ref_times))+dt;
amat=repmat(ref_phase,length(tsp.data),1);
tmat=reshape(tmat',numel(tmat),1);
difftmat=diff(tmat);
ii=find(difftmat<0);
tmat(ii)=tmat(ii+1);
amat=reshape(amat',numel(amat),1);
data.a=[tmat amat];
if data.t>=data.a(1,1) && data.t<=data.a(end,1), % time within phase interval of B
data.flag_get_phase_data=0;
end
end
end
if data.flag_get_phase_data % try to read phase data from isdat server
try
c_eval('[tt,phase_data] = irf_isdat_get([''Cluster/?/ephemeris/phase_2''], data.t-5, 10);',data.ic);
% [tt,phase_data] = caa_is_get('db.irfu.se:0',t-5,10,ic,'ephemeris','phase_2');
phase_time_series=[tt phase_data];
catch
phase_time_series=[]; % cannot connect to internet
end
if ~isempty(phase_time_series),
data.flag_get_phase_data=0;
data.a=phase_time_series;
end
end
if data.flag_get_phase_data % still no phase info, use default 0
data.phase=0; % default using 0 phase
else
data.phase=c_phase(data.t,data.a);data.phase(1)=[];
end
set(data.phaseHndl,'string',num2str(data.phase,'%3.1f'));
set(gcf,'userdata',data);
c_pl_sc_orient('plot');
case 'time'
data=get(gcf,'userdata');
data.t=toepoch(eval(get(data.timeHndl, 'string')));
set(gcf,'userdata',data);
c_pl_sc_orient('read_phase_and_b');
case 'phase'
data=get(gcf,'userdata');
data.phase=str2double(get(data.phaseHndl, 'string'));
set(gcf,'userdata',data);
c_pl_sc_orient('plot');
case 'plot'
data=get(gcf,'userdata');
h=data.h;
data.flag_v1=get(data.vec1flag, 'value');
data.flag_v2=get(data.vec2flag, 'value');
data.flag_b=get(data.bflag, 'value');
if data.flag_v1==1,
data.v1=eval(['[' get(data.vec1Hndl,'string') ']']);
if length(data.v1)==1, data.flag_v1=0;end;
end
if data.flag_v2==1,
data.v2=eval(['[' get(data.vec2Hndl,'string') ']']);
if length(data.v2)==1, data.flag_v2=0;end;
end
phase_p1=data.phase/180*pi + 3*pi/4 ;
phase_p3=phase_p1 - pi/2 ;
phase_p2=phase_p1 + pi ;
phase_p4=phase_p1 + pi/2 ;
phase_heea=data.phase/180*pi-(30)/180*pi;
phase_leea=phase_heea+pi;
phase_rapid=data.phase/180*pi + 60.167/180*pi; % rapid phase
phase_sunsensor=data.phase/180*pi + 26.367/180*pi; % the location o fsun sensor
rp1=[44*cos(phase_p1) 44*sin(phase_p1) 0]; % in DS reference frame
rp2=[44*cos(phase_p2) 44*sin(phase_p2) 0];
rp3=[44*cos(phase_p3) 44*sin(phase_p3) 0];
rp4=[44*cos(phase_p4) 44*sin(phase_p4) 0];
dphi=5/180*pi; % the half size of heea leea rapid azimuthal sectors that are plotted
sec_length=15; % the length of plotted sectors (the length of efw booms is 44)
rheea=sec_length*[cos(phase_heea) sin(phase_heea);cos(phase_heea-dphi) sin(phase_heea-dphi);cos(phase_heea+dphi) sin(phase_heea+dphi)];
rleea=sec_length*[cos(phase_leea) sin(phase_leea);cos(phase_leea-dphi) sin(phase_leea-dphi);cos(phase_leea+dphi) sin(phase_leea+dphi)];
rrapid=sec_length*[cos(phase_rapid) sin(phase_rapid);cos(phase_rapid-dphi) sin(phase_rapid-dphi);cos(phase_rapid+dphi) sin(phase_rapid+dphi)];
rsunsensor=sec_length*[cos(phase_sunsensor) sin(phase_sunsensor)];
for ip=1:4, c_eval('rp?_gse=c_coord_trans(''DSC'',''GSE'',[data.t rp?],''cl_id'',data.ic);rp?_gse(1)=[];',ip),end
if data.flag_b==1
bfield=irf_resamp(data.b,data.t);
bxs=irf_norm(irf_cross(bfield,[0 0 0 1]));
bxsxb=irf_norm(irf_cross(bxs,bfield)); % (bxs)xb
bn=irf_norm(bfield);
bn_gse=c_coord_trans('DSC','GSE',bn,'cl_id',data.ic);
b_elevation=-asin(bn(4))*180/pi;
angle_deg_p34_vs_b=acos(bn(2)*cos(phase_p4)+bn(3)*sin(phase_p4))*180/pi; % acos(bx*rx+by*ry)
angle_deg_p12_vs_b=acos(bn(2)*cos(phase_p2)+bn(3)*sin(phase_p2))*180/pi;
for ip=1:4,c_eval('rp?_b=[irf_dot(rp?,bxs,1) irf_dot(rp?,bxsxb,1) irf_dot(rp?,bn,1)];',ip),end
end
if data.flag_v1==1,
vn1_gse=[bn(1,1) irf_norm(data.v1)];
vn1_ds=c_coord_trans('GSE','DSC',vn1_gse,'cl_id',data.ic);
vn1_elevation=-asin(vn1_ds(4))*180/pi;
end
if data.flag_v2==1,
vn2_gse=[bn(1,1) irf_norm(data.v2)];
vn2_ds=c_coord_trans('GSE','DSC',vn2_gse,'cl_id',data.ic);
vn2_elevation=-asin(vn2_ds(4))*180/pi;
end
aa=0:.1:2*pi;x_circle=cos(aa);y_circle=sin(aa);
axes(h(1));cla
text(0,50,'sun','verticalalignment','top','horizontalalignment','center','fontweight','demi');
text(50,0,'dawn','rotation',90,'verticalalignment','bottom','horizontalalignment','center','fontweight','demi');
patch(x_circle*1.5,y_circle*1.5,x_circle*0+1);hold on; % plot spacecraft
patch(x_circle*1.5,y_circle*1.5,x_circle*0-1); % plot spacecraft
patch([0 rheea(2,2) rheea(3,2)], [0 rheea(2,1) rheea(3,1)],'b'); % heea
patch([0 rleea(2,2) rleea(3,2)], [0 rleea(2,1) rleea(3,1)],'g'); % leea
patch([0 rrapid(2,2) rrapid(3,2)], [0 rrapid(2,1) rrapid(3,1)],'k'); % rapid
line([0 rsunsensor(2)],[0 rsunsensor(1)],[0 0],'Color',[1 0.5 .5],'LineWidth',2); % sun sensor direction
text(50,50,'Sun sensor','verticalalignment','top','horizontalalignment','right','fontweight','demi','color',[1 0.5 .5]);
text(50,45,'LEEA','verticalalignment','top','horizontalalignment','right','fontweight','demi','color','g');
text(50,40,'HEEA','verticalalignment','top','horizontalalignment','right','fontweight','demi','color','b');
text(50,35,'Rapid','verticalalignment','top','horizontalalignment','right','fontweight','demi','color','k');
if data.flag_b==1,
bnproj=[0 bn(2)/norm(bn(2:3)) bn(3)/norm(bn(2:3))];
hl=line([0 bnproj(3)*25],[0 bnproj(2)*25]);set(hl,'color','red','linewidth',.4); % B direction
hl=line([0 bn(3)*25],[0 bn(2)*25]);set(hl,'color','red','linewidth',2); % B direction
text(30*bnproj(3),30*bnproj(2),'B'); % label
text(-49,-48,['B elevation=' num2str(b_elevation,2) ' deg'],'fontsize',8); % label
end
if data.flag_v1==1, % plot v1 vector
vn1proj=[0 vn1_ds(2)/norm(vn1_ds(2:3)) vn1_ds(3)/norm(vn1_ds(2:3))];
hl=line([0 vn1proj(3)*25],[0 vn1proj(2)*25]);set(hl,'color','k','linewidth',.4); % V direction
hl=line([0 vn1_ds(3)*25],[0 vn1_ds(2)*25]);set(hl,'color','k','linewidth',2); % V direction
text(30*vn1proj(3),30*vn1proj(2),'V'); % label
text(-49,44,['V1 elevation=' num2str(vn1_elevation,2) ' deg'],'fontsize',8); % label
end
if data.flag_v2==1, % plot v1 vector
vn2proj=[0 vn2_ds(2)/norm(vn2_ds(2:3)) vn2_ds(3)/norm(vn2_ds(2:3))];
hl=line([0 vn2proj(3)*25],[0 vn2proj(2)*25]);set(hl,'color','b','linewidth',.4); % V direction
hl=line([0 vn2_ds(3)*25],[0 vn2_ds(2)*25]);set(hl,'color','b','linewidth',2); % V direction
text(30*vn2proj(3),30*vn2proj(2),'V'); % label
text(-49,38,['V2 elevation=' num2str(vn2_elevation,2) ' deg'],'fontsize',8); % label
end
for aa=0:pi/12:2*pi, % plot grid
hl=line([0 100*cos(aa)],[0 100*sin(aa)]);
set(hl,'linestyle',':','color','green','linewidth',.2);
end
for ip=1:4; % plot probes
c_eval('line([0 rp?(2)],[0 rp?(1)]);',ip);
c_eval('patch(rp?(2)+x_circle*0.4,rp?(1)+y_circle*0.4,x_circle*0+1,''facecolor'',''black'',''edgecolor'',''none'');',ip);
c_eval('text(rp?(2)*.9,rp?(1)*.9,num2str(?),''fontweight'',''bold'');',ip);
end
axes(h(3));cla
text(0,50,'Z_{GSE}','verticalalignment','top','horizontalalignment','center','fontweight','demi');
text(50,0,'-Y_{GSE}','rotation',90,'verticalalignment','bottom','horizontalalignment','center','fontweight','demi');
patch(x_circle*1.5,y_circle*1.5,x_circle*0+1);hold on; % plot spacecraft
patch(x_circle*1.5,y_circle*1.5,x_circle*0-1); % plot spacecraft
if data.flag_b==1,
bnproj=[0 0 bn_gse(3)/norm(bn_gse(3:4)) bn_gse(4)/norm(bn_gse(3:4))];
hl=line([0 -bnproj(3)*25],[0 bnproj(4)*25]);set(hl,'color','red','linewidth',.4); % B direction
hl=line([0 -bn_gse(3)*25],[0 bn_gse(4)*25]);set(hl,'color','red','linewidth',2); % B direction
text(-30*bnproj(3),30*bnproj(4),'B'); % label
end
if data.flag_v1==1, % plot v vector
vn1proj=[0 0 vn1_gse(3)/norm(vn1_gse(3:4)) vn1_gse(4)/norm(vn1_gse(3:4))];
hl=line([0 -vn1proj(3)*25],[0 vn1proj(4)*25]);set(hl,'color','k','linewidth',.4); % V direction
hl=line([0 -vn1_gse(3)*25],[0 vn1_gse(4)*25]);set(hl,'color','k','linewidth',2); % V direction
text(-30*vn1proj(3),30*vn1proj(4),'V'); % label
end
if data.flag_v2==1, % plot v vector
vn2proj=[0 0 vn2_gse(3)/norm(vn2_gse(3:4)) vn2_gse(4)/norm(vn2_gse(3:4))];
hl=line([0 -vn2proj(3)*25],[0 vn2proj(4)*25]);set(hl,'color','b','linewidth',.4); % V direction
hl=line([0 -vn2_gse(3)*25],[0 vn2_gse(4)*25]);set(hl,'color','b','linewidth',2); % V direction
text(-30*vn2proj(3),30*vn2proj(4),'V'); % label
end
for aa=0:pi/12:pi/2,
hl=line(x_circle*44*sin(aa),y_circle*44*sin(aa));
set(hl,'linestyle',':','color','green','linewidth',.2);
end
for ip=1:4;
c_eval('line([0 -rp?_gse(2)],[0 rp?_gse(3)]);',ip);
c_eval('patch(-rp?_gse(2)+x_circle*0.4,rp?_gse(3)+y_circle*0.4,x_circle*0+1,''facecolor'',''black'',''edgecolor'',''none'');',ip);
c_eval('text(-rp?_gse(2)*.8,rp?_gse(3)*.8,num2str(?));',ip);
end
axes(h(2));cla
text(0,50,'(BxS)xS','verticalalignment','top','horizontalalignment','center','fontweight','demi');
text(50,0,'BxS','rotation',90,'verticalalignment','bottom','horizontalalignment','center','fontweight','demi');
patch(x_circle*1.5,y_circle*1.5,x_circle*0+1);hold on; % plot spacecraft
patch(x_circle*1.5,y_circle*1.5,x_circle*0-1); % plot spacecraft
for aa=0:pi/12:pi/2,
hl=line(x_circle*44*sin(aa),y_circle*44*sin(aa));
set(hl,'linestyle',':','color','green','linewidth',.2);
end
if data.flag_b==1
for ip=1:4;
c_eval('line([0 rp?_b(1)],[0 rp?_b(2)]);',ip);
c_eval('patch(rp?_b(1)+x_circle*0.4,rp?_b(2)+y_circle*0.4,x_circle*0+1,''facecolor'',''black'',''edgecolor'',''none'');',ip);
c_eval('text(rp?_b(1)*.8,rp?_b(2)*.8,num2str(?));',ip);
end
end
% add text
cla(h(4))
irf_legend(h(4),['c_pl_sc_orient() ' datestr(now)],[0,1],'fontsize',8,'interpreter','none','color',[0.5 0.5 0.5]);
irf_legend(h(4),['Cluster spacecraft C' num2str(data.ic)],[0,.9],'fontsize',10);
if data.flag_b==1,
irf_legend(h(4),['angle beteen p34 (Ey WBD) and B ' num2str(angle_deg_p34_vs_b,'%3.1f') 'deg'],[0,.82],'interpreter','none','fontsize',10);
irf_legend(h(4),['angle beteen p12 (Ez WBD) and B ' num2str(angle_deg_p12_vs_b,'%3.1f') 'deg'],[0,.74],'interpreter','none','fontsize',10);
end
set(gcf,'userdata',data);
case 'c1'
data=get(gcf,'userdata');
if ic~=1,
data.flag_get_phase_data=1;data.flag_get_b_data=1;data.b=[];data.ic=1;
set(gcf,'Name',['Cluster s/c' num2str(data.ic) ' orientation']);
set(gcf,'userdata',data);
c_pl_sc_orient('read_phase_and_b');
end
case 'c2'
data=get(gcf,'userdata');
if ic~=2
data.flag_get_phase_data=1;data.flag_get_b_data=1;data.b=[];data.ic=2;
set(gcf,'Name',['Cluster s/c' num2str(data.ic) ' orientation']);
set(gcf,'userdata',data);
c_pl_sc_orient('read_phase_and_b');
end
case 'c3'
data=get(gcf,'userdata');
if ic~=3
data.flag_get_phase_data=1;data.flag_get_b_data=1;data.b=[];data.ic=3;
set(gcf,'Name',['Cluster s/c' num2str(data.ic) ' orientation']);
set(gcf,'userdata',data);
c_pl_sc_orient('read_phase_and_b');
end
case 'c4'
data=get(gcf,'userdata');
if ic~=4
data.flag_get_phase_data=1;data.flag_get_b_data=1;data.b=[];data.ic=4;
set(gcf,'Name',['Cluster s/c' num2str(ic) ' orientation']);
set(gcf,'userdata',data);
c_pl_sc_orient('read_phase_and_b');
end
end
if nargout,hout=h;end
function menus
% generate menus
if isempty(findobj(gcf,'type','uimenu','label','&Options'))
hcoordfigmenu=uimenu('Label','&Options');
uimenu(hcoordfigmenu,'Label','C1','Callback','c_pl_sc_orient(''C1'')')
uimenu(hcoordfigmenu,'Label','C2','Callback','c_pl_sc_orient(''C2'')')
uimenu(hcoordfigmenu,'Label','C3','Callback','c_pl_sc_orient(''C3'')')
uimenu(hcoordfigmenu,'Label','C4','Callback','c_pl_sc_orient(''C4'')')
user_data = get(gcf,'userdata');
user_data.coordfigmenu=1;
set(gcf,'userdata',user_data);
end