function [trace,error_status,varargout]=loadTCVdata(shot,data_type,varargin)
%
% Added option to load shot=-1 or >=100000
% Added option shot=-9 to list keywords
%
% list of data_type currently available (when [_2,_3] is added, means can add _i to get Liuqe i):
% if -1 is added, can also get it from FBTE with shot=-1, >=100000 or liuqe_version='_-1' (to get model file)
%
% 'Ip'[_2,_3]   =  current
% 'B0'[_2,_3]   =  current
% 'zmag'[_2,_3] =  vertical position of the center of the plasma (magnetic axis)
% 'rmag'[_2,_3] =  radial position of the center of the plasma
% 'rcont'[_2,_3] =  R of plama boundary vs time
% 'zcont'[_2,_3] =  Z of plama boundary vs time
% 'vol'[_2,_3] =  volume of flux surfaces
% 'rhovol'[_2,_3] =  sqrt(V(:,t)/V(edge,t)), normalised rho variable based on volume of flux surfaces
% 'qrho'[_2,_3] =  q profile on rho mesh
% 'q95'[_2,_3] =  q95 vs time
% 'kappa', 'elon'[_2,_3] =  edge elongation vs time
% 'delta', 'triang'[_2,_3] =  edge averaged triangularity vs time
% 'deltatop', 'triangtop'[_2,_3] =  edge upper (top) triangularity vs time
% 'deltabot', 'triangbot'[_2,_3] =  edge lower (bottom) triangularity vs time
% 'j_tor'[_2,_3] =  J_TOR vs (R,Z,time)
% 'neint' =  line-integrated electron density [m/m^3]
% 'nel' =  line-averaged electron density [1/m^3]
% 'ne'= ne raw profile on (z,t). ADD error bars in .std
% 'te'= Te raw profile on (z,t). ADD error bars in .std
% 'nerho'[_2,_3]= ne profile on (rho=sqrt(psi),time) mesh.Note rho is a 2D array as depends on time. ADD error bars in .std
% 'terho'[_2,_3]= Te profile on (rho=sqrt(psi),time) mesh.Note rho is a 2D array as depends on time. ADD error bars in .std
% 'nerhozshift'[_2,_3]= same as nerho but allows for zshift [m] in equil given by varargin{1}
% 'terhozshift'[_2,_3]= same as terho but allows for zshift [m] in equil given by varargin{1}
% 'profnerho' =  ne smoothed or fitted , vs (rho,t) (from Thomson auto fit)
% 'profterho' =  te smoothed or fitted , vs (rho,t) (from Thomson auto fit)
% 'neft' =  ne fitted from data on rho mesh (from proffit.local_time:neft_abs)
% 'neft:4' =  ne fitted from data on rho mesh (from proffit.local_time:neft_abs from trial:trial_indx=4)
% 'teft' =  te fitted from data on rho mesh (from proffit.local_time:teft)
% 'neftav' =  ne fitted from averaged over time data on rho mesh (from proffit.avg_time:neft_abs)
% 'teftav' =  te fitted from averaged over time data on rho mesh (from proffit.avg_time:teft)
% 'vtor'= Toroidal rotation of C raw profile on (rho,t). ADD error bars in .std, as well as time and rho error bars
% 'vtorfit'= Toroidal rotation of C fitted profile on (rho,t)
% 'vpol'= Poloidal rotation of C raw profile on (rho,t). ADD error bars in .std, as well as time and rho error bars
% 'vpolfit'= Poloidal rotation of C fitted profile on (rho,t)
% 'Ti' (or Tc), 'Tifit', 'ni' (or nC), 'nifit', 'zeffcxrs', 'zeffcxrsfit': similar to 'vtor' from CXRS
% 'ece'  =  electron cyclotron emission
% 'sxr'  =  soft x-ray emission
% 'sxR'  =  soft x-ray emission with varargout{1} option (requires varargin{4}!)
% 'MPX'  =  soft x-ray from wire chambers
% 'IOH'  =  current in ohmic transformer coils IOH_1
% 'vloop'  =  loop voltage
% 'pgyro' =  ECH power for each gyro(1:9) and total (10)
%
% 'xx_2 or xx_3' for Liuqe2 or 3: same as above for xx related to equilibrium
% 'xx_-1 or xx_-1' for FBTE values (model or shot=-1 or shot>=100000): same as above for xx related to equilibrium
%
% INPUT:
% shot: shot number
% data_type: type of the required data
%
% Definition of varargin depends on data_type:
%
% data_type=sxr or ece:
%                  varargin{1}:  [i1 i2] : if not empty, assumes need many chords from i1 to i2
%                  varargin{2}:  channel status 1= unread yet, 0= read
%                                (for traces with many channel, enables to load additional channels,
%                                 like SXR, ECE, etc.)
%                  varargin{3}:  zmag for varargout{1} computation
%                       (can have more inputs for AUG, but not used here)
% data_type=nerhozshift or terhozshift:
%                  varargin{1}:  zshift [m] constant or (t) : positive, moves equil up (that is thomson effective z down)
%                                                time dependent: needs same time base as psitbx:psi
%
% OUTPUT:
%
% trace.data:   data
% trace.t:      time of reference
% trace.x:      space of reference
% trace.dim:    cell array of grids, trace.dim{1}, {2}, ...
% trace.dimunits: units of dimensions
% trace.units:  units of data
%
% Additional Output arguments depending on data_type
%
% data_type=sxR, ece:
%                varargout{1}: major radius: intersection/projection of the view lines with z=zmag
% data_type=MPX:
%                varargout{1}: te be determined
%
%
% function needed: mds functions-xtomo_geometry-get_xtomo_data (Furno's routines)
%                  VsxrTCVradius
% Example:
%         [ip,error_status]=loadTCVdata(shot,'Ip',1);
%         [sxr,error_status,R]=loadTCVdata(shot,'sxR',1);
%

varargout{1}=cell(1,1);
error_status=1;

% To allow multiple ways of writing a specific keyword, use data_type_eff within this routine
if exist('data_type') && ~isempty(data_type)
  data_type_eff=data_type;
else
  data_type_eff=' ';
end
i_23=0;
% LIUQE tree
begstr = '\results::';
endstr = '';
liuqe_version = 1;
if length(data_type_eff)>2
  if strcmp(data_type_eff(end-1:end),'_2') | strcmp(data_type_eff(end-1:end),'_3')
    i_23=2;
    endstr=data_type_eff(end-1:end);
    liuqe_version = str2num(data_type_eff(end:end));
  elseif strcmp(upper(data_type_eff(end-2:end)),'_-1')
    i_23=3;
    begstr = 'tcv_eq( "';
    endstr = '", "FBTE" )';
    liuqe_version = -1;
  end
end
if shot==-1 || (shot>=100000 && shot<200000)
  % requires FBTE
  liuqe_version = -1;
  begstr = 'tcv_eq( "';
  endstr = '", "FBTE" )';
end

% use keyword without eventual _2 or _3 extension to check for multiple possibilities
% Also remove ":4" for trial_indx specification
jj=strfind(data_type_eff,':');
trialindx=[];
if ~isempty(jj)
  ii=strmatch(data_type_eff(1:jj-1),[{'teft'},{'neft'},{'teftav'},{'neftav'}]);
  if ~isempty(ii)
    trialindx=str2num(data_type_eff(jj+1:end));
    data_type_eff_noext=[data_type_eff(1:jj-1) ':trial'];
  else
    data_type_eff_noext=data_type_eff(1:end-i_23);
  end
else
  data_type_eff_noext=data_type_eff(1:end-i_23);
end

if ~isempty(strmatch(data_type_eff_noext,[{'ip'} {'i_p'} {'xip'}],'exact'))
  data_type_eff_noext='Ip';
end
if ~isempty(strmatch(data_type_eff_noext,[{'b0'} {'B_0'} {'Bgeom'} {'BGEOM'}],'exact'))
  data_type_eff_noext='B0';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Te'} {'t_e'} {'TE'} {'T_e'}],'exact'))
  data_type_eff_noext='te';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Te_edge'} {'TE_edge'}],'exact'))
  data_type_eff_noext='te_edge';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Ne_edge'} {'NE_edge'}],'exact'))
  data_type_eff_noext='ne';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Rcont'}],'exact'))
  data_type_eff_noext='rcont';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Zcont'}],'exact'))
  data_type_eff_noext='zcont';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Terho'}],'exact'))
  data_type_eff_noext='terho';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Terhozshift'}],'exact'))
  data_type_eff_noext='terhozshift';
end
if ~isempty(strmatch(data_type_eff_noext,[{'SXR'}],'exact'))
  data_type_eff_noext='sxr';
end
if ~isempty(strmatch(data_type_eff_noext,[{'ECE'}],'exact'))
  data_type_eff_noext='ece';
end
if ~isempty(strmatch(data_type_eff_noext,[{'VOL'} {'volume'}],'exact'))
  data_type_eff_noext='vol';
end
if ~isempty(strmatch(data_type_eff_noext,[{'RHOVOL'}],'exact'))
  data_type_eff_noext='rhovol';
end
if ~isempty(strmatch(data_type_eff_noext,[{'q_95'} {'Q95'}],'exact'))
  data_type_eff_noext='q95';
end
if ~isempty(strmatch(data_type_eff_noext,[{'elongation'} {'elon'}],'exact'))
  data_type_eff_noext='kappa';
end
if ~isempty(strmatch(lower(data_type_eff_noext),[{'j_tor'} {'jtor'} {'\results::j_tor'}],'exact'))
  data_type_eff_noext='jtor';
  data_type_eff = ['jtor' endstr];
end
if ~isempty(strmatch(data_type_eff_noext,[{'triangularity'} {'triang'}],'exact'))
  data_type_eff_noext='delta';
end
if ~isempty(strmatch(data_type_eff_noext,[{'deltaup'} {'deltau'} {'triangtop'} {'triangu'} {'triangup'}],'exact'))
  data_type_eff_noext='deltatop';
end
if ~isempty(strmatch(data_type_eff_noext,[{'deltalow'} {'deltal'} {'triangbot'} {'triangl'} {'trianglow'}],'exact'))
  data_type_eff_noext='deltabot';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Rmag'}],'exact'))
  data_type_eff_noext='rmag';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Zmag'}],'exact'))
  data_type_eff_noext='zmag';
end
if ~isempty(strmatch(data_type_eff_noext,[{'MPX'}],'exact'))
  data_type_eff_noext='MPX';
end
if ~isempty(strmatch(data_type_eff_noext,[{'ioh'} {'Ioh'} {'iot'} {'IOT'}],'exact'))
  data_type_eff_noext='IOH';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Vloop'} {'Vsurf'} {'vsurf'}],'exact'))
  data_type_eff_noext='vloop';
end
if ~isempty(strmatch(data_type_eff_noext,[{'vtor'} {'v_tor'} {'vi'} {'vc'} {'v_i'} {'v_c'} {'VTOR'} {'V_TOR'} {'VI'} {'VC'} {'V_I'} {'V_C'}],'exact'))
  data_type_eff_noext='vi_tor';
end
if ~isempty(strmatch(data_type_eff_noext,[{'vtorfit'} {'vtorft'} {'v_torfit'} {'vifit'} {'vcfit'} {'v_ifit'} {'v_cfit'} {'VTORfit'} {'V_TORfit'} {'VIfit'} {'VCfit'} {'V_Ifit'} {'V_Cfit'}],'exact'))
  data_type_eff_noext='vi_torfit';
end
if ~isempty(strmatch(data_type_eff_noext,[{'vpol'} {'v_pol'} {'VPOL'} {'V_POL'}],'exact'))
  data_type_eff_noext='vi_pol';
end
if ~isempty(strmatch(data_type_eff_noext,[{'vpolfit'} {'vpolft'} {'v_polfit'} {'VPOLfit'} {'V_POLfit'}],'exact'))
  data_type_eff_noext='vi_polfit';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Ti'} {'ti'} {'TC'} {'tc'} {'T_C'} {'t_c'}],'exact'))
  data_type_eff_noext='Ti';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Tifit'} {'tifit'} {'TCfit'} {'tcfit'} {'T_Cfit'} {'t_cfit'}],'exact'))
  data_type_eff_noext='Tifit';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Ni'} {'ni'} {'NC'} {'nc'} {'N_C'} {'n_c'}],'exact'))
  data_type_eff_noext='ni';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Nifit'} {'nifit'} {'NCfit'} {'ncfit'} {'N_Cfit'} {'n_cfit'}],'exact'))
  data_type_eff_noext='nifit';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Zeffcxrs'} {'zeffcxrs'} {'Z_effcxrs'} {'z_effcxrs'} {'Zeff_cxrs'} {'zeff_cxrs'} {'Z_eff_cxrs'} {'z_eff_cxrs'}],'exact'))
  data_type_eff_noext='zeffcxrs';
end
if ~isempty(strmatch(data_type_eff_noext,[{'Zeffcxrsfit'} {'zeffcxrsfit'} {'Z_effcxrsfit'} {'z_effcxrsfit'} {'Zeff_cxrsfit'} {'zeff_cxrsfit'} {'Z_eff_cxrsfit'} {'z_eff_cxrsfit'}],'exact'))
  data_type_eff_noext='zeffcxrsfit';
end

% some defaults

% nodes which have _2 and _3 equivalence, related to simpletdi case
liuqe23=[{'\results::area'} {'\results::beta_pol'} {'\results::beta_tor'} ...
	 {'\results::delta_95'} {'\results::delta_95_bot'} {'\results::delta_95_top'} ...
	 {'\results::delta_edge'} {'\results::delta_ed_bot'} {'\results::delta_ed_top'} ...
	 {'\results::diamag'} {'\results::i_p'} {'\results::j_tor'} ...
	 {'\results::kappa_95'} {'\results::kappa_edge'} {'\results::kappa_zero'} ...
	 {'\results::lambda'} {'\results::l_i'} {'\results::psi_axis'} {'\results::psi_values'} ...
	 {'\results::q_95'} {'\results::q_edge'} {'\results::q_zero'} {'\results::rms_error'} ...
	 {'\results::z_axis'} {'\results::r_axis'} {'\results::q_psi'} ...
         {'\results::total_energy'} {'\results::tor_flux'} {'\results::volume'} ...
         {'\results::r_contour'} {'\results::z_contour'} ...
         {'\results::thomson:psiscatvol'} {'\results::thomson:psi_max'}];

% nodes which have FBTE equivalence, related to simpletdi case
liuqeFBTE=[{'\results::i_p'} {'\results::z_axis'} {'\results::r_axis'} {'\results::q_psi'} ...
	   {'\results::beta_tor'} {'\results::beta_pol'} {'\results::q_95'} {'\results::l_i'}  {'\results::delta_95'} ...
	   {'\results::kappa_95'} {'\results::r_contour'} {'\results::z_contour'} {'\results::psi_axis'}];

% keywords which do not have FBTE equivalence and are returned empty
noFBTE=[{'ne'} {'te'} {'nerho'} {'terho'} {'ne_edge'} {'te_edge'} {'nerho_edge'} {'terho_edge'} {'nerhozshift'} {'terhozshift'} {'profnerho'} {'profterho'} ...
	{'neft'} {'neft:trial'} {'teft:trial'} {'neftav:trial'} {'teftav:trial'} {'sxr'} {'sxR'} {'ece'} {'MPX'} {'IOH'} {'vloop'} {'neint'} {'nel'} ...
        {'vi_tor'} {'vi_torfit'} {'vi_pol'} {'vi_polfit'} {'Ti'} {'Tifit'} {'ni'} {'nifit'} {'zeffcxrs'} {'zeffcxrsfit'}];

% all keywords and corresponding case to run below
TCVkeywrdall=[{'Ip'} {'B0'} {'zmag'} {'rmag'} {'rcont'} {'zcont'} {'vol'} {'rhovol'} {'qrho'} {'q95'} {'kappa'} ...
      {'delta'} {'deltatop'} {'deltabot'} {'neint'} {'nel'} ...
      {'ne'} {'te'} {'nerho'} {'terho'}  {'ne_edge'} {'te_edge'} {'nerho_edge'} {'terho_edge'} {'nerhozshift'} {'terhozshift'} {'profnerho'} {'profterho'} ...
      {'neft'} {'teft'} {'neftav'} {'teftav'} {'neft:trial'} {'teft:trial'} {'neftav:trial'} {'teftav:trial'}  ...
      {'sxr'} {'sxR'} {'ece'} {'MPX'} {'IOH'} {'vloop'} {'pgyro'} {'jtor'} {'vi_tor'} {'vi_torfit'} {'vi_pol'} {'vi_polfit'} {'Ti'} {'Tifit'} {'ni'} {'nifit'} {'zeffcxrs'} {'zeffcxrsfit'}];

TCVsig.iip=strmatch('Ip',TCVkeywrdall,'exact');
TCVsig.iB0=strmatch('B0',TCVkeywrdall,'exact');
TCVsig.izmag=strmatch('zmag',TCVkeywrdall,'exact');
TCVsig.irmag=strmatch('rmag',TCVkeywrdall,'exact');
TCVsig.ircont=strmatch('rcont',TCVkeywrdall,'exact');
TCVsig.izcont=strmatch('zcont',TCVkeywrdall,'exact');
TCVsig.ivol=strmatch('vol',TCVkeywrdall,'exact');
TCVsig.irhovol=strmatch('rhovol',TCVkeywrdall,'exact');
TCVsig.iqrho=strmatch('qrho',TCVkeywrdall,'exact');
TCVsig.iq95=strmatch('q95',TCVkeywrdall,'exact');
TCVsig.ikappa=strmatch('kappa',TCVkeywrdall,'exact');
TCVsig.idelta=strmatch('delta',TCVkeywrdall,'exact');
TCVsig.ideltatop=strmatch('deltatop',TCVkeywrdall,'exact');
TCVsig.ideltabot=strmatch('deltabot',TCVkeywrdall,'exact');
TCVsig.ineint=strmatch('neint',TCVkeywrdall,'exact');
TCVsig.inel=strmatch('nel',TCVkeywrdall,'exact');
TCVsig.ine=strmatch('ne',TCVkeywrdall,'exact');
TCVsig.ite=strmatch('te',TCVkeywrdall,'exact');
TCVsig.ine_edge=strmatch('ne_edge',TCVkeywrdall,'exact');
TCVsig.ite_edge=strmatch('te_edge',TCVkeywrdall,'exact');
TCVsig.inerho=strmatch('nerho',TCVkeywrdall,'exact');
TCVsig.iterho=strmatch('terho',TCVkeywrdall,'exact');
TCVsig.inerho_edge=strmatch('nerho_edge',TCVkeywrdall,'exact');
TCVsig.iterho_edge=strmatch('terho_edge',TCVkeywrdall,'exact');
TCVsig.inerhozshift=strmatch('nerhozshift',TCVkeywrdall,'exact');
TCVsig.iterhozshift=strmatch('terhozshift',TCVkeywrdall,'exact');
TCVsig.iprofnerho=strmatch('profnerho',TCVkeywrdall,'exact');
TCVsig.iprofterho=strmatch('profterho',TCVkeywrdall,'exact');
TCVsig.ineft=strmatch('neft',TCVkeywrdall,'exact');
TCVsig.ineft_trial=strmatch('neft:trial',TCVkeywrdall);
TCVsig.iteft=strmatch('teft',TCVkeywrdall,'exact');
TCVsig.iteft_trial=strmatch('teft:trial',TCVkeywrdall);
TCVsig.ineftav=strmatch('neftav',TCVkeywrdall,'exact');
TCVsig.ineftav_trial=strmatch('neftav:trial',TCVkeywrdall);
TCVsig.iteftav=strmatch('teftav',TCVkeywrdall,'exact');
TCVsig.iteftav_trial=strmatch('teftav:trial',TCVkeywrdall);
TCVsig.isxr=strmatch('sxr',TCVkeywrdall,'exact');
TCVsig.isxR=strmatch('sxR',TCVkeywrdall,'exact');
TCVsig.iece=strmatch('ece',TCVkeywrdall,'exact');
TCVsig.iMPX=strmatch('MPX',TCVkeywrdall,'exact');
TCVsig.iIOH=strmatch('IOH',TCVkeywrdall,'exact');
TCVsig.ivloop=strmatch('vloop',TCVkeywrdall,'exact');
TCVsig.ipgyro=strmatch('pgyro',TCVkeywrdall,'exact');
TCVsig.ijtor=strmatch('jtor',TCVkeywrdall,'exact');
TCVsig.ivi_tor=strmatch('vi_tor',TCVkeywrdall,'exact');
TCVsig.ivi_torfit=strmatch('vi_torfit',TCVkeywrdall,'exact');
TCVsig.ivi_pol=strmatch('vi_pol',TCVkeywrdall,'exact');
TCVsig.ivi_polfit=strmatch('vi_polfit',TCVkeywrdall,'exact');
TCVsig.iTi=strmatch('Ti',TCVkeywrdall,'exact');
TCVsig.iTifit=strmatch('Tifit',TCVkeywrdall,'exact');
TCVsig.ini=strmatch('ni',TCVkeywrdall,'exact');
TCVsig.inifit=strmatch('nifit',TCVkeywrdall,'exact');
TCVsig.izeffcxrs=strmatch('zeffcxrs',TCVkeywrdall,'exact');
TCVsig.izeffcxrsfit=strmatch('zeffcxrsfit',TCVkeywrdall,'exact');

% For each keyword, specify which case to use. As most common is 'simpletdi', fill in with this and change
% only indices needed. Usually use name of case same as keyword name
TCVkeywrdcase=cell(size(TCVkeywrdall));
TCVkeywrdcase(:)={'simpletdi'};
TCVkeywrdcase(TCVsig.iB0)=TCVkeywrdall(TCVsig.iB0); % through iphi
TCVkeywrdcase(TCVsig.iqrho)=TCVkeywrdall(TCVsig.iqrho); % special as liuqe q_psi on psi
TCVkeywrdcase(TCVsig.ivol)=TCVkeywrdall(TCVsig.ivol); % special as nodes _2 or _3 not existing with psitbx
TCVkeywrdcase(TCVsig.irhovol)=TCVkeywrdall(TCVsig.irhovol); % idem vol
TCVkeywrdcase(TCVsig.ine)=TCVkeywrdall(TCVsig.ine); % special as dimensions from other nodes
TCVkeywrdcase(TCVsig.ite)=TCVkeywrdall(TCVsig.ite); % idem
TCVkeywrdcase(TCVsig.ine_edge)=TCVkeywrdall(TCVsig.ine_edge); % special as dimensions from other nodes
TCVkeywrdcase(TCVsig.ite_edge)=TCVkeywrdall(TCVsig.ite_edge); % idem
TCVkeywrdcase(TCVsig.inerho)=TCVkeywrdall(TCVsig.inerho); % idem
TCVkeywrdcase(TCVsig.inerho_edge)=TCVkeywrdall(TCVsig.inerho_edge); % idem
TCVkeywrdcase(TCVsig.iteft_trial)=TCVkeywrdall(TCVsig.iteft_trial); % special to extract trial_indx if needed
TCVkeywrdcase(TCVsig.ineft_trial)=TCVkeywrdall(TCVsig.ineft_trial); % special to extract trial_indx if needed
TCVkeywrdcase(TCVsig.iteftav_trial)=TCVkeywrdall(TCVsig.iteftav_trial); % special to extract trial_indx if needed
TCVkeywrdcase(TCVsig.ineftav_trial)=TCVkeywrdall(TCVsig.ineftav_trial); % special to extract trial_indx if needed
TCVkeywrdcase(TCVsig.iterho)=TCVkeywrdall(TCVsig.iterho); % idem
TCVkeywrdcase(TCVsig.iterho_edge)=TCVkeywrdall(TCVsig.iterho_edge); % idem
TCVkeywrdcase(TCVsig.inerhozshift)=TCVkeywrdall(TCVsig.inerhozshift); % idem
TCVkeywrdcase(TCVsig.iterhozshift)=TCVkeywrdall(TCVsig.iterhozshift); % idem
TCVkeywrdcase(TCVsig.iprofnerho)=TCVkeywrdall(TCVsig.iprofnerho);
TCVkeywrdcase(TCVsig.iprofterho)=TCVkeywrdall(TCVsig.iprofterho);
TCVkeywrdcase(TCVsig.isxr)=TCVkeywrdall(TCVsig.isxr);
TCVkeywrdcase(TCVsig.isxR)=TCVkeywrdall(TCVsig.isxR);
TCVkeywrdcase(TCVsig.iece)=TCVkeywrdall(TCVsig.iece);
TCVkeywrdcase(TCVsig.iMPX)=TCVkeywrdall(TCVsig.iMPX);
TCVkeywrdcase(TCVsig.iIOH)=TCVkeywrdall(TCVsig.iIOH);
TCVkeywrdcase(TCVsig.ivloop)=TCVkeywrdall(TCVsig.ivloop);
TCVkeywrdcase(TCVsig.ipgyro)=TCVkeywrdall(TCVsig.ipgyro);
TCVkeywrdcase(TCVsig.ijtor)=TCVkeywrdall(TCVsig.ijtor);
TCVkeywrdcase(TCVsig.ivi_tor)=TCVkeywrdall(TCVsig.ivi_tor);
TCVkeywrdcase(TCVsig.ivi_torfit)=TCVkeywrdall(TCVsig.ivi_torfit);
TCVkeywrdcase(TCVsig.ivi_pol)=TCVkeywrdall(TCVsig.ivi_pol);
TCVkeywrdcase(TCVsig.ivi_polfit)=TCVkeywrdall(TCVsig.ivi_polfit);
TCVkeywrdcase(TCVsig.iTi)=TCVkeywrdall(TCVsig.iTi);
TCVkeywrdcase(TCVsig.iTifit)=TCVkeywrdall(TCVsig.iTifit);
TCVkeywrdcase(TCVsig.ini)=TCVkeywrdall(TCVsig.ini);
TCVkeywrdcase(TCVsig.inifit)=TCVkeywrdall(TCVsig.inifit);
TCVkeywrdcase(TCVsig.izeffcxrs)=TCVkeywrdall(TCVsig.izeffcxrs);
TCVkeywrdcase(TCVsig.izeffcxrsfit)=TCVkeywrdall(TCVsig.izeffcxrsfit);

% Information about which dimension has time, always return 2D data as (x,t) array
% as most are 1D arrays with time as first index, fill in with ones and change only those needed
TCVsigtimeindx=ones(size(TCVkeywrdall));

% For the 'simpletdi' cases, we need the full node in case gdat was called with full location directly
% for the other cases, leave this location empty
TCVsiglocation=cell(size(TCVkeywrdall));
TCVsiglocation(:)={''};
TCVsiglocation(TCVsig.iip)={'\results::i_p'};
TCVsiglocation(TCVsig.izmag)={'\results::z_axis'};
TCVsiglocation(TCVsig.irmag)={'\results::r_axis'};
TCVsiglocation(TCVsig.ircont)={'\results::r_contour'}; TCVsigtimeindx(TCVsig.ircont)=2;
TCVsiglocation(TCVsig.izcont)={'\results::z_contour'}; TCVsigtimeindx(TCVsig.izcont)=2;
TCVsiglocation(TCVsig.iq95)={'\results::q_95'};
TCVsiglocation(TCVsig.ikappa)={'\results::kappa_edge'};
TCVsiglocation(TCVsig.idelta)={'\results::delta_edge'};
TCVsiglocation(TCVsig.ideltatop)={'\results::delta_ed_top'};
TCVsiglocation(TCVsig.ideltabot)={'\results::delta_ed_bot'};
TCVsiglocation(TCVsig.ineint)={'\results::fir:lin_int_dens'};
TCVsiglocation(TCVsig.inel)={'\results::fir:n_average'};
%TCVsiglocation(TCVsig.iprofnerho)={'\results::THOMSON.PROFILES.AUTO:ne'};
%TCVsiglocation(TCVsig.iprofterho)={'\results::THOMSON.PROFILES.AUTO:te'};
TCVsiglocation(TCVsig.ineft)={'\results::proffit.local_time:neft_abs'}; TCVsigtimeindx(TCVsig.ineft)=2;
TCVsiglocation(TCVsig.iteft)={'\results::proffit.local_time:teft'}; TCVsigtimeindx(TCVsig.iteft)=2;
TCVsiglocation(TCVsig.ineftav)={'\results::proffit.avg_time:neft_abs'}; TCVsigtimeindx(TCVsig.ineftav)=2;
TCVsiglocation(TCVsig.iteftav)={'\results::proffit.avg_time:teft'}; TCVsigtimeindx(TCVsig.iteftav)=2;
TCVsiglocation(TCVsig.ineft_trial)=TCVsiglocation(TCVsig.ineft); TCVsigtimeindx(TCVsig.ineft_trial)=2;
TCVsiglocation(TCVsig.iteft_trial)=TCVsiglocation(TCVsig.iteft); TCVsigtimeindx(TCVsig.iteft_trial)=2;
TCVsiglocation(TCVsig.ineftav_trial)=TCVsiglocation(TCVsig.ineftav); TCVsigtimeindx(TCVsig.ineftav_trial)=2;
TCVsiglocation(TCVsig.iteftav_trial)=TCVsiglocation(TCVsig.iteftav); TCVsigtimeindx(TCVsig.iteftav_trial)=2;

if shot==-9
  clear trace
  for i=1:length(TCVkeywrdall)
    fieldname_eff = lower(TCVkeywrdall{i});
    keyword_eff = TCVkeywrdall{i};
    ij=findstr(fieldname_eff,':');
    if ~isempty(ij);
      fieldname_eff(ij)='_';
      keyword_eff(ij:end+1)=[':i' keyword_eff(ij+1:end)] ;
    end
    trace.(fieldname_eff) = keyword_eff;
  end
  % add example for Ip trace full call
  trace.ipfullcall = TCVsiglocation{TCVsig.iip};
  % trace.data=[];
  return
end

% initialize order of substructures and allows just a "return" if data empty
trace.data=[];
trace.x=[];
trace.t=[];
trace.dim=[];
trace.dimunits=[];
trace.units=[];
iprintwarn=0;
% find index of signal called upon
if strcmp(data_type_eff(1:1),'\')
  % in case full node name was given
  index=strmatch(data_type_eff(1:end-i_23),TCVsiglocation,'exact');
  if iprintwarn & isempty(index)
    disp('********************')
    disp('trace not yet registered.')
    disp('If standard data, ask olivier.sauter@epfl.ch to create a keyqord entry for this data')
%    eval(['!mail -s ''' data_type_eff ' ' num2str(shot) ' ' getenv('USER') ' TCV'' olivier.sauter@epfl.ch < /dev/null'])
    disp('********************')
  elseif isempty(index)
    % temporarily add entry in arrays, so can work below
    index=length(TCVkeywrdall)+1;
    TCVkeywrdall(end+1)={'new'};
    TCVkeywrdcase(end+1)={'simpletdi'};
    TCVsiglocation(end+1)={data_type_eff(1:end-i_23)};
    TCVsigtimeindx(end+1)=0;
  elseif ~strcmp(TCVkeywrdcase{index},'simpletdi')
    msgbox(['Problem in loadTCVdata with data_type_eff = ' data_type_eff ...
          '. Full paths of nodes should only be for case simpletdi'],'in loadTCVdata','error')
    error('in loadTCVdata')
  end
else
  index=strmatch(data_type_eff_noext,TCVkeywrdall,'exact');
  if isempty(index)
    disp(' ')
    disp('********************')
    disp(['no such keyword: ' data_type_eff(1:end-i_23)])
    disp(' ')
    disp('Available keywords:')
    TCVkeywrdall(:)
    disp('********************')
    return
  end
  if liuqe_version==-1 && ~isempty(strmatch(TCVkeywrdall{index},noFBTE,'exact'))
    disp(['node ' TCVkeywrdall{index} ' not defined within FBTE'])
    return
  end
end
if iprintwarn
  disp(['loading' ' ' data_type_eff_noext ' from TCV shot #' num2str(shot)]);
  disp(['case ' TCVkeywrdcase{index}])
end
if i_23==2 & isempty(strmatch(TCVsiglocation(index),liuqe23,'exact')) & strcmp(TCVkeywrdcase{index},'simpletdi')
  disp('********')
  disp('Warning asks for liuqe 2 or 3 of a signal, but not in liuqe23 list in loadTCVdata')
%  eval(['!mail -s ''' data_type_eff ' ' num2str(shot) ' ' getenv('USER') ' TCV: not in liuqe23 list'' olivier.sauter@epfl.ch < /dev/null'])
  disp('********')
end

status=ones(1,100);
zmag=cell(0,0);
nargineff=nargin;
if iprintwarn
  disp('TCVsiglocation{index} in loadTCVdata')
  TCVsiglocation{index}
end

switch TCVkeywrdcase{index}

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case 'simpletdi'

    %  load TCV other data
    if liuqe_version==-1
      mdsopen( 'pcs', shot); %synthetic shot generated with FBTE and MGAMS.
    else
      mdsopen(shot);
      % test if node exists
      error_status=1;
      ij=findstr(TCVsiglocation{index},'[');
      if isempty(ij); ij=length(TCVsiglocation{index})+1; end
      if eval(['~mdsdata(''node_exists("\' TCVsiglocation{index}(1:ij-1) '")'')'])
	disp(['node ' TCVsiglocation{index}(1:ij-1) ' does not exist for shot = ' num2str(shot)])
	return
% $$$     elseif eval(['mdsdata(''getnci("\' nodenameeff ':foo","length")'')==0'])
% $$$       disp(['no data for node ' nodenameeff ' for shot = ' num2str(shot)])
% $$$       return
      end
    end
    if strcmp(TCVsiglocation{index}(1:9),'\psitbx::')
      begstr = 'tcv_psitbx("';
      nodenameeff=[begstr TCVsiglocation{index}(10:end) endstr];
    elseif length(TCVsiglocation{index})>16 && strcmp(TCVsiglocation{index}(1:16),'\results::psitbx')
      begstr = 'tcv_psitbx("';
      nodenameeff=[begstr TCVsiglocation{index}(18:end) endstr];
    elseif  strcmp(TCVsiglocation{index}(1:10),'\results::')
      nodenameeff=[begstr TCVsiglocation{index}(11:end) endstr];
    else
      nodenameeff=TCVsiglocation{index};
      disp(['should not have gone through here, mention this example to O. Sauter']);
    end
    tracetdi=tdi(nodenameeff);
    mdsclose;
    if isempty(tracetdi.data) || (~iscell(tracetdi.data) && (length(tracetdi.data)<=1) && isnan(tracetdi.data))
      disp(['node ' nodenameeff ' is empty for shot = ' num2str(shot)])
      return
    end
    trace.data=tracetdi.data;

    if length(tracetdi.dim)==0
      % scalar
      trace.x=[];
      trace.t=[];      
      elseif TCVsigtimeindx(index)>0 | length(tracetdi.dim)==1
      trace.t=tracetdi.dim{max(1,TCVsigtimeindx(index))};
      ix=3-TCVsigtimeindx(index); % works only for 2D arrays
    else
      % if dim=41 assumes is x (usual for TCV)
      if length(tracetdi.dim{1})==41
        ix=1;
        trace.t=tracetdi.dim{2};
      elseif length(tracetdi.dim{2})==41
        ix=2;
        trace.t=tracetdi.dim{1};
      elseif length(tracetdi.dim)==2
        % if one has 2D or more and the other 1D, assume rho is 2D or more and time is 1D
        if min(size(tracetdi.dim{1}))==1 && (min(size(tracetdi.dim{2}))>1 || length(size(tracetdi.dim{2}))>2)
          ix=2;
          trace.t=tracetdi.dim{1};
          disp(['assumes time array is 1D array, so x from dim{' num2str(ix) '}'])
        elseif min(size(tracetdi.dim{2}))==1 && (min(size(tracetdi.dim{1}))>1 || length(size(tracetdi.dim{1}))>2)
          ix=1; 
          trace.t=tracetdi.dim{2};
          disp(['assumes time array is 1D array, so x from dim{' num2str(ix) '}'])
        elseif tracetdi.dim{1}(end)<1.1 && tracetdi.dim{2}(end)>1.1
          ix=1; 
          trace.t=tracetdi.dim{2};
          disp(['assumes x array is 1D array with max <1.1'])          
        elseif tracetdi.dim{1}(end)>1.1 && tracetdi.dim{2}(end)<1.1
          ix=2; 
          trace.t=tracetdi.dim{1};
          disp(['assumes x array is 1D array with max <1.1'])          
        elseif length(size(tracetdi.dim{1}))==2 && min(size(tracetdi.dim{1}))==1 && length(size(tracetdi.dim{2}))==2 && min(size(tracetdi.dim{2}))==1
          % if both are 1D arrays, assumes time array with values having most number of digits
          ab1=num2str(tracetdi.dim{1}-fix(tracetdi.dim{1}));
          ab2=num2str(tracetdi.dim{2}-fix(tracetdi.dim{2}));
          if size(ab1,2)<size(ab2,2); 
            ix=1; 
            trace.t=tracetdi.dim{2};
          else
            ix=2;
            trace.t=tracetdi.dim{1};
          end
          disp(['assumes time array has more digits, so x from dim{' num2str(ix) '}'])
        end
      end
    end
    if length(tracetdi.dim)==2
      trace.x=tracetdi.dim{ix};
      % make sure data is of (x,t)
      if ix==2
        % transpose data
        trace.data=trace.data';
      end
    elseif length(tracetdi.dim)>2
      msgbox(['data more than 2D (data_type_eff=' data_type_eff ...
            '), check how to save it, contact andrea.scarabosio@epfl.ch or olivier.sauter@epfl.ch'],...
          'in simpletdi','warn')
      warning('in simpletdi of loadTCVdata')
    else
      if max(1,TCVsigtimeindx(index))~=1
        disp('Problems in loadTCVdata, max(1,TCVsigtimeindx(index)) should be 1')
      end
    end
    if length(tracetdi.dim)==1
      trace.dim=[{trace.t}];
      trace.dimunits=tracetdi.dimunits(1);
    elseif length(tracetdi.dim)==2
      trace.dim=[{trace.x} ; {trace.t}];
      trace.dimunits=[tracetdi.dimunits(ix) ; tracetdi.dimunits((2-ix)+1)];
    else
      trace.dim=tracetdi.dim;
      trace.dimunits=tracetdi.dimunits;
    end
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    
    trace.name=[num2str(shot) ';' nodenameeff];
    error_status=0;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'ne','te'}
    % ne or Te from Thomson data on raw z mesh vs (z,t)
    mdsopen(shot);
    if strcmp(TCVkeywrdcase{index},'ne')
      nodenameeff='\results::thomson:ne';
      tracetdi=tdi(nodenameeff);
      tracestd=tdi('\results::thomson:ne:error_bar');
    else
      nodenameeff='\results::thomson:te';
      tracetdi=tdi(nodenameeff);
      tracestd=tdi('\results::thomson:te:error_bar');
      trace_abs=tdi('\results::thomson:fir_thom_rat');
    end
    trace.data=tracetdi.data'; % Thomson data as (t,z)
    trace.std=tracestd.data';
    trace.name=[num2str(shot) ';' nodenameeff];
    % add correct dimensions
    try
      time=mdsdata('\results::thomson:times');
    catch
      warning('Problems with \results::thomson:times')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    if isempty(time) || ischar(time)
      thomsontimes=time
      warning('!!!!!!!!!!!!!!!!!!!!!!!!!\results::thomson:times  is empty? Check')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    z=mdsdata('\diagz::thomson_set_up:vertical_pos');
    trace.dim=[{z};{time}];
    trace.dimunits=[{'Z [m]'} ; {'time [s]'}];
    trace.x=z;
    trace.t=time;
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    mdsclose('mdsip');

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'ne_edge','te_edge'}
    % ne or Te from Thomson.edge data on raw z mesh vs (z,t)
    mdsopen(shot);
    if strcmp(TCVkeywrdcase{index},'ne_edge')
      nodenameeff='\results::thomson.edge:ne';
      tracetdi=tdi(nodenameeff);
      tracestd=tdi('\results::thomson.edge:ne:error_bar');
    else
      nodenameeff='\results::thomson.edge:te';
      tracetdi=tdi(nodenameeff);
      tracestd=tdi('\results::thomson.edge:te:error_bar');
      trace_abs=tdi('\results::thomson.edge:fir_thom_rat');
    end
    trace.data=tracetdi.data'; % Thomson.Edge data as (t,z)
    trace.std=tracestd.data';
    trace.name=[num2str(shot) ';' nodenameeff];
    % add correct dimensions
    try
      time=mdsdata('\results::thomson:times');
    catch
      warning('Problems with \results::thomson:times')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    if isempty(time) || ischar(time)
      thomsontimes=time
      warning('!!!!!!!!!!!!!!!!!!!!!!!!!\results::thomson:times  is empty? Check')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    z=mdsdata('\diagz::thomson_set_up.edge:vertical_pos');
    trace.dim=[{z};{time}];
    trace.dimunits=[{'Z [m]'} ; {'time [s]'}];
    trace.x=z;
    trace.t=time;
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    mdsclose('mdsip');

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'nerho','terho'}
    % ne or Te from Thomson data on rho=sqrt(psi_normalised) mesh: (rho,t)
    mdsopen(shot);
    try
      time=mdsdata('\results::thomson:times');
    catch
      warning('Problems with \results::thomson:times')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    if isempty(time) || ischar(time)
      thomsontimes=time
      warning('!!!!!!!!!!!!!!!!!!!!!!!!!\results::thomson:times  is empty? Check')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    if strcmp(TCVkeywrdcase{index},'nerho')
      nodenameeff='\results::thomson:ne';
      tracetdi=tdi(nodenameeff);
      if isempty(tracetdi.data)
        ishot=mdsopen(shot)
        tracetdi=tdi(nodenameeff)
      end
      nodenameeff='\results::thomson:ne; error_bar ; fir_thom_rat; (ne,std)*fir_thom_rat';
      tracestd=tdi('\results::thomson:ne:error_bar');
      if shot>=23801
        tracefirrat=tdi('\results::thomson.profiles.auto:fir_thom_rat'); %time base not same!!
        if isempty(tracefirrat.data) || ischar(tracefirrat.data)
          disp('problem with \results::thomson.profiles.auto:fir_thom_rat: empty')
        end
      else
        tracefirrat=tdi('\results::thomson:fir_thom_rat');
        if isempty(tracefirrat.data) || ischar(tracefirrat.data)
          disp('problem with \results::thomson.profiles.auto:fir_thom_rat: empty')
          tracefirrat.dim{1}=[];
        else
          tracefirrat.dim{1}=time;
        end
      end
      if ~isempty(tracefirrat.data) || ischar(tracefirrat.data)
        tracefirrat_data=NaN*ones(size(tracetdi.dim{1}));
        itim=iround(time,tracefirrat.dim{1});
        tracefirrat_data(itim)=tracefirrat.data;
      else
        tracefirrat_data=NaN;
      end
    else
      nodenameeff='\results::thomson:te';
      tracetdi=tdi(nodenameeff);
      nodenameeff='\results::thomson:te; error_bar';
      tracestd=tdi('\results::thomson:te:error_bar');
    end
    trace.data=tracetdi.data'; % Thomson data as (t,z)
    trace.std=tracestd.data';
    if strcmp(TCVkeywrdcase{index},'nerho')
      trace.firrat=tracefirrat_data;
      trace.data_abs=trace.data*diag(tracefirrat_data);
      trace.std_abs=trace.std*diag(tracefirrat_data);
    end
    trace.name=[num2str(shot) ';' nodenameeff];
    % add correct dimensions
    % construct rho mesh
    psi_max=tdi(['\results::thomson:psi_max' endstr]);
    psiscatvol=tdi(['\results::thomson:psiscatvol' endstr]);
    if ~isempty(psiscatvol.data) && ~ischar(psiscatvol.data) && ~isempty(psi_max.data) && ~ischar(psi_max.data)
      for ir=1:length(psiscatvol.dim{2})
        rho(ir,:)= sqrt(1.-psiscatvol.data(:,ir)./psi_max.data(:))';
      end
    else
      rho=NaN;
    end
    trace.dim=[{rho};{time}];
    trace.dimunits=[{'sqrt(psi)'} ; {'time [s]'}];
    trace.x=rho;
    trace.t=time;
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    mdsclose;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'nerho_edge','terho_edge'}
    % ne or Te from Thomson.Edge data on rho=sqrt(psi_normalised) mesh: (rho,t)
    mdsopen(shot);
    try
      time=mdsdata('\results::thomson:times');
    catch
      warning('Problems with \results::thomson:times')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    if isempty(time) || ischar(time)
      thomsontimes=time
      warning('!!!!!!!!!!!!!!!!!!!!!!!!!\results::thomson:times  is empty? Check')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    if strcmp(TCVkeywrdcase{index},'nerho_edge')
      nodenameeff='\results::thomson.edge:ne';
      tracetdi=tdi(nodenameeff);
      if isempty(tracetdi.data) || ischar(tracetdi.data)
        ishot=mdsopen(shot)
        tracetdi=tdi(nodenameeff)
      end
      nodenameeff='\results::thomson.edge:ne; error_bar ; fir_thom_rat; (ne,std)*fir_thom_rat';
      tracestd=tdi('\results::thomson.edge:ne:error_bar');
      if shot>=23801
        tracefirrat=tdi('\results::thomson.profiles.auto:fir_thom_rat'); %time base not same!!
        if isempty(tracefirrat.data) || ischar(tracefirrat.data)
          disp('problem with \results::thomson.profiles.auto:fir_thom_rat: empty')
        end
      else
        tracefirrat=tdi('\results::thomson.edge:fir_thom_rat');
        tracefirrat.dim{1}=time;
      end
      if ~isempty(tracetdi.dim)
        tracefirrat_data=NaN*ones(size(tracetdi.dim{1}));
      else
        tracefirrat_data=[];
      end
      if ~isempty(tracefirrat.data) && ~ischar(tracefirrat.data)
        itim=iround(time,tracefirrat.dim{1});
        tracefirrat_data(itim)=tracefirrat.data;
      end
    else
      nodenameeff='\results::thomson.edge:te';
      tracetdi=tdi(nodenameeff);
      nodenameeff='\results::thomson.edge:te; error_bar';
      tracestd=tdi('\results::thomson.edge:te:error_bar');
    end
    if ~ischar(tracetdi.data); trace.data=tracetdi.data'; end % Thomson.Edge data as (t,z)
    trace.std=tracestd.data';
    if strcmp(TCVkeywrdcase{index},'nerho')
      trace.firrat=tracefirrat_data;
      trace.data_abs=trace.data*diag(tracefirrat_data);
      trace.std_abs=trace.std*diag(tracefirrat_data);
    end
    trace.name=[num2str(shot) ';' nodenameeff];
    % add correct dimensions
    % construct rho mesh
    psi_max=tdi(['\results::thomson.edge:psi_max' endstr]);
    psiscatvol=tdi(['\results::thomson.edge:psiscatvol' endstr]);
    if ~isempty(psiscatvol.data) && ~ischar(psiscatvol.data)
      for ir=1:length(psiscatvol.dim{2})
        rho(ir,:)= sqrt(1.-psiscatvol.data(:,ir)./psi_max.data(:))';
      end
      trace.dim=[{rho};{time}];
      trace.dimunits=[{'sqrt(psi)'} ; {'time [s]'}];
      trace.x=rho;
      trace.t=time;
      % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
      if any(strcmp(fieldnames(tracetdi),'units'))
        trace.units=tracetdi.units;
      end
    else
      trace.dim={};
      trace.dimunits={};
      trace.x=[];
      trace.t=[];
      trace.units={};
    end
    mdsclose;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'nerhozshift','terhozshift'}
    % ne or Te from Thomson data on rho=sqrt(psi_normalised) mesh: (rho,t)
    % allow for z shift of equil
    if  nargin>=3 & ~isempty(varargin{1})
      zshift=varargin{1};
    else
      zshift=0.;
    end
    mdsopen(shot);
    try
      time=mdsdata('\results::thomson:times');
    catch
      warning('Problems with \results::thomson:times')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    if isempty(time) || ischar(time)
      thomsontimes=time
      warning('!!!!!!!!!!!!!!!!!!!!!!!!!\results::thomson:times  is empty? Check')
      disp(['!!!!!!!!!!!!!!!!!!!!!!!!! cannot continue with ' TCVkeywrdcase{index}])
      return
    end
    if strcmp(TCVkeywrdcase{index},'nerhozshift')
      nodenameeff='\results::thomson:ne';
      tracetdi=tdi(nodenameeff);
      tracestd=tdi('\results::thomson:ne:error_bar');
      if shot>=23801
        tracefirrat=tdi('\results::thomson.profiles.auto:fir_thom_rat'); %time base not same!!
        if isempty(tracefirrat.data) || ischar(tracefirrat.data)
          disp('problem with \results::thomson.profiles.auto:fir_thom_rat: empty')
        end
      else
        tracefirrat=tdi('\results::thomson:fir_thom_rat');
        if isempty(tracefirrat.data) || ischar(tracefirrat.data)
          disp('problem with \results::thomson.profiles.auto:fir_thom_rat: empty')
          tracefirrat.dim{1}=[];
        else
          tracefirrat.dim{1}=time;
        end
      end
      if ~isempty(tracefirrat.data) || ischar(tracefirrat.data)
        tracefirrat_data=NaN*ones(size(tracetdi.dim{1}));
        itim=iround(time,tracefirrat.dim{1});
        tracefirrat_data(itim)=tracefirrat.data;
      else
        tracefirrat_data=NaN;
      end
    else
      nodenameeff='\results::thomson:te';
      tracetdi=tdi(nodenameeff);
      tracestd=tdi('\results::thomson:te:error_bar');
    end
    trace.data=tracetdi.data'; % Thomson data as (t,z)
    trace.std=tracestd.data';
    if strcmp(TCVkeywrdcase{index},'nerhozshift')
      trace.firrat=tracefirrat_data;
      trace.data_abs=trace.data*diag(tracefirrat_data);
      trace.std_abs=trace.std*diag(tracefirrat_data);
    end
    trace.name=[num2str(shot) ';' nodenameeff];
    % add correct dimensions
    % construct rho mesh
    if strcmp(endstr,'_-1')
      error(['in ' TCVkeywrdcase{index} ' endstr should not be ' endstr]);
    end
    psi_max=tdi(['\results::thomson:psi_max' endstr]);
    psiscatvol=tdi(['\results::thomson:psiscatvol' endstr]);
    if abs(zshift)>1e-5
      % calculate new psiscatvol
      psitdi=tdi('\results::psi');
      rmesh=psitdi.dim{1};
      zmesh=psitdi.dim{2};
      zthom=mdsdata('dim_of(\thomson:te,1)');
      zeffshift=zshift;
      % set zeffshift time array same as psitdi
      switch length(zeffshift)
        case 1
          zeffshift=zeffshift * ones(size(psitdi.dim{3}));
        case length(psitdi.dim{3})
          % ok
        case length(psiscatvol.dim{1})
          zeffshift=interp1(psiscatvol.dim{1},zeffshift,psitdi.dim{3});
        otherwise
          disp(' bad time dimension for zshift')
          disp(['it should be 1 or ' num2str(length(psiscatvol.dim{1})) ' or ' num2str(length(psitdi.dim{3}))])
      end
      for it=1:length(psiscatvol.dim{1})
        itpsitdi=iround(psitdi.dim{3},psiscatvol.dim{1}(it));
        psirz=psitdi.data(:,:,itpsitdi);
        psiscatvol0=griddata(rmesh,zmesh,psirz',0.9*ones(size(zthom)),zthom-zeffshift(itpsitdi));
        psiscatvol.data(it,:)=psiscatvol0;
      end
    end
    if ~isempty(psiscatvol.data) && ~ischar(psiscatvol.data) && ~isempty(psi_max.data) && ~ischar(psi_max.data)
      for ir=1:length(psiscatvol.dim{2})
        rho(ir,:)= sqrt(1.-psiscatvol.data(:,ir)./psi_max.data(:))';
      end
    else
      rho=NaN;
    end
    trace.dim=[{rho};{time}];
    trace.dimunits=[{'sqrt(psi)'} ; {'time [s]'}];
    trace.x=rho;
    trace.t=time;
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    mdsclose;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'profnerho','profterho'}
    % vol from psitbx
    mdsopen(shot);
    error_status=1;
    if strcmp(TCVkeywrdcase{index},'profnerho')
      nodenameeff=['\results::THOMSON.PROFILES.AUTO:ne'];
      avers=tdi('\results::THOMSON.PROFILES.AUTO:ne:version_num');
    end
    if strcmp(TCVkeywrdcase{index},'profterho')
      nodenameeff=['\results::THOMSON.PROFILES.AUTO:te'];
      avers=tdi('\results::THOMSON.PROFILES.AUTO:te:version_num');
    end
    if avers.data==0
     % may be because nodes not yet filled in, so call once a node
     ab=tdi(nodenameeff);
     avers=tdi([nodenameeff ':version_num']);
    end
    if avers.data>0
      tracetdi=tdi(nodenameeff);
      if avers.data < 2.99
        % for earlier version the bug made it to have logically (rho,t)
        if ~isempty(tracetdi.dim) && ~ischar(tracetdi.data)
          trace.x=tracetdi.dim{1};
          trace.t=tracetdi.dim{2};
          error_status=0;
        else
         error_status=2;
          trace.x=[];
          trace.t=[];
        end
      else
        trace.data=tracetdi.data'; % error in dimensions for autofits
        if ~isempty(tracetdi.dim) && ~ischar(tracetdi.data)
          disp('assumes dim{2} for x in THOMSON.PROFILES.AUTO')
          trace.x=tracetdi.dim{2};
          trace.t=tracetdi.dim{1};
          error_status=0;
        else
          trace.x=[];
          trace.t=[];
         error_status=2;
        end
      end
    else
      tracetdi=avers;
      trace.x=[];
      trace.t=[];
    end
    trace.dim=[{trace.x};{trace.t}];
    trace.dimunits=[{'sqrt(psi)'} ; {'time [s]'}];
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) '; Thomson autfits from ' nodenameeff ];
    mdsclose;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'B0'}
    % B0 at R0=0.88
    if liuqe_version==-1
      % mdsopen( 'pcs', shot); %synthetic shot generated with FBTE and MGAMS.
      mdsopen(shot)
      nodenameeff = 'tcv_eq("BZERO","FBTE")';
      tracetdi=tdi(nodenameeff);
      trace.data = tracetdi.data;
      trace.t = tracetdi.dim{1};
      
    else
      mdsopen(shot);
      nodenameeff=['\magnetics::iphi'];
      tracetdi=tdi(nodenameeff);
      R0EXP=0.88;
      trace.data=192.E-07 * 0.996 *tracetdi.data/R0EXP;
      trace.t=tracetdi.dim{1};
    end
    trace.x=[];
%keyboard
    trace.dim=[{trace.t}];
    trace.dimunits=[{'time [s]'}];
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ';' nodenameeff];
    mdsclose;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'qrho'}
    % q profile on psi from liuqe
    if liuqe_version==-1
      mdsopen( 'pcs', shot); %synthetic shot generated with FBTE and MGAMS.
    else
      mdsopen(shot);
    end
    nodenameeff=[begstr 'q_psi' endstr];
    tracetdi=tdi(nodenameeff);
    trace.data=tracetdi.data;
    trace.x=sqrt(tracetdi.dim{1}/(length(tracetdi.dim{1})-1));
    trace.t=tracetdi.dim{2};
    trace.dim=[{trace.x};{trace.t}];
    trace.dimunits=[{'sqrt(psi)'} ; {'time [s]'}];
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ';' nodenameeff];
    mdsclose;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'vol'}
    % vol from psitbx
    if liuqe_version==-1
      begstr = 'tcv_psitbx("';
      mdsopen( 'pcs', shot); %synthetic shot generated with FBTE and MGAMS.
      nodenameeff=[begstr 'vol' endstr];
      tracetdi=tdi(nodenameeff);
    else
      mdsopen(shot);
      nodenameeff=['\results::psitbx:vol'];
      tracetdi=tdi(nodenameeff);
      if i_23==2
	['LIUQE' endstr(2:2)]
	psi=psitbxtcv(shot,'+0',['LIUQE' endstr(2:2)]);
	fsd=psitbxp2p(psi,'FS');
	fsg=psitbxfsg(fsd);
	tracetdi.data = fsg.vol.x;
	tracetdi.dim{1}=fsg.vol.grid.x{:}';
	tracetdi.dim{2}=fsg.vol.grid.t';
      end
    end
    trace.data=tracetdi.data;
    if isempty(tracetdi.data) || ischar(tracetdi.data)
      trace.x=tracetdi.dim;
      trace.t=tracetdi.dim;
      trace.dim=tracetdi.dim;
    else
      trace.x=tracetdi.dim{1};
      trace.t=tracetdi.dim{2};
      trace.dim=[{trace.x};{trace.t}];
    end
    trace.dimunits=[{'sqrt(psi)'} ; {'time [s]'}];
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ';' nodenameeff '_' num2str(liuqe_version)];
    mdsclose;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'rhovol'}
    % vol from psitbx
    if liuqe_version==-1
      begstr = 'tcv_psitbx("';
      mdsopen( 'pcs', shot); %synthetic shot generated with FBTE and MGAMS.
      nodenameeff=[begstr 'vol' endstr];
      tracetdi=tdi(nodenameeff);
    else
      mdsopen(shot);
      nodenameeff=['\results::psitbx:vol'];
      tracetdi=tdi(nodenameeff);
      if i_23==2
	['LIUQE' endstr(2:2)]
	psi=psitbxtcv(shot,'+0',['LIUQE' endstr(2:2)]);
	fsd=psitbxp2p(psi,'FS');
	fsg=psitbxfsg(fsd);
	tracetdi.data = fsg.vol.x;
	tracetdi.dim{1}=fsg.vol.grid.x{:}';
	tracetdi.dim{2}=fsg.vol.grid.t';
      end
    end
    trace.data=tracetdi.data;
    for i=1:size(tracetdi.data,2)
      trace.data(:,i)=sqrt(tracetdi.data(:,i)./tracetdi.data(end,i));
    end
    trace.x=tracetdi.dim{1};
    trace.t=tracetdi.dim{2};
    trace.dim=[{trace.x};{trace.t}];
    trace.dimunits=[{'sqrt(psi)'} ; {'time [s]'}];
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) '; sqrt(V/Va) from ' nodenameeff '_' num2str(liuqe_version)];
    mdsclose;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'sxr','sxR'}
    %  load TCV soft x-ray data
    if  nargin>=3 & ~isempty(varargin{1})
      i1=varargin{1}(1);
      i2=varargin{1}(2);
    else
      i1=1;
      i2=20;
    end
    if  nargin>=4 & ~isempty(varargin{2})
      status=varargin{2};
    else
      status=ones(i2-i1+1,1);
    end

    % camera selection: 1-10. each camera has 20 channels
    icamera=[0 1 0 0 0 0 0 0 0 0];  %index of the camera to use
    if ~isempty(find(status(1:20*icamera*ones(10,1)) == 1))
      [fans,vangle,xchord,ychord,aomega,angfact]=xtomo_geometry(1,icamera);
      % calculating intersection of the view lines with magnetic axis
      if strcmp(data_type_eff,'sxR')
        if nargin>=5 & ~isempty(varargin{3})
          zmag=varargin{3};
        else
          zmag=loadTCVdata(shot,['zmag' '_' num2str(liuqe_version)]);
        end
        t_1=zmag.t(1);
        t_2=zmag.t(end);
	[xtomo_signal,t]=get_xtomo_data(shot,t_1,t_2,13e-6*16,icamera,angfact);
	data=interp1(zmag.t,zmag.data,t');
	radius.data=VsxrTCVradius(data,xchord,ychord)';
	radius.t=t';
	varargout{1}={radius};
        trace.R=radius.data;
      else
        t_1=0.001;
        t_2=3;
	[xtomo_signal,t]=get_xtomo_data(shot,t_1,t_2,13e-6*16, ...
          icamera,angfact);
      end
    end
    trace.data=xtomo_signal;
    trace.x=[1:size(trace.data,1)]';
    trace.t=t';
    trace.dim=[{trace.x} ; {trace.t}];
    trace.dimunits=[{'channel #'} ; {'time [s]'}];
    trace.name=[num2str(shot) ';' 'get_xtomo_data'];
    error_status=0;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case 'ece'
    %  load TCV ECE data
    % Status=1 => Not Read Yet
    mdsopen(shot);
    if ~isempty(find(status == 1))
      if eval(['~mdsdata(''node_exists("\\RESULTS::ECE:rho")'')'])
        disp(['node \RESULTS::ECE:rho does not exist for shot = ' num2str(shot)])
        return
      end
      if eval(['mdsdata(''getnci("\\RESULTS::ECE:rho","length")'')==0'])
        disp(['no data for \RESULTS::ECE:rho for shot = ' num2str(shot)])
        return
      end
      [TE_ECE,TE_ECE_ERR,RHO,R,T,TE_THOM,TE_THOM_ERR,Fcentral,CAL]=ece_te ...
          (shot,[0.1 0.29],10,10);
    end
    a=min(find(R(:,1)>=0));
    b=max(find(R(:,1)>=0));
    trace.data=TE_ECE(a:b,:)';
    trace.t=T(a:b);
    trace.x=[1:size(trace.data,1)]';
    trace.dim=[{trace.x} ; {trace.t}];
    trace.dimunits=[{'channel #'} ; {'time [s]'}];
    trace.R=R(a:b,:)';
    trace.name=[num2str(shot) ';' '\results::ece...'];
    radius.data=trace.R;
    radius.t=trace.t;
    varargout{1}={radius};
    error_status=0;
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    mdsclose;
    
  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case 'MPX'
    %  load TCV MPX data
    % Status=1 => Not Read Yet
    if isempty(zmag)
      zmag=loadTCVdata(shot,'zmag');
    end
    t_1=zmag.t(1);
    t_2=zmag.t(end);
    if ~isempty(find(status == 1))
      mdsopen(shot);
      keyboard
      signal=get_mds_mio('MPX',[t_1 t_2]);
      mdsclose;
      trace.data=signal.data;
      for i=1:size(signal.dim{2},2)
        trace.t(:,i)=signal.dim{1};
      end
    end
    trace.dim{1}={trace.t};
    trace.dimunits={'time [s]'};
    trace.name=[num2str(shot) ';' 'get_mds_mio(MPX)'];
    [xchord,ychord]=mpx_geometry;
    varargout{1}={VsxrTCVradius(zmag.data,xchord,ychord)};
    error_status=0;

  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case 'IOH'
    %  Ohmic transformer current
    mdsopen(shot);
    nodenameeff=[{'\magnetics::ipol[*,$1]'} {'OH_001'}];
    tracetdi=tdi(nodenameeff{:});
    trace.data=tracetdi.data;
    trace.x=[];
    trace.t=tracetdi.dim{1};
    trace.dim=tracetdi.dim;
    trace.dimunits={'time [s]'};
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ';' nodenameeff{1} ',' nodenameeff{2}];
    mdsclose;
    error_status=0;
    
  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case 'vloop'
    %  Loop voltage
    mdsopen(shot);
    nodenameeff=[{'\magnetics::vloop[*,$1]'} {'001'}];
    tracetdi=tdi(nodenameeff{:});
    trace.data=tracetdi.data;
    trace.x=[];
    trace.t=tracetdi.dim{1};
    trace.dim=tracetdi.dim;
    trace.dimunits={'time [s]'};
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ';' nodenameeff{1} ',' nodenameeff{2}];
    mdsclose;
    error_status=0;
    
  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case 'pgyro'
    %  ECH power for each gyro(1:9) and total (10)
    mdsopen(shot);
    nodenameeff=[{'\results::toray.input:p_gyro'}];
    tracetdi=tdi(nodenameeff{:});
    trace.data=tracetdi.data;
    trace.x=[];
    trace.t=tracetdi.dim{1};
    trace.dim=tracetdi.dim;
    trace.dimunits=tracetdi.dimunits;
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ';' nodenameeff];
    mdsclose;
    error_status=0;
    
  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case 'jtor'
    %  \results::j_tor , 3-D so need to specify time dim index
    mdsopen(shot);
    nodenameeff=[{'\results::j_tor'} endstr];
    tracetdi=tdi(nodenameeff{:});
    trace.data=tracetdi.data;
    trace.x=tracetdi.dim{1};
    trace.t=tracetdi.dim{3};
    trace.dim=tracetdi.dim;
    trace.dimunits=tracetdi.dimunits;
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ';' nodenameeff];
    mdsclose;
    error_status=0;
    
  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  case {'neft:trial','teft:trial','neftav:trial','teftav:trial'}
    %  trial indx
    mdsopen(shot);
    eval(['nodenameeff={''' TCVsiglocation{index} ':trial''};']);
    tracetdi=tdi(nodenameeff{:});
    if isempty(trialindx)
      error('trialindx should not be empty, check call or ask O. Sauter');
    end
    trace.data=tracetdi.data(:,:,trialindx+1);
    trace.x=tracetdi.dim{1};
    trace.t=tracetdi.dim{2};
    trace.dim=tracetdi.dim(1:2);
    trace.dimunits=tracetdi.dimunits(1:2);
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ' ; ' nodenameeff{:} ' ; trialindx=' num2str(trialindx) ];
    mdsclose;
    error_status=0;
    
  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
 case {'vi_tor', 'vi_torfit', 'vi_pol', 'vi_polfit', 'Ti', 'Tifit', 'ni', 'nifit', 'zeffcxrs', 'zeffcxrsfit'}
    proffit = '';
    kwd_eff = TCVkeywrdcase{index};
    ii=strfind(kwd_eff,'fit');
    if ~isempty(ii); 
      proffit = ':proffit';
      kwd_eff = kwd_eff(1:ii-1);
    end
    if strcmp(kwd_eff,'zeffcxrs');  kwd_eff = 'zeff'; end
    mdsopen(shot);
    eval(['nodenameeff=''\results::cxrs' proffit ':' kwd_eff endstr ''';']);
    tracetdi=tdi(nodenameeff);
    trace.data=tracetdi.data;
    if length(tracetdi.dim)>1;
      trace.x=tracetdi.dim{1};
      trace.t=tracetdi.dim{2};
    else
      trace.x=[];
      trace.t=[];
    end
    trace.dim=tracetdi.dim;
    trace.dimunits=tracetdi.dimunits;
    % isfield does not work since tracetdi is not a 'struct' but a tdi object, thus isfield using isa does not work
    if any(strcmp(fieldnames(tracetdi),'units'))
      trace.units=tracetdi.units;
    end
    trace.name=[num2str(shot) ';' nodenameeff];
    % add error bars
    eval(['nodenameeff=''\results::cxrs' proffit ':' kwd_eff ':err' endstr ''';']);
    nodenameeff=[{'\results::cxrs:vi_tor:err'} endstr];
    tracetdi=tdi(nodenameeff{:});
    trace.std = tracetdi.data;
    if length(tracetdi.dim)>2;
      trace.std_rho = tracetdi.dim{1};
      trace.std_t = tracetdi.dim{2};
    else
      trace.std_rho = [];
      trace.std_t = [];
    end
    mdsclose;
    error_status=0;
    
  %&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
  otherwise
    % eval(['!mailto_Andrea ''from loadTCVdata, data_type_eff= ' data_type_eff ''''])
    disp(['this data_type_eff' ' ' data_type_eff ' ' 'not yet programmed in loadTCVdata, ask Andrea.Scarabosio@epfl.ch']);

end