diff --git a/code/classes/SCDclass_mdspar.m b/code/classes/SCDclass_mdspar.m
index 021e55cec9a0d9107b97b11a2b95418aac1ac621..bf736f6fcb584b07a20fede9f852bcc916ed659c 100644
--- a/code/classes/SCDclass_mdspar.m
+++ b/code/classes/SCDclass_mdspar.m
@@ -19,6 +19,7 @@ classdef SCDclass_mdspar < matlab.mixin.Heterogeneous
         modelname           % name of the Simulink model using the parameter
         getcommand          % full command for getting the value (callable by matlab eval)
         classname           % class name for logging
+        cparser             % constructor parameters parser
         
         assignvar           % actualizedata specific
         assignstring        % actualizedata specific   
@@ -33,37 +34,37 @@ classdef SCDclass_mdspar < matlab.mixin.Heterogeneous
     
     methods
         
-        function obj=SCDclass_mdspar(srctdimodel,destparam,varargin)
-            % MDS source and model destination constructor
-            
-            p=inputParser;
-            addRequired(p,'srctdimodel',@(x) ischar(x));
-            addRequired(p,'destparam',@(x) ischar(x));
-            addParameter(p,'srcsrv','tcvdata',@(x) ischar(x));
-            addParameter(p,'srctree','tcv_shot',@(x) ischar(x));
-            addParameter(p,'srctdishot','',@(x) ischar(x));
-            addParameter(p,'modelname','',@(x) ischar(x));
-            addParameter(p,'datadictname','',@(x) ischar(x));  
-            addParameter(p,'modeltpstruct','',@(x) ischar(x)); % desttp ?  
-          
-            parse(p,srctdimodel,destparam,varargin{:}{:});
+        function obj=SCDclass_mdspar()            
+            obj.cparser=inputParser;
+            addRequired(obj.cparser,'srctdimodel',@(x) ischar(x));
+            addRequired(obj.cparser,'destparam',@(x) ischar(x));
+            addParameter(obj.cparser,'srcsrv','tcvdata',@(x) ischar(x));
+            addParameter(obj.cparser,'srctree','tcv_shot',@(x) ischar(x));
+            addParameter(obj.cparser,'srctdishot','',@(x) ischar(x));
+            addParameter(obj.cparser,'modelname','',@(x) ischar(x));
+            addParameter(obj.cparser,'datadictname','',@(x) ischar(x));  
+            addParameter(obj.cparser,'modeltpstruct','',@(x) ischar(x)); % desttp ?  
+           
+            obj.verbose=1;
+        end
+        
+        function obj=parseconstructorcommon(obj, srctdimodel, destparam, varargin)
+            parse(obj.cparser,srctdimodel,destparam,varargin{:}{:});
             
-            obj.mdsserver=p.Results.srcsrv;
-            obj.mdstree=p.Results.srctree;
-            obj.tdiexprmodel=p.Results.srctdimodel;
-            if isempty(p.Results.srctdishot)
-                obj.tdiexprshot=p.Results.srctdimodel;
+            obj.mdsserver=obj.cparser.Results.srcsrv;
+            obj.mdstree=obj.cparser.Results.srctree;
+            obj.tdiexprmodel=obj.cparser.Results.srctdimodel;
+            if isempty(obj.cparser.Results.srctdishot)
+                obj.tdiexprshot=obj.cparser.Results.srctdimodel;
             else
-                obj.tdiexprshot=p.Results.srctdishot;
+                obj.tdiexprshot=obj.cparser.Results.srctdishot;
             end
-            obj.modeltargetpar=p.Results.destparam;
-            obj.modelname=p.Results.modelname;
-            obj.datadictionary=p.Results.datadictname;
-            obj.modeltpstruct=p.Results.modeltpstruct;
-            obj.verbose=1;
+            obj.modeltargetpar=obj.cparser.Results.destparam;
+            obj.modelname=obj.cparser.Results.modelname;
+            obj.datadictionary=obj.cparser.Results.datadictname;
+            obj.modeltpstruct=obj.cparser.Results.modeltpstruct; 
         end
         
-        
     end
     
     % Not abstract methods common to all child classes
diff --git a/code/classes/SCDclass_mdspar3Dmatrix.m b/code/classes/SCDclass_mdspar3Dmatrix.m
index 2599175d3ab88881db25d309234585e0815acff8..693520eb1b96ed2f1feb327896c030f29d362abd 100644
--- a/code/classes/SCDclass_mdspar3Dmatrix.m
+++ b/code/classes/SCDclass_mdspar3Dmatrix.m
@@ -7,7 +7,10 @@ classdef SCDclass_mdspar3Dmatrix < SCDclass_mdspar
     methods
         
         function obj=SCDclass_mdspar3Dmatrix(srctdimodel, destparam, varargin)
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);
+            obj@SCDclass_mdspar();
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             obj.classname=mfilename;
         end
         
diff --git a/code/classes/SCDclass_mdsparfixdimvector.m b/code/classes/SCDclass_mdsparfixdimvector.m
index 8960d27867d15d455bd76424e7be195a9f956b79..fb98b80f6391a0b7147d21fff7cb169c2365c165 100644
--- a/code/classes/SCDclass_mdsparfixdimvector.m
+++ b/code/classes/SCDclass_mdsparfixdimvector.m
@@ -10,9 +10,12 @@ classdef SCDclass_mdsparfixdimvector < SCDclass_mdspar
     
     methods      
         function obj=SCDclass_mdsparfixdimvector(srctdimodel, destparam, destdimension, varargin)
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);          
-            obj.classname=mfilename;
+            obj@SCDclass_mdspar();          
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             obj.dimension=destdimension;
+            obj.classname=mfilename;
         end
         
         function actualizedata(obj, shot)            
diff --git a/code/classes/SCDclass_mdsparfixdimvectoridx.m b/code/classes/SCDclass_mdsparfixdimvectoridx.m
index 7340a85f3dc73422465f33d5894273989bdb4909..47479dbe1e4656d43d48ee7c1bf40b67e43faea6 100644
--- a/code/classes/SCDclass_mdsparfixdimvectoridx.m
+++ b/code/classes/SCDclass_mdsparfixdimvectoridx.m
@@ -10,14 +10,17 @@ classdef SCDclass_mdsparfixdimvectoridx < SCDclass_mdspar
     methods
         
         function obj=SCDclass_mdsparfixdimvectoridx(srctdimodel, destparam, srcinterval, varargin)
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);
-            obj.classname=mfilename;
+            obj@SCDclass_mdspar();
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             
             intervalchecker=@(x) isnumeric(x) && min(diff(x))==1 && max(diff(x))==1;
             assert(intervalchecker(srcinterval));
             
             obj.idxstart=srcinterval(1);
             obj.idxstop=srcinterval(end);
+            obj.classname=mfilename;
         end
 
         function actualizedata(obj, shot)                         
diff --git a/code/classes/SCDclass_mdsparfixdimvectorint.m b/code/classes/SCDclass_mdsparfixdimvectorint.m
index 85e685cc316f217d3a68bdbc1ef5d939e70071e2..9fcc8be56ab87caf894c88ac775de11c34a3ac94 100644
--- a/code/classes/SCDclass_mdsparfixdimvectorint.m
+++ b/code/classes/SCDclass_mdsparfixdimvectorint.m
@@ -11,7 +11,10 @@ classdef SCDclass_mdsparfixdimvectorint < SCDclass_mdspar
     methods
         
         function obj=SCDclass_mdsparfixdimvectorint(srctdimodel, destparam, destdimension, varargin)
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);
+            obj@SCDclass_mdspar();
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             obj.classname=mfilename;
             obj.dimension=destdimension;
         end
diff --git a/code/classes/SCDclass_mdsparmatrix.m b/code/classes/SCDclass_mdsparmatrix.m
index f4dfb2479013879884167817a1893fe0c9ce65d0..686ab6ed806c81eea323b60012594fa011230c4b 100644
--- a/code/classes/SCDclass_mdsparmatrix.m
+++ b/code/classes/SCDclass_mdsparmatrix.m
@@ -7,7 +7,10 @@ classdef SCDclass_mdsparmatrix < SCDclass_mdspar
     methods
         
         function obj=SCDclass_mdsparmatrix(srctdimodel, destparam, varargin)
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);
+            obj@SCDclass_mdspar();
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             obj.classname=mfilename;
         end
         
diff --git a/code/classes/SCDclass_mdsparscalar.m b/code/classes/SCDclass_mdsparscalar.m
index ff88044995217db65e9c62ae1ca96a458dae21a0..360d0dac721a7e62cf0c35f3131e3732c1e17336 100644
--- a/code/classes/SCDclass_mdsparscalar.m
+++ b/code/classes/SCDclass_mdsparscalar.m
@@ -7,8 +7,10 @@ classdef SCDclass_mdsparscalar < SCDclass_mdspar
     methods
         
         function obj=SCDclass_mdsparscalar(srctdimodel, destparam, varargin)   
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);
-            obj.getcommand=sprintf('mdsvalue(''%s'')',obj.tdiexprmodel);
+            obj@SCDclass_mdspar();
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             obj.classname=mfilename;
         end
 
diff --git a/code/classes/SCDclass_mdsparscalarint.m b/code/classes/SCDclass_mdsparscalarint.m
index ea0a158951e6a8fd9d213a8d425b8b398770145d..67c58167ff57528eadecc23d89523538c52c6392 100644
--- a/code/classes/SCDclass_mdsparscalarint.m
+++ b/code/classes/SCDclass_mdsparscalarint.m
@@ -6,8 +6,10 @@ classdef SCDclass_mdsparscalarint < SCDclass_mdspar
     
     methods
         function obj=SCDclass_mdsparscalarint(srctdimodel, destparam, varargin)
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);
-            obj.getcommand=sprintf('mdsvalue(''%s'')',obj.tdiexprmodel);
+            obj@SCDclass_mdspar();
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             obj.classname=mfilename;
         end
         
diff --git a/code/classes/SCDclass_mdsparscalartaridx.m b/code/classes/SCDclass_mdsparscalartaridx.m
index da86280575fe817dcad3be33ea567310e8ea3319..a6cea8636c67f8608acb3bf1f6bacb0a1313130e 100644
--- a/code/classes/SCDclass_mdsparscalartaridx.m
+++ b/code/classes/SCDclass_mdsparscalartaridx.m
@@ -9,7 +9,10 @@ classdef SCDclass_mdsparscalartaridx < SCDclass_mdspar
     methods
         
         function obj=SCDclass_mdsparscalartaridx(srctdimodel, destparam, targetidx, varargin)        
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);
+            obj@SCDclass_mdspar();
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             obj.targetidx=targetidx;
             obj.classname=mfilename;
         end
@@ -18,8 +21,7 @@ classdef SCDclass_mdsparscalartaridx < SCDclass_mdspar
             obj=obj.preactualizecommon(shot);
             obj.assignstring=sprintf('%s(%d)=%s;',obj.assignvar,obj.targetidx,obj.getcommand);
             obj.caststring=sprintf('%s=single(%s);',obj.assignvar,obj.assignvar);
-            obj.postactualizecommon(shot);
-            
+            obj.postactualizecommon(shot);       
         end
 
         function [obj, value] = getdata(obj, shot)
diff --git a/code/classes/SCDclass_mdsparvector.m b/code/classes/SCDclass_mdsparvector.m
index bff49651ed2154a747e5b1129ace3bfa2eaccedb..22673b65a200c4b2e33ec50b051f11c61f751345 100644
--- a/code/classes/SCDclass_mdsparvector.m
+++ b/code/classes/SCDclass_mdsparvector.m
@@ -7,7 +7,10 @@ classdef SCDclass_mdsparvector < SCDclass_mdspar
     methods
         
         function obj=SCDclass_mdsparvector(srctdimodel, destparam, varargin)
-            obj@SCDclass_mdspar(srctdimodel, destparam, varargin);
+            obj@SCDclass_mdspar();
+            % Constructor parser customization definitions here
+            obj=obj.parseconstructorcommon(srctdimodel, destparam, varargin);
+            % Constructor parser customization results here
             obj.classname=mfilename;
         end
         
diff --git a/code/classes/SCDclass_mdswg.m b/code/classes/SCDclass_mdswg.m
index dab0a5433f9031a18a6b66b9f1782ea60e638129..41f313bc14efe6c3480232ca270b4db83d58906b 100644
--- a/code/classes/SCDclass_mdswg.m
+++ b/code/classes/SCDclass_mdswg.m
@@ -16,7 +16,8 @@ classdef SCDclass_mdswg < matlab.mixin.Heterogeneous
         modelname           % name of the Simulink model using the parameter
         getcommand          % full command for getting the value (callable by matlab eval)
         classname           % class name for logging
-
+        cparser             % constructor parameters parser
+        
         timebasestart       % timebase start time variable
         timebasedt          % timebase dt variable
         timebasestop        % timebase stop time variable
@@ -29,30 +30,29 @@ classdef SCDclass_mdswg < matlab.mixin.Heterogeneous
     methods
         
         %function obj=SCDclass_mdswavegen(srcsrv, srctree, srctdi, modelname, destwavegen, timebasestart, timebasedt, timebasestop)
-        function obj=SCDclass_mdswg(srctdi, destwavegen, varargin)
-            % MDS source and model destination constructor
-            p=inputParser;
-            addRequired(p,'srctdi',@(x) ischar(x));
-            addRequired(p,'destwavegen',@(x) ischar(x));
-            addParameter(p,'srcsrv','tcvdata',@(x) ischar(x));
-            addParameter(p,'srctree','tcv_shot',@(x) ischar(x));
-            addParameter(p,'modelname','',@(x) ischar(x));
-       
-            % From subclasses constructors, unused here
-            addParameter(p,'destinterval',0);
-            addParameter(p,'destindex',0);
+        function obj=SCDclass_mdswg()
+            obj.cparser=inputParser;
+            addRequired(obj.cparser,'srctdi',@(x) ischar(x));
+            addRequired(obj.cparser,'destwavegen',@(x) ischar(x));
+            addParameter(obj.cparser,'srcsrv','tcvdata',@(x) ischar(x));
+            addParameter(obj.cparser,'srctree','tcv_shot',@(x) ischar(x));
+            addParameter(obj.cparser,'modelname','',@(x) ischar(x));
             
-            parse(p,srctdi,destwavegen,varargin{:}{:});
-           
-            obj.mdsserver=p.Results.srcsrv;
-            obj.mdstree=p.Results.srctree;
-            obj.tdiexpr=p.Results.srctdi;
-            obj.wavegentarget=p.Results.destwavegen;
-            obj.modelname=p.Results.modelname;
             obj.verbose=1;
             obj.wavegenbasestruct='';
         end
         
+        function obj=parseconstructorcommon(obj, srctdi, destwavegen, varargin)
+            parse(obj.cparser,srctdi,destwavegen,varargin{:}{:});
+           
+            obj.mdsserver=obj.cparser.Results.srcsrv;
+            obj.mdstree=obj.cparser.Results.srctree;
+            obj.tdiexpr=obj.cparser.Results.srctdi;
+            obj.wavegentarget=obj.cparser.Results.destwavegen;
+            obj.modelname=obj.cparser.Results.modelname;
+
+        end    
+        
     end
     
     % Not abstract methods common to all child classes
diff --git a/code/classes/SCDclass_mdswgsigarray1.m b/code/classes/SCDclass_mdswgsigarray1.m
index ca57781d3185a4aab93f74f9cb66412a9e31d98e..1a05be96d4c390fb86239fa5adc30a54e016a96f 100644
--- a/code/classes/SCDclass_mdswgsigarray1.m
+++ b/code/classes/SCDclass_mdswgsigarray1.m
@@ -17,22 +17,27 @@ classdef SCDclass_mdswgsigarray1 < SCDclass_mdswg
     
         %function obj=SCDclass_mdswgsigarray1(srcsrv, srctree, srctdi, modelname, destwavegen, tbstart, tbdt, tbstop, srcstartidx, srcstopidx, deststartidx, deststopidx)
         function obj=SCDclass_mdswgsigarray1(srctdi, destwavegen, srcinterval, varargin)
-            obj@SCDclass_mdswg(srctdi, destwavegen, varargin); 
+            obj@SCDclass_mdswg(); 
         
             intervalchecker=@(x) isnumeric(x) && min(diff(x))==1 && max(diff(x))==1; 
             assert(intervalchecker(srcinterval));
             
-            p=inputParser;
-            p.addParameter('destinterval',srcinterval,intervalchecker);
-            parse(p,varargin{:});
-            dstinterval=p.Results.destinterval;
+            obj.cparser.addParameter('destinterval',srcinterval,intervalchecker);
+            
+            %p=inputParser;
+            %p.addParameter('destinterval',srcinterval,intervalchecker);
+            %parse(p,varargin{:});
+            
+            obj=obj.parseconstructorcommon(srctdi, destwavegen, varargin);
+            
+            dstinterval=obj.cparser.Results.destinterval;
               
             obj.srcstartidx=srcinterval(1);
             obj.srcstopidx=srcinterval(end);
             obj.deststartidx=dstinterval(1);
             obj.deststopidx=dstinterval(end);
 
-            obj.classname='SCDclass_mdswgsigarray1';        
+            obj.classname=mfilename;        
         end
        
     end
diff --git a/code/classes/SCDclass_mdswgsigsingle.m b/code/classes/SCDclass_mdswgsigsingle.m
index 8fda8fce513479466149ba29ec84313b6ef42687..fe7ec152e16c2ae2f9ac5d01b1c929f1c2c397ad 100644
--- a/code/classes/SCDclass_mdswgsigsingle.m
+++ b/code/classes/SCDclass_mdswgsigsingle.m
@@ -12,16 +12,19 @@ classdef SCDclass_mdswgsigsingle < SCDclass_mdswg
     methods
     
         function obj=SCDclass_mdswgsigsingle(srctdi, destwavegen, varargin)
-            obj@SCDclass_mdswg(srctdi, destwavegen, varargin);
+            %obj@SCDclass_mdswg(srctdi, destwavegen, varargin);
+            obj@SCDclass_mdswg();
             
             destidxvalchecker=@(x) isscalar(x);
+            %addParameter(obj.cparser,'destindex',1,destidxvalchecker);
+            obj.cparser.addParameter('destindex',1,destidxvalchecker)
+
+            obj=obj.parseconstructorcommon(srctdi, destwavegen, varargin);
+                        
+            %parse(p,varargin{:});
+            obj.destidx=obj.cparser.Results.destindex;
             
-            p=inputParser;
-            addParameter(p,'destindex',1,destidxvalchecker);
-            parse(p,varargin{:});
-            obj.destidx=p.Results.destindex;
-            
-            obj.classname='SCDclass_mdswgsigsingle';
+            obj.classname=mfilename;
         end
        
     end