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+function symboldimension = GetSymbolDimension(Field_Size)
+// function symboldimension = GetSymbolDimension(Field_Size)
+// -----------------------------------------------------------------
+// #RNU_RES_B
+// Get the dimesion (0D,1D,2D) of a symbol given its size.
+//
+// Input data:
+// Field_Size: it is the Size field of the InArg or OutArg structures.
+// It is a 2-element array. N-dim array are not supported
+// in this release.
+//
+// Output data:
+// symboldimension: number specifying the dimension of the symbol.
+// 0 = scalar; 1 = column or row; 2 = matrix.
+//
+// #RNU_RES_E
+// Status:
+// 26-Oct-2007 -- Raffaele Nutricato: Author.
+// 26-Oct-2007 -- Alberto Morea: Test Ok.
+//
+// Copyright 2007 Raffaele Nutricato.
+// Contact: raffaele.nutricato@tiscali.it
+// -----------------------------------------------------------------
+
+// ------------------------------
+// --- Check input arguments. ---
+// ------------------------------
+SCI2CNInArgCheck(argn(2),1,1);
+
+// Size is expressed as an array of two strings.
+Nelem = max(size(Field_Size));
+if (Nelem < 2)
+ SCI2Cerror('The size of a symbol cannot be expressed with one or zero numbers.');
+end
+for countersize = 1:Nelem
+ // #RNU_RES_B
+ // Field_Type = 1; if Size is Symbol or a number > 1
+ // Field_Type = 0; if Size is a number == 1
+ // error if Size is 0.
+ // A symbol is scalar if the sum of the Field_Type elements is zero.
+ // A symbol is column or row if the sum of the Field_Type elements is one.
+ // A symbol is a matrix if the sum of the Field_Type elements is > 1.
+ // #RNU_RES_E
+ if (SCI2Cisnum(Field_Size(countersize)))
+ tmpnum = eval(Field_Size(countersize));
+ if (tmpnum == 0)
+ SCI2Cerror('Found a symbol that has zeros elements. 0xN or Nx0 matrices are not allowed.');
+ elseif (tmpnum == 1)
+ Field_Type(countersize) = 0;
+ else
+ Field_Type(countersize) = 1;
+ end
+ else
+ Field_Type(countersize) = 1;
+ end
+end
+
+Sum_Field_Type = sum(Field_Type);
+if (Sum_Field_Type == 0)
+ symboldimension = 0;
+elseif (Sum_Field_Type == 1)
+ // #RNU_RES_B
+ // symboldimension = 1; //NUT for this release there will not be difference between vectors and matrices.
+ // #RNU_RES_E
+ symboldimension = 2;
+else
+ symboldimension = 2;
+end
+
+endfunction