SoConcatenate.h

/*=======================================================================
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 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or
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 * Supplement.  Contractor/manufacturer is Silicon Graphics, Inc.,
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**=======================================================================*/
/*=======================================================================
** Author      : Ronen Barzel (MMM yyyy)
** Modified by : Gavin Bell (MMM yyyy)
**=======================================================================*/
/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
 ***              AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT.                     ***
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 ***                        RESTRICTED RIGHTS LEGEND                                ***
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 ***                        BORDEAUX, FRANCE                                        ***
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/
 
 
#ifndef  _SO_CONCATENATE_
#define  _SO_CONCATENATE_
 
#include <Inventor/engines/SoSubEngine.h>
#include <Inventor/fields/SoSFName.h>
 
//
//  Class: SoConcatenate
//
//  Concatenate several fields together into one big field.
//
 
class SoMField;
 
class  SoConcatenate : public SoEngine {
  
  SO_ENGINE_HEADER(SoConcatenate);
  
 public:
  SoConcatenate(SoType mfInputType);
 
  SoMField *input[10];
  
  SoEngineOutput *output;
  
 private:
  // Initializes engine class
  static void initClass();
  static void exitClass();
 
  // Copies an instance that is encountered through a field connection
  virtual SoFieldContainer *copyThroughConnection() const;
  
 private:
  ~SoConcatenate();
 
 private:
  // Constructor/Destructor.  This constructor is used only when
  // reading these from file.
  SoConcatenate();
  
  // Concatenate engines must write out their input type before writing
  // their fields, so these are overridden:
  virtual SbBool readInstance(SoInput *in, unsigned short flags);
  virtual void writeInstance(SoOutput *out);
  
  void setup(SoType);
  virtual void evaluate();
  
  int conversionCase;
  
  SoFieldData *myInputData;
  SoEngineOutputData *myOutputData;
  
  SoSFName typeField; // Used when reading/writing
};
 
#endif /* _SO_CONCATENATE_ */