SoConcatenate.h

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\**************************************************************************/
 
#ifndef COIN_SOCONCATENATE_H
#define COIN_SOCONCATENATE_H
 
#include <Inventor/engines/SoSubEngine.h>
#include <Inventor/engines/SoEngineOutput.h>
#include <Inventor/fields/SoMField.h>
 
 
class COIN_DLL_API SoConcatenate : public SoEngine {
  typedef SoEngine inherited;
 
  SO_ENGINE_HEADER(SoConcatenate);
 
  enum { NUMINPUTS = 10 }; // Constant.
 
public:
  static void initClass(void);
  SoConcatenate(SoType inputType);
 
  SoMField * input[NUMINPUTS];
 
  SoEngineOutput * output;
 
private:
  SoConcatenate(void);
  virtual ~SoConcatenate(void);
 
  virtual void evaluate(void);
 
  virtual SbBool readInstance(SoInput * in, unsigned short flags);
  virtual void writeInstance(SoOutput * out);
 
  void initialize(const SoType inputfieldtype);
 
  virtual void copyContents(const SoFieldContainer * from,
                            SbBool copyconnections);
 
  // SoConcatenate instances uses a dynamic set of inputs and outputs,
  // as they are not common for all instances of the class (like for
  // most of the other engines).
  SoFieldData * dynamicinput;
  SoEngineOutputData * dynamicoutput;
 
  // Avoid a g++/egcs warning due to the private default constructor.
  friend class dummy;
};
 
#endif // !COIN_SOCONCATENATE_H