ViewObjectMarker.hh

/*===========================================================================*\
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 *                              OpenFlipper                                  *
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/*===========================================================================*\
 *                                                                           *
 *   $Revision: 8520 $                                                         *
 *   $Author: moebius $                                                      *
 *   $Date: 2010-02-10 15:56:59 +0100 (Mi, 10. Feb 2010) $                   *
 *                                                                           *
\*===========================================================================*/

#ifndef VIEWOBJECTMARKER_HH
#define VIEWOBJECTMARKER_HH

//== INCLUDES =================================================================
#include <ACG/Math/VectorT.hh>

//== FORWARDDECLARATIONS ======================================================

class BaseObject;

//== CLASS DEFINITION =========================================================


class DLLEXPORT ViewObjectMarker
{
//-------------------------------------------------------------- public methods
public:

  //--------------------------------------------------- destructor

  enum Type {
    PerNumber,
    PerBit
  };

  virtual ~ViewObjectMarker () {};

  virtual Type type () { return PerNumber; };

  virtual bool stencilRefForObject (BaseObjectData *_obj, GLuint &_reference) = 0;

  virtual bool blendForStencilRefNumber (GLuint _reference, GLenum &_src, GLenum &_dst, ACG::Vec4f &_color) { return false; };

  virtual bool blendForStencilRefBit (GLuint _refbit, GLenum &_src, GLenum &_dst, ACG::Vec4f &_color) { return false; };

};


#endif