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cybindexedfacesetc.h

Go to the documentation of this file.

/*
Copyright (C) 1999  Carsten Winkelholz

Address:  FGAN Forschungsgesellschaft f�r Angewandte Naturwissenschaften e. V.
      Neuenahrer Str. 20
      D - 53343 Wachtberg
      
Email:    winkelholz@fgan.de

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/


#ifndef CYBINDEXEDFACESETC_H
#define CYBINDEXEDFACESETC_H

#include <math.h>
#include <stdio.h>
#include <fstream>

#include "oaw/misc/matrixc.h"
#include "oaw/misc/vectorc.h"
#include "oaw/misc/stringc.h"
#include "oaw/ctk/cybnodec.h"
#include "oaw/ctk/cybworldc.h"
#include "oaw/ctk/cybgeometryc.h"
#include "oaw/ctk/cybcoordinatec.h"
#include "oaw/ctk/cybtexturecoordinatec.h"
#include "oaw/ctk/cybnormalc.h"
#include "oaw/misc/kettec.h"
#include "oaw/misc/arrayc.h"

#include "../oawconfig.h"

OAW_BEGIN_NAMESPACE


#define TRUE 1
#define FALSE 0

class CybGLViewC;
class CybNormalC;
class CybCoordinateC;
class CybTextureCoordinateC;
class CybColorC;
class CybIndexedFaceC;
class CybIndexedVertexC;
class CybIndexedTriangleStripC;
class CybIsectLineChannelC;

// cybindexedfacesetc.h



class OAW_DLLMAPPING CybIndexedFaceSetC : public CybGeometryC
{
  friend class CybShapeC;
  friend class CybIndexedFaceC;
  friend class CybIndexedVertexC;

public:
  CybIndexedFaceSetC(CybWorldC*);
  virtual ~CybIndexedFaceSetC();
  CybIndexedFaceSetC(const CybIndexedFaceSetC&);
  CybIndexedFaceSetC& operator = (const CybIndexedFaceSetC&);  
  virtual void Copy(const CybNodeC*);
  virtual void FinishInit();
  virtual void SetEvent(long,const void*, BaseI*);
  virtual long BufEvent(long,const void*, BaseI*);
  virtual long GetEventBufMinDataSize();
  virtual long GetEventBufMaxDataSize();
  virtual short CopyEventBuf(AnyC&,long);
  virtual short SetEventBuf(AnyC&,BaseI*);
  virtual void EventCascadeEnd();
  virtual void ToChannelDefault(CybChannelC*, long flag);
  virtual void ToChannelTexture(CybChannelC*, long flag);

  
  virtual long GetFieldEventID(const char*);
  virtual long GetFieldDataType(long);

  virtual short GetFieldData(long ,void*);

protected:
  virtual void CreateNewCopy(CybNodeC*);
  void InitDefault();
  virtual void Load_coordIndex(char*&, const char*,long&);
  virtual void Load_colorIndex(char*&, const char*,long&);
  virtual void Load_normalIndex(char*&, const char*,long&);
  virtual void Load_texCoordIndex(char*&, const char*,long&);
  virtual void Load_creaseAngle(char*&, const char*,long&);
  virtual void Load_ccw(char*&, const char*,long&);
  virtual void Load_colorPerVertex(char*&, const char*,long&);
  virtual void Load_convex(char*&, const char*,long&);
  virtual void Load_normalPerVertex(char*&, const char*,long&);
  virtual void Load_solid(char*&, const char*,long&);
  virtual void Load_End(char*&, const char*,long&);
  void RecalcNormals();
  virtual void Calc();
  void ToIsectLineChannel(CybIsectLineChannelC*);
public:  
  virtual int SetNode(CybNodeC*);
  virtual void GetMessageAsObjectI(void*,long,SharedObjectC*);
  virtual const CybBInfoC& GetBInfo(){return m_pCoord->GetBInfo();}
  void BestimmeEzmax();
protected:
  void SetCoordinate(CybCoordinateC*);
  void SetTextureCoordinate(CybTextureCoordinateC*);
  void SetNormal(CybNormalC*);
  void SetColor(CybColorC*);
private:
  void InitDefaultNormals();
  void InitIndexedFaces();
  void InitIndexedVertices();
  void CalcNumberOfFaces();
  VectorC CalcNormalOfNextFace(long&);
  void InvertOrderOfCoordIndices();
  void SmoothCreases();
  void SeparateTriangleStrips();
  void AddTriangleStripOfFace(long, long&, long&, CybIndexedTriangleStripC&);
  void GetTriangleStrip(long, long, CybIndexedTriangleStripC&, KetteC<long>&);

  //void InitIndexedLines();
  //long FaceOfBorder(long,long);
protected: 
  
  CybCoordinateC*         m_pCoord;
  CybNormalC*             m_pNormal;
  CybColorC*              m_pColor;
  CybTextureCoordinateC*  m_pTexCoord;
  
  MFInt32 m_indexNormal;
  MFInt32 m_indexCoord;
  MFInt32 m_indexColor;
  MFInt32 m_indexTexCoord;

  long* m_indexNormalBuf;
  long* m_indexCoordBuf;
  long* m_indexColorBuf;
  long* m_indexTexCoordBuf;

  long m_numberOfCoordIndicesBuf;
  long m_numberOfNormalIndicesBuf;
  long m_numberOfColorIndicesBuf;    
  long m_numberOfTexCoordIndicesBuf; 

  long m_copyEventCoordBufState;
  long m_copyEventTexCoordBufState;
  long m_copyEventColorBufState;
  long m_copyEventNormalBufState;

  short m_bIndexUpdate;
  short m_bDefaultNormals;
  short m_bCoordUpdate;
  short m_bColorUpdate;
  short m_bTexCoordUpdate;
  short m_bNormalUpdate;

  long m_recalcNormalCount;

  int   m_normalPerVertex;
  int   m_colorPerVertex;
  int   m_ccw;
  int   m_convex;
  int   m_solid;
  
  int   m_ezmax;

  long m_numberOfFaces;
  long m_anzahlvertices;
  
  int   m_triangleStrip;

  double m_creaseAngle;
                        
  short   m_bStatic;

  CybIndexedFaceC*    m_indexedFace;
  CybIndexedVertexC*    m_indexedVertex;

  //überflüssig
  //long* m_indexLine;
  //long m_numberOfLines; 
};


class OAW_DLLMAPPING CybIndexedFaceC
{
public: 
  CybIndexedFaceC();
  virtual ~CybIndexedFaceC();
  CybIndexedFaceC(const CybIndexedFaceC& n);
  CybIndexedFaceC& operator = (const CybIndexedFaceC&);  
  void UpdateNormal();
  void SetIndexedFaceSet(CybIndexedFaceSetC* pS){m_pSet=pS;}
public:
  long* m_indexCoord;
  long* m_indexTexCoord;
  long* m_indexColor;
  long* m_indexNormal;
  int m_numberOfCorner;
  CybIndexedFaceSetC* m_pSet;
  VectorC m_normal;
  long m_index;
  int m_flag;
};


class OAW_DLLMAPPING CybIndexedVertexC
{
public:
  CybIndexedVertexC(){m_pSet=0;}
  void SetIndexedFaceSet(CybIndexedFaceSetC* pS){m_pSet=pS;}
public:
  KetteC<long> m_kindexFace;
  long m_index;
protected:
  CybIndexedFaceSetC* m_pSet;
};

class OAW_DLLMAPPING CybIndexedTriangleStripC
{
public:
  CybIndexedTriangleStripC(){m_pSet=0;}
  void SetIndexedFaceSet(CybIndexedFaceSetC* pS){m_pSet=pS;} 
  void Empty();
  CybIndexedTriangleStripC& operator = (const CybIndexedTriangleStripC&);
public:
  KetteC<long> m_kindexCoord;
  KetteC<long> m_kindexNormal;
  KetteC<long> m_kindexColor;
  KetteC<long> m_kindexTexCoord;
protected:
  CybIndexedFaceSetC* m_pSet;  
};



/*
void GetTriangleStrip(KettenElementC< KetteC<long> >* zgmin,
          KettenElementC<long>* zstart,
          KetteC< KetteC<long> >& kfl, 
          KetteC<long>& kstripe,
          KetteC< KettenElementC< KetteC<long> >* >& kv
          );
          */

OAW_END_NAMESPACE

#endif

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