Files
EgtGraphics/ObjNewGraphics.h
T
Dario Sassi 7b1b6e8ad8 EgrGraphics :
- aggiunta gestione normali diverse sui triangoli.
2014-04-09 13:01:18 +00:00

110 lines
3.9 KiB
C++

//----------------------------------------------------------------------------
// EgalTech 2014-2014
//----------------------------------------------------------------------------
// File : ObjNewGraphics.h Data : 13.02.14 Versione : 1.5b1
// Contenuto : Dichiarazione della classe grafica di un oggetto geometrico.
//
//
//
// Modifiche : 13.02.14 DS Creazione modulo.
//
//
//----------------------------------------------------------------------------
#pragma once
#include "ObjEGrGraphics.h"
#include <list>
//----------------------------------------------------------------------------
// Definizione di NewGrAtom
class NewGrAtom {
public :
NewGrAtom( void) : m_nType( NONE), m_nMode( 0), m_nCount( 0), m_nVaoId( 0), m_nVboId( 0) {}
public :
enum GrType { NONE = 0, VERTS = 1, COLOR = 2} ;
public :
GrType m_nType ;
union {
int m_nMode ;
float m_fRed ;
} ;
union {
int m_nCount ;
float m_fGreen ;
} ;
union {
unsigned int m_nVaoId ;
float m_fBlue ;
} ;
union {
unsigned int m_nVboId ;
float m_fAlpha ;
} ;
} ;
//----------------------------------------------------------------------------
// Lista di NewGrAtom
typedef std::list<NewGrAtom> NGALIST ;
//----------------------------------------------------------------------------
class ObjNewGraphics : public ObjEGrGraphics
{
public : // IObjGraphics
virtual ~ObjNewGraphics( void) ;
virtual void Reset( void) ;
public : // ObjEGrGraphics
virtual bool IsValid( void)
{ return m_bValid ; }
virtual void SetScene( Scene* pScene)
{ m_pScene = pScene ; }
virtual Scene* GetScene( void)
{ return m_pScene ; }
virtual void Clear( void) ;
virtual bool AddColor( const Color& colC) ;
virtual bool AddPoint( const Point3d& ptP) ;
virtual bool AddPolyLine( const PolyLine& PL) ;
virtual bool StartTriangles( int nNum) ;
virtual bool AddTriangle( const Triangle3d& Tria, const TriNormals3d& TNrms) ;
virtual bool EndTriangles( void) ;
virtual bool Draw( int nStat, int nMark) ;
public :
ObjNewGraphics( void) : m_pScene( nullptr), m_bValid( false) {}
private :
bool DeleteVaoVbo( void) ;
bool AddNewGrAtom( const NewGrAtom& nga)
{ try { m_ngaList.push_back( nga) ; }
catch(...) { return false ; }
return true ; }
bool AddVerts( int nMode, int nCount, unsigned int nVaoId, unsigned int nVboId)
{ NewGrAtom nga ;
nga.m_nType = NewGrAtom::VERTS ;
nga.m_nMode = nMode ; nga.m_nCount = nCount ;
nga.m_nVaoId = nVaoId ; nga.m_nVboId = nVboId ;
return AddNewGrAtom( nga) ; }
bool AddColor( float fRed, float fGreen, float fBlue, float fAlpha = 1)
{ NewGrAtom nga ;
nga.m_nType = NewGrAtom::COLOR ;
nga.m_fRed = fRed ; nga.m_fGreen = fGreen ; nga.m_fBlue = fBlue ; nga.m_fAlpha = fAlpha ;
return AddNewGrAtom( nga) ; }
private :
Scene* m_pScene ; // puntatore alla scena
bool m_bValid ; // flag
int m_nCurrMode ; // modo corrente
NGALIST m_ngaList ; // lista di atomi per nuova grafica
} ;
//----------------------------------------------------------------------------
inline const ObjNewGraphics* GetObjNewGraphics( const IGeoObj* pGObj)
{ return (dynamic_cast<const ObjNewGraphics*>(pGObj->GetObjGraphics())) ; }
inline ObjNewGraphics* GetObjNewGraphics( IGeoObj* pGObj)
{ return (dynamic_cast<ObjNewGraphics*>(pGObj->GetObjGraphics())) ; }