#ifndef __glunurbstess_h_
#define __glunurbstess_h_
#include "mysetjmp.h"
#include "subdivider.h"
#include "renderhints.h"
#include "backend.h"
#include "maplist.h"
#include "reader.h"
#include "nurbsconsts.h"
struct Knotvector;
class Quilt;
class DisplayList;
class BasicCurveEvaluator;
class BasicSurfaceEvaluator;
class NurbsTessellator {
public:
NurbsTessellator( BasicCurveEvaluator &c,
BasicSurfaceEvaluator &e );
virtual ~NurbsTessellator( void );
void getnurbsproperty( long, INREAL * );
void getnurbsproperty( long, long, INREAL * );
void setnurbsproperty( long, INREAL );
void setnurbsproperty( long, long, INREAL );
void setnurbsproperty( long, long, INREAL * );
void setnurbsproperty( long, long, INREAL *, long, long );
virtual void bgnrender( void );
virtual void endrender( void );
virtual void makeobj( int n );
virtual void closeobj( void );
virtual void errorHandler( int );
void bgnsurface( long );
void endsurface( void );
void bgntrim( void );
void endtrim( void );
void bgncurve( long );
void endcurve( void );
void pwlcurve( long, INREAL[], long, long );
void nurbscurve( long, INREAL[], long, INREAL[], long, long );
void nurbssurface( long, INREAL[], long, INREAL[], long, long,
INREAL[], long, long, long );
void defineMap( long, long, long );
void redefineMaps( void );
void discardRecording( void * );
void * beginRecording( void );
void endRecording( void );
void playRecording( void * );
void set_domain_distance_u_rate(REAL u_rate);
void set_domain_distance_v_rate(REAL v_rate);
void set_is_domain_distance_sampling(int flag);
protected:
Renderhints renderhints;
Maplist maplist;
Backend backend;
private:
void resetObjects( void );
int do_check_knots( Knotvector *, const char * );
void do_nurbserror( int );
void do_bgncurve( O_curve * );
void do_endcurve( void );
void do_freeall( void );
void do_freecurveall( O_curve * );
void do_freebgntrim( O_trim * );
void do_freebgncurve( O_curve * );
void do_freepwlcurve( O_pwlcurve * );
void do_freenurbscurve( O_nurbscurve * );
void do_freenurbssurface( O_nurbssurface * );
void do_freebgnsurface( O_surface * );
void do_bgnsurface( O_surface * );
void do_endsurface( void );
void do_bgntrim( O_trim * );
void do_endtrim( void );
void do_pwlcurve( O_pwlcurve * );
void do_nurbscurve( O_nurbscurve * );
void do_nurbssurface( O_nurbssurface * );
void do_freenurbsproperty( Property * );
void do_setnurbsproperty( Property * );
void do_setnurbsproperty2( Property * );
Subdivider subdivider;
JumpBuffer* jumpbuffer;
Pool o_pwlcurvePool;
Pool o_nurbscurvePool;
Pool o_curvePool;
Pool o_trimPool;
Pool o_surfacePool;
Pool o_nurbssurfacePool;
Pool propertyPool;
public:
Pool quiltPool;
private:
TrimVertexPool extTrimVertexPool;
int inSurface;
int inCurve;
int inTrim;
int isCurveModified;
int isTrimModified;
int isSurfaceModified;
int isDataValid;
int numTrims;
int playBack;
O_trim** nextTrim;
O_curve** nextCurve;
O_nurbscurve** nextNurbscurve;
O_pwlcurve** nextPwlcurve;
O_nurbssurface** nextNurbssurface;
O_surface* currentSurface;
O_trim* currentTrim;
O_curve* currentCurve;
DisplayList *dl;
};
#endif