gridtrimvertex.h

Mesa is an open-source implementation of the OpenGL specification - a system for rendering interacti

/*
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/*
 * gridtrimvertex.h
 *
 * $Date: 2001/03/17 00:25:41 $ $Revision: 1.1 $
 * $Header: /home/krh/git/sync/mesa-cvs-repo/Mesa/src/glu/sgi/libnurbs/internals/gridtrimvertex.h,v 1.1 2001/03/17 00:25:41 brianp Exp $
 */

#ifndef __glugridtrimvertex_h_
#define __glugridtrimvertex_h_

#include "mystdlib.h"
#include "bufpool.h"
#include "trimvertex.h"
#include "gridvertex.h"

class GridTrimVertex : public PooledObj
{
private:
    TrimVertex	dummyt;
    GridVertex	dummyg;
public:
			GridTrimVertex() { g = 0; t = 0; }
    TrimVertex	*t;
    GridVertex	*g;
   
    inline void		set( long, long );
    inline void		set( REAL, REAL );
    inline void		set( TrimVertex * );
    inline void		clear( void ) { t = 0; g = 0; };
    inline int		isGridVert() { return g ? 1 : 0 ; }
    inline int		isTrimVert() { return t ? 1 : 0 ; }
    inline void		output();
};

inline void
GridTrimVertex::set( long x, long y )
{
    g = &dummyg;
    dummyg.gparam[0] = x;
    dummyg.gparam[1] = y;
}

inline void
GridTrimVertex::set( REAL x, REAL y )
{
    g = 0;
    t = &dummyt;
    dummyt.param[0] = x;
    dummyt.param[1] = y;
    dummyt.nuid = 0;
}

inline void
GridTrimVertex::set( TrimVertex *v )
{
    g = 0;
    t = v;
}

typedef GridTrimVertex *GridTrimVertex_p;
#endif /* __glugridtrimvertex_h_ */