NURBS1.C File Reference

Go to the source code of this file.

Defines
#define	DIVW(rpt, pt)
#define	EPSILON   0.0001
#define	DIVPT(p, dn)   { (p[0]) /= (dn); (p[1]) /= (dn); (p[2]) /= (dn); }
#define	COPYVEC(b, a)   { b[0] = a[0]; b[1] = a[1]; b[2] = a[2]; }
#define	maxV(surf)   ((surf)->numV-1L)
#define	maxU(surf)   ((surf)->numU-1L)
#define	GETPT(i)   (( dirflag ? &(n->points[crvInd][i]) : &(n->points[i][crvInd])))

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Define Documentation

#define DIVW	(	rpt,
		pt		)

Value:

{ (pt[0]) = (rpt)->x / (rpt)->w; \
      (pt[1]) = (rpt)->y / (rpt)->w; \
      (pt[2]) = (rpt)->z / (rpt)->w; }

Definition at line 295 of file NURBS1.C.

#define EPSILON   0.0001

Definition at line 299 of file NURBS1.C.

#define DIVPT	(	p,
		dn		)	{ (p[0]) /= (dn); (p[1]) /= (dn); (p[2]) /= (dn); }

Definition at line 300 of file NURBS1.C.

#define COPYVEC	(	b,
		a		)	{ b[0] = a[0]; b[1] = a[1]; b[2] = a[2]; }

Definition at line 301 of file NURBS1.C.

#define maxV

(

surf

)

((surf)->numV-1L)

Definition at line 302 of file NURBS1.C.

#define maxU

(

surf

)

((surf)->numU-1L)

Definition at line 303 of file NURBS1.C.

#define GETPT

(

i

)

(( dirflag ? &(n->points[crvInd][i]) : &(n->points[i][crvInd])))

Definition at line 599 of file NURBS1.C.