src/common/fvect.h

/* Copyright (c) 1988 Regents of the University of California */

/* SCCSid "$SunId$ LBL" */

#ifndef  FLOAT
#ifdef  SMLMEM
#define  FLOAT          float
#else
#define  FLOAT          double
#endif
#endif

typedef FLOAT  FVECT[3];

#define  VCOPY(v1,v2)   ((v1)[0]=(v2)[0],(v1)[1]=(v2)[1],(v1)[2]=(v2)[2])
#define  DOT(v1,v2)     ((v1)[0]*(v2)[0]+(v1)[1]*(v2)[1]+(v1)[2]*(v2)[2])
#define  VSUM(vr,v1,v2,f)       ((vr)[0]=(v1)[0]+(f)*(v2)[0], \
                                (vr)[1]=(v1)[1]+(f)*(v2)[1], \
                                (vr)[2]=(v1)[2]+(f)*(v2)[2])

extern double  sqrt(), fdot(), dist2(), dist2lseg(), dist2line(), normalize();
Revision:	1.2
Committed:	Wed Oct 23 12:19:23 1991 UTC (32 years, 6 months ago) by greg
Content type:	text/plain
Branch:	MAIN
Changes since 1.1:	+12 -1 lines
Log Message:	added FLOAT definition for vectors and matrices
#	User	Rev	Content
1	greg	1.1	/* Copyright (c) 1988 Regents of the University of California */
2
3			/* SCCSid "$SunId$ LBL" */
4
5	greg	1.2	#ifndef FLOAT
6			#ifdef SMLMEM
7			#define FLOAT float
8			#else
9			#define FLOAT double
10			#endif
11			#endif
12	greg	1.1
13	greg	1.2	typedef FLOAT FVECT[3];
14
15	greg	1.1	#define VCOPY(v1,v2) ((v1)[0]=(v2)[0],(v1)[1]=(v2)[1],(v1)[2]=(v2)[2])
16			#define DOT(v1,v2) ((v1)[0](v2)[0]+(v1)[1](v2)[1]+(v1)[2]*(v2)[2])
17	greg	1.2	#define VSUM(vr,v1,v2,f) ((vr)[0]=(v1)[0]+(f)*(v2)[0], \
18			(vr)[1]=(v1)[1]+(f)*(v2)[1], \
19			(vr)[2]=(v1)[2]+(f)*(v2)[2])
20	greg	1.1
21			extern double sqrt(), fdot(), dist2(), dist2lseg(), dist2line(), normalize();