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root/Development/ray/src/common/view.h

Comparing ray/src/common/view.h (file contents):
Revision 1.6 by greg, Sat Oct 13 20:56:04 1990 UTC vs.
Revision 2.5 by greg, Fri Aug 18 10:20:11 1995 UTC

#	Line 1 | Line 1
1	<	/* Copyright (c) 1988 Regents of the University of California */
1	>	/* Copyright (c) 1994 Regents of the University of California */
2
3		/* SCCSid "$SunId$ LBL" */
4
#	Line 13 | Line 13
13		#define  VT_PAR         'l'             /* parallel */
14		#define  VT_ANG         'a'             /* angular fisheye */
15		#define  VT_HEM         'h'             /* hemispherical fisheye */
16	+	#define  VT_CYL         'c'             /* cylindrical panorama */
17
18		typedef struct {
19		int  type;              /* view type */
#	Line 23 | Line 24 | typedef struct {
24		double  vert;           /* vertical view size */
25		double  hoff;           /* horizontal image offset */
26		double  voff;           /* vertical image offset */
27	+	double  vfore;          /* fore clipping plane */
28	+	double  vaft;           /* aft clipping plane (<=0 for inf) */
29		FVECT  hvec;            /* computed horizontal image vector */
30		FVECT  vvec;            /* computed vertical image vector */
31		double  hn2;            /* DOT(hvec,hvec) */
#	Line 33 | Line 36 | extern VIEW  stdview;
36
37		extern char  *setview();
38
39	<	extern double  sqrt();
39	>	extern double  viewray();
40
41		#define  viewaspect(v)  sqrt((v)->vn2/(v)->hn2)
42
43	<	#define  STDVIEW        {VT_PER,0.,0.,0.,0.,1.,0.,0.,0.,1.,45.,45.,0.,0.}
43	>	#define  STDVIEW        {VT_PER,{0.,0.,0.},{0.,1.,0.},{0.,0.,1.}, \
44	>	45.,45.,0.,0.,0.,0., \
45	>	{0.,0.,0.},{0.,0.,0.},0.,0.}
46
47		#define  VIEWSTR        "VIEW="
48	+	#define  VIEWSTRL       5

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