src/rt/preload.c

/* Copyright (c) 1993 Regents of the University of California */

#ifndef lint
static char SCCSid[] = "$SunId$ LBL";
#endif

/*
 * Preload associated object structures to maximize memory sharing.
 */

#include "standard.h"
#include "object.h"
#include "otypes.h"
#include "face.h"
#include "cone.h"
#include "instance.h"


int
load_os(op)                     /* load associated data for object */
register OBJREC *op;
{
        switch (op->otype) {
        case OBJ_FACE:          /* polygon */
                getface(op);
                return(1);
        case OBJ_CONE:          /* cone */
        case OBJ_RING:          /* disk */
        case OBJ_CYLINDER:      /* cylinder */
        case OBJ_CUP:           /* inverted cone */
        case OBJ_TUBE:          /* inverted cylinder */
                getcone(op, 1);
                return(1);
        case OBJ_INSTANCE:      /* octree instance */
                getinstance(op, IO_ALL);
                return(1);
        }
                        /* don't bother with non-surfaces -- too tricky */
        return(0);
}


preload_objs()          /* preload object data structures */
{
        register OBJECT on;
                                /* note that nobjects may change during loop */
        for (on = 0; on < nobjects; on++)
                load_os(objptr(on));
}


clean_slate()           /* reset time and ray counters */
{
        extern long     tstart, time();
        extern long     raynum, nrays;
        register OBJECT on;

        tstart = time(0);
        raynum = nrays = 0;
        for (on = 0; on < nobjects; on++)
                objptr(on)->lastrno = -1;
}
Revision:	2.3
Committed:	Thu Jan 21 17:01:26 1993 UTC (32 years, 9 months ago) by greg
Content type:	text/plain
Branch:	MAIN
Changes since 2.2:	+14 -1 lines
Log Message:	added code to reset ray counters and clock on persistent restart
#	User	Rev	Content
1	greg	2.1	/* Copyright (c) 1993 Regents of the University of California */
2
3			#ifndef lint
4			static char SCCSid[] = "$SunId$ LBL";
5			#endif
6
7			/*
8			* Preload associated object structures to maximize memory sharing.
9			*/
10
11			#include "standard.h"
12			#include "object.h"
13			#include "otypes.h"
14			#include "face.h"
15			#include "cone.h"
16	greg	2.2	#include "instance.h"
17	greg	2.1
18
19			int
20			load_os(op) /* load associated data for object */
21			register OBJREC *op;
22			{
23			switch (op->otype) {
24			case OBJ_FACE: /* polygon */
25			getface(op);
26			return(1);
27			case OBJ_CONE: /* cone */
28			case OBJ_RING: /* disk */
29			case OBJ_CYLINDER: /* cylinder */
30			case OBJ_CUP: /* inverted cone */
31			case OBJ_TUBE: /* inverted cylinder */
32			getcone(op, 1);
33			return(1);
34			case OBJ_INSTANCE: /* octree instance */
35			getinstance(op, IO_ALL);
36			return(1);
37			}
38	greg	2.2	/* don't bother with non-surfaces -- too tricky */
39			return(0);
40	greg	2.1	}
41
42
43			preload_objs() /* preload object data structures */
44			{
45			register OBJECT on;
46	greg	2.3	/* note that nobjects may change during loop */
47	greg	2.1	for (on = 0; on < nobjects; on++)
48			load_os(objptr(on));
49	greg	2.3	}
50
51
52			clean_slate() /* reset time and ray counters */
53			{
54			extern long tstart, time();
55			extern long raynum, nrays;
56			register OBJECT on;
57
58			tstart = time(0);
59			raynum = nrays = 0;
60			for (on = 0; on < nobjects; on++)
61			objptr(on)->lastrno = -1;
62	greg	2.1	}