src/rt/preload.c

#ifndef lint
static const char       RCSid[] = "$Id$";
#endif
/*
 * Preload associated object structures to maximize memory sharing.
 *
 *  External symbols declared in ray.h
 */

#include "copyright.h"

#include "standard.h"
#include "octree.h"
#include "object.h"
#include "otypes.h"
#include "face.h"
#include "cone.h"
#include "instance.h"
#include "color.h"
#include "data.h"


/* KEEP THIS ROUTINE CONSISTENT WITH THE DIFFERENT OBJECT FUNCTIONS! */


int
load_os(op)                     /* load associated data for object */
register OBJREC *op;
{
        DATARRAY  *dp;

        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);
        case PAT_CPICT:         /* color picture */
                if (op->oargs.nsargs < 4)
                        goto sargerr;
                getpict(op->oargs.sarg[3]);
                getfunc(op, 4, 0x3<<5, 0);
                return(1);
        case PAT_CDATA:         /* color data */
                dp = getdata(op->oargs.sarg[3]);
                getdata(op->oargs.sarg[4]);
                getdata(op->oargs.sarg[5]);
                getfunc(op, 6, ((1<<dp->nd)-1)<<7, 0);
                return(1);
        case PAT_BDATA:         /* brightness data */
                if (op->oargs.nsargs < 2)
                        goto sargerr;
                dp = getdata(op->oargs.sarg[1]);
                getfunc(op, 2, ((1<<dp->nd)-1)<<3, 0);
                return(1);
        case PAT_BFUNC:         /* brightness function */
                getfunc(op, 1, 0x1, 0);
                return(1);
        case PAT_CFUNC:         /* color function */
                getfunc(op, 3, 0x7, 0);
                return(1);
        case TEX_DATA:          /* texture data */
                if (op->oargs.nsargs < 6)
                        goto sargerr;
                dp = getdata(op->oargs.sarg[3]);
                getdata(op->oargs.sarg[4]);
                getdata(op->oargs.sarg[5]);
                getfunc(op, 6, ((1<<dp->nd)-1)<<7, 1);
                return(1);
        case TEX_FUNC:          /* texture function */
                getfunc(op, 3, 0x7, 1);
                return(1);
        case MIX_DATA:          /* mixture data */
                dp = getdata(op->oargs.sarg[3]);
                getfunc(op, 4, ((1<<dp->nd)-1)<<5, 0);
                return(1);
        case MIX_PICT:          /* mixture picture */
                getpict(op->oargs.sarg[3]);
                getfunc(op, 4, 0x3<<5, 0);
                return(1);
        case MIX_FUNC:          /* mixture function */
                getfunc(op, 3, 0x4, 0);
                return(1);
        case MAT_PLASTIC2:      /* anisotropic plastic */
        case MAT_METAL2:        /* anisotropic metal */
                getfunc(op, 3, 0x7, 1);
                return(1);
        case MAT_BRTDF:         /* BRDTfunc material */
                getfunc(op, 9, 0x3f, 0);
                return(1);
        case MAT_PDATA:         /* plastic BRDF data */
        case MAT_MDATA:         /* metal BRDF data */
        case MAT_TDATA:         /* trans BRDF data */
                if (op->oargs.nsargs < 2)
                        goto sargerr;
                getdata(op->oargs.sarg[1]);
                getfunc(op, 2, 0, 0);
                return(1);
        case MAT_PFUNC:         /* plastic BRDF func */
        case MAT_MFUNC:         /* metal BRDF func */
        case MAT_TFUNC:         /* trans BRDF func */
                getfunc(op, 1, 0, 0);
                return(1);
        case MAT_DIRECT1:       /* prism1 material */
                getfunc(op, 4, 0xf, 1);
                return(1);
        case MAT_DIRECT2:       /* prism2 material */
                getfunc(op, 8, 0xff, 1);
                return(1);
        }
                        /* nothing to load for the remaining types */
        return(0);
sargerr:
        objerror(op, USER, "too few string arguments");
}


void
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));
}
Revision:	2.7
Committed:	Tue Feb 25 02:47:23 2003 UTC (22 years, 8 months ago) by greg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad3R5
Changes since 2.6:	+1 -56 lines
Log Message:	Replaced inline copyright notice with #include "copyright.h"
#	User	Rev	Content
1	greg	2.1	#ifndef lint
2	greg	2.6	static const char RCSid[] = "$Id$";
3	greg	2.1	#endif
4			/*
5			* Preload associated object structures to maximize memory sharing.
6	greg	2.6	*
7			* External symbols declared in ray.h
8			*/
9
10	greg	2.7	#include "copyright.h"
11	greg	2.1
12			#include "standard.h"
13	greg	2.6	#include "octree.h"
14	greg	2.1	#include "object.h"
15			#include "otypes.h"
16			#include "face.h"
17			#include "cone.h"
18	greg	2.2	#include "instance.h"
19	greg	2.5	#include "color.h"
20			#include "data.h"
21	greg	2.1
22
23	greg	2.6	/* KEEP THIS ROUTINE CONSISTENT WITH THE DIFFERENT OBJECT FUNCTIONS! */
24
25
26	greg	2.1	int
27			load_os(op) /* load associated data for object */
28			register OBJREC *op;
29			{
30	greg	2.6	DATARRAY *dp;
31
32	greg	2.1	switch (op->otype) {
33			case OBJ_FACE: /* polygon */
34			getface(op);
35			return(1);
36			case OBJ_CONE: /* cone */
37			case OBJ_RING: /* disk */
38			case OBJ_CYLINDER: /* cylinder */
39			case OBJ_CUP: /* inverted cone */
40			case OBJ_TUBE: /* inverted cylinder */
41			getcone(op, 1);
42			return(1);
43			case OBJ_INSTANCE: /* octree instance */
44			getinstance(op, IO_ALL);
45			return(1);
46	greg	2.5	case PAT_CPICT: /* color picture */
47			if (op->oargs.nsargs < 4)
48			goto sargerr;
49			getpict(op->oargs.sarg[3]);
50	greg	2.6	getfunc(op, 4, 0x3<<5, 0);
51	greg	2.5	return(1);
52			case PAT_CDATA: /* color data */
53	greg	2.6	dp = getdata(op->oargs.sarg[3]);
54			getdata(op->oargs.sarg[4]);
55			getdata(op->oargs.sarg[5]);
56			getfunc(op, 6, ((1<<dp->nd)-1)<<7, 0);
57			return(1);
58			case PAT_BDATA: /* brightness data */
59			if (op->oargs.nsargs < 2)
60			goto sargerr;
61			dp = getdata(op->oargs.sarg[1]);
62			getfunc(op, 2, ((1<<dp->nd)-1)<<3, 0);
63			return(1);
64			case PAT_BFUNC: /* brightness function */
65			getfunc(op, 1, 0x1, 0);
66			return(1);
67			case PAT_CFUNC: /* color function */
68			getfunc(op, 3, 0x7, 0);
69			return(1);
70	greg	2.5	case TEX_DATA: /* texture data */
71			if (op->oargs.nsargs < 6)
72			goto sargerr;
73	greg	2.6	dp = getdata(op->oargs.sarg[3]);
74	greg	2.5	getdata(op->oargs.sarg[4]);
75			getdata(op->oargs.sarg[5]);
76	greg	2.6	getfunc(op, 6, ((1<<dp->nd)-1)<<7, 1);
77			return(1);
78			case TEX_FUNC: /* texture function */
79			getfunc(op, 3, 0x7, 1);
80			return(1);
81			case MIX_DATA: /* mixture data */
82			dp = getdata(op->oargs.sarg[3]);
83			getfunc(op, 4, ((1<<dp->nd)-1)<<5, 0);
84			return(1);
85			case MIX_PICT: /* mixture picture */
86			getpict(op->oargs.sarg[3]);
87			getfunc(op, 4, 0x3<<5, 0);
88			return(1);
89			case MIX_FUNC: /* mixture function */
90			getfunc(op, 3, 0x4, 0);
91			return(1);
92			case MAT_PLASTIC2: /* anisotropic plastic */
93			case MAT_METAL2: /* anisotropic metal */
94			getfunc(op, 3, 0x7, 1);
95			return(1);
96			case MAT_BRTDF: /* BRDTfunc material */
97			getfunc(op, 9, 0x3f, 0);
98	greg	2.5	return(1);
99			case MAT_PDATA: /* plastic BRDF data */
100			case MAT_MDATA: /* metal BRDF data */
101			case MAT_TDATA: /* trans BRDF data */
102			if (op->oargs.nsargs < 2)
103			goto sargerr;
104			getdata(op->oargs.sarg[1]);
105	greg	2.6	getfunc(op, 2, 0, 0);
106			return(1);
107			case MAT_PFUNC: /* plastic BRDF func */
108			case MAT_MFUNC: /* metal BRDF func */
109			case MAT_TFUNC: /* trans BRDF func */
110			getfunc(op, 1, 0, 0);
111			return(1);
112			case MAT_DIRECT1: /* prism1 material */
113			getfunc(op, 4, 0xf, 1);
114			return(1);
115			case MAT_DIRECT2: /* prism2 material */
116			getfunc(op, 8, 0xff, 1);
117	greg	2.5	return(1);
118	greg	2.1	}
119	greg	2.6	/* nothing to load for the remaining types */
120	greg	2.2	return(0);
121	greg	2.5	sargerr:
122			objerror(op, USER, "too few string arguments");
123	greg	2.1	}
124
125
126	greg	2.6	void
127	greg	2.1	preload_objs() /* preload object data structures */
128			{
129			register OBJECT on;
130	greg	2.3	/* note that nobjects may change during loop */
131	greg	2.1	for (on = 0; on < nobjects; on++)
132			load_os(objptr(on));
133	greg	2.3	}