src/rt/preload.c

#ifndef lint
static const char       RCSid[] = "$Id: preload.c,v 2.7 2003/02/25 02:47:23 greg Exp $";
#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"
#include "func.h"
#include "ray.h"


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


extern int
load_os(                        /* 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");
        return 0; /* pro forma return */
}


extern void
preload_objs(void)              /* 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:	2.8
Committed:	Tue Mar 30 16:13:01 2004 UTC (20 years, 1 month ago) by schorsch
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad3R7P2, rad3R7P1, rad3R6, rad3R6P1
Changes since 2.7:	+10 -6 lines
Log Message:	Continued ANSIfication. There are only bits and pieces left now.
#	User	Rev	Content
1	greg	2.1	#ifndef lint
2	schorsch	2.8	static const char RCSid[] = "$Id: preload.c,v 2.7 2003/02/25 02:47:23 greg Exp $";
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	schorsch	2.8	#include "func.h"
22			#include "ray.h"
23	greg	2.1
24
25	greg	2.6	/* KEEP THIS ROUTINE CONSISTENT WITH THE DIFFERENT OBJECT FUNCTIONS! */
26
27
28	schorsch	2.8	extern int
29			load_os( /* load associated data for object */
30			register OBJREC *op
31			)
32	greg	2.1	{
33	greg	2.6	DATARRAY *dp;
34
35	greg	2.1	switch (op->otype) {
36			case OBJ_FACE: /* polygon */
37			getface(op);
38			return(1);
39			case OBJ_CONE: /* cone */
40			case OBJ_RING: /* disk */
41			case OBJ_CYLINDER: /* cylinder */
42			case OBJ_CUP: /* inverted cone */
43			case OBJ_TUBE: /* inverted cylinder */
44			getcone(op, 1);
45			return(1);
46			case OBJ_INSTANCE: /* octree instance */
47			getinstance(op, IO_ALL);
48			return(1);
49	greg	2.5	case PAT_CPICT: /* color picture */
50			if (op->oargs.nsargs < 4)
51			goto sargerr;
52			getpict(op->oargs.sarg[3]);
53	greg	2.6	getfunc(op, 4, 0x3<<5, 0);
54	greg	2.5	return(1);
55			case PAT_CDATA: /* color data */
56	greg	2.6	dp = getdata(op->oargs.sarg[3]);
57			getdata(op->oargs.sarg[4]);
58			getdata(op->oargs.sarg[5]);
59			getfunc(op, 6, ((1<<dp->nd)-1)<<7, 0);
60			return(1);
61			case PAT_BDATA: /* brightness data */
62			if (op->oargs.nsargs < 2)
63			goto sargerr;
64			dp = getdata(op->oargs.sarg[1]);
65			getfunc(op, 2, ((1<<dp->nd)-1)<<3, 0);
66			return(1);
67			case PAT_BFUNC: /* brightness function */
68			getfunc(op, 1, 0x1, 0);
69			return(1);
70			case PAT_CFUNC: /* color function */
71			getfunc(op, 3, 0x7, 0);
72			return(1);
73	greg	2.5	case TEX_DATA: /* texture data */
74			if (op->oargs.nsargs < 6)
75			goto sargerr;
76	greg	2.6	dp = getdata(op->oargs.sarg[3]);
77	greg	2.5	getdata(op->oargs.sarg[4]);
78			getdata(op->oargs.sarg[5]);
79	greg	2.6	getfunc(op, 6, ((1<<dp->nd)-1)<<7, 1);
80			return(1);
81			case TEX_FUNC: /* texture function */
82			getfunc(op, 3, 0x7, 1);
83			return(1);
84			case MIX_DATA: /* mixture data */
85			dp = getdata(op->oargs.sarg[3]);
86			getfunc(op, 4, ((1<<dp->nd)-1)<<5, 0);
87			return(1);
88			case MIX_PICT: /* mixture picture */
89			getpict(op->oargs.sarg[3]);
90			getfunc(op, 4, 0x3<<5, 0);
91			return(1);
92			case MIX_FUNC: /* mixture function */
93			getfunc(op, 3, 0x4, 0);
94			return(1);
95			case MAT_PLASTIC2: /* anisotropic plastic */
96			case MAT_METAL2: /* anisotropic metal */
97			getfunc(op, 3, 0x7, 1);
98			return(1);
99			case MAT_BRTDF: /* BRDTfunc material */
100			getfunc(op, 9, 0x3f, 0);
101	greg	2.5	return(1);
102			case MAT_PDATA: /* plastic BRDF data */
103			case MAT_MDATA: /* metal BRDF data */
104			case MAT_TDATA: /* trans BRDF data */
105			if (op->oargs.nsargs < 2)
106			goto sargerr;
107			getdata(op->oargs.sarg[1]);
108	greg	2.6	getfunc(op, 2, 0, 0);
109			return(1);
110			case MAT_PFUNC: /* plastic BRDF func */
111			case MAT_MFUNC: /* metal BRDF func */
112			case MAT_TFUNC: /* trans BRDF func */
113			getfunc(op, 1, 0, 0);
114			return(1);
115			case MAT_DIRECT1: /* prism1 material */
116			getfunc(op, 4, 0xf, 1);
117			return(1);
118			case MAT_DIRECT2: /* prism2 material */
119			getfunc(op, 8, 0xff, 1);
120	greg	2.5	return(1);
121	greg	2.1	}
122	greg	2.6	/* nothing to load for the remaining types */
123	greg	2.2	return(0);
124	greg	2.5	sargerr:
125			objerror(op, USER, "too few string arguments");
126	schorsch	2.8	return 0; /* pro forma return */
127	greg	2.1	}
128
129
130	schorsch	2.8	extern void
131			preload_objs(void) /* preload object data structures */
132	greg	2.1	{
133			register OBJECT on;
134	greg	2.3	/* note that nobjects may change during loop */
135	greg	2.1	for (on = 0; on < nobjects; on++)
136			load_os(objptr(on));
137	greg	2.3	}