src/rt/preload.c

#ifndef lint
static const char       RCSid[] = "$Id: preload.c,v 2.10 2011/02/18 00:40:25 greg Exp $";
#endif
/*
 * Preload associated object structures to maximize memory sharing.
 *
 *  External symbols declared in ray.h
 */

#include "copyright.h"

#include "ray.h"
#include "otypes.h"
#include "face.h"
#include "cone.h"
#include "instance.h"
#include "mesh.h"
#include "data.h"
#include "func.h"
#include "bsdf.h"


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


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

        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 OBJ_MESH:          /* mesh instance */
                getmeshinst(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_BSDF:          /* BSDF material */
                if (op->oargs.nsargs < 6)
                        goto sargerr;
                getfunc(op, 5, 0x1d, 1);
                loadBSDF(op->oargs.sarg[1]);
                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:	2.11
Committed:	Fri Feb 18 02:41:55 2011 UTC (13 years, 2 months ago) by greg
Content type:	text/plain
Branch:	MAIN
Changes since 2.10:	+2 -6 lines
Log Message:	Minor fixes and adjustments
#	User	Rev	Content
1	greg	2.1	#ifndef lint
2	greg	2.11	static const char RCSid[] = "$Id: preload.c,v 2.10 2011/02/18 00:40:25 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	greg	2.10	#include "ray.h"
13	greg	2.1	#include "otypes.h"
14			#include "face.h"
15			#include "cone.h"
16	greg	2.2	#include "instance.h"
17	greg	2.9	#include "mesh.h"
18	greg	2.5	#include "data.h"
19	schorsch	2.8	#include "func.h"
20	greg	2.10	#include "bsdf.h"
21	greg	2.1
22
23	greg	2.6	/* KEEP THIS ROUTINE CONSISTENT WITH THE DIFFERENT OBJECT FUNCTIONS! */
24
25
26	schorsch	2.8	extern int
27			load_os( /* load associated data for object */
28			register OBJREC *op
29			)
30	greg	2.1	{
31	greg	2.6	DATARRAY *dp;
32	greg	2.10	SDData *sd;
33	greg	2.6
34	greg	2.1	switch (op->otype) {
35			case OBJ_FACE: /* polygon */
36			getface(op);
37			return(1);
38			case OBJ_CONE: /* cone */
39			case OBJ_RING: /* disk */
40			case OBJ_CYLINDER: /* cylinder */
41			case OBJ_CUP: /* inverted cone */
42			case OBJ_TUBE: /* inverted cylinder */
43			getcone(op, 1);
44			return(1);
45			case OBJ_INSTANCE: /* octree instance */
46			getinstance(op, IO_ALL);
47			return(1);
48	greg	2.9	case OBJ_MESH: /* mesh instance */
49			getmeshinst(op, IO_ALL);
50			return(1);
51	greg	2.5	case PAT_CPICT: /* color picture */
52			if (op->oargs.nsargs < 4)
53			goto sargerr;
54			getpict(op->oargs.sarg[3]);
55	greg	2.6	getfunc(op, 4, 0x3<<5, 0);
56	greg	2.5	return(1);
57			case PAT_CDATA: /* color data */
58	greg	2.6	dp = getdata(op->oargs.sarg[3]);
59			getdata(op->oargs.sarg[4]);
60			getdata(op->oargs.sarg[5]);
61			getfunc(op, 6, ((1<<dp->nd)-1)<<7, 0);
62			return(1);
63			case PAT_BDATA: /* brightness data */
64			if (op->oargs.nsargs < 2)
65			goto sargerr;
66			dp = getdata(op->oargs.sarg[1]);
67			getfunc(op, 2, ((1<<dp->nd)-1)<<3, 0);
68			return(1);
69			case PAT_BFUNC: /* brightness function */
70			getfunc(op, 1, 0x1, 0);
71			return(1);
72			case PAT_CFUNC: /* color function */
73			getfunc(op, 3, 0x7, 0);
74			return(1);
75	greg	2.5	case TEX_DATA: /* texture data */
76			if (op->oargs.nsargs < 6)
77			goto sargerr;
78	greg	2.6	dp = getdata(op->oargs.sarg[3]);
79	greg	2.5	getdata(op->oargs.sarg[4]);
80			getdata(op->oargs.sarg[5]);
81	greg	2.6	getfunc(op, 6, ((1<<dp->nd)-1)<<7, 1);
82			return(1);
83			case TEX_FUNC: /* texture function */
84			getfunc(op, 3, 0x7, 1);
85			return(1);
86			case MIX_DATA: /* mixture data */
87			dp = getdata(op->oargs.sarg[3]);
88			getfunc(op, 4, ((1<<dp->nd)-1)<<5, 0);
89			return(1);
90			case MIX_PICT: /* mixture picture */
91			getpict(op->oargs.sarg[3]);
92			getfunc(op, 4, 0x3<<5, 0);
93			return(1);
94			case MIX_FUNC: /* mixture function */
95			getfunc(op, 3, 0x4, 0);
96			return(1);
97			case MAT_PLASTIC2: /* anisotropic plastic */
98			case MAT_METAL2: /* anisotropic metal */
99			getfunc(op, 3, 0x7, 1);
100			return(1);
101			case MAT_BRTDF: /* BRDTfunc material */
102			getfunc(op, 9, 0x3f, 0);
103	greg	2.5	return(1);
104	greg	2.10	case MAT_BSDF: /* BSDF material */
105			if (op->oargs.nsargs < 6)
106			goto sargerr;
107			getfunc(op, 5, 0x1d, 1);
108	greg	2.11	loadBSDF(op->oargs.sarg[1]);
109	greg	2.10	return(1);
110	greg	2.5	case MAT_PDATA: /* plastic BRDF data */
111			case MAT_MDATA: /* metal BRDF data */
112			case MAT_TDATA: /* trans BRDF data */
113			if (op->oargs.nsargs < 2)
114			goto sargerr;
115			getdata(op->oargs.sarg[1]);
116	greg	2.6	getfunc(op, 2, 0, 0);
117			return(1);
118			case MAT_PFUNC: /* plastic BRDF func */
119			case MAT_MFUNC: /* metal BRDF func */
120			case MAT_TFUNC: /* trans BRDF func */
121			getfunc(op, 1, 0, 0);
122			return(1);
123			case MAT_DIRECT1: /* prism1 material */
124			getfunc(op, 4, 0xf, 1);
125			return(1);
126			case MAT_DIRECT2: /* prism2 material */
127			getfunc(op, 8, 0xff, 1);
128	greg	2.5	return(1);
129	greg	2.1	}
130	greg	2.6	/* nothing to load for the remaining types */
131	greg	2.2	return(0);
132	greg	2.5	sargerr:
133			objerror(op, USER, "too few string arguments");
134	schorsch	2.8	return 0; /* pro forma return */
135	greg	2.1	}
136
137
138	schorsch	2.8	extern void
139			preload_objs(void) /* preload object data structures */
140	greg	2.1	{
141			register OBJECT on;
142	greg	2.3	/* note that nobjects may change during loop */
143	greg	2.1	for (on = 0; on < nobjects; on++)
144			load_os(objptr(on));
145	greg	2.3	}