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root/radiance/ray/src/rt/srcsupp.c
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Comparing ray/src/rt/srcsupp.c (file contents):
Revision 2.8 by greg, Tue Nov 7 12:40:30 1995 UTC vs.
Revision 2.11 by greg, Wed Apr 23 00:52:34 2003 UTC

# Line 1 | Line 1
1 – /* Copyright (c) 1995 Regents of the University of California */
2 –
1   #ifndef lint
2 < static char SCCSid[] = "$SunId$ LBL";
2 > static const char       RCSid[] = "$Id$";
3   #endif
6 –
4   /*
5   *  Support routines for source objects and materials
6 + *
7 + *  External symbols declared in source.h
8   */
9  
10 + #include "copyright.h"
11 +
12   #include  "ray.h"
13  
14   #include  "otypes.h"
# Line 26 | Line 27 | int  nsources = 0;                     /* the number of sources */
27   SRCFUNC  sfun[NUMOTYPE];                /* source dispatch table */
28  
29  
30 + void
31   initstypes()                    /* initialize source dispatch table */
32   {
33          extern VSMATERIAL  mirror_vs, direct1_vs, direct2_vs;
32 –        extern int  fsetsrc(), ssetsrc(), sphsetsrc(), cylsetsrc(), rsetsrc();
33 –        extern int  nopart(), flatpart(), cylpart();
34 –        extern double  fgetplaneq(), rgetplaneq();
35 –        extern double  fgetmaxdisk(), rgetmaxdisk();
34          static SOBJECT  fsobj = {fsetsrc, flatpart, fgetplaneq, fgetmaxdisk};
35          static SOBJECT  ssobj = {ssetsrc, nopart};
36          static SOBJECT  sphsobj = {sphsetsrc, nopart};
# Line 56 | Line 54 | newsource()                    /* allocate new source in our array */
54          if (nsources == 0)
55                  source = (SRCREC *)malloc(SRCINC*sizeof(SRCREC));
56          else if (nsources%SRCINC == 0)
57 <                source = (SRCREC *)realloc((char *)source,
57 >                source = (SRCREC *)realloc((void *)source,
58                                  (unsigned)(nsources+SRCINC)*sizeof(SRCREC));
59          if (source == NULL)
60                  return(-1);
# Line 67 | Line 65 | newsource()                    /* allocate new source in our array */
65   }
66  
67  
68 + void
69   setflatss(src)                          /* set sampling for a flat source */
70   register SRCREC  *src;
71   {
# Line 86 | Line 85 | register SRCREC  *src;
85   }
86  
87  
88 + void
89   fsetsrc(src, so)                        /* set a face as a source */
90   register SRCREC  *src;
91   OBJREC  *so;
# Line 129 | Line 129 | OBJREC  *so;
129   }
130  
131  
132 + void
133   ssetsrc(src, so)                        /* set a source as a source */
134   register SRCREC  *src;
135   register OBJREC  *so;
# Line 155 | Line 156 | register OBJREC  *so;
156   }
157  
158  
159 + void
160   sphsetsrc(src, so)                      /* set a sphere as a source */
161   register SRCREC  *src;
162   register OBJREC  *so;
# Line 177 | Line 179 | register OBJREC  *so;
179   }
180  
181  
182 + void
183   rsetsrc(src, so)                        /* set a ring (disk) as a source */
184   register SRCREC  *src;
185   OBJREC  *so;
# Line 198 | Line 201 | OBJREC  *so;
201   }
202  
203  
204 + void
205   cylsetsrc(src, so)                      /* set a cylinder as a source */
206   register SRCREC  *src;
207   OBJREC  *so;
# Line 251 | Line 255 | register OBJREC  *m;
255   }
256  
257  
258 + int
259   spotout(r, s)                   /* check if we're outside spot region */
260   register RAY  *r;
261   register SPOT  *s;
# Line 351 | Line 356 | OBJREC  *op;
356   }
357  
358  
359 + int
360   commonspot(sp1, sp2, org)       /* set sp1 to intersection of sp1 and sp2 */
361   register SPOT  *sp1, *sp2;
362   FVECT  org;
# Line 374 | Line 380 | FVECT  org;
380   }
381  
382  
383 + int
384   commonbeam(sp1, sp2, dir)       /* set sp1 to intersection of sp1 and sp2 */
385   register SPOT  *sp1, *sp2;
386   FVECT  dir;
# Line 398 | Line 405 | FVECT  dir;
405   }
406  
407  
408 + int
409   checkspot(sp, nrm)              /* check spotlight for behind source */
410   register SPOT  *sp;     /* spotlight */
411   FVECT  nrm;             /* source surface normal */

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