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root/radiance/ray/src/rt/rview.c
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Comparing ray/src/rt/rview.c (file contents):
Revision 2.15 by greg, Fri Dec 8 18:49:24 1995 UTC vs.
Revision 2.21 by greg, Wed Jul 2 01:15:20 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   *  rview.c - routines and variables for interactive view generation.
6   *
7 < *     3/24/87
7 > *  External symbols declared in rpaint.h
8   */
9  
10 < #include  "ray.h"
10 > #include "copyright.h"
11  
15 – #include  "rpaint.h"
16 –
12   #include  <signal.h>
18 –
13   #include  <ctype.h>
14  
15 < VIEW  ourview = STDVIEW;                /* viewing parameters */
16 < int  hresolu, vresolu;                  /* image resolution */
15 > #include  "platform.h"
16 > #include  "ray.h"
17 > #include  "rpaint.h"
18  
19 +
20 + CUBE  thescene;                         /* our scene */
21 + OBJECT  nsceneobjs;                     /* number of objects in our scene */
22 +
23   int  dimlist[MAXDIM];                   /* sampling dimensions */
24   int  ndims = 0;                         /* number of sampling dimensions */
25   int  samplendx = 0;                     /* index for this sample */
26  
27 + extern void  ambnotify();
28 + void  (*addobjnotify[])() = {ambnotify, NULL};
29 +
30 + VIEW  ourview = STDVIEW;                /* viewing parameters */
31 + int  hresolu, vresolu;                  /* image resolution */
32 +
33 + void  (*trace)() = NULL;                /* trace call */
34 +
35 + int  do_irrad = 0;                      /* compute irradiance? */
36 +
37   int  psample = 8;                       /* pixel sample size */
38   double  maxdiff = .15;                  /* max. sample difference */
39  
# Line 39 | Line 48 | int  directvis = 1;                    /* sources visible? */
48   double  srcsizerat = 0.;                /* maximum ratio source size/dist. */
49  
50   COLOR  cextinction = BLKCOLOR;          /* global extinction coefficient */
51 < double  salbedo = 0.;                   /* global scattering albedo */
51 > COLOR  salbedo = BLKCOLOR;              /* global scattering albedo */
52   double  seccg = 0.;                     /* global scattering eccentricity */
53   double  ssampdist = 0.;                 /* scatter sampling distance */
54  
# Line 51 | Line 60 | int  backvis = 1;                      /* back face visibility */
60   int  maxdepth = 4;                      /* maximum recursion depth */
61   double  minweight = 1e-2;               /* minimum ray weight */
62  
63 + char  *ambfile = NULL;                  /* ambient file name */
64   COLOR  ambval = BLKCOLOR;               /* ambient value */
65 + int  ambvwt = 0;                        /* initial weight for ambient value */
66   double  ambacc = 0.2;                   /* ambient accuracy */
67   int  ambres = 8;                        /* ambient resolution */
68   int  ambdiv = 32;                       /* ambient divisions */
# Line 61 | Line 72 | char  *amblist[128];                   /* ambient include/exclude list
72   int  ambincl = -1;                      /* include == 1, exclude == 0 */
73  
74   int  greyscale = 0;                     /* map colors to brightness? */
75 < char  *devname = dev_default;           /* output device name */
75 > char  *dvcname = dev_default;           /* output device name */
76  
77   struct driver  *dev = NULL;             /* driver functions */
78  
# Line 80 | Line 91 | static char  *reserve_mem = NULL;      /* pre-allocated res
91   #define  CTRL(c)        ((c)-'@')
92  
93  
94 + void
95   quit(code)                      /* quit program */
96   int  code;
97   {
# Line 92 | Line 104 | int  code;
104   }
105  
106  
107 + void
108   devopen(dname)                          /* open device driver */
109   char  *dname;
110   {
# Line 108 | Line 121 | char  *dname;
121                                  error(USER, errmsg);
122                          } else
123                                  return;
111 – #ifndef NIX                                                
124                                                  /* not there, try exec */
125          if ((dev = comm_init(dname, id)) == NULL) {
126                  sprintf(errmsg, "cannot start device \"%s\"", dname);
127                  error(USER, errmsg);
128          }
117 – #endif
129   }
130  
131  
132 + void
133   devclose()                              /* close our device */
134   {
135          if (dev != NULL)
# Line 126 | Line 138 | devclose()                             /* close our device */
138   }
139  
140  
141 + void
142   printdevices()                          /* print list of output devices */
143   {
144          register int  i;
# Line 135 | Line 148 | printdevices()                         /* print list of output devices */
148   }
149  
150  
151 + void
152   rview()                         /* do a view */
153   {
154          char  buf[32];
155  
156 <        devopen(devname);               /* open device */
156 >        devopen(dvcname);               /* open device */
157          newimage();                     /* start image (calls fillreserves) */
158  
159          for ( ; ; ) {                   /* quit in command() */
# Line 167 | Line 181 | rview()                                /* do a view */
181   }
182  
183  
184 + void
185   fillreserves()                  /* fill memory reserves */
186   {
187          if (reserve_mem != NULL)
188                  return;
189 <        reserve_mem = malloc(RESERVE_AMT);
189 >        reserve_mem = (char *)malloc(RESERVE_AMT);
190   }
191  
192  
193 + void
194   freereserves()                  /* free memory reserves */
195   {
196          if (reserve_mem == NULL)
# Line 184 | Line 200 | freereserves()                 /* free memory reserves */
200   }
201  
202  
203 + void
204   command(prompt)                 /* get/execute command */
205   char  *prompt;
206   {
# Line 312 | Line 329 | dostop:
329                  devclose();
330                  kill(0, SIGTSTP);
331                  /* pc stops here */
332 <                devopen(devname);
332 >                devopen(dvcname);
333                  redraw();
334                  break;
335   #endif
# Line 332 | Line 349 | commerr:
349   }
350  
351  
352 + void
353   rsample()                       /* sample the image */
354   {
355          int  xsiz, ysiz, y;
# Line 354 | Line 372 | rsample()                      /* sample the image */
372                  return;
373          pl = (PNODE **)malloc(xsiz*sizeof(PNODE *));
374          if (pl == NULL) {
375 <                free((char *)rl);
375 >                free((void *)rl);
376                  return;
377          }
378          /*
# Line 415 | Line 433 | rsample()                      /* sample the image */
433                  }
434          }
435   escape:
436 <        free((char *)rl);
437 <        free((char *)pl);
436 >        free((void *)rl);
437 >        free((void *)pl);
438   }
439  
440  

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