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root/Development/ray/src/rt/rview.c
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Comparing ray/src/rt/rview.c (file contents):
Revision 1.18 by greg, Tue Jun 25 14:06:15 1991 UTC vs.
Revision 2.1 by greg, Tue Nov 12 17:08:43 1991 UTC

# Line 35 | Line 35 | double  shadthresh = .1;               /* shadow threshold */
35   double  shadcert = .25;                 /* shadow certainty */
36   int  directrelay = 0;                   /* number of source relays */
37   int  vspretest = 128;                   /* virtual source pretest density */
38 + int  directinvis = 0;                   /* sources invisible? */
39 + double  srcsizerat = 0.;                /* maximum ratio source size/dist. */
40  
41   int  maxdepth = 4;                      /* maximum recursion depth */
42   double  minweight = 1e-2;               /* minimum ray weight */
# Line 61 | Line 63 | int  pdepth;                           /* image depth in current frame */
63  
64   static char  *reserve_mem = NULL;       /* pre-allocated reserve memory */
65  
66 < #define RESERVE_AMT     8192            /* amount of memory to reserve */
66 > #define RESERVE_AMT     32768           /* amount of memory to reserve */
67  
68   #define  CTRL(c)        ('c'-'@')
69  
# Line 315 | Line 317 | rsample()                      /* sample the image */
317                                                  /* sample the image */
318          for (y = 0; /* y < ysiz */ ; y++) {
319                  for (x = 0; x < xsiz-1; x++) {
320 <                        if (dev->inpready)
320 >                        if (dev->inpready || errno == ENOMEM)
321                                  goto escape;
322                          /*
323                           * Test super-pixel to the right.
# Line 331 | Line 333 | rsample()                      /* sample the image */
333                  if (y >= ysiz-1)
334                          break;
335                  for (x = 0; x < xsiz; x++) {
336 <                        if (dev->inpready)
336 >                        if (dev->inpready || errno == ENOMEM)
337                                  goto escape;
338                          /*
339                           * Find super-pixel at this position in next row.
# Line 386 | Line 388 | int  pd;
388          if (p->kid == NULL) {                   /* subdivide */
389  
390                  if ((p->kid = newptree()) == NULL)
391 <                        return(growth);
391 >                        return(0);
392                  /*
393                   *  The following paint order can leave a black pixel
394                   *  when redraw() is called in (*dev->paintr)().

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