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root/radiance/ray/src/common/tonemap.c
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Comparing ray/src/common/tonemap.c (file contents):
Revision 3.27 by schorsch, Wed Jun 7 17:52:03 2006 UTC vs.
Revision 3.28 by greg, Wed Aug 9 16:26:54 2006 UTC

# Line 458 | Line 458 | double gamval
458          if (gamval < MINGAM)
459                  gamval = tms->mongam;
460          d = log(expmult/tms->inpsf);
461 <        for (i = tms->mbrmax-tms->mbrmin+1; i--; )
462 <                tms->lumap[i] = 256. * exp(
461 >        for (i = tms->mbrmax-tms->mbrmin+1; i--; ) {
462 >                double  val = 256. * exp(
463                          ( d + (tms->mbrmin+i)*(1./TM_BRTSCALE) )
464 <                        / gamval );
464 >                        / gamval);
465 >                tms->lumap[i] = val >= (double)0xffff ? 0xffff : (int)val;
466 >        }
467          returnOK;
468   }
469  

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