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- Date: Sun, 25 Apr 93 23:36:20 MDT
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- From: "Michael Schroeder (Inf4 - hiwi)" <immd4.informatik.uni-erlangen.de!mlschroe>
- To: "Rayshade Distribution List" <cs.Princeton.EDU!rayshade-users>
- Subject: fogdeck bug
-
-
- Hello Rayshade Users,
-
- fogdeck.c uses abs() instead of fabs(). This causes problems on
- machines that don't implement abs with a macro.
-
- Michael.
-
- ---------------------------------------------------------------
- Michael Schroeder mlschroe@faui43.informatik.uni-erlangen.de
- main(a){while(a=~getchar())putchar(~a-1/(~(a|32)/13*2-11)*13);}
-
-
- *** fogdeck.c.orig Sun Apr 25 23:13:21 1993
- --- fogdeck.c Sun Apr 25 23:13:42 1993
- ***************
- *** 74,80 ****
- * Find distance from origin at which ray strikes
- * z = fogdeck->alt plane
- */
- ! if (abs(ray->dir.z) < EPSILON)
- return;
- hitdist = (fogdeck->alt - ray->pos.z) / ray->dir.z;
- if (hitdist < EPSILON || hitdist > dist)
- --- 74,80 ----
- * Find distance from origin at which ray strikes
- * z = fogdeck->alt plane
- */
- ! if (fabs(ray->dir.z) < EPSILON)
- return;
- hitdist = (fogdeck->alt - ray->pos.z) / ray->dir.z;
- if (hitdist < EPSILON || hitdist > dist)
-
- ----------
- Administrivia: rayshade-request@cs.princeton.edu
- Mailing list: rayshade-users@cs.princeton.edu
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