# | Line 1 | Line 1 | |
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1 | < | /* Copyright (c) 1990 Regents of the University of California */ |
1 | > | /* Copyright (c) 1991 Regents of the University of California */ |
2 | ||
3 | #ifndef lint | |
4 | static char SCCSid[] = "$SunId$ LBL"; | |
# | Line 322 | Line 322 | register CUBE *scene; | |
322 | else if (r->rdir[i] < -FTINY) | |
323 | sflags |= 0x10 << i; | |
324 | } | |
325 | + | if (sflags == 0) |
326 | + | error(CONSISTENCY, "zero ray direction in localhit"); |
327 | t = 0.0; | |
328 | if (!incube(scene, curpos)) { | |
329 | /* find distance to entry */ |
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+ | Added lines |
< | Changed lines |
> | Changed lines |