| # | Line 589 | Line 589 | FVECT direc; | |
|---|---|---|
| 589 | else { | |
| 590 | glReadPixels(dx,dy, 1,1, GL_DEPTH_COMPONENT, | |
| 591 | GL_FLOAT, &gldepth); | |
| 592 | + | if (gldepth <= FTINY) |
| 593 | + | return (FHUGE); /* call failed */ |
| 594 | dist = mapdepth(gldepth); | |
| 595 | } | |
| 596 | if (dist >= .99*FHUGE) | |
| # | Line 793 | Line 795 | waitabit() /* pause a moment */ | |
| 795 | { | |
| 796 | struct timespec ts; | |
| 797 | ts.tv_sec = 0; | |
| 798 | < | ts.tv_nsec = 50000000; |
| 798 | > | ts.tv_nsec = 100000000L; |
| 799 | nanosleep(&ts, NULL); | |
| 800 | } | |
| 801 | ||
| – | Removed lines |
| + | Added lines |
| < | Changed lines |
| > | Changed lines |