diff options
Diffstat (limited to 'progs/demos/tunnel2.c')
| -rw-r--r-- | progs/demos/tunnel2.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/progs/demos/tunnel2.c b/progs/demos/tunnel2.c index 8d662484109..048cd6d8e7c 100644 --- a/progs/demos/tunnel2.c +++ b/progs/demos/tunnel2.c @@ -162,6 +162,13 @@ calcposobs(void) dir[1] = cos(alpha * M_PI / 180.0) * sin(beta * M_PI / 180.0); dir[2] = cos(beta * M_PI / 180.0); + if (dir[0] < 1.0e-5 && dir[0] > -1.0e-5) + dir[0] = 0; + if (dir[1] < 1.0e-5 && dir[1] > -1.0e-5) + dir[1] = 0; + if (dir[2] < 1.0e-5 && dir[2] > -1.0e-5) + dir[2] = 0; + obs[0] += v * dir[0]; obs[1] += v * dir[1]; obs[2] += v * dir[2]; |