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| author | Debi King (Dessie) <dessie@lindenlab.com> | 2011-08-05 19:09:28 -0400 |
|---|---|---|
| committer | Debi King (Dessie) <dessie@lindenlab.com> | 2011-08-05 19:09:28 -0400 |
| commit | 8c5da0552db39ba6031b76ffb08994e53217a559 (patch) | |
| tree | f4ac194d15a0a58475496543bbb36d587d195b4f /indra/newview/llvosky.cpp | |
| parent | fce8bda3b6e502b3de9b6a34279255999478e407 (diff) | |
| parent | 8675901fa85de600cc1ef7c5263a5906fd2b2811 (diff) | |
merged .hgtags
Diffstat (limited to 'indra/newview/llvosky.cpp')
| -rw-r--r-- | indra/newview/llvosky.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/indra/newview/llvosky.cpp b/indra/newview/llvosky.cpp index 66ba6249d3..ef21e7373e 100644 --- a/indra/newview/llvosky.cpp +++ b/indra/newview/llvosky.cpp @@ -755,6 +755,11 @@ void LLVOSky::calcSkyColorWLVert(LLVector3 & Pn, LLColor3 & vary_HazeColor, LLCo // project the direction ray onto the sky dome. F32 phi = acos(Pn[1]); F32 sinA = sin(F_PI - phi); + if (fabsf(sinA) < 0.01f) + { //avoid division by zero + sinA = 0.01f; + } + F32 Plen = dome_radius * sin(F_PI + phi + asin(dome_offset_ratio * sinA)) / sinA; Pn *= Plen; |