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| author | Merov Linden <merov@lindenlab.com> | 2011-08-02 14:41:28 -0700 |
|---|---|---|
| committer | Merov Linden <merov@lindenlab.com> | 2011-08-02 14:41:28 -0700 |
| commit | 8d081d34fc56fd1b742045dd120b6acbda0d027e (patch) | |
| tree | bad359d12509e1543db1d24970f18f8ba88d01a1 /indra/newview/llvosky.cpp | |
| parent | 75d2382dc3fd1beb190eba12188883db98278f89 (diff) | |
| parent | 9eb555bbe60e0f388593c489d6c473e4adcbd956 (diff) | |
Sync with lindenlab/viewer-development
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; |