diff options
| author | Dave Parks <davep@lindenlab.com> | 2011-07-27 00:25:45 -0500 |
|---|---|---|
| committer | Dave Parks <davep@lindenlab.com> | 2011-07-27 00:25:45 -0500 |
| commit | e7474eb48d3f5627a781cc25c96d721aa08b9629 (patch) | |
| tree | 729bdccd4e5ee9b81845ed80dc775ba1d1884dff | |
| parent | 531c5c4e49283dcb8b5ef3d862185dc315e01b86 (diff) | |
SH-2120 Better fix for water being very dark when basic shaders disabled (sinA might be negative)
| -rw-r--r-- | indra/newview/llvosky.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/indra/newview/llvosky.cpp b/indra/newview/llvosky.cpp index 3a94b03a84..ef21e7373e 100644 --- a/indra/newview/llvosky.cpp +++ b/indra/newview/llvosky.cpp @@ -754,7 +754,12 @@ void LLVOSky::calcSkyColorWLVert(LLVector3 & Pn, LLColor3 & vary_HazeColor, LLCo { // project the direction ray onto the sky dome. F32 phi = acos(Pn[1]); - F32 sinA = llmax(sin(F_PI - phi), 0.01f); + 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; |