From e7474eb48d3f5627a781cc25c96d721aa08b9629 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 27 Jul 2011 00:25:45 -0500 Subject: SH-2120 Better fix for water being very dark when basic shaders disabled (sinA might be negative) --- indra/newview/llvosky.cpp | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'indra') 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; -- cgit v1.2.3