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| author | Brad Payne (Vir Linden) <vir@lindenlab.com> | 2020-09-28 19:51:24 +0100 |
|---|---|---|
| committer | Brad Payne (Vir Linden) <vir@lindenlab.com> | 2020-09-28 19:51:24 +0100 |
| commit | 376f690f8fb9253f33bc207dce6e533dff9c8687 (patch) | |
| tree | 9b5077efe190e91f0c2a309038dca2e48664582c /indra/newview/llvowlsky.cpp | |
| parent | 1cba874abf6f955cf52d68c30c3230ec58528057 (diff) | |
| parent | bac6652cdcd2d8333df04c3ebd3a6a7b752328b3 (diff) | |
Merge remote-tracking branch 'origin/master' into DRTVWR-517
Diffstat (limited to 'indra/newview/llvowlsky.cpp')
| -rw-r--r-- | indra/newview/llvowlsky.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/indra/newview/llvowlsky.cpp b/indra/newview/llvowlsky.cpp index 368a3f2335..d428cb1568 100644 --- a/indra/newview/llvowlsky.cpp +++ b/indra/newview/llvowlsky.cpp @@ -99,6 +99,9 @@ LLDrawable * LLVOWLSky::createDrawable(LLPipeline * pipeline) inline F32 LLVOWLSky::calcPhi(U32 i) { + // Calc: PI/8 * 1-((1-t^4)*(1-t^4)) { 0<t<1 } + // Demos: \pi/8*\left(1-((1-x^{4})*(1-x^{4}))\right)\ \left\{0<x\le1\right\} + // i should range from [0..SKY_STACKS] so t will range from [0.f .. 1.f] F32 t = float(i) / float(getNumStacks()); |