diff options
author | Oz Linden <oz@lindenlab.com> | 2014-10-13 17:16:22 -0400 |
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committer | Oz Linden <oz@lindenlab.com> | 2014-10-13 17:16:22 -0400 |
commit | e7c33a5071532820aeed814ba8d736afa166b882 (patch) | |
tree | a5aa02e1efb03e7f5949847925a98835ecba74e1 /indra/newview | |
parent | d7e403a8352493437e8dd600550a00703ae5c4b1 (diff) | |
parent | 5634cc990d71d34e330f87e838be44f60f496bd9 (diff) |
merge changes for STORM-2078
Diffstat (limited to 'indra/newview')
-rwxr-xr-x | indra/newview/llmaniprotate.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/indra/newview/llmaniprotate.cpp b/indra/newview/llmaniprotate.cpp index 7861573908..b2350e5a75 100755 --- a/indra/newview/llmaniprotate.cpp +++ b/indra/newview/llmaniprotate.cpp @@ -1240,10 +1240,10 @@ LLQuaternion LLManipRotate::dragUnconstrained( S32 x, S32 y ) F32 dist_from_sphere_center = sqrt(delta_x * delta_x + delta_y * delta_y); LLVector3 axis = mMouseDown % mMouseCur; + F32 angle = atan2(sqrtf(axis * axis), mMouseDown * mMouseCur); axis.normVec(); - F32 angle = acos(mMouseDown * mMouseCur); LLQuaternion sphere_rot( angle, axis ); - + if (is_approx_zero(1.f - mMouseDown * mMouseCur)) { return LLQuaternion::DEFAULT; @@ -1638,9 +1638,9 @@ LLQuaternion LLManipRotate::dragConstrained( S32 x, S32 y ) mInSnapRegime = FALSE; } - angle = acos(mMouseCur * mMouseDown); - - F32 dir = (mMouseDown % mMouseCur) * constraint_axis; // cross product + LLVector3 cross_product = mMouseDown % mMouseCur; + angle = atan2(sqrtf(cross_product * cross_product), mMouseCur * mMouseDown); + F32 dir = cross_product * constraint_axis; // cross product if( dir < 0.f ) { angle *= -1.f; |