From f061b2b90e34d74b9c6db3606babb0402473a24d Mon Sep 17 00:00:00 2001 From: "Graham Madarasz (Graham)" Date: Fri, 8 Mar 2013 15:31:37 -0800 Subject: Optimize interp code to elim hundreds of divides per frame and fix jitter bugs. --- indra/llui/lllayoutstack.cpp | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) (limited to 'indra/llui/lllayoutstack.cpp') diff --git a/indra/llui/lllayoutstack.cpp b/indra/llui/lllayoutstack.cpp index 4c730286da..c93f538570 100644 --- a/indra/llui/lllayoutstack.cpp +++ b/indra/llui/lllayoutstack.cpp @@ -229,7 +229,10 @@ LLLayoutStack::LLLayoutStack(const LLLayoutStack::Params& p) mOpenTimeConstant(p.open_time_constant), mCloseTimeConstant(p.close_time_constant), mResizeBarOverlap(p.resize_bar_overlap) -{} +{ + LLCriticalDamp::setInterpolantConstant(InterpDeltaCloseTime, mCloseTimeConstant); + LLCriticalDamp::setInterpolantConstant(InterpDeltaOpenTime, mOpenTimeConstant); +} LLLayoutStack::~LLLayoutStack() { @@ -592,7 +595,7 @@ bool LLLayoutStack::animatePanels() { if (!mAnimatedThisFrame) { - panelp->mVisibleAmt = lerp(panelp->mVisibleAmt, 1.f, LLCriticalDamp::getInterpolant(mOpenTimeConstant)); + panelp->mVisibleAmt = lerp(panelp->mVisibleAmt, 1.f, LLCriticalDamp::getInterpolant(InterpDeltaOpenTime)); if (panelp->mVisibleAmt > 0.99f) { panelp->mVisibleAmt = 1.f; @@ -617,7 +620,7 @@ bool LLLayoutStack::animatePanels() { if (!mAnimatedThisFrame) { - panelp->mVisibleAmt = lerp(panelp->mVisibleAmt, 0.f, LLCriticalDamp::getInterpolant(mCloseTimeConstant)); + panelp->mVisibleAmt = lerp(panelp->mVisibleAmt, 0.f, LLCriticalDamp::getInterpolant(InterpDeltaCloseTime)); if (panelp->mVisibleAmt < 0.001f) { panelp->mVisibleAmt = 0.f; @@ -644,7 +647,7 @@ bool LLLayoutStack::animatePanels() { if (!mAnimatedThisFrame) { - panelp->mCollapseAmt = lerp(panelp->mCollapseAmt, collapse_state, LLCriticalDamp::getInterpolant(mCloseTimeConstant)); + panelp->mCollapseAmt = lerp(panelp->mCollapseAmt, collapse_state, LLCriticalDamp::getInterpolant(InterpDeltaCloseTime)); } if (llabs(panelp->mCollapseAmt - collapse_state) < 0.001f) @@ -855,3 +858,4 @@ void LLLayoutStack::updateResizeBarLimits() previous_visible_panelp = visible_panelp; } } + -- cgit v1.2.3