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Limit hover-picks to once per frame.

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Hopefully fixes the observed issues on Linux when spamming
mouse-moves over a large pickable, but only testing will say for sure.
This commit is contained in:
James Turner 2013-03-28 17:52:08 +00:00
parent 4d144dfbf2
commit 6bd8bbc25e
1 changed files with 20 additions and 10 deletions
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30
src/Input/FGMouseInput.cxx
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@ -145,7 +145,8 @@ public:
mouseYNode(fgGetNode("/devices/status/mice/mouse/y", true))
{
tooltipTimeoutDone = false;
hoverPickScheduled = false;
fgGetNode("/sim/mouse/hide-cursor", true )->addChangeListener(this, true);
fgGetNode("/sim/mouse/cursor-timeout-sec", true )->addChangeListener(this, true);
fgGetNode("/sim/mouse/right-button-mode-cycle-enabled", true)->addChangeListener(this, true);
@ -188,6 +189,12 @@ public:
}
}
void scheduleHoverPick(const osg::Vec2d& windowPos)
{
hoverPickScheduled = true;
hoverPos = windowPos;
}
void doHoverPick(const osg::Vec2d& windowPos)
{
std::vector<SGSceneryPick> pickList;
@ -228,7 +235,9 @@ public:
FGMouseCursor::instance()->setCursor(cur);
if (!didPick) {
updateHover();
SGPropertyNode_ptr args(new SGPropertyNode);
globals->get_commands()->execute("update-hover", args);
}
}
@ -246,14 +255,7 @@ public:
FGMouseCursor::instance()->setCursor(cur);
}
void updateHover()
{
SGPropertyNode_ptr args(new SGPropertyNode);
globals->get_commands()->execute("update-hover", args);
}
// implement the property-change-listener interfacee
virtual void valueChanged( SGPropertyNode * node )
{
@ -290,6 +292,9 @@ public:
SGPropertyNode_ptr xAccelNode;
SGPropertyNode_ptr yAccelNode;
SGPropertyNode_ptr mouseXNode, mouseYNode;
bool hoverPickScheduled;
osg::Vec2d hoverPos;
};
@ -427,6 +432,11 @@ void FGMouseInput::update ( double dt )
}
}
if ((mode == 0) && d->hoverPickScheduled) {
d->doHoverPick(d->hoverPos);
d->hoverPickScheduled = false;
}
// if delay is <= 0, disable tooltips
if ( !d->tooltipTimeoutDone &&
(d->tooltipDelayMsec > 0) &&
@ -566,7 +576,7 @@ void FGMouseInput::processMotion(int x, int y, const osgGA::GUIEventAdapter* ea)
if (modeIndex == 0) {
osg::Vec2d windowPos;
flightgear::eventToWindowCoords(ea, windowPos.x(), windowPos.y());
d->doHoverPick(windowPos);
d->scheduleHoverPick(windowPos);
// mouse has moved, so we may need to issue tooltip-timeout command again
d->tooltipTimeoutDone = false;
}