FGFS-4.1/simgear
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Make SGModelPlacement safe on reinit

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Remove old model When init is called multiple times (i.e. reinit).
Also allow explicit removal of submodel (= init(0) ).
This commit is contained in:
ThorstenB 2011-10-11 21:28:37 +02:00
parent db509f4075
commit 5ede8c12ba
1 changed files with 3 additions and 1 deletions
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4
simgear/scene/model/placement.cxx
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@ -25,6 +25,7 @@ SGModelPlacement::SGModelPlacement () :
_selector(new osg::Switch),
_transform(new osg::PositionAttitudeTransform)
{
_selector->addChild(_transform.get());
}
SGModelPlacement::~SGModelPlacement ()
@ -34,10 +35,11 @@ SGModelPlacement::~SGModelPlacement ()
void
SGModelPlacement::init( osg::Node * model )
{
// remove previous model (in case of reinit)
_transform->removeChild(0,1);
if (model != 0) {
_transform->addChild(model);
}
_selector->addChild(_transform.get());
_selector->setValue(0, 1);
}