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applies lightMask (#3201)

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With this PR we apply `lightMask` to a `Transform` node we create specifically for a light. This mask will allow us to stop traversing such nodes sooner and avoid costly processing associated with `Transform` nodes in the cull visitor.
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Bo Svensson 2021-10-31 12:03:42 +00:00 • committed by GitHub
parent d88d006984
commit b9911da4c7
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components/sceneutil/lightutil.cpp
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@ -79,6 +79,7 @@ namespace SceneUtil
// PositionAttitudeTransform seems to be slightly faster than MatrixTransform
osg::ref_ptr<SceneUtil::PositionAttitudeTransform> trans(new SceneUtil::PositionAttitudeTransform);
trans->setPosition(computeBound.getBoundingBox().center());
trans->setNodeMask(lightMask);
node->addChild(trans);