public RenderQueueGroup GetQueueGroup( RenderQueueGroupID queueID )
{
RenderQueueGroup group = renderGroups[ queueID ] as RenderQueueGroup;
// see if there is a current queue group for this group id
if ( group == null )
{
// create a new queue group for this group id
group = new RenderQueueGroup( this, splitPassesByLightingType,
splitNoShadowPasses,
shadowCastersCannotBeReceivers );
// add the new group to cached render group
renderGroups.Add( queueID, group );
}
return group;
}