예제 #1
0
void
CountsVisitor::apply(osg::Transform& node)
{
    pushStateSet(node.getStateSet());

    if (dynamic_cast<osgSim::DOFTransform*>(&node) != NULL)
    {
        _dofTransforms++;
        osg::ref_ptr<osg::Object> rp = (osg::Object*)&node;
        _uDofTransforms.insert(rp);
    }
    else
    {
        _transforms++;
        osg::ref_ptr<osg::Object> rp = (osg::Object*)&node;
        _uTransforms.insert(rp);
    }
    _totalChildren += node.getNumChildren();
    apply(node.getStateSet());

    if (++_depth > _maxDepth)
        _maxDepth = _depth;
    traverse((osg::Node&)node);
    _depth--;

    popStateSet();
}
예제 #2
0
void StatsVisitor::apply(osg::Transform& node)
{
    if (node.getStateSet())
    {
        apply(*node.getStateSet());
    }

    ++_numInstancedTransform;
    _transformSet.insert(&node);

    traverse(node);
}
예제 #3
0
void
FltExportVisitor::apply( osg::Transform& node )
{
    _firstNode = false;
    ScopedStatePushPop guard( this, node.getStateSet() );

    osgSim::DOFTransform* dof = dynamic_cast<osgSim::DOFTransform*>( &node );

    if (dof)
    {
        writeDegreeOfFreedom( dof);
    }

    writeMatrix( node.getUserData() );
    writeComment( node );
    writePushTraverseWritePop( node );
}
예제 #4
0
void 
ProxyCullVisitor::apply(osg::Transform& node)
{
    //OE_INFO << "Transform!" << std::endl;

    if ( isCulledByProxyFrustum(node) )
        return;

    _cv->pushOntoNodePath( &node);

    _cv->pushCurrentMask();
    osg::StateSet* node_state = node.getStateSet();
    if (node_state) _cv->pushStateSet(node_state);

    // push the current proxy data:
    osg::Polytope savedF  = _proxyFrustum;
    osg::Matrix   savedMV = _proxyModelViewMatrix;

    // calculate the new proxy frustum:
    node.computeLocalToWorldMatrix(_proxyModelViewMatrix, this);
    _proxyFrustum.setAndTransformProvidingInverse( _proxyProjFrustum, _proxyModelViewMatrix );

    osg::ref_ptr<osg::RefMatrix> matrix = createOrReuseMatrix(*_cv->getModelViewMatrix());
    node.computeLocalToWorldMatrix(*matrix,this);
    _cv->pushModelViewMatrix(matrix.get(), node.getReferenceFrame());

    // traverse children:
    handle_cull_callbacks_and_traverse(node);

    // restore the previous proxy frustum and MVM
    _proxyFrustum         = savedF;
    _proxyModelViewMatrix = savedMV;

    _cv->popModelViewMatrix();
    if (node_state) _cv->popStateSet();
    _cv->popCurrentMask();

    _cv->popFromNodePath();
}
예제 #5
0
void CVRCullVisitor::apply(osg::Transform& node)
{
    bool status = _cullingStatus;
    bool firstStatus = _firstCullStatus;

    if(isCulled(node))
    {
        _firstCullStatus = firstStatus;
        _cullingStatus = status;
        return;
    }

    // push the culling mode.
    pushCurrentMask();

    // push the node's state.
    StateSet* node_state = node.getStateSet();
    if(node_state)
        pushStateSet(node_state);

    ref_ptr<RefMatrix> matrix = createOrReuseMatrix(*getModelViewMatrix());
    node.computeLocalToWorldMatrix(*matrix,this);
    pushModelViewMatrix(matrix.get(),node.getReferenceFrame());

    handle_cull_callbacks_and_traverse(node);

    popModelViewMatrix();

    // pop the node's state off the render graph stack.    
    if(node_state)
        popStateSet();

    // pop the culling mode.
    popCurrentMask();

    _firstCullStatus = firstStatus;
    _cullingStatus = status;
}