Method getUpstreamEdge

source/MaterialXCore/Node.cpp:117–130

}

Edge Node::getUpstreamEdge(size_t index) const
{
    if (index < getUpstreamEdgeCount())
    {
        InputPtr input = getInputs()[index];
        ElementPtr upstreamNode = input->getConnectedNode();
        if (upstreamNode)
        {
            return Edge(getSelfNonConst(), input, upstreamNode);
        }
    }

    return getNullEdge();
}

OutputPtr Node::getNodeDefOutput(ElementPtr connectingElement)
{