Method refreshInputRelatedDataInternal

Engine/Node.cpp:6171–6218

} // Node::refreshAllInputRelatedData

bool
Node::refreshInputRelatedDataInternal(bool domarking, std::set<Node*>& markedNodes)
{
    {
        QMutexLocker k(&_imp->pluginsPropMutex);
        if (!_imp->mustComputeInputRelatedData) {
            //We didn't change
            return false;
        }
    }

    if (domarking) {
        std::set<Node*>::iterator found = markedNodes.find(this);

        if ( found != markedNodes.end() ) {
            return false;
        }
    }

    ///Check if inputs must be refreshed first

    int maxInputs = getNInputs();
    std::vector<NodeWPtr> inputsCopy(maxInputs);
    for (int i = 0; i < maxInputs; ++i) {
        NodePtr input = getInput(i);
        inputsCopy[i] = input;
        if ( input && input->isInputRelatedDataDirty() ) {
            input->refreshInputRelatedDataInternal(true, markedNodes);
        }
    }

    if (domarking) {
        markedNodes.insert(this);
    }

    bool hasChanged = refreshAllInputRelatedData(false, inputsCopy);

    if ( isRotoPaintingNode() ) {
        RotoContextPtr roto = getRotoContext();
        assert(roto);
        NodePtr bottomMerge = roto->getRotoPaintBottomMergeNode();
        if (bottomMerge) {
            bottomMerge->refreshInputRelatedDataRecursiveInternal(markedNodes);
        }
    }

    return hasChanged;
}

bool
Node::isInputRelatedDataDirty() const