Method populateWriteNodesChoice

Engine/PrecompNode.cpp:441–487

}

void
PrecompNodePrivate::populateWriteNodesChoice(bool setPartOfPrecomp,
                                             bool setWriteNodeChoice)
{
    KnobChoicePtr param = writeNodesKnob.lock();

    if (!param) {
        return;
    }
    std::vector<ChoiceOption> choices;
    choices.push_back(ChoiceOption("None"));

    NodesList nodes;
    app.lock()->getProject()->getNodes_recursive(nodes, true);
    PrecompNodePtr precomp;
    if (setPartOfPrecomp) {
        precomp = std::dynamic_pointer_cast<PrecompNode>( _publicInterface->shared_from_this() );
        assert(precomp);

        //extract all inputs of the tree
        std::list<Project::NodesTree> trees;
        Project::extractTreesFromNodes(nodes, trees);
        for (std::list<Project::NodesTree>::iterator it = trees.begin(); it != trees.end(); ++it) {
            for (std::list<Project::TreeInput>::iterator it2 = it->inputs.begin(); it2 != it->inputs.end(); ++it2) {
                precompInputs.push_back(it2->node);
            }
        }
    }


    for (NodesList::iterator it = nodes.begin(); it != nodes.end(); ++it) {
        if (setPartOfPrecomp) {
            (*it)->setPrecompNode(precomp);
        }
        if ( (*it)->getEffectInstance()->isWriter() ) {
            choices.push_back( ChoiceOption((*it)->getFullyQualifiedName() ));
        }
    }

    param->populateChoices(choices);

    if (setWriteNodeChoice) {
        if (choices.size() > 1) {
            param->setValue(1);
        }
    }
}

NodePtr
PrecompNodePrivate::getWriteNodeFromPreComp() const