initialize()

void MayaFlux::Nodes::ChainNode::initialize

(

)

Initializes the chain node.

If a manager was provided at construction, registers this chain and applies chain semantics (REPLACE_TARGET, ONLY_CHAIN, PRESERVE_BOTH). Without a manager, only sets internal initialization flag.

Definition at line 75 of file NodeChain.cpp.

{
    if (!m_is_initialized) {
        if (m_manager) {
            auto& last = m_nodes.back();
            if (last) {
                for (auto& channel : get_active_channels(last, 0)) {
                    m_manager->add_to_root(shared_from_this(), m_token, channel);
                }
            } else {
                m_manager->add_to_root(shared_from_this(), m_token, 0);
            }
        }
        m_is_initialized = true;
    }
 
    if (m_manager) {
        auto semantics = m_manager->get_node_config().chain_semantics;
        switch (semantics) {
        case NodeChainSemantics::REPLACE_TARGET: {
            auto& last = m_nodes.back();
            if (last) {
                for (auto& channel : get_active_channels(last, 0)) {
                    m_manager->remove_from_root(last, m_token, channel);
                }
            }
            break;
        }
        case NodeChainSemantics::ONLY_CHAIN:
            for (auto& node : m_nodes) {
                if (node) {
                    for (auto& channel : get_active_channels(node, 0)) {
                        m_manager->remove_from_root(node, m_token, channel);
                    }
                }
            }
            break;
        case NodeChainSemantics::PRESERVE_BOTH:
        default:
            break;
        }
    }
}

References MayaFlux::Nodes::NodeGraphManager::add_to_root(), MayaFlux::Nodes::NodeConfig::chain_semantics, channel, MayaFlux::Nodes::get_active_channels(), MayaFlux::Nodes::NodeGraphManager::get_node_config(), m_is_initialized, m_manager, m_nodes, m_token, MayaFlux::Nodes::ONLY_CHAIN, MayaFlux::Nodes::PRESERVE_BOTH, MayaFlux::Nodes::NodeGraphManager::remove_from_root(), and MayaFlux::Nodes::REPLACE_TARGET.

Referenced by process_sample().

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