Method setNodeVisual

src/logic/visuals/ModelVisual.cpp:439–503

}

Handle::EntityHandle ModelVisual::setNodeVisual(const std::string& visual, const std::string& nodeName)
{
    // Register first
    m_AttachmentVisualsByNode[nodeName] = visual;

    size_t nodeIndex = findNodeIndex(nodeName);
    if (nodeIndex > getMeshLib().getNodes().size())
        return Handle::EntityHandle::makeInvalidHandle();  // Invalid node?

    // TODO: Allow to overwrite attachments!
    //if(!m_VisualAttachments[nodeIndex].empty())
    //    return Handle::EntityHandle::makeInvalidHandle();

    if (visual.empty())
    {
        if (m_VisualAttachments[nodeIndex].empty())
            return Handle::EntityHandle::makeInvalidHandle();  // Nothing to do here

        // Clear whatever there was here
        for (Handle::EntityHandle e : m_VisualAttachments[nodeIndex])
        {
            m_World.removeEntity(e);

            // Remove from attachment list
            m_PartEntities.dynamicAttachments.erase(
                std::remove(m_PartEntities.dynamicAttachments.begin(),
                            m_PartEntities.dynamicAttachments.end(),
                            e),
                m_PartEntities.dynamicAttachments.end());
        }

        m_VisualAttachments[nodeIndex].clear();

        rebuildMainEntityList();

        return Handle::EntityHandle::makeInvalidHandle();
    }
    else
    {
        // See these attachments as vob, for simplicities sake
        Handle::EntityHandle avh = Vob::constructVob(m_World);

        Vob::VobInformation vob = Vob::asVob(m_World, avh);

        // Carry over draw distance-mod // TODO: Should be in some other structure, this is too arbitrary
        vob.position->m_DrawDistanceFactor = m_World.getEntity<Components::PositionComponent>(m_Entity).m_DrawDistanceFactor;

        Vob::setVisual(vob, visual);

        if (vob.visual)
            vob.visual->setTransient(true);  // Don't export these objects

        // Clear old visual, if there was one
        setNodeVisual("", nodeName);

        // Only add the main vob, all submeshes etc. will be updated using onTransformChanged()
        m_VisualAttachments[nodeIndex].push_back(avh);
        m_PartEntities.dynamicAttachments.push_back(avh);