diff options
Diffstat (limited to 'src/core/nodes/qentity.cpp')
| -rw-r--r-- | src/core/nodes/qentity.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/core/nodes/qentity.cpp b/src/core/nodes/qentity.cpp index d0ed58efd..64ea65087 100644 --- a/src/core/nodes/qentity.cpp +++ b/src/core/nodes/qentity.cpp @@ -52,6 +52,8 @@ #include <Qt3DCore/private/qcomponent_p.h> #include <Qt3DCore/private/qscene_p.h> +#include <QQueue> + QT_BEGIN_NAMESPACE namespace Qt3DCore { @@ -233,6 +235,20 @@ QNodeCreatedChangeBasePtr QEntity::createNodeCreationChange() const Q_D(const QEntity); data.parentEntityId = parentEntity() ? parentEntity()->id() : Qt3DCore::QNodeId(); + + // Find all child entities + QQueue<QNode *> queue; + queue.append(childNodes().toList()); + data.childEntityIds.reserve(queue.size()); + while (!queue.isEmpty()) { + auto *child = queue.dequeue(); + auto *childEntity = qobject_cast<QEntity *>(child); + if (childEntity != nullptr) + data.childEntityIds.push_back(childEntity->id()); + else + queue.append(child->childNodes().toList()); + } + data.componentIdsAndTypes.reserve(d->m_components.size()); const QComponentVector &components = d->m_components; for (QComponent *c : components) { |