Send joint names and local poses from render to animation aspect

This will allow the animation aspect to easily update the local poses
of all joints in a skeleton without needing to be able to address any
frontend QJoint objects.

Change-Id: Id2137f2533702387dc68296aba1dd8627b0599d6
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>

2 files changed, 12 insertions, 0 deletions

diff --git a/src/render/geometry/skeleton.cpp b/src/render/geometry/skeleton.cpp
index f672f867e..485069e2a 100644
--- a/src/render/geometry/skeleton.cpp
+++ b/src/render/geometry/skeleton.cpp
@@ -175,6 +175,16 @@ void Skeleton::notifyJointCount()
     notifyObservers(e);
 }
 
+void Skeleton::notifyJointNamesAndPoses()
+{
+    auto e = QPropertyUpdatedChangePtr::create(peerId());
+    JointNamesAndLocalPoses payload{m_skeletonData.jointNames, m_skeletonData.localPoses};
+    e->setDeliveryFlags(Qt3DCore::QSceneChange::BackendNodes);
+    e->setPropertyName("jointNamesAndLocalPoses");
+    e->setValue(QVariant::fromValue(payload));
+    notifyObservers(e);
+}
+
 void Skeleton::loadSkeleton()
 {
     qCDebug(Jobs) << Q_FUNC_INFO << m_source;
@@ -205,6 +215,7 @@ void Skeleton::loadSkeleton()
             setStatus(QSkeletonLoader::Ready);
     }
     notifyJointCount();
+    notifyJointNamesAndPoses();
 
     qCDebug(Jobs) << "Loaded skeleton data:" << *this;
 }
diff --git a/src/render/geometry/skeleton_p.h b/src/render/geometry/skeleton_p.h
index e1611d21a..8907987d9 100644
--- a/src/render/geometry/skeleton_p.h
+++ b/src/render/geometry/skeleton_p.h
@@ -95,6 +95,7 @@ public:
 
     int jointCount() const { return m_skeletonData.joints.size(); }
     void notifyJointCount();
+    void notifyJointNamesAndPoses();
     QVector<JointInfo> joints() const { return m_skeletonData.joints; }
 
     Qt3DCore::QNodeId rootJointId() const { return m_rootJointId; }