1 files changed, 108 insertions, 0 deletions
diff --git a/src/core/render/backend/rendernode.cpp b/src/core/render/backend/rendernode.cpp
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+++ b/src/core/render/backend/rendernode.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "rendernode.h"
+#include "rendereraspect.h"
+
+#include <transform.h>
+
+#include <qaspectmanager.h>
+#include <sphere.h>
+#include <entity.h>
+
+#include <QMatrix4x4>
+#include <QString>
+#include <QDebug>
+
+namespace Qt3D {
+namespace Render {
+
+// TODO: Create custom allocators for each of the matrices and
+// bounding volumes to that they end up in contiguous arrays.
+
+RenderNode::RenderNode(RendererAspect *rendererAspect, RenderNode *parent)
+    : m_rendererAspect(rendererAspect)
+    , m_parent(parent)
+    , m_localTransform(new QMatrix4x4)
+    , m_worldTransform(new QMatrix4x4)
+    , m_localBoundingVolume(new Qt3D::Sphere)
+    , m_worldBoundingVolume(new Qt3D::Sphere)
+    , m_frontEndPeer(0)
+{
+    if (parent)
+        parent->m_children.append(this);
+}
+
+void RenderNode::setPeer(Transform *transform)
+{
+    m_peer = transform;
+
+    // Register for changes
+    QChangeArbiter *arbiter = m_rendererAspect->aspectManager()->changeArbiter();
+    arbiter->registerObserver(this, m_peer, LocalTransform);
+}
+
+void RenderNode::sceneChangeEvent(const QSceneChangePtr &e)
+{
+    switch (e->m_type) {
+    case LocalTransform: {
+        QScenePropertyChangePtr propertyChange = qSharedPointerCast<QScenePropertyChange>(e);
+        *m_localTransform = propertyChange->m_value.value<QMatrix4x4>();
+        break;
+    }
+
+    default:
+        break;
+    }
+}
+
+void RenderNode::dump() const
+{
+    static int depth = 0;
+    QString indent(2 * depth++, QChar::fromLatin1(' '));
+    qDebug() << indent + m_frontEndPeer->objectName();
+    foreach (const RenderNode *child, m_children)
+        child->dump();
+    --depth;
+}
+
+} // namespace Render
+} // namespace Qt3D