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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef Q3DS_GRAPH_OBJECT_TRANSLATOR_H
#define Q3DS_GRAPH_OBJECT_TRANSLATOR_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "q3dsruntime2api_p.h"
#include "Qt3DSDMMetaData.h"
/* This class replace SGraphObjectTranslator */
namespace Q3DStudio {
class Q3DSTranslation;
class Q3DSGraphObjectTranslator
{
public:
Q3DSGraphObjectTranslator(qt3dsdm::Qt3DSDMInstanceHandle inInstance, Q3DSGraphObject &inObj);
virtual ~Q3DSGraphObjectTranslator();
virtual void pushTranslation(Q3DSTranslation &inTranslatorContext);
virtual void setActive(bool inActive) = 0;
virtual void clearChildren() = 0;
virtual void appendChild(Q3DSGraphObject &inChild) = 0;
virtual void resetEffect() {}
virtual Q3DSGraphObject &graphObject() { return *m_graphObject; }
virtual Q3DSGraphObject &nonAliasedGraphObject() { return *m_graphObject; }
virtual qt3dsdm::Qt3DSDMInstanceHandle instanceHandle() { return m_instanceHandle; }
virtual qt3dsdm::Qt3DSDMInstanceHandle sceneGraphInstanceHandle()
{
return m_instanceHandle;
}
virtual qt3dsdm::Qt3DSDMInstanceHandle possiblyAliasedInstanceHandle()
{
if (m_aliasInstanceHandle.Valid())
return m_aliasInstanceHandle;
return instanceHandle();
}
virtual void copyProperties(Q3DSGraphObject *target, bool ignoreReferenced);
void enableAutoUpdates(bool enable)
{
m_autoUpdate = enable;
}
bool isAutoUpdateEnabled() const
{
return m_autoUpdate;
}
quint32 dirtyIndex() const
{
return m_dirtyIndex;
}
void setDirtyIndex(quint32 index)
{
m_dirtyIndex = index;
}
void setAliasInstanceHandle(qt3dsdm::Qt3DSDMInstanceHandle a)
{
m_aliasInstanceHandle = a;
}
qt3dsdm::Qt3DSDMInstanceHandle aliasInstanceHandle() const
{
return m_aliasInstanceHandle;
}
virtual bool updateProperty(Q3DSTranslation &inContext,
qt3dsdm::Qt3DSDMInstanceHandle instance,
qt3dsdm::Qt3DSDMPropertyHandle property,
qt3dsdm::SValue &value,
const QString &name);
bool dirty() const
{
return m_dirty;
}
void setDirty(bool dirty)
{
m_dirty = dirty;
}
static Q3DSGraphObjectTranslator *translatorForObject(Q3DSGraphObject *object);
template <typename T>
T *graphObject() const
{
return static_cast<T *>(m_graphObject);
}
void pushTranslationIfDirty(Q3DSTranslation &inTranslatorContext)
{
if (m_dirty)
pushTranslation(inTranslatorContext);
}
bool isMaterial(const Q3DSGraphObject &inChild) const
{
if (inChild.type() == Q3DSGraphObject::ReferencedMaterial
|| inChild.type() == Q3DSGraphObject::DefaultMaterial
|| inChild.type() == Q3DSGraphObject::CustomMaterial) {
return true;
}
return false;
}
virtual bool shaderRequiresRecompilation(Q3DSTranslation &inContext,
const qt3dsdm::SValue &value,
const QString &name,
qt3dsdm::AdditionalMetaDataType::Value type)
{
Q_UNUSED(inContext);
Q_UNUSED(value);
Q_UNUSED(name);
Q_UNUSED(type);
return false;
}
void setGraphObject(Q3DSGraphObject *object)
{
if (object != m_graphObject) {
if (m_graphObject)
s_translatorMap.remove(object);
m_graphObject = object;
s_translatorMap.insert(object, this);
}
}
Q3DSGraphObjectTranslator *parent() const;
virtual void releaseGraphObjectsRecursive(Q3DSTranslation &inContext);
private:
// This will never be null. The reason it is a pointer is because
// alias translators need to switch which graph object they point to
Q3DSGraphObject *m_graphObject;
qt3dsdm::Qt3DSDMInstanceHandle m_instanceHandle;
qt3dsdm::Qt3DSDMInstanceHandle m_aliasInstanceHandle;
bool m_dirty = true;
bool m_autoUpdate = true;
bool m_ignoreReferenced = false;
quint32 m_dirtyIndex;
static QMap<Q3DSGraphObject *, Q3DSGraphObjectTranslator *> s_translatorMap;
};
class Q3DSAliasedTranslator : public Q3DSGraphObjectTranslator
{
public:
Q3DSAliasedTranslator(Q3DSGraphObjectTranslator *aliasTranslator,
qt3dsdm::Qt3DSDMInstanceHandle inInstance, Q3DSGraphObject &inObj)
: Q3DSGraphObjectTranslator(inInstance, inObj), m_aliasTranslator(aliasTranslator)
{
setAliasInstanceHandle(m_aliasTranslator->instanceHandle());
}
Q3DSGraphObjectTranslator *aliasTranslator() const
{
return m_aliasTranslator;
}
void setActive(bool) override
{
}
void clearChildren() override
{
}
void appendChild(Q3DSGraphObject &) override
{
}
void pushTranslation(Q3DSTranslation &inTranslatorContext) override;
private:
Q3DSGraphObjectTranslator *m_aliasTranslator = nullptr;
};
}
#endif
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