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// Copyright (C) 2024 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef QQUICK3DXRVIEW_P_H
#define QQUICK3DXRVIEW_P_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 <QtCore/QObject>
#include <QtQml/QQmlEngine>
#include <QtQml/qqml.h>
#include <QtQuick3D/private/qquick3dviewport_p.h>
#include <QtQuick3D/private/qquick3dnode_p.h>
#include <QtQuick3D/private/qquick3dsceneenvironment_p.h>
#include <QtQuick3D/private/qquick3dpickresult_p.h>
#include <QtQuick3DXr/private/qquick3dxrmanager_p.h>
#include <QtQuick3DXr/private/qquick3dxrorigin_p.h>
#include <QtQuick3DXr/private/qquick3dxrruntimeinfo_p.h>
QT_BEGIN_NAMESPACE
class QQuick3DXrItem;
class Q_QUICK3DXR_EXPORT QQuick3DXrView : public QQuick3DNode
{
Q_OBJECT
Q_PROPERTY(QQuick3DXrOrigin *xrOrigin READ xrOrigin WRITE setXROrigin NOTIFY xrOriginChanged)
Q_PROPERTY(QQuick3DSceneEnvironment *environment READ environment WRITE setEnvironment NOTIFY environmentChanged)
Q_PROPERTY(bool passthroughSupported READ passthroughSupported CONSTANT)
Q_PROPERTY(bool passthroughEnabled READ passthroughEnabled WRITE setPassthroughEnabled NOTIFY passthroughEnabledChanged FINAL)
Q_PROPERTY(QQuick3DXrRuntimeInfo *runtimeInfo READ runtimeInfo CONSTANT)
Q_PROPERTY(bool quitOnSessionEnd READ isQuitOnSessionEndEnabled WRITE setQuitOnSessionEnd NOTIFY quitOnSessionEndChanged FINAL)
Q_PROPERTY(QQuick3DRenderStats *renderStats READ renderStats CONSTANT)
Q_PROPERTY(FoveationLevel fixedFoveation READ fixedFoveation WRITE setFixedFoveation NOTIFY fixedFoveationChanged FINAL)
Q_PROPERTY(ReferenceSpace referenceSpace READ referenceSpace WRITE setReferenceSpace NOTIFY referenceSpaceChanged FINAL)
Q_PROPERTY(bool depthSubmissionEnabled READ depthSubmissionEnabled WRITE setDepthSubmissionEnabled NOTIFY depthSubmissionEnabledChanged FINAL)
Q_PROPERTY(bool multiViewRenderingSupported READ isMultiViewRenderingSupported CONSTANT)
Q_PROPERTY(bool multiViewRenderingEnabled READ multiViewRenderingEnabled NOTIFY multiViewRenderingEnabledChanged FINAL)
QML_NAMED_ELEMENT(XrView)
QML_ADDED_IN_VERSION(6, 8)
public:
enum FoveationLevel {
NoFoveation = 0,
LowFoveation = 1,
MediumFoveation = 2,
HighFoveation = 3
};
Q_ENUM(FoveationLevel)
enum class ReferenceSpace {
ReferenceSpaceUnknown,
ReferenceSpaceLocal,
ReferenceSpaceStage,
ReferenceSpaceLocalFloor
};
Q_ENUM(ReferenceSpace)
explicit QQuick3DXrView();
~QQuick3DXrView();
QQuick3DXrOrigin *xrOrigin() const;
QQuick3DSceneEnvironment *environment() const;
bool passthroughSupported() const;
bool passthroughEnabled() const;
FoveationLevel fixedFoveation() const;
void setFixedFoveation(FoveationLevel level);
QQuick3DXrRuntimeInfo *runtimeInfo() const;
bool isQuitOnSessionEndEnabled() const;
QQuick3DRenderStats *renderStats() const;
Q_INVOKABLE QQuick3DPickResult rayPick(const QVector3D &origin, const QVector3D &direction) const;
Q_INVOKABLE QList<QQuick3DPickResult> rayPickAll(const QVector3D &origin, const QVector3D &direction) const;
Q_INVOKABLE void setTouchpoint(QQuickItem *target, const QPointF &position, int pointId, bool active);
Q_INVOKABLE QVector3D processTouch(const QVector3D &pos, int pointId);
Q_INVOKABLE QVariantMap touchpointState(int pointId) const;
ReferenceSpace referenceSpace() const;
void setReferenceSpace(ReferenceSpace newReferenceSpace);
bool depthSubmissionEnabled() const;
void registerXrItem(QQuick3DXrItem *newXrItem);
void unregisterXrItem(QQuick3DXrItem *xrItem);
bool isMultiViewRenderingSupported() const;
bool multiViewRenderingEnabled() const;
QQuick3DXrManager *xrManager() { return &m_xrManager; }
public Q_SLOTS:
void setEnvironment(QQuick3DSceneEnvironment * environment);
void setPassthroughEnabled(bool enable);
void setQuitOnSessionEnd(bool enable);
void setDepthSubmissionEnabled(bool enable);
void setXROrigin(QQuick3DXrOrigin *newXrOrigin);
private Q_SLOTS:
void updateViewportGeometry();
void handleSessionEnded();
void handleClearColorChanged();
void handleAAChanged();
bool init();
Q_SIGNALS:
void initializeFailed(const QString &errorString);
void sessionEnded();
void xrOriginChanged();
void environmentChanged(QQuick3DSceneEnvironment * environment);
void passthroughEnabledChanged();
void quitOnSessionEndChanged();
void fixedFoveationChanged();
void frameReady(); // tooling
void referenceSpaceChanged();
void depthSubmissionEnabledChanged();
void multiViewRenderingEnabledChanged();
private:
friend class QQuick3DXrViewPrivate;
// The XrView does not expose the View3D in its public interface. This is intentional.
QQuick3DViewport *view3d() const;
QPointer<QQuick3DSceneEnvironment> m_pendingSceneEnvironment;
QQuick3DXrManager m_xrManager;
mutable QQuick3DXrRuntimeInfo m_xrRuntimeInfo;
bool m_quitOnSessionEnd = true;
bool m_inDestructor = false;
bool m_isInitialized = false;
friend class QQuick3DXrVirtualMouse;
QList<QQuick3DXrItem *> m_xrItems;
struct XrTouchState;
XrTouchState *m_touchState = nullptr;
QQuick3DXrOrigin *m_xrOrigin = nullptr;
};
class Q_QUICK3DXR_EXPORT QQuick3DXrViewPrivate
{
QQuick3DXrViewPrivate() = delete;
public:
[[nodiscard]] static QQuick3DViewport *getView3d(QQuick3DXrView *view);
};
QT_END_NAMESPACE
#endif // QQUICK3DXRVIEW_P_H
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