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// Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QT3DRENDER_QCOLLISIONQUERYRESULT_P_H
#define QT3DRENDER_QCOLLISIONQUERYRESULT_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <Qt3DRender/qt3drender_global.h>
#include <Qt3DCore/qnodeid.h>
#include <Qt3DCore/private/vector3d_p.h>
#include <QSharedData>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace RayCasting {
typedef int QQueryHandle;
class QCollisionQueryResultPrivate;
class Q_3DRENDERSHARED_EXPORT QCollisionQueryResult
{
public:
struct Hit {
enum HitType {
Entity,
Point,
Edge,
Triangle
};
Hit()
: m_type(Entity)
, m_distance(-1.f)
, m_primitiveIndex(0)
{
m_vertexIndex[0] = m_vertexIndex[1] = m_vertexIndex[2] = 0;
}
Hit(Qt3DCore::QNodeId entity, const Vector3D &intersection, float distance, const Vector3D &uvw)
: m_entityId(entity)
, m_type(Entity)
, m_intersection(intersection)
, m_distance(distance)
, m_primitiveIndex(0U)
, m_uvw(uvw)
{
}
Qt3DCore::QNodeId m_entityId;
HitType m_type;
Vector3D m_intersection;
float m_distance;
uint m_primitiveIndex;
uint m_vertexIndex[3];
Vector3D m_uvw;
};
QCollisionQueryResult();
QCollisionQueryResult(const QCollisionQueryResult &);
~QCollisionQueryResult();
QCollisionQueryResult &operator=(const QCollisionQueryResult &);
#ifdef Q_COMPILER_RVALUE_REFS
QCollisionQueryResult &operator=(QCollisionQueryResult &&other) noexcept
{
swap(other);
return *this;
}
#endif
void swap(QCollisionQueryResult &other) noexcept
{
qSwap(d_ptr, other.d_ptr);
}
QQueryHandle handle() const;
const std::vector<Hit> &hits() const;
std::vector<Qt3DCore::QNodeId> entitiesHit() const;
private:
friend class QAbstractCollisionQueryService;
explicit QCollisionQueryResult(QCollisionQueryResultPrivate &p);
QSharedDataPointer<QCollisionQueryResultPrivate> d_ptr;
// Q_DECLARE_PRIVATE equivalent for shared data pointers
QCollisionQueryResultPrivate *d_func();
inline const QCollisionQueryResultPrivate *d_func() const
{
return d_ptr.constData();
}
};
QT3D_DECLARE_TYPEINFO_2(Qt3DRender, RayCasting, QCollisionQueryResult::Hit, Q_PRIMITIVE_TYPE)
QT3D_DECLARE_SHARED_2(Qt3DRender, RayCasting, QCollisionQueryResult)
class QCollisionQueryResultPrivate : public QSharedData
{
public:
explicit QCollisionQueryResultPrivate();
explicit QCollisionQueryResultPrivate(const QCollisionQueryResultPrivate ©);
void setHandle(const QQueryHandle &handle);
void addEntityHit(Qt3DCore::QNodeId entity, const Vector3D& intersection, float distance,
const Vector3D& uvw);
QQueryHandle m_handle;
std::vector<QCollisionQueryResult::Hit> m_hits;
};
inline bool operator==(const QCollisionQueryResult::Hit& left, const QCollisionQueryResult::Hit& right)
{
return left.m_entityId == right.m_entityId;
}
} // RayCasting
} // Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_QCOLLISIONQUERYRESULT_P_H
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