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| 39 | |
| 40 | #include "qraycasterhit.h" |
| 41 | |
| 42 | QT_BEGIN_NAMESPACE |
| 43 | |
| 44 | namespace Qt3DRender { |
| 45 | |
| 46 | class QRayCasterHitData : public QSharedData |
| 47 | { |
| 48 | public: |
| 49 | QRayCasterHitData() { } |
| 50 | QRayCasterHitData(QRayCasterHit::HitType type, Qt3DCore::QNodeId id, float distance, |
| 51 | const QVector3D &localIntersect, const QVector3D &worldIntersect, |
| 52 | uint primitiveIndex, uint v1 = 0, uint v2 = 0, uint v3 = 0); |
| 53 | |
| 54 | QRayCasterHit::HitType m_type = QRayCasterHit::EntityHit; |
| 55 | Qt3DCore::QNodeId m_entityId; |
| 56 | Qt3DCore::QEntity *m_entity = nullptr; |
| 57 | float m_distance = 0.f; |
| 58 | QVector3D m_localIntersection; |
| 59 | QVector3D m_worldIntersection; |
| 60 | uint m_primitiveIndex = 0; |
| 61 | uint m_vertex1Index = 0; |
| 62 | uint m_vertex2Index = 0; |
| 63 | uint m_vertex3Index = 0; |
| 64 | }; |
| 65 | |
| 66 | QRayCasterHitData::QRayCasterHitData(QRayCasterHit::HitType type, Qt3DCore::QNodeId id, float distance, |
| 67 | const QVector3D &localIntersect, const QVector3D &worldIntersect, |
| 68 | uint primitiveIndex, uint v1, uint v2, uint v3) |
| 69 | : m_type(type) |
| 70 | , m_entityId(id) |
| 71 | , m_entity(nullptr) |
| 72 | , m_distance(distance) |
| 73 | , m_localIntersection(localIntersect) |
| 74 | , m_worldIntersection(worldIntersect) |
| 75 | , m_primitiveIndex(primitiveIndex) |
| 76 | , m_vertex1Index(v1) |
| 77 | , m_vertex2Index(v2) |
| 78 | , m_vertex3Index(v3) |
| 79 | { |
| 80 | |
| 81 | } |
| 82 | |
| 83 | /*! |
| 84 | \class Qt3DRender::QRayCasterHit |
| 85 | \brief Details of a hit when casting a ray through a model. |
| 86 | \inmodule Qt3DRender |
| 87 | \since 5.11 |
| 88 | |
| 89 | Qt3DRender::QRayCasterHit contains the details of a successful hit when casting a ray through |
| 90 | a model using a Qt3DRender::QRayCaster or Qt3DRender::QScreenRayCaster component. |
| 91 | |
| 92 | \sa Qt3DRender::QRayCaster, Qt3DRender::QScreenRayCaster, Qt3DRender::QPickingSettings |
| 93 | */ |
| 94 | |
| 95 | /*! |
| 96 | \enum QRayCasterHit::HitType |
| 97 | |
| 98 | Specifies type of hit that was returned. This is controlled using QPickingSettings. |
| 99 | |
| 100 | \value TriangleHit The picked primitive was a triangle and the vertex indices refer to the |
| 101 | three points making up the triangle |
| 102 | |
| 103 | \value LineHit The picked primitive was a line segment, and the first two vertices refer to |
| 104 | the two points making up the line |
| 105 | |
| 106 | \value PointHit The picked primitive was a single point; all 3 vertex indices |
| 107 | will be undefined |
| 108 | |
| 109 | \value EntityHit Only the bounding volume was considered; the primitive and vertex indices |
| 110 | will be undefined |
| 111 | */ |
| 112 | |
| 113 | QRayCasterHit::QRayCasterHit() |
| 114 | : d(new QRayCasterHitData) |
| 115 | { |
| 116 | |
| 117 | } |
| 118 | |
| 119 | QRayCasterHit::QRayCasterHit(QRayCasterHit::HitType type, Qt3DCore::QNodeId id, float distance, |
| 120 | const QVector3D &localIntersect, const QVector3D &worldIntersect, |
| 121 | uint primitiveIndex, uint v1, uint v2, uint v3) |
| 122 | : d(new QRayCasterHitData(type, id, distance, localIntersect, worldIntersect, primitiveIndex, v1, v2, v3)) |
| 123 | { |
| 124 | |
| 125 | } |
| 126 | |
| 127 | QRayCasterHit::QRayCasterHit(const QRayCasterHit &other) |
| 128 | : d(other.d) |
| 129 | { |
| 130 | |
| 131 | } |
| 132 | |
| 133 | QRayCasterHit::~QRayCasterHit() |
| 134 | { |
| 135 | |
| 136 | } |
| 137 | |
| 138 | QRayCasterHit &QRayCasterHit::operator =(const QRayCasterHit &other) |
| 139 | { |
| 140 | d = other.d; |
| 141 | return *this; |
| 142 | } |
| 143 | |
| 144 | /*! |
| 145 | * \brief Returns the type of the hit |
| 146 | */ |
| 147 | QRayCasterHit::HitType Qt3DRender::QRayCasterHit::type() const |
| 148 | { |
| 149 | return d->m_type; |
| 150 | } |
| 151 | |
| 152 | /*! |
| 153 | * \brief Returns the id of the entity that was hit |
| 154 | */ |
| 155 | Qt3DCore::QNodeId QRayCasterHit::entityId() const |
| 156 | { |
| 157 | return d->m_entityId; |
| 158 | } |
| 159 | |
| 160 | /*! |
| 161 | * \brief Returns a pointer to the entity that was hit |
| 162 | */ |
| 163 | Qt3DCore::QEntity *QRayCasterHit::entity() const |
| 164 | { |
| 165 | return d->m_entity; |
| 166 | } |
| 167 | |
| 168 | /*! |
| 169 | * \brief Returns the distance between the origin of the ray and the intersection point |
| 170 | */ |
| 171 | float QRayCasterHit::distance() const |
| 172 | { |
| 173 | return d->m_distance; |
| 174 | } |
| 175 | |
| 176 | /*! |
| 177 | * \brief Returns the coordinates of the intersection point in the entity's coordinate system |
| 178 | */ |
| 179 | QVector3D QRayCasterHit::localIntersection() const |
| 180 | { |
| 181 | return d->m_localIntersection; |
| 182 | } |
| 183 | |
| 184 | /*! |
| 185 | * \brief Returns the coordinates of the intersection point in the model's coordinate system |
| 186 | */ |
| 187 | QVector3D QRayCasterHit::worldIntersection() const |
| 188 | { |
| 189 | return d->m_worldIntersection; |
| 190 | } |
| 191 | |
| 192 | /*! |
| 193 | * \brief Returns the index of the picked primitive |
| 194 | */ |
| 195 | uint QRayCasterHit::primitiveIndex() const |
| 196 | { |
| 197 | return d->m_primitiveIndex; |
| 198 | } |
| 199 | |
| 200 | /*! |
| 201 | * \brief Returns the index of the first vertex of the picked primitive |
| 202 | */ |
| 203 | uint QRayCasterHit::vertex1Index() const |
| 204 | { |
| 205 | return d->m_vertex1Index; |
| 206 | } |
| 207 | |
| 208 | /*! |
| 209 | * \brief Returns the index of the second vertex of the picked primitive |
| 210 | */ |
| 211 | uint QRayCasterHit::vertex2Index() const |
| 212 | { |
| 213 | return d->m_vertex2Index; |
| 214 | } |
| 215 | |
| 216 | /*! |
| 217 | * \brief Returns the index of the third vertex of the picked primitive |
| 218 | */ |
| 219 | uint QRayCasterHit::vertex3Index() const |
| 220 | { |
| 221 | return d->m_vertex3Index; |
| 222 | } |
| 223 | |
| 224 | /*! \internal */ |
| 225 | void QRayCasterHit::setEntity(Qt3DCore::QEntity *entity) const |
| 226 | { |
| 227 | // don't detach |
| 228 | const_cast<QRayCasterHitData *>(d.constData())->m_entity = entity; |
| 229 | } |
| 230 | |
| 231 | } // Qt3DRender |
| 232 | |
| 233 | QT_END_NAMESPACE |
| 234 | |