| 1 | // Copyright (C) 2021 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only |
| 3 | |
| 4 | #include "qsphereshape_p.h" |
| 5 | #include <QtQuick3D/QQuick3DGeometry> |
| 6 | |
| 7 | #include <geometry/PxSphereGeometry.h> |
| 8 | |
| 9 | QT_BEGIN_NAMESPACE |
| 10 | |
| 11 | /*! |
| 12 | \qmltype SphereShape |
| 13 | \inqmlmodule QtQuick3D.Physics |
| 14 | \inherits CollisionShape |
| 15 | \since 6.4 |
| 16 | \brief Defines a spherical collision shape. |
| 17 | |
| 18 | This type defines a spherical shape. The origin is at the center of the sphere. |
| 19 | \note When using a scaling transformation with this shape, the x component will be used to scale the diameter of |
| 20 | the sphere. The resulting shape will be perfectly round, even if a non-uniform scaling transformation is used. |
| 21 | */ |
| 22 | |
| 23 | /*! |
| 24 | \qmlproperty real SphereShape::diameter |
| 25 | This property defines the diameter of the sphere |
| 26 | |
| 27 | Default value: \c{100} |
| 28 | */ |
| 29 | |
| 30 | QSphereShape::QSphereShape() = default; |
| 31 | |
| 32 | QSphereShape::~QSphereShape() |
| 33 | { |
| 34 | delete m_physXGeometry; |
| 35 | } |
| 36 | |
| 37 | float QSphereShape::diameter() const |
| 38 | { |
| 39 | return m_diameter; |
| 40 | } |
| 41 | |
| 42 | physx::PxGeometry *QSphereShape::getPhysXGeometry() |
| 43 | { |
| 44 | if (!m_physXGeometry || m_scaleDirty) { |
| 45 | updatePhysXGeometry(); |
| 46 | } |
| 47 | return m_physXGeometry; |
| 48 | } |
| 49 | |
| 50 | void QSphereShape::setDiameter(float diameter) |
| 51 | { |
| 52 | if (qFuzzyCompare(p1: m_diameter, p2: diameter)) |
| 53 | return; |
| 54 | |
| 55 | m_diameter = diameter; |
| 56 | updatePhysXGeometry(); |
| 57 | |
| 58 | emit needsRebuild(this); |
| 59 | emit diameterChanged(diameter: m_diameter); |
| 60 | } |
| 61 | |
| 62 | void QSphereShape::updatePhysXGeometry() |
| 63 | { |
| 64 | delete m_physXGeometry; |
| 65 | auto s = sceneScale(); |
| 66 | m_physXGeometry = new physx::PxSphereGeometry(m_diameter * 0.5f * s.x()); |
| 67 | m_scaleDirty = false; |
| 68 | } |
| 69 | |
| 70 | QT_END_NAMESPACE |
| 71 |