| 1 | // Copyright (C) 2022 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QPHYSICSMESHUTILS_P_P_H |
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| 5 | #define QPHYSICSMESHUTILS_P_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists purely as an |
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| 12 | // implementation detail. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include <QtQuick3DPhysics/qtquick3dphysicsglobal.h> |
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| 19 | #include <QtGui/QVector3D> |
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| 20 | #include <QtQuick3DUtils/private/qssgmesh_p.h> |
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| 21 | |
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| 22 | namespace physx { |
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| 23 | class PxBoxGeometry; |
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| 24 | class PxConvexMesh; |
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| 25 | class PxConvexMeshGeometry; |
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| 26 | class PxTriangleMesh; |
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| 27 | } |
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| 28 | |
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| 29 | QT_BEGIN_NAMESPACE |
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| 30 | |
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| 31 | class QQuick3DGeometry; |
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| 32 | |
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| 33 | class QQuick3DPhysicsMesh |
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| 34 | { |
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| 35 | public: |
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| 36 | QQuick3DPhysicsMesh(const QString &qmlSource) : m_meshPath(qmlSource) { } |
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| 37 | QQuick3DPhysicsMesh(const QQuick3DGeometry *geometrySource) : m_meshGeometry(geometrySource) { } |
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| 38 | ~QQuick3DPhysicsMesh() { } |
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| 39 | |
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| 40 | QList<QVector3D> positions(); |
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| 41 | |
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| 42 | QPair<QVector3D, QVector3D> bounds() |
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| 43 | { |
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| 44 | loadSsgMesh(); |
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| 45 | if (m_ssgMesh.isValid()) { |
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| 46 | auto b = m_ssgMesh.subsets().constFirst().bounds; |
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| 47 | return { b.min, b.max }; |
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| 48 | } |
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| 49 | return {}; |
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| 50 | } |
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| 51 | |
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| 52 | void ref() { ++refCount; } |
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| 53 | int deref() { return --refCount; } |
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| 54 | |
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| 55 | physx::PxConvexMesh *convexMesh(); |
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| 56 | physx::PxTriangleMesh *triangleMesh(); |
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| 57 | |
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| 58 | enum MeshType { Convex, Triangle }; |
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| 59 | |
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| 60 | private: |
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| 61 | void loadSsgMesh(); |
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| 62 | physx::PxConvexMesh *convexMeshQmlSource(); |
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| 63 | physx::PxConvexMesh *convexMeshGeometrySource(); |
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| 64 | physx::PxTriangleMesh *triangleMeshQmlSource(); |
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| 65 | physx::PxTriangleMesh *triangleMeshGeometrySource(); |
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| 66 | |
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| 67 | QString m_meshPath; |
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| 68 | const QQuick3DGeometry *m_meshGeometry = nullptr; |
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| 69 | QSSGMesh::Mesh m_ssgMesh; |
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| 70 | int m_posOffset = 0; |
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| 71 | |
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| 72 | physx::PxConvexMesh *m_convexMesh = nullptr; |
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| 73 | physx::PxTriangleMesh *m_triangleMesh = nullptr; |
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| 74 | int refCount = 0; |
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| 75 | }; |
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| 76 | |
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| 77 | class QQuick3DPhysicsMeshManager |
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| 78 | { |
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| 79 | public: |
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| 80 | static QQuick3DPhysicsMesh *getMesh(const QUrl &source, const QObject *contextObject); |
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| 81 | static QQuick3DPhysicsMesh *getMesh(QQuick3DGeometry *source); |
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| 82 | static void releaseMesh(QQuick3DPhysicsMesh *mesh); |
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| 83 | |
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| 84 | private: |
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| 85 | static QHash<QString, QQuick3DPhysicsMesh *> sourceMeshHash; |
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| 86 | static QHash<QQuick3DGeometry *, QQuick3DPhysicsMesh *> geometryMeshHash; |
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| 87 | }; |
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| 88 | |
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| 89 | QT_END_NAMESPACE |
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| 90 | |
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| 91 | #endif // QPHYSICSMESHUTILS_P_P_H |
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| 92 | |
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