Revision control
++ // Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
++ // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
++ // SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
++ // SPDX-License-Identifier: Apache-2.0
++
++ #ifndef PX_CONVEX_MESH_GEOMETRY_H
++ #define PX_CONVEX_MESH_GEOMETRY_H
++ #include "geometry/PxGeometry.h"
++ #include "geometry/PxMeshScale.h"
++ #include "common/PxCoreUtilityTypes.h"
++ #include "geometry/PxConvexMesh.h"
++
++ #if !PX_DOXYGEN
++ namespace physx
++ {
++ #endif
++
++ class PxConvexMesh;
++
++ /**
++ \brief Flags controlling the simulated behavior of the convex mesh geometry.
++
++ Used in ::PxConvexMeshGeometryFlags.
++ */
++ struct PxConvexMeshGeometryFlag
++ {
++ enum Enum
++ {
++ eTIGHT_BOUNDS = (1<<0) //!< Use tighter (but more expensive to compute) bounds around the convex geometry.
++ };
++ };
++
++ /**
++ \brief collection of set bits defined in PxConvexMeshGeometryFlag.
++
++ \see PxConvexMeshGeometryFlag
++ */
++ typedef PxFlags<PxConvexMeshGeometryFlag::Enum,PxU8> PxConvexMeshGeometryFlags;
++ PX_FLAGS_OPERATORS(PxConvexMeshGeometryFlag::Enum,PxU8)
++
++ /**
++ \brief Convex mesh geometry class.
++
++ This class unifies a convex mesh object with a scaling transform, and
++ lets the combined object be used anywhere a PxGeometry is needed.
++
++ The scaling is a transform along arbitrary axes contained in the scale object.
++ The vertices of the mesh in geometry (or shape) space is the
++ PxMeshScale::toMat33() transform, multiplied by the vertex space vertices
++ in the PxConvexMesh object.
++ */
++ class PxConvexMeshGeometry : public PxGeometry
++ {
++ public:
++ /**
++ \brief Constructor. By default creates an empty object with a NULL mesh and identity scale.
++
++ \param[in] mesh Mesh pointer. May be NULL, though this will not make the object valid for shape construction.
++ \param[in] scaling Scale factor.
++ \param[in] flags Mesh flags.
++ \
++ */
++ PX_INLINE PxConvexMeshGeometry( PxConvexMesh* mesh = NULL,
++ const PxMeshScale& scaling = PxMeshScale(),
++ PxConvexMeshGeometryFlags flags = PxConvexMeshGeometryFlag::eTIGHT_BOUNDS) :
++ PxGeometry (PxGeometryType::eCONVEXMESH),
++ scale (scaling),
++ convexMesh (mesh),
++ meshFlags (flags)
++ {
++ }
++
++ /**
++ \brief Copy constructor.
++
++ \param[in] that Other object
++ */
++ PX_INLINE PxConvexMeshGeometry(const PxConvexMeshGeometry& that) :
++ PxGeometry (that),
++ scale (that.scale),
++ convexMesh (that.convexMesh),
++ meshFlags (that.meshFlags)
++ {
++ }
++
++ /**
++ \brief Assignment operator
++ */
++ PX_INLINE void operator=(const PxConvexMeshGeometry& that)
++ {
++ mType = that.mType;
++ scale = that.scale;
++ convexMesh = that.convexMesh;
++ meshFlags = that.meshFlags;
++ }
++
++ /**
++ \brief Returns true if the geometry is valid.
++
++ \return True if the current settings are valid for shape creation.
++
++ \note A valid convex mesh has a positive scale value in each direction (scale.x > 0, scale.y > 0, scale.z > 0).
++ It is illegal to call PxPhysics::createShape with a convex that has zero extent in any direction.
++
++ \see PxPhysics::createShape
++ */
++ PX_INLINE bool isValid() const;
++
++ public:
++ PxMeshScale scale; //!< The scaling transformation (from vertex space to shape space).
++ PxConvexMesh* convexMesh; //!< A reference to the convex mesh object.
++ PxConvexMeshGeometryFlags meshFlags; //!< Mesh flags.
++ PxPadding<3> paddingFromFlags; //!< padding for mesh flags
++ };
++
++
++ PX_INLINE bool PxConvexMeshGeometry::isValid() const
++ {
++ if(mType != PxGeometryType::eCONVEXMESH)
++ return false;
++ if(!scale.scale.isFinite() || !scale.rotation.isUnit())
++ return false;
++ if(!scale.isValidForConvexMesh())
++ return false;
++ if(!convexMesh)
++ return false;
++
++ return true;
++ }
++
++ #if !PX_DOXYGEN
++ } // namespace physx
++ #endif
++
++ #endif