ScDeformableSurfaceCore.h

// 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 SC_DEFORMABLE_SURFACE_CORE

#define SC_DEFORMABLE_SURFACE_CORE

#include "foundation/PxPreprocessor.h"

#if PX_SUPPORT_GPU_PHYSX

#include "PxDeformableSurface.h"

#include "../../lowleveldynamics/include/DyDeformableSurfaceCore.h"

#include "foundation/PxAssert.h"

#include "ScActorCore.h"

#include "ScShapeCore.h"

#include "PxFiltering.h"

#include "ScRigidCore.h" //KS - required for ShapeChangeNotifyFlags. Ideally, we should move that to a separate shared file

namespace physx

namespace Sc

class DeformableSurfaceSim;

class DeformableSurfaceCore : public ActorCore

public:

	// PX_SERIALIZATION

	DeformableSurfaceCore(const PxEMPTY) : ActorCore(PxEmpty) {}

	//~PX_SERIALIZATION

	DeformableSurfaceCore();

	~DeformableSurfaceCore();

	//---------------------------------------------------------------------------------

	// PxActor API

	//---------------------------------------------------------------------------------

	void						setActorFlags(PxActorFlags flags);

	PxActorFlags				getActorFlags() const { return mCore.actorFlags; }

	//---------------------------------------------------------------------------------

	// PxDeformableBody API

	//---------------------------------------------------------------------------------

	void						setBodyFlags(PxDeformableBodyFlags flags);

	PxDeformableBodyFlags		getBodyFlags() const { return mCore.bodyFlags; }

	void						setLinearDamping(const PxReal linearDamping);

	PxReal						getLinearDamping() const { return mCore.linearDamping; }

	void						setMaxLinearVelocity(const PxReal maxLinearVelocity);

	PxReal						getMaxLinearVelocity() const { return mCore.maxLinearVelocity; }

	void						setMaxPenetrationBias(const PxReal maxPenetrationBias);

	PxReal						getMaxPenetrationBias() const { return mCore.maxPenetrationBias; }

	void						setSolverIterationCounts(PxU16 c);

	PxU16						getSolverIterationCounts() const { return mCore.solverIterationCounts; }

	void						setSleepThreshold(const PxReal sleepThreshold);

	PxReal						getSleepThreshold() const { return mCore.sleepThreshold; }

	void						setSettlingThreshold(const PxReal settlingThreshold);

	PxReal						getSettlingThreshold() const { return mCore.settlingThreshold; }

	void						setSettlingDamping(const PxReal linearDamping);

	PxReal						getSettlingDamping() const { return mCore.settlingDamping; }

	void						setSelfCollisionFilterDistance(const PxReal selfCollisionFilterDistance);

	PxReal						getSelfCollisionFilterDistance() const { return mCore.selfCollisionFilterDistance; }

	//deprecated

	void						setSelfCollisionStressTolerance(const PxReal selfCollisionStressTolerance);

	PxReal						getSelfCollisionStressTolerance() const { return mCore.selfCollisionStressTolerance; }

	void						setWakeCounter(const PxReal v);

	void						setWakeCounterInternal(const PxReal v);

	PxReal						getWakeCounter() const { return mCore.wakeCounter; }

	//---------------------------------------------------------------------------------

	// PxDeformableBody API

	//---------------------------------------------------------------------------------

	void						setSurfaceFlags(PxDeformableSurfaceFlags flags);

	PxDeformableSurfaceFlags	getSurfaceFlags() const { return mCore.surfaceFlags; }

	void						setNbCollisionPairUpdatesPerTimestep(const PxU32 frequency);

	PxU32						getNbCollisionPairUpdatesPerTimestep() const { return mCore.nbCollisionPairUpdatesPerTimestep; }

	void						setNbCollisionSubsteps(const PxU32 frequency);

	PxU32						getNbCollisionSubsteps() const { return mCore.nbCollisionSubsteps; }

	//---------------------------------------------------------------------------------

	// Internal API

	//---------------------------------------------------------------------------------

	PxU32						addRigidAttachment(Sc::BodyCore* core, PxU32 vertId, const PxVec3& actorSpacePose);

	void						removeRigidAttachment(Sc::BodyCore* core, PxU32 handle);

	void						addTriRigidFilter(Sc::BodyCore* core, PxU32 triIdx);

	void						removeTriRigidFilter(Sc::BodyCore* core, PxU32 triIdx);

	PxU32						addTriRigidAttachment(Sc::BodyCore* core, PxU32 triIdx, const PxVec4& barycentric,

									const PxVec3& actorSpacePose);

	void						removeTriRigidAttachment(Sc::BodyCore* core, PxU32 handle);

	void						addClothFilter(Sc::DeformableSurfaceCore* otherCore, PxU32 otherTriIdx, PxU32 triIdx);

	void						removeClothFilter(Sc::DeformableSurfaceCore* otherCore, PxU32 otherTriIdx0, PxU32 triIdx);

	PxU32						addClothAttachment(Sc::DeformableSurfaceCore* otherCore, PxU32 otherTriIdx, const PxVec4& otherTriBarycentric, PxU32 triIdx,

									const PxVec4& triBarycentric);

	void						removeClothAttachment(Sc::DeformableSurfaceCore* otherCore, PxU32 handle);

	void						addMaterial(const PxU16 handle);

	void						clearMaterials();

	PxActor*					getPxActor() const;

	void						attachShapeCore(ShapeCore* shapeCore);

	void						onShapeChange(ShapeCore& shape, ShapeChangeNotifyFlags notifyFlags);

	PX_FORCE_INLINE	PxU64&		getGpuMemStat() { return mGpuMemStat; }

	DeformableSurfaceSim*								getSim() const;

	PX_FORCE_INLINE	const Dy::DeformableSurfaceCore&	getCore() const { return mCore; }

	PX_FORCE_INLINE	Dy::DeformableSurfaceCore&			getCore() { return mCore; }

private:

	Dy::DeformableSurfaceCore	mCore;

	PxU64						mGpuMemStat;

};

} // namespace Sc

} // namespace physx

#endif // PX_SUPPORT_GPU_PHYSX

#endif // SC_DEFORMABLE_SURFACE_CORE