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+ // SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ // SPDX-License-Identifier: Apache-2.0
#ifndef DY_DEFORMABLE_SURFACE_CORE_H
#define DY_DEFORMABLE_SURFACE_CORE_H
#include "foundation/PxSimpleTypes.h"
#include "foundation/PxTransform.h"
#include "foundation/PxVec4.h"
#include "foundation/PxArray.h"
#include "PxDeformableSurface.h"
#include "PxDeformableSurfaceFlag.h"
#include "DyDeformableBodyCore.h"
namespace physx
{
namespace Dy
{
struct DeformableSurfaceCore : public DeformableBodyCore
{
public:
// number of collision pair updates per timestep. Collision pair is updated at least once per timestep and increasing the frequency provides better collision pairs.
PxU32 nbCollisionPairUpdatesPerTimestep;
// number of collision substeps in each sub-timestep. Collision constraints can be applied multiple times in each sub-timestep.
PxU32 nbCollisionSubsteps;
//device - managed by PhysX
PxVec4* positionInvMass;
PxVec4* velocity;
PxVec4* restPosition;
PxDeformableSurfaceDataFlags dirtyFlags;
PxDeformableSurfaceFlags surfaceFlags;
DeformableSurfaceCore()
: nbCollisionPairUpdatesPerTimestep(0)
, nbCollisionSubsteps(1)
, positionInvMass(NULL)
, velocity(NULL)
, restPosition(NULL)
, dirtyFlags(0)
, surfaceFlags(0)
{
}
};
} // namespace Dy
} // namespace physx
#endif // DY_DEFORMABLE_SURFACE_CORE_H