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- // Copyright (c) 2008-2026 NVIDIA Corporation. All rights reserved.
+ // Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
- // Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
+ // SPDX-FileCopyrightText: Copyright (c) 2008-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ // SPDX-License-Identifier: Apache-2.0
#ifndef PXS_TRANSFORM_CACHE_H
#define PXS_TRANSFORM_CACHE_H
#include "CmIDPool.h"
#include "PxsHeapStats.h"
#include "PxsCachedTransform.h"
#include "foundation/PxBitMap.h"
#include "foundation/PxUserAllocated.h"
#include "CmPinnableArray.h"
#define PX_DEFAULT_CACHE_SIZE 512 // this is currently not in use
namespace physx
{
class PxsTransformCache : public PxUserAllocated
{
typedef PxU32 RefCountType;
public:
PxsTransformCache(Cm::VirtualAllocatorCallback& alloc, Cm::PinnableAllocatorFallback::Enum fallback) :
mTransformCache(alloc, PxsHeapStats::eNARROWPHASE, fallback), mHasAnythingChanged(true), mAllocFailed(false)
{
/*mTransformCache.reserve(PX_DEFAULT_CACHE_SIZE);
mTransformCache.forceSize_Unsafe(PX_DEFAULT_CACHE_SIZE);*/
mUsedSize = 0;
}
bool initEntry(PxU32 index)
{
PxU32 oldCapacity = mTransformCache.capacity();
if (index >= oldCapacity)
{
PxU32 newCapacity = PxNextPowerOfTwo(index);
if(!mTransformCache.reserve(newCapacity))
{
mAllocFailed = true;
return false;
}
mTransformCache.forceSize_Unsafe(newCapacity);
}
mUsedSize = PxMax(mUsedSize, index + 1u);
return true;
}
PX_FORCE_INLINE void setTransformCache(const PxTransform& transform, PxU32 flags, PxU32 index)
{
mTransformCache[index].transform = transform;
mTransformCache[index].flags = flags;
mHasAnythingChanged = true;
}
PX_FORCE_INLINE const PxsCachedTransform& getTransformCache(PxU32 index) const
{
return mTransformCache[index];
}
PX_FORCE_INLINE PxsCachedTransform& getTransformCache(PxU32 index)
{
return mTransformCache[index];
}
PX_FORCE_INLINE void shiftTransforms(const PxVec3& shift)
{
for (PxU32 i = 0; i < mTransformCache.capacity(); i++)
{
mTransformCache[i].transform.p += shift;
}
mHasAnythingChanged = true;
}
PX_FORCE_INLINE PxU32 getTotalSize() const
{
return mUsedSize;
}
PX_FORCE_INLINE const PxsCachedTransform* getTransforms() const
{
return mTransformCache.begin();
}
PX_FORCE_INLINE PxsCachedTransform* getTransforms()
{
return mTransformCache.begin();
}
PX_FORCE_INLINE void resetChangedState() { mHasAnythingChanged = false; }
PX_FORCE_INLINE void setChangedState() { mHasAnythingChanged = true; }
PX_FORCE_INLINE bool hasChanged() const { return mHasAnythingChanged; }
PX_FORCE_INLINE bool hadAllocationFailure() const { return mAllocFailed; }
protected:
Cm::PinnableArray<PxsCachedTransform> mTransformCache;
private:
PxU32 mUsedSize;
bool mHasAnythingChanged;
bool mAllocFailed;
};
}
#endif