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//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of NVIDIA CORPORATION nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Copyright (c) 2008-2018 NVIDIA Corporation. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
#ifndef PX_PHYSICS_NP_CONNECTOR
#define PX_PHYSICS_NP_CONNECTOR
#include "CmPhysXCommon.h"
#include "PsInlineArray.h"
#include "PxSerialFramework.h"
#include "CmUtils.h"
#include "PsUtilities.h"
namespace physx
{
struct NpConnectorType
{
enum Enum
{
eConstraint,
eAggregate,
eObserver,
eInvalid
};
};
class NpConnector
{
//= ATTENTION! =====================================================================================
// Changing the data layout of this class breaks the binary serialization format. See comments for
// PX_BINARY_SERIAL_VERSION. If a modification is required, please adjust the getBinaryMetaData
// function. If the modification is made on a custom branch, please change PX_BINARY_SERIAL_VERSION
// accordingly.
//==================================================================================================
public:
NpConnector() : mType(NpConnectorType::eInvalid), mObject(NULL) {}
NpConnector(NpConnectorType::Enum type, PxBase* object) : mType(Ps::to8(type)), mObject(object) {}
// PX_SERIALIZATION
NpConnector(const NpConnector& c)
{
//special copy constructor that initializes padding bytes for meta data verification (PX_CHECKED only)
Cm::markSerializedMem(this, sizeof(NpConnector));
mType = c.mType;
mObject = c.mObject;
}
static void getBinaryMetaData(PxOutputStream& stream);
//~PX_SERIALIZATION
PxU8 mType; // Revisit whether the type is really necessary or whether the serializable type is enough.
// Since joints might gonna inherit from observers to register for constraint release events, the type
// is necessary because a joint has its own serializable type and could not be detected as observer anymore.
PxU8 mPadding[3]; // PT: padding from prev byte
PxBase* mObject; // So far the serialization framework only supports ptr resolve for PxBase objects.
// However, so far the observers all are PxBase, hence this choice of type.
};
class NpConnectorIterator
{
public:
PX_FORCE_INLINE NpConnectorIterator(NpConnector* c, PxU32 size, NpConnectorType::Enum type) : mConnectors(c), mSize(size), mIndex(0), mType(type) {}
PX_FORCE_INLINE PxBase* getNext()
{
PxBase* s = NULL;
while(mIndex < mSize)
{
NpConnector& c = mConnectors[mIndex];
mIndex++;
if (c.mType == mType)
return c.mObject;
}
return s;
}
private:
NpConnector* mConnectors;
PxU32 mSize;
PxU32 mIndex;
NpConnectorType::Enum mType;
};
class NpConnectorArray: public Ps::InlineArray<NpConnector, 4>
{
//= ATTENTION! =====================================================================================
// Changing the data layout of this class breaks the binary serialization format. See comments for
// PX_BINARY_SERIAL_VERSION. If a modification is required, please adjust the getBinaryMetaData
// function. If the modification is made on a custom branch, please change PX_BINARY_SERIAL_VERSION
// accordingly.
//==================================================================================================
public:
// PX_SERIALIZATION
NpConnectorArray(const PxEMPTY) : Ps::InlineArray<NpConnector, 4> (PxEmpty) {}
static void getBinaryMetaData(PxOutputStream& stream);
//~PX_SERIALIZATION
NpConnectorArray() : Ps::InlineArray<NpConnector, 4>(PX_DEBUG_EXP("connectorArray"))
{
//special default constructor that initializes padding bytes for meta data verification (PX_CHECKED only)
Cm::markSerializedMem(this->mData, 4*sizeof(NpConnector));
}
};
}
#endif
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