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#ifndef PXC_NPCONTACTPREPSHARED_H
#define PXC_NPCONTACTPREPSHARED_H

namespace physx
{
class PxcNpThreadContext;
struct PxsMaterialInfo;
class PxsMaterialManager;
class PxsConstraintBlockManager;
class PxcConstraintBlockStream;
struct PxsContactManagerOutput;

namespace Gu
{
	struct ContactPoint;
}

static const PxReal PXC_SAME_NORMAL = 0.999f; //Around 6 degrees

PxU32 writeCompressedContact(const Gu::ContactPoint* const PX_RESTRICT contactPoints, const PxU32 numContactPoints, PxcNpThreadContext* threadContext,
									PxU8& writtenContactCount, PxU8*& outContactPatches, PxU8*& outContactPoints, PxU16& compressedContactSize, PxReal*& contactForces, PxU32 contactForceByteSize,
									const PxsMaterialManager* materialManager, bool hasModifiableContacts, bool forceNoResponse, PxsMaterialInfo* PX_RESTRICT pMaterial, PxU8& numPatches,
									PxU32 additionalHeaderSize = 0,  PxsConstraintBlockManager* manager = NULL, PxcConstraintBlockStream* blockStream = NULL, bool insertAveragePoint = false,
									PxcDataStreamPool* pool = NULL, PxcDataStreamPool* patchStreamPool = NULL, PxcDataStreamPool* forcePool = NULL, const bool isMeshType = false);

}

#endif