PxNodeIndex.h

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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  
 
#ifndef PX_NODEINDEX_H
#define PX_NODEINDEX_H
 
#include "foundation/PxSimpleTypes.h"
 
#if !PX_DOXYGEN
namespace physx
{
#endif
 
#define PX_INVALID_NODE 0xFFFFFFFFu
 
 
    class PxNodeIndex
    {
    protected:
        PxU64 ind;
 
    public:
 
        explicit PX_CUDA_CALLABLE PX_FORCE_INLINE PxNodeIndex(PxU32 id, PxU32 articLinkId) : ind((PxU64(id) << 32) | (articLinkId << 1) | 1)
        {
        }
 
        explicit PX_CUDA_CALLABLE PX_FORCE_INLINE PxNodeIndex(PxU32 id = PX_INVALID_NODE) : ind((PxU64(id) << 32))
        {
        }
 
        PX_CUDA_CALLABLE PX_FORCE_INLINE PxU32 index() const { return PxU32(ind >> 32); }
        PX_CUDA_CALLABLE PX_FORCE_INLINE PxU32 articulationLinkId() const { return PxU32((ind >> 1) & 0x7FFFFFFF); }
        PX_CUDA_CALLABLE PX_FORCE_INLINE PxU32 isArticulation() const { return PxU32(ind & 1); }
 
        PX_CUDA_CALLABLE PX_FORCE_INLINE bool isStaticBody() const { return PxU32(ind >> 32) == PX_INVALID_NODE; }
 
        PX_CUDA_CALLABLE bool isValid() const { return PxU32(ind >> 32) != PX_INVALID_NODE; }
 
        PX_CUDA_CALLABLE void setIndices(PxU32 index, PxU32 articLinkId) { ind = ((PxU64(index) << 32) | (articLinkId << 1) | 1); }
 
        PX_CUDA_CALLABLE void setIndices(PxU32 index) { ind = ((PxU64(index) << 32)); }
 
        PX_CUDA_CALLABLE bool operator < (const PxNodeIndex& other) const { return ind < other.ind; }
 
        PX_CUDA_CALLABLE bool operator <= (const PxNodeIndex& other) const { return ind <= other.ind; }
 
        PX_CUDA_CALLABLE bool operator == (const PxNodeIndex& other) const { return ind == other.ind; }
 
        PX_CUDA_CALLABLE PxU64 getInd() const { return ind; }
    };
#if !PX_DOXYGEN
} // namespace physx
#endif
 
#endif