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PxQueryFiltering.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_PHYSICS_NX_SCENE_QUERY_FILTERING
#define PX_PHYSICS_NX_SCENE_QUERY_FILTERING

#include "PxPhysXConfig.h"
#include "PxFiltering.h"
#include "PxQueryReport.h"
#include "PxClient.h"

#if !PX_DOXYGEN
namespace physx
{
#endif

class PxShape;
class PxRigidActor;
struct PxQueryHit;


struct PxQueryFlag
{
    enum Enum
    {
        eSTATIC             = (1<<0),   

        eDYNAMIC            = (1<<1),   

        ePREFILTER          = (1<<2),   

        ePOSTFILTER         = (1<<3),   

        eANY_HIT            = (1<<4),   


        eNO_BLOCK           = (1<<5),   


        eRESERVED           = (1<<15)   
    };
};
PX_COMPILE_TIME_ASSERT(PxQueryFlag::eSTATIC==(1<<0));
PX_COMPILE_TIME_ASSERT(PxQueryFlag::eDYNAMIC==(1<<1));

typedef PxFlags<PxQueryFlag::Enum,PxU16> PxQueryFlags;
PX_FLAGS_OPERATORS(PxQueryFlag::Enum,PxU16)


struct PxQueryHitType
{
    enum Enum
    {
        eNONE   = 0,    
        eTOUCH  = 1,    
        eBLOCK  = 2     
    };
};

struct PxQueryFilterData
{
    explicit PX_INLINE PxQueryFilterData() : flags(PxQueryFlag::eDYNAMIC | PxQueryFlag::eSTATIC), clientId(PX_DEFAULT_CLIENT) {}

    explicit PX_INLINE PxQueryFilterData(const PxFilterData& fd, PxQueryFlags f) : data(fd), flags(f), clientId(PX_DEFAULT_CLIENT) {}

    explicit PX_INLINE PxQueryFilterData(PxQueryFlags f) : flags(f), clientId(PX_DEFAULT_CLIENT) {}

    PxFilterData    data;       
    PxQueryFlags    flags;      
    PX_DEPRECATED PxClientID        clientId;   
};

class PxQueryFilterCallback
{
public:

    virtual PxQueryHitType::Enum preFilter(
        const PxFilterData& filterData, const PxShape* shape, const PxRigidActor* actor, PxHitFlags& queryFlags) = 0;

    virtual PxQueryHitType::Enum postFilter(const PxFilterData& filterData, const PxQueryHit& hit) = 0;

    virtual ~PxQueryFilterCallback() {}
};

typedef PX_DEPRECATED PxQueryHitType::Enum (*PxBatchQueryPreFilterShader)(
    PxFilterData queryFilterData, PxFilterData objectFilterData,
    const void* constantBlock, PxU32 constantBlockSize,
    PxHitFlags& hitFlags);

typedef PX_DEPRECATED PxQueryHitType::Enum (*PxBatchQueryPostFilterShader)(
    PxFilterData queryFilterData, PxFilterData objectFilterData,
    const void* constantBlock, PxU32 constantBlockSize,
    const PxQueryHit& hit);

#if !PX_DOXYGEN
} // namespace physx
#endif

#endif

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