---

     

---

sdk/extensions/physx/source/physics/NvBlastExtPxManagerImpl.h

Go to the documentation of this file.

// This code contains NVIDIA Confidential Information and is disclosed to you
// under a form of NVIDIA software license agreement provided separately to you.
//
// Notice
// NVIDIA Corporation and its licensors retain all intellectual property and
// proprietary rights in and to this software and related documentation and
// any modifications thereto. Any use, reproduction, disclosure, or
// distribution of this software and related documentation without an express
// license agreement from NVIDIA Corporation is strictly prohibited.
//
// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
//
// Information and code furnished is believed to be accurate and reliable.
// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
// information or for any infringement of patents or other rights of third parties that may
// result from its use. No license is granted by implication or otherwise under any patent
// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
// This code supersedes and replaces all information previously supplied.
// NVIDIA Corporation products are not authorized for use as critical
// components in life support devices or systems without express written approval of
// NVIDIA Corporation.
//
// Copyright (c) 2016-2020 NVIDIA Corporation. All rights reserved.


#ifndef NVBLASTEXTPXMANAGERIMPL_H
#define NVBLASTEXTPXMANAGERIMPL_H

#include "NvBlastExtPxManager.h"
#include "NvBlastArray.h"
#include "NvBlastHashMap.h"
#include "NvBlastExtPxListener.h"
#include "NvBlastExtPxFamily.h"

#include "PxRigidDynamic.h"


using namespace physx;


namespace Nv
{
namespace Blast
{

// Forward declarations
class TkActor;

class ExtPxManagerImpl final : public ExtPxManager
{
    NV_NOCOPY(ExtPxManagerImpl)

public:
    friend class ExtPxActorImpl;
    friend class ExtPxFamilyImpl;

    ExtPxManagerImpl(PxPhysics& physics, TkFramework&framework, ExtPxCreateJointFunction createFn, bool usePxUserData)
        : m_physics(physics), m_framework(framework), m_createJointFn(createFn), m_usePxUserData(usePxUserData), m_actorCountLimit(0)
    {
    }

    ~ExtPxManagerImpl()
    {
    }

    virtual void release() override;



    virtual ExtPxFamily*    createFamily(const ExtPxFamilyDesc& desc) override;

    virtual bool            createJoint(TkJoint& joint) override;

    virtual void            destroyJoint(TkJoint& joint) override;

    virtual void            setCreateJointFunction(ExtPxCreateJointFunction createFn) override
    {
        m_createJointFn = createFn;
    }

    virtual uint32_t        getFamilyCount() const override
    {
        return m_tkFamiliesMap.size();
    }

    virtual uint32_t        getFamilies(ExtPxFamily** buffer, uint32_t bufferSize) const override
    {
        uint32_t index = 0;
        for (auto it = const_cast<ExtPxManagerImpl*>(this)->m_tkFamiliesMap.getIterator(); !it.done() && index < bufferSize; ++it)
        {
            buffer[index++] = it->second;
        }
        return index;
    }

    virtual ExtPxFamily*    getFamilyFromTkFamily(TkFamily& family) const override
    {
        auto entry = m_tkFamiliesMap.find(&family);
        return entry != nullptr ? entry->second : nullptr;
    }

    virtual ExtPxActor*     getActorFromPhysXActor(const PxRigidDynamic& pxActor) const override
    {
        auto it = m_physXActorsMap.find(&pxActor);
        return it != nullptr ? it->second : nullptr;
    }

    virtual PxPhysics&      getPhysics() const override
    {
        return m_physics;
    }

    virtual TkFramework&    getFramework() const override
    {
        return m_framework;
    }

    virtual bool            isPxUserDataUsed() const override
    {
        return m_usePxUserData;
    }

    virtual void            subscribe(ExtPxListener& listener) override
    {
        m_listeners.pushBack(&listener);
    }

    virtual void            unsubscribe(ExtPxListener& listener) override
    {
        m_listeners.findAndReplaceWithLast(&listener);
    }

    virtual void            setActorCountLimit(uint32_t limit) override
    {
        m_actorCountLimit = limit;
    }

    virtual uint32_t        getActorCountLimit() override
    {
        return m_actorCountLimit;
    }

    virtual uint32_t        getPxActorCount() const override
    {
        return m_physXActorsMap.size();
    }



    void                    registerActor(PxRigidDynamic* pxActor, ExtPxActor* actor)
    {
        if (m_usePxUserData)
        {
            pxActor->userData = actor;
        }
        m_physXActorsMap[pxActor] = actor;
    }

    void                    unregisterActor(PxRigidDynamic* pxActor)
    {
        if (m_usePxUserData)
        {
            pxActor->userData = nullptr;
        }
        m_physXActorsMap.erase(pxActor);
    }

    void                    registerFamily(ExtPxFamily& family)
    {
        m_tkFamiliesMap[&family.getTkFamily()] = &family;
    }

    void                    unregisterFamily(ExtPxFamily& family)
    {
        m_tkFamiliesMap.erase(&family.getTkFamily());
    }

    void                    updateJoint(TkJoint& joint);



    void                    dispatchActorCreated(ExtPxFamily& family, ExtPxActor& actor)
    {
        for (ExtPxListener* listener : m_listeners)
            listener->onActorCreated(family, actor);
    }

    void                    dispatchActorDestroyed(ExtPxFamily& family, ExtPxActor&actor)
    {
        for (ExtPxListener* listener : m_listeners)
            listener->onActorDestroyed(family, actor);
    }


private:


    PxPhysics&                                              m_physics;
    TkFramework&                                            m_framework;
    ExtPxCreateJointFunction                                m_createJointFn;
    bool                                                    m_usePxUserData;
    InlineArray<ExtPxListener*, 8>::type                    m_listeners;
    HashMap<const PxRigidDynamic*, ExtPxActor*>::type       m_physXActorsMap;
    HashMap<TkFamily*, ExtPxFamily*>::type                  m_tkFamiliesMap;
    HashMap<TkActor*, Array<TkJoint*>::type >::type         m_incompleteJointMultiMap;
    uint32_t                                                m_actorCountLimit;
};

} // namespace Blast
} // namespace Nv


#endif // ifndef NVBLASTEXTPXMANAGERIMPL_H

Copyright © 2015-2017 NVIDIA Corporation, 2701 San Tomas Expressway, Santa Clara, CA 95050 U.S.A. All rights reserved. www.nvidia.com