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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 GU_MESH_FACTORY_H
#define GU_MESH_FACTORY_H
#include "foundation/PxIO.h"
#include "PxTriangleMesh.h"
#include "PxConvexMesh.h"
#include "PxHeightField.h"
#include "CmPhysXCommon.h"
#include "PxPhysXConfig.h"
#include "PsMutex.h"
#include "PsArray.h"
#include "PsUserAllocated.h"
#include "PsHashSet.h"
namespace physx
{
class PxHeightFieldDesc;
namespace Gu
{
class ConvexMesh;
class HeightField;
class TriangleMesh;
class TriangleMeshData;
struct ConvexHullData;
}
class GuMeshFactoryListener
{
protected:
virtual ~GuMeshFactoryListener(){}
public:
virtual void onGuMeshFactoryBufferRelease(const PxBase* object, PxType type) = 0;
};
#if PX_VC
#pragma warning(push)
#pragma warning( disable : 4251 ) // class needs to have dll-interface to be used by clients of class
#endif
class PX_PHYSX_COMMON_API GuMeshFactory : public Ps::UserAllocated
{
PX_NOCOPY(GuMeshFactory)
public:
GuMeshFactory();
protected:
virtual ~GuMeshFactory();
public:
void release();
// Triangle mehes
void addTriangleMesh(Gu::TriangleMesh* np, bool lock=true);
PxTriangleMesh* createTriangleMesh(PxInputStream& stream);
PxTriangleMesh* createTriangleMesh(void* triangleMeshData);
bool removeTriangleMesh(PxTriangleMesh&);
PxU32 getNbTriangleMeshes() const;
PxU32 getTriangleMeshes(PxTriangleMesh** userBuffer, PxU32 bufferSize, PxU32 startIndex) const;
// Convexes
void addConvexMesh(Gu::ConvexMesh* np, bool lock=true);
PxConvexMesh* createConvexMesh(PxInputStream&);
PxConvexMesh* createConvexMesh(void* convexMeshData);
bool removeConvexMesh(PxConvexMesh&);
PxU32 getNbConvexMeshes() const;
PxU32 getConvexMeshes(PxConvexMesh** userBuffer, PxU32 bufferSize, PxU32 startIndex) const;
// Heightfields
void addHeightField(Gu::HeightField* np, bool lock=true);
PxHeightField* createHeightField(void* heightFieldMeshData);
PxHeightField* createHeightField(PxInputStream&);
bool removeHeightField(PxHeightField&);
PxU32 getNbHeightFields() const;
PxU32 getHeightFields(PxHeightField** userBuffer, PxU32 bufferSize, PxU32 startIndex) const;
void addFactoryListener( GuMeshFactoryListener& listener );
void removeFactoryListener( GuMeshFactoryListener& listener );
void notifyFactoryListener(const PxBase*, PxType typeID);
protected:
PxTriangleMesh* createTriangleMesh(Gu::TriangleMeshData& data);
PxConvexMesh* createConvexMesh(Gu::ConvexHullData& data);
#if PX_SUPPORT_GPU_PHYSX
virtual void notifyReleaseTriangleMesh(const PxTriangleMesh&) {}
virtual void notifyReleaseHeightField(const PxHeightField&) {}
virtual void notifyReleaseConvexMesh(const PxConvexMesh&) {}
#endif
mutable Ps::Mutex mTrackingMutex;
private:
Ps::CoalescedHashSet<Gu::TriangleMesh*> mTriangleMeshes;
Ps::CoalescedHashSet<Gu::ConvexMesh*> mConvexMeshes;
Ps::CoalescedHashSet<Gu::HeightField*> mHeightFields;
Ps::Array<GuMeshFactoryListener*> mFactoryListeners;
};
#if PX_VC
#pragma warning(pop)
#endif
}
#endif
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