From 3dfe2108cfab31ba3ee5527e217d0d8e99a51162 Mon Sep 17 00:00:00 2001
From: git perforce import user <a@b>
Date: Tue, 25 Oct 2016 12:29:14 -0600
Subject: Initial commit: PhysX 3.4.0 Update @ 21294896 APEX 1.4.0 Update @
 21275617

[CL 21300167]
---
 .../include/PxvNphaseImplementationContext.h       | 220 +++++++++++++++++++++
 1 file changed, 220 insertions(+)
 create mode 100644 PhysX_3.4/Source/LowLevel/software/include/PxvNphaseImplementationContext.h

(limited to 'PhysX_3.4/Source/LowLevel/software/include/PxvNphaseImplementationContext.h')

diff --git a/PhysX_3.4/Source/LowLevel/software/include/PxvNphaseImplementationContext.h b/PhysX_3.4/Source/LowLevel/software/include/PxvNphaseImplementationContext.h
new file mode 100644
index 00000000..84eddbca
--- /dev/null
+++ b/PhysX_3.4/Source/LowLevel/software/include/PxvNphaseImplementationContext.h
@@ -0,0 +1,220 @@
+// 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) 2008-2016 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 PXV_NPHASE_IMPLEMENTATION_CONTEXT_H
+#define PXV_NPHASE_IMPLEMENTATION_CONTEXT_H
+
+#include "PxSceneDesc.h"
+#include "PxsContactManagerState.h"
+#include "PsArray.h"
+
+#if PX_SUPPORT_GPU_PHYSX
+#include "Pxg.h"
+#endif
+
+namespace physx
+{
+
+namespace IG
+{
+	class SimpleIslandManager;
+	class IslandSim;
+	typedef PxU32 EdgeIndex;
+}
+
+namespace Dy
+{
+	class Context;
+}
+
+class PxBaseTask;
+class PxsContext;
+struct PxsShapeCore;
+class PxsMaterialCore;
+struct PxgDynamicsMemoryConfig;
+class PxsContactManager;
+struct PxsContactManagerOutput;
+class PxsKernelWranglerManager;
+class PxsHeapMemoryAllocatorManager;
+
+
+struct PxsContactManagerBase
+{
+	static const PxU32 NEW_CONTACT_MANAGER_MASK = 0x80000000;
+	static const PxU32 GPU_NP_OFFSET = 0x4;
+
+	static const PxU32 MaxBucketBits = 3;
+
+	const PxU32									mBucketId;
+
+	PxsContactManagerBase(const PxU32 bucketId) : mBucketId(bucketId)
+	{
+		PX_ASSERT(bucketId < (1<<MaxBucketBits));
+	}
+
+
+	PX_FORCE_INLINE PxU32 computeId(const PxU32 index) const { PX_ASSERT(index < PxU32(1 << (32 - (MaxBucketBits-1)))); return (index << MaxBucketBits) | (mBucketId); }
+	static PX_FORCE_INLINE PxU32 computeIndexFromId(const PxU32 id) { return id >> MaxBucketBits; }
+	static PX_FORCE_INLINE PxU32 computeBucketIndexFromId(const PxU32 id) { return id & ((1<<MaxBucketBits)-1); }
+
+private:
+	PX_NOCOPY(PxsContactManagerBase)
+};
+
+class PxsContactManagerOutputIterator
+{
+	PxU32 mOffsets[1<<PxsContactManagerBase::MaxBucketBits];
+	PxsContactManagerOutput* mOutputs;
+
+public:
+
+	PxsContactManagerOutputIterator() : mOutputs(NULL)
+	{
+	}
+
+	PxsContactManagerOutputIterator(PxU32* offsets, PxU32 nbOffsets, PxsContactManagerOutput* outputs) : mOutputs(outputs)
+	{
+		PX_ASSERT(nbOffsets <= (1<<PxsContactManagerBase::MaxBucketBits));
+
+		for(PxU32 a = 0; a < nbOffsets; ++a)
+		{
+			mOffsets[a] = offsets[a];
+		}
+	}
+
+	PX_FORCE_INLINE PxsContactManagerOutput& getContactManager(PxU32 id)
+	{
+		PX_ASSERT((id & PxsContactManagerBase::NEW_CONTACT_MANAGER_MASK) == 0);
+		PxU32 bucketId = PxsContactManagerBase::computeBucketIndexFromId(id);
+		PxU32 cmOutId = PxsContactManagerBase::computeIndexFromId(id);
+		return mOutputs[mOffsets[bucketId] + cmOutId];
+	}
+
+	PxU32 getIndex(PxU32 id)
+	{
+		PX_ASSERT((id & PxsContactManagerBase::NEW_CONTACT_MANAGER_MASK) == 0);
+		PxU32 bucketId = PxsContactManagerBase::computeBucketIndexFromId(id);
+		PxU32 cmOutId = PxsContactManagerBase::computeIndexFromId(id);
+		return mOffsets[bucketId] + cmOutId;
+	}
+};
+
+
+class PxvNphaseImplementationContext
+{
+	private:
+												PX_NOCOPY(PxvNphaseImplementationContext)
+public:
+	
+	PxvNphaseImplementationContext(PxsContext& context): mContext(context) {}
+	virtual ~PxvNphaseImplementationContext() {}
+	virtual void						destroy() = 0;
+	virtual void						updateContactManager(PxReal dt, bool hasBoundsArrayChanged, bool hasContactDistanceChanged, PxBaseTask* continuation, PxBaseTask* firstPassContinuation) = 0;
+	virtual void						secondPassUpdateContactManager(PxReal dt, PxBaseTask* continuation) = 0;
+	virtual void						fetchUpdateContactManager() = 0;
+	
+	virtual void						registerContactManager(PxsContactManager* cm, PxI32 touching, PxU32 patchCount) = 0;
+	virtual void						registerContactManagers(PxsContactManager** cm, PxU32 nbContactManagers, PxU32 maxContactManagerId) = 0;
+	virtual void						unregisterContactManager(PxsContactManager* cm) = 0;
+	virtual void						refreshContactManager(PxsContactManager* cm) = 0;
+
+	virtual void						registerShape(const PxsShapeCore& shapeCore) = 0;
+	virtual void						unregisterShape(const PxsShapeCore& shapeCore) = 0;
+
+	virtual void						registerMaterial(const PxsMaterialCore& materialCore) = 0;
+	virtual void						updateMaterial(const PxsMaterialCore& materialCore) = 0;
+	virtual void						unregisterMaterial(const PxsMaterialCore& materialCore) = 0;
+
+	virtual void						updateShapeMaterial(const PxsShapeCore& shapeCore) = 0;
+
+	virtual PxsContactManagerOutput*	getGPUContactManagerOutputBase() = 0;
+	
+	virtual void						startNarrowPhaseTasks() = 0;
+
+	virtual void						appendContactManagers() = 0;	
+
+	virtual PxsContactManagerOutput&	getNewContactManagerOutput(PxU32 index) = 0;
+
+	virtual PxsContactManagerOutputIterator	getContactManagerOutputs() = 0;
+
+	virtual void							setContactModifyCallback(PxContactModifyCallback* callback) = 0;
+
+	virtual void							acquireContext() = 0;
+	virtual void							releaseContext() = 0;
+	virtual void							preallocateNewBuffers(PxU32 nbNewPairs, PxU32 maxIndex) = 0;
+
+	
+			
+		
+protected:
+
+	PxsContext&					mContext;
+};
+
+class PxvNphaseImplementationFallback
+{
+	private:
+												PX_NOCOPY(PxvNphaseImplementationFallback)
+public:
+	
+	PxvNphaseImplementationFallback() {}
+	virtual ~PxvNphaseImplementationFallback() {}
+	virtual void				processContactManager(PxReal dt, PxsContactManagerOutput* cmOutputs, PxBaseTask* continuation) = 0;
+	virtual void				processContactManagerSecondPass(PxReal dt, PxBaseTask* continuation) = 0;
+
+	virtual void				registerContactManager(PxsContactManager* cm, PxI32 touching, PxU32 numPatches) = 0;
+	virtual void				unregisterContactManagerFallback(PxsContactManager* cm, PxsContactManagerOutput* cmOutputs) = 0;
+
+	virtual void				refreshContactManagerFallback(PxsContactManager* cm, PxsContactManagerOutput* cmOutputs) = 0;
+
+	virtual PxsContactManagerOutput& getNewContactManagerOutput(PxU32 npId) = 0;
+
+	virtual void				appendContactManagersFallback(PxsContactManagerOutput* outputs) = 0;
+
+	virtual void				setContactModifyCallback(PxContactModifyCallback* callback) = 0;
+
+	virtual void				removeContactManagersFallback(PxsContactManagerOutput* cmOutputs) = 0;
+
+};
+
+class PxvNphaseImplementationContextUsableAsFallback: public PxvNphaseImplementationContext, public PxvNphaseImplementationFallback
+{
+	private:
+												PX_NOCOPY(PxvNphaseImplementationContextUsableAsFallback)
+public:
+	PxvNphaseImplementationContextUsableAsFallback(PxsContext& context): PxvNphaseImplementationContext(context) {}
+	virtual ~PxvNphaseImplementationContextUsableAsFallback() {}
+};
+
+PxvNphaseImplementationContextUsableAsFallback* createNphaseImplementationContext(PxsContext& context, IG::IslandSim* islandSim);
+
+}
+
+#endif
-- 
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