Initial commit:

PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617

[CL 21300167]

1 files changed, 215 insertions, 0 deletions

diff --git a/PhysX_3.4/Snippets/SnippetVehicleCommon/SnippetVehicleSceneQuery.cpp b/PhysX_3.4/Snippets/SnippetVehicleCommon/SnippetVehicleSceneQuery.cpp
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+// 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.  
+
+#include <new>
+#include "SnippetVehicleSceneQuery.h"
+#include "PxPhysicsAPI.h"
+
+namespace snippetvehicle
+{
+
+using namespace physx;
+
+void setupDrivableSurface(PxFilterData& filterData)
+{
+	filterData.word3 = static_cast<PxU32>(DRIVABLE_SURFACE);
+}
+
+void setupNonDrivableSurface(PxFilterData& filterData)
+{
+	filterData.word3 = UNDRIVABLE_SURFACE;
+}
+
+PxQueryHitType::Enum WheelSceneQueryPreFilterBlocking
+(PxFilterData filterData0, PxFilterData filterData1,
+ const void* constantBlock, PxU32 constantBlockSize,
+ PxHitFlags& queryFlags)
+{
+	//filterData0 is the vehicle suspension query.
+	//filterData1 is the shape potentially hit by the query.
+	PX_UNUSED(filterData0);
+	PX_UNUSED(constantBlock);
+	PX_UNUSED(constantBlockSize);
+	PX_UNUSED(queryFlags);
+	return ((0 == (filterData1.word3 & DRIVABLE_SURFACE)) ? PxQueryHitType::eNONE : PxQueryHitType::eBLOCK);
+}
+
+PxQueryHitType::Enum WheelSceneQueryPostFilterBlocking
+(PxFilterData filterData0, PxFilterData filterData1,
+ const void* constantBlock, PxU32 constantBlockSize,
+ const PxQueryHit& hit)
+{
+	PX_UNUSED(filterData0);
+	PX_UNUSED(filterData1);
+	PX_UNUSED(constantBlock);
+	PX_UNUSED(constantBlockSize);
+	if((static_cast<const PxSweepHit&>(hit)).hadInitialOverlap())
+		return PxQueryHitType::eNONE;
+	return PxQueryHitType::eBLOCK;
+}
+
+PxQueryHitType::Enum WheelSceneQueryPreFilterNonBlocking
+(PxFilterData filterData0, PxFilterData filterData1,
+const void* constantBlock, PxU32 constantBlockSize,
+PxHitFlags& queryFlags)
+{
+	//filterData0 is the vehicle suspension query.
+	//filterData1 is the shape potentially hit by the query.
+	PX_UNUSED(filterData0);
+	PX_UNUSED(constantBlock);
+	PX_UNUSED(constantBlockSize);
+	PX_UNUSED(queryFlags);
+	return ((0 == (filterData1.word3 & DRIVABLE_SURFACE)) ? PxQueryHitType::eNONE : PxQueryHitType::eTOUCH);
+}
+
+PxQueryHitType::Enum WheelSceneQueryPostFilterNonBlocking
+(PxFilterData filterData0, PxFilterData filterData1,
+const void* constantBlock, PxU32 constantBlockSize,
+const PxQueryHit& hit)
+{
+	PX_UNUSED(filterData0);
+	PX_UNUSED(filterData1);
+	PX_UNUSED(constantBlock);
+	PX_UNUSED(constantBlockSize);
+	if ((static_cast<const PxSweepHit&>(hit)).hadInitialOverlap())
+		return PxQueryHitType::eNONE;
+	return PxQueryHitType::eTOUCH;
+}
+
+VehicleSceneQueryData::VehicleSceneQueryData()
+:  mNumQueriesPerBatch(0),
+   mNumHitResultsPerQuery(0),
+   mRaycastResults(NULL),
+   mRaycastHitBuffer(NULL),
+   mPreFilterShader(NULL),
+   mPostFilterShader(NULL)
+{
+}
+
+VehicleSceneQueryData::~VehicleSceneQueryData()
+{
+}
+
+VehicleSceneQueryData* VehicleSceneQueryData::allocate
+(const PxU32 maxNumVehicles, const PxU32 maxNumWheelsPerVehicle, const PxU32 maxNumHitPointsPerWheel, const PxU32 numVehiclesInBatch, 
+ PxBatchQueryPreFilterShader preFilterShader, PxBatchQueryPostFilterShader postFilterShader, 
+ PxAllocatorCallback& allocator)
+{
+	const PxU32 sqDataSize = ((sizeof(VehicleSceneQueryData) + 15) & ~15);
+
+	const PxU32 maxNumWheels = maxNumVehicles*maxNumWheelsPerVehicle;
+	const PxU32 raycastResultSize = ((sizeof(PxRaycastQueryResult)*maxNumWheels + 15) & ~15);
+	const PxU32 sweepResultSize = ((sizeof(PxSweepQueryResult)*maxNumWheels + 15) & ~15);
+
+	const PxU32 maxNumHitPoints = maxNumWheels*maxNumHitPointsPerWheel;
+	const PxU32 raycastHitSize = ((sizeof(PxRaycastHit)*maxNumHitPoints + 15) & ~15);
+	const PxU32 sweepHitSize = ((sizeof(PxSweepHit)*maxNumHitPoints + 15) & ~15);
+
+	const PxU32 size = sqDataSize + raycastResultSize + raycastHitSize + sweepResultSize + sweepHitSize;
+	PxU8* buffer = static_cast<PxU8*>(allocator.allocate(size, NULL, NULL, 0));
+	
+	VehicleSceneQueryData* sqData = new(buffer) VehicleSceneQueryData();
+	sqData->mNumQueriesPerBatch = numVehiclesInBatch*maxNumWheelsPerVehicle;
+	sqData->mNumHitResultsPerQuery = maxNumHitPointsPerWheel;
+	buffer += sqDataSize;
+	
+	sqData->mRaycastResults = reinterpret_cast<PxRaycastQueryResult*>(buffer);
+	buffer += raycastResultSize;
+
+	sqData->mRaycastHitBuffer = reinterpret_cast<PxRaycastHit*>(buffer);
+	buffer += raycastHitSize;
+
+	sqData->mSweepResults = reinterpret_cast<PxSweepQueryResult*>(buffer);
+	buffer += sweepResultSize;
+
+	sqData->mSweepHitBuffer = reinterpret_cast<PxSweepHit*>(buffer);
+	buffer += sweepHitSize;
+
+	for (PxU32 i = 0; i < maxNumWheels; i++)
+	{
+		new(sqData->mRaycastResults + i) PxRaycastQueryResult();
+		new(sqData->mSweepResults + i) PxSweepQueryResult();
+	}
+
+	for (PxU32 i = 0; i < maxNumHitPoints; i++)
+	{
+		new(sqData->mRaycastHitBuffer + i) PxRaycastHit();
+		new(sqData->mSweepHitBuffer + i) PxSweepHit();
+	}
+
+	sqData->mPreFilterShader = preFilterShader;
+	sqData->mPostFilterShader = postFilterShader;
+
+	return sqData;
+}
+
+void VehicleSceneQueryData::free(PxAllocatorCallback& allocator)
+{
+	allocator.deallocate(this);
+}
+
+PxBatchQuery* VehicleSceneQueryData::setUpBatchedSceneQuery(const PxU32 batchId, const VehicleSceneQueryData& vehicleSceneQueryData, PxScene* scene)
+{
+	const PxU32 maxNumQueriesInBatch =  vehicleSceneQueryData.mNumQueriesPerBatch;
+	const PxU32 maxNumHitResultsInBatch = vehicleSceneQueryData.mNumQueriesPerBatch*vehicleSceneQueryData.mNumHitResultsPerQuery;
+
+	PxBatchQueryDesc sqDesc(maxNumQueriesInBatch, maxNumQueriesInBatch, 0);
+
+	sqDesc.queryMemory.userRaycastResultBuffer = vehicleSceneQueryData.mRaycastResults + batchId*maxNumQueriesInBatch;
+	sqDesc.queryMemory.userRaycastTouchBuffer = vehicleSceneQueryData.mRaycastHitBuffer + batchId*maxNumHitResultsInBatch;
+	sqDesc.queryMemory.raycastTouchBufferSize = maxNumHitResultsInBatch;
+
+	sqDesc.queryMemory.userSweepResultBuffer = vehicleSceneQueryData.mSweepResults + batchId*maxNumQueriesInBatch;
+	sqDesc.queryMemory.userSweepTouchBuffer = vehicleSceneQueryData.mSweepHitBuffer + batchId*maxNumHitResultsInBatch;
+	sqDesc.queryMemory.sweepTouchBufferSize = maxNumHitResultsInBatch;
+
+	sqDesc.preFilterShader = vehicleSceneQueryData.mPreFilterShader;
+
+	sqDesc.postFilterShader = vehicleSceneQueryData.mPostFilterShader;
+
+	return scene->createBatchQuery(sqDesc);
+}
+
+PxRaycastQueryResult* VehicleSceneQueryData::getRaycastQueryResultBuffer(const PxU32 batchId) 
+{
+	return (mRaycastResults + batchId*mNumQueriesPerBatch);
+}
+
+PxSweepQueryResult* VehicleSceneQueryData::getSweepQueryResultBuffer(const PxU32 batchId)
+{
+	return (mSweepResults + batchId*mNumQueriesPerBatch);
+}
+
+
+PxU32 VehicleSceneQueryData::getQueryResultBufferSize() const 
+{
+	return mNumQueriesPerBatch;
+}
+
+} // namespace snippetvehicle