1 files changed, 125 insertions, 0 deletions
diff --git a/PhysX_3.4/Source/SimulationController/src/cloth/ScClothShape.cpp b/PhysX_3.4/Source/SimulationController/src/cloth/ScClothShape.cpp
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+++ b/PhysX_3.4/Source/SimulationController/src/cloth/ScClothShape.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 "ScClothShape.h"
+#if PX_USE_CLOTH_API
+
+#include "ScNPhaseCore.h"
+#include "ScScene.h"
+
+#include "ScClothSim.h"
+#include "PxsContext.h"
+#include "BpSimpleAABBManager.h"
+#include "ScSqBoundsManager.h"
+
+using namespace physx;
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+Sc::ClothShape::ClothShape(ClothSim& cloth) :
+	ElementSim(cloth, ElementType::eCLOTH),
+    mClothCore(cloth.getCore()),
+	mHasCollision(mClothCore.getClothFlags() & PxClothFlag::eSCENE_COLLISION)
+{
+	if (mHasCollision)
+		createLowLevelVolume();
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+Sc::ClothShape::~ClothShape()
+{
+	if (isInBroadPhase())
+		destroyLowLevelVolume();
+
+	PX_ASSERT(!isInBroadPhase());
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void Sc::ClothShape::getFilterInfo(PxFilterObjectAttributes& filterAttr, PxFilterData& filterData) const
+{
+	filterAttr = 0;
+	ElementSim::setFilterObjectAttributeType(filterAttr, PxFilterObjectType::eCLOTH);
+	filterData = mClothCore.getSimulationFilterData();
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void Sc::ClothShape::updateBoundsInAABBMgr()
+{
+	if(~mClothCore.getClothFlags() & PxClothFlag::eSCENE_COLLISION)
+	{
+		if(mHasCollision)
+		{
+			destroyLowLevelVolume();
+			mHasCollision = false;
+		}
+		return;
+	}
+
+	if(!mHasCollision)
+	{
+		createLowLevelVolume();
+		mHasCollision = true;
+	}
+
+	Scene& scene = getScene();
+
+	PxBounds3 worldBounds = mClothCore.getWorldBounds();
+	worldBounds.fattenSafe(mClothCore.getContactOffset()); // fatten for fast moving colliders
+    scene.getBoundsArray().setBounds(worldBounds, getElementID());
+	scene.getAABBManager()->getChangedAABBMgActorHandleMap().growAndSet(getElementID());
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void Sc::ClothShape::createLowLevelVolume()
+{
+	PX_ASSERT(getWorldBounds().isFinite());
+	getScene().getBoundsArray().setBounds(getWorldBounds(), getElementID());	
+	addToAABBMgr(0, Bp::FilterGroup::eCLOTH_NO_PARTICLE_INTERACTION, false);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void Sc::ClothShape::destroyLowLevelVolume()
+{
+	if (!isInBroadPhase())
+		return;
+
+	Sc::Scene& scene = getScene();
+	PxsContactManagerOutputIterator outputs = scene.getLowLevelContext()->getNphaseImplementationContext()->getContactManagerOutputs();
+	scene.getNPhaseCore()->onVolumeRemoved(this, 0, outputs, scene.getPublicFlags() & PxSceneFlag::eADAPTIVE_FORCE);
+	removeFromAABBMgr();
+}
+
+
+#endif	// PX_USE_CLOTH_API