Initial commit:

PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617

[CL 21300167]

1 files changed, 164 insertions, 0 deletions

diff --git a/PhysX_3.4/Source/PhysX/src/buffering/ScbSceneBuffer.h b/PhysX_3.4/Source/PhysX/src/buffering/ScbSceneBuffer.h
new file mode 100644
index 00000000..61fea2af
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+++ b/PhysX_3.4/Source/PhysX/src/buffering/ScbSceneBuffer.h
@@ -0,0 +1,164 @@
+// 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 PX_PHYSICS_SCB_SCENE_BUFFER
+#define PX_PHYSICS_SCB_SCENE_BUFFER
+
+#include "CmPhysXCommon.h"
+
+#include "ScScene.h"
+
+#define PxClientBehaviorFlag_eNOT_BUFFERED	PxClientBehaviorFlags(0xff)
+
+namespace physx
+{
+namespace Scb
+{
+
+struct SceneBuffer
+{
+public:
+	static const PxU32 sMaxNbDominanceGroups = 32;
+
+	PX_INLINE SceneBuffer();
+
+	PX_INLINE void clearDominanceBuffer();
+	PX_INLINE void setDominancePair(PxU32 group1, PxU32 group2, const PxDominanceGroupPair& dominance);
+	PX_INLINE bool getDominancePair(PxU32 group1, PxU32 group2, PxDominanceGroupPair& dominance) const;
+	PX_INLINE void syncDominancePairs(Sc::Scene& scene);
+
+	PX_INLINE void clearVisualizationParams();
+
+	PxReal								visualizationParam[PxVisualizationParameter::eNUM_VALUES];
+	PxU8								visualizationParamChanged[PxVisualizationParameter::eNUM_VALUES];
+	PxBounds3							visualizationCullingBox;
+	PxU8								visualizationCullingBoxChanged;
+	PxU32								dominancePairFlag[sMaxNbDominanceGroups - 1];
+	PxU32								dominancePairValues[sMaxNbDominanceGroups];
+	PxVec3								gravity;
+	PxReal								bounceThresholdVelocity;
+	PxSceneFlags						flags;
+	PxU32								solverBatchSize;
+	PxU32								numClientsCreated;
+	Ps::Array<PxClientBehaviorFlags>	clientBehaviorFlags;	//a value is buffered if it is not -1.
+};
+
+
+PX_INLINE SceneBuffer::SceneBuffer() : clientBehaviorFlags(PX_DEBUG_EXP("clientBehaviorFlags"))
+{
+	clearDominanceBuffer();
+	clearVisualizationParams();
+	numClientsCreated = 0;
+	clientBehaviorFlags.pushBack(PxClientBehaviorFlag_eNOT_BUFFERED);	//need member for default client, PxClientBehaviorFlag_eNOT_BUFFERED means its not storing anything.
+}
+
+
+PX_INLINE void SceneBuffer::clearDominanceBuffer()
+{
+	PxMemSet(&dominancePairFlag, 0, (sMaxNbDominanceGroups - 1) * sizeof(PxU32));
+}
+
+
+PX_INLINE void SceneBuffer::clearVisualizationParams()
+{
+	PxMemZero(visualizationParamChanged, PxVisualizationParameter::eNUM_VALUES * sizeof(PxU8));
+}
+
+
+PX_INLINE void SceneBuffer::setDominancePair(PxU32 group1, PxU32 group2, const PxDominanceGroupPair& dominance)
+{
+	PX_ASSERT(group1 != group2);
+	PX_ASSERT(group1 < sMaxNbDominanceGroups);
+	PX_ASSERT(group2 < sMaxNbDominanceGroups);
+
+	if (group1 < group2)
+		dominancePairFlag[group1] = dominancePairFlag[group1] | (1 << group2);
+	else
+		dominancePairFlag[group2] = dominancePairFlag[group2] | (1 << group1);
+
+	if (dominance.dominance0 != 0.0f)
+		dominancePairValues[group1] = dominancePairValues[group1] | (1 << group2);
+	else
+		dominancePairValues[group1] = dominancePairValues[group1] & (~(1 << group2));
+
+	if (dominance.dominance1 != 0.0f)
+		dominancePairValues[group2] = dominancePairValues[group2] | (1 << group1);
+	else
+		dominancePairValues[group2] = dominancePairValues[group2] & (~(1 << group1));
+}
+
+
+PX_INLINE bool SceneBuffer::getDominancePair(PxU32 group1, PxU32 group2, PxDominanceGroupPair& dominance) const
+{
+	PX_ASSERT(group1 != group2);
+	PX_ASSERT(group1 < sMaxNbDominanceGroups);
+	PX_ASSERT(group2 < sMaxNbDominanceGroups);
+
+	PxU32 isBuffered = 0;
+	if (group1 < group2)
+		isBuffered = dominancePairFlag[group1] & (1 << group2);
+	else
+		isBuffered = dominancePairFlag[group2] & (1 << group1);
+
+	if (isBuffered)
+	{
+		dominance.dominance0 = PxU8((dominancePairValues[group1] & (1 << group2)) >> group2 );
+		dominance.dominance1 = PxU8((dominancePairValues[group2] & (1 << group1)) >> group1 );
+		return true;
+	}
+	
+	return false;
+}
+
+
+PX_INLINE void SceneBuffer::syncDominancePairs(Sc::Scene& scene)
+{
+	for(PxU32 i=0; i < (sMaxNbDominanceGroups - 1); i++)
+	{
+		if (dominancePairFlag[i])
+		{
+			for(PxU32 j=(i+1); j < sMaxNbDominanceGroups; j++)
+			{
+				PxDominanceGroupPair dominance(0, 0);
+				if (getDominancePair(i, j, dominance))
+				{
+					scene.setDominanceGroupPair(PxDominanceGroup(i), PxDominanceGroup(j), dominance);
+				}
+			}
+		}
+	}
+}
+
+
+}  // namespace Scb
+
+}
+
+#endif