Initial commit:

PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617

[CL 21300167]

1 files changed, 90 insertions, 0 deletions

diff --git a/PhysX_3.4/Samples/SampleBase/ParticleEmitterPressure.h b/PhysX_3.4/Samples/SampleBase/ParticleEmitterPressure.h
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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.  
+
+#ifndef PARTICLE_EMITTER_PRESSURE_H
+#define PARTICLE_EMITTER_PRESSURE_H
+
+//----------------------------------------------------------------------------//
+
+#include "ParticleEmitter.h"
+
+//----------------------------------------------------------------------------//
+
+class ParticleEmitterPressure : public ParticleEmitter
+{
+
+public:
+						ParticleEmitterPressure(ParticleEmitter::Shape::Enum shape, PxReal	extentX, PxReal extentY, PxReal spacing);
+	virtual				~ParticleEmitterPressure();
+
+	virtual		void	stepInternal(ParticleData& particles, PxReal dt, const PxVec3& externalAcceleration, PxReal maxParticleVelocity);
+
+				void	setMaxRate(PxReal v)									{ mMaxRate = v; }
+				PxReal	getMaxRate() const										{ return mMaxRate; }
+
+
+private:
+
+	struct SiteData
+	{
+		PxVec3 position;
+		PxVec3 velocity;
+		bool predecessor;
+		PxReal noiseZ;
+	};
+
+private:
+
+	PxVec3 mSimulationAcceleration;
+	PxReal mSimulationMaxVelocity;
+
+	void clearPredecessors();
+
+	bool stepEmissionSite(
+		SiteData& siteData,
+		ParticleData& spawnData,
+		PxU32& spawnNum, 
+		const PxU32 spawnMax,
+		const PxVec3 &sitePos, 
+		const PxVec3 &siteVel,
+		const PxReal dt);
+
+	void predictPredecessorPos(SiteData& siteData, PxReal dt);
+	void updatePredecessor(SiteData& siteData, const PxVec3& position, const PxVec3& velocity);
+
+private:
+
+	std::vector<SiteData>	mSites;
+	PxReal					mMaxZNoiseOffset;
+	PxReal					mMaxRate;
+};
+
+//----------------------------------------------------------------------------//
+
+#endif // PARTICLE_EMITTER_PRESSURE_H