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]
---
 .../pxparticleios/include/ParticleIosActorGPU.h    | 131 +++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 APEX_1.4/module/pxparticleios/include/ParticleIosActorGPU.h

(limited to 'APEX_1.4/module/pxparticleios/include/ParticleIosActorGPU.h')

diff --git a/APEX_1.4/module/pxparticleios/include/ParticleIosActorGPU.h b/APEX_1.4/module/pxparticleios/include/ParticleIosActorGPU.h
new file mode 100644
index 00000000..b7339c46
--- /dev/null
+++ b/APEX_1.4/module/pxparticleios/include/ParticleIosActorGPU.h
@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2008-2015, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * NVIDIA CORPORATION and its licensors retain all intellectual property
+ * and proprietary rights in and to this software, 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.
+ */
+
+
+#ifndef __PARTICLE_IOS_ACTOR_GPU_H__
+#define __PARTICLE_IOS_ACTOR_GPU_H__
+
+#include "Apex.h"
+
+#include "ParticleIosActorImpl.h"
+#include "ParticleIosAssetImpl.h"
+#include "InstancedObjectSimulationIntl.h"
+#include "ParticleIosScene.h"
+#include "ApexActor.h"
+#include "ApexContext.h"
+#include "ApexFIFO.h"
+#include "FieldSamplerQueryIntl.h"
+
+#include "PxGpuTask.h"
+
+namespace nvidia
+{
+
+namespace iofx
+{
+class IofxActor;
+class RenderVolume;
+}
+	
+namespace pxparticleios
+{
+
+class ParticleIosActorGPU;
+
+class ParticleIosActorGPU : public ParticleIosActorImpl
+{
+public:
+	ParticleIosActorGPU(ResourceList&, ParticleIosAssetImpl&, ParticleIosScene&, IofxAsset&);
+	~ParticleIosActorGPU();
+
+	virtual PxTaskID				submitTasks(PxTaskManager* tm);
+	virtual void						setTaskDependencies(PxTaskID taskStartAfterID, PxTaskID taskFinishBeforeID);
+	virtual void						fetchResults();
+
+private:
+	bool								launch(CUstream stream, int kernelIndex);
+	void								trigger();
+
+#if APEX_CUDA_SUPPORT
+	CUevent								mCuSyncEvent;
+	PxGpuCopyDescQueue			mCopyQueue;
+#endif
+
+	ApexMirroredArray<uint32_t>		mHoleScanSum;
+	ApexMirroredArray<uint32_t>		mMoveIndices;
+
+	ApexMirroredArray<uint32_t>		mTmpReduce;
+	ApexMirroredArray<uint32_t>		mTmpHistogram;
+	ApexMirroredArray<uint32_t>		mTmpScan;
+	ApexMirroredArray<uint32_t>		mTmpScan1;
+
+	ApexMirroredArray<uint32_t>		mTmpOutput;	// 0:STATUS_LASTACTIVECOUNT, ...
+	ApexMirroredArray<uint32_t>		mTmpBoundParams;	// min, max
+
+	class LaunchTask : public PxGpuTask
+	{
+	public:
+		LaunchTask(ParticleIosActorGPU& actor) : mActor(actor) {}
+		const char*	getName() const
+		{
+			return "ParticleIosActorGPU::LaunchTask";
+		}
+		void		run()
+		{
+			PX_ALWAYS_ASSERT();
+		}
+		bool		launchInstance(CUstream stream, int kernelIndex)
+		{
+			return mActor.launch(stream, kernelIndex);
+		}
+		PxGpuTaskHint::Enum getTaskHint() const
+		{
+			return PxGpuTaskHint::Kernel;
+		}
+
+	protected:
+		ParticleIosActorGPU& mActor;
+
+	private:
+		LaunchTask& operator=(const LaunchTask&);
+	};
+	class TriggerTask : public PxTask
+	{
+	public:
+		TriggerTask(ParticleIosActorGPU& actor) : mActor(actor) {}
+
+		const char* getName() const
+		{
+			return "ParticleIosActorGPU::TriggerTask";
+		}
+		void run()
+		{
+			mActor.trigger();
+		}
+
+	protected:
+		ParticleIosActorGPU& mActor;
+
+	private:
+		TriggerTask& operator=(const TriggerTask&);
+	};
+
+
+	static PX_CUDA_CALLABLE PX_INLINE PxMat44 inverse(const PxMat44& in);
+	static float distance(PxVec4 a, PxVec4 b);
+
+	LaunchTask							mLaunchTask;
+	TriggerTask							mTriggerTask;
+};
+
+}
+} // namespace nvidia
+
+#endif // __PARTICLE_IOS_ACTOR_GPU_H__
-- 
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