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// This code contains NVIDIA Confidential Information and is disclosed
// under the Mutual Non-Disclosure Agreement.
//
// Notice
// ALL NVIDIA DESIGN SPECIFICATIONS AND CODE ("MATERIALS") ARE PROVIDED "AS IS" NVIDIA MAKES
// NO REPRESENTATIONS, WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
// THE MATERIALS, AND EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTIES OF NONINFRINGEMENT,
// MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
//
// 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. No third party distribution is allowed unless
// expressly authorized by NVIDIA. 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 � 2008- 2013 NVIDIA Corporation. All rights reserved.
//
// 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.
//
#ifndef _NVWAVEWORKS_FFT_SIMULATION_MANAGER_H
#define _NVWAVEWORKS_FFT_SIMULATION_MANAGER_H
#include "Internal.h"
class NVWaveWorks_FFT_Simulation;
struct GFSDK_WaveWorks_Simulation_Manager_Timings
{
// this struct is filled by simulation manager implementation
float time_start_to_stop; // time between starting the 1st thread's work and completing the last thread's work
float time_total; // sum of all time spent in worker threads doing actual work
float time_wait_for_completion; // time spent on waitTasksCompletion
};
class NVWaveWorks_FFT_Simulation_Manager
{
public:
virtual ~NVWaveWorks_FFT_Simulation_Manager() {};
virtual HRESULT initD3D11(ID3D11Device* /*pD3DDevice*/) { return S_OK; }
virtual HRESULT initGL2(void* /*pGLContext*/) { return S_OK; }
virtual HRESULT initNoGraphics() { return S_OK; }
virtual HRESULT initGnm() { return S_OK; }
// Simulation lifetime management
virtual NVWaveWorks_FFT_Simulation* createSimulation(const GFSDK_WaveWorks_Detailed_Simulation_Params::Cascade& params) = 0;
virtual void releaseSimulation(NVWaveWorks_FFT_Simulation* pSimulation) = 0;
// Pipeline synchronization
virtual HRESULT kick(Graphics_Context* pGC, double dSimTime, gfsdk_U64& kickID) = 0;
virtual bool getStagingCursor(gfsdk_U64* pKickID) = 0; // Returns true iff the staging cursor is valid
virtual bool getReadbackCursor(gfsdk_U64* pKickID) = 0; // Returns true iff the readback cursor is valid
enum AdvanceCursorResult
{
AdvanceCursorResult_Failed = -1, // Something bad happened
AdvanceCursorResult_Succeeded = 0, // The cursor was advanced
AdvanceCursorResult_None, // The cursor was not advanced because there were no kicks in-flight
AdvanceCursorResult_WouldBlock // The cursor was not advanced because although there was a kick in-flight,
// the function was called in non-blocking mode and the in-flight kick is not
// yet ready
};
virtual AdvanceCursorResult advanceStagingCursor(bool block) = 0;
virtual AdvanceCursorResult advanceReadbackCursor(bool block) = 0;
enum WaitCursorResult
{
WaitCursorResult_Failed = -1, // Something bad happened
WaitCursorResult_Succeeded = 0, // The cursor is ready to advance
WaitCursorResult_None // The cursor is not ready to advance because there were no kicks in-flight
};
virtual WaitCursorResult waitStagingCursor() = 0;
virtual HRESULT archiveDisplacements() = 0;
// Hooks
virtual HRESULT beforeReinit(const GFSDK_WaveWorks_Detailed_Simulation_Params& params, bool reinitOnly) = 0;
virtual HRESULT getTimings(GFSDK_WaveWorks_Simulation_Manager_Timings& timings) = 0;
};
#endif // _NVWAVEWORKS_FFT_SIMULATION_MANAGER_H
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