PxTaskManager.h

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00026 // Copyright (c) 2008-2017 NVIDIA Corporation. All rights reserved.
00027 
00028 #ifndef PXTASK_PXTASKMANAGER_H
00029 #define PXTASK_PXTASKMANAGER_H
00030 
00031 #include "task/PxTaskDefine.h"
00032 #include "foundation/PxSimpleTypes.h"
00033 #include "foundation/PxErrorCallback.h"
00034 
00035 namespace physx
00036 {
00037 
00038 PX_PUSH_PACK_DEFAULT
00039 
00040 class PxBaseTask;
00041 class PxTask;
00042 class PxLightCpuTask;
00043 typedef unsigned int PxTaskID;
00044 
00053 struct PxTaskType
00054 {
00058     enum Enum
00059     {
00060         TT_CPU,             
00061         TT_GPU,             
00062         TT_NOT_PRESENT,     
00063         TT_COMPLETED        
00064     };
00065 };
00066 
00067 class PxCpuDispatcher;
00068 class PxGpuDispatcher;
00069 
00083 class PxTaskManager
00084 {
00085 public:
00086 
00094     virtual void     setCpuDispatcher(PxCpuDispatcher& ref) = 0;
00095 
00103     virtual void     setGpuDispatcher(PxGpuDispatcher& ref) = 0;
00104     
00112     virtual PxCpuDispatcher*            getCpuDispatcher() const = 0;
00113 
00121     virtual PxGpuDispatcher*            getGpuDispatcher() const = 0;
00122 
00130     virtual void    resetDependencies() = 0;
00131     
00139     virtual void    startSimulation() = 0;
00140 
00146     virtual void    stopSimulation() = 0;
00147 
00153     virtual void    taskCompleted(PxTask& task) = 0;
00154 
00161     virtual PxTaskID  getNamedTask(const char* name) = 0;
00162 
00172     virtual PxTaskID  submitNamedTask(PxTask* task, const char* name, PxTaskType::Enum type = PxTaskType::TT_CPU) = 0;
00173 
00182     virtual PxTaskID  submitUnnamedTask(PxTask& task, PxTaskType::Enum type = PxTaskType::TT_CPU) = 0;
00183 
00191     virtual PxTask*   getTaskFromID(PxTaskID id) = 0;
00192 
00196     virtual void        release() = 0;
00197 
00201     static PxTaskManager* createTaskManager(PxErrorCallback& errorCallback, PxCpuDispatcher* = 0, PxGpuDispatcher* = 0);
00202     
00203 protected:
00204     virtual ~PxTaskManager() {}
00205 
00208     virtual void finishBefore(PxTask& task, PxTaskID taskID) = 0;
00209     virtual void startAfter(PxTask& task, PxTaskID taskID) = 0;
00210 
00211     virtual void addReference(PxTaskID taskID) = 0;
00212     virtual void decrReference(PxTaskID taskID) = 0;
00213     virtual int32_t getReference(PxTaskID taskID) const = 0;
00214 
00215     virtual void decrReference(PxLightCpuTask&) = 0;
00216     virtual void addReference(PxLightCpuTask&) = 0;
00217 
00220     friend class PxBaseTask;
00221     friend class PxTask;
00222     friend class PxLightCpuTask;
00223     friend class PxGpuWorkerThread;
00224 };
00225 
00226 PX_POP_PACK
00227 
00228 } // end physx namespace
00229 
00230 
00231 #endif // PXTASK_PXTASKMANAGER_H


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