Andron666
121 lines
3.7 KiB
C++
121 lines
3.7 KiB
C++
/*
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* Copyright (c) <2017> Side Effects Software Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Produced by:
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* Mykola Konyk
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* Side Effects Software Inc
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* 123 Front Street West, Suite 1401
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* Toronto, Ontario
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* Canada M5J 2M2
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* 416-504-9876
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*
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*/
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#pragma once
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#include "HoudiniEngineTask.h"
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#include "HoudiniEngineTaskInfo.h"
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#include "HAL/Runnable.h"
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#include "HAL/RunnableThread.h"
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#include "Misc/SingleThreadRunnable.h"
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class FHoudiniEngineScheduler : public FRunnable, FSingleThreadRunnable
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{
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public:
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FHoudiniEngineScheduler();
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virtual ~FHoudiniEngineScheduler();
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/** FRunnable methods. **/
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public:
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virtual uint32 Run() override;
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virtual void Stop() override;
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FSingleThreadRunnable * GetSingleThreadInterface() override;
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/** FSingleThreadRunnable methods. **/
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public:
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virtual void Tick() override;
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public:
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/** Add a task. **/
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void AddTask( const FHoudiniEngineTask & Task );
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/** Add instantiation response task info. **/
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void AddResponseTaskInfo(
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HAPI_Result Result, EHoudiniEngineTaskType::Type TaskType,
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EHoudiniEngineTaskState::Type TaskState,
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HAPI_NodeId AssetId, const FHoudiniEngineTask & Task );
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void AddResponseMessageTaskInfo(
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HAPI_Result Result, EHoudiniEngineTaskType::Type TaskType,
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EHoudiniEngineTaskState::Type TaskState, HAPI_NodeId AssetId, const FHoudiniEngineTask & Task,
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const FString & ErrorMessage );
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protected:
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/** Process queued tasks. **/
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void ProcessQueuedTasks();
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/** Task : instantiate an asset. **/
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void TaskInstantiateAsset( const FHoudiniEngineTask & Task );
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/** Task : cook an asset. **/
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void TaskCookAsset( const FHoudiniEngineTask & Task );
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/** Create description of task's state. **/
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void TaskDescription( FHoudiniEngineTaskInfo & Task, const FString & ActorName, const FString & StatusString );
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/** Delete an asset. **/
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void TaskDeleteAsset( const FHoudiniEngineTask & Task );
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protected:
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/** Initial number of tasks in our circular queue. **/
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static const uint32 InitialTaskSize;
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protected:
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/** Synchronization primitive. **/
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FCriticalSection CriticalSection;
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/** List of scheduled tasks. **/
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FHoudiniEngineTask* Tasks;
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/** Head of the circular queue. **/
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uint32 PositionWrite;
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/** Tail of the circular queue. **/
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uint32 PositionRead;
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/** Size of the circular queue. **/
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uint32 TaskCount;
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/** Stopping flag. **/
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bool bStopping;
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// Frequency update (sleep time between each update)
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static const float UpdateFrequency;
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};
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