135 lines
3.2 KiB
C++
135 lines
3.2 KiB
C++
/*****************************************************************************
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* HDevThread.h
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*****************************************************************************
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*
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* Project: Halcon/C++
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* Description: Helper class for export of HDevelop's parallel
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* language extensions.
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*
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* (c) 2014-2018 by MVTec Software GmbH
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* www.mvtec.com
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*
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*****************************************************************************
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*
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*
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*****************************************************************************/
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#ifndef HCPP_DEV_THREAD_H
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#define HCPP_DEV_THREAD_H
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namespace HalconCpp
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{
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class LIntExport HDevThreadContext
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{
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public:
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HDevThreadContext();
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~HDevThreadContext();
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void* GetHandle() const
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{
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return mContextHandle;
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}
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private:
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void* mContextHandle;
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};
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class HDevInputParam;
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class HDevOutputParam;
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class LIntExport HDevThread
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{
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public:
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// Manage threads and procedure calls
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explicit HDevThread(const HDevThreadContext& context,
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const void* proc, Hlong num_in, Hlong num_out);
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~HDevThread();
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void Start();
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void ParStart(HTuple *par_handle);
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static void ParJoin(const HTuple& par_handles);
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void Exit(void);
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void CallProc();
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bool IsDirectCall() const {return mDirectCall;}
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// Store copy of input parameter value in thread-specific context
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void SetInputIconicParamObject(Hlong par_index, const HObject& obj);
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void SetInputIconicParamVector(Hlong par_index,
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const HObjectVector& vector);
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void SetInputCtrlParamTuple(Hlong par_index, const HTuple& tuple);
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void SetInputCtrlParamVector(Hlong par_index,
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const HTupleVector& vector);
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// Access thread-specific copy of input value
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const HObject& GetInputIconicParamObject(Hlong par_index);
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const HObjectVector& GetInputIconicParamVector(Hlong par_index);
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const HTuple& GetInputCtrlParamTuple(Hlong par_index);
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const HTupleVector& GetInputCtrlParamVector(Hlong par_index);
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// Bind variable reference to output parameter
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void BindOutputIconicParamObject(Hlong par_index, bool global,
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HObject* obj);
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void BindOutputIconicParamVector(Hlong par_index, bool global,
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HObjectVector* vector,
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HTuple index = HTuple());
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void BindOutputCtrlParamTuple(Hlong par_index, bool global, HTuple* obj);
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void BindOutputCtrlParamVector(Hlong par_index, bool global,
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HTupleVector* vector,
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HTuple index = HTuple());
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// Store result of procedure call into bound output variables
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void StoreOutputIconicParamObject(Hlong par_index, const HObject& obj);
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void StoreOutputIconicParamVector(Hlong par_index,
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const HObjectVector& vector);
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void StoreOutputCtrlParamTuple(Hlong par_index, const HTuple& tuple);
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void StoreOutputCtrlParamVector(Hlong par_index,
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const HTupleVector& vector);
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protected:
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void* mThreadHandle;
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const void* mProc;
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bool mDirectCall;
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Hlong mNumParamsInput;
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Hlong mNumParamsOutput;
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HDevInputParam** mParamsInput;
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HDevOutputParam** mParamsOutput;
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};
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} // namespace HalconCpp
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#endif
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