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src/ExternLib/StatisticFunctions/AbstractFunc.hh 13.4 KB
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/*
 * AbstractFunc.hh
 *
 *  Created on: Jun 21, 2018
 *      Author: benjamin
 */

#ifndef ABSTRACTFUNC_HH_
#define ABSTRACTFUNC_HH_

#include "Parameter.hh"
#include "ParamData.hh"
#include "DataTypeMath.hh"
#include "Operation.hh"

#include <iterator>

namespace AMDA {
namespace Parameters {
namespace StatisticFunctions {

/**
 * @class AbstractFunc
 * @brief 
 * @details This class implement the interface Operation.
 */

class AbstractFuncBase : public Operation {
public:
	AbstractFuncBase(Process& pProcess, TimeIntervalListSPtr pTimeIntervalList, double windowtime) : Operation(pProcess), _timeIntervalList(pTimeIntervalList), _currentTimeInterval(pTimeIntervalList->begin()), _windowtime(windowtime), _needInit(true) {

	}

	virtual ~AbstractFuncBase() {

	}

	double getWindowTime() {
		return _windowtime;
	}

	bool inWindow(double time) {
		return (time >= _minWindow && time <= _maxWindow);
	}

	double getIntStartTime() {
		return _currentTimeInterval->_startTime;
	}

	double getIntStopTime() {
		return _currentTimeInterval->_stopTime;
	}

	bool inInt(double time) {
		return (time >= _currentTimeInterval->_startTime && time <= _currentTimeInterval->_stopTime);
	}

	double getTarget() {
		return _target;
	}

	bool needInit() {
		return _needInit;
	}

	void setNeedInit(bool needInit) {
		_needInit = needInit;
	}

	bool setTarget(double time) {
		if (!inInt(time)) {
			return false;
		}

		_target = time;
		_minWindow = _target - _windowtime / 2.;
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		if (_minWindow < _currentTimeInterval->_startTime - _windowtime / 2.) {
			_minWindow = _currentTimeInterval->_startTime - _windowtime / 2.;
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		}
		_maxWindow = _target + _windowtime / 2.;
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		if (_maxWindow > _currentTimeInterval->_stopTime + _windowtime / 2.) {
			_maxWindow = _currentTimeInterval->_stopTime + _windowtime / 2.;
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		}
		return true;
	}

	/**
	 * @overload Operation::reset(double pStartTime, double pTimeInt)
	 * @brief reset static data to process another TimeInterval
	 */
	virtual void reset() {
		Operation::reset();
		if (_currentTimeInterval == _timeIntervalList->end()) {
			return;
		}
		++_currentTimeInterval;
		_needInit = true;
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        resetFunc();
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	}

	virtual bool nextTarget() = 0;

	virtual bool needToChangeTarget(double crtTime) = 0;

	virtual double getSampling() = 0;
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	virtual void init() = 0;
        
        virtual void resetFunc() = 0;
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private:
	TimeIntervalListSPtr _timeIntervalList;

	TimeIntervalList::iterator _currentTimeInterval;

	double _windowtime;

	double _minWindow;

	double _maxWindow;

	double _target;

	bool _needInit;
};

template <typename InputElemType, typename OutputElemType> 
class AbstractFunc : public AbstractFuncBase {
public:
	/**
	 * @brief Constructor.
	 * @details Create the ParamData type of the input ParamData.
	 */
	AbstractFunc(Process& pProcess, TimeIntervalListSPtr pTimeIntervalList, ParamDataSpec<InputElemType>& paramInput, double windowtime)
	: AbstractFuncBase(pProcess, pTimeIntervalList, windowtime),
	  _paramInput(paramInput),
	  _paramOutput(new ParamDataSpec<OutputElemType>) {
	  _paramDataOutput=_paramOutput;
	}

	virtual ~AbstractFunc() {
	}

	virtual void pushData(double time, InputElemType& elem) = 0;

	virtual OutputElemType compute() = 0;
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	/**
	 * @overload Operation::write(ParamDataIndexInfo &pParamDataIndexInfo)
	 */
  
	void write(ParamDataIndexInfo &pParamDataIndexInfo) {
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		if ((pParamDataIndexInfo._nbDataToProcess > 0)) {
			if (pParamDataIndexInfo._startIndex == 0) {
				_nanVal = _paramInput.get(0);
				_nanVal << NotANumber();
			}
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                        for (unsigned int _index = pParamDataIndexInfo._startIndex ;
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				_index < pParamDataIndexInfo._startIndex + pParamDataIndexInfo._nbDataToProcess;
				++_index)
			{
				double crtTime = _paramInput.getTime(_index);
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                                InputElemType crtVal = _paramInput.get(_index);
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                                if (needToChangeTarget(crtTime)) {
                                    _paramOutput->pushTime(getTarget());
                                    _paramOutput->push(compute());
                                    pushData(crtTime, crtVal);
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                                    if (nextTarget()) {
                                        bool skip = false;
                                        while (!skip && needToChangeTarget(crtTime)) {
                                            _paramOutput->pushTime(getTarget());
                                            _paramOutput->push(compute());
                                            skip = nextTarget();
                                        }
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                                    }
                                }
                                else {
                                    pushData(crtTime, crtVal);
                                    if (needInit()) {
					init();
                                    }
                                }
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			}
		}
		if (pParamDataIndexInfo._timeIntToProcessChanged || pParamDataIndexInfo._noMoreTimeInt) {
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            if (!needInit()) {
			    do {
                    if (inInt(getTarget())) {
			            _paramOutput->pushTime(getTarget());
			            _paramOutput->push(compute());
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                    }
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			    } while (nextTarget());
            }
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		}
	}

	double getInputParamSampling() {
		return _paramInput.getMinSampling();
	}

private:
	ParamDataSpec<InputElemType>& _paramInput;

	ParamDataSpec<OutputElemType>* _paramOutput;

protected:
	OutputElemType _nanVal;
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};

template <typename InputElemType, typename OutputElemType> 
class Abstract2ParamsFunc : public AbstractFuncBase {
public:
	/**
	 * @brief Constructor.
	 * @details Create the ParamData type of the input ParamData.
	 */
	Abstract2ParamsFunc(Process& pProcess, TimeIntervalListSPtr pTimeIntervalList, ParamDataSpec<InputElemType>& param1Input, ParamDataSpec<InputElemType>& param2Input, double windowtime)
	: AbstractFuncBase(pProcess, pTimeIntervalList, windowtime),
	  _param1Input(param1Input),
	  _param2Input(param2Input),
	  _paramOutput(new ParamDataSpec<OutputElemType>) {
	  _paramDataOutput=_paramOutput;
	}

	virtual ~Abstract2ParamsFunc() {
	}

	virtual void pushData(double time, InputElemType& elem1, InputElemType& elem2) = 0;

	virtual OutputElemType compute() = 0;
        
	/**
	 * @overload Operation::write(ParamDataIndexInfo &pParamDataIndexInfo)
	 */
  
	void write(ParamDataIndexInfo &pParamDataIndexInfo) {
		if ((pParamDataIndexInfo._nbDataToProcess > 0)) {
			for (unsigned int _index = pParamDataIndexInfo._startIndex ;
				_index < pParamDataIndexInfo._startIndex + pParamDataIndexInfo._nbDataToProcess;
				++_index)
			{
				double crtTime = _param1Input.getTime(_index);
                InputElemType crtVal1 = _param1Input.get(_index);
				InputElemType crtVal2 = _param2Input.get(_index);
                if (needToChangeTarget(crtTime)) {
                    _paramOutput->pushTime(getTarget());
                    _paramOutput->push(compute());
                    pushData(crtTime, crtVal1, crtVal2);
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                    if (nextTarget()) {
                        bool skip = false;
                        while (!skip && needToChangeTarget(crtTime)) {
                            _paramOutput->pushTime(getTarget());
                            _paramOutput->push(compute());
                            skip = nextTarget();
                        }
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                    }
                }
                else {
                    pushData(crtTime, crtVal1, crtVal2);
                    if (needInit()) {
						init();
                    }
                }
			}
		}
		if (pParamDataIndexInfo._timeIntToProcessChanged || pParamDataIndexInfo._noMoreTimeInt) {
            if (!needInit()) {
				do {
                    if (inInt(getTarget())) {
						_paramOutput->pushTime(getTarget());
						_paramOutput->push(compute());
                    }
				} while (nextTarget());
            }
		}
	}

	double getInputParamSampling() {
		return _param1Input.getMinSampling();
	}

public:
	ParamDataSpec<InputElemType>& _param1Input;

	ParamDataSpec<InputElemType>& _param2Input;

	ParamDataSpec<OutputElemType>* _paramOutput;
};
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template <typename InputElemType, typename OutputElemType>
class ClassicAbstractFunc : public AbstractFunc<InputElemType,OutputElemType> {
public:
	ClassicAbstractFunc(Process& pProcess, TimeIntervalListSPtr pTimeIntervalList, ParamDataSpec<InputElemType>& paramInput, double windowtime)
          : AbstractFunc<InputElemType,OutputElemType>(pProcess, pTimeIntervalList, paramInput, windowtime) {
	}

	virtual ~ClassicAbstractFunc() {
	}
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	virtual void init() {
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		AbstractFunc<InputElemType,OutputElemType>::setTarget(AbstractFunc<InputElemType,OutputElemType>::getIntStartTime());
		AbstractFunc<InputElemType,OutputElemType>::setNeedInit(false);
	}

	virtual bool nextTarget() {
		double target = AbstractFunc<InputElemType,OutputElemType>::getTarget() + AbstractFunc<InputElemType,OutputElemType>::getWindowTime();
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        bool res = AbstractFunc<InputElemType,OutputElemType>::setTarget(target);
        while (!_mem.empty() && !AbstractFunc<InputElemType,OutputElemType>::inWindow(_mem.front().first)) {
            _mem.pop_front();
        }
        return res;
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	}

	virtual bool needToChangeTarget(double crtTime) {
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		return !AbstractFunc<InputElemType,OutputElemType>::needInit() && !AbstractFunc<InputElemType,OutputElemType>::inWindow(crtTime);
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	}

	virtual double getSampling() {
		return AbstractFunc<InputElemType,OutputElemType>::getWindowTime();
	}

	virtual void pushData(double time, InputElemType& elem) {
		_mem.push_back(std::make_pair(time, elem));
	}
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        virtual void resetFunc() {
            _mem.clear();
        }
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protected:
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	std::list<std::pair<double,InputElemType> > _mem;
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};

template <typename InputElemType, typename OutputElemType>
class SmAbstractFunc : public AbstractFunc<InputElemType,OutputElemType> {
public:
	SmAbstractFunc(Process& pProcess, TimeIntervalListSPtr pTimeIntervalList, ParamDataSpec<InputElemType>& paramInput, double windowtime)
	  : AbstractFunc<InputElemType,OutputElemType>(pProcess, pTimeIntervalList, paramInput, windowtime) {
	}

	virtual ~SmAbstractFunc() {
	}
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	virtual void init() {
            if (!_targets.empty()) {
		AbstractFunc<InputElemType,OutputElemType>::setTarget(_targets.front());
                AbstractFunc<InputElemType,OutputElemType>::setNeedInit(false);
                _targets.pop_front();
            }
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	}

	virtual bool nextTarget() {
		if (!_targets.empty()) {
			bool res = AbstractFunc<InputElemType,OutputElemType>::setTarget(_targets.front());
			_targets.pop_front();
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                        while (!_mem.empty() && !AbstractFunc<InputElemType,OutputElemType>::inWindow(_mem.front().first)) {
                            _mem.pop_front();
                        }
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			return res;
		}
		return false;
	}

	virtual bool needToChangeTarget(double crtTime) {
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		return !AbstractFunc<InputElemType,OutputElemType>::needInit() && !AbstractFunc<InputElemType,OutputElemType>::inWindow(crtTime) && !_targets.empty() ;
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	}

	virtual double getSampling() {
		return AbstractFunc<InputElemType,OutputElemType>::getInputParamSampling();
	}

	virtual void pushData(double time, InputElemType& elem) {
		_mem.push_back(std::make_pair(time, elem));
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		if (time >= AbstractFunc<InputElemType,OutputElemType>::getIntStartTime() && time <= AbstractFunc<InputElemType,OutputElemType>::getIntStopTime())
			_targets.push_back(time);
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	}
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    virtual void resetFunc() {
        _mem.clear();
        _targets.clear();
    }

protected:
	std::list<double> _targets;

	std::list<std::pair<double,InputElemType> > _mem;
};

template <typename InputElemType, typename OutputElemType>
class Sm2ParamsAbstractFunc : public Abstract2ParamsFunc<InputElemType, OutputElemType> {
public:
	Sm2ParamsAbstractFunc(Process& pProcess, TimeIntervalListSPtr pTimeIntervalList, ParamDataSpec<InputElemType>& param1Input, ParamDataSpec<InputElemType>& param2Input, double windowtime)
	  : Abstract2ParamsFunc<InputElemType,OutputElemType>(pProcess, pTimeIntervalList, param1Input, param2Input, windowtime) {
	}

	virtual ~Sm2ParamsAbstractFunc() {
	}

	virtual void init() {
            if (!_targets.empty()) {
				Abstract2ParamsFunc<InputElemType,OutputElemType>::setTarget(_targets.front());
                Abstract2ParamsFunc<InputElemType,OutputElemType>::setNeedInit(false);
                _targets.pop_front();
            }
	}

	virtual bool nextTarget() {
		if (!_targets.empty()) {
			bool res = Abstract2ParamsFunc<InputElemType,OutputElemType>::setTarget(_targets.front());
			_targets.pop_front();
            while (!_mem.empty() && !Abstract2ParamsFunc<InputElemType,OutputElemType>::inWindow(_mem.front().first)) {
                _mem.pop_front();
            }
			return res;
		}
		return false;
	}

	virtual bool needToChangeTarget(double crtTime) {
		return !Abstract2ParamsFunc<InputElemType,OutputElemType>::needInit() && 
				!Abstract2ParamsFunc<InputElemType,OutputElemType>::inWindow(crtTime) && !_targets.empty() ;
	}

	virtual double getSampling() {
		return Abstract2ParamsFunc<InputElemType,OutputElemType>::getInputParamSampling();
	}

	virtual void pushData(double time, InputElemType& elem1, InputElemType& elem2) {
		_mem.push_back(std::make_pair(time, std::make_pair(elem1,elem2)));
		_targets.push_back(time);
	}
        
    virtual void resetFunc() {
        _mem.clear();
        _targets.clear();
    }
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protected:
	std::list<double> _targets;
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	std::list<std::pair<double,std::pair<InputElemType,InputElemType > > > _mem;
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};

} /* namespace StatisticFunctions */
} /* namespace Parameters */
} /* namespace AMDA */
#endif /* ABSTRACTFUNC_HH_ */