ReflectionSelector.h

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/*
 * Copyright (C) <2012-2024> <EDF-DTG> <FRANCE>
 * This file is part of Code_TYMPAN (R).
 * Code_TYMPAN (R) is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * Code_TYMPAN (R) is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License along
 * with Code_TYMPAN (R). If not, see <https://www.gnu.org/licenses/>.
 */
 
#ifndef REFLECTION_SELECTOR
#define REFLECTION_SELECTOR
 
#include "Selector.h"
#include "Acoustic/SpecularReflexion.h"
 
template <typename T> class ReflectionSelector : public Selector<T>
{
public:
    ReflectionSelector(int _maxReflectionOrder = 1, bool _acceptGround = false, OPERATOR _op = LESS_OR_EQUAL)
        : Selector<T>()
    {
        maxReflectionOrder = _maxReflectionOrder;
        acceptGround = _acceptGround;
        op = _op;
    }
 
    virtual Selector<T>* Copy()
    {
        ReflectionSelector* newSelector = new ReflectionSelector(maxReflectionOrder, acceptGround);
        newSelector->setIsDeletable(this->deletable);
        newSelector->setOperator(op);
        return newSelector;
    }
 
    virtual SELECTOR_RESPOND canBeInserted(T* r, unsigned long long& replace)
    {
        switch (op)
        {
            case LESS:
                if (r->getReflex() >= static_cast<unsigned int>(maxReflectionOrder))
                {
                    return SELECTOR_REJECT;
                }
                break;
            case LESS_OR_EQUAL:
                if (r->getReflex() > static_cast<unsigned int>(maxReflectionOrder))
                {
                    return SELECTOR_REJECT;
                }
                break;
            case EQUAL:
                if (r->getReflex() != static_cast<unsigned int>(maxReflectionOrder))
                {
                    return SELECTOR_REJECT;
                }
                break;
            case GREATER_OR_EQUAL:
                if (r->getReflex() < static_cast<unsigned int>(maxReflectionOrder))
                {
                    return SELECTOR_REJECT;
                }
                break;
            case GREATER:
                if (r->getReflex() <= static_cast<unsigned int>(maxReflectionOrder))
                {
                    return SELECTOR_REJECT;
                }
                break;
        }
 
        // Check if the ray is reflected on the ground if necessary
        if (!acceptGround)
        {
 
            // loop on evets
            std::vector<boost::shared_ptr<Event>>* tabEvent = r->getEvents();
            for (unsigned int i = 0; i < tabEvent->size(); i++)
            {
 
                // check if the ith event is a reflexion on the ground
                SpecularReflexion* reflex = dynamic_cast<SpecularReflexion*>(tabEvent->at(i).get());
                if (reflex && reflex->getShape()->isSol())
                {
                    return SELECTOR_REJECT;
                }
            }
        }
        return SELECTOR_ACCEPT;
    }
 
    virtual void insert(T* r)
    {
        return;
    }
 
    virtual bool insertWithTest(T* r)
    {
        switch (op)
        {
            case LESS:
                if (r->getReflex() >= static_cast<unsigned int>(maxReflectionOrder))
                {
                    return false;
                }
                break;
            case LESS_OR_EQUAL:
                if (r->getReflex() > static_cast<unsigned int>(maxReflectionOrder))
                {
                    return false;
                }
                break;
            case EQUAL:
                if (r->getReflex() != static_cast<unsigned int>(maxReflectionOrder))
                {
                    return false;
                }
                break;
            case GREATER_OR_EQUAL:
                if (r->getReflex() < static_cast<unsigned int>(maxReflectionOrder))
                {
                    return false;
                }
                break;
            case GREATER:
                if (r->getReflex() <= static_cast<unsigned int>(maxReflectionOrder))
                {
                    return false;
                }
                break;
        }
 
        // Check if the ray is reflected on the ground if necessary
        if (!acceptGround)
        {
 
            // loop on evets
            std::vector<boost::shared_ptr<Event>>* tabEvent = r->getEvents();
            for (unsigned int i = 0; i < tabEvent->size(); i++)
            {
 
                // check if the ith event is a reflexion on the ground
                SpecularReflexion* reflex = dynamic_cast<SpecularReflexion*>(tabEvent->at(i).get());
                if (reflex && reflex->getShape()->isSol())
                {
                    return false;
                }
            }
        }
        return true;
    }
 
    int getMaximumReflectionOrder()
    {
        return maxReflectionOrder;
    }
 
    void setMaximumReflectionOrder(int _maxReflectionOrder)
    {
        maxReflectionOrder = _maxReflectionOrder;
    }
 
    bool isGroundAccepted()
    {
        return acceptGround;
    }
 
    void setGroundAccepted(bool _acceptGround)
    {
        acceptGround = _acceptGround;
    }
 
    OPERATOR getOperator()
    {
        return op;
    }
 
    void setOperator(OPERATOR _op)
    {
        op = _op;
    }
 
    virtual const char* getSelectorName()
    {
        return typeid(this).name();
    }
 
protected:
    int maxReflectionOrder; 
    bool acceptGround;      
    OPERATOR op;            
};
 
#endif