codac2_CtcInter.h

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#pragma once
 
#include <type_traits>
#include "codac2_CtcWrapper.h"
#include "codac2_Collection.h"
#include "codac2_template_tools.h"
 
namespace codac2
{
  template<typename... X>
  class CtcInter : public Ctc<CtcInter<X...>,X...>
  {
    public:
 
      explicit CtcInter(Index n)
        : Ctc<CtcInter<X...>,X...>(n)
      {
        if constexpr(std::is_same_v<X...,Interval>)
        {
          assert(n == 1);
        }
      }
 
      template<typename C>
        requires (IsCtcBaseOrPtr<C,X...> && !std::is_same_v<CtcInter<X...>,C>)
      CtcInter(const C& c)
        : Ctc<CtcInter<X...>,X...>(size_of(c)), _ctcs(c)
      { }
 
      template<typename... C>
        requires (IsCtcBaseOrPtr<C,X...> && ...)
      CtcInter(const C&... c)
        : Ctc<CtcInter<X...>,X...>(size_first_item(c...)), _ctcs(c...)
      {
        assert_release(all_same_size(c...));
      }
 
      template<typename X_> // single type
      void contract_impl(X_& x) const
      {
        for(const auto& ci : _ctcs)
        {
          ci->contract(x);
          if(x.is_empty())
            return;
        }
      }
 
      void contract(X&... x) const
      {
        // contract_impl(..) method for multiple types is not yet implemented
        contract_impl(x...);
      }
 
      template<typename C>
        requires std::is_base_of_v<CtcBase<X...>,C>
      CtcInter<X...>& operator&=(const C& c)
      {
        assert_release(c.size() == this->size());
        _ctcs.push_object_back(c);
        return *this;
      }
 
      CtcInter<X...>& operator&=(const std::shared_ptr<CtcBase<X...>>& c)
      {
        assert_release(c->size() == this->size());
        _ctcs.push_back(c);
        return *this;
      }
 
    protected:
 
      Collection<CtcBase<X...>> _ctcs;
  };
 
  template <>
  class CtcInter<> : public CtcInter<IntervalVector>
  { };
 
  template<typename Tuple>
  struct CtcInterType;
 
  template<typename... T>
  struct CtcInterType<std::tuple<T...>> {
    using Ctc = CtcInter<T...>;
  };
 
  template<typename C1, typename C2>
  typename CtcInterType<typename C1::ContractedTypes>::Ctc operator&(const C1& c1, const C2& c2)
  {
    return { c1, c2 };
  }
 
  template<typename C2>
    requires std::is_base_of_v<CtcBase<IntervalVector>,C2>
  inline CtcInter<IntervalVector> operator&(const IntervalVector& c1, const C2& c2)
  {
    assert_release(c1.size() == c2.size());
    return CtcInter<IntervalVector>(CtcWrapper(c1),c2);
  }
 
  template<typename C1>
    requires std::is_base_of_v<CtcBase<IntervalVector>,C1>
  inline CtcInter<IntervalVector> operator&(const C1& c1, const IntervalVector& c2)
  {
    assert_release(c1.size() == c2.size());
    return CtcInter<IntervalVector>(c1,CtcWrapper(c2));
  }
}