dims.h

/*
 *  Copyright (C) 2004-2021 Edward F. Valeev
 *
 *  This file is part of Libint.
 *
 *  Libint 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.
 *
 *  Libint 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 Libint.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
 
#include <smart_ptr.h>
#include <entity.h>
 
#ifndef _libint2_src_bin_libint_dims_h_
#define _libint2_src_bin_libint_dims_h_
 
namespace libint2 {
 
  using namespace EntityTypes;
 
  class ImplicitDimensions {
    public:
    ImplicitDimensions(const SafePtr<Entity>& high,
                       const SafePtr<Entity>& low,
                       const SafePtr<Entity>& vecdim);
    ImplicitDimensions();
    ImplicitDimensions(int high, int low, int vec);
    ~ImplicitDimensions() {}
 
    SafePtr<Entity> high() const { return high_; }
    SafePtr<Entity> low() const { return low_; }
    SafePtr<Entity> vecdim() const { return vecdim_; }
    bool high_is_static() const { return high_is_static_; }
    bool low_is_static() const { return low_is_static_; }
    bool vecdim_is_static() const { return vecdim_is_static_; }
    const std::string& high_label() const { return high_label_; }
    const std::string& low_label() const { return low_label_; }
    const std::string& vecdim_label() const { return vecdim_label_; }
 
    static void set_default_dims(const SafePtr<CompilationParameters>& cparams);
    static SafePtr<ImplicitDimensions> default_dims();
 
    private:
    // Dimensions can be runtime or compile-time quantities
    const SafePtr<Entity> high_;
    const SafePtr<Entity> low_;
    const SafePtr<Entity> vecdim_;
 
    // checks if the dimensions are CTImeEntities
    void init_();
    bool high_is_static_;
    bool low_is_static_;
    bool vecdim_is_static_;
    // Cached labels for
    std::string high_label_;
    std::string low_label_;
    std::string vecdim_label_;
 
    static SafePtr<ImplicitDimensions> default_dims_;
 
  };
 
};
 
#endif