i_collidable_object.hpp

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// i_collidable_object.hpp
/*
  neogfx C++ GUI Library
  Copyright (c) 2015 Leigh Johnston.  All Rights Reserved.
  
  This program 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.
  
  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once

#include <neogfx/neogfx.hpp>
#include <neogfx/core/numerical.hpp>
#include "i_game_object.hpp"

namespace neogfx
{
    class i_collidable_object : public virtual i_game_object
    {
    public:
        virtual const neogfx::aabb& aabb() const = 0;
        virtual const neogfx::aabb& saved_aabb() const = 0;
        virtual void save_aabb() = 0;
        virtual void clear_saved_aabb() = 0;
        virtual bool collidable() const = 0;
        virtual uint64_t collision_mask() const { return 0ull; }
        virtual void set_collision_mask(uint64_t) { throw not_implemented(); }
        virtual bool has_collided(const i_collidable_object& aOther) const = 0;
        virtual void collided(i_collidable_object& aOther) = 0;
    public:
        virtual uint32_t collision_update_id() const = 0;
        virtual void set_collision_update_id(uint32_t aCollisionCheckId) = 0;
    public:
        virtual void clear_aabb_cache() = 0;
    };
}