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- /*
- * Copyright (C) 2021 Christopher J. Howard
- *
- * This file is part of Antkeeper source code.
- *
- * Antkeeper source code 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.
- *
- * Antkeeper source code 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 Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
- */
-
- #ifndef ANTKEEPER_ECS_ATMOSPHERE_SYSTEM_HPP
- #define ANTKEEPER_ECS_ATMOSPHERE_SYSTEM_HPP
-
- #include "entity-system.hpp"
- #include "ecs/entity.hpp"
- #include "utility/fundamental-types.hpp"
- #include "ecs/components/atmosphere-component.hpp"
-
- namespace ecs {
-
- /**
- * Updates variables related to atmospheric scattering.
- */
- class atmosphere_system:
- public entity_system
- {
- public:
- atmosphere_system(ecs::registry& registry);
-
- virtual void update(double t, double dt);
-
- private:
- void update_coefficients(ecs::entity entity);
-
- void on_atmosphere_construct(ecs::registry& registry, ecs::entity entity, ecs::atmosphere_component& atmosphere);
- void on_atmosphere_replace(ecs::registry& registry, ecs::entity entity, ecs::atmosphere_component& atmosphere);
-
- double3 rgb_wavelengths_nm;
- double3 rgb_wavelengths_m;
- };
-
- } // namespace ecs
-
- #endif // ANTKEEPER_ECS_ATMOSPHERE_SYSTEM_HPP
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