- /*
- * 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_RENDER_SYSTEM_HPP
- #define ANTKEEPER_ECS_RENDER_SYSTEM_HPP
-
- #include "entity-system.hpp"
- #include "scene/collection.hpp"
- #include "scene/model-instance.hpp"
- #include "ecs/components/model-component.hpp"
- #include "ecs/components/render-component.hpp"
- #include "ecs/entity.hpp"
- #include <unordered_map>
- #include <vector>
-
- class renderer;
-
- namespace ecs {
-
- class render_system: public entity_system
- {
- public:
- render_system(ecs::registry& registry);
- virtual void update(double t, double dt);
-
- void render(double alpha);
-
-
- void add_layer(scene::collection* layer);
- void remove_layers();
-
- void set_renderer(::renderer* renderer);
-
- scene::model_instance* get_model_instance(ecs::entity entity);
-
- private:
- void update_model_and_materials(ecs::entity entity, ecs::model_component& model);
-
- void on_model_construct(ecs::registry& registry, ecs::entity entity, ecs::model_component& model);
- void on_model_replace(ecs::registry& registry, ecs::entity entity, ecs::model_component& model);
- void on_model_destroy(ecs::registry& registry, ecs::entity entity);
-
- void on_component_construct(ecs::registry& registry, ecs::entity entity, ecs::render_component& component);
- void on_component_replace(ecs::registry& registry, ecs::entity entity, ecs::render_component& component);
- void on_component_destroy(ecs::registry& registry, ecs::entity entity);
-
- renderer* renderer;
- std::vector<scene::collection*> layers;
- std::unordered_map<entity, scene::model_instance*> model_instances;
- };
-
- } // namespace ecs
-
- #endif // ANTKEEPER_ECS_RENDER_SYSTEM_HPP
-
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