2020-05-20 13:39:06 +02:00

96 lines
3.1 KiB
C++

/*
* =====================================================================================
*
* OpenMiner
*
* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
*
* This file is part of OpenMiner.
*
* OpenMiner is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* OpenMiner 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with OpenMiner; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* =====================================================================================
*/
#include <gk/core/Debug.hpp>
#include <entt/entt.hpp>
#include "Scene.hpp"
Scene::Scene() {
registerComponents();
}
void Scene::update() {
for (auto &controller : m_controllers)
controller->update(m_registry);
}
// Opaque entity stamper: https://github.com/skypjack/entt/issues/481#issuecomment-627614706
entt::entity Scene::createEntityFromModel(entt::registry &modelRegistry, entt::entity modelEntity) {
if (!modelRegistry.valid(modelEntity)) {
gkError() << "Failed to create entity from model: Model entity with ID" << (u32)modelEntity << "doesn't exist";
return entt::null;
}
auto other = m_registry.create();
modelRegistry.visit(modelEntity, [&](const auto component) {
const auto type = entt::resolve_type(component);
const auto any = type.func("get"_hs).invoke({}, std::ref(modelRegistry), modelEntity);
type.func("set"_hs).invoke({}, std::ref(m_registry), other, any);
});
return other;
}
template<typename Type>
Type &get(entt::registry &registry, entt::entity entity) {
return registry.get_or_emplace<Type>(entity);
}
template<typename Type>
Type &set(entt::registry &registry, entt::entity entity, const Type &instance) {
return registry.emplace_or_replace<Type>(entity, instance);
}
template<typename Type>
void extend_meta_type() {
entt::meta<Type>().type()
.template func<&get<Type>, entt::as_ref_t>("get"_hs)
.template func<&set<Type>>("set"_hs);
}
#include <gk/core/Box.hpp>
#include "AnimationComponent.hpp"
#include "DrawableDef.hpp"
#include "ItemStack.hpp"
#include "LuaCallbackComponent.hpp"
#include "NetworkComponent.hpp"
#include "PositionComponent.hpp"
#include "RotationComponent.hpp"
void Scene::registerComponents() {
extend_meta_type<gk::DoubleBox>();
extend_meta_type<AnimationComponent>();
extend_meta_type<DrawableDef>();
extend_meta_type<ItemStack>();
extend_meta_type<LuaCallbackComponent>();
extend_meta_type<NetworkComponent>();
extend_meta_type<PositionComponent>();
extend_meta_type<RotationComponent>();
}