LightManager.h

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/*
 * Copyright (c) 2019, EPFL/Blue Brain Project
 * All rights reserved. Do not distribute without permission.
 *
 * This file is part of Blue Brain BioExplorer <https://github.com/BlueBrain/BioExplorer>
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 3.0 as published
 * by the Free Software Foundation.
 *
 * This library 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 this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#pragma once
 
#include <platform/core/common/Api.h>
#include <platform/core/common/BaseObject.h>
#include <platform/core/common/Types.h>
 
#include <map>
#include <unordered_map>
 
namespace core
{
class LightManager : public BaseObject
{
public:
    PLATFORM_API size_t addLight(LightPtr light);
 
    PLATFORM_API void removeLight(const size_t id);
 
    PLATFORM_API void removeLight(LightPtr light);
 
    PLATFORM_API LightPtr getLight(const size_t id);
 
    PLATFORM_API const std::map<size_t, LightPtr>& getLights() const;
 
    PLATFORM_API void clearLights();
 
private:
    std::map<size_t, LightPtr> _lights;                  // Map containing all light sources.
    std::unordered_map<LightPtr, size_t> _lightsInverse; // Inverse mapping of light sources to their IDs.
    size_t _IDctr{0};                                    // Internal counter for assigning IDs to new light sources.
};
} // namespace core