Light.h

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/*
 * Copyright (c) 2015-2024, 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/Types.h>
 
namespace core
{
enum class LightType
{
    SPHERE,
    DIRECTIONAL,
    QUAD,
    SPOTLIGHT,
    AMBIENT
};
 
class Light
{
public:
    Light(LightType type, const Vector3d& color, double intensity, bool isVisible);
    Light() = default;
    virtual ~Light() = default;
 
    LightType _type;
    Vector3d _color;
    double _intensity;
    bool _isVisible;
};
 
class DirectionalLight : public Light
{
public:
    DirectionalLight(const Vector3d& direction, double angularDiameter, const Vector3d& color, double intensity,
                     bool isVisible);
    DirectionalLight() = default;
 
    Vector3d _direction;
    double _angularDiameter;
};
 
class SphereLight : public Light
{
public:
    SphereLight(const Vector3d& position, double radius, const Vector3d& color, double intensity, bool isVisible);
    SphereLight() = default;
 
    Vector3d _position;
    double _radius;
};
 
class QuadLight : public Light
{
public:
    QuadLight(const Vector3d& position, const Vector3d& edge1, const Vector3d& edge2, const Vector3d& color,
              double intensity, bool isVisible);
    QuadLight() = default;
 
    Vector3d _position;
    Vector3d _edge1;
    Vector3d _edge2;
};
 
class SpotLight : public Light
{
public:
    SpotLight(const Vector3d& position, const Vector3d& direction, const double openingAngle,
              const double penumbraAngle, const double radius, const Vector3d& color, double intensity, bool isVisible);
    SpotLight() = default;
 
    Vector3d _position;
    Vector3d _direction;
    double _openingAngle;
    double _penumbraAngle;
    double _radius;
};
 
class AmbientLight : public Light
{
public:
    AmbientLight(const Vector3d& color, double intensity, bool isVisible);
    AmbientLight() = default;
};
 
} // namespace core