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/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup freestyle
* \brief Class to represent a light node
*/
#include "Node.h"
#include "../geometry/Geom.h"
#include "../system/FreestyleConfig.h"
namespace Freestyle {
using namespace Geometry;
class NodeLight : public Node {
public:
NodeLight();
NodeLight(NodeLight &iBrother);
virtual ~NodeLight()
{
}
/** Accept the corresponding visitor */
virtual void accept(SceneVisitor &v);
/** Accessors for the light properties */
inline const float *ambient() const
{
return Ambient;
}
inline const float *diffuse() const
{
return Diffuse;
}
inline const float *specular() const
{
return Specular;
}
inline const float *position() const
{
return Position;
}
inline bool isOn() const
{
return on;
}
inline int number() const
{
return _number;
}
private:
// Data members
// ============
/** on=true, the light is on */
bool on;
/** The color definition */
float Ambient[4];
float Diffuse[4];
float Specular[4];
/** Light position. if w = 0, the light is placed at infinite. */
float Position[4];
/** used to manage the number of lights */
/** numberOfLights
* the number of lights in the scene.
* Initially, 0.
*/
static int numberOfLights;
/** The current light number */
int _number;
};
} /* namespace Freestyle */
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