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#ifndef __JE_PARTICLE_H
#define __JE_PARTICLE_H
#include "../../math/je_vector2.hpp"
namespace JinEngine
{
namespace Graphics
{
class ParticleSystem;
///
/// A single particle contains various properties of particle, such as position, accelaration, color and
/// other attributes changed over time.
///
struct Particle
{
///
/// Whole life time.
///
float lifeTime = 0.0f;
///
/// Current life time.
///
float life = 0.0f;
///
/// Current position.
///
float position[2] = {0,0};
///
/// Emitte direction.
///
float direction = 0;
Math::Vector2<float> speed;
Math::Vector2<float> linearAcceleration;
float radialAcceleration = 0;
float tangetialAcceleration = 0;
///
/// Size over lifetime.
///
float size = 1;
float sizeBegin = 1;
float sizeEnd = 1;
float rotation = 0;
float angle = 0;
///
/// Color over lifetime.
///
Color color = Color::WHITE;
Color colorStart = Color::WHITE;
Color colorEnd = Color::WHITE;
///
/// Is particle still alive? Alive is equivalent to NOT available in particle pool.
///
bool alive = false;
};
} // namespace Graphics
} // namespace JinEngine
#endif
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