void ParticleBatch2D::addParticle(const glm::vec2& position, const glm::vec2& velocity, const ColorRGBA8& color, float width) {
int particleIndex = findFreeParticle();
auto& p = m_particles[particleIndex];
p.lifeTime = 1.0f;
p.position = position;
p.velocity = velocity;
p.color = color;
p.width = width;
}
void ParticleBatch2D::addParticle(const glm::vec2& position, const glm::vec2& velocity, const Color4& color, float width)
{
//Linear search
int particleIndex = findFreeParticle();
auto& p = _particles[particleIndex];
p._life = 1.0f;
p._position = position;
p._velocity = velocity;
p._color = color;
p._width = width;
}
