func (p *Physics) MoveBullet(bullet *state.Bullet, duration time.Duration) {
x, y := p.move2d(bullet.X, bullet.Y, bullet.Angle, bullet.Velocity, duration)
bullet.X = x
bullet.Y = y
}
func (p *Physics) MoveBullet(bullet *state.Bullet, duration time.Duration) {
x, y := p.move2d(bullet.X, bullet.Y, bullet.Angle, bullet.Velocity, duration)
bullet.X = x
bullet.Y = y
}
