// FixedUpdate is called every physics tick
void FixedUpdate()
{
float percent = playerInput.CurrentInput.MoveDir.magnitude;
if (playerInput.CurrentInput.MoveDir.magnitude > 0)
{
percent = energyManager.SpendThrustEnergy(percent);
}
/* movement handling */
if (playerInput.CurrentInput.MoveDir == Vector2.zero)
{
// decelerate if no input
rb.velocity *= 1 - decelerationPerTick;
}
else
{
rb.AddForce(playerInput.CurrentInput.MoveDir * thrust * percent);
// clamp velocity to max speed
rb.velocity = Vector2.ClampMagnitude(rb.velocity, maxControlledVelocity);
}
/* weapon handling */
if (fire1 && Time.time >= (time + fireWait))
{
if (energyManager.SpendBulletEnergy())
{
gunSoundSource.Play();
Poolable obj = bulletPool.Pop();
BulletBehaviour bullet = obj.GetComponent <BulletBehaviour>();
// sin and cosine for current aim direction
float sin = Mathf.Sin(rb.rotation * Mathf.Deg2Rad);
float cos = Mathf.Cos(rb.rotation * Mathf.Deg2Rad);
// find offset for gun barrel
Vector2 b = barrels[barrelNum];
Vector2 offset = new Vector2(b.x * cos - b.y * sin,
b.x * sin + b.y * cos);
if (++barrelNum >= barrels.Length)
{
barrelNum = 0;
}
// fire bullet from offset position
bullet.transform.position = rb.position + offset;
bullet.Fire(aimDir);
time = Time.time;
}
// reset input bool
fire1 = false;
}
}