void Update()
{
// Apply Gravity
if (this.transform.position.y > 0)
{
velocity = VectorLibrary.addVectors(velocity, VectorLibrary.getScalarMultiple(gravity, Time.deltaTime));
}
if (deccelarate)
{
// Get direction
if (!(Mathf.Abs(velocity.x) < 0.1f && Mathf.Abs(velocity.z) < 0.1f))
{
direction = VectorLibrary.getUnitDirection(velocity, VectorLibrary.zeroVector());
}
// Apply deccelaration
deccelaration = VectorLibrary.getScalarMultiple(-direction, frictionFactor);
// Calculate new Velocity: v = v_old + a * deltaT
velocity = VectorLibrary.addVectors(velocity, VectorLibrary.getScalarMultiple(-deccelaration, Time.deltaTime));
}
// p = p_old + vel * deltaT
Vector3 velTimesdeltaT = VectorLibrary.getScalarMultiple(velocity, Time.deltaTime);
this.transform.position = VectorLibrary.addVectors(this.transform.position, velTimesdeltaT);
// When ground is hit
if (this.transform.position.y < 0)
{
if (velocity.y < 0)
{
// H = e*h -1 So it goes up again
velocity.y = velocity.y * e * -1;
}
if (velocity.y < 0.1f)
{
velocity = new Vector3(velocity.x, 0, 0);
deccelarate = true;
}
if (Mathf.Abs(velocity.x) < 0.1f && Mathf.Abs(velocity.z) < 0.1f)
{
velocity = new Vector3(0.0f, 0.0f, 0.00f);
}
}
}
void FixedUpdate()
{
direction = VectorLibrary.getUnitDirection(velocity, VectorLibrary.zeroVector());
// Apply deccelaration
deccelaration = VectorLibrary.getScalarMultiple(-direction, frictionFactor);
// Calculate new Velocity: v = v_old + a * deltaT
velocity = VectorLibrary.addVectors(velocity, VectorLibrary.getScalarMultiple(-deccelaration, Time.deltaTime));
// Calculate new Position: p = p_old + v * deltaT
position = VectorLibrary.addVectors(this.transform.position, VectorLibrary.getScalarMultiple(velocity, Time.deltaTime));
// Bounce Back the Cue Ball from boundaries
boundaryCollision();
// Ball Collisions
ballCollision();
// Assign new position to the current object's position
this.transform.position = position;
}