public override void OnFixedUpdate()
{
float Dt = Time.fixedDeltaTime;
float GravityY = Physics2D.gravity.y;
const float MaxHorizontalSpeed = 6;
const float MaxVerticalSpeed = 16;
const float JumpHeight = 3;
const float AccelScale = 20;
const float AirAccelScale = 15;
const float AirDeccelScale = 5;
Vector2 Velocity = Body.velocity;
// Jump movement while on ground
if (Grounded)
{
Velocity.y = 0;
if (Input.GetKey(KeyCode.Space))
{
Velocity.y = Mathf.Sqrt(2 * JumpHeight * Mathf.Abs(GravityY));
}
}
else
{
// TODO: Wall jumping goes here
}
float MoveAmt = 0;
// Left and right movement
if (Input.GetKey(KeyCode.A))
{
MoveAmt = -AccelScale;
}
if (Input.GetKey(KeyCode.D))
{
MoveAmt = AccelScale;
}
if (MoveAmt != 0)
{
Velocity.x = Grounded ? MoveAmt : Mathf.MoveTowards(Velocity.x, MaxHorizontalSpeed * MoveAmt, AirAccelScale * Time.deltaTime);
}
else
{
Velocity.x = Grounded ? 0 : Mathf.MoveTowards(Velocity.x, 0, AirDeccelScale * Time.deltaTime);
}
Velocity.y += GravityY * Dt;
Velocity.x = Mathf.Clamp(Velocity.x, -MaxHorizontalSpeed, MaxHorizontalSpeed);
Velocity.y = Mathf.Clamp(Velocity.y, -MaxVerticalSpeed, MaxVerticalSpeed);
Body.velocity = Velocity;
Grounded = false;
Collider2D[] Hits = Physics2D.OverlapBoxAll(transform.position - new Vector3(0, 1.0f / 16.0f, 0), Collider.size, 0);
foreach (Collider2D Hit in Hits)
{
if (Hit == Collider)
{
continue;
}
if (Hit.isTrigger)
{
continue;
}
ColliderDistance2D colliderDistance = Hit.Distance(Collider);
if (colliderDistance.isOverlapped)
{
if (Vector2.Angle(colliderDistance.normal, Vector2.up) < 90 && Velocity.y < 0)
{
Grounded = true;
}
}
}
UpdateCamPos();
}
