private void FixedUpdate()
{
float fixedDeltaTime = Time.fixedDeltaTime;
bool isGrounded = IsGrounded();
bool isCrouching = playerInput.IsCrouching();
if (isGrounded == true)
{
fallSpeed = 0;
}
else
{
fallSpeed += gravity * fixedDeltaTime / 2;
}
if (isGrounded == true && isCrouching == false)
{
fallSpeed += velocityDirection.y * fixedDeltaTime * jumpForce;
}
float MoveX = (velocityDirection.x * fixedDeltaTime) * moveSpeed;
float MoveY = fallSpeed;
float MoveZ = (velocityDirection.z * fixedDeltaTime) * moveSpeed;
Vector3 movementThisFrame = transform.right * MoveX + transform.up * MoveY + transform.forward * MoveZ;
characterController.Move(movementThisFrame);
}