CharacterMotorCS.ApplyGravityAndJumping C# (CSharp) 메소드

    private Vector3 ApplyGravityAndJumping( Vector3 velocity )
    {
        if (!inputJump || !canControl)
        {
            jumping.holdingJumpButton = false;
            jumping.lastButtonDownTime = -100f;
        }

        if (inputJump && jumping.lastButtonDownTime < 0 && canControl)
            jumping.lastButtonDownTime = Time.time;

        if (grounded)
            velocity.y = Mathf.Min(0, velocity.y) - gravity * Time.deltaTime;
        else
        {
            velocity.y = movVelocity.y - gravity * Time.deltaTime;

            // When jumping up we don't apply gravity for some time when the user is holding the jump button.
            // This gives more control over jump height by pressing the button longer.
            if (jumping.jumping && jumping.holdingJumpButton)
            {
                // Calculate the duration that the extra jump force should have effect.
                // If we're still less than that duration after the jumping time, apply the force.
                if (Time.time < jumping.lastStartTime + jumping.extraHeight / CalculateJumpVerticalSpeed(jumping.baseHeight))
                {
                    // Negate the gravity we just applied, except we push in jumpDir rather than jump upwards.
                    velocity += jumping.jumpDir * gravity * Time.deltaTime;
                }
            }

            // Make sure we don't fall any faster than maxFallSpeed. This gives our character a terminal velocity.
            velocity.y = Mathf.Max (velocity.y, -maxFallSpeed);
        }

        if (grounded)
        {
            // Jump only if the jump button was pressed down in the last 0.2 seconds.
            // We use this check instead of checking if it's pressed down right now
            // because players will often try to jump in the exact moment when hitting the ground after a jump
            // and if they hit the button a fraction of a second too soon and no new jump happens as a consequence,
            // it's confusing and it feels like the game is buggy.
            if (jumping.enabled && canControl && (Time.time - jumping.lastButtonDownTime < 0.2))
            {
                grounded = false;
                jumping.jumping = true;
                jumping.lastStartTime = Time.time;
                jumping.lastButtonDownTime = -100;
                jumping.holdingJumpButton = true;

                // Calculate the jumping direction
                if (TooSteep())
                    jumping.jumpDir = Vector3.Slerp(Vector3.up, groundNormal, jumping.steepPerpAmount);
                else
                    jumping.jumpDir = Vector3.Slerp(Vector3.up, groundNormal, jumping.perpAmount);

                // Apply the jumping force to the velocity. Cancel any vertical velocity first.
                velocity.y = 0;
                velocity += jumping.jumpDir * CalculateJumpVerticalSpeed (jumping.baseHeight);

                SendMessage("OnJump", SendMessageOptions.DontRequireReceiver);
            }
            else
            {
                jumping.holdingJumpButton = false;
            }
        }

        return velocity;
    }