// Update is called once per frame
void Update()
{
if (Game.s_instance.m_gameState != Game.GAMESTATE.PLAYING)
{
return;
}
Vector3 directionVector = Vector3.zero;
switch (m_directionComponent.m_direction)
{
case Direction.DIRECTION_ENUM.NORTH:
directionVector = Vector3.up;
break;
case Direction.DIRECTION_ENUM.EAST:
directionVector = Vector3.right;
break;
case Direction.DIRECTION_ENUM.SOUTH:
directionVector = Vector3.down;
break;
case Direction.DIRECTION_ENUM.WEST:
directionVector = Vector3.left;
break;
}
// Move
gameObject.transform.position += directionVector * Time.deltaTime * m_speed;
if (m_lastCollidedJunction)
{
bool turn = false;
switch (m_directionComponent.m_direction)
{
case Direction.DIRECTION_ENUM.NORTH:
if (gameObject.transform.position.y >= m_lastCollidedJunction.gameObject.transform.position.y)
{
turn = true;
}
break;
case Direction.DIRECTION_ENUM.EAST:
if (gameObject.transform.position.x >= m_lastCollidedJunction.gameObject.transform.position.x)
{
turn = true;
}
break;
case Direction.DIRECTION_ENUM.SOUTH:
if (gameObject.transform.position.y <= m_lastCollidedJunction.gameObject.transform.position.y)
{
turn = true;
}
break;
case Direction.DIRECTION_ENUM.WEST:
if (gameObject.transform.position.x <= m_lastCollidedJunction.gameObject.transform.position.x)
{
turn = true;
}
break;
}
if (turn)
{
gameObject.transform.position = m_lastCollidedJunction.gameObject.transform.position;
m_directionComponent.m_direction = m_lastCollidedJunction.GetCurrentOutputDirection();
m_lastCollidedJunction = null;
}
}
// Clamp
if (gameObject.transform.position.x < Game.s_instance.m_screenExtents.xMin ||
gameObject.transform.position.x > Game.s_instance.m_screenExtents.xMax ||
gameObject.transform.position.y < Game.s_instance.m_screenExtents.yMin ||
gameObject.transform.position.y > Game.s_instance.m_screenExtents.yMax)
{
gameObject.transform.position = m_originalPosition;
m_directionComponent.m_direction = m_originalDirection;
}
// Force Z depth
gameObject.transform.position = new Vector3(gameObject.transform.position.x, gameObject.transform.position.y, -1.0f);
}