void CalculateDownSpeedInc()
{
float toMaxSpeed = currentMoveAfter - maxMoveAfter; //we find how much we need to increase the currentMoveAfter till we reach the max value
downSpeedInc = toMaxSpeed / distance; //then we check how much to increase the current moveAfter each time the aliens move down
downSpeedInc = ProjectMethods.TwoDecimalRound(downSpeedInc);
}
void Move()
{
//moves in the direction of the x axis
Vector2 newPosition = transform.right * speed * Time.deltaTime;
Vector2 moveTo = rb2d.position + newPosition;
moveTo.x = ProjectMethods.TwoDecimalRound(moveTo.x);
rb2d.MovePosition(moveTo);
}
void MoveDown()
{
Vector3 moveTo = transform.position;
moveTo.y -= moveDownBy;
moveTo.y = ProjectMethods.TwoDecimalRound(moveTo.y);
transform.position = moveTo;
GoingDownSpeedUp();
}
public void Move(float direction)
{
Vector2 newPosition = new Vector2(direction * speed * Time.deltaTime, 0f);
BoundToScreen(rb2d.position, ref newPosition);
Vector2 moveTo = rb2d.position + newPosition;
moveTo.x = ProjectMethods.TwoDecimalRound(moveTo.x);
rb2d.MovePosition(moveTo); //apply the new position to the object
}
private void BoundToScreen(Vector2 startPos, ref Vector2 position)
{
//we add the speed to the current position
Vector2 positionToCheck = startPos + position;
positionToCheck.x = ProjectMethods.TwoDecimalRound(positionToCheck.x);
//check if the player is going to go off the screen
if (Camera.main.WorldToScreenPoint(positionToCheck + (bc2d.size / 2)).x > Screen.width || Camera.main.WorldToScreenPoint(positionToCheck - bc2d.size / 2).x < 0)
{
//if it does the speed gets set to zero
position = Vector2.zero;
}
}
/* Delta time Movement
* void MoveAliens()
* {
* Vector2 newPosition = new Vector2(currentSpeed * Time.deltaTime, 0f); //we calculate the newposition
* ChangeDirection(newPosition); //checks to see if direction should change
* newPosition *= direction; //apply the direction to the newposition
* for (int i = 0; i < alienRb2ds.Count; i++) //apply the newposition to all aliens
* {
* Vector2 moveTo = alienRb2ds[i].position + newPosition;
* moveTo.x = ProjectMethods.PixelRound(moveTo.x);
* alienRb2ds[i].MovePosition(moveTo);
* }
* }
*/
void MoveAliens()
{
Vector2 newPosition = new Vector2(speed, 0f); //we calculate the newposition
ChangeDirection(newPosition); //checks to see if direction should change
newPosition *= direction; //apply the direction to the newposition
for (int i = 0; i < alienComps.Count; i++) //apply the newposition to all aliens
{
Vector2 moveTo = alienComps[i].rb2d.position + newPosition;
moveTo.x = ProjectMethods.TwoDecimalRound(moveTo.x);
if (alienComps[i].rb2d != null)
{
alienComps[i].rb2d.MovePosition(moveTo);
}
alienComps[i].animController.SetTick();
}
}
void ChangeDirection(Vector2 moveBy)
{
//Here we look for the alien that is going to reach the edge of the screen
for (int i = 0; i < alienComps.Count; i++)
{
//we apply the current direction to the newposition
//and we add it to the current position of the allien
Vector2 moveTo = alienComps[i].rb2d.position + (moveBy * direction);
moveTo.x = ProjectMethods.TwoDecimalRound(moveTo.x); //rounds the position so it had 2 decimal points
//then we check if we reached the edge of the screen
if (Camera.main.WorldToScreenPoint(moveTo + (alienComps[i].bc2d.size / 2)).x > Screen.width || Camera.main.WorldToScreenPoint(moveTo - (alienComps[i].bc2d.size / 2)).x < 0)
{
direction *= -1; //direction gets changed
MoveDown(); //and all aliens are moved down
break; //we break from the loop because we changed direction
}
}
}