public void AddNewFixedPulley()
{
//fixed pulleys add a support rope to the mass
pulley_mass.AddSupportRope();
PulleyController.AddFixedPulleyToScene();
PulleyController.GetPulleysInScene(); //add all the pulleys back to the list of pulleys
PulleyController.CalculateMechanicalAdvantage();
num_fixed_pulleys++;
}
//when a new pulley is added
public void AddNewMoveablePulley()
{
pulley_mass.AddPulleyToMass(); //add a support pulley to the mass
//when a moveable pulley is added there is no longer a SupportRope
pulley_mass.RemoveSupportRope();
PulleyController.AddMoveablePulleyToScene();
PulleyController.GetPulleysInScene(); //add all the pulleys back to the list of pulleys
PulleyController.CalculateMechanicalAdvantage();
num_moveable_pulleys++;
}
public void AddNextPulley()
{
if (fixedNext)
{
AddNewFixedPulley();
}
else
{
AddNewMoveablePulley();
}
//inverted fixed next
fixedNext = !fixedNext;
mechAdvantageText.text = PulleyController.GetMechanicalAdvantage().ToString("F0");
}
private void OnMouseDrag()
{
//get the mechanical advantage of the pulley system
float mechanical_advantage = PulleyController.GetMechanicalAdvantage();
//Add all moveablepulleys to list
GameObject[] pulleys = GameObject.FindGameObjectsWithTag("Pulley");
foreach (GameObject pulley in pulleys)
{
if (!pulley.GetComponent <Pulley>().fixedPulley)
{
moveable_pulleys.Add(pulley);
}
}
//if mouse moves up then shift handle up and pulleys down
if (Input.GetAxis("Mouse Y") > 0)
{
newPosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
transform.position = new Vector3(transform.position.x, newPosition.y, transform.position.z);
foreach (GameObject pulley in moveable_pulleys)
{
Vector3 new_pulley_pos = new Vector3(pulley.transform.position.x, -newPosition.y / mechanical_advantage, pulley.transform.position.z);
pulley.transform.position = new_pulley_pos;
}
}
//shift handle down and pulleys up
else if (Input.GetAxis("Mouse Y") < 0)
{
newPosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
transform.position = new Vector3(transform.position.x, newPosition.y, transform.position.z);
foreach (GameObject pulley in moveable_pulleys)
{
Vector3 new_pulley_pos = new Vector3(pulley.transform.position.x, -newPosition.y / mechanical_advantage, pulley.transform.position.z);
pulley.transform.position = new_pulley_pos;
}
}
//returns +1 if no pulleys in the pulley list
float mass_x_pos = PulleyController.AverageMoveablePulleyPositionX();
//move the mass to the correct position
if (mass_x_pos <= 0)
{
mass.position = new Vector3(mass_x_pos, -newPosition.y / mechanical_advantage + mass_offset, mass.position.z);
}
}
