public static float CalcTimeToHitPos(Vector2 curPos, Vector2 curFireVec, TankStateInfo aimingTankInfo, WeaponPartSchematic schematic, Vector2 targetPos)
{
float timeToHit = 0;
Vector2 diffVec = targetPos - curPos;
// We have to calculate three things: rotation time, travel time to in range, and bullet travel time.
// First calculate rotation time.
timeToHit += aimingTankInfo.CalcTimeToRotate(curFireVec, diffVec);
// Next, calculate travel time.
float moveAmount = Mathf.Max(diffVec.magnitude - schematic.Range, 0);
if (moveAmount > 0)
{
Vector2 newPos = diffVec.normalized * moveAmount + curPos;
timeToHit += aimingTankInfo.CalcTimeToReachPosWithNoRot(newPos);
}
// Finally, calculate bullet travel time.
timeToHit += Mathf.Min(schematic.Range, diffVec.magnitude) / schematic.ShootImpulse;
return(timeToHit);
}
public static float CalcTimeToReachPos(TankStateInfo tankInfo, Vector2 targetPos)
{
Vector2 curPos = tankInfo.Pos;
Vector2 diffVec = targetPos - curPos;
float timeToReach = 0;
timeToReach += Mathf.Min(tankInfo.CalcTimeToRotate(tankInfo.ForwardVec, diffVec), tankInfo.CalcTimeToRotate(tankInfo.ForwardVec.Rotate(180f), diffVec));
timeToReach += tankInfo.CalcTimeToReachPosWithNoRot(targetPos);
return(timeToReach);
}