/// <summary>
/// Calculate the best position from which I can shoot to the target using the weapon
/// First = position closest to the player
/// Second = position closer to the target
/// </summary>
private Tuple <Vector2, Vector2> GetShootPositionTo(Vector2 pShootTarget, EWeaponId pWeapon)
{
float maxDist = GetWeaponMaxUseDistance(pWeapon);
float idealDist = GetWeaponIdealUseDistance(pWeapon);
//ideal distance shouldnt be bigger. (probably not configured)
if (idealDist > maxDist)
{
idealDist = maxDist;
}
Tuple <Vector2, Vector2> posHorizontal =
GetShootPositions(pShootTarget, maxDist, idealDist, true,
GetDontHitLayer(pWeapon));
Tuple <Vector2, Vector2> posVertical =
GetShootPositions(pShootTarget, maxDist, idealDist, false,
GetDontHitLayer(pWeapon));
//TESTING - Select the closest shoot position
//- simple distance compare - select the closest
const bool useSimpleDistCompare = true;
if (useSimpleDistCompare)
{
if (Vector2.Distance(playerPosition, posHorizontal.Item1) < Vector2.Distance(playerPosition, posVertical.Item1))
{
return(posHorizontal);
}
else
{
return(posVertical);
}
}
//- calculate path and compare their lengths
//-- seems very costly, player lags
MovePath pathHorizontal = pathFinder.GetPath(playerPosition, posHorizontal.Item1); //, AiMovement.PATH_STEP);
MovePath pathVertical = pathFinder.GetPath(playerPosition, posVertical.Item1); //, AiMovement.PATH_STEP);
if (pathHorizontal.GetLength() < pathVertical.GetLength())
{
return(posHorizontal);
}
else
{
return(posVertical);
}
}
