q1.cpp

int CalculateCost(CProvince& From, CProvince& To, CUnit& Unit)
{
    float vCost = 100.0f * GetDistance(From.GetProvinceID(), To.GetProvinceID());
    float vSpeed = Unit.GetMovementSpeed(To);
 
    // Advancing into the front! 300% the normal cost.
    if(Unit.IsLandUnit() && From.IsLand() && To.IsLand())
    {
        if( To.GetController() && 
            To.GetController()->IsEnemy(Unit.GetCountry()->GetCountryID()) )
        {
            vCost = 3.0f;
        }
    }
 
    // Units that are retreating have no fuel problems... Just for gameplay reasons.
    if(Unit.HasFuelProblems() && Unit.IsRetreating() == false)
        vCost *= 3.0f;
 
    return int(vCost / vSpeed);
}