/// <summary>
/// Calculates the potential value of the field that the current military unit can go to in the next frame, while the unit's weapon are ready to fire.
/// The unit's Max Shooting Distance (MSD) will be the optimal place to be, because all enemy units with a shorter MSD then can't harm your unit, unless they move fastest.
/// </summary>
/// <param name="distanceToEnemy"></param>
/// <param name="enemyUnit"></param>
/// <param name="forceToOwnMSD"></param>
/// <param name="forceStepToOwnMSD"></param>
/// <returns>double potentialValue</returns>
public double PFMaxShootingDistanceAttraction(double distanceToEnemy, Unit enemyUnit, double forceToOwnMSD, double forceStepToOwnMSD)
{
int ownUnitMSD = SCUnit.getType().groundWeapon().maxRange(); // / TileSize;//
int enemyUnitMSD = enemyUnit.getType().groundWeapon().maxRange();
int MSDDifference = ownUnitMSD - enemyUnitMSD;
double potenTialValueMSD = 0; //Weight potenTialValueMSD is used to alter the relative strength of the current tile, which the unit stands on or the possible tiles the unit can go to.
if (distanceToEnemy > ownUnitMSD) //GET CLOSER TO ENEMY
{
return(forceToOwnMSD - forceStepToOwnMSD * (distanceToEnemy - ownUnitMSD));
}
if (MSDDifference > 0)
{
if (distanceToEnemy <= ownUnitMSD && distanceToEnemy > enemyUnitMSD)
{
return(forceToOwnMSD + distanceToEnemy);
}
}
else if (distanceToEnemy <= ownUnitMSD) //TOO CLOSE TO ENEMY
{
return(forceToOwnMSD);
}
return(potenTialValueMSD);
}
/// <summary>
/// Checks if the current unit's health level is ok.
/// </summary>
/// <returns>True if the current unit's health level is ok (health and shield level together is over the specified minHealthLevel).</returns>
public Boolean IsHealthLevelOk(int minHealthLevel)
{
if (SCUnit.getHitPoints() + SCUnit.getShields() >= minHealthLevel)
{
return(true);
}
return(false);
}
public void ExecuteBestActionForUnitAgent(List <UnitAgent> squad)
{
if (SCUnit.isVisible() && GoalUnitToAttack != null) //Always remember to check if the unit is visible, before Moving it.
{
SubGoalPosition = CalculateNewSubGoalPosition(squad, GoalUnitToAttack);
if (SCUnit.getGroundWeaponCooldown() != 0)
{
SCUnit.rightClick(SubGoalPosition);
}
else
{
SCUnit.attack(SubGoalPosition);
}
}
}
/// <summary>
/// Calculate the potential of the specified field/position.
/// </summary>
/// <param name="squad"></param>
/// <param name="enemy"></param>
/// <param name="field"></param>
/// <returns></returns>
public double CalculatePotentialField(List <UnitAgent> squad, Unit enemy, Position field)
{
double pVal = 0;
//DO NOT UPDATE WITH EVOLUTIONARY ALGORITHM
const double forceNeutralUnitsRepulsion = 200; // 0 - 1000 //REMEMBER TO SET TO A POSITIVE NUMBER.
const double forceStepNeutralUnitsRepulsion = 1.2; // 0 - 10
int rangeNeutralUnitsRepulsion = 8; //0-512
// ///////////////////////////////////////////
double distance = enemy.getDistance(field);
if (SCUnit.getGroundWeaponCooldown() == 0) //If the weapon is ready to fire, PFMaxShootingDistanceAttraction is activated
{
pVal += PFMaxShootingDistanceAttraction(distance, enemy, OptimizedProperties.ForceMSD, OptimizedProperties.ForceStepMSD); //, MSDDiffDivValue);
}
else if (SCMath.GetRange(SCUnit) > 1) //Else If Weapon is ready to fire and AttackRange is bigger than 1, FLEE/RETREAT until weapon is ready to fire again.
{
pVal += PFWeaponCoolDownRepulsion(field, distance, enemy, OptimizedProperties.ForceWeaponCoolDownRepulsion, OptimizedProperties.ForceStepWeaponCoolDownRepulsion, OptimizedProperties.RangeWeaponCooldownRepulsion);
}
//Squad attraction
if (squad.Count > 2)
{
pVal += PFSquadAttraction(squad, field, OptimizedProperties.ForceSquadAttraction, OptimizedProperties.ForceStepSquadAttraction, OptimizedProperties.RangePercentageSquadAttraction);
}
//Center of the map attraction (NEGATES the MSD)
pVal += PFMapCenterAttraction(field, OptimizedProperties.ForceMapCenterAttraction, OptimizedProperties.ForceStepMapCenterAttraction,
OptimizedProperties.RangePecentageMapCenterAttraction);
//Map edge repulsion (NEGATES the MSD)
pVal += SCMath.CalculateMapEdgeRepulsion(field, OptimizedProperties.ForceMapEdgeRepulsion, OptimizedProperties.ForceStepMapEdgeRepulsion, OptimizedProperties.RangeMapEdgeRepulsion);
//Own Unit Repulsion
pVal += PFOwnUnitsRepulsion(squad, field, OptimizedProperties.ForceOwnUnitsRepulsion,
OptimizedProperties.ForceStepOwnUnitsRepulsion, OptimizedProperties.RangeOwnUnitsRepulsion);
//Enemy Unit Repulsion
pVal += PFEnemyUnitsRepulsion(field, OptimizedProperties.ForceEnemyUnitsRepulsion,
OptimizedProperties.ForceStepEnemyUnitsRepulsion); //, rangeEnemyUnitsRepulsion);
//Neutral Unit Repulsion
pVal += PFNeutralUnitsRepulsion(field, forceNeutralUnitsRepulsion,
forceStepNeutralUnitsRepulsion, rangeNeutralUnitsRepulsion);
return(pVal);
}
public Position CalculateNewSubGoalPosition(List <UnitAgent> squad, Unit closestEnemyUnit)
{
int currentX = SCUnit.getPosition().xConst();
int currentY = SCUnit.getPosition().yConst();
List <Position> surroundingPositions = SCMath.GetPossibleSurroundingPositionsRotation(currentX, currentY, 48, 35);
double currentPotentialFieldValue = -1000;
double bestPotentialFieldValue = -1000;
Position bestPosition = SCUnit.getPosition();
foreach (Position possibleNextPosition in surroundingPositions)
{
currentPotentialFieldValue = CalculatePotentialField(squad, closestEnemyUnit, possibleNextPosition);
if (currentPotentialFieldValue > bestPotentialFieldValue)
{
bestPotentialFieldValue = currentPotentialFieldValue;
bestPosition = possibleNextPosition;
}
}
return(bestPosition);
}
