// Item Collides with Etem. Resolution Occours on Item
public bool BoundingBoxCollision(ref Kinetic item, ref Kinetic etem, ref Vector2 result)
{
bool collision = false;
result.X = item.position.X;
result.Y = item.position.Y;
if (item.boundingBox.Intersects(etem.boundingBox))
{
if (item.boundingBox.Right >= etem.boundingBox.Left && item.boundingBox.Right <= etem.boundingBox.Left + 10.0f)
{
result.X = etem.position.X - item.boundingBox.Width;
collision = true;
}
else if (item.boundingBox.Left <= etem.boundingBox.Right && item.boundingBox.Left >= etem.boundingBox.Right - 10.0f)
{
result.X = etem.boundingBox.Right;
collision = true;
}
if (item.boundingBox.Bottom >= etem.boundingBox.Top && item.boundingBox.Bottom <= etem.boundingBox.Top + 20.0f)
{
result.Y = etem.boundingBox.Top - item.boundingBox.Height;
collision = true;
}
else if (item.boundingBox.Top <= etem.boundingBox.Bottom && item.boundingBox.Top >= etem.boundingBox.Bottom - 20.0f)
{
result.Y = etem.boundingBox.Bottom;
collision = true;
}
}
return(collision);
}
public DamageBox(Vector2 Position, Vector2 Velocity, int Time, bool Friendly)
{
sprite = Islander.content.Load <Texture2D>("Hero");
kinetics = Kinetic.ZERO();
kinetics.position = Position;
kinetics.velocity = Velocity;
Kinetic.SetBoundingBoxDimensions(ref kinetics.boundingBox, sprite);
dead = false;
time = Time;
friendly = Friendly;
}
/// <summary>
/// Returns how much armor and health is left, possibly if the target has died.
/// Returns are the following: 0 is Remaining AV, 1 is Remaining HP
/// </summary>
public static float[] GetTargetDamage(Kinetic kinetic, Heat heat, Vehicle vehicle, ERA era, float distance)
{
float armorPiercingDamage = 0f;
float heatPiercingDamage = 0f;
//bool ERABlocksShot = false;
// Apply KE attenuation
kinetic.Pierce = CalculateKEAttenuationSimple(kinetic.Pierce, distance, FrictionFactor);
// Kinetic Armor Degradation
if (era.Plates < 1 && vehicle.Armor > 0)
{
armorPiercingDamage = (kinetic.Pierce / vehicle.Armor) * kinetic.ArmorKineticFactor;
Debug.WriteLine($"Armor Piercing Damage: {armorPiercingDamage}");
}
if (era.Plates > 0)
{
armorPiercingDamage = (kinetic.Pierce / era.Bonus) * kinetic.ArmorKineticFactor;
float eraArmor = era.Bonus - (armorPiercingDamage * era.PiercingFactor);
if (eraArmor > 0)
{
armorPiercingDamage = 0;
}
else if (vehicle.Armor > 0)
{
armorPiercingDamage = ((eraArmor * -1) / vehicle.Armor) * kinetic.ArmorKineticFactor;
}
}
Debug.WriteLine($"Armor Piercing Damage: {armorPiercingDamage}");
// Heat Armor Degradation
/*heatPiercingDamage = (era.Plates < 1 && vehicle.Armor > 0) ?
* (heat.Piercing / vehicle.Armor) * heat.ArmorHeatFactor :
* heatPiercingDamage;*/
if (era.Plates < 1 && vehicle.Armor > 0)
{
heatPiercingDamage = (heat.Pierce / vehicle.Armor) * heat.ArmorHeatFactor;
Debug.WriteLine($"Heat Piercing Damage: {heatPiercingDamage}");
}
if (era.Plates > 0)
{
heatPiercingDamage = (heat.Pierce / era.Bonus) * heat.HealthHeatFactor;
float eraArmor = era.Bonus - (heatPiercingDamage * era.ExplosiveFactor);
if (era.Bonus > 0)
{
heatPiercingDamage = 0;
}
else if (vehicle.Armor > 0)
{
heatPiercingDamage = ((eraArmor * -1) / vehicle.Armor) * heat.ArmorHeatFactor;
}
}
Debug.WriteLine($"Heat Piercing Damage: {heatPiercingDamage}");
// Total armor degradation
var totalDegradation = armorPiercingDamage + heatPiercingDamage;
vehicle.Armor -= totalDegradation;
if (vehicle.Armor < 0)
{
vehicle.Armor = 0;
}
Debug.WriteLine($"Total Degradation: {totalDegradation}");
Debug.WriteLine($"Vehicle Armor: {vehicle.Armor}");
// AP -> HP damage
float kineticHealthDamage = (kinetic.Pierce - vehicle.Armor) * kinetic.HealthKineticFactor;
if (kineticHealthDamage < 0)
{
kineticHealthDamage = 0;
}
Debug.WriteLine($"Kinetic Health Damage: {kineticHealthDamage}");
// HE -> HP damage
float heatHealthDamage = (heat.Pierce - vehicle.Armor) * heat.HealthHeatFactor;
if (heatHealthDamage < 0)
{
kineticHealthDamage = 0;
}
if (vehicle.Armor == 0 && era.Plates > 0)
{
kineticHealthDamage -= era.Bonus;
heatHealthDamage -= era.Bonus;
}
era.Plates = era.Plates - 1;
Debug.WriteLine($"ERA Plates: {era.Plates}");
// Total health reduction
vehicle.Health = vehicle.Health - (kineticHealthDamage + heatHealthDamage);
// just to prevent any bugs, i'm resetting any negative values
if (era.Plates < 0)
{
era.Plates = 0;
}
if (vehicle.Armor < 0)
{
vehicle.Armor = 0;
}
if (vehicle.Health < 0)
{
vehicle.Health = 0;
}
Math.Round(vehicle.Armor, 2);
Math.Round(vehicle.Health, 2);
return(new float[] { vehicle.Armor, vehicle.Health, era.Plates });
}