protected bool findMate()
{
bool foundMate = false;
Animal nearestMate = null;
foreach (Animal potentialMate in animal.earthField.animals)
{
if (potentialMate.name == animal.name && potentialMate.mind.goal.type == "walk" && potentialMate.libido >= 300 && potentialMate.sex != animal.sex)
{
if (nearestMate == null)
{
nearestMate = potentialMate;
}
else if (distance(animal, potentialMate) < distance(animal, nearestMate))
{
nearestMate = potentialMate;
}
}
}
if (nearestMate != null)
{
goal = Goal.makeGoal("reproduce", 'w', nearestMate);
nearestMate.mind.goal = Goal.makeGoal("reproduce", 'w', animal);
foundMate = true;
}
return(foundMate);
}
protected bool findWater(char moveType)
{
bool foundWater = false;
PointF nearestWaterPoint = new Point(-100, -100);
foreach (WaterField waterField in animal.earthField.waterFields)
{
double x, y, A = waterField.A, B = waterField.B;
double An = waterField.An, Bn = waterField.Bn;
double x0 = animal.coords.X, y0 = animal.coords.Y;
double x0_ = waterField.border[0].X, y0_ = waterField.border[0].Y;
y = (A * An * x0_ + An * B * y0_ - A * An * x0 - A * Bn * y0) / (An * B - A * Bn);
x = (An * x0 + Bn * y0 - Bn * y) / An;
PointF potentialWaterPoint = new PointF((float)(x), (float)(y));
if (potentialWaterPoint.X > animal.earthField.width)
{
potentialWaterPoint = waterField.border[0].X == animal.earthField.width ? waterField.border[0] : waterField.border[1];
}
else if (potentialWaterPoint.X < 0)
{
potentialWaterPoint = waterField.border[0].X == 0 ? waterField.border[0] : waterField.border[1];
}
else if (potentialWaterPoint.Y > animal.earthField.height)
{
potentialWaterPoint = waterField.border[0].Y == animal.earthField.height ? waterField.border[0] : waterField.border[1];
}
else if (potentialWaterPoint.Y < 0)
{
potentialWaterPoint = waterField.border[0].Y == 0 ? waterField.border[0] : waterField.border[1];
}
if (nearestWaterPoint.X == -100 && nearestWaterPoint.Y == -100)
{
nearestWaterPoint = potentialWaterPoint;
}
else if (distance(animal.coords, potentialWaterPoint) < distance(animal.coords, nearestWaterPoint))
{
nearestWaterPoint = potentialWaterPoint;
}
}
if (!(nearestWaterPoint.X == -100 && nearestWaterPoint.Y == -100))
{
if (goal != null && (goal.type == "hunt" || goal.type == "reproduce"))
{
Animal reproduceOrHuntAnimal = ((Animal)goal.target);
goal = Goal.makeGoal("drink", moveType, new SizeCoordObject(0, new PointF(nearestWaterPoint.X, nearestWaterPoint.Y)));
reproduceOrHuntAnimal.mind.findNewGoal();
}
goal = Goal.makeGoal("drink", moveType, new SizeCoordObject(0, new PointF(nearestWaterPoint.X, nearestWaterPoint.Y)));
foundWater = true;
}
return(foundWater);
}
override public void findNewGoal()
{
// method that finds new goal
if (animal.thirst >= 3000 && findWater('w'))
{
;
}
else if (animal.hunger >= 5000 && findFood('w'))
{
;
}
else if (animal.libido >= 3000 && findMate())
{
;
}
else if (animal.drowsiness >= 6000)
{
goal = Goal.makeGoal("sleep", 's', animal);
}
else if (goal == null || goal.type != "walk")
{
Point p = new Point();
bool satisfies = false;
while (!satisfies)
{
p = new Point(random.Next(animal.earthField.width), random.Next(animal.earthField.height));
foreach (WaterField waterField in animal.earthField.waterFields)
{
if (waterField.isPointIn(p))
{
satisfies = true;
}
}
if (satisfies)
{
satisfies = false;
}
else
{
satisfies = true;
}
}
goal = Goal.makeGoal("walk", 'w', new SizeCoordObject(0, p));
}
}
protected override void checkCriticalSituation()
{
// checking different critical situations like big hunger or thirst
if (animal.hunger >= 10000 || animal.thirst >= 10000)
{
Logger.getLogger().write(animal.name + " died of " + (animal.hunger >= 10000 ? "hunger" : "thirst") + ". What a tragedy!");
animal.earthField.animals.Remove(animal);
UnmovableEO deadAnimal = new UnmovableEO(Logger.getLogger(), "dead " + animal.name, animal.size, animal.coords, "dead animal");
animal.earthField.objects.Add(deadAnimal);
if (goal.type == "run away" || goal.type == "reproduce")
{
((Animal)goal.target).mind.findNewGoal();
}
}
else
{
if (animal.heaviness >= 10000 && goal.type != "sleep" && goal.type != "reproduce")
{
animal.heaviness = 0;
animal.earthField.objects.Add(new Feces(animal.size / 4, new PointF(animal.coords.X, animal.coords.Y)));
}
if (goal.type != "run away" && animal.drowsiness >= 10000)
{
if (goal.type == "reproduce")
{
((Animal)(goal.target)).mind.goal = Goal.makeGoal("walk", 'w', goal.target);
}
goal = Goal.makeGoal("sleep", 's', animal);
}
else if (goal.type != "run away" &&
((goal.type == "sleep" && animal.drowsiness <= 8000) || (goal.type != "sleep")) &&
animal.thirst >= 8000 && !(goal.type == "drink" && goal.speedType == 'r') && findWater('r'))
{
;
}
else if (((goal.type == "sleep" && animal.drowsiness <= 8000) || (goal.type != "sleep")) &&
!(goal.type == "drink" && goal.speedType == 'r') &&
!(goal.type == "eat" && goal.speedType == 'r') &&
goal.type != "run away" && animal.hunger >= 8000 && findFood('r'))
{
;
}
}
}
protected override bool findFood(char moveType)
{
// find nearest food
// find out is there plants in field
bool foundFood = false;
UnmovableEO nearestPlant = null;
foreach (UnmovableEO earthObject in animal.earthField.objects)
{
if (earthObject.type == "plant")
{
if (nearestPlant == null)
{
nearestPlant = earthObject;
}
else if (distance(animal, earthObject) < distance(animal, nearestPlant))
{
nearestPlant = earthObject;
}
}
}
if (nearestPlant != null)
{
if (goal.type == "reproduce")
{
Animal reproduceAnimal = ((Animal)goal.target);
goal = Goal.makeGoal("eat", moveType, nearestPlant);
reproduceAnimal.mind.findNewGoal();
}
else
{
goal = Goal.makeGoal("eat", moveType, nearestPlant);
}
foundFood = true;
}
return(foundFood);
}
override public void striveForGoal()
{
// method making something that animal has to do now
checkCriticalSituation();
if (goal.type == "hunt")
{
if (distance(animal, goal.target) <= 0)
{
animal.earthField.animals.Remove((Animal)goal.target);
Logger.getLogger().write(goal.target.name + " was slain by " + animal.name + ". Life is not fair..");
UnmovableEO deadAnimal = new UnmovableEO(Logger.getLogger(), "dead " + goal.target.name, goal.target.size, goal.target.coords, "dead animal");
animal.earthField.objects.Add(deadAnimal);
goal = Goal.makeGoal("eat", 'w', deadAnimal);
}
else
{
move(animal.runningSpeed);
}
}
else if (goal.type == "drink")
{
if (distance(animal, goal.target) <= 0 && animal.thirst > 25)
{
animal.thirst -= 25;
}
else if (animal.thirst <= 25)
{
findNewGoal();
}
else
{
move(goal.speedType == 'w' ? animal.walkingSpeed : animal.runningSpeed);
}
}
else if (goal.type == "eat")
{
if (animal.earthField.objects.Contains((UnmovableEO)goal.target))
{
if (distance(animal, goal.target) <= 0 && animal.hunger > 40)
{
animal.hunger -= 40;
goal.target.size -= 0.3;
if (goal.target.size <= 0)
{
Logger.getLogger().write(goal.target.name + " was eaten by " + animal.name + "!");
animal.earthField.objects.Remove((UnmovableEO)goal.target);
findNewGoal();
}
}
else if (animal.hunger <= 40)
{
findNewGoal();
}
else
{
move(goal.speedType == 'w' ? animal.walkingSpeed : animal.runningSpeed);
}
}
else
{
findNewGoal();
}
}
else if (goal.type == "sleep")
{
if (animal.drowsiness >= 10)
{
animal.drowsiness -= 10;
}
else
{
findNewGoal();
}
}
else if (goal.type == "reproduce")
{
if (distance(animal, goal.target) <= 0)
{
((ReproduceGoal)(goal)).turns++;
if (((ReproduceGoal)(goal)).turns >= 120)
{
Animal child = new Animal(Logger.getLogger(), animal.name, (animal.size + goal.target.size) / 6, (animal.maxSize + ((Animal)goal.target).maxSize) / 2, new PointF((animal.coords.X + goal.target.coords.X) / 2, (animal.coords.Y + goal.target.coords.Y) / 2), 0, 0, 0, 0, animal.hungerInc, animal.thirstInc, animal.libidoInc, (animal.walkingSpeed + ((Animal)(goal.target)).walkingSpeed) / 2, (animal.runningSpeed + ((Animal)(goal.target)).runningSpeed) / 2, random.Next(2) == 1 ? 'm' : 'f', animal.earthField, "carnivore");
animal.earthField.animals.Add(child);
animal.libido = 0;
((Animal)goal.target).libido = 0;
((Animal)(goal.target)).mind.findNewGoal();
findNewGoal();
}
}
else
{
move(animal.walkingSpeed);
}
}
else if (goal.type == "walk")
{
findNewGoal();
if (goal.type == "walk")
{
if (distance(animal, goal.target) > 0)
{
if (move(animal.walkingSpeed))
{
;
}
else
{
Point p = new Point();
bool satisfies = false;
while (!satisfies)
{
p = new Point(random.Next(animal.earthField.width), random.Next(animal.earthField.height));
foreach (WaterField waterField in animal.earthField.waterFields)
{
if (waterField.isPointIn(p))
{
satisfies = true;
}
}
if (satisfies)
{
satisfies = false;
}
else
{
satisfies = true;
}
}
goal = Goal.makeGoal("walk", 'w', new SizeCoordObject(0, p));
}
}
else
{
Point p = new Point();
bool satisfies = false;
while (!satisfies)
{
p = new Point(random.Next(animal.earthField.width), random.Next(animal.earthField.height));
foreach (WaterField waterField in animal.earthField.waterFields)
{
if (waterField.isPointIn(p))
{
satisfies = true;
}
}
if (satisfies)
{
satisfies = false;
}
else
{
satisfies = true;
}
}
goal = Goal.makeGoal("walk", 'w', new SizeCoordObject(0, p));
}
}
}
if (goal.speedType == 'r')
{
animal.drowsiness += 3;
animal.hunger += 3 * animal.hungerInc;
animal.libido += 3 * animal.libidoInc;
animal.thirst += 3 * animal.thirstInc;
}
else if (goal.speedType == 'w')
{
animal.drowsiness += 2;
animal.hunger += 2 * animal.hungerInc;
animal.libido += 2 * animal.libidoInc;
animal.thirst += 2 * animal.thirstInc;
}
else
{
animal.drowsiness += 1;
animal.hunger += animal.hungerInc;
animal.libido += animal.libidoInc;
animal.thirst += animal.thirstInc;
}
animal.heaviness += random.Next(7);
}
protected override bool findFood(char moveType)
{
// method finds nearest food or animal to hunt
// find out is there dead animals in field
bool foundFood = false;
UnmovableEO nearestDeadAnimal = null;
foreach (UnmovableEO earthObject in animal.earthField.objects)
{
if (earthObject.type == "dead animal")
{
if (nearestDeadAnimal == null)
{
nearestDeadAnimal = earthObject;
}
else if (distance(animal, earthObject) < distance(animal, nearestDeadAnimal))
{
nearestDeadAnimal = earthObject;
}
}
}
if (nearestDeadAnimal != null)
{
if (goal.type == "reproduce")
{
Animal reproduceAnimal = ((Animal)goal.target);
goal = Goal.makeGoal("eat", moveType, nearestDeadAnimal);
reproduceAnimal.mind.findNewGoal();
}
else
{
goal = Goal.makeGoal("eat", moveType, nearestDeadAnimal);
}
foundFood = true;
}
else
{
// find out is there herbivorous animals in field
Animal nearestPrey = null;
foreach (Animal potentialPrey in animal.earthField.animals)
{
if (potentialPrey.mind.type == "herbivorous" && potentialPrey.size <= 1.3 * animal.size && potentialPrey.mind.goal.type != "run away")
{
if (nearestPrey == null)
{
nearestPrey = potentialPrey;
}
else if (distance(animal, potentialPrey) < distance(animal, nearestPrey))
{
nearestPrey = potentialPrey;
}
}
}
if (nearestPrey != null)
{
if (goal.type == "reproduce")
{
Animal reproduceAnimal = ((Animal)goal.target);
goal = Goal.makeGoal("hunt", 'r', nearestPrey);
reproduceAnimal.mind.findNewGoal();
}
else
{
goal = Goal.makeGoal("hunt", 'r', nearestPrey);
}
foundFood = true;
if (nearestPrey.mind.goal.type != "reproduce")
{
nearestPrey.mind.goal = Goal.makeGoal("run away", 'r', animal);
}
else
{
((Animal)(nearestPrey.mind.goal.target)).mind.goal = Goal.makeGoal("walk", 'w', nearestPrey.mind.goal.target);
nearestPrey.mind.goal = Goal.makeGoal("run away", 'r', animal);
}
}
}
return(foundFood);
}
override public void striveForGoal()
{
// method that doing with animal that it has to do
//log animal's wishes(or critical situations)
checkCriticalSituation();
if (goal.type == "drink")
{
if (distance(animal, goal.target) <= 0 && animal.thirst > 25)
{
animal.thirst -= 25;
}
else if (animal.thirst <= 25)
{
findNewGoal();
}
else
{
move(goal.speedType == 'w' ? animal.walkingSpeed : animal.runningSpeed);
}
}
else if (goal.type == "eat")
{
if (animal.earthField.objects.Contains((UnmovableEO)goal.target))
{
if (distance(animal, goal.target) <= 0 && animal.hunger > 70)
{
animal.hunger -= 70;
goal.target.size -= 0.3;
if (goal.target.size <= 0)
{
Logger.getLogger().write(goal.target.name + " was eaten by " + animal.name + "!");
animal.earthField.objects.Remove((UnmovableEO)goal.target);
findNewGoal();
}
}
else if (animal.hunger <= 70)
{
findNewGoal();
}
else
{
move(goal.speedType == 'w' ? animal.walkingSpeed : animal.runningSpeed);
}
}
else
{
findNewGoal();
}
}
else if (goal.type == "sleep")
{
if (animal.drowsiness >= 10)
{
animal.drowsiness -= 10;
}
else
{
findNewGoal();
}
}
else if (goal.type == "reproduce")
{
if (distance(animal, goal.target) <= 0)
{
((ReproduceGoal)(goal)).turns++;
if (((ReproduceGoal)(goal)).turns >= 120)
{
Animal child = new Animal(Logger.getLogger(), animal.name, (animal.size + goal.target.size) / 6, (animal.maxSize + ((Animal)goal.target).maxSize) / 2, new PointF((animal.coords.X + goal.target.coords.X) / 2, (animal.coords.Y + goal.target.coords.Y) / 2), 0, 0, 0, 0, animal.hungerInc, animal.thirstInc, animal.libidoInc, (animal.walkingSpeed + ((Animal)(goal.target)).walkingSpeed) / 2, (animal.runningSpeed + ((Animal)(goal.target)).runningSpeed) / 2, random.Next(2) == 1 ? 'm' : 'f', animal.earthField, "herbivorous");
animal.earthField.animals.Add(child);
animal.libido = 0;
((Animal)goal.target).libido = 0;
((Animal)(goal.target)).mind.findNewGoal();
findNewGoal();
}
}
else
{
move(animal.walkingSpeed);
}
}
else if (goal.type == "run away")
{
if (((Animal)goal.target).mind.goal.type == "hunt" && distance(animal, goal.target) > 250)
{
int i = random.Next(2);
while (!move(animal.runningSpeed))
{
double x = animal.coords.X;
double y = animal.coords.Y;
double x0 = ((RunAwayGoal)goal).runAwayPlace.coords.X;
double y0 = ((RunAwayGoal)goal).runAwayPlace.coords.Y;
double rx = x0 - x;
double ry = y0 - y;
double c = Math.Cos((i == 0 ? -1 : 1) * Math.PI / 18 * 10);
double s = Math.Sin((i == 0 ? -1 : 1) * Math.PI / 18 * 10);
double x1 = x + rx * c - ry * s;
double y1 = y + rx * s + ry * c;
((RunAwayGoal)goal).runAwayPlace = new SizeCoordObject(0, new PointF((float)x1, (float)y1));
}
}
else if (((Animal)goal.target).mind.goal.type != "hunt")
{
findNewGoal();
}
else
{
((RunAwayGoal)goal).runAwayPlace = goal.target;
move(animal.runningSpeed);
}
}
else if (goal.type == "walk")
{
findNewGoal();
if (goal.type == "walk")
{
if (distance(animal, goal.target) > 0)
{
if (move(animal.walkingSpeed))
{
;
}
else
{
Point p = new Point();
bool satisfies = false;
while (!satisfies)
{
p = new Point(random.Next(animal.earthField.width), random.Next(animal.earthField.height));
foreach (WaterField waterField in animal.earthField.waterFields)
{
if (waterField.isPointIn(p))
{
satisfies = true;
}
}
if (satisfies)
{
satisfies = false;
}
else
{
satisfies = true;
}
}
goal = Goal.makeGoal("walk", 'w', new SizeCoordObject(0, p));
}
}
else
{
Point p = new Point();
bool satisfies = false;
while (!satisfies)
{
p = new Point(random.Next(animal.earthField.width), random.Next(animal.earthField.height));
foreach (WaterField waterField in animal.earthField.waterFields)
{
if (waterField.isPointIn(p))
{
satisfies = true;
}
}
if (satisfies)
{
satisfies = false;
}
else
{
satisfies = true;
}
}
goal = Goal.makeGoal("walk", 'w', new SizeCoordObject(0, p));
}
}
}
if (goal.speedType == 'r')
{
animal.drowsiness += 3;
animal.hunger += 3 * animal.hungerInc;
animal.libido += 3 * animal.libidoInc;
animal.thirst += 3 * animal.thirstInc;
}
else if (goal.speedType == 'w')
{
animal.drowsiness += 2;
animal.hunger += 2 * animal.hungerInc;
animal.libido += 2 * animal.libidoInc;
animal.thirst += 2 * animal.thirstInc;
}
else
{
animal.drowsiness += 1;
animal.hunger += animal.hungerInc;
animal.libido += animal.libidoInc;
animal.thirst += animal.thirstInc;
}
animal.heaviness += random.Next(7);
}