public SteeringBehaviours(Fighter entity)
{
this.fighter = entity;
calculationMethod = CalculationMethods.WeightedTruncatedRunningSumWithPrioritisation;
sphere = new Sphere(0.2f);
XNAGame.Instance().Children.Add(sphere);
wanderTarget = new Vector3(randomClamped(), randomClamped(), randomClamped());
wanderTarget.Normalize();
weights.Add(behaviour_type.allignment, 1.0f);
weights.Add(behaviour_type.cohesion, 2.0f);
weights.Add(behaviour_type.obstacle_avoidance, 20.0f);
weights.Add(behaviour_type.wall_avoidance, 20.0f);
weights.Add(behaviour_type.wander, 1.0f);
weights.Add(behaviour_type.seek, 1.0f);
weights.Add(behaviour_type.flee, 1.0f);
weights.Add(behaviour_type.arrive, 1.0f);
weights.Add(behaviour_type.pursuit, 1.0f);
weights.Add(behaviour_type.offset_pursuit, 1.0f);
weights.Add(behaviour_type.interpose, 1.0f);
weights.Add(behaviour_type.hide, 1.0f);
weights.Add(behaviour_type.evade, 0.01f);
weights.Add(behaviour_type.follow_path, 1.0f);
weights.Add(behaviour_type.separation, 1.0f);
}
public SteeringBehaviours(Fighter entity)
{
this.fighter = entity;
calculationMethod = CalculationMethods.WeightedTruncatedRunningSumWithPrioritisation;
sphere = new Sphere(0.2f);
wanderSphere = new Sphere(1);
wanderSphere.ShouldDraw = false;
sphere.ShouldDraw = false;
XNAGame.Instance().Children.Add(sphere);
XNAGame.Instance().Children.Add(wanderSphere);
wanderTarget = new Vector3(RandomClamped(), RandomClamped(), RandomClamped());
wanderTarget.Normalize();
wanderTarget *= Params.GetFloat("wander_radius");
}
public static void setUpArrive()
{
List<Entity> children = XNAGame.Instance().Children;
Fighter leader = new Fighter();
leader.pos = new Vector3(10, 20, 20);
leader.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.arrive);
leader.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
leader.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
leader.targetPos = new Vector3(0, 100, -450);
children.Add(leader);
XNAGame.Instance().Leader = leader;
Ground ground = new Ground();
children.Add(ground);
XNAGame.Instance().Ground = ground;
foreach (Entity child in children)
{
child.pos.Y += 100;
}
}
public static void setUpCylonchase()
{
List<Entity> children = XNAGame.Instance().Children;
Fighter cylonScout = new Fighter("models/Cylon/CylonRaider");
cylonScout.pos = new Vector3(10, 20, 20);
cylonScout.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.seek);
cylonScout.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
cylonScout.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
cylonScout.targetPos = new Vector3(0, 100, -450);
children.Add(cylonScout);
XNAGame.Instance().Leader = cylonScout;
// Add some Obstacles
Obstacle o = new Obstacle(4);
o.pos = new Vector3(0, 10, -10);
children.Add(o);
o = new Obstacle(17);
o.pos = new Vector3(-10, 16, -80);
children.Add(o);
o = new Obstacle(10);
o.pos = new Vector3(10, 15, -120);
children.Add(o);
o = new Obstacle(12);
o.pos = new Vector3(5, -10, -150);
children.Add(o);
o = new Obstacle(20);
o.pos = new Vector3(-2, 5, -200);
children.Add(o);
o = new Obstacle(10);
o.pos = new Vector3(-25, -20, -250);
children.Add(o);
o = new Obstacle(10);
o.pos = new Vector3(20, -20, -250);
children.Add(o);
o = new Obstacle(35);
o.pos = new Vector3(-10, -30, -300);
children.Add(o);
// Now make a fleet
int fleetSize = 5;
float xOff = 6;
float zOff = 6;
for (int i = 2; i < fleetSize; i++)
{
for (int j = 0; j < i; j++)
{
float z = (i - 1) * +zOff;
Fighter fleet = new Fighter();
fleet.Leader = cylonScout;
fleet.offset = new Vector3((xOff * (-i / 2.0f)) + (j * xOff), 0, z);
fleet.pos = cylonScout.pos + fleet.offset;
fleet.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.offset_pursuit);
fleet.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
fleet.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
children.Add(fleet);
}
}
Fighter camFighter = new Fighter();
camFighter.Leader = cylonScout;
camFighter.pos = new Vector3(0, 15, fleetSize * zOff);
camFighter.offset = new Vector3(0, 5, fleetSize * zOff);
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.offset_pursuit);
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
XNAGame.Instance().CamFighter = camFighter;
children.Add(camFighter);
Ground ground = new Ground();
children.Add(ground);
XNAGame.Instance().Ground = ground;
foreach (Entity child in children)
{
child.pos.Y += 100;
}
}
public static void setUpWander()
{
List<Entity> children = XNAGame.Instance().Children;
Fighter leader = new Fighter();
leader.pos = new Vector3(10, 120, 20);
leader.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wander);
leader.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
leader.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
children.Add(leader);
Fighter camFighter = new Fighter();
camFighter.Leader = leader;
camFighter.pos = new Vector3(10, 120, 0);
camFighter.offset = new Vector3(0, 5, 10);
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.offset_pursuit);
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
XNAGame.Instance().CamFighter = camFighter;
children.Add(camFighter);
Ground ground = new Ground();
children.Add(ground);
XNAGame.Instance().Ground = ground;
}
public static void setUpStateMachineDemo()
{
List<Entity> children = XNAGame.Instance().Children;
Ground ground = new Ground();
children.Add(ground);
XNAGame.Instance().Ground = ground;
AIFighter aiFighter = new AIFighter();
aiFighter.pos = new Vector3(-20, 50, 50);
aiFighter.maxSpeed = 16.0f;
aiFighter.SwicthState(new IdleState(aiFighter));
aiFighter.Path.DrawPath = true;
children.Add(aiFighter);
Fighter fighter = new Fighter();
fighter.ModelName = "ship2";
fighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.arrive);
fighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
fighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
fighter.pos = new Vector3(10, 50, 0);
fighter.targetPos = aiFighter.pos + new Vector3(-50, 0, -80);
children.Add(fighter);
Fighter camFighter = new Fighter();
camFighter.Leader = fighter;
camFighter.offset = new Vector3(0, 5, 10);
camFighter.pos = fighter.pos + camFighter.offset;
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.offset_pursuit);
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
camFighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
XNAGame.Instance().CamFighter = camFighter;
children.Add(camFighter);
XNAGame.Instance().Leader = fighter;
Camera camera = XNAGame.Instance().Camera;
camera.pos = new Vector3(0.0f, 60.0f, 100.0f);
}
public static void setUpPursuit()
{
List<Entity> children = XNAGame.Instance().Children;
Ground ground = new Ground();
children.Add(ground);
XNAGame.Instance().Ground = ground;
Fighter fighter = new Fighter();
fighter.ModelName = "models/ColonialFleet/Military/ViperMkII";
fighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.arrive);
fighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.obstacle_avoidance);
fighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wall_avoidance);
fighter.pos = new Vector3(2, 20, -50);
fighter.targetPos = fighter.pos * 2;
XNAGame.Instance().Leader = fighter;
children.Add(fighter);
Fighter fighter1 = new Fighter();
fighter1.ModelName = "models/Cylon/CylonRaider";
fighter1.Target = fighter;
fighter1.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.pursuit);
fighter1.pos = new Vector3(-20, 20, -20);
children.Add(fighter1);
}
protected override void Initialize()
{
// TODO: Add your initialization logic here
camera = new Camera();
int midX = GraphicsDeviceManager.DefaultBackBufferHeight / 2;
int midY = GraphicsDeviceManager.DefaultBackBufferWidth / 2;
Mouse.SetPosition(midX, midY);
dalek = new Dalek();
dalek.pos = new Vector3(0, 0, 0);
dalek.DrawAxis = true;
children.Add(dalek);
EnemyDalek enemy = new EnemyDalek();
enemy.pos = new Vector3(10, 0, -10);
enemy.DrawAxis = true;
children.Add(enemy);
children.Add(camera);
ground = new Ground();
children.Add(ground);
Fighter fighter = new Fighter();
fighter.pos.X = 0; fighter.pos.Y = 20; fighter.pos.Z = 0;
children.Add(fighter);
base.Initialize();
}
public static void setUpFlockingDemo()
{
Params.Load("flocking.properties");
List<Entity> children = XNAGame.Instance().Children;
// Create an EliteFighter instance to be the pursuer
float range = Params.GetFloat("world_range");
Fighter fighter = new Fighter();
fighter.ModelName = "ship2";
//fighter.pos = new Vector3(10.0f, 10.0f, 10.0f);
//fighter.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.pursuit);
// Create Params.GetFloat("num_boids") boids and turn on the appropriate steering behaviours..
float boids = Params.GetFloat("num_boids");
for (int i = 0; i < boids; i++)
{
Fighter boid = new Fighter();
boid.ModelName = "fighter";
boid.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.alignment);
boid.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.cohesion);
boid.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.wander);
boid.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.sphere_constrain);
boid.SteeringBehaviours.turnOn(SteeringBehaviours.behaviour_type.separation);
// use Vector3 pos = randomPosition(range); to generate random positions
Vector3 pos = randomPosition(range);
boid.pos = pos;
//fighter.targetPos = boid.pos + new Vector3(-50, 0, -80);
children.Add(boid);
}
//children.Add(fighter);
int numObstacles = 5;
float dist = (range * 2) / numObstacles;
for (float x = - range ; x < range ; x+= dist)
{
for (float z = - range ; z < range ; z += dist)
{
Obstacle o = new Obstacle(20);
o.pos = new Vector3(x, 0, z);
o.Color = new Vector3((float)random.NextDouble(), (float)random.NextDouble(), (float)random.NextDouble());
o.ShouldDraw = true;
children.Add(o);
}
}
// Create a camera fighter
// Give it a "Leader" to follow and turn on offset pursuit
//XNAGame.Instance().CamFighter = XXX?
Camera camera = XNAGame.Instance().Camera;
camera.pos = new Vector3(0.0f, 60.0f, 200.0f);
}
