public AiStateMachine(Enemy owner, AIState constState, AIState startState)
{
this.owner = owner;
this.constState = constState;
this.dynamicState = startState;
constState.Enter(owner);
dynamicState.Enter(owner);
}
public void UpdateState(Enemy owner, float deltaTime)
{
switch (currDir)
{
case Direction.NEGATIVE_X:
UpdateLeft(deltaTime, owner);
break;
case Direction.POSITIVE_X:
UpdateRight(deltaTime, owner);
break;
}
}
public void UpdateState(Enemy owner, float deltaTime)
{
actionCooldownTimer += deltaTime;
if (actionCooldownTimer >= actionCooldown)
{
if (Vector3.Distance(Game.player.Cam.Position, owner.Position) <= playerDistToPerformAction)
{
actionCooldownTimer = 0.0f;
owner.PerformBaseAction();
}
}
}
public void UpdateState(Enemy owner, float deltaTime)
{
switch (currDir)
{
case Direction.NEGATIVE_Z:
UpdateNegative(deltaTime, owner);
break;
case Direction.POSITIVE_Z:
UpdatePositive(deltaTime, owner);
break;
}
}
public void Enter(Enemy owner)
{
owner.Velocity = endPos - startPos;
Vector3 vel = owner.Velocity;
vel.Normalize();
owner.Velocity = vel;
originalVelocity = owner.Velocity;
owner.Position = startPos;
if (originalVelocity.X < 0)
{
currDir = Direction.NEGATIVE_X;
owner.Rotation = new Vector3(0, NegativeHeading, 0);
}
else
{
currDir = Direction.POSITIVE_X;
owner.Rotation = new Vector3(0, PositiveHeading, 0);
}
}
void UpdateLeft(float deltaTime, Enemy owner)
{
float distance = Vector3.Distance(owner.Position, startPos);
if (distance <= 400)
{
if (distance <= 200)
{
if (owner.Rotation.Y < 270)
{
owner.Velocity = new Vector3(owner.Velocity.X + (acceleration * deltaTime), owner.Velocity.Y, owner.Velocity.Z);
owner.Rotation = new Vector3(owner.Rotation.X, owner.Rotation.Y + (90 * deltaTime), 0);
}
else
{
currDir = Direction.POSITIVE_X;
owner.Rotation = new Vector3(0, PositiveHeading, 0);
owner.Velocity = endPos - startPos;
Vector3 vel = owner.Velocity;
vel.Normalize();
owner.Velocity = vel;
originalVelocity = owner.Velocity;
}
}
else
owner.Velocity = new Vector3(originalVelocity.X * (distance / 400), originalVelocity.Y, originalVelocity.Z);
}
else if (owner.Velocity.X > -maxVelocity)
{
owner.Velocity = new Vector3(owner.Velocity.X - (acceleration * deltaTime), owner.Velocity.Y, owner.Velocity.Z);
originalVelocity = owner.Velocity;
}
}
public void Exit(Enemy owner)
{
owner.Velocity = Vector3.Zero;
}
void UpdateRight(float deltaTime, Enemy owner)
{
float distance = Vector3.Distance(owner.Position, endPos);
if (distance <= 400)
{
if (distance <= 200)
{
if (owner.Rotation.Y > 90)
{
owner.Velocity = new Vector3(owner.Velocity.X - (acceleration * deltaTime), 0, 0);
owner.Rotation = new Vector3(owner.Rotation.X, owner.Rotation.Y - (90 * deltaTime), 0);
}
else
{
currDir = Direction.NEGATIVE_X;
owner.Rotation = new Vector3(0, 90, 0);
owner.Velocity = startPos - endPos;
Vector3 vel = owner.Velocity;
vel.Normalize();
owner.Velocity = vel;
originalVelocity = owner.Velocity;
}
}
else
owner.Velocity = new Vector3(originalVelocity.X * (distance / 400), originalVelocity.Z, originalVelocity.Y);
}
else if (owner.Velocity.X < maxVelocity)
{
owner.Velocity = new Vector3(owner.Velocity.X + (acceleration * deltaTime), owner.Velocity.Y, owner.Velocity.Z);
originalVelocity = owner.Velocity;
}
}
public void Exit(Enemy owner)
{
}
public void Enter(Enemy owner)
{
actionCooldownTimer = 0.0f;
}
void UpdateNegative(float deltaTime, Enemy owner)
{
float distance = Vector3.Distance(owner.Position, currentTarget);
if (distance <= 400)
{
if (distance <= 200)
{
if (owner.Rotation.Y < positiveHeading)
{
owner.Velocity = new Vector3(owner.Velocity.X, owner.Velocity.Y, owner.Velocity.Z + (acceleration * deltaTime));
owner.Rotation = new Vector3(owner.Rotation.X, owner.Rotation.Y + (90 * deltaTime), 0);
}
else
{
currDir = Direction.POSITIVE_Z;
ChangeTarget();
owner.Velocity = currentTarget - otherTarget;
Vector3 vel = owner.Velocity;
vel.Normalize();
owner.Velocity = vel;
originalVelocity = owner.Velocity;
owner.Rotation = new Vector3(0, positiveHeading, 0);
}
}
else
owner.Velocity = new Vector3(originalVelocity.X, originalVelocity.Y, originalVelocity.Z * (distance / 400));
}
else if (owner.Velocity.Z > -maxVelocity)
{
owner.Velocity = new Vector3(owner.Velocity.X, owner.Velocity.Y, owner.Velocity.Z - (acceleration * deltaTime));
originalVelocity = owner.Velocity;
}
}