public override void Update(GameTime gameTime)
{
Position.X += Velocity.X;
Position.Y += Velocity.Y;
Hitbox.X = (int)Position.X + HitboxDisplacement;
Hitbox.Y = (int)Position.Y;
if (focusedPlayer == null)
{
FacingLeft = true;
}
else if (focusedPlayer.Character.Hitbox.Center.X < Hitbox.Center.X)
{
FacingLeft = true;
}
else if (focusedPlayer.Character.Hitbox.Center.X > Hitbox.Center.X)
{
FacingLeft = false;
}
if (FacingLeft)
{
AttackHitbox.X = (int)(Hitbox.X - AttackRange.X);
}
else
{
// 72 is the width that the image actually takes up in the frame
AttackHitbox.X = (int)Position.X + HitboxDisplacement + 72;
}
AttackHitbox.Y = Hitbox.Y;
CurrentAnimation.Update(gameTime);
if (EnemyState != EnemyStates.Damaged)
{
ProcessDamage();
}
switch (EnemyState)
{
case EnemyStates.Idle:
foreach (Player player in PlayerManager.Players)
{
if (Math.Abs(player.Character.Hitbox.Center.X - Hitbox.Center.X) <= 200 &&
Math.Abs(player.Character.Hitbox.Center.Y - player.Character.Hitbox.Center.Y) <= 200)
{
focusedPlayer = player;
//animation will be changed
//animatedSprite.SelectAnimation(4, 1);
EnemyState = EnemyStates.SeePlayer;
}
}
break;
case EnemyStates.SeePlayer:
//input delay from SeePlayer state to Chase state
StateTimer += 1;
if (StateTimer >= 120)
{
//animatedSprite.SelectAnimation(3, 1);
EnemyState = EnemyStates.Chase;
}
break;
case EnemyStates.Chase:
float distance = float.MaxValue;
foreach (Player player in PlayerManager.Players)
{
float playerDistance = Vector2.Distance(player.Character.Position, Position);
if (distance > playerDistance)
{
distance = playerDistance;
focusedPlayer = player;
}
}
if (AttackHitbox.Intersects(focusedPlayer.Character.Hitbox))
{
Velocity.X = 0;
Velocity.Y = 0;
//animatedSprite.SelectAnimation(1, 2);
EnemyState = EnemyStates.Attack;
break;
}
if (FacingLeft && AttackHitbox.Left >= focusedPlayer.Character.Hitbox.Right)
{
Velocity.X = -2;
}
else if (!FacingLeft && AttackHitbox.Right <= focusedPlayer.Character.Hitbox.Left)
{
Velocity.X = 2;
}
if (AttackHitbox.Top >= focusedPlayer.Character.Hitbox.Bottom)
{
Velocity.Y = -2;
if (Position.Y == focusedPlayer.Character.Position.Y)
{
Velocity.Y = 0;
}
}
else if (AttackHitbox.Bottom <= focusedPlayer.Character.Hitbox.Top)
{
Velocity.Y = 2;
if (Position.Y == focusedPlayer.Character.Position.Y)
{
Velocity.Y = 0;
}
}
break;
case EnemyStates.Attack:
if (!AttackHitbox.Intersects(focusedPlayer.Character.Hitbox))
{
//animatedSprite.SelectAnimation(3, 1);
EnemyState = EnemyStates.Chase;
}
else
{
// attack here
}
break;
/*case EnemyStates.Swat:
* if ( )
* {
* ball.SourcePosition = Position;
* ball.DestinationPosition = PlayerManager.GetPlayer(Player.PlayerIndex).Target.Position;
* ball.Velocity.X = (PlayerManager.GetPlayer(Player.PlayerIndex.get()).Target.Position.X - Position.X) / 60;
* ball.Velocity.Y = -(PlayerManager.GetPlayer(Player.PlayerIndex).Target.Position.Y - .5F * 60 * 60 / 2 - Position.Y) / 60;
* }
*
* break;*/
case EnemyStates.Retreat:
/* if( Health < 30)
* {
* velocity of enemy is opposite direction of focusedPlayer
* }*/
break;
case EnemyStates.Damaged:
StateTimer += (int)Math.Ceiling(gameTime.ElapsedGameTime.TotalSeconds * 60F);
if (FacingLeft)
{
Position.X += 5;
}
else
{
Position.X -= 5;
}
if (StateTimer > 20)
{
StateTimer = 0;
//animatedSprite.SelectAnimation(3, 1);
EnemyState = EnemyStates.Chase;
}
break;
case EnemyStates.Dead:
//input animation
//animatedSprite.SelectAnimation(x, x);
MarkForDelete = true;
break;
/* case CharacterStates.DefaultState:
* ProcessMovement(Speed);
* if (InputManager.GetCharacterActionState(PlayerIndex, CharacterActions.Pass) == ActionStates.Pressed
* && PlayerManager.Players.Count > 1 && HasBall)
* {
* CharacterState = CharacterStates.PassState;
* }
* break;
*/
}
}
public override void Update(GameTime gameTime)
{
CurrentAnimation.Update(gameTime);
if (!(EnemyState == EnemyStates.Damaged || EnemyState == EnemyStates.Dead))
{
ProcessDamage();
Position.X += Velocity.X;
Position.Y += Velocity.Y;
}
foreach (Player player in PlayerManager.Players)
{
if (player.Character.PickAggroBox.Intersects(Hitbox) && player.Character.Defending)
{
focusedPlayer = player;
}
}
if (focusedPlayer == null)
{
FacingLeft = false;
}
else if (focusedPlayer.Character.Hitbox.Center.X < Hitbox.Center.X)
{
FacingLeft = false;
}
else if (focusedPlayer.Character.Hitbox.Center.X > Hitbox.Center.X)
{
FacingLeft = true;
}
if (!FacingLeft)
{
AttackHitbox.X = (int)(Hitbox.X - AttackRange.X);
}
else
{
AttackHitbox.X = (int)Position.X + HitboxXDisplacement + Hitbox.Width;
}
AttackHitbox.Y = (int)Hitbox.Y;
Hitbox.X = (int)Position.X + HitboxXDisplacement;
Hitbox.Y = (int)Position.Y + HitboxYDisplacement - (int)PositionZ;
switch (EnemyState)
{
case EnemyStates.Idle:
foreach (Player player in PlayerManager.Players)
{
if (Vector2.Distance(new Vector2(player.Character.Hitbox.Center.X, player.Character.Hitbox.Center.Y), new Vector2(Hitbox.Center.X, Hitbox.Center.Y)) <= 300)
{
focusedPlayer = player;
SelectAnimation(RunningAnimation);
EnemyState = EnemyStates.Chase;
}
}
break;
case EnemyStates.Chase:
float distance = float.MaxValue;
foreach (Player player in PlayerManager.Players)
{
if (player.Character.PickAggroBox.Intersects(Hitbox) && player.Character.Defending)
{
focusedPlayer = player;
break;
}
float playerDistance = Vector2.Distance(player.Character.Position, Position);
if (distance > playerDistance)
{
distance = playerDistance;
focusedPlayer = player;
}
}
if (AttackHitbox.Intersects(focusedPlayer.Character.Hitbox) && focusedPlayer.Character.Hitbox.Bottom > Hitbox.Bottom - 50 &&
focusedPlayer.Character.Hitbox.Bottom < Hitbox.Bottom + 50)
{
Velocity.X = 0;
Velocity.Y = 0;
SelectAnimation(StandingAnimation);
EnemyState = EnemyStates.Attack;
break;
}
if ((FacingLeft && AttackHitbox.Left >= focusedPlayer.Character.Hitbox.Right) ||
(!FacingLeft && AttackHitbox.Left >= focusedPlayer.Character.Hitbox.Right))
{
Velocity.X = -2;
}
else if ((!FacingLeft && AttackHitbox.Right <= focusedPlayer.Character.Hitbox.Left) ||
(FacingLeft && AttackHitbox.Right <= focusedPlayer.Character.Hitbox.Left))
{
Velocity.X = 2;
}
if (Hitbox.Bottom >= focusedPlayer.Character.Hitbox.Bottom + 50)
{
Velocity.Y = -2;
}
else if (Hitbox.Bottom <= focusedPlayer.Character.Hitbox.Bottom - 50)
{
Velocity.Y = 2;
}
break;
case EnemyStates.Attack:
if (!AttackHitbox.Intersects(focusedPlayer.Character.Hitbox))
{
SelectAnimation(RunningAnimation);
EnemyState = EnemyStates.Chase;
}
else
{
AttackWaitTime -= (int)Math.Ceiling(gameTime.ElapsedGameTime.TotalSeconds * 60F);
if (AttackWaitTime <= 0)
{
Random rnd = new Random();
AttackWaitTime = rnd.Next(30, 90);
SelectAnimation(AttackingAnimation);
EnemyState = EnemyStates.Attacking;
}
}
break;
case EnemyStates.Attacking:
StateTimer += (int)Math.Ceiling(gameTime.ElapsedGameTime.TotalSeconds * 60F);
if (StateTimer == 20)
{
AttackVisible = true;
}
else
{
AttackVisible = false;
}
if (StateTimer > AttackingAnimation.NumFrames * AttackingAnimation.Frequency)
{
StateTimer = 0;
SelectAnimation(StandingAnimation);
EnemyState = EnemyStates.Attack;
}
break;
case EnemyStates.SpecialAttack:
break;
case EnemyStates.Retreat:
/* if( Health < 30)
* {
* velocity of enemy is opposite direction of focusedPlayer
* }*/
break;
case EnemyStates.Damaged:
StateTimer += (int)Math.Ceiling(gameTime.ElapsedGameTime.TotalSeconds * 60F);
if (StateTimer > DamagedAnimation.NumFrames * DamagedAnimation.Frequency)
{
StateTimer = 0;
SelectAnimation(StandingAnimation);
EnemyState = EnemyStates.Chase;
}
break;
case EnemyStates.Dead:
StateTimer += 1;
if (StateTimer > DeathAnimation.NumFrames * DeathAnimation.Frequency - 1)
{
StateTimer = 0;
MarkForDelete = true;
}
break;
}
}
public override void Update(GameTime gameTime)
{
CurrentAnimation.Update(gameTime);
if (!(EnemyState == EnemyStates.Damaged || EnemyState == EnemyStates.Dead))
{
ProcessDamage();
}
foreach (Player player in PlayerManager.Players)
{
if (player.Character.PickAggroBox.Intersects(Hitbox) && player.Character.Defending)
{
focusedPlayer = player;
}
}
if (focusedPlayer == null)
{
FacingLeft = true;
}
else if (focusedPlayer.Character.Hitbox.Center.X < Hitbox.Center.X)
{
FacingLeft = true;
}
else if (focusedPlayer.Character.Hitbox.Center.X > Hitbox.Center.X)
{
FacingLeft = false;
}
Hitbox.X = (int)Position.X + HitboxXDisplacement;
Hitbox.Y = (int)Position.Y + HitboxYDisplacement - (int)PositionZ;
if (FacingLeft)
{
AttackHitbox.X = (int)(Hitbox.X - AttackRange.X);
}
else
{
AttackHitbox.X = (int)Position.X + HitboxXDisplacement + Hitbox.Width;
}
AttackHitbox.Y = (int)Position.Y + 35 * (int)scale;
switch (EnemyState)
{
case EnemyStates.Chase:
if (Velocity.X != 0 || Velocity.Y != 0)
{
inGoodPositionTimer = 0;
SelectAnimation(RunningAnimation);
}
else if (inGoodPositionTimer <= 3)
{
inGoodPositionTimer++;
}
else
{
SelectAnimation(StandingAnimation);
}
if (waitTime > 0)
{
waitTime--;
return;
}
if (Position.X + Velocity.X >= 0 && Position.X + Hitbox.Width + Velocity.X <= 1280)
{
Position.X += Velocity.X;
}
if (Position.Y + Hitbox.Height + Velocity.Y >= 720 / 2 && Position.Y + Hitbox.Height + Velocity.Y <= 720)
{
Position.Y += Velocity.Y;
}
float distance = float.MaxValue;
foreach (Player player in PlayerManager.Players)
{
if (player.Character.PickAggroBox.Intersects(Hitbox) && player.Character.Defending)
{
focusedPlayer = player;
break;
}
float playerDistance = Vector2.Distance(player.Character.Position, Position);
if (distance > playerDistance)
{
distance = playerDistance;
focusedPlayer = player;
}
}
if (StateTimer > 0)
{
StateTimer -= 1;
if (StateTimer <= 0)
{
waitFlag = true;
}
MoveTowardsPlayer(Speed);
}
else if (attackFlag)
{
if (AttackHitbox.Intersects(focusedPlayer.Character.Hitbox) && focusedPlayer.Character.Hitbox.Bottom >= Hitbox.Bottom - 50 &&
focusedPlayer.Character.Hitbox.Bottom < Hitbox.Bottom + 50)
{
Velocity.X = 0;
Velocity.Y = 0;
attackFlag = false;
EnemyState = EnemyStates.Attack;
break;
}
MoveTowardsPlayer(Speed);
}
else if (waitFlag)
{
waitTime = GetRandomInt(80, 160);
Velocity.X = 0;
Velocity.Y = 0;
waitFlag = false;
return;
}
else if (Vector2.Distance(Position, focusedPlayer.Character.Position) <= surroundDistance)
{
if (GetRandomInt(0, 120) == 1)
{
attackFlag = true;
}
else
{
bool enemyTooClose = false;
Vector2 distanceFromPlayer = new Vector2(Position.X - focusedPlayer.Character.Position.X, Position.Y - focusedPlayer.Character.Position.Y);
float xSpeedFactor = (surroundDistance - distanceFromPlayer.X) / (surroundDistance * 2);
float ySpeedFactor = (surroundDistance - distanceFromPlayer.Y) / (surroundDistance * 2);
foreach (Enemy enemy in PlayerManager.EnemyManager.Enemies)
{
if (!enemy.Equals(this) && Vector2.Distance(enemy.Position, Position) <= 200)
{
enemyTooClose = true;
if ((distanceFromPlayer.X > 0 && distanceFromPlayer.Y > 0) ||
(distanceFromPlayer.X < 0 && distanceFromPlayer.Y < 0))
{
Velocity.Y = Math.Sign(Position.Y - enemy.Position.Y) * Speed * ySpeedFactor;
Velocity.X = Math.Sign(Velocity.Y) * Speed * xSpeedFactor;
}
else if ((distanceFromPlayer.X > 0 && distanceFromPlayer.Y < 0) ||
(distanceFromPlayer.X < 0 && distanceFromPlayer.Y > 0))
{
Velocity.Y = Math.Sign(Position.Y - enemy.Position.Y) * Speed * ySpeedFactor;
Velocity.X = -Math.Sign(Velocity.Y) * Speed * xSpeedFactor;
}
else if (distanceFromPlayer.X == 0)
{
if (GetRandomInt(0, 1) == 1)
{
Velocity.X = -Speed * xSpeedFactor;
}
else
{
Velocity.X = Speed * xSpeedFactor;
}
}
else if (distanceFromPlayer.Y == 0)
{
if (GetRandomInt(0, 1) == 1)
{
Velocity.Y = -Speed * ySpeedFactor;
}
else
{
Velocity.Y = Speed * ySpeedFactor;
}
}
break;
}
}
if (!enemyTooClose)
{
if (Vector2.Distance(Position, focusedPlayer.Character.Position) <= surroundDistance / 2)
{
Velocity.X = Math.Sign(distanceFromPlayer.X) * Speed * xSpeedFactor;
Velocity.Y = Math.Sign(distanceFromPlayer.Y) * Speed * ySpeedFactor;
}
else
{
inGoodPositionTimer++;
Velocity.X = 0;
Velocity.Y = 0;
}
}
}
}
else if (AttackHitbox.Intersects(focusedPlayer.Character.Hitbox) && focusedPlayer.Character.Hitbox.Bottom >= Hitbox.Bottom - 50 &&
focusedPlayer.Character.Hitbox.Bottom < Hitbox.Bottom + 50)
{
Velocity.X = 0;
Velocity.Y = 0;
attackFlag = false;
EnemyState = EnemyStates.Attack;
break;
}
else
{
StateTimer = GetRandomInt(45, 90);
}
break;
case EnemyStates.Attack:
if (!AttackHitbox.Intersects(focusedPlayer.Character.Hitbox))
{
EnemyState = EnemyStates.Chase;
}
else
{
AttackWaitTime -= (int)Math.Ceiling(gameTime.ElapsedGameTime.TotalSeconds * 60F);
if (AttackWaitTime <= 0)
{
AttackWaitTime = PlayerManager.EnemyManager.RandomGen.Next(30, 90);
SelectAnimation(AttackingAnimation);
EnemyState = EnemyStates.Attacking;
}
}
break;
case EnemyStates.Attacking:
StateTimer += (int)Math.Ceiling(gameTime.ElapsedGameTime.TotalSeconds * 60F);
if (StateTimer == (AttackingAnimation.NumFrames - 1) * AttackingAnimation.Frequency + 2)
{
AttackVisible = true;
}
else
{
AttackVisible = false;
}
if (StateTimer > AttackingAnimation.NumFrames * AttackingAnimation.Frequency)
{
StateTimer = 0;
if (GetRandomInt(0, 60) == 1)
{
SelectAnimation(StandingAnimation);
EnemyState = EnemyStates.Attack;
}
{
EnemyState = EnemyStates.Chase;
}
}
break;
case EnemyStates.SpecialAttack:
break;
case EnemyStates.Retreat:
/* if( Health < 30)
* {
* velocity of enemy is opposite direction of focusedPlayer
* }*/
break;
case EnemyStates.Damaged:
StateTimer += 1;
if (StateTimer > DamagedAnimation.NumFrames * DamagedAnimation.Frequency)
{
StateTimer = 0;
EnemyState = EnemyStates.Chase;
}
break;
case EnemyStates.Dead:
StateTimer += 1;
if (StateTimer > DeathAnimation.NumFrames * DeathAnimation.Frequency - 1)
{
StateTimer = 0;
MarkForDelete = true;
}
break;
}
}