public bool anyUnitsInSpaceExcluding(Vector2 pos, Unit me)
{
foreach(Unit u in friendlyUnits)
if((new Rectangle((int) pos.X, (int) pos.Y, 16, 16)).Intersects(new Rectangle((int) u.Position.X, (int) u.Position.Y, 16, 16)) && u != me) return true;
foreach(Unit u in enemyUnits)
if((new Rectangle((int) pos.X, (int) pos.Y, 16, 16)).Intersects(new Rectangle((int) u.Position.X, (int) u.Position.Y, 16, 16)) && u != me) return true;
return false;
}
public void createBullet(Unit u, float direction)
{
Bullet b = new Bullet();
b.position = u.Position + new Vector2(8, 8);
b.speed = bulletSpeed * new Vector2((float) Math.Cos(direction), (float) Math.Sin(direction));
b.isEnemy = u.isEnemy;
b.damage = u.damage;
bullets.Add(b);
game.shootEffect.Play();
}
public bool unitInRectangle(Unit u, Rectangle r)
{
Rectangle uRect = new Rectangle((int) u.Position.X, (int) u.Position.Y, 16, 16);
return r.Intersects(uRect);
}
public bool isSpaceEmptyForUnit(Vector2 pos, Unit me)
{
return !mapData[(int) pos.X, (int) pos.Y]/* && !anyUnitsInSpaceExcludingSelected(pos * 16)*/;
}
public List<Unit> getEnemyUnitsInRange(Unit me)
{
List<Unit> found = new List<Unit>();
List<Unit> units = me.isEnemy ? friendlyUnits : enemyUnits;
foreach(Unit u in units) if(Vector2.Distance(u.Position, me.Position) <= me.maxRange && u.isEnemy != me.isEnemy) found.Add(u);
return found;
}
public void createUnit(Vector2 pos, bool enemy)
{
Unit u = new Unit(game);
u.isEnemy = enemy;
u.SetPositionAndSnap(pos);
u.frame = rand.Next(unitTex.Width / 16);
if(enemy) enemyUnits.Add(u);
else friendlyUnits.Add(u);
}
public override void update()
{
if(Position.X < 0 || Position.X > game.playingField.mapData.GetLength(0) * 16 - 16 || Position.Y < 0 || Position.Y > game.playingField.mapData.GetLength(1) * 16 - 16) {
game.playingField.deadUnits.Add(this);
return;
}
if(!isEnemy) {
if(path != null && path.Count > 0) {
moving = true;
if(Math.Abs(Math.Atan2(directionToNextPoint().Y, directionToNextPoint().X) % 90) < 5)
NextDir = directionToNextPoint();
if(NextDir == Vector2.Zero) {
path.RemoveAt(0);
if(path != null && path.Count > 0) NextDir = directionToNextPoint();
}
}
else
moving = false;
}
else {
if(wanderTimer > 0) {
moving = false;
wanderTimer--;
}
else {
wanderTimer = wanderTime + game.playingField.rand.Next(20);
moving = true;
while(NextDir == Dir)
NextDir = new Vector2(game.playingField.rand.Next(-1, 2), game.playingField.rand.Next(-1, 2));
}
}
UpdateMovement();
List<Unit> enemyList = isEnemy ? game.playingField.friendlyUnits : game.playingField.enemyUnits;
if(attackTarget == null || !enemyList.Contains(attackTarget) || Vector2.Distance(attackTarget.Position, Position) > maxRange || targetTimer > 200) {
List<Unit> inRange = game.playingField.getEnemyUnitsInRange(this);
if(inRange != null && inRange.Count > 0) {
int num = game.playingField.rand.Next(inRange.Count);
attackTarget = inRange[num];
}
targetTimer = 0;
}
else {
targetTimer++;
if(shootTimer == 0) {
game.playingField.createBullet(this, (float) Math.Atan2(attackTarget.Position.Y - Position.Y, attackTarget.Position.X - Position.X));
shootTimer = shootTime;
}
}
if(shootTimer > 0)
shootTimer--;
}