public Bullet(Vector2 position, World world) : base(world) {
trail = ParticleEmitter.SpawnBulletTrail(ConvertUnits.ToDisplayUnits(position));
body = BodyFactory.CreateCircle(world, ConvertUnits.ToSimUnits(0.5f), 1, position);
body.BodyType = BodyType.Dynamic;
body.CollidesWith = Category.Cat4;
body.CollisionCategories = Category.Cat5;
body.Restitution = 1.0f;
body.Friction = 0.0f;
body.OnCollision += OnCollision;
body.LinearVelocity = new Vector2(0, -25);
body.UserData = this;
}
public Ball(Player player, Vector2 position, float radius, float maxY, World world) : base(world) {
this.player = player;
this.radius = ConvertUnits.ToSimUnits(player.BallRadius);
this.maxY = maxY;
switch (player.Index)
{
case PlayerIndex.One:
trail = ParticleEmitter.SpawnGenericProjectileEmitterRed(ConvertUnits.ToDisplayUnits(position));
break;
case PlayerIndex.Two:
trail = ParticleEmitter.SpawnGenericProjectileEmitterBlue(ConvertUnits.ToDisplayUnits(position));
break;
default:
trail = ParticleEmitter.SpawnGenericProjectileEmitterRed(ConvertUnits.ToDisplayUnits(position));
break;
}
trail.startScale = 0.5f * ConvertUnits.ToDisplayUnits(this.radius) / 10.0f;
trail.endScale = 0.05f * ConvertUnits.ToDisplayUnits(this.radius) / 10.0f;
body = BodyFactory.CreateCircle(world, this.radius, 1, position);
body.BodyType = BodyType.Dynamic;
body.CollidesWith = Category.Cat2 | Category.Cat4;
body.CollisionCategories = Category.Cat1;
body.Restitution = 1.0f;
body.Friction = 0.0f;
body.OnCollision += OnCollision;
//body.ApplyLinearImpulse(new Vector2(-0.2f, -1f)*0.8f);
body.UserData = this;
speed = Owner.BallSpeed;
//body.LinearVelocity = Vector2.Normalize(new Vector2(-1f, -1f))*10f;
}
//Factory methods for making a few different emitter types
public static ParticleEmitter SpawnSmokeEmitter(Texture2D tex, Vector2 position) {
ParticleEmitter pe = new ParticleEmitter(tex, position);
pe.spawnDelay = 0.001f;
pe.spawnTimer = pe.spawnDelay;
pe.angleMax = 120;
pe.angleMin = 60;
pe.speedMin = 90;
pe.speedMax = 150;
pe.lifetimeMin = 0.6f;
pe.lifetimeMax = 1.2f;
pe.startColor = Color.White;
pe.endColor = Color.Black;
//pe.endColor.A = 120;
pe.startScale = 0.6f;
pe.endScale = 2.0f;
pe.acceleration = new Vector2(0, 600);
return pe;
}
public static ParticleEmitter SpawnToxicEmitter(Texture2D tex, Vector2 position)
{
ParticleEmitter pe = new ParticleEmitter(tex, position);
pe.spawnDelay = 0.05f;
pe.spawnTimer = pe.spawnDelay;
pe.angleMin = 0;
pe.angleMax = 360;
pe.speedMin = 50;
pe.speedMax = 100;
pe.lifetimeMin = 3f;
pe.lifetimeMax = 5f;
pe.startColor = Color.LimeGreen;
pe.endColor = Color.Teal;
//pe.endColor.A = 120;
pe.startScale = 3f;
pe.endScale = 5f;
return pe;
}
public static ParticleEmitter SpawnShowerEmitter(Texture2D tex, Vector2 position)
{
ParticleEmitter pe = new ParticleEmitter(tex, position);
pe.spawnDelay = 0.0005f;
pe.spawnTimer = pe.spawnDelay;
pe.angleMin = -135;
pe.angleMax = -45;
pe.speedMin = 500;
pe.speedMax = 800;
pe.lifetimeMin = 0.1f;
pe.lifetimeMax = 0.3f;
pe.startColor = Color.White;
pe.endColor = Color.Blue;
//pe.endColor.A = 120;
pe.startScale = 0.15f;
pe.endScale = 0.08f;
return pe;
}
public static ParticleEmitter SpawnExplosionEmitter(Texture2D tex, Vector2 position)
{
ParticleEmitter pe = new ParticleEmitter(tex, position);
pe.spawnDelay = 0.001f;
pe.spawnTimer = pe.spawnDelay;
pe.angleMin = 0;
pe.angleMax = 360;
pe.speedMin = 300;
pe.speedMax = 900;
pe.lifetimeMin = 0.2f;
pe.lifetimeMax = 0.5f;
pe.startColor = Color.Yellow;
pe.endColor = Color.Red;
pe.endColor.A = 120;
pe.startScale = 2.5f;
pe.endScale = 0.3f;
return pe;
}
public static ParticleEmitter SpawnFireEmitter(Texture2D tex, Vector2 position)
{
ParticleEmitter pe = new ParticleEmitter(tex, position);
pe.spawnDelay = 0.002f;
pe.spawnTimer = pe.spawnDelay;
pe.angleMin = 70;
pe.angleMax = 110;
pe.speedMin = 150;
pe.speedMax = 250;
pe.lifetimeMin = 0.3f;
pe.lifetimeMax = 0.9f;
pe.startColor = Color.Yellow;
pe.endColor = Color.Red;
pe.endColor.A = 50;
pe.startScale = 2.5f;
pe.endScale = 0.3f;
return pe;
}
public static ParticleEmitter SpawnBulletTrail(Vector2 position)
{
ParticleEmitter pe = new ParticleEmitter(AssetManager.GetTexture("softparticle"), position);
pe.spawnDelay = 0.0001f;
pe.spawnTimer = pe.spawnDelay;
pe.angleMin = 250;
pe.angleMax = 290;
pe.speedMin = 60;
pe.speedMax = 100;
pe.lifetimeMin = 0.05f;
pe.lifetimeMax = 0.2f;
pe.startColor = Color.White;
pe.endColor = Color.Yellow;
pe.endColor.A = 200;
pe.startScale = 0.6f;
pe.endScale = 0.03f;
return pe;
}
public static ParticleEmitter SpawnGenericProjectileEmitterRed(Vector2 position)
{
ParticleEmitter pe = new ParticleEmitter(AssetManager.GetTexture("softparticle"), position);
pe.spawnDelay = 0.002f;
pe.spawnTimer = pe.spawnDelay;
pe.angleMin = 0;
pe.angleMax = 360;
pe.speedMin = 80;
pe.speedMax = 150;
pe.lifetimeMin = 0.05f;
pe.lifetimeMax = 0.2f;
pe.startColor = Color.Crimson;
pe.endColor = Color.Yellow;
pe.endColor.A = 200;
pe.startScale = 0.5f;
pe.endScale = 0.05f;
return pe;
}
