PacketUtil.java

public static class Particle {
		private final String id;
		private int count = 0;
		private float data, x, y, z = 0;
		
		public Particle(String id) {
			this.id = id;
		}
		
		public static Particle create(String id) {
			return new Particle(id);
		}
		
		@NotNull
		public Particle color(@NotNull Color color) {
			return color(color.getRed(), color.getGreen(), color.getBlue());
		}
		
		@NotNull
		public Particle color(@NotNull Number red, @NotNull Number green, @NotNull Number blue) {
			x = red.intValue() / 255f;
			y = green.intValue() / 255f;
			z = blue.intValue() / 255f;
			return this;
		}
		
		@NotNull
		public Particle offset(@NotNull Vector vector) {
			x = (float) vector.getX();
			y = (float) vector.getY();
			z = (float) vector.getZ();
			return this;
		}
		
		@NotNull
		public Particle offset(@NotNull Number randSeed) {
			return offset(randSeed, randSeed, randSeed);
		}
		
		@NotNull
		public Particle offset(@NotNull Number x, @NotNull Number y, @NotNull Number z) {
			this.x = x.floatValue();
			this.y = y.floatValue();
			this.z = z.floatValue();
			return this;
		}
		
		@NotNull
		public Particle data(float data) {
			this.data = data;
			return this;
		}
		
		@NotNull
		public Particle count(@NotNull Number count) {
			this.count = count.intValue();
			return this;
		}
	}
	
	public static void spawnParticle(@NotNull Particle particle, @NotNull Location location) {
		spawnParticle(particle, location.toVector());
	}
	
	public static void spawnParticle(@NotNull Particle particle, @NotNull Vector location) {
		spawnParticle(null, particle, location);
	}
	
	public static void spawnParticle(Player player, @NotNull Particle particle, @NotNull Location location) {
		spawnParticle(player, particle, location.toVector());
	}
	
	public static void spawnParticle(@Nullable Player player, @NotNull Particle particle, @NotNull Vector location) {
		PacketContainer packet = getProtocolManager().createPacket(WORLD_PARTICLES);
		
		packet.getStrings().write(0, particle.id);
		packet.getFloat().write(0, (float) location.getX());
		packet.getFloat().write(1, (float) location.getY());
		packet.getFloat().write(2, (float) location.getZ());
		packet.getFloat().write(3, particle.x);
		packet.getFloat().write(4, particle.y);
		packet.getFloat().write(5, particle.z);
		packet.getFloat().write(3, 6f);
		packet.getFloat().write(4, 236f);
		packet.getFloat().write(5, 233f);
		packet.getFloat().write(6, particle.data);
		packet.getIntegers().write(0, particle.count);
		if (player != null) {
			sendSilently(player, packet);
		} else {
			broadcastSilently(packet);
		}
	}