SpawnParticleSystem.java
package com.hypixel.hytale.protocol.packets.world;
import com.hypixel.hytale.protocol.Color;
import com.hypixel.hytale.protocol.Direction;
import com.hypixel.hytale.protocol.Packet;
import com.hypixel.hytale.protocol.Position;
import com.hypixel.hytale.protocol.io.PacketIO;
import com.hypixel.hytale.protocol.io.ProtocolException;
import com.hypixel.hytale.protocol.io.ValidationResult;
import com.hypixel.hytale.protocol.io.VarInt;
import io.netty.buffer.ByteBuf;
import java.util.Objects;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
public class SpawnParticleSystem implements Packet {
public static final int PACKET_ID = 152;
public static final boolean IS_COMPRESSED = false;
public static final int NULLABLE_BIT_FIELD_SIZE = 1;
public static final int FIXED_BLOCK_SIZE = 44;
public static final int VARIABLE_FIELD_COUNT = 1;
public static final int VARIABLE_BLOCK_START = 44;
public static final int MAX_SIZE = 16384049;
@Nullable
public String particleSystemId;
@Nullable
public Position position;
@Nullable
public Direction rotation;
public float scale;
@Nullable
public Color color;
public int getId() {
return 152;
}
public SpawnParticleSystem() {
}
public SpawnParticleSystem(@Nullable String particleSystemId, @Nullable Position position, @Nullable Direction rotation, float scale, @Nullable Color color) {
this.particleSystemId = particleSystemId;
this.position = position;
this.rotation = rotation;
this.scale = scale;
this.color = color;
}
public SpawnParticleSystem(@Nonnull SpawnParticleSystem other) {
this.particleSystemId = other.particleSystemId;
this.position = other.position;
this.rotation = other.rotation;
this.scale = other.scale;
this.color = other.color;
}
@Nonnull
public static SpawnParticleSystem deserialize(@Nonnull ByteBuf buf, int offset) {
SpawnParticleSystem obj = new SpawnParticleSystem();
byte nullBits = buf.getByte(offset);
if ((nullBits & 2) != 0) {
obj.position = Position.deserialize(buf, offset + 1);
}
if ((nullBits & 4) != 0) {
obj.rotation = Direction.deserialize(buf, offset + 25);
}
obj.scale = buf.getFloatLE(offset + 37);
if ((nullBits & 8) != 0) {
obj.color = Color.deserialize(buf, offset + 41);
}
int pos = offset + 44;
if ((nullBits & 1) != 0) {
int particleSystemIdLen = VarInt.peek(buf, pos);
if (particleSystemIdLen < 0) {
throw ProtocolException.negativeLength("ParticleSystemId", particleSystemIdLen);
}
if (particleSystemIdLen > 4096000) {
throw ProtocolException.stringTooLong("ParticleSystemId", particleSystemIdLen, 4096000);
}
int particleSystemIdVarLen = VarInt.length(buf, pos);
obj.particleSystemId = PacketIO.readVarString(buf, pos, PacketIO.UTF8);
int var10000 = pos + particleSystemIdVarLen + particleSystemIdLen;
}
return obj;
}
public static int computeBytesConsumed(@Nonnull ByteBuf buf, int offset) {
byte nullBits = buf.getByte(offset);
int pos = offset + 44;
if ((nullBits & 1) != 0) {
int sl = VarInt.peek(buf, pos);
pos += VarInt.length(buf, pos) + sl;
}
return pos - offset;
}
public void serialize(@Nonnull ByteBuf buf) {
byte nullBits = 0;
if (this.particleSystemId != null) {
nullBits = (byte)(nullBits | 1);
}
if (this.position != null) {
nullBits = (byte)(nullBits | 2);
}
if (this.rotation != null) {
nullBits = (byte)(nullBits | 4);
}
if (this.color != null) {
nullBits = (byte)(nullBits | 8);
}
buf.writeByte(nullBits);
if (this.position != null) {
this.position.serialize(buf);
} else {
buf.writeZero(24);
}
if (this.rotation != null) {
this.rotation.serialize(buf);
} else {
buf.writeZero(12);
}
buf.writeFloatLE(this.scale);
if (this.color != null) {
this.color.serialize(buf);
} else {
buf.writeZero(3);
}
if (this.particleSystemId != null) {
PacketIO.writeVarString(buf, this.particleSystemId, 4096000);
}
}
public int computeSize() {
int size = 44;
if (this.particleSystemId != null) {
size += PacketIO.stringSize(this.particleSystemId);
}
return size;
}
public static ValidationResult validateStructure(@Nonnull ByteBuf buffer, int offset) {
if (buffer.readableBytes() - offset < 44) {
return ValidationResult.error("Buffer too small: expected at least 44 bytes");
} else {
byte nullBits = buffer.getByte(offset);
int pos = offset + 44;
if ((nullBits & 1) != 0) {
int particleSystemIdLen = VarInt.peek(buffer, pos);
if (particleSystemIdLen < 0) {
return ValidationResult.error("Invalid string length for ParticleSystemId");
}
if (particleSystemIdLen > 4096000) {
return ValidationResult.error("ParticleSystemId exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += particleSystemIdLen;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading ParticleSystemId");
}
}
return ValidationResult.OK;
}
}
public SpawnParticleSystem clone() {
SpawnParticleSystem copy = new SpawnParticleSystem();
copy.particleSystemId = this.particleSystemId;
copy.position = this.position != null ? this.position.clone() : null;
copy.rotation = this.rotation != null ? this.rotation.clone() : null;
copy.scale = this.scale;
copy.color = this.color != null ? this.color.clone() : null;
return copy;
}
public boolean equals(Object obj) {
if (this == obj) {
return true;
} else if (!(obj instanceof SpawnParticleSystem)) {
return false;
} else {
SpawnParticleSystem other = (SpawnParticleSystem)obj;
return Objects.equals(this.particleSystemId, other.particleSystemId) && Objects.equals(this.position, other.position) && Objects.equals(this.rotation, other.rotation) && this.scale == other.scale && Objects.equals(this.color, other.color);
}
}
public int hashCode() {
return Objects.hash(new Object[]{this.particleSystemId, this.position, this.rotation, this.scale, this.color});
}
}