Files
node-metaverse/lib/classes/messages/ObjectUpdateCompressed.ts
2020-11-19 17:10:19 +00:00

104 lines
3.1 KiB
TypeScript

// This file has been automatically generated by writeMessageClasses.js
import * as Long from 'long';
import { MessageFlags } from '../../enums/MessageFlags';
import { MessageBase } from '../MessageBase';
import { Message } from '../../enums/Message';
export class ObjectUpdateCompressedMessage implements MessageBase
{
name = 'ObjectUpdateCompressed';
messageFlags = MessageFlags.Trusted | MessageFlags.FrequencyHigh;
id = Message.ObjectUpdateCompressed;
RegionData: {
RegionHandle: Long;
TimeDilation: number;
};
ObjectData: {
UpdateFlags: number;
Data: Buffer;
}[];
getSize(): number
{
return this.calculateVarVarSize(this.ObjectData, 'Data', 2) + ((4) * this.ObjectData.length) + 11;
}
calculateVarVarSize(block: {[key: string]: any}[], paramName: string, extraPerVar: number): number
{
let size = 0;
for (const bl of block)
{
size += bl[paramName].length + extraPerVar;
}
return size;
}
writeToBuffer(buf: Buffer, pos: number): number
{
const startPos = pos;
buf.writeInt32LE(this.RegionData['RegionHandle'].low, pos);
pos += 4;
buf.writeInt32LE(this.RegionData['RegionHandle'].high, pos);
pos += 4;
buf.writeUInt16LE(this.RegionData['TimeDilation'], pos);
pos += 2;
const count = this.ObjectData.length;
buf.writeUInt8(this.ObjectData.length, pos++);
for (let i = 0; i < count; i++)
{
buf.writeUInt32LE(this.ObjectData[i]['UpdateFlags'], pos);
pos += 4;
buf.writeUInt16LE(this.ObjectData[i]['Data'].length, pos);
pos += 2;
this.ObjectData[i]['Data'].copy(buf, pos);
pos += this.ObjectData[i]['Data'].length;
}
return pos - startPos;
}
readFromBuffer(buf: Buffer, pos: number): number
{
const startPos = pos;
let varLength = 0;
const newObjRegionData: {
RegionHandle: Long,
TimeDilation: number
} = {
RegionHandle: Long.ZERO,
TimeDilation: 0
};
newObjRegionData['RegionHandle'] = new Long(buf.readInt32LE(pos), buf.readInt32LE(pos+4));
pos += 8;
newObjRegionData['TimeDilation'] = buf.readUInt16LE(pos);
pos += 2;
this.RegionData = newObjRegionData;
if (pos >= buf.length)
{
return pos - startPos;
}
const count = buf.readUInt8(pos++);
this.ObjectData = [];
for (let i = 0; i < count; i++)
{
const newObjObjectData: {
UpdateFlags: number,
Data: Buffer
} = {
UpdateFlags: 0,
Data: Buffer.allocUnsafe(0)
};
newObjObjectData['UpdateFlags'] = buf.readUInt32LE(pos);
pos += 4;
varLength = buf.readUInt16LE(pos);
pos += 2;
newObjObjectData['Data'] = buf.slice(pos, pos + varLength);
pos += varLength;
this.ObjectData.push(newObjObjectData);
}
return pos - startPos;
}
}