Move to Renderer V2

packages/utils/src/BinaryReader.ts

@@ -0,0 +1,82 @@
+import { IBinaryReader } from '@nitrots/api';
+
+export class BinaryReader implements IBinaryReader
+{
+    private _position: number;
+    private _dataView: DataView;
+
+    constructor(buffer: ArrayBuffer)
+    {
+        this._position = 0;
+        this._dataView = new DataView(buffer);
+    }
+
+    public readBytes(length: number): IBinaryReader
+    {
+        const buffer = new BinaryReader(this._dataView.buffer.slice(this._position, this._position + length));
+
+        this._position += length;
+
+        return buffer;
+    }
+
+    public readByte(): number
+    {
+        const byte = this._dataView.getInt8(this._position);
+
+        this._position++;
+
+        return byte;
+    }
+
+    public readShort(): number
+    {
+        const short = this._dataView.getInt16(this._position);
+
+        this._position += 2;
+
+        return short;
+    }
+
+    public readInt(): number
+    {
+        const int = this._dataView.getInt32(this._position);
+
+        this._position += 4;
+
+        return int;
+    }
+
+    public readFloat(): number
+    {
+        const float = this._dataView.getFloat32(this._position);
+
+        this._position += 4;
+
+        return float;
+    }
+
+    public readDouble(): number
+    {
+        const double = this._dataView.getFloat64(this._position);
+
+        this._position += 8;
+
+        return double;
+    }
+
+    public remaining(): number
+    {
+        return this._dataView.byteLength - this._position;
+    }
+
+    public toString(encoding?: string): string
+    {
+        return new TextDecoder().decode(this._dataView.buffer);
+    }
+
+    public toArrayBuffer(): ArrayBuffer
+    {
+        return this._dataView.buffer;
+    }
+}