58 lines
1.5 KiB
TypeScript
58 lines
1.5 KiB
TypeScript
import {vec3} from '../tsm/vec3';
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export class Vector3 extends vec3
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{
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static getZero(): Vector3
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{
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return new Vector3();
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}
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constructor(buf?: Buffer | number[], pos?: number, double?: boolean)
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{
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if (double === undefined)
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{
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double = false;
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}
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if (buf !== undefined && pos !== undefined && buf instanceof Buffer)
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{
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if (!double)
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{
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const x = buf.readFloatLE(pos);
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const y = buf.readFloatLE(pos + 4);
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const z = buf.readFloatLE(pos + 8);
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super([x, y, z]);
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}
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else
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{
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const x = buf.readDoubleLE(pos);
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const y = buf.readDoubleLE(pos + 8);
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const z = buf.readDoubleLE(pos + 16);
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super([x, y, z]);
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}
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}
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else if (buf !== undefined && Array.isArray(buf))
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{
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super(buf);
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}
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else
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{
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super();
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}
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}
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writeToBuffer(buf: Buffer, pos: number, double: boolean)
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{
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if (double)
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{
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buf.writeDoubleLE(this.x, pos);
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buf.writeDoubleLE(this.y, pos + 8);
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buf.writeDoubleLE(this.z, pos + 16);
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}
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else
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{
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buf.writeFloatLE(this.x, pos);
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buf.writeFloatLE(this.y, pos + 4);
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buf.writeFloatLE(this.z, pos + 8);
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}
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}
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}
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