61 lines
1.7 KiB
TypeScript
61 lines
1.7 KiB
TypeScript
export default class Vec3 {
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public x:number;
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public y:number;
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public z:number;
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public constructor(x?:Vec3 | number, y?:number, z?:number) {
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if (typeof(x) === "number" && typeof(y) === "number" && typeof(z) === "number") {
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this.x = x;
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this.y = y;
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this.z = z;
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} else if (typeof(x) === "number" && typeof(y) !== "number" && typeof(z) !== "number") {
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this.x = x;
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this.y = x;
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this.z = x;
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} else if (x instanceof Vec3) {
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this.x = x.x;
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this.y = x.y;
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this.z = x.z;
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} else {
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this.x = this.y = this.z = 0;
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}
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}
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public get isZero() {
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return this.x === 0 && this.y === 0 && this.z === 0;
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}
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public set(x?:Vec3 | number, y?:number, z?:number) {
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if (x instanceof Vec3) {
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this.x = x.x;
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this.y = x.y;
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this.z = x.z;
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} else if (typeof(x) === "number" && typeof(y) === "number" && typeof(z) === "number") {
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this.x = x;
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this.y = y;
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this.z = z;
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} else {
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throw new Error(`Invalid arguments for Vec3.set : ${typeof(x)}, ${typeof(y)}, ${typeof(z)}`);
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}
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}
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add(x:Vec3 | number, y?:number, z?:number) {
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if (x instanceof Vec3) {
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this.set(this.x + x.x, this.y + x.y, this.z + x.z);
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} else if (typeof(x) === "number" && typeof(y) === "number" && typeof(z) === "number") {
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this.set(this.x + x, this.y + y, this.z + z);
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} else {
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throw new Error(`Invalid arguments for Vec3.add : ${typeof(x)}, ${typeof(y)}, ${typeof(z)}`);
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}
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}
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mult(x:Vec3 | number, y?:number, z?:number) {
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if (x instanceof Vec3) {
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this.set(this.x * x.x, this.y * x.y, this.z * x.z);
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} else if (typeof(x) === "number" && typeof(y) === "number" && typeof(z) === "number") {
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this.set(this.x * x, this.y * y, this.z * z);
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} else {
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throw new Error(`Invalid arguments for Vec3.mult : ${typeof(x)}, ${typeof(y)}, ${typeof(z)}`);
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}
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}
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} |