92 lines
2.4 KiB
TypeScript
92 lines
2.4 KiB
TypeScript
export default class Vector2 {
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constructor(values?: [number, number]);
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static from(p: {
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x: number;
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y: number;
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}): Vector2;
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private values;
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static readonly zero: Vector2;
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static readonly one: Vector2;
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get x(): number;
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set x(value: number);
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get y(): number;
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set y(value: number);
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get xy(): [number, number];
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set xy(values: [number, number]);
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at(index: number): number;
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reset(): void;
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copy(dest?: Vector2): Vector2;
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negate(dest?: Vector2): Vector2;
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equals(vector: Vector2, threshold?: number): boolean;
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length(): number;
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squaredLength(): number;
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add(vector: Vector2): Vector2;
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subtract(vector: Vector2): Vector2;
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multiply(vector: Vector2): Vector2;
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divide(vector: Vector2): Vector2;
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scale(value: number, dest?: Vector2): Vector2;
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normalize(dest?: Vector2): Vector2;
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/**
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* 向量点乘
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* @param vector
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* @param vector2
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* @returns
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*/
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static dot(vector: Vector2, vector2: Vector2): number;
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/**
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* 向量长度
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* @param vector
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* @param vector2
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* @returns
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*/
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static distance(vector: Vector2, vector2: Vector2): number;
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/**
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* 向量长度平方
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* @param vector
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* @param vector2
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* @returns
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*/
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static squaredDistance(vector: Vector2, vector2: Vector2): number;
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/**
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* v2->v1的方向的单位向量
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* @param v1
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* @param v2
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* @param dest
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* @returns
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*/
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static direction(v1: Vector2, v2: Vector2, dest?: Vector2): Vector2;
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static mix(vector: Vector2, vector2: Vector2, time: number, dest?: Vector2): Vector2;
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/**
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* 向量加法
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* @param vector
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* @param vector2
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* @param dest
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* @returns
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*/
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static sum(vector: Vector2, vector2: Vector2, dest?: Vector2): Vector2;
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/**
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* 向量减法
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* @param vector
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* @param vector2
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* @param dest
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* @returns
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*/
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static difference(vector: Vector2, vector2: Vector2, dest?: Vector2): Vector2;
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/**
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* 向量乘法
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* @param vector
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* @param vector2
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* @param dest
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* @returns
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*/
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static product(vector: Vector2, vector2: Vector2, dest?: Vector2): Vector2;
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/**
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* 向量除法
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* @param vector
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* @param vector2
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* @param dest
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* @returns
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*/
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static quotient(vector: Vector2, vector2: Vector2, dest?: Vector2): Vector2;
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}
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//# sourceMappingURL=Vector2.d.ts.map
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