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10 lines
276 B
10 lines
276 B
/**
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* 向量 v1 到 向量 v2 夹角的方向
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* @param {Array} v1 向量
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* @param {Array} v2 向量
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* @return {Boolean} >= 0 顺时针 < 0 逆时针
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*/
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export function direction(v1, v2) {
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return v1[0] * v2[1] - v2[0] * v1[1];
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}
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//# sourceMappingURL=direction.js.map
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