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fromArray

fromArray 是 Yuka js 库中 Vector3 类的一个静态方法,用于根据数组值创建一个新的 Vector3 对象。

语法

Vector3.fromArray( array )

参数

array

一个包含至少 3 个数值的数组,表示向量的三个分量。数组的前三个元素将分别被用作向量的 x、y 和 z 值。

返回值

一个新创建的 Vector3 对象,其 x、y 和 z 值分别为 array 参数指定的数值。

示例

const array = [2, 4, 6];
const v = Vector3.fromArray(array);

console.log(v.x); // 输出 2
console.log(v.y); // 输出 4
console.log(v.z); // 输出 6

异常

如果 array 参数的长度小于 3,则会抛出一个 RangeError 异常。

参考链接