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equals

描述

Matrix3类的equals方法是用于比较两个矩阵是否相等的方法。如果两个矩阵每一个元素都相同,则这两个矩阵相等。

语法

equals(matrix)

参数

  • matrix:另一个Matrix3对象,用于与当前对象进行比较。

返回值

  • true:如果两个矩阵相等。
  • false:如果两个矩阵不相等。

示例

const matrix1 = new Yuka.Matrix3().set(
  1, 2, 3,
  4, 5, 6,
  7, 8, 9
);

const matrix2 = new Yuka.Matrix3().set(
  1, 2, 3,
  4, 5, 6,
  7, 8, 9
);

const matrix3 = new Yuka.Matrix3().set(
  9, 8, 7,
  6, 5, 4,
  3, 2, 1
);

matrix1.equals(matrix2); // true
matrix1.equals(matrix3); // false

注意事项

  • equals方法只比较两个矩阵元素是否相等,不会考虑浮点误差。如果需要考虑浮点误差,请使用类似于Number.EPSILON等方法进行比较。