通过矩阵运算，计算向量的加、减、点乘、叉乘，MatrixVortex是检测输出用，运行NomalLine_Angle可以在控制台自定义向量来计算-Through matrix operations to calculate the vector addition, subtraction, dot, cross product.MatrixVortex is used to do some detection, and the NomalLine_Angle can be used to put