练习下矩阵的基本运算:O(∩_∩)O~
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplication4 { class MyMatrix3 { int m11, m12, m13; int m21, m22, m23; int m31, m32, m33; //矩阵相加 public MyMatrix3 AddMatrix3(MyMatrix3 m1,MyMatrix3 m2) { MyMatrix3 newMatrix3 = new MyMatrix3(); newMatrix3.m11 = m1.m11 + m2.m11; newMatrix3.m12 = m1.m12 + m2.m12; newMatrix3.m13 = m1.m13 + m2.m13; newMatrix3.m21 = m1.m21 + m2.m21; newMatrix3.m22 = m1.m22 + m2.m22; newMatrix3.m23 = m1.m23 + m2.m23; newMatrix3.m31 = m1.m31 + m2.m31; newMatrix3.m32 = m1.m32 + m2.m32; newMatrix3.m33 = m1.m33 + m2.m33; return newMatrix3; } //矩阵相加 public MyMatrix3 SubMatrix3(MyMatrix3 m1, MyMatrix3 m2) { MyMatrix3 newMatrix3 = new MyMatrix3(); newMatrix3.m11 = m1.m11 - m2.m11; newMatrix3.m12 = m1.m12 - m2.m12; newMatrix3.m13 = m1.m13 - m2.m13; newMatrix3.m21 = m1.m21 - m2.m21; newMatrix3.m22 = m1.m22 - m2.m22; newMatrix3.m23 = m1.m23 - m2.m23; newMatrix3.m31 = m1.m31 - m2.m31; newMatrix3.m32 = m1.m32 - m2.m32; newMatrix3.m33 = m1.m33 - m2.m33; return newMatrix3; } //矩阵和标量相乘 public MyMatrix3 ScalarMultiply(MyMatrix3 a,int scale) { MyMatrix3 newMatrix3 = new MyMatrix3(); newMatrix3.m11 = a.m11 * scale; newMatrix3.m12 = a.m12 * scale; newMatrix3.m12 = a.m12 * scale; newMatrix3.m21 = a.m21 * scale; newMatrix3.m22 = a.m22 * scale; newMatrix3.m23 = a.m23 * scale; newMatrix3.m21 = a.m21 * scale; newMatrix3.m22 = a.m22 * scale; newMatrix3.m23 = a.m23 * scale; return newMatrix3; } //矩阵相乘 public MyMatrix3 ScalarMatrix3(MyMatrix3 a,MyMatrix3 b) { MyMatrix3 newMatrix3 = new MyMatrix3(); newMatrix3.m11 = a.m11 * b.m11 + a.m12 * b.m21 + a.m13 * b.m31; newMatrix3.m12 = a.m11 * b.m12 + a.m12 * b.m22 + a.m13 * b.m32; newMatrix3.m13 = a.m11 * b.m13 + a.m12 * b.m23 + a.m13 * b.m33; newMatrix3.m21 = a.m21 * b.m11 + a.m22 * b.m21 + a.m23 * b.m31; newMatrix3.m22 = a.m21 * b.m12 + a.m22 * b.m22 + a.m23 * b.m32; newMatrix3.m23 = a.m21 * b.m13 + a.m22 * b.m23 + a.m23 * b.m33; newMatrix3.m31 = a.m31 * b.m11 + a.m32 * b.m21 + a.m33 * b.m31; newMatrix3.m32 = a.m31 * b.m12 + a.m32 * b.m22 + a.m33 * b.m32; newMatrix3.m33 = a.m31 * b.m13 + a.m32 * b.m23 + a.m33 * b.m33; return newMatrix3; } } }
时间: 2024-10-26 10:49:53