原文:WPF动态加载3D 放大-旋转-平移 WavefrontObjLoader.cs 第二步:ModelVisual3DWithName.cs public class ModelVisual3DWithName:ModelVisual3D { public string Name { get; set; } public object Tag { get; set; } } 第三步:MainWindow.xmal <Grid x:Name="lay"&…
48. Rotate Image Total Accepted: 69437 Total Submissions: 198781 Difficulty: Medium You are given an n x n 2D matrix representing an image. Rotate the image by 90 degrees (clockwise). 显然的,矩阵旋转. 这里我是多开一个数组来直接赋值,没有原地翻转. 或许原地翻转能更快. package leetcode.…