Unity3D实现用向量叉乘判断转向

[Unity游戏开发]向量在游戏开发中的应用（三）博客中的案例源码。 本Demo使用的的开发工具是Unity5.0.1f1和VS2013，建议下载源码后用Unity5.0.1f1或者更高的版本打开。 本源码可以配合Sheh伟伟的博客来学习。

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

    I.A....     19420  2016-04-08 22:51  VectorCrossDemo\Assets\Scene.unity

    ..A..H.       174  2016-04-07 22:59  VectorCrossDemo\Assets\Scene.unity.meta

     文件     107288  2015-04-11 21:15  VectorCrossDemo\Assets\UnityVS\Editor\SyntaxTree.VisualStudio.Unity.Bridge.dll

    ..A..H.        41  2015-04-11 21:17  VectorCrossDemo\Assets\UnityVS\Editor\SyntaxTree.VisualStudio.Unity.Bridge.dll.meta

     文件      50976  2015-04-11 21:14  VectorCrossDemo\Assets\UnityVS\Editor\SyntaxTree.VisualStudio.Unity.Messaging.dll

    ..A..H.        41  2015-04-11 21:17  VectorCrossDemo\Assets\UnityVS\Editor\SyntaxTree.VisualStudio.Unity.Messaging.dll.meta

    .......      2048  2016-04-07 22:07  VectorCrossDemo\Assets\UnityVS\Editor\UnityVS.VersionSpecific.dll

    ..A..H.       392  2016-04-07 22:07  VectorCrossDemo\Assets\UnityVS\Editor\UnityVS.VersionSpecific.dll.meta

    ..A..H.       191  2016-04-07 22:06  VectorCrossDemo\Assets\UnityVS\Editor.meta

    ..A..H.       191  2016-04-07 22:06  VectorCrossDemo\Assets\UnityVS.meta

     文件       1905  2016-04-08 22:51  VectorCrossDemo\Assets\VectorCrossDemo.cs

    ..A..H.       262  2016-04-07 22:20  VectorCrossDemo\Assets\VectorCrossDemo.cs.meta

     文件      31045  2016-04-07 22:09  VectorCrossDemo\Assets\Wheel.png

    ..A..H.      1159  2016-04-07 22:12  VectorCrossDemo\Assets\Wheel.png.meta

    I.A....      4120  2016-04-07 22:06  VectorCrossDemo\Library\AnnotationManager

    I.A....   1016168  2016-04-08 22:52  VectorCrossDemo\Library\assetDatabase3

    I.A....         6  2016-04-07 22:06  VectorCrossDemo\Library\AssetImportState

    I.A....      4756  2016-04-08 22:52  VectorCrossDemo\Library\AssetServerCacheV3

    I.A....         0  2016-04-07 22:06  VectorCrossDemo\Library\BuildPlayer.prefs

    I.A....      4124  2016-04-07 22:06  VectorCrossDemo\Library\BuildSettings.asset

    I.A....     46016  2016-04-08 22:52  VectorCrossDemo\Library\CurrentLayout.dwlt

    I.A....      4200  2016-04-07 22:06  VectorCrossDemo\Library\EditorUserBuildSettings.asset

    I.A....      4144  2016-04-07 22:06  VectorCrossDemo\Library\EditorUserSettings.asset

    I.A....      4164  2016-04-08 22:52  VectorCrossDemo\Library\expandedItems

    I.A....      4552  2016-04-08 22:51  VectorCrossDemo\Library\guidmapper

    I.A....      4152  2016-04-07 22:20  VectorCrossDemo\Library\InspectorExpandedItems.asset

     文件         65  2016-04-07 22:06  VectorCrossDemo\Library\LibraryFormatVersion.txt

    I.A....      4285  2016-04-07 22:06  VectorCrossDemo\Library\metadata\00\00000000000000001000000000000000

     文件        478  2016-04-07 22:06  VectorCrossDemo\Library\metadata\00\00000000000000001000000000000000.info

    I.A....      4321  2016-04-07 22:06  VectorCrossDemo\Library\metadata\00\00000000000000002000000000000000

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