Unity 3 is a game development tool that has been designed to let you focus on creating amazing games. If you've tried Unity before, see whats new in 3.4. If this is your first time, take a look around or try Unity for yourself.

Untity 4.x Pro Patch.zip Untity3D 破解 下载后放在Untity3D 的安装目录下的 editor,如*\Unity\Editor 然后运行Untity 4.x Pro Patch.exe 先点击 Patch，然后点击Cre Lic就会有 Unity_v4.x.ulf文件，其实是覆盖，直接看修改时间是不是当前即可。然后运行untity3d....tips:Untity3D 在断网的情况下安装。

3个Unity图片编码shader，直接显示rgb、yuv420、nv12三种格式的数据。以通道的形式加载进shader 利用gpu进行处理，节省cpu