Unity UGUI处理粒子和UI的层级关系

在Unity GUI（简称UGUI）中经常会用到粒子特效，但是默认粒子特效的层级在UI之下，通过设置粒子的渲染深度来达到UI层级和粒子层级嵌套

 属性            大小     日期    时间   名称
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     目录           0  2016-03-10 14:28  Assets\
     目录           0  2016-03-10 14:28  Assets\AtmosphereFX\
     文件         191  2016-03-10 14:28  Assets\AtmosphereFX.meta
     目录           0  2016-03-10 14:28  Assets\AtmosphereFX\materials\
     文件         191  2016-03-10 14:28  Assets\AtmosphereFX\materials.meta
     文件        4304  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_animated_01.mat
     文件         138  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_animated_01.mat.meta
     文件      505133  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_animated_01.psd
     文件        1147  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_animated_01.psd.meta
     文件        4280  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_animated_01_grate.mat
     文件         138  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_animated_01_grate.mat.meta
     文件      509730  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_animated_01_grate.psd
     文件        1147  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_animated_01_grate.psd.meta
     文件        4280  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_animated_02_grate.mat
     文件         138  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_animated_02_grate.mat.meta
     文件      507484  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_animated_02_grate.psd
     文件        1147  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_animated_02_grate.psd.meta
     文件        4248  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_animated_blended.mat
     文件         138  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_animated_blended.mat.meta
     文件        4276  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_fall_atlas_01.mat
     文件         138  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_fall_atlas_01.mat.meta
     文件      295938  2013-10-24 04:14  Assets\AtmosphereFX\materials\dust_fall_atlas_01.psd
     文件        1147  2016-03-10 14:27  Assets\AtmosphereFX\materials\dust_fall_atlas_01.psd.meta
     文件        4296  2013-10-24 04:14  Assets\AtmosphereFX\materials\fog_01.mat
     文件         138  2016-03-10 14:27  Assets\AtmosphereFX\materials\fog_01.mat.meta
     文件       72114  2013-10-24 04:14  Assets\AtmosphereFX\materials\fog_01.psd
     文件        1147  2016-03-10 14:27  Assets\AtmosphereFX\materials\fog_01.psd.meta
     文件        4268  2013-10-24 04:14  Assets\AtmosphereFX\materials\fog_mist_01.mat
     文件         138  2016-03-10 14:27  Assets\AtmosphereFX\materials\fog_mist_01.mat.meta
     文件      252337  2013-10-24 04:14  Assets\AtmosphereFX\materials\fog_mist_01.psd
     文件        1147  2016-03-10 14:27  Assets\AtmosphereFX\materials\fog_mist_01.psd.meta
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