Unity反射折射Refractive Shader 1.2材质shader着色器插件

淘宝花RMB买的·····RefractiveShader1.2最新版本，请勿用于商业用途，仅供学习参考！https://assetstore.unity.com/packages/vfx/shaders/substances/refractive-shader-94848hisshaderemulateslightrefractionasitpassesthroughmediawithdifferentrefractiveindices.Howevertheeffectispurelyartistic/cosmeticasthemethodofdistortionisnotbasedo