Ugui uses its own function to realize reverse mask

1. Create a new shader , named mask, Choose your own UI/Default, The adjustment parameters are shown in the figure below

2. Create a new shader , named masked, The adjustment parameters are shown in the figure below

3. Create two Image, Hold up the materials respectively , The attention level is shown in the following figure ：

4.mask Specify a picture , Here's the picture ：

5. The final effect is as follows ：

notes ： And Mask Display exceptions may occur when masks are used together , here Mask Replace with Mask2D It will display normally .

Material parameter description link ：Stencil stay Unity The use of _asitini The blog of -CSDN Blog _stencil unity