Cocos’s Built in Toon Shader is not working in Snapdragon Devices(Web Mobile Build) properly and everything looks washed out. Has anyone ever came across this issue and has a possible fix around it ?
Details :
Built in toon shader.
Textures :
Can you provide me with more information?
Such as providing a simple example and a version of the Creator editor.
Cocos Creator Version : 3.6.2
WebGL Build.
We are using built-in toon shader.
Textures are added in Pass 1 of the toon shader.
Working fine on mediatek/some ios devices.
The issues is reported in all snapdragon devices.
Normal Appearance : (ignore the UI)
Appearance on a snapdragon device :
OK，I’ll do a simple test project to reproduce the problem you mentioned
Thank you for your feedback, this issue can be reproduced.
You can change the built-in cartoon effect to a surface/cartoon effect
Thanks a lot. 
Awesome and quick feedback from cocos devs - as always. 
This worked for me.
Hi muxiandong,
While the surface/toon shader resolved the issue on snapdragon devices.
But a new issue was reported on mediatek devices using the surface/toon shader.
surfaces/toon shader on mediatek devices :
Test Project file : ChetanSharmaTextureTest.7z - Google Drive
Sorry for the late reply, this is a bug, I have created a new issue Toon material shows exceptions on Snapdragon devices and MediaTek devices · Issue #14063 · cocos/cocos-engine · GitHub and sent it back to my colleagues in the engine team and we will fix it as soon as possible.