This asset allows you to draw decals directly on object textures in runtime with excellent performance. Supports both common meshes and skinned meshes. Takes into account obstacles making an “splashed paint effect”.
Online manual: https://docs.google.com/document/d/e/2PACX-1vS-YatjOMN1TSwPEaHHQxbk3NYVL4vK38K7_CwsYgr17nrCPzcZrqCxPHQGOxGA6ZMEHJ0QKRQEKR15/pub
Demo (Win, MacOS, Android, IOS, WebGL*):
https://martysh.itch.io/mesh-decal-painter-demo