How to remove a part of a mesh? - Unity Discussions If I wanted to remove part of a mesh I would use blender or a similar modelling software or have a modeler separate the mesh for me When you have a separated mesh broken into different parts you could enabled disable them via script
Unity - Scripting API: Mesh. Clear If you want to completely clear the mesh and start with an empty vertex layout, pass false for keepVertexLayout parameter Alternatively, assigning an empty array to any mesh component will also remove it from the vertex layout
How to carve delete erase out mesh. - Unity Discussions You can use stencils and depth testing to make any part of a mesh A inside a mesh B invisible, and only render the mesh B if it is inside the Mesh A That allows you for example to have a hole inside a mesh