Thank you for the great tool!
While making a 3d game with Defold, I found that Bullet Physics has a parameter named “Collision Margin”. Its value is 0.04 in Defold. Why? Take a look at the Bullet Physics manual:
You should take it into account if you are going to use custom collision shapes in Defold. In Blender, you can use the Shrinkwrap modifier that has the “Offset” parameter.
Without that, there is a noticeable offset between physical objects:
