Godot Multimash

#Your mesh
var cubeMash = load("res://cubes/testcube.msh")

#probably needs to be a global var, cant add to tree
var cubeMultimash = MultiMesh.new()
cubeMultimash.set_mesh(cubeMash)
#First vector is the standard position of new MeshInstances
#Second vector is the size of new MeshInstances
cubeMultimash.set_aabb(AABB(Vector3(0,0,0),Vector3(2,2,2)))
#Couldnt get #cubeMultimash.generate_aabb() to work
var cubeMeshInstance = MultiMeshInstance.new()
cubeMesh.set_multimesh(cubeMultimash)
cubeMultimash.set_instance_count(1)
#set new position
cubeMesh.translate(Vector3(0,2,0))
#add new mesh to tree so it doesnt get cleaned up
add_child(cubeMesh)