memory blocks anymore, but smaller fixed size blocks, so that diffing can be more effective. For example helps in sculpt mode when making only local changes to the mesh, previously it would copy the whole MVert array for each undo step.
memory blocks anymore, but smaller fixed size blocks, so that diffing can be more effective. For example helps in sculpt mode when making only local changes to the mesh, previously it would copy the whole MVert array for each undo step.