Changes

Official user-processes use an ExternalLayerId stored in a global state field if non-zero, otherwise:

Official user-processes use an ExternalLayerId stored in a global state field if non-zero, otherwise:

* When AppletResourceUserId==0, [[#CreateStrayLayer]] is used and the output from that is used for ExternalLayerId.

* When AppletResourceUserId==0, [[#CreateStrayLayer]] is used instead of the OpenLayer cmd.

* When AppletResourceUserId!=0, {unknown cmd} is used and the output from that is used for ExternalLayerId.

* When AppletResourceUserId!=0, {unknown cmd} is used and the output from that is used for ExternalLayerId with the OpenLayer cmd.

== CloseLayer ==

== CloseLayer ==