All input layers that have been mapped.
Input layers have to be sorted, so that the layer with most modifiers have to be first, and layer with no modifiers have to be last. Every layer should have a unique set of modifiers.
See Implementation
All input layers that have been mapped.
Input layers have to be sorted, so that the layer with most modifiers have to be first, and layer with no modifiers have to be last. Every layer should have a unique set of modifiers.