@Override
	protected AbstractVisualGraphLayout<FGVertex, FGEdge> createClonedFGLayout(
			FunctionGraph newGraph) {
		return new DecompilerNestedLayout(newGraph, getLayoutName(), false);
	}
An amount by which edges entering a vertex from the left are offset to avoid overlapping
Ghidra/Features/FunctionGraphDecompilerExtension/src/main/java/ghidra/app/plugin/core/functiongraph/graph/layout/DecompilerNestedLayout.java