private DecompilerBlock compareToMyVertex(FGVertex myVertex, FGVertex vertex) {
			if (myVertex instanceof GroupedFunctionGraphVertex) {
				Set<FGVertex> vertices = ((GroupedFunctionGraphVertex) myVertex).getVertices();
				for (FGVertex myCollapsedVertex : vertices) {
					DecompilerBlock block = compareToMyVertex(myCollapsedVertex, vertex);
					if (block != null) {
						return block;
					}
				}
			}

			if (myVertex.equals(vertex)) {
				return this;
			}
			return null;
		}
A class that represents 2D information about the contained vertex, such as location,
bounds, row and column of the layout grid.
Ghidra/Features/FunctionGraphDecompilerExtension/src/main/java/ghidra/app/plugin/core/functiongraph/graph/layout/DecompilerNestedLayout.java