public void ensureCursorVisible(FGVertex vertex) {

		VisualGraphViewUpdater<FGVertex, FGEdge> viewUpdater = getViewUpdater();
		Rectangle cursorBounds = vertex.getCursorBounds();
		if (cursorBounds != null) {
			viewUpdater.ensureVertexAreaVisible(vertex, cursorBounds, null);
			return;
		}

		// just make the entire vertex visible
		RenderContext<FGVertex, FGEdge> renderContext = primaryViewer.getRenderContext();
		com.google.common.base.Function<? super FGVertex, Shape> transformer =
			renderContext.getVertexShapeTransformer();
		Shape shape = transformer.apply(vertex);
		Rectangle bounds = shape.getBounds();
		viewUpdater.ensureVertexAreaVisible(vertex, bounds, null);
	}
A somewhat arbitrary value that is used to signal a 'big' graph, which is one that will
slow down the system during the rendering process.
Ghidra/Features/FunctionGraph/src/main/java/ghidra/app/plugin/core/functiongraph/graph/FGComponent.java