private void moveLeft(Row<V> row, int moveLeftStartIndex, Map<V, Point2D> vertexLocations,
			VisualGraphVertexShapeTransformer<V> transformer) {

		for (int i = moveLeftStartIndex; i >= row.getStartColumn(); i--) {
			V vertex = row.getVertex(i);
			V rightVertex = getRightVertex(row, i);
			moveLeftIfOverlaps(vertexLocations, transformer, vertex, rightVertex);
		}
	}
The amount (from 0 to 1.0) by which to condense the vertices of the graph when that
feature is enabled.  The default is .5 (50%).  A value of 1.0 would be fully-condensed
such that all vertices are aligned on the x-axis on the center of the graph.
@return the condense factor
Ghidra/Framework/Graph/src/main/java/ghidra/graph/viewer/layout/AbstractVisualGraphLayout.java