@Override
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		GridPoint other = (GridPoint) obj;
		return col == other.col && row == other.row;
	}
Row and column information for points in a {@link GridLocationMap}. Using these instead
of java Points, makes the code that translates from grid space to layout space much less
confusing.
Ghidra/Framework/Graph/src/main/java/ghidra/graph/viewer/layout/GridPoint.java