pruner

type Pruner interface {
	// PruneIsoceles updates the given set to include all points that form an isoceles triangle with the two given points
	PruneIsoceles(sets.PointSet, grid.Point, grid.Point)
	// PruneCircles updates the given set to include all points that fall on the circle with the given radius (squared) around the given point
	PruneCircles(sets.PointSet, grid.Point, uint16)
}