protected void addPath(RenderableLayer layer, List<Position> positions, String displayName) { ShapeAttributes attrs = new BasicShapeAttributes(); attrs.setOutlineWidth(5); Path path = new Path(positions); path.setPathType(AVKey.LINEAR); path.setAltitudeMode(WorldWind.RELATIVE_TO_GROUND); path.setAttributes(attrs); path.setValue(AVKey.DISPLAY_NAME, displayName); layer.addRenderable(path); // Show how to make the colors vary along the paths. path.setPositionColors(new ExamplePositionColors()); }