コード例 #1
0
  @Test
  public void testPolygonBounds() {
    GeoConvexPolygon c;
    LatLonBounds b;

    c = new GeoConvexPolygon(PlanetModel.SPHERE, -0.1, -0.5);
    c.addPoint(0.0, -0.6, false);
    c.addPoint(0.1, -0.5, false);
    c.addPoint(0.0, -0.4, false);
    c.done(false);

    b = new LatLonBounds();
    c.getBounds(b);
    assertFalse(b.checkNoLongitudeBound());
    assertFalse(b.checkNoTopLatitudeBound());
    assertFalse(b.checkNoBottomLatitudeBound());
    assertEquals(-0.6, b.getLeftLongitude(), 0.000001);
    assertEquals(-0.4, b.getRightLongitude(), 0.000001);
    assertEquals(-0.1, b.getMinLatitude(), 0.000001);
    assertEquals(0.1, b.getMaxLatitude(), 0.000001);
  }
コード例 #2
0
 @Test
 public void testPolygonPointWithin() {
   GeoConvexPolygon c;
   GeoPoint gp;
   c = new GeoConvexPolygon(PlanetModel.SPHERE, -0.1, -0.5);
   c.addPoint(0.0, -0.6, false);
   c.addPoint(0.1, -0.5, false);
   c.addPoint(0.0, -0.4, false);
   c.done(false);
   // Sample some points within
   gp = new GeoPoint(PlanetModel.SPHERE, 0.0, -0.5);
   assertTrue(c.isWithin(gp));
   gp = new GeoPoint(PlanetModel.SPHERE, 0.0, -0.55);
   assertTrue(c.isWithin(gp));
   gp = new GeoPoint(PlanetModel.SPHERE, 0.0, -0.45);
   assertTrue(c.isWithin(gp));
   gp = new GeoPoint(PlanetModel.SPHERE, -0.05, -0.5);
   assertTrue(c.isWithin(gp));
   gp = new GeoPoint(PlanetModel.SPHERE, 0.05, -0.5);
   assertTrue(c.isWithin(gp));
   // Sample some nearby points outside, and compute distance-to-shape for them as well
   gp = new GeoPoint(PlanetModel.SPHERE, 0.0, -0.65);
   assertFalse(c.isWithin(gp));
   assertEquals(0.05, c.computeOutsideDistance(DistanceStyle.ARC, gp), 1e-12);
   assertEquals(0.05, c.computeOutsideDistance(DistanceStyle.NORMAL, gp), 1e-3);
   assertEquals(0.05, c.computeOutsideDistance(DistanceStyle.LINEAR, gp), 1e-3);
   gp = new GeoPoint(PlanetModel.SPHERE, 0.0, -0.35);
   assertFalse(c.isWithin(gp));
   gp = new GeoPoint(PlanetModel.SPHERE, -0.15, -0.5);
   assertFalse(c.isWithin(gp));
   gp = new GeoPoint(PlanetModel.SPHERE, 0.15, -0.5);
   assertFalse(c.isWithin(gp));
   // Random points outside
   gp = new GeoPoint(PlanetModel.SPHERE, 0.0, 0.0);
   assertFalse(c.isWithin(gp));
   gp = new GeoPoint(PlanetModel.SPHERE, Math.PI * 0.5, 0.0);
   assertFalse(c.isWithin(gp));
   gp = new GeoPoint(PlanetModel.SPHERE, 0.0, Math.PI);
   assertFalse(c.isWithin(gp));
 }