public void testRotateAroundPoint1() throws IOException, ParseException { AffineTransformation t = AffineTransformation.rotationInstance(Math.PI / 2, 1, 1); checkTransformation(1, 1, t, 1, 1); checkTransformation(10, 0, t, 2, 10); checkTransformation(0, 10, t, -8, 0); checkTransformation(-10, -10, t, 12, -10); }
public void testCompose2() { AffineTransformation t0 = AffineTransformation.reflectionInstance(0, 0, 1, 0); t0.reflect(0, 0, 0, -1); AffineTransformation t1 = AffineTransformation.rotationInstance(Math.PI); checkTransformation(t0, t1); }
public void testComposeRotation1() { AffineTransformation t0 = AffineTransformation.rotationInstance(1, 10, 10); AffineTransformation t1 = AffineTransformation.translationInstance(-10, -10); t1.rotate(1); t1.translate(10, 10); checkTransformation(t0, t1); }
void checkTransformation(String geomStr) throws IOException, ParseException, NoninvertibleTransformationException { Geometry geom = rdr.read(geomStr); AffineTransformation trans = AffineTransformation.rotationInstance(Math.PI / 2); AffineTransformation inv = trans.getInverse(); Geometry transGeom = (Geometry) geom.clone(); transGeom.apply(trans); // System.out.println(transGeom); transGeom.apply(inv); // check if transformed geometry is equal to original boolean isEqual = geom.equalsExact(transGeom, 0.0005); assertTrue(isEqual); }
public void testRotate1() throws IOException, ParseException { AffineTransformation t = AffineTransformation.rotationInstance(Math.PI / 2); checkTransformation(10, 0, t, 0, 10); checkTransformation(0, 10, t, -10, 0); checkTransformation(-10, -10, t, 10, -10); }