Examples with Position spacesettlers.utilities.Position used on opensource projects

Example 46 with Position

use of spacesettlers.utilities.Position in project spacesettlers by amymcgovern.

the class TestCollisionHandler method testElasticCollisionsShipToMoveableAsteroidY.

@Test
public void testElasticCollisionsShipToMoveableAsteroidY() {
    Ship ship1;
    Asteroid asteroid;
    Position ship1Pos = new Position(0, 0, Math.PI / 4);
    ship1Pos.setTranslationalVelocity(new Vector2D(0, 20));
    ship1 = new Ship("team1", Color.BLUE, ship1Pos);
    Position asteroid2Pos = new Position(0, 10, -Math.PI / 4);
    asteroid2Pos.setTranslationalVelocity(new Vector2D(0, -10));
    asteroid = new Asteroid(asteroid2Pos, false, 10, true, .33, .33, .34);
    ship1.setMass(asteroid.getMass());
    collisionHandler.collide(ship1, asteroid, space);
    assertEquals(ship1.getPosition().getTranslationalVelocityX(), 0, 0.01);
    assertEquals(ship1.getPosition().getTranslationalVelocityY(), -10.0, 0.01);
    assertEquals(asteroid.getPosition().getTranslationalVelocityX(), 0, 0.01);
    assertEquals(asteroid.getPosition().getTranslationalVelocityY(), 20, 0.01);
}

Example 47 with Position

use of spacesettlers.utilities.Position in project spacesettlers by amymcgovern.

the class TestToroidal2DPhysics method setUp.

@Before
public void setUp() throws Exception {
    position = new Position(0, 0, 0);
    height = 480;
    width = 640;
    space = new Toroidal2DPhysics(height, width, timestep);
}

Example 48 with Position

use of spacesettlers.utilities.Position in project spacesettlers by amymcgovern.

the class TestToroidal2DPhysics method testApplyMovementTurnAndMoveFromStop.

@Test
public void testApplyMovementTurnAndMoveFromStop() {
    Movement movement = new Movement();
    movement.setAngularAccleration(Math.PI / 60);
    movement.setTranslationalAcceleration(new Vector2D(10, 10));
    position.setOrientation(Math.PI / 4);
    double expectedOrientation = (Math.PI / 4) + (Math.PI / 60);
    double expectedX = 10;
    double expectedY = 10;
    Position newPosition = space.applyMovement(position, movement, timestep);
    assertEquals(newPosition.getX(), expectedX, 0.01);
    assertEquals(newPosition.getY(), expectedY, 0.01);
    assertEquals(newPosition.getOrientation(), expectedOrientation, 0.01);
    assertEquals(newPosition.getAngularVelocity(), Math.PI / 60, 0.01);
    assertEquals(newPosition.getTranslationalVelocityX(), 10, 0.01);
    assertEquals(newPosition.getTranslationalVelocityY(), 10, 0.01);
}

Example 49 with Position

use of spacesettlers.utilities.Position in project spacesettlers by amymcgovern.

the class TestToroidal2DPhysics method testGetRandomFreeLocationInRegion.

@Test
public void testGetRandomFreeLocationInRegion() {
    int numTries = 1000;
    Random rand = new Random();
    double maxDistance = 100;
    int freeRadius = 10;
    Position center = new Position(0, 0);
    for (int i = 0; i < numTries; i++) {
        Position position = space.getRandomFreeLocationInRegion(rand, freeRadius, 0, 0, maxDistance);
        double dist = space.findShortestDistance(center, position);
        if (dist > maxDistance) {
            System.out.println(position);
        }
        assertTrue(dist <= maxDistance);
    }
}

Example 50 with Position

use of spacesettlers.utilities.Position in project spacesettlers by amymcgovern.

the class TestToroidal2DPhysics method testToroidalWrap.

@Test
public void testToroidalWrap() {
    Position position = new Position(0, 0);
    // try from the 0,0 position (which should not wrap)
    space.toroidalWrap(position);
    assertEquals(position.getX(), 0, 0);
    assertEquals(position.getY(), 0, 0);
    // now wrap from negative
    position.setX(-100);
    position.setY(-100);
    space.toroidalWrap(position);
    assertEquals(position.getX(), width - 100, 0);
    assertEquals(position.getY(), height - 100, 0);
    // wrap from the right
    position.setX(width + 100);
    position.setY(height / 2);
    space.toroidalWrap(position);
    assertEquals(position.getX(), 100, 0);
    assertEquals(position.getY(), height / 2, 0);
    // wrap over the top
    position.setX(width / 2);
    position.setY(height + 100);
    space.toroidalWrap(position);
    assertEquals(position.getX(), width / 2, 0);
    assertEquals(position.getY(), 100, 0);
}