Package eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.shapes

Examples of eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.shapes.Box

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  @Override
    public int collide(Contact[] contacts, PhysicsAgent2D<?> bodyA, PhysicsAgent2D<?> bodyB) {
    int numContacts = 0;
   
    Line line = (Line) bodyA.getBodyShape();
    Box box = (Box) bodyB.getBodyShape();
   
    Vector2f lineVec = new Vector2f(line.getDX(), line.getDY());
    lineVec.normalise(); 
    Vector2f axis = new Vector2f(-line.getDY(), line.getDX());
    axis.normalise();
   
    Vector2f res = new Vector2f();
    line.getStart().projectOntoUnit(axis, res);
    float linePos = getProp(res,axis);
   
    Vector2f c = MathUtil.sub(bodyB.getPosition(),bodyA.getPosition());
    c.projectOntoUnit(axis,res);
    float centre = getProp(res, axis);
   
    Vector2f[] pts = box.getPoints(bodyB.getPosition(), bodyB.getRotation());
    float[] tangent = new float[4];
    float[] proj = new float[4];
   
    int outOfRange = 0;
   
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    boolean touches = boxBody.getBodyShape().getBounds().touches(x1,y1,circleBody.getBodyShape().getBounds(),x2,y2);
    if (!touches) {
      return 0;
    }
   
    Box box = (Box) boxBody.getBodyShape();
    Circle circle = (Circle) circleBody.getBodyShape();
   
    Vector2f[] pts = box.getPoints(boxBody.getPosition(), boxBody.getRotation());
    Line[] lines = new Line[4];
    lines[0] = new Line(pts[0],pts[1]);
    lines[1] = new Line(pts[1],pts[2]);
    lines[2] = new Line(pts[2],pts[3]);
    lines[3] = new Line(pts[3],pts[0]);
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   * @see eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.collide.Collider#collide(eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.Contact[], eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.Body, eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.Body)
   */
  @Override
    public int collide(Contact[] contacts, PhysicsAgent2D<?> bodyA, PhysicsAgent2D<?> bodyB) {
    Polygon poly = (Polygon) bodyA.getBodyShape();
    Box box = (Box) bodyB.getBodyShape();
   
    // TODO: this can be optimized using matrix multiplications and moving only one shape
    // specifically the box, because it has fewer vertices.
    Vector2f[] vertsA = poly.getVertices(bodyA.getPosition(), bodyA.getRotation());
    Vector2f[] vertsB = box.getPoints(bodyB.getPosition(), bodyB.getRotation());
   
    // TODO: use a sweepline that has the smallest projection of the box
    // now we use just an arbitrary one
    Vector2f sweepline = new Vector2f(vertsB[1]);
    sweepline.sub(vertsB[2]);
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   * @see eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.collide.Collider#collide(eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.Contact[], eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.Body, eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.Body)
   */
  @Override
    public int collide(Contact[] contacts, Body bodyA, Body bodyB) {
    Polygon poly = (Polygon) bodyA.getShape();
    Box box = (Box) bodyB.getShape();
   
    // TODO: this can be optimized using matrix multiplications and moving only one shape
    // specifically the box, because it has fewer vertices.
    Vector2f[] vertsA = poly.getVertices(bodyA.getPosition(), bodyA.getRotation());
    Vector2f[] vertsB = box.getPoints(bodyB.getPosition(), bodyB.getRotation());
   
    // TODO: use a sweepline that has the smallest projection of the box
    // now we use just an arbitrary one
    Vector2f sweepline = new Vector2f(vertsB[1]);
    sweepline.sub(vertsB[2]);
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  @Override
    public int collide(Contact[] contacts, Body bodyA, Body bodyB) {
    int numContacts = 0;
   
    Line line = (Line) bodyA.getShape();
    Box box = (Box) bodyB.getShape();
   
    Vector2f lineVec = new Vector2f(line.getDX(), line.getDY());
    lineVec.normalise(); 
    Vector2f axis = new Vector2f(-line.getDY(), line.getDX());
    axis.normalise();
   
    Vector2f res = new Vector2f();
    line.getStart().projectOntoUnit(axis, res);
    float linePos = getProp(res,axis);
   
    Vector2f c = MathUtil.sub(bodyB.getPosition(),bodyA.getPosition());
    c.projectOntoUnit(axis,res);
    float centre = getProp(res, axis);
   
    Vector2f[] pts = box.getPoints(bodyB.getPosition(), bodyB.getRotation());
    float[] tangent = new float[4];
    float[] proj = new float[4];
   
    int outOfRange = 0;
   
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    boolean touches = boxBody.getShape().getBounds().touches(x1,y1,circleBody.getShape().getBounds(),x2,y2);
    if (!touches) {
      return 0;
    }
   
    Box box = (Box) boxBody.getShape();
    Circle circle = (Circle) circleBody.getShape();
   
    Vector2f[] pts = box.getPoints(boxBody.getPosition(), boxBody.getRotation());
    Line[] lines = new Line[4];
    lines[0] = new Line(pts[0],pts[1]);
    lines[1] = new Line(pts[1],pts[2]);
    lines[2] = new Line(pts[2],pts[3]);
    lines[3] = new Line(pts[3],pts[0]);
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Related Classes of eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.shapes.Box

  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.BoxCircleCollider
  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.LineBoxCollider
  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.math.Matrix2f
  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.math.ROVector2f
  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.math.Vector2f
  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.collide.BoxCircleCollider
  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.collide.LineBoxCollider
  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.net.phys2d.raw.collide.PolygonBoxCollider
  • eas.simulation.spatial.sim2D.physicalSimulation.physicsEngine.PolygonBoxCollider
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