List of usage examples for com.badlogic.gdx.physics.box2d CircleShape CircleShape
public CircleShape()
From source file:Tabox2D.java
License:Open Source License
/** * Creates a new Ball (circle shape)/* w w w . j a v a2s. c o m*/ * @param type "dynamic" or "static" * @param x Center X of the ball * @param y Center Y of the ball * @param r Radius * @return A new Tabody instance */ public Tabody newBall(String type, float x, float y, float r) { // Scale proportions: x = x / meterSize; y = y / meterSize; r = r / meterSize; CircleShape circleShape; BodyDef defBall = new BodyDef(); setType(defBall, type); defBall.position.set(x, y); Tabody ball = new Tabody(); ball.body = world.createBody(defBall); circleShape = new CircleShape(); circleShape.setRadius(r); FixtureDef fixtureBall = new FixtureDef(); fixtureBall.shape = circleShape; fixtureBall.density = 1; fixtureBall.friction = 1; fixtureBall.restitution = 0; //////////////////////////////////////// ball.w = r * 2 * meterSize; ball.h = r * 2 * meterSize; ball.fixture = fixtureBall; ball.bodyType = "ball"; //////////////////////////////////////// ball.body.createFixture(fixtureBall); circleShape.dispose(); tabodies.add(ball); return ball; }
From source file:be.ac.ucl.lfsab1509.bouboule.game.body.GameBody.java
License:Open Source License
/** * Make a circle object with the constructor argument MakeBody. * /* w ww . j av a2 s.c o m*/ * makeCircleBody(float radius,BodyDef.BodyType bodyType, * float density,float elasticity, Vector2 pos,float angle) */ private void makeCircleBody(final float radius, final BodyDef.BodyType bodyType, final float density, final float elasticity, final boolean sensor, final Vector2 pos, final float angle) { //Basoic Object definition for Physics FixtureDef fixtureDef = new FixtureDef(); fixtureDef.density = density; fixtureDef.restitution = elasticity; fixtureDef.isSensor = sensor; //fixtureDef.friction = 0.5f; fixtureDef.shape = new CircleShape(); //Game adimenstionalition fixtureDef.shape.setRadius(GraphicManager.convertToGame(radius)); body.createFixture(fixtureDef); fixtureDef.shape.dispose(); }
From source file:ch.coldpixel.mario.Sprites.Mario.java
public void defineMario() { BodyDef bdef = new BodyDef(); bdef.position.set(32 / MarioBros.PPM, 32 / MarioBros.PPM); bdef.type = BodyDef.BodyType.DynamicBody; b2body = world.createBody(bdef);//from w w w .j a v a 2 s .c o m FixtureDef fdef = new FixtureDef(); CircleShape shape = new CircleShape(); shape.setRadius(6 / MarioBros.PPM); fdef.shape = shape; b2body.createFixture(fdef); }
From source file:com.agateau.pixelwheels.bonus.Mine.java
License:Open Source License
private void firstInit(Assets assets) { mAssets = assets;/*from w ww .java2s . co m*/ mBodyDef = new BodyDef(); mBodyDef.type = BodyDef.BodyType.DynamicBody; mShape = new CircleShape(); mShape.setRadius(MINE_RADIUS); }
From source file:com.agateau.pixelwheels.utils.Box2DUtils.java
License:Open Source License
public static Body createStaticBodyForMapObject(World world, MapObject object) { final float u = Constants.UNIT_FOR_PIXEL; float rotation = object.getProperties().get("rotation", 0f, Float.class); BodyDef bodyDef = new BodyDef(); bodyDef.type = BodyDef.BodyType.StaticBody; bodyDef.angle = -rotation * MathUtils.degreesToRadians; if (object instanceof RectangleMapObject) { Rectangle rect = ((RectangleMapObject) object).getRectangle(); /*//from w w w.ja v a 2 s .c o m A D x--------x | | x--------x B C */ float[] vertices = new float[8]; // A vertices[0] = 0; vertices[1] = 0; // B vertices[2] = 0; vertices[3] = -rect.getHeight(); // C vertices[4] = rect.getWidth(); vertices[5] = -rect.getHeight(); // D vertices[6] = rect.getWidth(); vertices[7] = 0; scaleVertices(vertices, u); bodyDef.position.set(u * rect.getX(), u * (rect.getY() + rect.getHeight())); Body body = world.createBody(bodyDef); PolygonShape shape = new PolygonShape(); shape.set(vertices); body.createFixture(shape, 1); return body; } else if (object instanceof PolygonMapObject) { Polygon polygon = ((PolygonMapObject) object).getPolygon(); float[] vertices = polygon.getVertices().clone(); scaleVertices(vertices, u); bodyDef.position.set(polygon.getX() * u, polygon.getY() * u); Body body = world.createBody(bodyDef); PolygonShape shape = new PolygonShape(); shape.set(vertices); body.createFixture(shape, 1); return body; } else if (object instanceof EllipseMapObject) { Ellipse ellipse = ((EllipseMapObject) object).getEllipse(); float radius = ellipse.width * u / 2; float x = ellipse.x * u + radius; float y = ellipse.y * u + radius; bodyDef.position.set(x, y); Body body = world.createBody(bodyDef); CircleShape shape = new CircleShape(); shape.setRadius(radius); body.createFixture(shape, 1); return body; } throw new RuntimeException("Unsupported MapObject type: " + object); }
From source file:com.badlogic.gdx.tests.box2d.Bridge.java
License:Apache License
@Override protected void createWorld(World world) { Body ground;/* w w w . j a v a2s . co m*/ { BodyDef bd = new BodyDef(); ground = world.createBody(bd); EdgeShape shape = new EdgeShape(); shape.set(new Vector2(-40, 0), new Vector2(40.0f, 0)); ground.createFixture(shape, 0); shape.dispose(); } { PolygonShape shape = new PolygonShape(); shape.setAsBox(0.5f, 0.125f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 20.0f; fd.friction = 0.2f; RevoluteJointDef jd = new RevoluteJointDef(); Body prevBody = ground; for (int i = 0; i < e_count; i++) { BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-14.5f + 1.0f * i, 5.0f); Body body = world.createBody(bd); body.createFixture(fd); Vector2 anchor = new Vector2(-15.0f + 1.0f * i, 5.0f); jd.initialize(prevBody, body, anchor); world.createJoint(jd); prevBody = body; } Vector2 anchor = new Vector2(-15.0f + 1.0f * e_count, 5.0f); jd.initialize(prevBody, ground, anchor); world.createJoint(jd); shape.dispose(); } for (int i = 0; i < 2; i++) { Vector2[] vertices = new Vector2[3]; vertices[0] = new Vector2(-0.5f, 0); vertices[1] = new Vector2(0.5f, 0); vertices[2] = new Vector2(0, 1.5f); PolygonShape shape = new PolygonShape(); shape.set(vertices); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 1.0f; BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-8.0f + 8.0f * i, 12.0f); Body body = world.createBody(bd); body.createFixture(fd); shape.dispose(); } for (int i = 0; i < 3; i++) { CircleShape shape = new CircleShape(); shape.setRadius(0.5f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 1.0f; BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-6.0f + 6.0f * i, 10.0f); Body body = world.createBody(bd); body.createFixture(fd); shape.dispose(); } }
From source file:com.badlogic.gdx.tests.box2d.Cantilever.java
License:Apache License
@Override protected void createWorld(World world) { Body ground;//w w w.ja v a 2 s. c om { BodyDef bd = new BodyDef(); ground = world.createBody(bd); EdgeShape shape = new EdgeShape(); shape.set(new Vector2(-40, 0), new Vector2(40, 0)); ground.createFixture(shape, 0); shape.dispose(); } { PolygonShape shape = new PolygonShape(); shape.setAsBox(0.5f, 0.125f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 20.0f; WeldJointDef jd = new WeldJointDef(); Body prevBody = ground; for (int i = 0; i < e_count; i++) { BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-14.5f + 1.0f * i, 5.0f); Body body = world.createBody(bd); body.createFixture(fd); Vector2 anchor = new Vector2(-15.0f + 1 * i, 5.0f); jd.initialize(prevBody, body, anchor); world.createJoint(jd); prevBody = body; } shape.dispose(); } { PolygonShape shape = new PolygonShape(); shape.setAsBox(0.5f, 0.125f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 20.0f; WeldJointDef jd = new WeldJointDef(); Body prevBody = ground; for (int i = 0; i < e_count; i++) { BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-14.5f + 1.0f * i, 15.0f); bd.gravityScale = 10.0f; Body body = world.createBody(bd); body.createFixture(fd); Vector2 anchor = new Vector2(-15.0f + 1.0f * i, 15.0f); jd.initialize(prevBody, body, anchor); world.createJoint(jd); prevBody = body; } shape.dispose(); } { PolygonShape shape = new PolygonShape(); shape.setAsBox(0.5f, 0.125f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 20.0f; WeldJointDef jd = new WeldJointDef(); Body prevBody = ground; for (int i = 0; i < e_count; i++) { BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-4.5f + 1.0f * i, 5.0f); Body body = world.createBody(bd); body.createFixture(fd); if (i > 0) { Vector2 anchor = new Vector2(-5.0f + 1.0f * i, 5.0f); jd.initialize(prevBody, body, anchor); world.createJoint(jd); } prevBody = body; } shape.dispose(); } { PolygonShape shape = new PolygonShape(); shape.setAsBox(0.5f, 0.125f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 20.0f; WeldJointDef jd = new WeldJointDef(); Body prevBody = ground; for (int i = 0; i < e_count; i++) { BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(5.5f + 1.0f * i, 10.0f); bd.gravityScale = 10.0f; Body body = world.createBody(bd); body.createFixture(fd); if (i > 0) { Vector2 anchor = new Vector2(5.0f + 1.0f * i, 10.0f); jd.initialize(prevBody, body, anchor); world.createJoint(jd); } prevBody = body; } shape.dispose(); } for (int i = 0; i < 2; i++) { Vector2[] vertices = new Vector2[3]; vertices[0] = new Vector2(-0.5f, 0); vertices[1] = new Vector2(0.5f, 0); vertices[2] = new Vector2(0, 1.5f); PolygonShape shape = new PolygonShape(); shape.set(vertices); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 1.0f; BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-8.0f + 8.0f * i, 12.0f); Body body = world.createBody(bd); body.createFixture(fd); shape.dispose(); } for (int i = 0; i < 2; i++) { CircleShape shape = new CircleShape(); shape.setRadius(0.5f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 1.0f; BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-6.0f + 6.0f * i, 10.0f); Body body = world.createBody(bd); body.createFixture(fd); shape.dispose(); } }
From source file:com.badlogic.gdx.tests.box2d.CharacterCollision.java
License:Apache License
@Override protected void createWorld(World world) { {/*w ww . j av a2 s. c o m*/ BodyDef bd = new BodyDef(); Body ground = world.createBody(bd); EdgeShape shape = new EdgeShape(); shape.set(new Vector2(-20, 0), new Vector2(20, 0)); ground.createFixture(shape, 0); shape.dispose(); } { BodyDef bd = new BodyDef(); Body ground = world.createBody(bd); EdgeShape shape = new EdgeShape(); shape.setRadius(0); shape.set(new Vector2(-8, 1), new Vector2(-6, 1)); ground.createFixture(shape, 0); shape.set(new Vector2(-6, 1), new Vector2(-4, 1)); ground.createFixture(shape, 0); shape.set(new Vector2(-4, 1), new Vector2(-2, 1)); ground.createFixture(shape, 0); shape.dispose(); } { BodyDef bd = new BodyDef(); Body ground = world.createBody(bd); PolygonShape shape = new PolygonShape(); shape.setAsBox(1, 1, new Vector2(4, 3), 0); ground.createFixture(shape, 0); shape.setAsBox(1, 1, new Vector2(6, 3), 0); ground.createFixture(shape, 0); shape.setAsBox(1, 1, new Vector2(8, 3), 0); ground.createFixture(shape, 0); shape.dispose(); } { BodyDef bd = new BodyDef(); Body ground = world.createBody(bd); EdgeShape shape = new EdgeShape(); float d = 2 * 2 * 0.005f; shape.setRadius(0); shape.set(new Vector2(-1 + d, 3), new Vector2(1 - d, 3)); ground.createFixture(shape, 0); shape.set(new Vector2(1, 3 + d), new Vector2(1, 5 - d)); ground.createFixture(shape, 0); shape.set(new Vector2(1 - d, 5), new Vector2(-1 + d, 5)); ground.createFixture(shape, 0); shape.set(new Vector2(-1, 5 - d), new Vector2(-1, 3 + d)); ground.createFixture(shape, 0); shape.dispose(); } { BodyDef bd = new BodyDef(); bd.position.set(-3, 5); bd.type = BodyType.DynamicBody; bd.fixedRotation = true; bd.allowSleep = false; Body body = world.createBody(bd); PolygonShape shape = new PolygonShape(); shape.setAsBox(0.5f, 0.5f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 20.0f; body.createFixture(fd); shape.dispose(); } { BodyDef bd = new BodyDef(); bd.position.set(-5, 5); bd.type = BodyType.DynamicBody; bd.fixedRotation = true; bd.allowSleep = false; Body body = world.createBody(bd); float angle = 0; float delta = (float) Math.PI / 3; Vector2[] vertices = new Vector2[6]; for (int i = 0; i < 6; i++) { vertices[i] = new Vector2(0.5f * (float) Math.cos(angle), 0.5f * (float) Math.sin(angle)); angle += delta; } PolygonShape shape = new PolygonShape(); shape.set(vertices); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 20.0f; body.createFixture(fd); shape.dispose(); } { BodyDef bd = new BodyDef(); bd.position.set(3, 5); bd.type = BodyType.DynamicBody; bd.fixedRotation = true; bd.allowSleep = false; Body body = world.createBody(bd); CircleShape shape = new CircleShape(); shape.setRadius(0.5f); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.density = 20.0f; body.createFixture(fd); shape.dispose(); } }
From source file:com.badlogic.gdx.tests.box2d.CollisionFiltering.java
License:Apache License
@Override protected void createWorld(World world) { {// w ww. j a va 2s . co m EdgeShape shape = new EdgeShape(); shape.set(new Vector2(-40.0f, 0), new Vector2(40, 0)); FixtureDef fd = new FixtureDef(); fd.shape = shape; fd.friction = 0.3f; BodyDef bd = new BodyDef(); Body ground = world.createBody(bd); ground.createFixture(fd); shape.dispose(); } Vector2[] vertices = new Vector2[3]; vertices[0] = new Vector2(-1, 0); vertices[1] = new Vector2(1, 0); vertices[2] = new Vector2(0, 2); PolygonShape polygon = new PolygonShape(); polygon.set(vertices); FixtureDef triangleShapeDef = new FixtureDef(); triangleShapeDef.shape = polygon; triangleShapeDef.density = 1.0f; triangleShapeDef.filter.groupIndex = k_smallGroup; triangleShapeDef.filter.categoryBits = k_triangleCategory; triangleShapeDef.filter.maskBits = k_triangleMask; BodyDef triangleBodyDef = new BodyDef(); triangleBodyDef.type = BodyType.DynamicBody; triangleBodyDef.position.set(-5, 2); Body body1 = world.createBody(triangleBodyDef); body1.createFixture(triangleShapeDef); vertices[0].scl(2); vertices[1].scl(2); vertices[2].scl(2); polygon.set(vertices); triangleShapeDef.filter.groupIndex = k_largeGroup; triangleBodyDef.position.set(-5, 6); triangleBodyDef.fixedRotation = true; Body body2 = world.createBody(triangleBodyDef); body2.createFixture(triangleShapeDef); { BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(-5, 10); Body body = world.createBody(bd); PolygonShape p = new PolygonShape(); p.setAsBox(0.5f, 1.0f); body.createFixture(p, 1); PrismaticJointDef jd = new PrismaticJointDef(); jd.bodyA = body2; jd.bodyB = body; jd.enableLimit = true; jd.localAnchorA.set(0, 4); jd.localAnchorB.set(0, 0); jd.localAxisA.set(0, 1); jd.lowerTranslation = -1; jd.upperTranslation = 1; world.createJoint(jd); p.dispose(); } polygon.setAsBox(1, 0.5f); FixtureDef boxShapeDef = new FixtureDef(); boxShapeDef.shape = polygon; boxShapeDef.density = 1; boxShapeDef.restitution = 0.1f; boxShapeDef.filter.groupIndex = k_smallGroup; boxShapeDef.filter.categoryBits = k_boxCategory; boxShapeDef.filter.maskBits = k_boxMask; BodyDef boxBodyDef = new BodyDef(); boxBodyDef.type = BodyType.DynamicBody; boxBodyDef.position.set(0, 2); Body body3 = world.createBody(boxBodyDef); body3.createFixture(boxShapeDef); polygon.setAsBox(2, 1); boxShapeDef.filter.groupIndex = k_largeGroup; boxBodyDef.position.set(0, 6); Body body4 = world.createBody(boxBodyDef); body4.createFixture(boxShapeDef); CircleShape circle = new CircleShape(); circle.setRadius(1); FixtureDef circleShapeDef = new FixtureDef(); circleShapeDef.shape = circle; circleShapeDef.density = 1.0f; circleShapeDef.filter.groupIndex = k_smallGroup; circleShapeDef.filter.categoryBits = k_circleCategory; circleShapeDef.filter.maskBits = k_circleMask; BodyDef circleBodyDef = new BodyDef(); circleBodyDef.type = BodyType.DynamicBody; circleBodyDef.position.set(5, 2); Body body5 = world.createBody(circleBodyDef); body5.createFixture(circleShapeDef); circle.setRadius(2); circleShapeDef.filter.groupIndex = k_largeGroup; circleBodyDef.position.set(5, 6); Body body6 = world.createBody(circleBodyDef); body6.createFixture(circleShapeDef); }
From source file:com.badlogic.gdx.tests.box2d.OneSidedPlatform.java
License:Apache License
@Override protected void createWorld(World world) { {//w w w .j a va2 s .com BodyDef bd = new BodyDef(); Body ground = world.createBody(bd); EdgeShape shape = new EdgeShape(); shape.set(new Vector2(-20.0f, 0), new Vector2(20.0f, 0f)); ground.createFixture(shape, 0); shape.dispose(); } { BodyDef bd = new BodyDef(); bd.position.set(0, 10); Body body = world.createBody(bd); PolygonShape shape = new PolygonShape(); shape.setAsBox(3, 0.5f); m_platform = body.createFixture(shape, 0); m_bottom = 10.0f - 0.5f; m_top = 10.0f + 0.5f; } { BodyDef bd = new BodyDef(); bd.type = BodyType.DynamicBody; bd.position.set(0, 12); Body body = world.createBody(bd); m_radius = 0.5f; CircleShape shape = new CircleShape(); shape.setRadius(m_radius); m_character = body.createFixture(shape, 20.0f); shape.dispose(); m_state = State.Unknown; } world.setContactFilter(new ContactFilter() { @Override public boolean shouldCollide(Fixture fixtureA, Fixture fixtureB) { if ((fixtureA == m_platform && fixtureB == m_character) || (fixtureA == m_platform && fixtureB == m_character)) { Vector2 position = m_character.getBody().getPosition(); if (position.y < m_top + m_radius - 3.0f * 0.005f) return false; else return true; } else return true; } }); }