Example usage for com.badlogic.gdx.physics.box2d Body resetMassData

Introduction

In this page you can find the example usage for com.badlogic.gdx.physics.box2d Body resetMassData.

Prototype

public void resetMassData() 

Source Link

Document

This resets the mass properties to the sum of the mass properties of the fixtures.

Usage

From source file:com.gamestudio24.martianrun.utils.WorldUtils.java

License:Apache License

public static Body createRunner(World world) {
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.DynamicBody;
    bodyDef.position.set(new Vector2(Constants.RUNNER_X, Constants.RUNNER_Y));
    PolygonShape shape = new PolygonShape();
    shape.setAsBox(Constants.RUNNER_WIDTH / 2, Constants.RUNNER_HEIGHT / 2);
    Body body = world.createBody(bodyDef);
    body.setGravityScale(Constants.RUNNER_GRAVITY_SCALE);
    body.createFixture(shape, Constants.RUNNER_DENSITY);
    body.resetMassData();
    body.setUserData(new RunnerUserData(Constants.RUNNER_WIDTH, Constants.RUNNER_HEIGHT));
    shape.dispose();//from w  w  w  . j ava 2s  .c  o m
    return body;
}

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From source file:com.gamestudio24.martianrun.utils.WorldUtils.java

License:Apache License

public static Body createEnemy(World world) {
    EnemyType enemyType = RandomUtils.getRandomEnemyType();
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.KinematicBody;
    bodyDef.position.set(new Vector2(enemyType.getX(), enemyType.getY()));
    PolygonShape shape = new PolygonShape();
    shape.setAsBox(enemyType.getWidth() / 2, enemyType.getHeight() / 2);
    Body body = world.createBody(bodyDef);
    body.createFixture(shape, enemyType.getDensity());
    body.resetMassData();
    EnemyUserData userData = new EnemyUserData(enemyType.getWidth(), enemyType.getHeight(),
            enemyType.getAnimationAssetId());
    body.setUserData(userData);//from  w  w w  .  j  a  v a 2 s .c o m
    shape.dispose();
    return body;
}

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From source file:es.eucm.ead.engine.gameobjects.effects.PhysicsEffectGO.java

License:Open Source License

public static void createBody(World world, SceneElement e, ValueMap valueMap) {
    float x = valueMap.getValue(e, SceneElement.VAR_X, 0f) / WORLD_SCALE;
    float y = valueMap.getValue(e, SceneElement.VAR_Y, 0f) / WORLD_SCALE;
    float width = valueMap.getValue(e, SceneElement.VAR_WIDTH, 1) / WORLD_SCALE;
    float height = valueMap.getValue(e, SceneElement.VAR_HEIGHT, 1) / WORLD_SCALE;

    // TODO what if corner is not center?
    PhType phType = valueMap.getValue(e, PhysicsEf.VAR_PH_TYPE, PhType.DYNAMIC);
    PhShape phShape = valueMap.getValue(e, PhysicsEf.VAR_PH_SHAPE, PhShape.RECTANGULAR);

    Shape s = null;//  w w w  .  ja  v a 2  s  .  c  om
    switch (phShape) {
    case CIRCULAR:
        s = new CircleShape();
        s.setRadius(width / 2);
        break;
    default:
        s = new PolygonShape();
        ((PolygonShape) s).setAsBox(width / 2, height / 2);

    }

    BodyDef bd = new BodyDef();

    switch (phType) {
    case STATIC:
        bd.type = BodyType.StaticBody;
        break;
    case DYNAMIC:
        bd.type = BodyType.DynamicBody;
        break;
    }

    bd.position.set(x, y);
    bd.angle = valueMap.getValue(e, SceneElement.VAR_ROTATION, 0f);

    FixtureDef fixture = new FixtureDef();
    fixture.shape = s;
    fixture.density = valueMap.getValue(e, PhysicsEf.VAR_PH_DENSITY, 1f);
    fixture.friction = valueMap.getValue(e, PhysicsEf.VAR_PH_FRICTION, 1f);
    fixture.restitution = valueMap.getValue(e, PhysicsEf.VAR_PH_RESTITUTION, 1f);

    Body body = world.createBody(bd);
    body.createFixture(fixture);

    body.resetMassData();

    valueMap.setValue(e.getId(), VAR_PH_BODY, body);
}

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From source file:Helper.WorldUtils.java

public static Body createStopObj(World world, float x, float y, float width, float height) {
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.StaticBody;
    bodyDef.position.set(new Vector2(x, y + height / 2));
    Body body = world.createBody(bodyDef);
    PolygonShape box = new PolygonShape();
    box.setAsBox(width / 2, height / 2);
    FixtureDef fixtureDef = new FixtureDef();
    fixtureDef.shape = box;/*from   w w  w. j  ava2  s .c  om*/
    fixtureDef.density = 0.0f;
    fixtureDef.friction = 0.0f;
    fixtureDef.restitution = 0.5f;
    body.createFixture(fixtureDef);
    body.resetMassData();
    body.getFixtureList().get(0).setUserData("STOPOBJ");
    box.dispose();
    return body;
}

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From source file:Helper.WorldUtils.java

private static Body getFoliageBody(World world, float x, float y, float width, float height) {
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.StaticBody;
    bodyDef.position.set(new Vector2(x, y));
    Body body = world.createBody(bodyDef);
    PolygonShape box = new PolygonShape();
    box.setAsBox(width / 2, height / 2);
    FixtureDef fixtureDef = new FixtureDef();
    fixtureDef.shape = box;/*from w  ww .  j  ava2s .  c o  m*/
    fixtureDef.density = 0.0f;
    fixtureDef.friction = 0.0f;
    fixtureDef.restitution = 0.4f;
    body.createFixture(fixtureDef);
    body.resetMassData();
    body.getFixtureList().get(0).setUserData("FOLIAGEBODY");
    box.dispose();
    Foliage = body;
    return body;
}

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From source file:Helper.WorldUtils.java

private static Body getStemBody(World world, float x, float y, float width, float height) {
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.StaticBody;
    bodyDef.position.set(new Vector2(x, y));
    Body body = world.createBody(bodyDef);
    PolygonShape box = new PolygonShape();
    box.setAsBox(width / 2, height / 2);
    FixtureDef fixtureDef = new FixtureDef();
    fixtureDef.shape = box;//from w  ww  .j  av a  2 s. c o m
    fixtureDef.density = 0.0f;
    fixtureDef.friction = 0.0f;
    fixtureDef.restitution = 0.4f;
    body.createFixture(fixtureDef);
    body.resetMassData();
    body.getFixtureList().get(0).setUserData("STEMBODY");
    box.dispose();
    return body;
}

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From source file:Helper.WorldUtils.java

private static Body getGiraffeBody(World world, float x, float y, float width, float height) {
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.StaticBody;
    bodyDef.position.set(new Vector2(x, y));
    Body body = world.createBody(bodyDef);
    PolygonShape box = new PolygonShape();
    box.setAsBox(width / 2, height / 2);
    FixtureDef fixtureDef = new FixtureDef();
    fixtureDef.shape = box;//  w w w.  ja  v  a2 s  .  co  m
    fixtureDef.density = 0.0f;
    fixtureDef.friction = 0.0f;
    fixtureDef.restitution = 0.0f;
    body.createFixture(fixtureDef);
    body.resetMassData();
    body.getFixtureList().get(0).setUserData("GIRAFFEBODY");
    box.dispose();
    return body;
}

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From source file:Helper.WorldUtils.java

private static Body getGiraffeNeck(World world, float x, float y, float width, float height) {
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.StaticBody;
    bodyDef.position.set(new Vector2(x, y));
    Body body = world.createBody(bodyDef);
    PolygonShape box = new PolygonShape();
    box.setAsBox(width / 2, height / 2);
    FixtureDef fixtureDef = new FixtureDef();
    fixtureDef.shape = box;/*from  w  w w.  j  a  v  a2s .  com*/
    fixtureDef.density = 0.0f;
    fixtureDef.friction = 0.0f;
    fixtureDef.restitution = 0.0f;
    body.createFixture(fixtureDef);
    body.resetMassData();
    body.getFixtureList().get(0).setUserData("GIRAFFENECK");
    box.dispose();
    return body;
}

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From source file:Helper.WorldUtils.java

private static Body getGiraffeHead(World world, float x, float y, float width, float height) {
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.StaticBody;
    bodyDef.position.set(new Vector2(x, y));
    Body body = world.createBody(bodyDef);
    PolygonShape box = new PolygonShape();
    box.setAsBox(width / 2, height / 2);
    FixtureDef fixtureDef = new FixtureDef();
    fixtureDef.shape = box;//w w  w .j a  va  2 s . c o  m
    fixtureDef.density = 0.0f;
    fixtureDef.friction = 0.0f;
    fixtureDef.restitution = 0.0f;
    body.createFixture(fixtureDef);
    body.resetMassData();
    body.getFixtureList().get(0).setUserData("GIRAFFEHEAD");
    box.dispose();
    GiraffeHead = body;
    return body;
}

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From source file:Helper.WorldUtils.java

public static Body createSnake(World world, float x, float y, float width, float height) {
    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyDef.BodyType.StaticBody;
    bodyDef.position.set(new Vector2(x, y + height));
    //   bodyDef.active = false;
    Body body = world.createBody(bodyDef);
    body.setGravityScale(Constants.RUNNER_GRAVITY_SCALE);
    body.setFixedRotation(false);//www .j av  a  2  s .  c o  m
    PolygonShape box = new PolygonShape();
    box.setAsBox(width / 2, height / 2);
    FixtureDef fixtureDef = new FixtureDef();
    fixtureDef.shape = box;
    fixtureDef.density = 0.0f;
    fixtureDef.friction = 1.8f;
    fixtureDef.restitution = 0.35f;
    body.createFixture(fixtureDef);
    body.resetMassData();
    body.getFixtureList().get(0).setUserData("SNAKE");
    box.dispose();
    return body;
}

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