Examples with Vector2 com.badlogic.gdx.math.Vector2 used on opensource projects

Example 71 with Vector2

use of com.badlogic.gdx.math.Vector2 in project libgdx by libgdx.

the class VerticalStack method keyDown.

@Override
public boolean keyDown(int keyCode) {
    if (keyCode == Input.Keys.COMMA) {
        if (m_bullet != null) {
            world.destroyBody(m_bullet);
            m_bullet = null;
        }
        {
            CircleShape shape = new CircleShape();
            shape.setRadius(0.25f);
            FixtureDef fd = new FixtureDef();
            fd.shape = shape;
            fd.density = 20.0f;
            fd.restitution = 0.05f;
            BodyDef bd = new BodyDef();
            bd.type = BodyType.DynamicBody;
            bd.bullet = true;
            bd.position.set(-31, 5);
            m_bullet = world.createBody(bd);
            m_bullet.createFixture(fd);
            m_bullet.setLinearVelocity(new Vector2(400, 0));
        }
    }
    return false;
}

Example 72 with Vector2

use of com.badlogic.gdx.math.Vector2 in project libgdx by libgdx.

the class Bridge method createWorld.

@Override
protected void createWorld(World world) {
    Body ground;
    {
        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();
    }
}

Example 73 with Vector2

use of com.badlogic.gdx.math.Vector2 in project libgdx by libgdx.

the class Cantilever method createWorld.

@Override
protected void createWorld(World world) {
    Body ground;
    {
        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();
    }
}

Example 74 with Vector2

use of com.badlogic.gdx.math.Vector2 in project libgdx by libgdx.

the class CollisionFiltering method createWorld.

@Override
protected void createWorld(World world) {
    {
        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);
}

Example 75 with Vector2

use of com.badlogic.gdx.math.Vector2 in project libgdx by libgdx.

the class ContinuousTest method launch.

private void launch() {
    m_body.setTransform(new Vector2(0, 20), 0);
    m_angularVelocity = (float) Math.random() * 100 - 50;
    m_body.setLinearVelocity(new Vector2(0, -100));
    m_body.setAngularVelocity(m_angularVelocity);
}