Create() public method

public Create ( BroadPhase broadPhase, Body body, Box2DX.Common.Transform xf, FixtureDef def ) : void
broadPhase Box2DX.Collision.BroadPhase
body Body
xf Box2DX.Common.Transform
def FixtureDef
return void
示例#1
0
        /// Creates a fixture and attach it to this body. Use this function if you need
        /// to set some fixture parameters, like friction. Otherwise you can create the
        /// fixture directly from a shape.
        /// This function automatically updates the mass of the body.
        /// @param def the fixture definition.
        /// @warning This function is locked during callbacks.
        public Fixture CreateFixture(FixtureDef def)
        {
            Box2DXDebug.Assert(_world.IsLocked() == false);
            if (_world.IsLocked() == true)
            {
                return null;
            }

            BroadPhase broadPhase = _world._contactManager._broadPhase;

            Fixture fixture = new Fixture();
            fixture.Create(broadPhase, this, _xf, def);

            fixture._next = _fixtureList;
            _fixtureList = fixture;
            ++_fixtureCount;

            fixture.Body = this;

            bool needMassUpdate = fixture._massData.Mass > 0.0f || fixture._massData.I > 0.0f;

            // Adjust mass properties if needed.
            if (needMassUpdate)
            {
                ResetMass();
            }

            // Let the world know we have a new fixture. This will cause new contacts
            // to be created at the beginning of the next time step.
            _world._flags |= World.WorldFlags.NewFixture;

            return fixture;
        }
示例#2
0
文件: Body.cs 项目: CloneDeath/Box2DX
        /// <summary>
        /// Creates a fixture and attach it to this body.
        /// @warning This function is locked during callbacks.
        /// </summary>
        /// <param name="def">The fixture definition.</param>
        public Fixture CreateFixture(FixtureDef def)
        {
            Box2DXDebug.Assert(_world._lock == false);
            if (_world._lock == true)
            {
                return null;
            }

            BroadPhase broadPhase = _world._broadPhase;

            Fixture fixture = new Fixture();
            fixture.Create(broadPhase, this, _xf, def);

            fixture._next = _fixtureList;
            _fixtureList = fixture;
            ++_fixtureCount;

            fixture._body = this;

            return fixture;
        }