コード例 #1
0
ファイル: Box2DTest.cs プロジェクト: eickegao/cocos2d-xna
        private void initPhysics()
        {
            CCSize s = CCDirector.SharedDirector.WinSize;

            var gravity = new b2Vec2(0.0f, -10.0f);
            _world = new b2World(gravity);
            float debugWidth = s.Width / PTM_RATIO * 2f;
            float debugHeight = s.Height / PTM_RATIO * 2f;
            CCDraw debugDraw = new CCDraw(new b2Vec2(debugWidth / 2f + 10, s.Height - debugHeight - 10), 2);
            debugDraw.AppendFlags(b2DrawFlags.e_shapeBit);
            _world.SetDebugDraw(debugDraw);
            _world.SetAllowSleeping(true);
            _world.SetContinuousPhysics(true);

            //m_debugDraw = new GLESDebugDraw( PTM_RATIO );
            //world->SetDebugDraw(m_debugDraw);

            //uint32 flags = 0;
            //flags += b2Draw::e_shapeBit;
            //        flags += b2Draw::e_jointBit;
            //        flags += b2Draw::e_aabbBit;
            //        flags += b2Draw::e_pairBit;
            //        flags += b2Draw::e_centerOfMassBit;
            //m_debugDraw->SetFlags(flags);

            // Call the body factory which allocates memory for the ground body
            // from a pool and creates the ground box shape (also from a pool).
            // The body is also added to the world.
            b2BodyDef def = b2BodyDef.Create();
            def.allowSleep = true;
            def.position = b2Vec2.Zero;
            def.type = b2BodyType.b2_staticBody;
            b2Body groundBody = _world.CreateBody(def);
            groundBody.SetActive(true);

            // Define the ground box shape.

            // bottom
            b2EdgeShape groundBox = new b2EdgeShape();
            groundBox.Set(b2Vec2.Zero, new b2Vec2(s.Width / PTM_RATIO, 0));
            b2FixtureDef fd = b2FixtureDef.Create();
            fd.shape = groundBox;
            groundBody.CreateFixture(fd);

            // top
            groundBox = new b2EdgeShape();
            groundBox.Set(new b2Vec2(0, s.Height / PTM_RATIO), new b2Vec2(s.Width / PTM_RATIO, s.Height / PTM_RATIO));
            fd.shape = groundBox;
            groundBody.CreateFixture(fd);

            // left
            groundBox = new b2EdgeShape();
            groundBox.Set(new b2Vec2(0, s.Height / PTM_RATIO), b2Vec2.Zero);
            fd.shape = groundBox;
            groundBody.CreateFixture(fd);

            // right
            groundBox = new b2EdgeShape();
            groundBox.Set(new b2Vec2(s.Width / PTM_RATIO, s.Height / PTM_RATIO), new b2Vec2(s.Width / PTM_RATIO, 0));
            fd.shape = groundBox;
            groundBody.CreateFixture(fd);

            // _world.Dump();
        }
コード例 #2
0
 void EnableDebugMode()
 {
     CCDraw debugDraw = new CCDraw(Constants.PTM_RATIO);
     world.SetDebugDraw(debugDraw);
     debugDraw.AppendFlags(b2DrawFlags.e_shapeBit);
 }