Cocos2d-x3.3 physics physical engine module solves the problem of Rigid Body penetration

Check the Code:

Void physicsfixedupdate: onenter ()

{

Physicsdemo: onenter ();

_ Scene-> getphysicsworld ()-> setdebugdrawmask (physicsworld: debugdraw_all );

_ Scene-> getphysicsworld ()-> setgravity (point: zero );

// Wall

Auto wall = node: Create ();

Wall-> setphysicsbody (physicsbody: createedgebox (visiblerect: getvisiblerect (). Size, physicsmaterial (0.1f, 1, 0.0f )));

Wall-> setposition (visiblerect: Center ());

This-> addchild (Wall );

Addball ();

Scheduleonce (schedule_selector (physicsfixedupdate: updatestart), 2 );

}

Void physicsfixedupdate: addball ()

{

Auto ball = sprite: Create ("images/ball.png ");

Ball-& gt; setposition (100,100 );

Ball-> setphysicsbody (physicsbody: createcircle (ball-> getcontentsize (). width/2, physicsmaterial (0.1f, 1, 0.0f )));

Ball-> getphysicsbody ()-> settag (drag_bodys_tag );

Ball-> getphysicsbody ()-> setvelocity (point ));

This-> addchild (ball );

}

Void physicsfixedupdate: updatestart (float delta)

{

Addball ();

// The focus is here

_ Scene-> getphysicsworld ()-> setautostep (false );

Scheduleupdate ();

}

Void physicsfixedupdate: Update (float delta)

{

// Use fixed time and calculate 3 times per frame makes physics simulate more precisely.

// Here, it indicates that the first step is 3. If the FPS is 1/60, the third setp is 1/180.

For (INT I = 0; I <3; ++ I)

{

_ Scene-> getphysicsworld ()-> step (1/180. 0f );

}

}

Cocos2d-x3.3 physics physical engine module solves the problem of Rigid Body penetration