29 …b2CircleShape.apply(this,arguments)}function l(){l.b2EdgeChainDef.apply(this,arguments);this.const…  function
43 …ox2D.Collision.Shapes.b2CircleShape=h;Box2D.Collision.Shapes.b2EdgeChainDef=l;Box2D.Collision.Shap…
51 …2Segment,d=Box2D.Collision.b2SeparationFunction,h=Box2D.Collision.b2Simplex,l=Box2D.Collision.b2Si…
109 …=1/(m+f+b);this.m_v1.a=m*s;this.m_v2.a=f*s;this.m_v3.a=b*s;this.m_count=3}};l.b2SimplexCache=funct…  method
113 …imeOfImpact.b2_toiMaxRootIters=0;Box2D.Collision.b2TimeOfImpact.s_cache=new l;Box2D.Collision.b2Ti…
145 …],aa=N.x-0,Z=N.y-0,d=S.x-0,h=S.y-0,l=aa*h-Z*d,j=0.5*l;H+=j;u+=j*E*(0+N.x+S.x);D+=j*E*(0+N.y+S.y);N…
150 …r S=-R,aa=E,Z=N=Number.MAX_VALUE,d=-Number.MAX_VALUE,h=-Number.MAX_VALUE,l=0;l<u;++l){var j=H[l].x-
151 O.x,o=H[l].y-O.y,q=E*j+R*o;j=S*j+aa*o;if(q<N)N=q;if(j<Z)Z=j;if(q>d)d=q;if(j>h)h=j}l=(d-N)*(h-Z);if(…
182 …ox2D.Dynamics.b2Island,d=Box2D.Dynamics.b2TimeStep,h=Box2D.Dynamics.b2World,l=Box2D.Dynamics.Conta…
217 …l.e_filterFlag){if(e.ShouldCollide(b)==false){c=a;a=c.GetNext();this.Destroy(c);continue}if(this.m…
254 …lags&=~k.e_islandFlag;for(var b=this.m_contactList;b;b=b.m_next)b.m_flags&=~l.e_islandFlag;for(b=t…
255 …l.e_islandFlag))if(!(r.contact.IsSensor()==true||r.contact.IsEnabled()==false||r.contact.IsTouchin…
257 …ags&=~k.e_islandFlag;c.m_sweep.t0=0}for(b=this.m_contactList;b;b=b.m_next)b.m_flags&=~(l.e_toiFlag|
258 l.e_islandFlag);for(b=this.m_jointList;b;b=b.m_next)b.m_islandFlag=false;for(;;){var m=null,r=1;for…
259 …l.e_toiFlag}if(Number.MIN_VALUE<c&&c<r){m=b;r=c}}if(m==null||1-100*Number.MIN_VALUE<r)break;c=m.m_…
260 …next){if(e.m_contactCount==e.m_contactCapacity)break;if(!(g.contact.m_flags&l.e_islandFlag))if(!(g…
261 false||g.contact.IsTouching()==false)){e.AddContact(g.contact);g.contact.m_flags|=l.e_islandFlag;s=…
262 …ctList;g;g=g.next)g.contact.m_flags&=~l.e_toiFlag}}for(r=0;r<e.m_contactCount;++r){b=e.m_contacts[…
263 l.e_islandFlag)}for(r=0;r<e.m_jointCount;++r){b=e.m_joints[r];b.m_islandFlag=false}this.m_contactMa…
269 …on.b2Manifold,d=Box2D.Collision.b2TimeOfImpact,h=Box2D.Collision.b2TOIInput,l=Box2D.Collision.b2Wo…
295 …push(function(){Box2D.Dynamics.Contacts.b2ContactSolver.s_worldManifold=new l;Box2D.Dynamics.Conta…
323 …mma=this.m_impulse=0};U.prototype.InitVelocityConstraints=function(d){var h,l=0,j=this.m_bodyA,o=t…
324 …l=h.col1.x*q+h.col2.x*n;n=h.col1.y*q+h.col2.y*n;q=l;h=o.m_xf.R;var a=this.m_localAnchor2.x-o.m_swe…
325 …l=l-this.m_length;g=2*Math.PI*this.m_frequencyHz;var b=this.m_mass*g*g;this.m_gamma=d.dt*(2*this.m…
326 …l=this.m_bodyB;d=h.m_xf.R;var j=this.m_localAnchor1.x-h.m_sweep.localCenter.x,o=this.m_localAnchor…
327 l.m_sweep.localCenter.x,a=this.m_localAnchor2.y-l.m_sweep.localCenter.y;q=d.col1.x*n+d.col2.x*a;a=d…
328 …l.m_linearVelocity.x+=l.m_invMass*d;l.m_linearVelocity.y+=l.m_invMass*q;l.m_angularVelocity+=l.m_i…
329 …l.m_sweep.localCenter.y;q=d.col1.x*n+d.col2.x*a;a=d.col1.y*n+d.col2.y*a;n=q;q=l.m_sweep.c.x+n-h.m_…
330 l.m_sweep.a+=l.m_invI*(n*c-a*q);h.SynchronizeTransform();l.SynchronizeTransform();return y.Abs(d)<F…
331 …l,j){this.bodyA=d;this.bodyB=h;this.localAnchorA.SetV(this.bodyA.GetLocalPoint(l));this.localAncho…  argument
334 …l=0,j=this.m_bodyA,o=this.m_bodyB;h=j.m_xf.R;var q=this.m_localAnchorA.x-j.m_sweep.localCenter.x,n…
335 var g=j.m_invI,b=o.m_invI,e=new G;e.col1.x=h+l;e.col2.x=0;e.col1.y=0;e.col2.y=h+l;e.col1.x+=g*n*n;e…
336 …l*d.x;o.m_linearVelocity.y+=l*d.y;o.m_angularVelocity+=b*(a*d.y-c*d.x+this.m_angularImpulse)}else{…
337 …l=h.col1.x*m+h.col2.x*r;r=h.col1.y*m+h.col2.y*r;m=l;h=o.m_xf.R;var s=this.m_localAnchorB.x-o.m_swe…
338 …l=this.m_linearImpulse.Copy();this.m_linearImpulse.Add(h);h=d.dt*this.m_maxForce;if(this.m_linearI…
339 …nction(d,h,l){this.bodyA=d;this.bodyB=h;this.localAnchorA.SetV(this.bodyA.GetLocalPoint(l));this.l…  argument
341 …l=this.m_localAnchor1.x-this.m_bodyB.m_sweep.localCenter.x,j=this.m_localAnchor1.y-this.m_bodyB.m_…
342 …nction(d){this.__super.b2Joint.call(this,d);var h=parseInt(d.joint1.m_type),l=parseInt(d.joint2.m_…
343 …on()}this.m_ground2=d.joint2.GetBodyA();this.m_bodyB=d.joint2.GetBodyB();if(l==I.e_revoluteJoint){…
344 …lse=0};V.prototype.InitVelocityConstraints=function(d){var h=this.m_ground1,l=this.m_ground2,j=thi…
346 b+=this.m_ratio*this.m_ratio*o.m_invI}else{h=l.m_xf.R;n=this.m_prismatic2.m_localXAxis1;q=h.col1.x*…
347 …otype.SolveVelocityConstraints=function(){var d=this.m_bodyA,h=this.m_bodyB,l=-this.m_mass*this.m_…
348 …l;d.m_linearVelocity.x+=d.m_invMass*l*this.m_J.linearA.x;d.m_linearVelocity.y+=d.m_invMass*l*this.…
349 …l=-this.m_mass*(this.m_constant-(l+this.m_ratio*j));d.m_sweep.c.x+=d.m_invMass*l*this.m_J.linearA.…
351 …l,j){if(h===undefined)h=0;if(j===undefined)j=0;this.linearA.SetV(d);this.angularA=h;this.linearB.S…  argument
358 …=this.m_bodyA,h=this.m_bodyB,l=d.GetWorldPoint(this.m_localAnchor1),j=h.GetWorldPoint(this.m_local…
359 …l};k.prototype.GetJointSpeed=function(){var d=this.m_bodyA,h=this.m_bodyB,l;l=d.m_xf.R;var j=this.…
360 g=d.m_linearVelocity,b=h.m_linearVelocity;d=d.m_angularVelocity;h=h.m_angularVelocity;return l*-d*c…
363 …tZero()};k.prototype.InitVelocityConstraints=function(d){var h=this.m_bodyA,l=this.m_bodyB,j,o=0;t…
364 …l.GetLocalCenter());var q=h.GetTransform();l.GetTransform();j=h.m_xf.R;var n=this.m_localAnchor1.x…
365 l.m_invMass;this.m_invIA=h.m_invI;this.m_invIB=l.m_invI;this.m_axis.SetV(y.MulMV(q.R,this.m_localXA…
368 …h.m_angularVelocity-=this.m_invIA*o;l.m_linearVelocity.x+=this.m_invMassB*d;l.m_linearVelocity.y+=…
369 …nts=function(d){var h=this.m_bodyA,l=this.m_bodyB,j=h.m_linearVelocity,o=h.m_angularVelocity,q=l.m…
372 …elocity=o;l.m_linearVelocity.SetV(q);l.m_angularVelocity=n};k.prototype.SolvePositionConstraints=f…
373 …enterB.y;a=n.col1.x*g+n.col2.x*b;b=n.col1.y*g+n.col2.y*b;g=a;n=o.x+g-l.x-f;a=o.y+b-l.y-s;if(this.m…
376 …s.y;s=r.x*this.m_s1+r.y*this.m_a1;r=r.x*this.m_s2+r.y*this.m_a2;l.x-=this.m_invMassA*m;l.y-=this.m…
378 …ze=function(d,h,l,j){this.bodyA=d;this.bodyB=h;this.localAnchorA=this.bodyA.GetLocalPoint(l);this.…  argument
381 …l=this.m_target.y-this.m_bodyB.m_xf.position.y,j=this.m_bodyB.m_xf.R;this.m_localAnchor.x=h*j.col1…
382 …l*j*j;this.m_gamma=d.dt*(2*l*this.m_dampingRatio*j+d.dt*o);this.m_gamma=this.m_gamma!=0?1/this.m_g…
383 …l*l;this.K.SetM(this.K1);this.K.AddM(this.K2);this.K.col1.x+=this.m_gamma;this.K.col2.y+=this.m_ga…
384 …l,j=0,o=0;l=h.m_xf.R;var q=this.m_localAnchor.x-h.m_sweep.localCenter.x,n=this.m_localAnchor.y-h.m…
385 …>d*d&&this.m_impulse.Multiply(d/this.m_impulse.Length());a=this.m_impulse.x-l;o=this.m_impulse.y-j…
388 …l=d.GetWorldPoint(this.m_localAnchor1),j=h.GetWorldPoint(this.m_localAnchor2);h=j.x-l.x;l=j.y-l.y;…
389 …l.col1.y*j+l.col2.y*o;j=q;l=h.m_xf.R;var n=this.m_localAnchor2.x-h.m_sweep.localCenter.x,a=this.m_…
393 ….m_bodyA,l=this.m_bodyB,j,o=0;this.m_localCenterA.SetV(h.GetLocalCenter());this.m_localCenterB.Set…
394 …l.m_xf.R;var c=this.m_localAnchor2.x-this.m_localCenterB.x,g=this.m_localAnchor2.y-this.m_localCen…
398 …h.m_angularVelocity-=this.m_invIA*o;l.m_linearVelocity.x+=this.m_invMassB*d;l.m_linearVelocity.y+=…
399 …nts=function(d){var h=this.m_bodyA,l=this.m_bodyB,j=h.m_linearVelocity,o=h.m_angularVelocity,q=l.m…
402 …is.m_invIB*b;h.m_linearVelocity.SetV(j);h.m_angularVelocity=o;l.m_linearVelocity.SetV(q);l.m_angul…
403 …l=d.m_sweep.c,j=d.m_sweep.a,o=h.m_sweep.c,q=h.m_sweep.a,n,a=0,c=0,g=0,b=a=n=0,e=0;c=false;var f=0,…
407 …x*this.m_s1+m.y+m.z*this.m_a1;m=m.x*this.m_s2+m.y+m.z*this.m_a2;l.x-=this.m_invMassA*f;l.y-=this.m…
409 …ze=function(d,h,l,j){this.bodyA=d;this.bodyB=h;this.localAnchorA=this.bodyA.GetLocalPoint(l);this.…  argument
414 …l=this.m_bodyB,j;j=h.m_xf.R;var o=this.m_localAnchor1.x-h.m_sweep.localCenter.x,q=this.m_localAnch…
416 …s.m_u2.x;this.m_limitMass1=h.m_invMass+h.m_invI*j*j;this.m_limitMass2=l.m_invMass+l.m_invI*n*n;thi…
417 …;h.m_linearVelocity.y+=h.m_invMass*j;h.m_angularVelocity+=h.m_invI*(o*j-q*d);l.m_linearVelocity.x+=
418 l.m_invMass*n;l.m_linearVelocity.y+=l.m_invMass*g;l.m_angularVelocity+=l.m_invI*(a*g-c*n)}else this…
419 …l.col1.x*n+l.col2.x*a;a=l.col1.y*n+l.col2.y*a;n=q;var c=q=l=0,g=0;l=g=l=g=c=q=l=0;if(this.m_state=…
420 …l;d.m_linearVelocity.y+=d.m_invMass*q;d.m_angularVelocity+=d.m_invI*(j*q-o*l);h.m_linearVelocity.x…
421 …l;l=-g*this.m_u1.x;q=-g*this.m_u1.y;d.m_linearVelocity.x+=d.m_invMass*l;d.m_linearVelocity.y+=d.m_…
422 …l,j=this.m_ground.m_xf.position.x+this.m_groundAnchor1.x,o=this.m_ground.m_xf.position.y+this.m_gr…
423 …l.col1.x*a+l.col2.x*c;c=l.col1.y*a+l.col2.y*c;a=e;l=h.m_xf.R;g=this.m_localAnchor2.x-h.m_sweep.loc…
424 l):this.m_u1.SetZero();e>F.b2_linearSlop?this.m_u2.Multiply(1/e):this.m_u2.SetZero();l=this.m_const…
425 …l=d.m_xf.R;a=this.m_localAnchor1.x-d.m_sweep.localCenter.x;c=this.m_localAnchor1.y-d.m_sweep.local…
426 l=-m*this.m_u1.x;e=-m*this.m_u1.y;d.m_sweep.c.x+=d.m_invMass*l;d.m_sweep.c.y+=d.m_invMass*e;d.m_swe…
427 l=this.m_maxLength2-e;r=y.Max(r,-l);l=y.Clamp(l+F.b2_linearSlop,-F.b2_maxLinearCorrection,0);m=-thi…
429 …l,j,o,q,n){if(n===undefined)n=0;this.bodyA=d;this.bodyB=h;this.groundAnchorA.SetV(l);this.groundAn…
434 …veLimit};N.prototype.InitVelocityConstraints=function(d){var h=this.m_bodyA,l=this.m_bodyB,j,o=0;j…
435 …l.m_xf.R;var a=this.m_localAnchor2.x-l.m_sweep.localCenter.x,c=this.m_localAnchor2.y-l.m_sweep.loc…
436 …his.m_enableMotor==false)this.m_motorImpulse=0;if(this.m_enableLimit){var e=l.m_sweep.a-h.m_sweep.…
437 …=g*(q*e-n*d+this.m_motorImpulse+this.m_impulse.z);l.m_linearVelocity.x+=o*d;l.m_linearVelocity.y+=…
438 …l=this.m_bodyB,j=0,o=j=0,q=0,n=0,a=0,c=h.m_linearVelocity,g=h.m_angularVelocity,b=l.m_linearVeloci…
439 ….x*q;q=d.col1.y*o+d.col2.y*q;o=j;d=l.m_xf.R;n=this.m_localAnchor2.x-l.m_sweep.localCenter.x;a=this…
442 ….x*q;q=d.col1.y*o+d.col2.y*q;o=j;d=l.m_xf.R;n=this.m_localAnchor2.x-l.m_sweep.localCenter.x;a=this…
443 …l.m_linearVelocity.SetV(b);l.m_angularVelocity=e};N.prototype.SolvePositionConstraints=function(){…
444 …l.m_sweep.a-=l.m_invI*c;j.m_sweep.a+=j.m_invI*c;l.SynchronizeTransform();j.SynchronizeTransform()}…
445 …l.m_sweep.c.x-c;a=j.m_sweep.c.y+b-l.m_sweep.c.y-d;var e=n*n+a*a;h=Math.sqrt(e);q=l.m_invMass;var f…
446 …l.m_sweep.c.x-c;a=j.m_sweep.c.y+b-l.m_sweep.c.y-d}this.K1.col1.x=q+f;this.K1.col2.x=0;this.K1.col1…
447 a-d*n);j.m_sweep.c.x+=j.m_invMass*n;j.m_sweep.c.y+=j.m_invMass*a;j.m_sweep.a+=j.m_invI*(g*a-b*n);l.…
448 …ize=function(d,h,l){this.bodyA=d;this.bodyB=h;this.localAnchorA=this.bodyA.GetLocalPoint(l);this.l…  argument
450 …);this.m_mass=new K};aa.prototype.InitVelocityConstraints=function(d){var h,l=0,j=this.m_bodyA,o=t…
451 …l=h.col1.x*q+h.col2.x*n;n=h.col1.y*q+h.col2.y*n;q=l;h=o.m_xf.R;var a=this.m_localAnchorB.x-o.m_swe…
452 …l+q*q*g+a*a*b;this.m_mass.col3.y=q*g+a*b;this.m_mass.col1.z=this.m_mass.col3.x;this.m_mass.col2.z=…
453 …l=this.m_bodyA,j=this.m_bodyB,o=l.m_linearVelocity,q=l.m_angularVelocity,n=j.m_linearVelocity,a=j.…
454 ….x+t.z);l.m_angularVelocity=q;j.m_angularVelocity=a};aa.prototype.SolvePositionConstraints=functio…
455 …l.m_sweep.localCenter.x,q=this.m_localAnchorA.y-l.m_sweep.localCenter.y;h=d.col1.x*o+d.col2.x*q;q=…
456 …ass.col3.z=c+g;m=new A;this.m_mass.Solve33(m,-b,-e,-f);l.m_sweep.c.x-=d*m.x;l.m_sweep.c.y-=d*m.y;l…
457 j.m_sweep.a+=g*(n*m.y-a*m.x+m.z);l.SynchronizeTransform();j.SynchronizeTransform();return r<=F.b2_l…
458 …nction(d,h,l){this.bodyA=d;this.bodyB=h;this.localAnchorA.SetV(this.bodyA.GetLocalPoint(l));this.l…  argument