2012-10-12 07:57:13 +08:00
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//
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// Chipmunk defines
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//
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cp.v = cc.p;
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cp._v = cc._p;
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cp.vzero = cp.v(0,0);
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// Vector: Compatibility with Chipmunk-JS
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cp.v.add = cp.vadd;
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cp.v.clamp = cp.vclamp;
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cp.v.cross = cp.vcross;
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cp.v.dist = cp.vdist;
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cp.v.distsq = cp.vdistsq;
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cp.v.dot = cp.vdot;
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cp.v.eql = cp.veql;
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cp.v.forangle = cp.vforangle;
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cp.v.len = cp.vlength;
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cp.v.lengthsq = cp.vlengthsq;
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cp.v.lerp = cp.vlerp;
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cp.v.lerpconst = cp.vlerpconst;
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cp.v.mult = cp.vmult;
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cp.v.near = cp.vnear;
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cp.v.neg = cp.vneg;
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cp.v.normalize = cp.vnormalize;
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cp.v.normalize_safe = cp.vnormalize_safe;
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cp.v.perp = cp.vperp;
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cp.v.project = cp.vproject;
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cp.v.rotate = cp.vrotate;
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cp.v.rperp = cp.vrperp;
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cp.v.slerp = cp.vslerp;
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cp.v.slerpconst = cp.vslerpconst;
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cp.v.sub = cp.vsub;
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cp.v.toangle = cp.vtoangle;
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cp.v.unrotate = cp.vunrotate;
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/// Initialize an offset box shaped polygon shape.
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cp.BoxShape2 = function(body, box)
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{
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var verts = [
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box.l, box.b,
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box.l, box.t,
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box.r, box.t,
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box.r, box.b
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];
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2012-11-22 18:46:30 +08:00
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2012-10-12 07:57:13 +08:00
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return new cp.PolyShape(body, verts, cp.vzero);
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};
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/// Initialize a box shaped polygon shape.
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cp.BoxShape = function(body, width, height)
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{
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var hw = width/2;
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var hh = height/2;
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2012-11-22 18:46:30 +08:00
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2012-10-12 07:57:13 +08:00
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return cp.BoxShape2(body, new cp.BB(-hw, -hh, hw, hh));
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};
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/// Initialize an static body
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2012-11-22 18:46:30 +08:00
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cp.StaticBody = function()
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2012-10-12 07:57:13 +08:00
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{
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return new cp.Body(Infinity, Infinity);
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};
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// "Bounding Box" compatibility with Chipmunk-JS
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cp.BB = function(l, b, r, t)
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{
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return {l:l, b:b, r:r, t:t};
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};
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// helper function to create a BB
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cp.bb = function(l, b, r, t) {
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return new cp.BB(l, b, r, t);
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};
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//
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// Some properties
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//
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// "handle" needed in some cases
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Object.defineProperties(cp.Base.prototype,
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{
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"handle" : {
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get : function(){
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return this.getHandle();
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},
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enumerable : true,
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configurable : true
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}
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});
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// Properties, for Chipmunk-JS compatibility
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// Space properties
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Object.defineProperties(cp.Space.prototype,
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{
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"gravity" : {
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get : function(){
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return this.getGravity();
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},
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set : function(newValue){
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this.setGravity(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"iterations" : {
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get : function(){
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return this.getIterations();
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},
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set : function(newValue){
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this.setIterations(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"damping" : {
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get : function(){
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return this.getDamping();
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},
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set : function(newValue){
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this.setDamping(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"staticBody" : {
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get : function(){
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return this.getStaticBody();
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},
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enumerable : true,
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configurable : true
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},
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"idleSpeedThreshold" : {
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get : function(){
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return this.getIdleSpeedThreshold();
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},
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set : function(newValue){
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this.setIdleSpeedThreshold(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"sleepTimeThreshold": {
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get : function(){
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return this.getSleepTimeThreshold();
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},
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set : function(newValue){
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this.setSleepTimeThreshold(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"collisionSlop": {
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get : function(){
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return this.getCollisionSlop();
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},
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set : function(newValue){
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this.setCollisionSlop(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"collisionBias": {
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get : function(){
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return this.getCollisionBias();
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},
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set : function(newValue){
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this.setCollisionBias(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"collisionPersistence": {
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get : function(){
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return this.getCollisionPersistence();
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},
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set : function(newValue){
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this.setCollisionPersistence(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"enableContactGraph": {
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get : function(){
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return this.getEnableContactGraph();
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},
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set : function(newValue){
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this.setEnableContactGraph(newValue);
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},
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enumerable : true,
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configurable : true
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}
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});
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// Body properties
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Object.defineProperties(cp.Body.prototype,
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{
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"a" : {
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get : function(){
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return this.getAngle();
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},
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set : function(newValue){
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this.setAngle(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"w" : {
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get : function(){
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return this.getAngVel();
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},
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set : function(newValue){
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this.setAngVel(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"p" : {
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get : function(){
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return this.getPos();
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},
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set : function(newValue){
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this.setPos(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"v" : {
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get : function(){
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return this.getVel();
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},
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set : function(newValue){
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this.setVel(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"i" : {
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get : function(){
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return this.getMoment();
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},
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set : function(newValue){
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this.setMoment(newValue);
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},
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enumerable : true,
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configurable : true
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}
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});
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2012-11-22 18:46:30 +08:00
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// Shape properties
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Object.defineProperties(cp.Shape.prototype,
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{
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"body" : {
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get : function(){
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return this.getBody();
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},
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set : function(newValue){
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this.setBody(newValue);
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},
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enumerable : true,
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configurable : true
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},
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"collision_type" : {
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get : function(){
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return this.getCollisionType();
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},
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enumerable : true,
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configurable : true
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}
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});
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