{"id":3169,"date":"2014-10-10T23:34:43","date_gmt":"2014-10-10T14:34:43","guid":{"rendered":"http:\/\/lepetit-prince.net\/ios\/?p=3169"},"modified":"2014-10-10T23:34:43","modified_gmt":"2014-10-10T14:34:43","slug":"%e3%82%b9%e3%83%aa%e3%83%b3%e3%82%b0%e3%82%b7%e3%83%a7%e3%83%83%e3%83%88","status":"publish","type":"post","link":"https:\/\/lepetit-prince.net\/ios\/?p=3169","title":{"rendered":"\u30b9\u30ea\u30f3\u30b0\u30b7\u30e7\u30c3\u30c8"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lh6.googleusercontent.com\/-M10mrVONQj0\/VDft93qPdqI\/AAAAAAAACxE\/lFQlR7hkvZo\/s288\/Screen%2520Shot%25202014-10-10%2520at%252011.30.49%2520PM.png\" width=\"288\" height=\"186\" alt=\"iPhone\u30b9\u30ea\u30f3\u30b0\u30b7\u30e7\u30c3\u30c8\" class=\"alignnone\" \/><br \/>\n<\/p>\n<p>\n\u5f15\u3063\u5f35\u3063\u3066\u30dc\u30fc\u30eb\u3092\u98db\u3070\u3059iPhone\u30a2\u30d7\u30ea\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u63cf\u3044\u3066\u307f\u307e\u3059\u3002\n<\/p>\n<p>\n<iframe loading=\"lazy\" width=\"467\" height=\"350\" src=\"https:\/\/www.youtube.com\/embed\/XMJWDBW6KSM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #d12f1b\"><span style=\"color: #78492a\">#import <\/span>&#8220;ViewController.h&#8221;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span style=\"color: #bb2ca2\">@import<\/span> SceneKit;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #4f8187\"><span style=\"color: #bb2ca2\">@interface<\/span><span style=\"color: #000000\"> <\/span>ViewController<span style=\"color: #000000\"> ()<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #bb2ca2\">@property<span style=\"color: #000000\"> (<\/span>nonatomic<span style=\"color: #000000\">, <\/span>weak<span style=\"color: #000000\">) <\/span><span style=\"color: #703daa\">SCNView<\/span><span style=\"color: #000000\"> *sceneView;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #bb2ca2\">@property<span style=\"color: #000000\"> (<\/span>nonatomic<span style=\"color: #000000\">, <\/span>weak<span style=\"color: #000000\">) <\/span><span style=\"color: #703daa\">SCNScene<\/span><span style=\"color: #000000\"> *scene;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #bb2ca2\">@end<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span style=\"color: #bb2ca2\">@implementation<\/span> ViewController<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)viewDidLoad {<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">super<\/span><span style=\"color: #000000\"> <\/span>viewDidLoad<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">view<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">backgroundColor<\/span><span style=\"color: #000000\"> = [<\/span><span style=\"color: #703daa\">UIColor<\/span><span style=\"color: #000000\"> <\/span>colorWithHue<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.3<\/span><span style=\"color: #000000\"> <\/span>saturation<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.3<\/span><span style=\"color: #000000\"> <\/span>brightness<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.7<\/span><span style=\"color: #000000\"> <\/span>alpha<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>setupScene<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>createGround<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>createBall<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>createSlingShot<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>createCamera<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #31595d\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\"> <\/span>createLight<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)setupScene<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">float<\/span> w = <span style=\"color: #3d1d81\">CGRectGetMaxX<\/span>(<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #703daa\">view<\/span>.<span style=\"color: #703daa\">bounds<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNView<\/span> *sceneView = [[<span style=\"color: #703daa\">SCNView<\/span> <span style=\"color: #3d1d81\">alloc<\/span>] <span style=\"color: #3d1d81\">initWithFrame<\/span>:<span style=\"color: #3d1d81\">CGRectMake<\/span>(<span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">0<\/span>, w, w)];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>sceneView.<\/span><span style=\"color: #703daa\">backgroundColor<\/span><span style=\"color: #000000\"> = [<\/span><span style=\"color: #703daa\">UIColor<\/span><span style=\"color: #000000\"> <\/span>colorWithHue<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.7<\/span><span style=\"color: #000000\"> <\/span>saturation<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.1<\/span><span style=\"color: #000000\"> <\/span>brightness<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\"> <\/span>alpha<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>sceneView.<\/span><span style=\"color: #703daa\">center<\/span><span style=\"color: #000000\"> = <\/span>CGPointMake<span style=\"color: #000000\">(<\/span>CGRectGetMidX<span style=\"color: #000000\">(<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">view<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">bounds<\/span><span style=\"color: #000000\">), <\/span>CGRectGetMidY<span style=\"color: #000000\">(<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">view<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">bounds<\/span><span style=\"color: #000000\">));<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>sceneView.<span style=\"color: #703daa\">scene<\/span> = [<span style=\"color: #703daa\">SCNScene<\/span> <span style=\"color: #3d1d81\">scene<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #703daa\">view<\/span> <span style=\"color: #3d1d81\">addSubview<\/span>:sceneView];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><span class=\"Apple-converted-space\">\u00a0\u00a0 \u00a0<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">scene<\/span> = sceneView.<span style=\"color: #703daa\">scene<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">sceneView<\/span> = sceneView;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)createSlingShot<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">UIColor<\/span><span style=\"color: #000000\"> *color = [<\/span><span style=\"color: #703daa\">UIColor<\/span><span style=\"color: #000000\"> <\/span>colorWithHue<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.4<\/span><span style=\"color: #000000\"> <\/span>saturation<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.6<\/span><span style=\"color: #000000\"> <\/span>brightness<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\"> <\/span>alpha<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">SCNCylinder<\/span><span style=\"color: #000000\"> *handle = [<\/span><span style=\"color: #703daa\">SCNCylinder<\/span><span style=\"color: #000000\"> <\/span>cylinderWithRadius<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.4<\/span><span style=\"color: #000000\"> <\/span>height<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">4<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>handle.<\/span>firstMaterial<span style=\"color: #000000\">.<\/span>diffuse<span style=\"color: #000000\">.<\/span>contents<span style=\"color: #000000\"> = color;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNNode<\/span> *handleNode = [<span style=\"color: #703daa\">SCNNode<\/span> <span style=\"color: #3d1d81\">nodeWithGeometry<\/span>:handle];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>handleNode.<span style=\"color: #703daa\">position<\/span> = <span style=\"color: #3d1d81\">SCNVector3Make<\/span>(<span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">0<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">scene<\/span>.<span style=\"color: #703daa\">rootNode<\/span> <span style=\"color: #3d1d81\">addChildNode<\/span>:handleNode];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><span class=\"Apple-converted-space\">\u00a0\u00a0 \u00a0<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">for<\/span> (<span style=\"color: #bb2ca2\">int<\/span> i=<span style=\"color: #272ad8\">0<\/span>; i&lt;<span style=\"color: #272ad8\">2<\/span>; i++) {<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">SCNCylinder<\/span><span style=\"color: #000000\"> *bar = [<\/span><span style=\"color: #703daa\">SCNCylinder<\/span><span style=\"color: #000000\"> <\/span>cylinderWithRadius<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.4<\/span><span style=\"color: #000000\"> <\/span>height<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">3<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span>bar.<\/span>firstMaterial<span style=\"color: #000000\">.<\/span>diffuse<span style=\"color: #000000\">.<\/span>contents<span style=\"color: #000000\"> = color;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNNode<\/span> *barNode = [<span style=\"color: #703daa\">SCNNode<\/span> <span style=\"color: #3d1d81\">nodeWithGeometry<\/span>:bar];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span><span style=\"color: #bb2ca2\">if<\/span> (i == <span style=\"color: #272ad8\">0<\/span>) {<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/span>barNode.<span style=\"color: #703daa\">transform<\/span> = <span style=\"color: #3d1d81\">SCNMatrix4Rotate<\/span>(barNode.<span style=\"color: #703daa\">transform<\/span>, <span style=\"color: #78492a\">M_PI<\/span>\/<span style=\"color: #272ad8\">4.0<\/span>, <span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">1<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/span>barNode.<span style=\"color: #703daa\">transform<\/span> = <span style=\"color: #3d1d81\">SCNMatrix4Translate<\/span>(barNode.<span style=\"color: #703daa\">transform<\/span>, &#8211;<span style=\"color: #272ad8\">1<\/span>, <span style=\"color: #272ad8\">2<\/span>, <span style=\"color: #272ad8\">0<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span>} <span style=\"color: #bb2ca2\">else<\/span> {<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/span>barNode.<span style=\"color: #703daa\">transform<\/span> = <span style=\"color: #3d1d81\">SCNMatrix4Rotate<\/span>(barNode.<span style=\"color: #703daa\">transform<\/span>, &#8211;<span style=\"color: #78492a\">M_PI<\/span>\/<span style=\"color: #272ad8\">4.0<\/span>, <span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">1<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/span>barNode.<span style=\"color: #703daa\">transform<\/span> = <span style=\"color: #3d1d81\">SCNMatrix4Translate<\/span>(barNode.<span style=\"color: #703daa\">transform<\/span>, <span style=\"color: #272ad8\">1<\/span>, <span style=\"color: #272ad8\">2<\/span>, <span style=\"color: #272ad8\">0<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span>}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 \u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">scene<\/span>.<span style=\"color: #703daa\">rootNode<\/span> <span style=\"color: #3d1d81\">addChildNode<\/span>:barNode];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)createGround<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">SCNTorus<\/span><span style=\"color: #000000\"> *torus = [<\/span><span style=\"color: #703daa\">SCNTorus<\/span><span style=\"color: #000000\"> <\/span>torusWithRingRadius<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">18<\/span><span style=\"color: #000000\"> <\/span>pipeRadius<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">8<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>torus.<\/span><span style=\"color: #703daa\">firstMaterial<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">diffuse<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">contents<\/span><span style=\"color: #000000\"> = [<\/span><span style=\"color: #703daa\">UIColor<\/span><span style=\"color: #000000\"> <\/span>colorWithHue<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.5<\/span><span style=\"color: #000000\"> <\/span>saturation<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.4<\/span><span style=\"color: #000000\"> <\/span>brightness<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\"> <\/span>alpha<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNNode<\/span> *ground = [<span style=\"color: #703daa\">SCNNode<\/span> <span style=\"color: #3d1d81\">nodeWithGeometry<\/span>:torus];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ground.<span style=\"color: #703daa\">name<\/span> = <span style=\"color: #d12f1b\">@&#8221;ground&#8221;<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ground.<span style=\"color: #703daa\">position<\/span> = <span style=\"color: #3d1d81\">SCNVector3Make<\/span>(<span style=\"color: #272ad8\">0<\/span>, &#8211;<span style=\"color: #272ad8\">10<\/span>, &#8211;<span style=\"color: #272ad8\">60<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ground.<\/span>physicsBody<span style=\"color: #000000\"> = [<\/span>SCNPhysicsBody<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">staticBody<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ground.<\/span>physicsBody<span style=\"color: #000000\">.<\/span>physicsShape<span style=\"color: #000000\"> = [<\/span>SCNPhysicsShape<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">shapeWithGeometry<\/span><span style=\"color: #000000\">:ground.<\/span>geometry<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">options<\/span><span style=\"color: #000000\">:<\/span><span style=\"color: #bb2ca2\">nil<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">scene<\/span>.<span style=\"color: #703daa\">rootNode<\/span> <span style=\"color: #3d1d81\">addChildNode<\/span>:ground];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)createBall<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNSphere<\/span> *ball = [<span style=\"color: #703daa\">SCNSphere<\/span> <span style=\"color: #3d1d81\">sphereWithRadius<\/span>:<span style=\"color: #272ad8\">1<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ball.<\/span><span style=\"color: #703daa\">firstMaterial<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">diffuse<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">contents<\/span><span style=\"color: #000000\"> = [<\/span><span style=\"color: #703daa\">UIColor<\/span><span style=\"color: #000000\"> <\/span>colorWithHue<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0<\/span><span style=\"color: #000000\"> <\/span>saturation<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">0.7<\/span><span style=\"color: #000000\"> <\/span>brightness<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\"> <\/span>alpha<span style=\"color: #000000\">:<\/span><span style=\"color: #272ad8\">1<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNNode<\/span> *ballNode = [<span style=\"color: #703daa\">SCNNode<\/span> <span style=\"color: #3d1d81\">nodeWithGeometry<\/span>:ball];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ballNode.<span style=\"color: #703daa\">name<\/span> = <span style=\"color: #d12f1b\">@&#8221;ball&#8221;<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ballNode.<span style=\"color: #703daa\">position<\/span> = <span style=\"color: #3d1d81\">SCNVector3Make<\/span>(<span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">4<\/span>, <span style=\"color: #272ad8\">0<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">scene<\/span>.<span style=\"color: #703daa\">rootNode<\/span> <span style=\"color: #3d1d81\">addChildNode<\/span>:ballNode];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)createCamera<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNNode<\/span> *camera = [<span style=\"color: #703daa\">SCNNode<\/span> <span style=\"color: #3d1d81\">node<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>camera.<span style=\"color: #703daa\">camera<\/span> = [<span style=\"color: #703daa\">SCNCamera<\/span> <span style=\"color: #3d1d81\">camera<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>camera.<span style=\"color: #703daa\">position<\/span> = <span style=\"color: #3d1d81\">SCNVector3Make<\/span>(<span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">20<\/span>, <span style=\"color: #272ad8\">20<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>camera.<\/span><span style=\"color: #703daa\">constraints<\/span><span style=\"color: #000000\"> = <\/span><span style=\"color: #272ad8\">@[<\/span><span style=\"color: #000000\">[<\/span><span style=\"color: #703daa\">SCNLookAtConstraint<\/span><span style=\"color: #000000\"> <\/span>lookAtConstraintWithTarget<span style=\"color: #000000\">:[<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #4f8187\">scene<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">rootNode<\/span><span style=\"color: #000000\"> <\/span>childNodeWithName<span style=\"color: #000000\">:<\/span><span style=\"color: #d12f1b\">@&#8221;ground&#8221;<\/span><span style=\"color: #000000\"> <\/span>recursively<span style=\"color: #000000\">:<\/span><span style=\"color: #bb2ca2\">NO<\/span><span style=\"color: #000000\">]]<\/span><span style=\"color: #272ad8\">]<\/span><span style=\"color: #000000\">;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">scene<\/span>.<span style=\"color: #703daa\">rootNode<\/span> <span style=\"color: #3d1d81\">addChildNode<\/span>:camera];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)createLight<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNLight<\/span> *light = [<span style=\"color: #703daa\">SCNLight<\/span> <span style=\"color: #3d1d81\">light<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>light.<\/span>type<span style=\"color: #000000\"> = <\/span>SCNLightTypeOmni<span style=\"color: #000000\">;<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNNode<\/span> *lightNode = [<span style=\"color: #703daa\">SCNNode<\/span> <span style=\"color: #3d1d81\">node<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>lightNode.<span style=\"color: #703daa\">light<\/span> = light;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>lightNode.<span style=\"color: #703daa\">position<\/span> = <span style=\"color: #3d1d81\">SCNVector3Make<\/span>(<span style=\"color: #272ad8\">0<\/span>, <span style=\"color: #272ad8\">10<\/span>, <span style=\"color: #272ad8\">50<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">scene<\/span>.<span style=\"color: #703daa\">rootNode<\/span> <span style=\"color: #3d1d81\">addChildNode<\/span>:lightNode];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)touchesBegan:(<span style=\"color: #703daa\">NSSet<\/span> *)touches withEvent:(<span style=\"color: #703daa\">UIEvent<\/span> *)event<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">SCNNode<\/span><span style=\"color: #000000\"> *ball = [<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #4f8187\">scene<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">rootNode<\/span><span style=\"color: #000000\"> <\/span>childNodeWithName<span style=\"color: #000000\">:<\/span><span style=\"color: #d12f1b\">@&#8221;ball&#8221;<\/span><span style=\"color: #000000\"> <\/span>recursively<span style=\"color: #000000\">:<\/span><span style=\"color: #bb2ca2\">NO<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ball.<span style=\"color: #703daa\">physicsBody<\/span> = <span style=\"color: #bb2ca2\">nil<\/span>;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)touchesMoved:(<span style=\"color: #703daa\">NSSet<\/span> *)touches withEvent:(<span style=\"color: #703daa\">UIEvent<\/span> *)event<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">CGPoint<\/span> p = [[touches <span style=\"color: #3d1d81\">anyObject<\/span>] <span style=\"color: #3d1d81\">locationInView<\/span>:<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">sceneView<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><span class=\"Apple-converted-space\">\u00a0\u00a0 \u00a0<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span>SCNVector3<span style=\"color: #000000\"> o = [<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #4f8187\">sceneView<\/span><span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">projectPoint<\/span><span style=\"color: #000000\">:<\/span>SCNVector3Zero<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNVector3<\/span> vector = [<span style=\"color: #bb2ca2\">self<\/span>.<span style=\"color: #4f8187\">sceneView<\/span> <span style=\"color: #3d1d81\">unprojectPoint<\/span>:<span style=\"color: #3d1d81\">SCNVector3Make<\/span>(p.<span style=\"color: #703daa\">x<\/span>, p.<span style=\"color: #703daa\">y<\/span>, o.<span style=\"color: #703daa\">z<\/span>)];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><span style=\"color: #703daa\">SCNVector3<\/span> newVector = <span style=\"color: #3d1d81\">SCNVector3Make<\/span>(vector.<span style=\"color: #703daa\">x<\/span>, vector.<span style=\"color: #703daa\">y<\/span>, o.<span style=\"color: #703daa\">z<\/span> &#8211; vector.<span style=\"color: #703daa\">y<\/span> + <span style=\"color: #272ad8\">1<\/span>);<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">SCNNode<\/span><span style=\"color: #000000\"> *ball = [<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #4f8187\">scene<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">rootNode<\/span><span style=\"color: #000000\"> <\/span>childNodeWithName<span style=\"color: #000000\">:<\/span><span style=\"color: #d12f1b\">@&#8221;ball&#8221;<\/span><span style=\"color: #000000\"> <\/span>recursively<span style=\"color: #000000\">:<\/span><span style=\"color: #bb2ca2\">NO<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ball.<span style=\"color: #703daa\">position<\/span> = newVector;<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)touchesEnded:(<span style=\"color: #703daa\">NSSet<\/span> *)touches withEvent:(<span style=\"color: #703daa\">UIEvent<\/span> *)event<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">{<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span><span style=\"color: #703daa\">SCNNode<\/span><span style=\"color: #000000\"> *ball = [<\/span><span style=\"color: #bb2ca2\">self<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #4f8187\">scene<\/span><span style=\"color: #000000\">.<\/span><span style=\"color: #703daa\">rootNode<\/span><span style=\"color: #000000\"> <\/span>childNodeWithName<span style=\"color: #000000\">:<\/span><span style=\"color: #d12f1b\">@&#8221;ball&#8221;<\/span><span style=\"color: #000000\"> <\/span>recursively<span style=\"color: #000000\">:<\/span><span style=\"color: #bb2ca2\">NO<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ball.<\/span>physicsBody<span style=\"color: #000000\"> = [<\/span>SCNPhysicsBody<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">dynamicBody<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #703daa\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>ball.<\/span>physicsBody<span style=\"color: #000000\">.<\/span>physicsShape<span style=\"color: #000000\"> = [<\/span>SCNPhysicsShape<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">shapeWithGeometry<\/span><span style=\"color: #000000\">:ball.<\/span>geometry<span style=\"color: #000000\"> <\/span><span style=\"color: #3d1d81\">options<\/span><span style=\"color: #000000\">:<\/span><span style=\"color: #bb2ca2\">nil<\/span><span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><span class=\"Apple-converted-space\">\u00a0\u00a0 \u00a0<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[ball.<span style=\"color: #703daa\">physicsBody<\/span> <span style=\"color: #3d1d81\">applyForce<\/span>:<span style=\"color: #3d1d81\">SCNVector3Make<\/span>(-<span style=\"color: #272ad8\">5.0<\/span> * ball.<span style=\"color: #703daa\">position<\/span>.<span style=\"color: #703daa\">x<\/span>, &#8211;<span style=\"color: #272ad8\">15.0<\/span> * ball.<span style=\"color: #703daa\">position<\/span>.<span style=\"color: #703daa\">y<\/span>, &#8211;<span style=\"color: #272ad8\">10.0<\/span> * ball.<span style=\"color: #703daa\">position<\/span>.<span style=\"color: #703daa\">z<\/span>) <span style=\"color: #3d1d81\">impulse<\/span>:<span style=\"color: #bb2ca2\">YES<\/span>];<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">&#8211; (<span style=\"color: #bb2ca2\">void<\/span>)didReceiveMemoryWarning {<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #3d1d81\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span>[<\/span><span style=\"color: #bb2ca2\">super<\/span><span style=\"color: #000000\"> <\/span>didReceiveMemoryWarning<span style=\"color: #000000\">];<\/span><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #008400\"><span style=\"color: #000000\"><span class=\"Apple-converted-space\">\u00a0 \u00a0 <\/span><\/span>\/\/ Dispose of any resources that can be recreated.<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo\">}<\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; min-height: 13.0px\"><\/p>\n<p style=\"margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #bb2ca2\">@end<\/p>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u3063\u5f35\u3063\u3066\u30dc\u30fc\u30eb\u3092\u98db\u3070\u3059iPhone\u30a2\u30d7\u30ea\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc&#8230;<\/p>\n","protected":false},"author":2,"featured_media":3171,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[125,24,119,126],"class_list":["post-3169","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ios","tag-ios8","tag-iphone","tag-objective-c","tag-scenekit"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/lepetit-prince.net\/ios\/wp-content\/uploads\/82b248769be6132c97194a35de334b29.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/posts\/3169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3169"}],"version-history":[{"count":1,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/posts\/3169\/revisions"}],"predecessor-version":[{"id":3170,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/posts\/3169\/revisions\/3170"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=\/wp\/v2\/media\/3171"}],"wp:attachment":[{"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3169"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3169"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lepetit-prince.net\/ios\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}