mage-engine

<!doctype html> <html lang="en"> <head> <title>Code coverage report for entities/animations/AnimationHandler.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <link rel="shortcut icon" type="image/x-icon" href="../../favicon.png" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1><a href="../../index.html">All files</a> / <a href="index.html">entities/animations</a> AnimationHandler.js</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 79.82% Statements 91/114 </div> <div class='fl pad1y space-right2'> 75% Branches 48/64 </div> <div class='fl pad1y space-right2'> 85.71% Functions 18/21 </div> <div class='fl pad1y space-right2'> 78.3% Lines 83/106 </div> </div> Press n or j to go to the next uncovered block, b, p or k for the previous block. <template id="filterTemplate"> <div class="quiet"> Filter: <input type="search" id="fileSearch"> </div> </template> </div> <div class='status-line medium'></div> <pre><table class="coverage"> <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a> <a name='L2'></a><a href='#L2'>2</a> <a name='L3'></a><a href='#L3'>3</a> <a name='L4'></a><a href='#L4'>4</a> <a name='L5'></a><a href='#L5'>5</a> <a name='L6'></a><a href='#L6'>6</a> <a name='L7'></a><a href='#L7'>7</a> <a name='L8'></a><a href='#L8'>8</a> <a name='L9'></a><a href='#L9'>9</a> <a name='L10'></a><a href='#L10'>10</a> <a name='L11'></a><a href='#L11'>11</a> <a name='L12'></a><a href='#L12'>12</a> <a name='L13'></a><a href='#L13'>13</a> <a name='L14'></a><a href='#L14'>14</a> <a name='L15'></a><a href='#L15'>15</a> <a name='L16'></a><a href='#L16'>16</a> <a name='L17'></a><a href='#L17'>17</a> <a name='L18'></a><a href='#L18'>18</a> <a name='L19'></a><a href='#L19'>19</a> <a name='L20'></a><a href='#L20'>20</a> <a name='L21'></a><a href='#L21'>21</a> <a name='L22'></a><a href='#L22'>22</a> <a name='L23'></a><a href='#L23'>23</a> <a name='L24'></a><a href='#L24'>24</a> <a name='L25'></a><a href='#L25'>25</a> <a name='L26'></a><a href='#L26'>26</a> <a name='L27'></a><a href='#L27'>27</a> <a name='L28'></a><a href='#L28'>28</a> <a name='L29'></a><a href='#L29'>29</a> <a name='L30'></a><a href='#L30'>30</a> <a name='L31'></a><a href='#L31'>31</a> <a name='L32'></a><a href='#L32'>32</a> <a name='L33'></a><a href='#L33'>33</a> <a name='L34'></a><a href='#L34'>34</a> <a name='L35'></a><a href='#L35'>35</a> <a name='L36'></a><a href='#L36'>36</a> <a name='L37'></a><a href='#L37'>37</a> <a name='L38'></a><a href='#L38'>38</a> <a name='L39'></a><a href='#L39'>39</a> <a name='L40'></a><a href='#L40'>40</a> <a name='L41'></a><a href='#L41'>41</a> <a name='L42'></a><a href='#L42'>42</a> <a name='L43'></a><a href='#L43'>43</a> <a name='L44'></a><a href='#L44'>44</a> <a name='L45'></a><a href='#L45'>45</a> <a name='L46'></a><a href='#L46'>46</a> <a name='L47'></a><a href='#L47'>47</a> <a name='L48'></a><a href='#L48'>48</a> <a name='L49'></a><a href='#L49'>49</a> <a name='L50'></a><a href='#L50'>50</a> <a name='L51'></a><a href='#L51'>51</a> <a name='L52'></a><a href='#L52'>52</a> <a name='L53'></a><a href='#L53'>53</a> <a name='L54'></a><a href='#L54'>54</a> <a name='L55'></a><a href='#L55'>55</a> <a name='L56'></a><a href='#L56'>56</a> <a name='L57'></a><a href='#L57'>57</a> <a name='L58'></a><a href='#L58'>58</a> <a name='L59'></a><a href='#L59'>59</a> <a name='L60'></a><a href='#L60'>60</a> <a name='L61'></a><a href='#L61'>61</a> <a name='L62'></a><a href='#L62'>62</a> <a name='L63'></a><a href='#L63'>63</a> <a name='L64'></a><a href='#L64'>64</a> <a name='L65'></a><a href='#L65'>65</a> <a name='L66'></a><a href='#L66'>66</a> <a name='L67'></a><a href='#L67'>67</a> <a name='L68'></a><a href='#L68'>68</a> <a name='L69'></a><a href='#L69'>69</a> <a name='L70'></a><a href='#L70'>70</a> <a name='L71'></a><a href='#L71'>71</a> <a name='L72'></a><a href='#L72'>72</a> <a name='L73'></a><a href='#L73'>73</a> <a name='L74'></a><a href='#L74'>74</a> <a name='L75'></a><a href='#L75'>75</a> <a name='L76'></a><a href='#L76'>76</a> <a name='L77'></a><a href='#L77'>77</a> <a name='L78'></a><a href='#L78'>78</a> <a name='L79'></a><a href='#L79'>79</a> <a name='L80'></a><a href='#L80'>80</a> <a name='L81'></a><a href='#L81'>81</a> <a name='L82'></a><a href='#L82'>82</a> <a name='L83'></a><a href='#L83'>83</a> <a name='L84'></a><a href='#L84'>84</a> <a name='L85'></a><a href='#L85'>85</a> <a name='L86'></a><a href='#L86'>86</a> <a name='L87'></a><a href='#L87'>87</a> <a name='L88'></a><a href='#L88'>88</a> <a name='L89'></a><a href='#L89'>89</a> <a name='L90'></a><a href='#L90'>90</a> <a name='L91'></a><a href='#L91'>91</a> <a name='L92'></a><a href='#L92'>92</a> <a name='L93'></a><a href='#L93'>93</a> <a name='L94'></a><a href='#L94'>94</a> <a name='L95'></a><a href='#L95'>95</a> <a name='L96'></a><a href='#L96'>96</a> <a name='L97'></a><a href='#L97'>97</a> <a name='L98'></a><a href='#L98'>98</a> <a name='L99'></a><a href='#L99'>99</a> <a name='L100'></a><a href='#L100'>100</a> <a name='L101'></a><a href='#L101'>101</a> <a name='L102'></a><a href='#L102'>102</a> <a name='L103'></a><a href='#L103'>103</a> <a name='L104'></a><a href='#L104'>104</a> <a name='L105'></a><a href='#L105'>105</a> <a name='L106'></a><a href='#L106'>106</a> <a name='L107'></a><a href='#L107'>107</a> <a name='L108'></a><a href='#L108'>108</a> <a name='L109'></a><a href='#L109'>109</a> <a name='L110'></a><a href='#L110'>110</a> <a name='L111'></a><a href='#L111'>111</a> <a name='L112'></a><a href='#L112'>112</a> <a name='L113'></a><a href='#L113'>113</a> <a name='L114'></a><a href='#L114'>114</a> <a name='L115'></a><a href='#L115'>115</a> <a name='L116'></a><a href='#L116'>116</a> <a name='L117'></a><a href='#L117'>117</a> <a name='L118'></a><a href='#L118'>118</a> <a name='L119'></a><a href='#L119'>119</a> <a name='L120'></a><a href='#L120'>120</a> <a name='L121'></a><a href='#L121'>121</a> <a name='L122'></a><a href='#L122'>122</a> <a name='L123'></a><a href='#L123'>123</a> <a name='L124'></a><a href='#L124'>124</a> <a name='L125'></a><a href='#L125'>125</a> <a name='L126'></a><a href='#L126'>126</a> <a name='L127'></a><a href='#L127'>127</a> <a name='L128'></a><a href='#L128'>128</a> <a name='L129'></a><a href='#L129'>129</a> <a name='L130'></a><a href='#L130'>130</a> <a name='L131'></a><a href='#L131'>131</a> <a name='L132'></a><a href='#L132'>132</a> <a name='L133'></a><a href='#L133'>133</a> <a name='L134'></a><a href='#L134'>134</a> <a name='L135'></a><a href='#L135'>135</a> <a name='L136'></a><a href='#L136'>136</a> <a name='L137'></a><a href='#L137'>137</a> <a name='L138'></a><a href='#L138'>138</a> <a name='L139'></a><a href='#L139'>139</a> <a name='L140'></a><a href='#L140'>140</a> <a name='L141'></a><a href='#L141'>141</a> <a name='L142'></a><a href='#L142'>142</a> <a name='L143'></a><a href='#L143'>143</a> <a name='L144'></a><a href='#L144'>144</a> <a name='L145'></a><a href='#L145'>145</a> <a name='L146'></a><a href='#L146'>146</a> <a name='L147'></a><a href='#L147'>147</a> <a name='L148'></a><a href='#L148'>148</a> <a name='L149'></a><a href='#L149'>149</a> <a name='L150'></a><a href='#L150'>150</a> <a name='L151'></a><a href='#L151'>151</a> <a name='L152'></a><a href='#L152'>152</a> <a name='L153'></a><a href='#L153'>153</a> <a name='L154'></a><a href='#L154'>154</a> <a name='L155'></a><a href='#L155'>155</a> <a name='L156'></a><a href='#L156'>156</a> <a name='L157'></a><a href='#L157'>157</a> <a name='L158'></a><a href='#L158'>158</a> <a name='L159'></a><a href='#L159'>159</a> <a name='L160'></a><a href='#L160'>160</a> <a name='L161'></a><a href='#L161'>161</a> <a name='L162'></a><a href='#L162'>162</a> <a name='L163'></a><a href='#L163'>163</a> <a name='L164'></a><a href='#L164'>164</a> <a name='L165'></a><a href='#L165'>165</a> <a name='L166'></a><a href='#L166'>166</a> <a name='L167'></a><a href='#L167'>167</a> <a name='L168'></a><a href='#L168'>168</a> <a name='L169'></a><a href='#L169'>169</a> <a name='L170'></a><a href='#L170'>170</a> <a name='L171'></a><a href='#L171'>171</a> <a name='L172'></a><a href='#L172'>172</a> <a name='L173'></a><a href='#L173'>173</a> <a name='L174'></a><a href='#L174'>174</a> <a name='L175'></a><a href='#L175'>175</a> <a name='L176'></a><a href='#L176'>176</a> <a name='L177'></a><a href='#L177'>177</a> <a name='L178'></a><a href='#L178'>178</a> <a name='L179'></a><a href='#L179'>179</a> <a name='L180'></a><a href='#L180'>180</a> <a name='L181'></a><a href='#L181'>181</a> <a name='L182'></a><a href='#L182'>182</a> <a name='L183'></a><a href='#L183'>183</a> <a name='L184'></a><a href='#L184'>184</a> <a name='L185'></a><a href='#L185'>185</a> <a name='L186'></a><a href='#L186'>186</a> <a name='L187'></a><a href='#L187'>187</a> <a name='L188'></a><a href='#L188'>188</a> <a name='L189'></a><a href='#L189'>189</a> <a name='L190'></a><a href='#L190'>190</a> <a name='L191'></a><a href='#L191'>191</a> <a name='L192'></a><a href='#L192'>192</a> <a name='L193'></a><a href='#L193'>193</a> <a name='L194'></a><a href='#L194'>194</a> <a name='L195'></a><a href='#L195'>195</a> <a name='L196'></a><a href='#L196'>196</a> <a name='L197'></a><a href='#L197'>197</a> <a name='L198'></a><a href='#L198'>198</a> <a name='L199'></a><a href='#L199'>199</a> <a name='L200'></a><a href='#L200'>200</a> <a name='L201'></a><a href='#L201'>201</a> <a name='L202'></a><a href='#L202'>202</a> <a name='L203'></a><a href='#L203'>203</a> <a name='L204'></a><a href='#L204'>204</a> <a name='L205'></a><a href='#L205'>205</a> <a name='L206'></a><a href='#L206'>206</a> <a name='L207'></a><a href='#L207'>207</a> <a name='L208'></a><a href='#L208'>208</a> <a name='L209'></a><a href='#L209'>209</a> <a name='L210'></a><a href='#L210'>210</a> <a name='L211'></a><a href='#L211'>211</a> <a name='L212'></a><a href='#L212'>212</a> <a name='L213'></a><a href='#L213'>213</a> <a name='L214'></a><a href='#L214'>214</a> <a name='L215'></a><a href='#L215'>215</a> <a name='L216'></a><a href='#L216'>216</a> <a name='L217'></a><a href='#L217'>217</a> <a name='L218'></a><a href='#L218'>218</a> <a name='L219'></a><a href='#L219'>219</a> <a name='L220'></a><a href='#L220'>220</a> <a name='L221'></a><a href='#L221'>221</a> <a name='L222'></a><a href='#L222'>222</a> <a name='L223'></a><a href='#L223'>223</a> <a name='L224'></a><a href='#L224'>224</a> <a name='L225'></a><a href='#L225'>225</a> <a name='L226'></a><a href='#L226'>226</a> <a name='L227'></a><a href='#L227'>227</a> <a name='L228'></a><a href='#L228'>228</a> <a name='L229'></a><a href='#L229'>229</a> <a name='L230'></a><a href='#L230'>230</a> <a name='L231'></a><a href='#L231'>231</a> <a name='L232'></a><a href='#L232'>232</a> <a name='L233'></a><a href='#L233'>233</a> <a name='L234'></a><a href='#L234'>234</a> <a name='L235'></a><a href='#L235'>235</a> <a name='L236'></a><a href='#L236'>236</a> <a name='L237'></a><a href='#L237'>237</a> <a name='L238'></a><a href='#L238'>238</a> <a name='L239'></a><a href='#L239'>239</a> <a name='L240'></a><a href='#L240'>240</a> <a name='L241'></a><a href='#L241'>241</a> <a name='L242'></a><a href='#L242'>242</a> <a name='L243'></a><a href='#L243'>243</a> <a name='L244'></a><a href='#L244'>244</a> <a name='L245'></a><a href='#L245'>245</a> <a name='L246'></a><a href='#L246'>246</a> <a name='L247'></a><a href='#L247'>247</a> <a name='L248'></a><a href='#L248'>248</a> <a name='L249'></a><a href='#L249'>249</a> <a name='L250'></a><a href='#L250'>250</a> <a name='L251'></a><a href='#L251'>251</a> <a name='L252'></a><a href='#L252'>252</a> <a name='L253'></a><a href='#L253'>253</a> <a name='L254'></a><a href='#L254'>254</a> <a name='L255'></a><a href='#L255'>255</a> <a name='L256'></a><a href='#L256'>256</a> <a name='L257'></a><a href='#L257'>257</a> <a name='L258'></a><a href='#L258'>258</a> <a name='L259'></a><a href='#L259'>259</a> <a name='L260'></a><a href='#L260'>260</a> <a name='L261'></a><a href='#L261'>261</a> <a name='L262'></a><a href='#L262'>262</a> <a name='L263'></a><a href='#L263'>263</a> <a name='L264'></a><a href='#L264'>264</a> <a name='L265'></a><a href='#L265'>265</a> <a name='L266'></a><a href='#L266'>266</a> <a name='L267'></a><a href='#L267'>267</a> <a name='L268'></a><a href='#L268'>268</a> <a name='L269'></a><a href='#L269'>269</a> <a name='L270'></a><a href='#L270'>270</a> <a name='L271'></a><a href='#L271'>271</a> <a name='L272'></a><a href='#L272'>272</a> <a name='L273'></a><a href='#L273'>273</a> <a name='L274'></a><a href='#L274'>274</a> <a name='L275'></a><a href='#L275'>275</a> <a name='L276'></a><a href='#L276'>276</a> <a name='L277'></a><a href='#L277'>277</a> <a name='L278'></a><a href='#L278'>278</a> <a name='L279'></a><a href='#L279'>279</a> <a name='L280'></a><a href='#L280'>280</a> <a name='L281'></a><a href='#L281'>281</a> <a name='L282'></a><a href='#L282'>282</a> <a name='L283'></a><a href='#L283'>283</a> <a name='L284'></a><a href='#L284'>284</a> <a name='L285'></a><a href='#L285'>285</a> <a name='L286'></a><a href='#L286'>286</a> <a name='L287'></a><a href='#L287'>287</a> <a name='L288'></a><a href='#L288'>288</a> <a name='L289'></a><a href='#L289'>289</a> <a name='L290'></a><a href='#L290'>290</a> <a name='L291'></a><a href='#L291'>291</a> <a name='L292'></a><a href='#L292'>292</a> <a name='L293'></a><a href='#L293'>293</a> <a name='L294'></a><a href='#L294'>294</a> <a name='L295'></a><a href='#L295'>295</a> <a name='L296'></a><a href='#L296'>296</a> <a name='L297'></a><a href='#L297'>297</a> <a name='L298'></a><a href='#L298'>298</a> <a name='L299'></a><a href='#L299'>299</a> <a name='L300'></a><a href='#L300'>300</a> <a name='L301'></a><a href='#L301'>301</a> <a name='L302'></a><a href='#L302'>302</a> <a name='L303'></a><a href='#L303'>303</a> <a name='L304'></a><a href='#L304'>304</a> <a name='L305'></a><a href='#L305'>305</a> <a name='L306'></a><a href='#L306'>306</a> <a name='L307'></a><a href='#L307'>307</a> <a name='L308'></a><a href='#L308'>308</a></td><td class="line-coverage quiet">        1x         45x 45x 45x 45x 45x 45x 45x       45x 45x     90x                     39x 24x 15x 13x     39x       3x       2x 2x       3x 1x     3x                 3x 3x   2x 2x     2x     2x 2x 1x 1x                             10x 10x 1x 1x                 9x   9x   9x 1x   8x 8x 8x   8x           8x       8x 8x                           4x 4x 1x 1x                 3x   3x 3x   3x       3x 3x   3x           3x       3x   3x 2x         2x 2x       3x                                                           1x 1x                                                       1x 1x                       2x 2x   1x 1x                 2x 2x   1x 1x                 2x 2x   1x 1x                 5x 5x       1x    </td><td class="text"><pre class="prettyprint lang-js">import { AnimationMixer, AnimationClip, LoopRepeat, LoopOnce, EventDispatcher } from 'three'; import { ENTITY_EVENTS } from '../constants'; import { ANIMATION_NOT_FOUND } from '../../lib/messages';   const DEFAULT_BLEND_DURATION = 0.3;   export default class AnimationHandler extends EventDispatcher {   constructor(mesh, animations = []) { super(); this.mixer = new AnimationMixer(mesh); this.animations = animations; this.isPlaying = false; this.currentAction = null; this.activeActions = new Map(); // Track multiple active actions for layered blending this.addEventsListeners(); }   addEventsListeners() { this.mixer.addEventListener('loop', this.getAnimationEventHandler(ENTITY_EVENTS.ANIMATION.LOOP)); this.mixer.addEventListener('finished', this.getAnimationEventHandler(ENTITY_EVENTS.ANIMATION.FINISHED)); }   getAnimationEventHandler = (type) => ({ action, direction }) => { this.dispatchEvent({ type, action, direction }) }   getAction(id) { let action;   if (typeof id === 'number') { action = this.animations[id]; } else if (typeof id === 'string') { action = AnimationClip.findByName(this.animations, id); }   return action; }   getAvailableAnimations() { return this.animations.map(({ name }) => name); }   stopAll() { this.mixer.stopAllAction(); this.isPlaying = false; }   stopCurrentAnimation() { if (this.currentAction) { this.currentAction.stop(); }   this.isPlaying = false; }   /** * Stop a specific animation by name/index with optional fade out * @param {string|number} id - Animation name or index * @param {number} fadeOutDuration - Duration to fade out (0 for immediate stop) */ stopAnimation(id, fadeOutDuration = 0) { const clip = this.getAction(id); if (!clip) return;   const action = this.mixer.clipAction(clip); Iif (fadeOutDuration > 0) { action.fadeOut(fadeOutDuration); } else { action.stop(); }   this.activeActions.delete(id); if (this.currentAction === action) { this.currentAction = null; this.isPlaying = false; } }   /** * Play an animation with optional blending from current animation * @param {string|number} id - Animation name or index * @param {Object} options - Playback options * @param {number} options.loop - Loop mode (LoopRepeat, LoopOnce, etc.) * @param {number} options.blendDuration - Duration to blend from previous animation * @param {number} options.timeScale - Playback speed (1 = normal, 2 = double speed) * @param {number} options.weight - Animation weight for layered blending (0-1) * @param {boolean} options.clampWhenFinished - Keep last frame when finished (for LoopOnce) */ playAnimation(id, options = {}) { const clip = this.getAction(id); if (!clip) { console.warn(ANIMATION_NOT_FOUND); return null; }   const { loop = LoopRepeat, blendDuration = DEFAULT_BLEND_DURATION, timeScale = 1, weight = 1, clampWhenFinished = true } = options;   this.isPlaying = true;   if (this.currentAction) { return this.crossFadeTo(id, { ...options, blendDuration }); } else { const action = this.mixer.clipAction(clip); this.currentAction = action; this.activeActions.set(id, action);   action .reset() .setLoop(loop) .setEffectiveTimeScale(timeScale) .setEffectiveWeight(weight);   Iif (loop === LoopOnce) { action.clampWhenFinished = clampWhenFinished; }   action.play(); return action; } }   /** * Crossfade from current animation to a new animation * @param {string|number} id - Target animation name or index * @param {Object} options - Blend options * @param {number} options.blendDuration - Duration of the crossfade * @param {number} options.loop - Loop mode for the new animation * @param {number} options.timeScale - Playback speed * @param {boolean} options.warp - Whether to warp time scales during blend */ crossFadeTo(id, options = {}) { const clip = this.getAction(id); if (!clip) { console.warn(ANIMATION_NOT_FOUND); return null; }   const { blendDuration = DEFAULT_BLEND_DURATION, loop = LoopRepeat, timeScale = 1, warp = false, clampWhenFinished = true } = options;   const previousAction = this.currentAction; const newAction = this.mixer.clipAction(clip);   Iif (previousAction === newAction) { return newAction; // Already playing this animation }   this.currentAction = newAction; this.activeActions.set(id, newAction);   newAction .reset() .setLoop(loop) .setEffectiveTimeScale(timeScale) .setEffectiveWeight(1);   Iif (loop === LoopOnce) { newAction.clampWhenFinished = clampWhenFinished; }   newAction.play();   if (previousAction) { Iif (warp) { // Synchronize time scales during crossfade previousAction.crossFadeTo(newAction, blendDuration, true); } else { // Standard crossfade previousAction.fadeOut(blendDuration); newAction.fadeIn(blendDuration); } }   return newAction; }   /** * Legacy method - kept for backwards compatibility */ fadeToAnimation(action, { duration = DEFAULT_BLEND_DURATION, loop = LoopRepeat } = {}) { const previousAction = this.currentAction; this.currentAction = this.mixer.clipAction(action);   if (previousAction && previousAction !== this.currentAction) { previousAction.fadeOut(duration); }   this.currentAction .reset() .setEffectiveTimeScale(1) .setEffectiveWeight(1) .fadeIn(duration) .setLoop(loop) .play(); }   /** * Set the weight of an animation for layered blending * @param {string|number} id - Animation name or index * @param {number} weight - Weight value (0-1) * @param {number} fadeDuration - Optional fade duration to reach target weight */ setAnimationWeight(id, weight, fadeDuration = 0) { const clip = this.getAction(id); Eif (!clip) return;   const action = this.mixer.clipAction(clip);   if (fadeDuration > 0) { // Gradually change weight const startWeight = action.getEffectiveWeight(); const startTime = this.mixer.time;   const updateWeight = () => { const elapsed = this.mixer.time - startTime; const t = Math.min(elapsed / fadeDuration, 1); action.setEffectiveWeight(startWeight + (weight - startWeight) * t); };   // This will be called in the update loop action._weightUpdateFn = updateWeight; } else { action.setEffectiveWeight(weight); } }   /** * Set the time scale (speed) of an animation * @param {string|number} id - Animation name or index * @param {number} timeScale - Speed multiplier (1 = normal) */ setAnimationTimeScale(id, timeScale) { const clip = this.getAction(id); Eif (!clip) return;   const action = this.mixer.clipAction(clip); action.setEffectiveTimeScale(timeScale); }   /** * Get the current time of an animation * @param {string|number} id - Animation name or index * @returns {number} Current time in seconds */ getAnimationTime(id) { const clip = this.getAction(id); if (!clip) return 0;   const action = this.mixer.clipAction(clip); return action.time; }   /** * Set the current time of an animation * @param {string|number} id - Animation name or index * @param {number} time - Time in seconds */ setAnimationTime(id, time) { const clip = this.getAction(id); if (!clip) return;   const action = this.mixer.clipAction(clip); action.time = time; }   /** * Check if a specific animation is currently playing * @param {string|number} id - Animation name or index * @returns {boolean} */ isAnimationPlaying(id) { const clip = this.getAction(id); if (!clip) return false;   const action = this.mixer.clipAction(clip); return action.isRunning(); }   /** * Get the duration of an animation clip * @param {string|number} id - Animation name or index * @returns {number} Duration in seconds */ getAnimationDuration(id) { const clip = this.getAction(id); return clip ? clip.duration : 0; }   update(dt) { this.mixer.update(dt); } }</pre></td></tr></table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a> at 2026-03-02T17:28:15.675Z </div> <script src="../../prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="../../sorter.js"></script> <script src="../../block-navigation.js"></script> </body> </html>