365 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
			
		
		
	
	
			365 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
| 
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| <!doctype html>
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| <html lang="en">
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| 
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| <head>
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|     <title>Code coverage report for interlace.js</title>
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|     <meta charset="utf-8" />
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|     <link rel="stylesheet" href="prettify.css" />
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|     <link rel="stylesheet" href="base.css" />
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| </head>
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|     
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| <body>
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| <div class='wrapper'>
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|     <div class='pad1'>
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|         <h1><a href="index.html">All files</a> interlace.js</h1>
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|         <div class='clearfix'>
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|             
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|             <div class='fl pad1y space-right2'>
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|                 <span class="strong">100% </span>
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|                 <span class="quiet">Statements</span>
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|                 <span class='fraction'>32/32</span>
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|             </div>
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|         
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|             
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|             <div class='fl pad1y space-right2'>
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|                 <span class="strong">100% </span>
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|                 <span class="quiet">Branches</span>
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|                 <span class='fraction'>8/8</span>
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|             </div>
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|         
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|             
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|             <div class='fl pad1y space-right2'>
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|                 <span class="strong">100% </span>
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|                 <span class="quiet">Functions</span>
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|                 <span class='fraction'>3/3</span>
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|             </div>
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|         
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|             
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|             <div class='fl pad1y space-right2'>
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|                 <span class="strong">100% </span>
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|                 <span class="quiet">Lines</span>
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|                 <span class='fraction'>29/29</span>
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|             </div>
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|         
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|             
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|         </div>
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|         <p class="quiet">
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|             Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
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|         </p>
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|     </div>
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|     <div class='status-line high'></div>
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|     <pre><table class="coverage">
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| <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a>
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| <a name='L2'></a><a href='#L2'>2</a>
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| <a name='L3'></a><a href='#L3'>3</a>
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| <a name='L4'></a><a href='#L4'>4</a>
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| <a name='L5'></a><a href='#L5'>5</a>
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| <a name='L6'></a><a href='#L6'>6</a>
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| <a name='L7'></a><a href='#L7'>7</a>
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| <a name='L8'></a><a href='#L8'>8</a>
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| <a name='L9'></a><a href='#L9'>9</a>
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| <a name='L10'></a><a href='#L10'>10</a>
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| <a name='L11'></a><a href='#L11'>11</a>
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| <a name='L12'></a><a href='#L12'>12</a>
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| <a name='L13'></a><a href='#L13'>13</a>
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| <a name='L14'></a><a href='#L14'>14</a>
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| <a name='L15'></a><a href='#L15'>15</a>
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| <a name='L16'></a><a href='#L16'>16</a>
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| <a name='L17'></a><a href='#L17'>17</a>
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| <a name='L18'></a><a href='#L18'>18</a>
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| <a name='L19'></a><a href='#L19'>19</a>
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| <a name='L20'></a><a href='#L20'>20</a>
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| <a name='L21'></a><a href='#L21'>21</a>
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| <a name='L22'></a><a href='#L22'>22</a>
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| <a name='L23'></a><a href='#L23'>23</a>
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| <a name='L24'></a><a href='#L24'>24</a>
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| <a name='L25'></a><a href='#L25'>25</a>
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| <a name='L26'></a><a href='#L26'>26</a>
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| <a name='L27'></a><a href='#L27'>27</a>
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| <a name='L28'></a><a href='#L28'>28</a>
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| <a name='L29'></a><a href='#L29'>29</a>
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| <a name='L30'></a><a href='#L30'>30</a>
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| <a name='L31'></a><a href='#L31'>31</a>
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| <a name='L32'></a><a href='#L32'>32</a>
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| <a name='L33'></a><a href='#L33'>33</a>
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| <a name='L34'></a><a href='#L34'>34</a>
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| <a name='L35'></a><a href='#L35'>35</a>
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| <a name='L36'></a><a href='#L36'>36</a>
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| <a name='L37'></a><a href='#L37'>37</a>
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| <a name='L38'></a><a href='#L38'>38</a>
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| <a name='L39'></a><a href='#L39'>39</a>
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| <a name='L40'></a><a href='#L40'>40</a>
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| <a name='L41'></a><a href='#L41'>41</a>
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| <a name='L42'></a><a href='#L42'>42</a>
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| <a name='L43'></a><a href='#L43'>43</a>
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| <a name='L44'></a><a href='#L44'>44</a>
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| <a name='L45'></a><a href='#L45'>45</a>
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| <a name='L46'></a><a href='#L46'>46</a>
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| <a name='L47'></a><a href='#L47'>47</a>
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| <a name='L48'></a><a href='#L48'>48</a>
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| <a name='L49'></a><a href='#L49'>49</a>
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| <a name='L50'></a><a href='#L50'>50</a>
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| <a name='L51'></a><a href='#L51'>51</a>
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| <a name='L52'></a><a href='#L52'>52</a>
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| <a name='L71'></a><a href='#L71'>71</a>
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| <a name='L72'></a><a href='#L72'>72</a>
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| <a name='L73'></a><a href='#L73'>73</a>
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| <a name='L74'></a><a href='#L74'>74</a>
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| <a name='L75'></a><a href='#L75'>75</a>
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| <a name='L76'></a><a href='#L76'>76</a>
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| <a name='L95'></a><a href='#L95'>95</a>
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| <span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">"use strict";
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|  
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| // Adam 7
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| //   0 1 2 3 4 5 6 7
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| // 0 x 6 4 6 x 6 4 6
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| // 1 7 7 7 7 7 7 7 7
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| // 2 5 6 5 6 5 6 5 6
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| // 3 7 7 7 7 7 7 7 7
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| // 4 3 6 4 6 3 6 4 6
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| // 5 7 7 7 7 7 7 7 7
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| // 6 5 6 5 6 5 6 5 6
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| // 7 7 7 7 7 7 7 7 7
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|  
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| let imagePasses = [
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|   {
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|     // pass 1 - 1px
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|     x: [0],
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|     y: [0],
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|   },
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|   {
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|     // pass 2 - 1px
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|     x: [4],
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|     y: [0],
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|   },
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|   {
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|     // pass 3 - 2px
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|     x: [0, 4],
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|     y: [4],
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|   },
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|   {
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|     // pass 4 - 4px
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|     x: [2, 6],
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|     y: [0, 4],
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|   },
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|   {
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|     // pass 5 - 8px
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|     x: [0, 2, 4, 6],
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|     y: [2, 6],
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|   },
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|   {
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|     // pass 6 - 16px
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|     x: [1, 3, 5, 7],
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|     y: [0, 2, 4, 6],
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|   },
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|   {
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|     // pass 7 - 32px
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|     x: [0, 1, 2, 3, 4, 5, 6, 7],
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|     y: [1, 3, 5, 7],
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|   },
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| ];
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|  
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| exports.getImagePasses = function (width, height) {
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|   let images = [];
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|   let xLeftOver = width % 8;
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|   let yLeftOver = height % 8;
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|   let xRepeats = (width - xLeftOver) / 8;
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|   let yRepeats = (height - yLeftOver) / 8;
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|   for (let i = 0; i < imagePasses.length; i++) {
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|     let pass = imagePasses[i];
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|     let passWidth = xRepeats * pass.x.length;
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|     let passHeight = yRepeats * pass.y.length;
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|     for (let j = 0; j < pass.x.length; j++) {
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|       if (pass.x[j] < xLeftOver) {
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|         passWidth++;
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|       } else {
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|         break;
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|       }
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|     }
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|     for (let j = 0; j < pass.y.length; j++) {
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|       if (pass.y[j] < yLeftOver) {
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|         passHeight++;
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|       } else {
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|         break;
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|       }
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|     }
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|     if (passWidth > 0 && passHeight > 0) {
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|       images.push({ width: passWidth, height: passHeight, index: i });
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|     }
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|   }
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|   return images;
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| };
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|  
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| exports.getInterlaceIterator = function (width) {
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|   return function (x, y, pass) {
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|     let outerXLeftOver = x % imagePasses[pass].x.length;
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|     let outerX =
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|       ((x - outerXLeftOver) / imagePasses[pass].x.length) * 8 +
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|       imagePasses[pass].x[outerXLeftOver];
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|     let outerYLeftOver = y % imagePasses[pass].y.length;
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|     let outerY =
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|       ((y - outerYLeftOver) / imagePasses[pass].y.length) * 8 +
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|       imagePasses[pass].y[outerYLeftOver];
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|     return outerX * 4 + outerY * width * 4;
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|   };
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| };
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|  </pre></td></tr></table></pre>
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| 
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|                 <div class='push'></div><!-- for sticky footer -->
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|             <div class='footer quiet pad2 space-top1 center small'>
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|                 Code coverage generated by
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|                 <a href="https://istanbul.js.org/" target="_blank">istanbul</a>
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|                 at Fri Apr 10 2020 13:53:16 GMT+0200 (Central European Summer Time)
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