topical media & game development
mobile-query-three-docs-symbols-src-plugins-csg-tquery.geometry.csg.js.htm / htm
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</style></head><body><pre><span class='line'> 1</span> <span class="NAME">define</span><span class="PUNC">(</span><span class="PUNC">[</span><span class="STRN">'plugins/csg/csg'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'plugins/csg/ThreeCSG'</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 2</span> </span><span class="WHIT"> </span><span class="NAME">tQuery.Geometry.register</span><span class="PUNC">(</span><span class="STRN">'csg'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">operation</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">geometry</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 3</span> </span><span class="WHIT"> </span><span class="COMM">// sanity check - check parameters</span><span class="WHIT">
<span class='line'> 4</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">operations</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="STRN">'subtract'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'union'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'intersect'</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 5</span> </span><span class="WHIT"> </span><span class="NAME">console.assert</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">operations.indexOf</span><span class="PUNC">(</span><span class="NAME">operation</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 6</span> </span><span class="WHIT">
<span class='line'> 7</span> </span><span class="NAME">console.assert</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">geometry</span><span class="WHIT"> </span><span class="KEYW">instanceof</span><span class="WHIT"> </span><span class="NAME">tQuery.Geometry</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 8</span> </span><span class="WHIT"> </span><span class="NAME">console.assert</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">geometry.length</span><span class="WHIT"> </span><span class="PUNC"><=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 9</span> </span><span class="WHIT">
<span class='line'> 10</span> </span><span class="COMM">// to store the resulting geometries</span><span class="WHIT">
<span class='line'> 11</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">geometries</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 12</span> </span><span class="WHIT">
<span class='line'> 13</span> </span><span class="COMM">// convert geometry from three.js to csg.js</span><span class="WHIT">
<span class='line'> 14</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">geometry2</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">geometry.get</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 15</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">cGeometry2</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">THREE.CSG.toCSG</span><span class="PUNC">(</span><span class="NAME">geometry2</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 16</span> </span><span class="WHIT">
<span class='line'> 17</span> </span><span class="COMM">// loop over each item</span><span class="WHIT">
<span class='line'> 18</span> </span><span class="WHIT"> </span><span class="NAME">this.each</span><span class="PUNC">(</span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">tGeometry</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 19</span> </span><span class="WHIT"> </span><span class="COMM">// convert geometry from three.js to csg.js</span><span class="WHIT">
<span class='line'> 20</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">cGeometry1</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">THREE.CSG.toCSG</span><span class="PUNC">(</span><span class="NAME">tGeometry</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 21</span> </span><span class="WHIT"> </span><span class="COMM">// perform operation</span><span class="WHIT">
<span class='line'> 22</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">resultCsg</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">cGeometry1</span><span class="PUNC">[</span><span class="NAME">operation</span><span class="PUNC">]</span><span class="PUNC">(</span><span class="NAME">cGeometry2</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 23</span> </span><span class="WHIT"> </span><span class="COMM">// convert result from csg.js to three.js</span><span class="WHIT">
<span class='line'> 24</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">resultGeo</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">THREE.CSG.fromCSG</span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">resultCsg</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 25</span> </span><span class="WHIT"> </span><span class="COMM">// queue the result</span><span class="WHIT">
<span class='line'> 26</span> </span><span class="WHIT"> </span><span class="NAME">geometries.push</span><span class="PUNC">(</span><span class="NAME">resultGeo</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 27</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 28</span> </span><span class="WHIT">
<span class='line'> 29</span> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">tQuery.Geometry</span><span class="PUNC">(</span><span class="NAME">geometries</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">back</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 30</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 31</span> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span></pre></body></html>
(C) Æliens
04/09/2009
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