cam.top = 1500;
+  cam.bottom = -1500;
...
</pre>
<p>et j'ai d√©fini la couleur de fond en bleu clair.</p>
<pre class="prettyprint showlinemods notranslate lang-js" translate="no">const scene = new THREE.Scene();
-scene.background = new THREE.Color('black');
+scene.background = new THREE.Color('#DEFEFF');
</pre>
<p>Et ... les ombres</p>
<p></p><div translate="no" class="threejs_example_container notranslate">
  <div><iframe class="threejs_example notranslate" translate="no" style=" " src="/manual/example