GLTFExporter: Add a comment for image cache.

7ae7b5ba · Takahiro · 81aef391 · 7ae7b5ba
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examples/js/exporters/GLTFExporter.js examples/js/exporters/GLTFExporter.js +2 -0

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--- a/examples/js/exporters/GLTFExporter.js
+++ b/examples/js/exporters/GLTFExporter.js
@@ -448,6 +448,8 @@ THREE.GLTFExporter.prototype = {
 		 */
 		function processImage( map ) {

+			// @QUESTION Needs image cache for the case where two different textures share the same image?
+
 			if ( ! outputJSON.images ) {

 				outputJSON.images = [];