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  • Book Overview & Buying Three.js Cookbook
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Three.js Cookbook

Three.js Cookbook

By : Jos Dirksen
4 (8)
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Three.js Cookbook

Three.js Cookbook

4 (8)
By: Jos Dirksen

Overview of this book

This book is ideal for anyone who already knows JavaScript and would like to get a broad understanding of Three.js quickly, or for those of you who have a basic grasp of using Three.js but want to really make an impact with your 3D visualizations by learning its advanced features. To apply the recipes in this book you don’t need to know anything about WebGL; all you need is some general knowledge about JavaScript and HTML.
Table of Contents (9 chapters)
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8
Index

Loading models asynchronously with progress

In the previous section, the Loading models asynchronously recipe, we loaded a model asynchronously without providing feedback about the progress. In this recipe, we'll explain how you can add progress feedback to that scenario.

Getting started

Before you get started with this recipe, make sure that you've walked through the steps explained in the Getting ready section of the Loading textures asynchronously recipe. In the following section, we'll reference the JavaScript callbacks defined in the Getting ready section of that recipe.

How to do it...

  1. To load models and to also show progress, we have to use a different method apart from THREE.JSONLoader. If we use the loadAjaxJSON function, we can also specify a progress callback instead of just the load callback:
        function loadModelWithProgress(model) {
          var jsonLoader = new THREE.JSONLoader();
          jsonLoader.loadAjaxJSON(jsonLoader, model, onLoadCallback, null, onProgressCallback);
        }
  2. If we now load the same model as the previous one, we see the loading progress as follows:
    How to do it...
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Three.js Cookbook
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