<p>iSGL3D (iOS Scene Graph Library)是一个采用Objective-C开发用于iPhone, iPad 和 iPod touch的3D框架。它让开发人员不需要使用复杂的OpenGL就能开发3D应用。iSGL3D拥有丰富的特性和必要的工具，让没有多少3D图形应用开发经验的开发人员能够快速实一个漂亮的3D应用。<br /> <img title="home_show7.png" border="0" alt="home_show7.png" src="https://simg.open-open.com/show/3e51b9c9bb2310d5c16e8f616bc94dd3.png" width="480" height="256" /><br /> 它具有以下特性：</p>    <ul>     <li>Simple 3D scene construction</li>     <li>Lighting and shading</li>     <li>Camera manipulation</li>     <li>Multiple views with independent viewports</li>     <li>Meshes and built-in primitives</li>     <li>Particle systems</li>     <li>Billboards</li>     <li>Color, texture and animated texture materials</li>     <li>Support for PowerVR compressed textures</li>     <li>Optimised performance with OpenGL ES 1.1 and ES 2.0</li>     <li>Hardware accelerated matrix calculations</li>     <li>Scene and model importing from PowerVR POD files</li>     <li>Bridging to Bullet physics library</li>     <li>Real-time shadows</li>     <li>Animation by Tweening</li>     <li>Skeleton and mesh skinning</li>     <li>Keyframe vertex animation/morphing</li>     <li>Integrated accelerometer support</li>     <li>Touch-screen events and interactive 3D objects</li>     <li>Occlusion transparency</li>     <li>Basic user interface creation</li>    </ul>    <p><strong>项目主页：</strong><a href="http://www.open-open.com/lib/view/home/1327993443374" target="_blank">http://www.open-open.com/lib/view/home/1327993443374</a></p>    <p></p>