Create scene object. Scene is a container which have everything else inside.

建立场景对象，它是里面一切对象的容器。

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The second parameter is the scene node, which is the object, which is affected by collision detection, in our case it is the camera.

第二个参数是场景结点，指定受碰撞检测影响的对象，在我们的例子中就是相机。

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Using multiple images of a particular object or scene reduces ambiguity and makes possible more accurate three-dimensional reconstructions.

运用一个特定物体或者场景的多个图像可以减少图片的模糊度并且有可能更清晰地重建三维模型。

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The scanner itself consists of a digital camera with an on-board laser that determines the distance to the object, although it also apparently requires that targets be placed around the scene to properly scan the object -- or person, as the case may be.

ENGADGET: Industrial Research creates 3D crime scene/movie set scanner

So someone would not see a cloaked object but rather the scene behind it - however, the reflections from the cloak would make that scene appear somewhat darkened.

BBC: Invisibility cloaking in 'perfect' demonstration

In another industry first, the Chimera architecture includes persistent tap-to-track technology, which allows users to touch the image of a person or object to focus on within a scene.

ENGADGET: NVIDIA intros Tegra 4i with built-in LTE, details Chimera camera tech with HDR