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2012年11月18日 星期日

Lumion渲染速度影響因素(一)

Render times in Lumion are primarily affected by the following factors:

Lumion渲染需時
主要影響因素:


1) Your graphics card顯示卡
This is the most important factor that determines how fast you're able to render each frame. Please read the advice in the following thread to find out if you might benefit from upgrading your graphics card:

顯示卡的選擇,是影響您「渲染單幀圖速度」最重要的因素。請閱讀下面連結,若你需要昇級您的顯卡,可以找到些有利的線索:
Recommended system requirements
OS: Windows 7 64-bit
System memory: At least 6GB
Graphics card: NVidia 460GTX / ATI 5850 or faster, with at least 1GB memory
Harddrive: 5.5GB of disk space

按我看我的顯卡級數,官網建議要2500分以上的


2) Your Windows version (32-bit or 64-bit) and your system memory

32位元和64位元作業系統和RAM的關係
System memory (RAM) is extremely important if you are trying to render complex scenes in Lumion. The 32-bit version of Windows is unable to allocate more than 3.5GB RAM to each application, regardless of how much system memory you have whereas there is no limit in the 64-bit version of Windows. For that reason, it is highly recommended that you use Windows 64-bit and as much system memory as you can afford. Also bear in mind that the CPU is not used much - it's mainly for compressing frames after they have been rendered.

若你打算渲較複雜場景,
RAM是極重要的。作業系統是32位元的,只用到3.5G不管你插了多少。但是64位元的系統就無此限制。因此,我們強烈建議使用64位元的系統,你才有足夠的記憶體可以使用。

但是也請你注意,CPULumion的使用並不重要,它主要只用在當你渲完後壓縮你的動畫幀。

3) The complexity of your scene

考慮場景的複雜度
Complexity refers to the number of polygons in your scene and how many different textures that are used. Bear in mind that a scene with 100 different models/materials will render slower than a scene with 100 identical models, so if render times are important, avoid using many different models from the Model Library. You should also consider hiding models that are obstructed behind other models via the Layer functionality.
場景複雜度有關於你場景模型的面數和使用了多少材質。要記得一個有100個不同模型/材質的場景比渲染100個相同模型的要慢,所以你要避免從模型庫用許多不同的模型。

當這些模型在鏡頭不可見時,也可以考慮將模型用圖層管理的方式隱藏起來。


以上資料取自官網,敝人僅將其中譯,並附上原文,給各位朋友參考。

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