The modeling and rendering of sky are difficult problems in computer graphics, it is very useful to theory study.
天空的建模和渲染是计算机图形学领域的一个研究难点，对其研究有着重要的现实和理论意义。
It is very hard to obtain satisfactory results for hairstyles through traditional modeling and rendering techniques, because of the fine shapes and the huge amount of human hairs.
因为头发形状精细、数量庞大，传统的造型和绘制技术很难达到令人满意的效果。
Based on this background, the technology geometry - and image-based hybrid modeling and rendering (GIBHMR) is put forward, which has been emphasized by international academe at the present time.
基于几何与图像的混合建模与绘制技术正是在此背景下提出的，目前该技术已得到国内外学术界的充分重视。
This thesis discusses and studies on hardware based irregular objects modeling and rendering, it mainly studied hardware accelerated real-time volume rendering and hardware based particle system.
本文围绕基于硬件的不规则物体的绘制与建模展开讨论与研究，主要研究了基于硬件加速的实时体绘制技术以及基于硬件的粒子系统。
Modeling and Rendering of Cloud;
云景建模与绘制；
Furthermore, it's most remarkable that IBMR can overcome the deficiency of traditional Geometry Based Modeling and Rendering technique, so IBMR can realize photorealistic modeling and navigating.
其最大的特点就是克服了传统的基于几何建模和绘制的不足，可以实现真实感很强的场景漫游效果。
Furthermore, it's most remarkable that IBMR can overcome the deficiency of traditional Geometry Based Modeling and Rendering technique, so IBMR can realize photorealistic modeling and navigating.
其最大的特点就是克服了传统的基于几何建模和绘制的不足，可以实现真实感很强的场景漫游效果。
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