...oints– Lines from sketches– Lines from edges 概念建模概念建模创建线体创建线体•由点生成线由点生成线(Lines From Points):– 可以是任意的可以是任意的 2D 草图的点的点的点 (PF points).
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体绘制技术常用于3维体数据场的可视化,其虽然可以生成高质量的投影图像,但通常不能绘制由体数据与点、线、面图形组成的混合场景。
Volume rendering is often used for 3d volumetric datasets visualization. It can generate high quality images, but can not render volumes and polygons combined scenes.
由离散高程点建立的三角网d TM,能够在多方面应用。如生成等高线、建立地面模型、计算土方量等。
Triangle network DTM building with concrete height points can be used for various aspects, e. g. generating contours, building surface model and calculating earthwork, etc.
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