04.Modeling Fundamentals

04.Modeling Fundamentals - Modeling Fundamentals 2-D...

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Modeling Fundamentals
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2-D Computer Graphics Use computer to draft Not a modeling process Requires slow speed and small memory for computer 3-D idea existed, but was not realizable. Began in early 60’s
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3-D Computer Graphics Use computer to model 3-D objects (parts) Use computer to assemble all parts Computer makes all drawings as desired Requires high speed and large memory for computer Popular commercial packages: SolidWorks, Pro/E, AutoCAD
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3-D Modeling Wireframe modeling Solid modeling (B-rep) (Boundary representation) Solid modeling (CSG) (Constructive solid geometry)
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Wireframe Modeling An object is defined by its edges and vertices. Advantages: simple, fast, easy extension from 2-D to 3-D, requirement of less computer memory Disadvantage: ambiguity
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Ambiguity
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Solid Modeling ( B-rep ) An object is defined by its edges and boundary surfaces.
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This note was uploaded on 02/02/2012 for the course EGS 1111 taught by Professor Chen during the Fall '11 term at FAU.

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04.Modeling Fundamentals - Modeling Fundamentals 2-D...

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