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Inženjerska grafikageometrijskih oblika

Prva godina studijaMašinskog fakulteta u Nišu

Predavač:

Dr Predrag Rajković

Mart 21, 2005   Lekcija 2

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Pojektivni softver RHINOCEROS

• Pomoću ovog softvera mogu sestvoriti, urediti, analizirati i prenetikrive, površi i tela bez ograničenja

u složenosti i veličini.

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NURBS

• Non-Uniform Rational B-Splines (NURBS) sumatematičke reprezentacije koje mogu tačno

definisati razne oblike od proste ravanskelinije, do najsloženijh 3-D površi ili telaslobodne forme. Zbog njihove fleksibilnosti itačnosti, NURBS modeli mogu biti upotrebljeniu bilo kom procesu od ilustracije i animacijedo proizvodnje.

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Rhino.exe

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Meni

• File, Edit, View

• Curve, Surface, Solids

• Transform, Tools, Dimension

•  Analyze, Render

• Help

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File

Podmeni File obezbedjuje rad saslikama ili fajlovima.

Podmeni  čine:

• New,Open, Save, Save As,

• Import/Merge, Export, Print

• Exit

• Recent Files

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Edit

Podmeni Edit omogućavasredjivanje postojeće slike.

Podmeni  čine:

• Undo, Redo, Cut, Copy, Paste,Delete,

• Select, Join, Explode, Trim, Split• Layers, Visibility

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 View

Podmeni View obezbedjuje kontrolu

koordinatnog sistema i objekata.• Undo (Redo) View Change

• Pan, Rotate, Zoom

• Set View, Set CPlane

•  ViewPort

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Kriva (Curve)

Podmeni Curve služi za crtanje krivih

• Point, Line, FreeForm

• Circle, Arc, Ellipse

• Polygon, Rectangle,

• Conic, Helix, Spiral, From Objects

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Površ (Surface)

Crtanje površi

• Corner points, Edge curves

• Extrude

• Revolve

• Unroll Developable Srf (Mreža)

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Tela (Solid)

Crtanje tela

• Box, Sphere, Ellipsoid

• Cone, Cylinder, Tube, Pipe,Torus

• Union, Difference, Intersection

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Transformacija (Transform)

Rad sa objektima

• Move, Copy, Rotate

• Scale, Mirror

• Orient, Twist

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 Alati (Tools)

• Tools meni uključuje

object snaps

polygon mesh toolscommands for digitizing dimensioning

editing your toolbar layoutcommand history display

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 Analiza objekata (Analyze)

• Rhino sadrži alate za analizu objekataputem nalaženja dužina, uglova,površina, rastojanja, zapremina i

centriranosti.• Dodatne komande dopuštaju analize

krivine krive i neprekidnosti delova.

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Render

Ovaj meni sadrži postupke rekonstrukcijeobjekta na osnovu projekcija.

• Shade vrši senčenje (nijansiranje)objekta sivom bojom belom svetlošćukoja dolazi iz koordinatnog početka.

• Rendering je stvaranje fotorealističnogprikaza predmeta.

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Podešavanje RHINOCEROS-a

• Podešavanje karakteristikaRHINOCEROS-a vrši se pomoću

• opcije

• Tools>Options

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Pomoć (Help)

• Sve vrste informacija omogućnostima RHINOCEROS-a inačinu rada.

• Web-syte:

• http://www.rhino3d.com/