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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/