A Sketch-Based Interface for A Sketch-Based Interface for Collaborative Design Collaborative Design Zhe Fan Zhe Fan 1 Manuel M. Oliveira Manuel M. Oliveira 2 Chi Ma Chi Ma 1 Arie Kaufman Arie Kaufman 1 1 Stony Brook University Stony Brook University 2 UFRGS UFRGS
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A Sketch-Based Interface for Collaborative Design Zhe Fan 1 Manuel M. Oliveira 2 Chi Ma 1 Arie Kaufman 1 1 Stony Brook University 2 UFRGS 1 Stony Brook.
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A Sketch-Based Interface for A Sketch-Based Interface for Collaborative DesignCollaborative Design
Zhe FanZhe Fan11 Manuel M. Oliveira Manuel M. Oliveira22 Chi Ma Chi Ma11 Arie Kaufman Arie Kaufman11
11Stony Brook UniversityStony Brook University 22UFRGSUFRGS
• Often used in conceptual designOften used in conceptual design
• Powerful tool for communicating ideasPowerful tool for communicating ideas
• System prototype elementSystem prototype element
– Modeling primitivesModeling primitives
– User-defined objectsUser-defined objects
IntroductionIntroduction
ExamplesExamples
Collaboration by two usersCollaboration by two users
A new user’s soloA new user’s solo
• Logically organized in six modulesLogically organized in six modules
System InterfaceSystem Interface
Image Manager
3D Manager
2D Manager
Floor Manager
Interface
Library Manager
Viewer Manager
• Top view – floor profileTop view – floor profile
• Perspective view – exploration in 3DPerspective view – exploration in 3D
Floor and Viewer ManagersFloor and Viewer Managers
Top view of the scene Perspective view
2D Manager2D Manager
• Projecting 2D strokes to 3DProjecting 2D strokes to 3D
• Sketching on 3D surfacesSketching on 3D surfaces
2D Manager (cont.)2D Manager (cont.)
Conventional Rendering Sketch-like Rendering
• Provides 3D primitivesProvides 3D primitives
• NPR rendering for sketch-like appearanceNPR rendering for sketch-like appearance
• Imports 3D polygonal meshesImports 3D polygonal meshes