A Complete Wood Grain Modeling Application Incorporating Multiple Cut Types, Species, and a Tree...
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A Complete Wood Grain A Complete Wood Grain Modeling Application Modeling Application Incorporating Multiple Cut Types, Incorporating Multiple Cut Types, Species, Species, and a Tree Ring Databaseand a Tree Ring Database
Ryan Retting
Department of Computer Science
Cal Poly, San Luis Obispo
Introduction to Wood Grain Modeling Uses
Computer graphics and animation Cabinetry Design, building, and construction applications
Methods Artificially generated texture maps (Photoshop) Scanned Images Simulation models
Problems with tessellation
Other Cal Poly theses
1997: Wood Grain Modeling. By Scott Senkeresty
1999: Tree Parameterization for Wood Grain Modeling. By Mike Matsui.
1999: The wood object modeling tool. By Michelle Courier.
2003: Wood Grain Modeling using Implicit SurfacesBy Rob Pyle
Major Goals
User friendly GUI application Species specification Wood-cut specification Tree Ring database integration
User Friendly GUI Application
Species Selection
Species Specification
CharacteristicsColorizationNoiseBranching (which creates knots)
Cut Type Selection
Plain Slicing
Images from http://www.oakwoodveneer.com/tips/cuts.html
Quarter Slicing
Images from http://www.oakwoodveneer.com/tips/cuts.html
Lengthwise Slicing
Images from http://www.oakwoodveneer.com/tips/cuts.htmlImages from http://www.oakwoodveneer.com/tips/cuts.html
Rotary Cut
Images from http://www.oakwoodveneer.com/tips/cuts.html
Example Uses
3 – 10’ 2x12 2 – 12’ 2x4 7 – 10’ 4x4
Tree Ring Source
Constant tree ring width
Use a database
Database Selection
Cut Selection
3D Viewers
3D Trunk and Branch Viewer 3D Board Viewer
3D Trunk and Branch Viewer
3D Board Viewer
Results
Species Comparison
Pine Oak Maple
Species Comparison
Walnut Cherry Zebrawood
Cut TypesPlain Quarter
Cut TypesLengthwise
Cut TypesRotary
Tree Ring Database
Pine from the Sequoia National Park (Core ASP04B)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
Year
Rin
g W
idth
(M
M)
Tree Ring DatabaseFour year drought illustration