




14. Hull for a boat (Example 2)
This exercise is designed to compare three ways to make a boat hull from the same curves, this time with a rounded rear side.
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2nd method: Coons
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Note the different results depending the method used.
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3rd method: Ruled Surface
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Boat Hull 2 (1st method: Hull)
· Step 1: Surface generation
q Tool: Hull
q Open the model file: Hull2
q Do this:
This tool cannot be used, because two out of the three curves have no null dimension, i.e., they are 3D curves.
q See the detailed explanations in the chapter:
User Manual/Tools/Construction/Surfaces/Hull tool
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Boat Hull 2 (2nd method: Coons)
· Step 1: Surface generation
q Tool: Hull/Coons
q Open the model file: Hull2
q Do this:
With the Coons Hull tool, click first on the vertical rear curve, then on the two others. The result is a mesh.
q See the detailed explanations in the chapter:
User Manual/Tools/Construction/Surfaces/Coons Surfaces
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Boat Hull 2 (3rd method: Ruled Surface)
· Step 1: Surface generation
q Tool: Ruled Surface
q Open the model file: Hull2
q Do this:
Using only the two horizontal curves, and clicking the two ends not joined (delete the vertical curve), we still get a half hull, but tighter than with the two previous methods.
q See the detailed explanations in the chapter:
User Manual/Tools/Construction/Ruled Surface
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