Tutorial: how to model revolving surfaces without degenerated point


This tutorial shows how to reconstruct a portion of a revolving surface, in order to remove the degenerated point

  1. Step 1: Define the problem

  2. Step 2: Aim of the tutorial

  3. Step 3: draw trimming curves

  4. Step 4: draw trimming curves

  5. Step 5: Project curves on the surface

  6. Step 6: Trim the curves

  7. Step 7: Trim the surface

  8. Step 8: Remove the joint edge of the revolving surface

  9. Step 9: Extract isocurves

  10. Step 10: Split, delete and mirror copy

  11. Step 11: Create guide curves with blend

  12. Step 12: Create the new patch


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