Rhino 3d - Any Version - Beginner Level To Advanced Level

Part 1: The Philosophy & Core Logic (Days 1–3)

Before clicking a single button, understand why Rhino is different from Mesh modelers (Blender, Maya) or Solid modelers (SolidWorks, Fusion 360).

• NURBS (Non-Uniform Rational B-Splines): Rhino represents surfaces mathematically, not as polygons. This allows infinite precision, smooth curves, and small file sizes.
• The 4-Element Hierarchy:
  1. Point (no size, just location)
  2. Curve (the DNA of everything)
  3. Surface (a grid of curves)
  4. Polysurface (multiple surfaces joined – your final solid)
• Key Principle: You cannot build a good surface from a bad curve. 80% of your time should be on curves.

Any Version Note: The command line is your best friend. It works identically in Rhino 5–8. Type what you want, and Rhino finds it. Rhino 3d - Any Version - Beginner Level To Advanced Level

2. Mastering the Viewports

Rhino defaults to four views: Perspective, Top, Front, and Right. Part 1: The Philosophy & Core Logic (Days

• Beginner Tip: Build in the orthogonal views (Top, Front, Right) for precision. Check your work in the Perspective view.

Part 5: Professional Workflow – From Model to Reality

1.5 Key Concept: Control Points (PointsOn / SelPt)

• All curves/surfaces are controlled by points (CVs).
• PointsOn (F10) to see/edit them.
• PointsOff (F11).
• Moving CVs changes shape smoothly.

The "Build vs. Edit" Workflow

• Build: Lofting, sweeping, or extruding clean curves.
• Edit: Moving control points, trimming surfaces, or using Execute (history-enabled booleans).
• Pro Tip: Use Record History on operations like Loft or Sweep. If you move the original curve, the surface updates automatically.