Programming Project #1 - Introduction 3


Introduction to components in truss sketches
Sketches of trusses consist of several components.  A brief description of them can be found below.


  • Truss.  The group of connected triangles and squares.


  • Force.  The arrows near the truss.


  • Fixed and pinned only support.  The little triangular symbols.


  • Roller support.  The little circular symbols.


  • Axis.  The perpendicular arrows.

  • X char.  The letter X.

  • Y char.  The letter Y.

  • Unlabeled. Strokes that still have no labels.