Applet for Subdivision Curves with Semi-sharp Creases

Note: This applet is designed for use in Google Chrome


Instructions

Drawing area

Semi-sharp options

  • Left click to draw points
  • Left click on an existing point to delete it
  • Drag a point to move it
  • Right click on a point to toggle between a normal (blue), sharp (red) and semi-sharp (green) point
  • Use mouse wheel to zoom in/out when cursor is within drawing area

Pixar & Move Points:
Adjust sharpness for each semi-sharp crease: 0-smooth, 5-sharp

Knot insertion:
The knot vector appears when more than 3 points are drawn
Right-click on a knot to turn it into a triple knot
Drag a knot to modify its value

New:
Adjust sharpness for each semi-sharp crease: 0-smooth, 5-sharp
Drag green/red circle to adjust control vector


NB: Number of semi-sharp creases is limited to 6 for design purposes


Developed by: Shuxiang Lin, MPhil project 2012-13