This demo illustrates the meshless shape function computation in 2D.

It should compile on linux.

COMPILATION

./compile.sh

RUNNING

./demo

INTERACTION

Use the mouse to select a node.
Left clicking draws the closest node's shape function.
Right clicking draws the closest node's weight function.

Near the left line segment, the transparency criterion is used.
Near the right line segment, the visibility criterion is used.

Press 'p' to re-initialize the particles.
Press 'q' to quit.
