netgen/tutorials/square.in2d

# keyword for 2D geometry, version 2 
splinecurves2dv2


# a global grading factor
2


# the points (point number, x and y coordinates)
points
1       0       0     -maxh=0.01
2       1       0
3       1       1
4       0       1


# boundary curves consisting of
# dl    dr      np      p1      p1      flaglist
# with 
# dl ... sub-domain nr on left side 
# dr ... sub-domain nr on right side 
# np ... curve is given by 2 (or 3) points
# p1, p2 ... points defining the curve
# flagslist
segments
1       0       2       1       2       -bc=1  -maxh=0.1
1       0       2       2       3       -bc=1
1       0       2       3       4       -bc=1
1       0       2       4       1       -bc=2


materials
1       domain1   -maxh=0.3