Program sftrishape | 2-D irregular data interpolation using triangulation and shaping regularization. 
[SYNOPSIS]
sftrishape < in.rsf > out.rsf pattern=pattern.rsf n1= n2= d1=1. d2=1. o1=0. o2=0. zero=0. niter=0 rect1=1 rect2=1 nw=2 fast=n sym=n tol=1e-3
[PARAMETERS]
float   | d1 | =1. |   | 	
float   | d2 | =1. |   | 	
bool    | fast | =n |  [y/n] | 	if y, use GMRES inversion 
int     | n1 | = |   | 	
int     | n2 | = |   | 	
int     | niter | =0 |   | 	number of iterations 
int     | nw | =2 |   | 	interpolator size 
float   | o1 | =0. |   | 	
float   | o2 | =0. |   | 	
string  | pattern | = |   | 	pattern file for output dimensions (auxiliary input file name)
int     | rect1 | =1 |   | 	
int     | rect2 | =1 |   | 	smoothing regularization 
bool    | sym | =n |  [y/n] | 	if y, use symmetric shaping 
float   | tol | =1e-3 |   | 	tolerance for stopping iteration 
float   | zero | =0. |   | 	level surface 
[DIRECTORY]
system/generic
