| | \n\n \n \n \n float dp= | \tslope sampling \n | \n \n\n \n \n \n float dx= | \toffset sampling \n | \n \n\n \n \n \n float eps=0.01 | \tstretch regularization \n | \n \n\n \n \n \n bool inv=n [y/n] | \t \n | \n \n\n \n \n \n int np= | \tslope samples \n | \n \n\n \n \n \n int nx= | \toffset samples \n | \n \n\n \n \n \n float p0=0. | \tfirst slope \n | \n \n\n \n \n \n file velocity= | \tauxiliary input file name \n | \n \n\n \n \n \n float x0=0. | \tfirst offset \n | \n \n |