Synopsis
		sfshot2cmp < in.rsf > out.rsf mask=msk.rsf positive=y half=y

The axes in the input are {time,offset,shot}
The axes in the output are {time,offset,midpoint}

Parameters
		bool half=y [y/n] if y, the second axis is half-offset instead of full offset   string mask= auxiliary output file name   bool positive=y [y/n] initial offset orientation

Used In
		DATA          alaska/line31-81-m8r cant12/lpf cant12/stk freeusp/land   GEO384S          hw4/alaska   JLU          vdseislet/usp   M8R          data/freeusp   RSF          reprobook/exam3 school/data school2017/seismic school2020/seismic scons/rsf su/rsflab15   SEP          oc2/cup   TCCS          nmodeblend/class simistack/flat4 svmf/bei svmf/class t2dweak/alaska