SUFWMIX -  FX domain multidimensional Weighted Mix			

	sufwmix < stdin > stdout [optional parameters]			

 Required parameters:							
 key=key1,key2,..	Header words defining mixing dimension		
 dx=d1,d2,..		Distance units for each header word		
 Optional parameters:							
 keyg=ep		Header word indicating the start of gather	
 vf=0			=1 Do a frequency dependent mix			
 vmin=5000		Velocity of the reflection slope		
			than should not be attenuated			
 Notes:								
 Trace with the header word mark set to one will be			
 the output trace 							
  (a work in progress)							


 Credits:  

  Potash Corporation: Balazs Nemeth, Saskatoon Saskatchewan CA,
   given to CWP in 2008