opcode LevConv, 0, ii
	iIn, iOut xin
	; O4en' Tupo!
	kin zkr 1 ; CHANGE
	if (iIn == 0) then
		if (iOut==0) then
			kout = kin
		elseif (iOut==1) then
			kout = -kin
		elseif (iOut==2) then
			kout = (kin+1)*.5
		elseif (iOut==3) then
			kout = (-kin+1)*.5
		elseif (iOut==4) then	
			kout = (kin+1)*.5
		elseif (iOut==5) then	
			kout = -(kin+1)*.5
		endif
	elseif (iIn == 1) then
		if (iOut==0) then
			kout = 2*kin-1
		elseif (iOut==1) then
			kout = -(2*kin-1)
		elseif (iOut==2) then
			kout = kin
		elseif (iOut==3) then
			kout = 1-kin
		elseif (iOut==4) then	
			kout = -kin
		elseif (iOut==5) then	
			kout = -1+kin
		endif
	elseif (iIn == 2) then
		if (iOut==0) then
			kout = 2*kin+1
		elseif (iOut==1) then
			kout = -(2*kin+1)
		elseif (iOut==2) then
			kout = kin+1
		elseif (iOut==3) then
			kout = -kin
		elseif (iOut==4) then	
			kout = kin
		elseif (iOut==5) then	
			kout = -1+kin
		endif
	
	zkw kout,1 ;CHANGE
endop