chore: remove always-on condition

Author: ivokub

internal/generator/hash_to_curve/template/pkg_sswu.go.tmpl

@@ -1,5 +1,4 @@
 {{define "pkg_sswu"}}
-{{$isogenyNeeded := notNil .Isogeny}}
 {{$CoordType := .Point.CoordType}}
 {{$CurveName := .Point.PointName}}
 {{$CurveTitle := toTitle $CurveName}}
@@ -9,13 +8,9 @@
 {{$IsG1 := eq $CurveTitle "G1"}}
 {{$CurveIndex := select $IsG1 "2" "1"}}
 {{$package := select (eq $TowerDegree 1) "fptower" "fp"}}
-{{$sswuCurveACoeff := select $isogenyNeeded "This is meant to produce an error. Since most likely A = 0, there is opportunity for optimizations that need to be looked at." "sswuIsoCurveCoeffA"}}
-{{$sswuCurveBCoeff := select $isogenyNeeded "bCurveConf" "sswuIsoCurveCoeffB"}}
-
 
 // Note: This only works for simple extensions
 
-{{ if $isogenyNeeded }}
 var (
     {{$CurveName}}sswuCurveACoeff = {{$CoordType}} {{asElement .A}}
     {{$CurveName}}sswuCurveBCoeff = {{$CoordType}} {{asElement .B}}
@@ -108,8 +103,6 @@ func {{$CurveTitle}}Isogeny(pX, pY *{{$CoordType}}) {
 	pY.Mul(pY, &den[1])
 }
 
-{{ end }}
-
 {{ $cInts := index .PrecomputedParams 0 }}
 
 {{ $c1Int := index $cInts 0}}

internal/generator/hash_to_curve/template/root_sswu.go.tmpl

@@ -1,5 +1,4 @@
 {{ define "root_sswu" }}
-{{$isogenyNeeded := notNil .Isogeny}}
 {{$CoordType := .Point.CoordType}}
 {{$CurveName := .Point.PointName}}
 {{$CurveTitle := toTitle $CurveName}}
@@ -9,8 +8,6 @@
 {{$IsG1 := eq $CurveTitle "G1"}}
 {{$CurveIndex := "2"}}
 {{if $IsG1}}{{$CurveIndex = "1"}}{{end}}
-{{$sswuCurveACoeff := select $isogenyNeeded "This is meant to produce an error. Since most likely A = 0, there is opportunity for optimizations that need to be looked at." "sswuIsoCurveCoeffA"}}
-{{$sswuCurveBCoeff := select $isogenyNeeded "bCurveConf" "sswuIsoCurveCoeffB"}}
 
 // MapToCurve{{$CurveIndex}} implements the SSWU map. It does not perform cofactor clearing nor isogeny. For map to group, use [MapTo{{$CurveTitle}}].
 //