public static GT Pow(GT x, Fr y)
{
var g = new GT();
g.SetPowOf(x, y);
return(g);
}
public void SetMultiplicationOf(G2 x, Fr y)
{
unsafe
{
fixed(G2 *ptr = &this)
{
MclBls12381.Imports.MclBnG2Mul.Value(ptr, &x, &y);
}
}
}
private void SetPowOf(GT x, Fr y)
{
unsafe
{
fixed(GT *ptr = &this)
{
MclBls12381.Imports.MclBnGtPow.Value(ptr, &x, &y);
}
}
}
public static Fr[] Powers(Fr x, int n)
{
var result = new Fr[n];
result[0] = Fr.One;
for (var i = 1; i < n; ++i)
{
result[i] = result[i - 1] * x;
}
return(result);
}
public static G2 EvaluatePolynomial(G2[] poly, Fr at)
{
unsafe
{
var res = new G2();
fixed(G2 *cVec = poly)
Imports.MclBnG2EvaluatePolynomial.Value(&res, cVec, (ulong)poly.Length, &at);
return(res);
}
}
public static Fr EvaluatePolynomial(Fr[] poly, Fr at)
{
unsafe
{
var res = new Fr();
fixed(Fr *cVec = poly)
Imports.MclBnFrEvaluatePolynomial.Value(&res, cVec, (ulong)poly.Length, &at);
return(res);
}
}
public static Fr LagrangeInterpolate(Fr[] xs, Fr[] ys)
{
if (xs.Length != ys.Length)
{
throw new ArgumentException("arrays are unequal length");
}
unsafe
{
var res = new Fr();
fixed(Fr *xVec = xs)
fixed(Fr * yVec = ys)
Imports.MclBnFrLagrangeInterpolation.Value(&res, xVec, yVec, (ulong)xs.Length);
return(res);
}
}