Initial commit

mnt4_298/src/curves/g1.rs

@@ -0,0 +1,79 @@
+use crate::{Fq, Fr, FR_ONE};
+use ark_ec::{
+    mnt4,
+    models::{ModelParameters, SWModelParameters},
+};
+use ark_ff::{biginteger::BigInteger320, field_new};
+
+pub type G1Affine = mnt4::G1Affine<crate::Parameters>;
+pub type G1Projective = mnt4::G1Projective<crate::Parameters>;
+pub type G1Prepared = mnt4::G1Prepared<crate::Parameters>;
+
+#[derive(Clone, Default, PartialEq, Eq)]
+pub struct Parameters;
+
+impl ModelParameters for Parameters {
+    type BaseField = Fq;
+    type ScalarField = Fr;
+}
+
+impl SWModelParameters for Parameters {
+    /// COEFF_A = 2
+    /// Reference: https://github.com/scipr-lab/libff/blob/c927821ebe02e0a24b5e0f9170cec5e211a35f08/libff/algebra/curves/mnt/mnt4/mnt4_init.cpp#L116
+    #[rustfmt::skip]
+    const COEFF_A: Fq = field_new!(Fq, BigInteger320([
+            3568597988870129848,
+            15257338106490985450,
+            10069779447956199041,
+            5922375556522222383,
+            3858029504390,
+    ]));
+
+    /// COEFF_B = 423894536526684178289416011533888240029318103673896002803341544124054745019340795360841685
+    /// Reference: https://github.com/scipr-lab/libff/blob/c927821ebe02e0a24b5e0f9170cec5e211a35f08/libff/algebra/curves/mnt/mnt4/mnt4_init.cpp#L117
+    #[rustfmt::skip]
+    const COEFF_B: Fq = field_new!(Fq, BigInteger320([
+            7842808090366692145,
+            288200302308193399,
+            4162060950790347941,
+            5488589108190218591,
+            1553456013645,
+    ]));
+
+    /// COFACTOR = 1
+    const COFACTOR: &'static [u64] = &[1];
+
+    /// COFACTOR^(-1) mod r =
+    /// 1
+    #[rustfmt::skip]
+    const COFACTOR_INV: Fr = FR_ONE;
+
+    /// AFFINE_GENERATOR_COEFFS = (G1_GENERATOR_X, G1_GENERATOR_Y)
+    const AFFINE_GENERATOR_COEFFS: (Self::BaseField, Self::BaseField) =
+        (G1_GENERATOR_X, G1_GENERATOR_Y);
+}
+
+// Generator of G1
+// X = 60760244141852568949126569781626075788424196370144486719385562369396875346601926534016838,
+// Y = 363732850702582978263902770815145784459747722357071843971107674179038674942891694705904306,
+/// G1_GENERATOR_X
+/// Reference: https://github.com/scipr-lab/libff/blob/c927821ebe02e0a24b5e0f9170cec5e211a35f08/libff/algebra/curves/mnt/mnt4/mnt4_init.cpp#L137
+#[rustfmt::skip]
+pub const G1_GENERATOR_X: Fq = field_new!(Fq, BigInteger320([
+    6046301378120906932,
+    15105298306031900263,
+    15757949605695610691,
+    6113949277267426050,
+    3063081829217,
+]));
+
+/// G1_GENERATOR_Y
+/// Reference: https://github.com/scipr-lab/libff/blob/c927821ebe02e0a24b5e0f9170cec5e211a35f08/libff/algebra/curves/mnt/mnt4/mnt4_init.cpp#L138
+#[rustfmt::skip]
+pub const G1_GENERATOR_Y: Fq = field_new!(Fq, BigInteger320([
+    8798367863963590781,
+    9770379341721339603,
+    17697354471293810920,
+    15252694996423733496,
+    3845520398052,
+]));