From a54c54917d51ee254ad04ec700864d71d3dbb4f5 Mon Sep 17 00:00:00 2001
From: Frederik Bolding <frederik.bolding@gmail.com>
Date: Fri, 14 Mar 2025 14:34:32 +0100
Subject: [PATCH 1/2] perf: Tweak precompute window size for secp256k1

---
 src/curves/secp256k1.ts | 24 +++++++++++++++++++++---
 1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/src/curves/secp256k1.ts b/src/curves/secp256k1.ts
index d4a59947..63053f8b 100644
--- a/src/curves/secp256k1.ts
+++ b/src/curves/secp256k1.ts
@@ -19,10 +19,28 @@ export const isValidPrivateKey = (privateKey: Uint8Array): boolean => {
   return secp256k1.utils.isValidPrivateKey(privateKey);
 };
 
-export const getPublicKey = (
+const getGetPublicKey = (): ((
   privateKey: Uint8Array,
-  compressed = false,
-): Uint8Array => secp256k1.getPublicKey(privateKey, compressed);
+  compressed?: boolean,
+) => Uint8Array) => {
+  let hasSetWindowSize = false;
+
+  const getPublicKey = (
+    privateKey: Uint8Array,
+    compressed = false,
+  ): Uint8Array => {
+    if (!hasSetWindowSize) {
+      secp256k1.ProjectivePoint.BASE._setWindowSize(4);
+      hasSetWindowSize = true;
+    }
+    return secp256k1.getPublicKey(privateKey, compressed);
+  };
+
+  return getPublicKey;
+};
+
+
+export const getPublicKey = getGetPublicKey();
 
 export const publicAdd = (
   publicKey: Uint8Array,

From 89374f30def7acb40955ca86acdb3cf0d0e017c1 Mon Sep 17 00:00:00 2001
From: Frederik Bolding <frederik.bolding@gmail.com>
Date: Fri, 14 Mar 2025 14:38:59 +0100
Subject: [PATCH 2/2] Fix lint

---
 src/curves/secp256k1.ts | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/curves/secp256k1.ts b/src/curves/secp256k1.ts
index 63053f8b..bb16f2a6 100644
--- a/src/curves/secp256k1.ts
+++ b/src/curves/secp256k1.ts
@@ -39,7 +39,6 @@ const getGetPublicKey = (): ((
   return getPublicKey;
 };
 
-
 export const getPublicKey = getGetPublicKey();
 
 export const publicAdd = (