From: Chris Duncan <chris@zoso.dev>
Date: Thu, 13 Mar 2025 15:29:40 +0000 (-0700)
Subject: Fix incorrect final digest XOR in threshold comparison to properly use initialized... 
X-Git-Tag: v3.1.0~6
X-Git-Url: https://zoso.dev/?a=commitdiff_plain;h=079ddb7e7c0f43cb8dac99658e4d30a3f703cfe9;p=nano-pow.git

Fix incorrect final digest XOR in threshold comparison to properly use initialized state instead of using default state without the necessary parameter block.
---

diff --git a/src/shaders/compute.wgsl b/src/shaders/compute.wgsl
index d96aca4..17f0aad 100644
--- a/src/shaders/compute.wgsl
+++ b/src/shaders/compute.wgsl
@@ -1662,7 +1662,7 @@ fn main(id: vec3<u32>) {
 	* Set nonce if it passes the threshold and no other thread has set it.
 	* Only high bits are needed for comparison since threshold low bits are zero.
 	*/
-	if ((BLAKE2B_IV[0u].y ^ v01.y ^ v89.y) >= ubo.threshold && atomicLoad(&work.found) == 0u) {
+	if ((BLAKE2B_INIT[0u].y ^ v01.y ^ v89.y) >= ubo.threshold && atomicLoad(&work.found) == 0u) {
 		atomicStore(&work.found, 1u);
 		work.nonce = m0;
 		work.result = (BLAKE2B_INIT[0u] ^ v01.xy ^ v89.xy);