From: Chris Duncan <chris@zoso.dev>
Date: Thu, 16 Jan 2025 05:56:52 +0000 (-0800)
Subject: Try switching swizzles.
X-Git-Tag: v2.0.0~54
X-Git-Url: https://zoso.dev/?a=commitdiff_plain;h=974292387d6ab6bda832d37048a2f08c7bddb9f2;p=nano-pow.git

Try switching swizzles.
---

diff --git a/src/shaders/compute.wgsl b/src/shaders/compute.wgsl
index 8cdf855..fc41959 100644
--- a/src/shaders/compute.wgsl
+++ b/src/shaders/compute.wgsl
@@ -126,8 +126,8 @@ fn main(id: vec3<u32>) {
 
 	// b = rotr64(b ^ c, 24)
 	xor = v4 ^ v8;
-	v4 = vec2((xor.x >> 24u) | (xor.y << 8u), (xor.y >> 24u) | (xor.x << 8u));
-	// v4 = vec2((xor.yx >> vec2(24u, 24u)) | (xor.yx << vec2(8u, 8u)));
+	// v4 = vec2((xor.x >> 24u) | (xor.y << 8u), (xor.y >> 24u) | (xor.x << 8u));
+	v4 = vec2((xor.xy >> vec2(24u, 24u)) | (xor.yx << vec2(8u, 8u)));
 
 	// a = a + b
 	v0 = v0 + v4 + vec2(0u, u32(v0.x + v4.x < v0.x));