From: Chris Duncan <chris@zoso.dev>
Date: Sun, 15 Jun 2025 21:41:07 +0000 (-0700)
Subject: Write seed only during GPU dispatch.
X-Git-Tag: v5.0.0~23
X-Git-Url: https://git.codecow.com/?a=commitdiff_plain;h=da68bdb68551b9b780894f2dd098b249ce61145b;p=nano-pow.git

Write seed only during GPU dispatch.
---

diff --git a/src/lib/generate/webgpu/index.ts b/src/lib/generate/webgpu/index.ts
index d57837a..8eaca5b 100644
--- a/src/lib/generate/webgpu/index.ts
+++ b/src/lib/generate/webgpu/index.ts
@@ -212,7 +212,7 @@ async function dispatch (dispatchIndex: number, seed: bigint, effort: number): P
 		// Copy seed into INPUT buffer
 		inputDataView.setBigUint64(40, seed, true)
 		logger.log('INPUT', inputDataView)
-		device.queue.writeBuffer(inputBuffers[dispatchIndex], 0, inputDataView)
+		device.queue.writeBuffer(inputBuffers[dispatchIndex], 40, inputDataView, 40)
 
 		// Create command encoder to issue commands to GPU and initiate computation
 		const commandEncoder = device.createCommandEncoder()
@@ -280,7 +280,7 @@ export async function generate (hash: bigint, difficulty: bigint, effort: number
 		timeout = true
 		throw new Error('timed out')
 	}, 60_000)
-	// logger.groupStart('NanoPow WebGPU work_generate')
+	logger.groupStart('NanoPow WebGPU work_generate')
 	logger.log('generating')
 	let found = false
 	let result: { [key: string]: bigint } = {}