From 64145166ba7e5414ff8a33de07803237a5cced07 Mon Sep 17 00:00:00 2001
From: tildearrow <me@tildearrow.org>
Date: Wed, 3 May 2023 02:30:39 -0500
Subject: [PATCH] Game Boy: fix wave being offset by 1

---
 src/engine/platform/gb.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/engine/platform/gb.cpp b/src/engine/platform/gb.cpp
index e94970145..fe9637362 100644
--- a/src/engine/platform/gb.cpp
+++ b/src/engine/platform/gb.cpp
@@ -82,8 +82,8 @@ void DivPlatformGB::acquire(short** buf, size_t len) {
 void DivPlatformGB::updateWave() {
   rWrite(0x1a,0);
   for (int i=0; i<16; i++) {
-    int nibble1=15-ws.output[((i<<1)+antiClickWavePos-1)&31];
-    int nibble2=15-ws.output[((1+(i<<1))+antiClickWavePos-1)&31];
+    int nibble1=15-ws.output[((i<<1)+antiClickWavePos)&31];
+    int nibble2=15-ws.output[((1+(i<<1))+antiClickWavePos)&31];
     rWrite(0x30+i,(nibble1<<4)|nibble2);
   }
   antiClickWavePos&=31;