From 01348628a87564496045b6eaa60a14a207e5bf3d Mon Sep 17 00:00:00 2001
From: tildearrow <me@tildearrow.org>
Date: Thu, 29 May 2025 16:28:01 -0500
Subject: [PATCH] ESFM: fix inverted output

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

diff --git a/src/engine/platform/esfm.cpp b/src/engine/platform/esfm.cpp
index 6412a4859..ac64afc4a 100644
--- a/src/engine/platform/esfm.cpp
+++ b/src/engine/platform/esfm.cpp
@@ -90,11 +90,11 @@ void DivPlatformESFM::acquireDirect(blip_buffer_t** bb, size_t len) {
     sharedNeedlePos+=oscBuf[0]->rateMul;
 
     if (o[0]!=oldOut[0]) {
-      blip_add_delta(bb[0],h,oldOut[0]-o[0]);
+      blip_add_delta(bb[0],h,o[0]-oldOut[0]);
       oldOut[0]=o[0];
     }
     if (o[1]!=oldOut[1]) {
-      blip_add_delta(bb[1],h,oldOut[1]-o[1]);
+      blip_add_delta(bb[1],h,o[1]-oldOut[1]);
       oldOut[1]=o[1];
     }
   }