From 1d60bb03cc9060f7657960fb2bf58d77894c0460 Mon Sep 17 00:00:00 2001
From: tildearrow <me@tildearrow.org>
Date: Fri, 7 Mar 2025 01:48:10 -0500
Subject: [PATCH] NES: reduce CPU usage when no channels active

---
 src/engine/platform/sound/nes/apu.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/engine/platform/sound/nes/apu.c b/src/engine/platform/sound/nes/apu.c
index aeb083bc8..8c3cd0bba 100644
--- a/src/engine/platform/sound/nes/apu.c
+++ b/src/engine/platform/sound/nes/apu.c
@@ -371,4 +371,10 @@ void apu_turn_on(struct NESAPU* a, BYTE apu_type) {
   // come non viene inizializzato? Vorrei qualche spiegazione...
   a->r4011.frames = 0;
   a->lastSample = 0;
+
+  a->S1.timer=2048;
+  a->S2.timer=2048;
+  a->TR.timer=2048;
+  a->NS.timer=0x0FE4;
+  //a->DMC.=0x01AC;
 }