From 5fe661e9a34e4aa3069abfa11f12ec5e9a34beda Mon Sep 17 00:00:00 2001
From: tildearrow <tildearrow@protonmail.com>
Date: Mon, 15 Aug 2022 22:40:04 -0500
Subject: [PATCH] allow rates down to 1Hz

---
 src/engine/playback.cpp | 6 +++---
 src/gui/songInfo.cpp    | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/engine/playback.cpp b/src/engine/playback.cpp
index 3ba4f1417..3dbc6b5fb 100644
--- a/src/engine/playback.cpp
+++ b/src/engine/playback.cpp
@@ -604,7 +604,7 @@ void DivEngine::processRow(int i, bool afterDelay) {
         break;
       case 0xc0: case 0xc1: case 0xc2: case 0xc3: // set Hz
         divider=(double)(((effect&0x3)<<8)|effectVal);
-        if (divider<10) divider=10;
+        if (divider<1) divider=1;
         cycles=got.rate*pow(2,MASTER_CLOCK_PREC)/divider;
         clockDrift=0;
         subticks=0;
@@ -695,7 +695,7 @@ void DivEngine::processRow(int i, bool afterDelay) {
         break;
       case 0xf0: // set Hz by tempo
         divider=(double)effectVal*2.0/5.0;
-        if (divider<10) divider=10;
+        if (divider<1) divider=1;
         cycles=got.rate*pow(2,MASTER_CLOCK_PREC)/divider;
         clockDrift=0;
         subticks=0;
@@ -959,7 +959,7 @@ void DivEngine::nextRow() {
 
 bool DivEngine::nextTick(bool noAccum, bool inhibitLowLat) {
   bool ret=false;
-  if (divider<10) divider=10;
+  if (divider<1) divider=1;
 
   if (lowLatency && !skipping && !inhibitLowLat) {
     tickMult=1000/divider;
diff --git a/src/gui/songInfo.cpp b/src/gui/songInfo.cpp
index 7f7e026ed..44982abaf 100644
--- a/src/gui/songInfo.cpp
+++ b/src/gui/songInfo.cpp
@@ -195,7 +195,7 @@ void FurnaceGUI::drawSongInfo() {
       float setHz=tempoView?e->curSubSong->hz*2.5:e->curSubSong->hz;
       if (ImGui::InputFloat("##Rate",&setHz,1.0f,1.0f,"%g")) { MARK_MODIFIED
         if (tempoView) setHz/=2.5;
-        if (setHz<10) setHz=10;
+        if (setHz<1) setHz=1;
         if (setHz>999) setHz=999;
         e->setSongRate(setHz,setHz<52);
       }