From f834caca9b3ba2333917fe593df589ed7ef32b19 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Sat, 25 Jun 2022 15:37:41 +0200
Subject: [PATCH] Temporarily reverted main thread delays to the old way to
 reduce CPU usage until we figure out a better way that gives more accuracy at
 comparably reduced CPU usage.

---
 src/qt/qt_main.cpp     | 5 +----
 src/win/Makefile.mingw | 4 ++++
 src/win/win.c          | 3 +--
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/qt/qt_main.cpp b/src/qt/qt_main.cpp
index d14b95ae0..30e3df2ee 100644
--- a/src/qt/qt_main.cpp
+++ b/src/qt/qt_main.cpp
@@ -120,10 +120,7 @@ main_thread_fn()
             }
         } else {
             /* Just so we dont overload the host OS. */
-            if (drawits < -1 || dopause)
-                std::this_thread::sleep_for(std::chrono::milliseconds(1));
-            else
-                std::this_thread::yield();
+            std::this_thread::sleep_for(std::chrono::milliseconds(1));
         }
 
         /* If needed, handle a screen resize. */
diff --git a/src/win/Makefile.mingw b/src/win/Makefile.mingw
index 9d657989a..278ef11f7 100644
--- a/src/win/Makefile.mingw
+++ b/src/win/Makefile.mingw
@@ -758,7 +758,11 @@ ifdef EXOBJ
 OBJ		+= $(EXOBJ)
 endif
 
+ifeq ($(OPENAL), y)
+LIBS		:= -mwindows -lopenal -lcomctl32 -lSDL2 -limagehlp -ldinput8 -ldxguid -ldxerr8 -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lshell32 -lversion -luuid
+else
 LIBS		:= -mwindows -lcomctl32 -lSDL2 -limagehlp -ldinput8 -ldxguid -ldxerr8 -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lshell32 -lversion -luuid
+endif
 
 ifeq ($(RTMIDI), y)
  SNDOBJ		+= midi_rtmidi.o
diff --git a/src/win/win.c b/src/win/win.c
index cd938217e..382c58b70 100644
--- a/src/win/win.c
+++ b/src/win/win.c
@@ -549,8 +549,7 @@ main_thread(void *param)
 			frames = 0;
 		}
 	} else	/* Just so we dont overload the host OS. */
-		Sleep((drawits < -1) ? 1 : 0);
-		// Sleep(1);
+		Sleep(1);
 
 	/* If needed, handle a screen resize. */
 	if (!atomic_flag_test_and_set(&doresize) && !video_fullscreen && !is_quit) {