HostInterface: Move timer resolution increase to base class

src/core/CMakeLists.txt

@@ -91,6 +91,7 @@ if(WIN32)
     gpu_hw_d3d11.cpp
     gpu_hw_d3d11.h
   )
+  target_link_libraries(core PRIVATE winmm.lib)
 endif()
 
 if(${CPU_ARCH} STREQUAL "x64")

src/core/core.vcxproj

@@ -296,6 +296,9 @@
       <AdditionalDependencies>SDL2.lib;SDL2main.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(SolutionDir)dep\lib32-debug;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
+    <Lib>
+      <AdditionalDependencies>winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Lib>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <ClCompile>
@@ -318,6 +321,9 @@
       <AdditionalDependencies>SDL2.lib;SDL2main.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(SolutionDir)dep\lib64-debug;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
+    <Lib>
+      <AdditionalDependencies>winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Lib>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='DebugFast|Win32'">
     <ClCompile>
@@ -343,6 +349,9 @@
       <AdditionalDependencies>SDL2.lib;SDL2main.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(SolutionDir)dep\lib32-debug;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
+    <Lib>
+      <AdditionalDependencies>winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Lib>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='DebugFast|x64'">
     <ClCompile>
@@ -368,6 +377,9 @@
       <AdditionalDependencies>SDL2.lib;SDL2main.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(SolutionDir)dep\lib64-debug;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
+    <Lib>
+      <AdditionalDependencies>winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Lib>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <ClCompile>
@@ -391,6 +403,9 @@
       <AdditionalDependencies>SDL2.lib;SDL2main.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(SolutionDir)dep\lib32;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
+    <Lib>
+      <AdditionalDependencies>winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Lib>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseLTCG|Win32'">
     <ClCompile>
@@ -415,6 +430,9 @@
       <AdditionalDependencies>SDL2.lib;SDL2main.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(SolutionDir)dep\lib32;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
+    <Lib>
+      <AdditionalDependencies>winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Lib>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <ClCompile>
@@ -438,6 +456,9 @@
       <AdditionalDependencies>SDL2.lib;SDL2main.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(SolutionDir)dep\lib64;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
+    <Lib>
+      <AdditionalDependencies>winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Lib>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseLTCG|x64'">
     <ClCompile>
@@ -462,6 +483,9 @@
       <AdditionalDependencies>SDL2.lib;SDL2main.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(SolutionDir)dep\lib64;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
+    <Lib>
+      <AdditionalDependencies>winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Lib>
   </ItemDefinitionGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets" />

src/core/host_interface.cpp

@@ -20,6 +20,11 @@
 #include <stdlib.h>
 Log_SetChannel(HostInterface);
 
+#ifdef WIN32
+#include "common/windows_headers.h"
+#include <mmsystem.h>
+#endif
+
 #if defined(ANDROID) || (defined(__GNUC__) && __GNUC__ < 8)
 
 static std::string GetRelativePath(const std::string& path, const char* new_filename)
@@ -129,8 +134,10 @@ void HostInterface::DestroySystem()
   if (!m_system)
     return;
 
-  m_system.reset();
+  SetTimerResolutionIncreased(false);
+
   m_paused = false;
+  m_system.reset();
   m_audio_stream.reset();
   ReleaseHostDisplay();
   OnSystemDestroyed();
@@ -485,8 +492,11 @@ void HostInterface::UpdateSpeedLimiterState()
     m_audio_stream->EmptyBuffers();
 
   m_display->SetVSync(video_sync_enabled);
-  if (m_system)
-    m_system->ResetPerformanceCounters();
+
+  if (m_settings.increase_timer_resolution)
+    SetTimerResolutionIncreased(m_speed_limiter_enabled);
+
+  m_system->ResetPerformanceCounters();
 }
 
 void HostInterface::OnSystemCreated() {}
@@ -670,6 +680,7 @@ void HostInterface::SetDefaultSettings()
   m_settings.emulation_speed = 1.0f;
   m_settings.speed_limiter_enabled = true;
   m_settings.start_paused = false;
+  m_settings.increase_timer_resolution = true;
 
   m_settings.gpu_renderer = Settings::DEFAULT_GPU_RENDERER;
   m_settings.gpu_resolution_scale = 1;
@@ -799,3 +810,18 @@ void HostInterface::RecreateSystem()
 
   m_system->ResetPerformanceCounters();
 }
+
+void HostInterface::SetTimerResolutionIncreased(bool enabled)
+{
+  if (m_timer_resolution_increased == enabled)
+    return;
+
+  m_timer_resolution_increased = enabled;
+
+#ifdef WIN32
+  if (enabled)
+    timeBeginPeriod(1);
+  else
+    timeEndPeriod(1);
+#endif
+}

src/core/host_interface.h

@@ -153,6 +153,9 @@ protected:
   /// Switches the GPU renderer by saving state, recreating the display window, and restoring state (if needed).
   void RecreateSystem();
 
+  /// Increases timer resolution when supported by the host OS.
+  void SetTimerResolutionIncreased(bool enabled);
+
   void UpdateSpeedLimiterState();
 
   void DrawFPSWindow();
@@ -169,6 +172,7 @@ protected:
   bool m_paused = false;
   bool m_speed_limiter_temp_disabled = false;
   bool m_speed_limiter_enabled = false;
+  bool m_timer_resolution_increased = false;
 
   std::deque<OSDMessage> m_osd_messages;
   std::mutex m_osd_messages_lock;

src/core/settings.cpp

@@ -11,6 +11,7 @@ void Settings::Load(SettingsInterface& si)
 
   emulation_speed = si.GetFloatValue("General", "EmulationSpeed", 1.0f);
   speed_limiter_enabled = si.GetBoolValue("General", "SpeedLimiterEnabled", true);
+  increase_timer_resolution = si.GetBoolValue("General", "IncreaseTimerResolution", true);
   start_paused = si.GetBoolValue("General", "StartPaused", false);
 
   cpu_execution_mode = ParseCPUExecutionMode(si.GetStringValue("CPU", "ExecutionMode", "Interpreter").c_str())
@@ -60,6 +61,7 @@ void Settings::Save(SettingsInterface& si) const
 
   si.SetFloatValue("General", "EmulationSpeed", emulation_speed);
   si.SetBoolValue("General", "SpeedLimiterEnabled", speed_limiter_enabled);
+  si.SetBoolValue("General", "IncreaseTimerResolution", increase_timer_resolution);
   si.SetBoolValue("General", "StartPaused", start_paused);
 
   si.SetStringValue("CPU", "ExecutionMode", GetCPUExecutionModeName(cpu_execution_mode));

src/core/settings.h

@@ -38,6 +38,7 @@ struct Settings
   float emulation_speed = 1.0f;
   bool start_paused = false;
   bool speed_limiter_enabled = true;
+  bool increase_timer_resolution = true;
 
   GPURenderer gpu_renderer = GPURenderer::Software;
   u32 gpu_resolution_scale = 1;

src/duckstation-sdl/CMakeLists.txt

@@ -18,6 +18,6 @@ if(WIN32)
     d3d11_host_display.cpp
     d3d11_host_display.h
   )
-  target_link_libraries(duckstation-sdl PRIVATE d3d11.lib dxgi.lib winmm.lib ${SDL2MAIN_LIBRARIES})
+  target_link_libraries(duckstation-sdl PRIVATE d3d11.lib dxgi.lib ${SDL2MAIN_LIBRARIES})
 endif()
 

src/duckstation-sdl/duckstation-sdl.vcxproj

@@ -220,7 +220,7 @@
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>d3d11.lib;dxgi.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>d3d11.lib;dxgi.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
@@ -241,7 +241,7 @@
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>d3d11.lib;dxgi.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>d3d11.lib;dxgi.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='DebugFast|Win32'">
@@ -265,7 +265,7 @@
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>d3d11.lib;dxgi.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>d3d11.lib;dxgi.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='DebugFast|x64'">
@@ -289,7 +289,7 @@
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>d3d11.lib;dxgi.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>d3d11.lib;dxgi.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
@@ -311,7 +311,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <AdditionalDependencies>d3d11.lib;dxgi.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>d3d11.lib;dxgi.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <LinkTimeCodeGeneration>Default</LinkTimeCodeGeneration>
     </Link>
   </ItemDefinitionGroup>
@@ -335,7 +335,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <AdditionalDependencies>d3d11.lib;dxgi.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>d3d11.lib;dxgi.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
     </Link>
   </ItemDefinitionGroup>
@@ -358,7 +358,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <AdditionalDependencies>d3d11.lib;dxgi.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>d3d11.lib;dxgi.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <LinkTimeCodeGeneration>Default</LinkTimeCodeGeneration>
     </Link>
   </ItemDefinitionGroup>
@@ -382,7 +382,7 @@
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <AdditionalDependencies>d3d11.lib;dxgi.lib;winmm.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>d3d11.lib;dxgi.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
     </Link>
   </ItemDefinitionGroup>

src/duckstation-sdl/sdl_host_interface.cpp

@@ -21,18 +21,11 @@
 Log_SetChannel(SDLHostInterface);
 
 #ifdef WIN32
-#include "common/windows_headers.h"
 #include "d3d11_host_display.h"
-#include <mmsystem.h>
 #endif
 
 SDLHostInterface::SDLHostInterface()
 {
-  // Increase timer/sleep resolution since we use it for throttling.
-#ifdef WIN32
-  timeBeginPeriod(1);
-#endif
-
   m_update_settings_event_id = SDL_RegisterEvents(1);
 }
 
@@ -47,10 +40,6 @@ SDLHostInterface::~SDLHostInterface()
 
   if (m_window)
     DestroySDLWindow();
-
-#ifdef WIN32
-  timeEndPeriod(1);
-#endif
 }
 
 bool SDLHostInterface::CreateSDLWindow()