4 files changed, 21 insertions, 0 deletions

diff --git a/src/yuzu/configuration/config.cpp b/src/yuzu/configuration/config.cpp
index da6e5aa88..8ecd87150 100644
--- a/src/yuzu/configuration/config.cpp
+++ b/src/yuzu/configuration/config.cpp
@@ -684,6 +684,7 @@ void Config::ReadRendererValues() {
     ReadGlobalSetting(Settings::values.shader_backend);
     ReadGlobalSetting(Settings::values.use_asynchronous_shaders);
     ReadGlobalSetting(Settings::values.use_fast_gpu_time);
+    ReadGlobalSetting(Settings::values.use_pessimistic_flushes);
     ReadGlobalSetting(Settings::values.bg_red);
     ReadGlobalSetting(Settings::values.bg_green);
     ReadGlobalSetting(Settings::values.bg_blue);
@@ -1300,6 +1301,7 @@ void Config::SaveRendererValues() {
                  Settings::values.shader_backend.UsingGlobal());
     WriteGlobalSetting(Settings::values.use_asynchronous_shaders);
     WriteGlobalSetting(Settings::values.use_fast_gpu_time);
+    WriteGlobalSetting(Settings::values.use_pessimistic_flushes);
     WriteGlobalSetting(Settings::values.bg_red);
     WriteGlobalSetting(Settings::values.bg_green);
     WriteGlobalSetting(Settings::values.bg_blue);
diff --git a/src/yuzu/configuration/configure_graphics_advanced.cpp b/src/yuzu/configuration/configure_graphics_advanced.cpp
index 7c3196c83..01f074699 100644
--- a/src/yuzu/configuration/configure_graphics_advanced.cpp
+++ b/src/yuzu/configuration/configure_graphics_advanced.cpp
@@ -28,6 +28,7 @@ void ConfigureGraphicsAdvanced::SetConfiguration() {
     ui->use_vsync->setChecked(Settings::values.use_vsync.GetValue());
     ui->use_asynchronous_shaders->setChecked(Settings::values.use_asynchronous_shaders.GetValue());
     ui->use_fast_gpu_time->setChecked(Settings::values.use_fast_gpu_time.GetValue());
+    ui->use_pessimistic_flushes->setChecked(Settings::values.use_pessimistic_flushes.GetValue());
 
     if (Settings::IsConfiguringGlobal()) {
         ui->gpu_accuracy->setCurrentIndex(
@@ -55,6 +56,8 @@ void ConfigureGraphicsAdvanced::ApplyConfiguration() {
                                              use_asynchronous_shaders);
     ConfigurationShared::ApplyPerGameSetting(&Settings::values.use_fast_gpu_time,
                                              ui->use_fast_gpu_time, use_fast_gpu_time);
+    ConfigurationShared::ApplyPerGameSetting(&Settings::values.use_pessimistic_flushes,
+                                             ui->use_pessimistic_flushes, use_pessimistic_flushes);
 }
 
 void ConfigureGraphicsAdvanced::changeEvent(QEvent* event) {
@@ -77,6 +80,8 @@ void ConfigureGraphicsAdvanced::SetupPerGameUI() {
         ui->use_asynchronous_shaders->setEnabled(
             Settings::values.use_asynchronous_shaders.UsingGlobal());
         ui->use_fast_gpu_time->setEnabled(Settings::values.use_fast_gpu_time.UsingGlobal());
+        ui->use_pessimistic_flushes->setEnabled(
+            Settings::values.use_pessimistic_flushes.UsingGlobal());
         ui->anisotropic_filtering_combobox->setEnabled(
             Settings::values.max_anisotropy.UsingGlobal());
 
@@ -89,6 +94,9 @@ void ConfigureGraphicsAdvanced::SetupPerGameUI() {
                                             use_asynchronous_shaders);
     ConfigurationShared::SetColoredTristate(ui->use_fast_gpu_time,
                                             Settings::values.use_fast_gpu_time, use_fast_gpu_time);
+    ConfigurationShared::SetColoredTristate(ui->use_pessimistic_flushes,
+                                            Settings::values.use_pessimistic_flushes,
+                                            use_pessimistic_flushes);
     ConfigurationShared::SetColoredComboBox(
         ui->gpu_accuracy, ui->label_gpu_accuracy,
         static_cast<int>(Settings::values.gpu_accuracy.GetValue(true)));
diff --git a/src/yuzu/configuration/configure_graphics_advanced.h b/src/yuzu/configuration/configure_graphics_advanced.h
index 1ef7bd916..12e816905 100644
--- a/src/yuzu/configuration/configure_graphics_advanced.h
+++ b/src/yuzu/configuration/configure_graphics_advanced.h
@@ -39,6 +39,7 @@ private:
     ConfigurationShared::CheckState use_vsync;
     ConfigurationShared::CheckState use_asynchronous_shaders;
     ConfigurationShared::CheckState use_fast_gpu_time;
+    ConfigurationShared::CheckState use_pessimistic_flushes;
 
     const Core::System& system;
 };
diff --git a/src/yuzu/configuration/configure_graphics_advanced.ui b/src/yuzu/configuration/configure_graphics_advanced.ui
index d6d819364..87a121471 100644
--- a/src/yuzu/configuration/configure_graphics_advanced.ui
+++ b/src/yuzu/configuration/configure_graphics_advanced.ui
@@ -100,6 +100,16 @@
          </widget>
         </item>
         <item>
+         <widget class="QCheckBox" name="use_pessimistic_flushes">
+          <property name="toolTip">
+            <string>Enables pessimistic buffer flushes. This option will force unmodified buffers to be flushed, which can cost performance.</string>
+          </property>
+          <property name="text">
+           <string>Use pessimistic buffer flushes (Hack)</string>
+          </property>
+         </widget>
+        </item>
+        <item>
          <widget class="QWidget" name="af_layout" native="true">
           <layout class="QHBoxLayout" name="horizontalLayout_1">
            <property name="leftMargin">