Add frontend settings

src/citra/config.cpp

@@ -122,6 +122,8 @@ void Config::ReadValues() {
     Settings::values.resolution_factor =
         static_cast<u16>(sdl2_config->GetInteger("Renderer", "resolution_factor", 1));
     Settings::values.use_frame_limit = sdl2_config->GetBoolean("Renderer", "use_frame_limit", true);
+    Settings::values.use_disk_shader_cache =
+        sdl2_config->GetBoolean("Renderer", "use_disk_shader_cache", true);
     Settings::values.frame_limit =
         static_cast<u16>(sdl2_config->GetInteger("Renderer", "frame_limit", 100));
     Settings::values.use_vsync_new =

src/citra/default_ini.h

@@ -117,6 +117,10 @@ use_shader_jit =
 # 0: Off, 1 (default): On
 use_vsync_new =
 
+# Reduce stuttering by storing and loading generated shaders to disk
+# 0: Off, 1 (default. On)
+use_disk_shader_cache =
+
 # Resolution scale factor
 # 0: Auto (scales resolution to window size), 1: Native 3DS screen resolution, Otherwise a scale
 # factor for the 3DS resolution

src/citra_qt/configuration/config.cpp

@@ -239,7 +239,7 @@ void Config::ReadUtilityValues() {
     Settings::values.dump_textures = ReadSetting("dump_textures", false).toBool();
     Settings::values.custom_textures = ReadSetting("custom_textures", false).toBool();
     Settings::values.preload_textures = ReadSetting("preload_textures", false).toBool();
-    Settings::values.use_disk_shader_cache = ReadSetting("use_disk_shader_cache", false).toBool();
+    Settings::values.use_disk_shader_cache = ReadSetting("use_disk_shader_cache", true).toBool();
 
     qt_config->endGroup();
 }
@@ -714,7 +714,7 @@ void Config::SaveUtilityValues() {
     WriteSetting("dump_textures", Settings::values.dump_textures, false);
     WriteSetting("custom_textures", Settings::values.custom_textures, false);
     WriteSetting("preload_textures", Settings::values.preload_textures, false);
-    WriteSetting("use_disk_shader_cache", Settings::values.use_disk_shader_cache, false);
+    WriteSetting("use_disk_shader_cache", Settings::values.use_disk_shader_cache, true);
 
     qt_config->endGroup();
 }

src/citra_qt/configuration/configure_enhancements.cpp

@@ -53,6 +53,7 @@ void ConfigureEnhancements::SetConfiguration() {
     ui->toggle_linear_filter->setChecked(Settings::values.filter_mode);
     ui->layout_combobox->setCurrentIndex(static_cast<int>(Settings::values.layout_option));
     ui->swap_screen->setChecked(Settings::values.swap_screen);
+    ui->toggle_disk_shader_cache->setChecked(Settings::values.use_disk_shader_cache);
     ui->toggle_dump_textures->setChecked(Settings::values.dump_textures);
     ui->toggle_custom_textures->setChecked(Settings::values.custom_textures);
     ui->toggle_preload_textures->setChecked(Settings::values.preload_textures);
@@ -97,6 +98,7 @@ void ConfigureEnhancements::ApplyConfiguration() {
     Settings::values.layout_option =
         static_cast<Settings::LayoutOption>(ui->layout_combobox->currentIndex());
     Settings::values.swap_screen = ui->swap_screen->isChecked();
+    Settings::values.use_disk_shader_cache = ui->toggle_disk_shader_cache->isChecked();
     Settings::values.dump_textures = ui->toggle_dump_textures->isChecked();
     Settings::values.custom_textures = ui->toggle_custom_textures->isChecked();
     Settings::values.preload_textures = ui->toggle_preload_textures->isChecked();

src/citra_qt/configuration/configure_enhancements.ui

@@ -264,6 +264,13 @@
       <string>Utility</string>
      </property>
      <layout class="QVBoxLayout" name="verticalLayout_8">
+      <item>
+       <widget class="QCheckBox" name="toggle_disk_shader_cache">
+        <property name="text">
+         <string>Use Disk Shader Cache</string>
+        </property>
+       </widget>
+      </item>
       <item>
        <widget class="QCheckBox" name="toggle_custom_textures">
         <property name="toolTip">