Qt: Add shader loading screen options to the settings dialog

rpcs3/Json/tooltips.json

@@ -83,6 +83,11 @@
 			"perfOverlayMarginY": "Sets the vertical distance to the screen border relative to the screen quadrant (measured in pixels).",
 			"perfOverlayCenterX": "Centers the performance overlay horizontally and overrides the horizontal margin.",
 			"perfOverlayCenterY": "Centers the performance overlay vertically and overrides the vertical margin."
+		},
+		"shaderLoadingScreen": {
+			"shaderLoadBgEnabled": "Shows a background image during the native shader loading dialog/loading screen.\nBy default the used image will be <gamedir>/PS3_GAME/PIC1.PNG or <gamedir>/PS3_GAME/PIC0.PNG.",
+			"shaderLoadBgDarkening": "Changes the background image darkening effect strength of the native shader loading dialog.\nThis may be used to improve readability and/or aesthetics.",
+			"shaderLoadBgBlur": "Changes the background image blur effect strength of the native shader loading dialog.\nThis may be used to improve readability and/or aesthetics."
 		}
 	},
 	"gpu": {

rpcs3/rpcs3qt/emu_settings.h

@@ -90,6 +90,11 @@ public:
 		PerfOverlayCenterX,
 		PerfOverlayCenterY,
 
+		// Shader Loading Dialog
+		ShaderLoadBgEnabled,
+		ShaderLoadBgDarkening,
+		ShaderLoadBgBlur,
+
 		// Audio
 		AudioRenderer,
 		DumpToFile,
@@ -284,6 +289,11 @@ private:
 		{ PerfOverlayCenterX,       { "Video", "Performance Overlay", "Center Horizontally" } },
 		{ PerfOverlayCenterY,       { "Video", "Performance Overlay", "Center Vertically" } },
 
+		// Shader Loading Dialog
+		{ ShaderLoadBgEnabled,      { "Video", "Shader Loading Dialog", "Allow custom background" } },
+		{ ShaderLoadBgDarkening,    { "Video", "Shader Loading Dialog", "Darkening effect strength" } },
+		{ ShaderLoadBgBlur,         { "Video", "Shader Loading Dialog", "Blur effect strength" } },
+
 		// Audio
 		{ AudioRenderer,  { "Audio", "Renderer"}},
 		{ DumpToFile,     { "Audio", "Dump to file"}},

rpcs3/rpcs3qt/settings_dialog.cpp

@@ -91,6 +91,7 @@ settings_dialog::settings_dialog(std::shared_ptr<gui_settings> guiSettings, std:
 	QJsonObject json_emu         = json_obj.value("emulator").toObject();
 	QJsonObject json_emu_misc    = json_emu.value("misc").toObject();
 	QJsonObject json_emu_overlay = json_emu.value("overlay").toObject();
+	QJsonObject json_emu_shaders = json_emu.value("shaderLoadingScreen").toObject();
 
 	QJsonObject json_gui = json_obj.value("gui").toObject();
 
@@ -860,6 +861,18 @@ settings_dialog::settings_dialog(std::shared_ptr<gui_settings> guiSettings, std:
 	EnablePerfOverlayOptions(ui->perfOverlayEnabled->isChecked());
 	connect(ui->perfOverlayEnabled, &QCheckBox::clicked, EnablePerfOverlayOptions);
 
+	xemu_settings->EnhanceCheckBox(ui->shaderLoadBgEnabled, emu_settings::ShaderLoadBgEnabled);
+	SubscribeTooltip(ui->shaderLoadBgEnabled, json_emu_shaders["shaderLoadBgEnabled"].toString());
+	auto EnableShaderLoaderOptions = [this](bool enabled)
+	{
+		ui->label_shaderLoadBgDarkening->setEnabled(enabled);
+		ui->label_shaderLoadBgBlur->setEnabled(enabled);
+		ui->shaderLoadBgDarkening->setEnabled(enabled);
+		ui->shaderLoadBgBlur->setEnabled(enabled);
+	};
+	EnableShaderLoaderOptions(ui->shaderLoadBgEnabled->isChecked());
+	connect(ui->shaderLoadBgEnabled, &QCheckBox::clicked, EnableShaderLoaderOptions);
+
 	// Sliders
 
 	xemu_settings->EnhanceSlider(ui->perfOverlayUpdateInterval, emu_settings::PerfOverlayUpdateInterval);
@@ -886,6 +899,22 @@ settings_dialog::settings_dialog(std::shared_ptr<gui_settings> guiSettings, std:
 		ui->label_opacity->setText(tr("Opacity: %0 %").arg(value));
 	});
 
+	xemu_settings->EnhanceSlider(ui->shaderLoadBgDarkening, emu_settings::ShaderLoadBgDarkening);
+	SubscribeTooltip(ui->shaderLoadBgDarkening, json_emu_shaders["shaderLoadBgDarkening"].toString());
+	ui->label_shaderLoadBgDarkening->setText(tr("Background darkening: %0 %").arg(ui->shaderLoadBgDarkening->value()));
+	connect(ui->shaderLoadBgDarkening, &QSlider::valueChanged, [this](int value)
+	{
+		ui->label_shaderLoadBgDarkening->setText(tr("Background darkening: %0 %").arg(value));
+	});
+
+	xemu_settings->EnhanceSlider(ui->shaderLoadBgBlur, emu_settings::ShaderLoadBgBlur);
+	SubscribeTooltip(ui->shaderLoadBgBlur, json_emu_shaders["shaderLoadBgBlur"].toString());
+	ui->label_shaderLoadBgBlur->setText(tr("Background blur: %0 %").arg(ui->shaderLoadBgBlur->value()));
+	connect(ui->shaderLoadBgBlur, &QSlider::valueChanged, [this](int value)
+	{
+		ui->label_shaderLoadBgBlur->setText(tr("Background blur: %0 %").arg(value));
+	});
+
 	// SpinBoxes
 
 	xemu_settings->EnhanceSpinBox(ui->perfOverlayMarginX, emu_settings::PerfOverlayMarginX, "", tr("px"));

rpcs3/rpcs3qt/settings_dialog.ui

@@ -1383,6 +1383,50 @@
                 </item>
                </layout>
               </item>
+             </layout>
+            </widget>
+           </item>
+           <item>
+            <widget class="QGroupBox" name="groupBox_3">
+             <property name="title">
+              <string>Shader Loading Screen</string>
+             </property>
+             <layout class="QVBoxLayout" name="verticalLayout_70">
+              <item>
+               <widget class="QCheckBox" name="shaderLoadBgEnabled">
+                <property name="text">
+                 <string>Allow custom background</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="QLabel" name="label_shaderLoadBgDarkening">
+                <property name="text">
+                 <string>Background darkening:</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="QSlider" name="shaderLoadBgDarkening">
+                <property name="orientation">
+                 <enum>Qt::Horizontal</enum>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="QLabel" name="label_shaderLoadBgBlur">
+                <property name="text">
+                 <string>Background blur:</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="QSlider" name="shaderLoadBgBlur">
+                <property name="orientation">
+                 <enum>Qt::Horizontal</enum>
+                </property>
+               </widget>
+              </item>
               <item>
                <spacer name="verticalSpacer_14">
                 <property name="orientation">