expose 8x resolution (#578)

parallel-rdp/interface.cpp

@@ -274,6 +274,11 @@ void rdp_new_processor(GFX_INFO _gfx_info)
 		flags |= RDP::COMMAND_PROCESSOR_FLAG_SUPER_SAMPLED_DITHER_BIT;
 		flags |= RDP::COMMAND_PROCESSOR_FLAG_UPSCALING_4X_BIT;
 	}
+	else if (gfx_info.upscale == 8)
+	{
+		flags |= RDP::COMMAND_PROCESSOR_FLAG_SUPER_SAMPLED_DITHER_BIT;
+		flags |= RDP::COMMAND_PROCESSOR_FLAG_UPSCALING_8X_BIT;
+	}
 
 	processor = new RDP::CommandProcessor(wsi->get_device(), gfx_info.RDRAM, 0, gfx_info.RDRAM_SIZE, gfx_info.RDRAM_SIZE / 2, flags);
 }

src/ui/gui.rs

@@ -111,6 +111,7 @@ fn settings_window(app: &AppWindow, config: &ui::config::Config) {
         1 => 0,
         2 => 1,
         4 => 2,
+        8 => 3,
         _ => 0,
     };
     app.set_resolution(combobox_value);
@@ -249,7 +250,7 @@ pub fn save_settings(app: &AppWindow, controller_paths: &[Option<String>]) {
     config.emulation.overclock = app.get_overclock_n64_cpu();
     config.emulation.disable_expansion_pak = app.get_disable_expansion_pak();
     config.emulation.usb = app.get_emulate_usb();
-    let upscale_values = [1, 2, 4];
+    let upscale_values = [1, 2, 4, 8];
     config.video.upscale = upscale_values[app.get_resolution() as usize];
 
     config.input.emulate_vru = app.get_emulate_vru();

src/ui/gui/settings_page.slint

@@ -29,7 +29,7 @@ export component Settings inherits Page {
             }
 
             ComboBox {
-                model: ["1x", "2x", "4x"];
+                model: ["1x", "2x", "4x", "8x"];
                 current-index: SettingsData.resolution;
                 selected => {
                     SettingsData.resolution = self.current-index;