HostDisplay: Add virtual method for getting resolutions

src/core/host_display.h

@@ -3,6 +3,7 @@
 #include "common/window_info.h"
 #include "types.h"
 #include <memory>
+#include <string>
 #include <string_view>
 #include <tuple>
 #include <vector>
@@ -52,6 +53,12 @@ public:
     RightOrBottom
   };
 
+  struct AdapterAndModeList
+  {
+    std::vector<std::string> adapter_names;
+    std::vector<std::string> fullscreen_modes;
+  };
+
   virtual ~HostDisplay();
 
   ALWAYS_INLINE s32 GetWindowWidth() const { return static_cast<s32>(m_window_info.surface_width); }
@@ -85,6 +92,7 @@ public:
   virtual bool SupportsFullscreen() const = 0;
   virtual bool IsFullscreen() = 0;
   virtual bool SetFullscreen(bool fullscreen, u32 width, u32 height, float refresh_rate) = 0;
+  virtual AdapterAndModeList GetAdapterAndModeList() = 0;
   virtual bool CreateResources() = 0;
   virtual void DestroyResources() = 0;
 

src/duckstation-qt/displaysettingswidget.cpp

@@ -171,24 +171,19 @@ void DisplaySettingsWidget::setupAdditionalUi()
 
 void DisplaySettingsWidget::populateGPUAdaptersAndResolutions()
 {
-  std::vector<std::string> adapter_names;
+  HostDisplay::AdapterAndModeList aml;
-  std::vector<std::string> fullscreen_modes;
   bool thread_supported = false;
   bool threaded_presentation_supported = false;
   switch (static_cast<GPURenderer>(m_ui.renderer->currentIndex()))
   {
 #ifdef WIN32
     case GPURenderer::HardwareD3D11:
-    {
+      aml = FrontendCommon::D3D11HostDisplay::StaticGetAdapterAndModeList();
-      FrontendCommon::D3D11HostDisplay::AdapterInfo adapter_info = FrontendCommon::D3D11HostDisplay::GetAdapterInfo();
-      adapter_names = std::move(adapter_info.adapter_names);
-      fullscreen_modes = std::move(adapter_info.fullscreen_modes);
-    }
       break;
 #endif
 
     case GPURenderer::HardwareVulkan:
-      adapter_names = FrontendCommon::VulkanHostDisplay::EnumerateAdapterNames();
+      aml = FrontendCommon::VulkanHostDisplay::StaticGetAdapterAndModeList();
       threaded_presentation_supported = true;
       break;
 
@@ -209,7 +204,7 @@ void DisplaySettingsWidget::populateGPUAdaptersAndResolutions()
     m_ui.adapter->addItem(tr("(Default)"));
 
     // add the other adapters
-    for (const std::string& adapter_name : adapter_names)
+    for (const std::string& adapter_name : aml.adapter_names)
     {
       m_ui.adapter->addItem(QString::fromStdString(adapter_name));
 
@@ -218,7 +213,7 @@ void DisplaySettingsWidget::populateGPUAdaptersAndResolutions()
     }
 
     // disable it if we don't have a choice
-    m_ui.adapter->setEnabled(!adapter_names.empty());
+    m_ui.adapter->setEnabled(!aml.adapter_names.empty());
   }
 
   {
@@ -229,7 +224,7 @@ void DisplaySettingsWidget::populateGPUAdaptersAndResolutions()
     m_ui.fullscreenMode->addItem(tr("Borderless Fullscreen"));
     m_ui.fullscreenMode->setCurrentIndex(0);
 
-    for (const std::string& mode_name : fullscreen_modes)
+    for (const std::string& mode_name : aml.fullscreen_modes)
     {
       m_ui.fullscreenMode->addItem(QString::fromStdString(mode_name));
 
@@ -238,7 +233,7 @@ void DisplaySettingsWidget::populateGPUAdaptersAndResolutions()
     }
 
     // disable it if we don't have a choice
-    m_ui.fullscreenMode->setEnabled(!fullscreen_modes.empty());
+    m_ui.fullscreenMode->setEnabled(!aml.fullscreen_modes.empty());
   }
 
   m_ui.gpuThread->setEnabled(thread_supported);

src/frontend-common/d3d11_host_display.cpp

@@ -256,7 +256,7 @@ bool D3D11HostDisplay::CreateRenderDevice(const WindowInfo& wi, std::string_view
   u32 adapter_index;
   if (!adapter_name.empty())
   {
-    AdapterInfo adapter_info = GetAdapterInfo(temp_dxgi_factory.Get());
+    AdapterAndModeList adapter_info(GetAdapterAndModeList(temp_dxgi_factory.Get()));
     for (adapter_index = 0; adapter_index < static_cast<u32>(adapter_info.adapter_names.size()); adapter_index++)
     {
       if (adapter_name == adapter_info.adapter_names[adapter_index])
@@ -795,19 +795,19 @@ void D3D11HostDisplay::RenderSoftwareCursor(s32 left, s32 top, s32 width, s32 he
   m_context->Draw(3, 0);
 }
 
-D3D11HostDisplay::AdapterInfo D3D11HostDisplay::GetAdapterInfo()
+HostDisplay::AdapterAndModeList D3D11HostDisplay::StaticGetAdapterAndModeList()
 {
   ComPtr<IDXGIFactory> dxgi_factory;
   HRESULT hr = CreateDXGIFactory(IID_PPV_ARGS(dxgi_factory.GetAddressOf()));
   if (FAILED(hr))
     return {};
 
-  return GetAdapterInfo(dxgi_factory.Get());
+  return GetAdapterAndModeList(dxgi_factory.Get());
 }
 
-D3D11HostDisplay::AdapterInfo D3D11HostDisplay::GetAdapterInfo(IDXGIFactory* dxgi_factory)
+HostDisplay::AdapterAndModeList D3D11HostDisplay::GetAdapterAndModeList(IDXGIFactory* dxgi_factory)
 {
-  AdapterInfo adapter_info;
+  AdapterAndModeList adapter_info;
   ComPtr<IDXGIAdapter> current_adapter;
   while (SUCCEEDED(dxgi_factory->EnumAdapters(static_cast<UINT>(adapter_info.adapter_names.size()),
                                               current_adapter.ReleaseAndGetAddressOf())))
@@ -873,6 +873,11 @@ D3D11HostDisplay::AdapterInfo D3D11HostDisplay::GetAdapterInfo(IDXGIFactory* dxg
   return adapter_info;
 }
 
+HostDisplay::AdapterAndModeList D3D11HostDisplay::GetAdapterAndModeList()
+{
+  return GetAdapterAndModeList(m_dxgi_factory.Get());
+}
+
 bool D3D11HostDisplay::SetPostProcessingChain(const std::string_view& config)
 {
   if (config.empty())

src/frontend-common/d3d11_host_display.h

@@ -46,6 +46,7 @@ public:
   virtual bool SupportsFullscreen() const override;
   virtual bool IsFullscreen() override;
   virtual bool SetFullscreen(bool fullscreen, u32 width, u32 height, float refresh_rate) override;
+  virtual AdapterAndModeList GetAdapterAndModeList() override;
   virtual void DestroyRenderSurface() override;
 
   virtual bool SetPostProcessingChain(const std::string_view& config) override;
@@ -68,17 +69,12 @@ public:
 
   virtual bool Render() override;
 
-  struct AdapterInfo
+  static AdapterAndModeList StaticGetAdapterAndModeList();
-  {
-    std::vector<std::string> adapter_names;
-    std::vector<std::string> fullscreen_modes;
-  };
-  static AdapterInfo GetAdapterInfo();
 
 protected:
   static constexpr u32 DISPLAY_UNIFORM_BUFFER_SIZE = 16;
 
-  static AdapterInfo GetAdapterInfo(IDXGIFactory* dxgi_factory);
+  static AdapterAndModeList GetAdapterAndModeList(IDXGIFactory* dxgi_factory);
 
   virtual bool CreateResources() override;
   virtual void DestroyResources() override;

src/frontend-common/opengl_host_display.cpp

@@ -510,6 +510,11 @@ bool OpenGLHostDisplay::SetFullscreen(bool fullscreen, u32 width, u32 height, fl
   return false;
 }
 
+HostDisplay::AdapterAndModeList OpenGLHostDisplay::GetAdapterAndModeList()
+{
+  return {};
+}
+
 void OpenGLHostDisplay::DestroyRenderSurface()
 {
   if (!m_gl_context)

src/frontend-common/opengl_host_display.h

@@ -44,6 +44,7 @@ public:
   virtual bool SupportsFullscreen() const override;
   virtual bool IsFullscreen() override;
   virtual bool SetFullscreen(bool fullscreen, u32 width, u32 height, float refresh_rate) override;
+  virtual AdapterAndModeList GetAdapterAndModeList() override;
   virtual void DestroyRenderSurface() override;
 
   virtual bool SetPostProcessingChain(const std::string_view& config) override;

src/frontend-common/vulkan_host_display.cpp

@@ -139,6 +139,11 @@ bool VulkanHostDisplay::SetFullscreen(bool fullscreen, u32 width, u32 height, fl
   return false;
 }
 
+HostDisplay::AdapterAndModeList VulkanHostDisplay::GetAdapterAndModeList()
+{
+  return StaticGetAdapterAndModeList();
+}
+
 void VulkanHostDisplay::DestroyRenderSurface()
 {
   m_window_info = {};
@@ -747,12 +752,15 @@ void VulkanHostDisplay::RenderSoftwareCursor(s32 left, s32 top, s32 width, s32 h
   vkCmdDraw(cmdbuffer, 3, 1, 0, 0);
 }
 
-std::vector<std::string> VulkanHostDisplay::EnumerateAdapterNames()
+HostDisplay::AdapterAndModeList VulkanHostDisplay::StaticGetAdapterAndModeList()
 {
-  if (g_vulkan_context)
+  AdapterAndModeList ret;
-    return Vulkan::Context::EnumerateGPUNames(g_vulkan_context->GetVulkanInstance());
 
-  if (Vulkan::LoadVulkanLibrary())
+  if (g_vulkan_context)
+  {
+    ret.adapter_names = Vulkan::Context::EnumerateGPUNames(g_vulkan_context->GetVulkanInstance());
+  }
+  else if (Vulkan::LoadVulkanLibrary())
   {
     Common::ScopeGuard lib_guard([]() { Vulkan::UnloadVulkanLibrary(); });
 
@@ -762,7 +770,7 @@ std::vector<std::string> VulkanHostDisplay::EnumerateAdapterNames()
       Common::ScopeGuard instance_guard([&instance]() { vkDestroyInstance(instance, nullptr); });
 
       if (Vulkan::LoadVulkanInstanceFunctions(instance))
-        return Vulkan::Context::EnumerateGPUNames(instance);
+        ret.adapter_names = Vulkan::Context::EnumerateGPUNames(instance);
     }
   }
 

src/frontend-common/vulkan_host_display.h

@@ -43,6 +43,7 @@ public:
   virtual bool SupportsFullscreen() const override;
   virtual bool IsFullscreen() override;
   virtual bool SetFullscreen(bool fullscreen, u32 width, u32 height, float refresh_rate) override;
+  virtual AdapterAndModeList GetAdapterAndModeList() override;
   virtual void DestroyRenderSurface() override;
 
   virtual bool SetPostProcessingChain(const std::string_view& config) override;
@@ -64,7 +65,7 @@ public:
 
   virtual bool Render() override;
 
-  static std::vector<std::string> EnumerateAdapterNames();
+  static AdapterAndModeList StaticGetAdapterAndModeList();
 
 protected:
   struct PushConstants