GPU: Add option to disable PGXP on 2D polygons

src/core/fullscreen_ui.cpp

@@ -4165,8 +4165,9 @@ void FullscreenUI::DrawDisplaySettingsPage()
     bsi->GetOptionalSmallStringValue("GPU", "Adapter", game_settings ? std::nullopt : std::optional<const char*>(""));
 
   if (MenuButtonWithValue(FSUI_CSTR("GPU Adapter"), FSUI_CSTR("Selects the GPU to use for rendering."),
-    current_adapter.has_value() ? (current_adapter->empty() ? FSUI_CSTR("Default") : current_adapter->c_str()) :
+                          current_adapter.has_value() ?
-                                                 FSUI_CSTR("Use Global Setting")))
+                            (current_adapter->empty() ? FSUI_CSTR("Default") : current_adapter->c_str()) :
+                            FSUI_CSTR("Use Global Setting")))
   {
     ImGuiFullscreen::ChoiceDialogOptions options;
     options.reserve(s_graphics_adapter_list_cache.size() + 2);
@@ -4203,8 +4204,8 @@ void FullscreenUI::DrawDisplaySettingsPage()
     OpenChoiceDialog(FSUI_ICONSTR(ICON_FA_TV, "GPU Adapter"), false, std::move(options), std::move(callback));
   }
 
-  std::optional<SmallString> strvalue = bsi->GetOptionalSmallStringValue("GPU", "FullscreenMode",
+  std::optional<SmallString> strvalue = bsi->GetOptionalSmallStringValue(
-                                              game_settings ? std::nullopt : std::optional<const char*>(""));
+    "GPU", "FullscreenMode", game_settings ? std::nullopt : std::optional<const char*>(""));
 
   if (MenuButtonWithValue(
         FSUI_CSTR("Fullscreen Resolution"), FSUI_CSTR("Selects the resolution to use in fullscreen modes."),
@@ -5152,6 +5153,10 @@ void FullscreenUI::DrawAdvancedSettingsPage()
   DrawToggleSetting(bsi, FSUI_CSTR("Enable PGXP Vertex Cache"),
                     FSUI_CSTR("Uses screen positions to resolve PGXP data. May improve visuals in some games."), "GPU",
                     "PGXPVertexCache", pgxp_enabled);
+  DrawToggleSetting(bsi, FSUI_CSTR("Disable PGXP on 2D Polygons"),
+                    FSUI_CSTR("Uses native resolution coordinates for 2D polygons, instead of precise coordinates. Can "
+                              "fix misaligned UI in some games, but otherwise should be left disabled."),
+                    "GPU", "PGXPDisableOn2DPolygons", false, pgxp_enabled);
   DrawFloatRangeSetting(
     bsi, FSUI_CSTR("PGXP Geometry Tolerance"),
     FSUI_CSTR("Sets a threshold for discarding precise values when exceeded. May help with glitches in some games."),
@@ -7354,6 +7359,7 @@ TRANSLATE_NOOP("FullscreenUI", "Device Settings");
 TRANSLATE_NOOP("FullscreenUI", "Disable All Enhancements");
 TRANSLATE_NOOP("FullscreenUI", "Disable Interlacing");
 TRANSLATE_NOOP("FullscreenUI", "Disable Mailbox Presentation");
+TRANSLATE_NOOP("FullscreenUI", "Disable PGXP on 2D Polygons");
 TRANSLATE_NOOP("FullscreenUI", "Disable Subdirectory Scanning");
 TRANSLATE_NOOP("FullscreenUI", "Disabled");
 TRANSLATE_NOOP("FullscreenUI", "Disables dithering and uses the full 8 bits per channel of color information.");
@@ -7793,6 +7799,7 @@ TRANSLATE_NOOP("FullscreenUI", "Uses a blit presentation model instead of flippi
 TRANSLATE_NOOP("FullscreenUI", "Uses a light coloured theme instead of the default dark theme.");
 TRANSLATE_NOOP("FullscreenUI", "Uses a second thread for drawing graphics. Speed boost, and safe to use.");
 TRANSLATE_NOOP("FullscreenUI", "Uses game-specific settings for controllers for this game.");
+TRANSLATE_NOOP("FullscreenUI", "Uses native resolution coordinates for 2D polygons, instead of precise coordinates. Can fix misaligned UI in some games, but otherwise should be left disabled.");
 TRANSLATE_NOOP("FullscreenUI", "Uses perspective-correct interpolation for colors, which can improve visuals in some games.");
 TRANSLATE_NOOP("FullscreenUI", "Uses perspective-correct interpolation for texture coordinates, straightening out warped textures.");
 TRANSLATE_NOOP("FullscreenUI", "Uses screen positions to resolve PGXP data. May improve visuals in some games.");

src/core/game_database.cpp

@@ -34,7 +34,7 @@ namespace GameDatabase {
 enum : u32
 {
   GAME_DATABASE_CACHE_SIGNATURE = 0x45434C48,
-  GAME_DATABASE_CACHE_VERSION = 9,
+  GAME_DATABASE_CACHE_VERSION = 10,
 };
 
 static Entry* GetMutableEntry(std::string_view serial);
@@ -77,6 +77,7 @@ static constexpr const std::array<const char*, static_cast<u32>(GameDatabase::Tr
   "DisablePGXPColorCorrection",
   "DisablePGXPDepthBuffer",
   "DisablePGXPPreserveProjFP",
+  "DisablePGXPOn2DPolygons",
   "ForcePGXPVertexCache",
   "ForcePGXPCPUMode",
   "ForceRecompilerMemoryExceptions",
@@ -103,6 +104,7 @@ static constexpr const std::array<const char*, static_cast<u32>(GameDatabase::Tr
   TRANSLATE_NOOP("GameDatabase", "Disable PGXP Color Correction"),
   TRANSLATE_NOOP("GameDatabase", "Disable PGXP Depth Buffer"),
   TRANSLATE_NOOP("GameDatabase", "Disable PGXP Preserve Projection Floating Point"),
+  TRANSLATE_NOOP("GameDatabase", "Disable PGXP on 2D Polygons"),
   TRANSLATE_NOOP("GameDatabase", "Force PGXP Vertex Cache"),
   TRANSLATE_NOOP("GameDatabase", "Force PGXP CPU Mode"),
   TRANSLATE_NOOP("GameDatabase", "Force Recompiler Memory Exceptions"),
@@ -600,7 +602,7 @@ void GameDatabase::Entry::ApplySettings(Settings& settings, bool display_osd_mes
                               osd_duration);
     }
 
-    settings.gpu_pgxp_vertex_cache = true;
+    settings.gpu_pgxp_vertex_cache = settings.gpu_pgxp_enable;
   }
   else if (settings.gpu_pgxp_enable && settings.gpu_pgxp_vertex_cache)
   {
@@ -629,7 +631,7 @@ void GameDatabase::Entry::ApplySettings(Settings& settings, bool display_osd_mes
 #endif
     }
 
-    settings.gpu_pgxp_cpu = true;
+    settings.gpu_pgxp_cpu = settings.gpu_pgxp_enable;
   }
   else if (settings.UsingPGXPCPUMode())
   {
@@ -652,6 +654,17 @@ void GameDatabase::Entry::ApplySettings(Settings& settings, bool display_osd_mes
     settings.gpu_pgxp_depth_buffer = false;
   }
 
+  if (HasTrait(Trait::DisablePGXPOn2DPolygons))
+  {
+    if (display_osd_messages && settings.gpu_pgxp_enable && !settings.gpu_pgxp_disable_2d)
+    {
+      Host::AddIconOSDMessage("gamedb_disable_pgxp_2d", ICON_FA_MICROCHIP,
+                              TRANSLATE_STR("OSDMessage", "PGXP disabled on 2D polygons by compatibility settings."),
+                              osd_duration);
+    }
+    g_settings.gpu_pgxp_disable_2d = true;
+  }
+
   if (HasTrait(Trait::ForceRecompilerMemoryExceptions))
   {
     WARNING_LOG("Memory exceptions for recompiler forced by compatibility settings.");

src/core/game_database.h

@@ -45,6 +45,7 @@ enum class Trait : u32
   DisablePGXPColorCorrection,
   DisablePGXPDepthBuffer,
   DisablePGXPPreserveProjFP,
+  DisablePGXPOn2DPolygons,
   ForcePGXPVertexCache,
   ForcePGXPCPUMode,
   ForceRecompilerMemoryExceptions,

src/core/gpu_hw.cpp

@@ -2190,8 +2190,22 @@ void GPU_HW::LoadVertices()
         if (!valid_w)
         {
           SetBatchDepthBuffer(false);
-          for (BatchVertex& v : vertices)
+          if (g_settings.gpu_pgxp_disable_2d)
-            v.w = 1.0f;
+          {
+            // NOTE: This reads uninitialized data, but it's okay, it doesn't get used.
+            for (size_t i = 0; i < vertices.size(); i++)
+            {
+              BatchVertex& v = vertices[i];
+              v.x = static_cast<float>(native_vertex_positions[i].x);
+              v.y = static_cast<float>(native_vertex_positions[i].y);
+              v.w = 1.0f;
+            }
+          }
+          else
+          {
+            for (BatchVertex& v : vertices)
+              v.w = 1.0f;
+          }
         }
         else if (m_pgxp_depth_buffer)
         {

src/core/settings.cpp

@@ -203,7 +203,8 @@ void Settings::Load(SettingsInterface& si)
       si.GetStringValue("GPU", "TextureFilter", GetTextureFilterName(DEFAULT_GPU_TEXTURE_FILTER)).c_str())
       .value_or(DEFAULT_GPU_TEXTURE_FILTER);
   gpu_sprite_texture_filter =
-    ParseTextureFilterName(si.GetStringValue("GPU", "SpriteTextureFilter", GetTextureFilterName(gpu_texture_filter)).c_str())
+    ParseTextureFilterName(
+      si.GetStringValue("GPU", "SpriteTextureFilter", GetTextureFilterName(gpu_texture_filter)).c_str())
       .value_or(gpu_texture_filter);
   gpu_line_detect_mode =
     ParseLineDetectModeName(
@@ -231,6 +232,7 @@ void Settings::Load(SettingsInterface& si)
   gpu_pgxp_preserve_proj_fp = si.GetBoolValue("GPU", "PGXPPreserveProjFP", false);
   gpu_pgxp_tolerance = si.GetFloatValue("GPU", "PGXPTolerance", -1.0f);
   gpu_pgxp_depth_buffer = si.GetBoolValue("GPU", "PGXPDepthBuffer", false);
+  gpu_pgxp_disable_2d = si.GetBoolValue("GPU", "PGXPDisableOn2DPolygons", false);
   SetPGXPDepthClearThreshold(si.GetFloatValue("GPU", "PGXPDepthClearThreshold", DEFAULT_GPU_PGXP_DEPTH_THRESHOLD));
 
   display_deinterlacing_mode =
@@ -521,6 +523,7 @@ void Settings::Save(SettingsInterface& si, bool ignore_base) const
   si.SetBoolValue("GPU", "PGXPPreserveProjFP", gpu_pgxp_preserve_proj_fp);
   si.SetFloatValue("GPU", "PGXPTolerance", gpu_pgxp_tolerance);
   si.SetBoolValue("GPU", "PGXPDepthBuffer", gpu_pgxp_depth_buffer);
+  si.SetBoolValue("GPU", "PGXPDisableOn2DPolygons", gpu_pgxp_disable_2d);
   si.SetFloatValue("GPU", "PGXPDepthClearThreshold", GetPGXPDepthClearThreshold());
 
   si.SetStringValue("Display", "DeinterlacingMode", GetDisplayDeinterlacingModeName(display_deinterlacing_mode));
@@ -749,6 +752,17 @@ void Settings::FixIncompatibleSettings(bool display_osd_messages)
       g_settings.gpu_pgxp_enable = false;
     }
   }
+  else
+  {
+    g_settings.gpu_pgxp_culling = false;
+    g_settings.gpu_pgxp_texture_correction = false;
+    g_settings.gpu_pgxp_color_correction = false;
+    g_settings.gpu_pgxp_vertex_cache = false;
+    g_settings.gpu_pgxp_cpu = false;
+    g_settings.gpu_pgxp_preserve_proj_fp = false;
+    g_settings.gpu_pgxp_depth_buffer = false;
+    g_settings.gpu_pgxp_disable_2d = false;
+  }
 
 #ifndef ENABLE_MMAP_FASTMEM
   if (g_settings.cpu_fastmem_mode == CPUFastmemMode::MMap)

src/core/settings.h

@@ -135,6 +135,7 @@ struct Settings
   bool gpu_pgxp_cpu : 1 = false;
   bool gpu_pgxp_preserve_proj_fp : 1 = false;
   bool gpu_pgxp_depth_buffer : 1 = false;
+  bool gpu_pgxp_disable_2d : 1 = false;
   DisplayDeinterlacingMode display_deinterlacing_mode = DEFAULT_DISPLAY_DEINTERLACING_MODE;
   DisplayCropMode display_crop_mode = DEFAULT_DISPLAY_CROP_MODE;
   DisplayAspectRatio display_aspect_ratio = DEFAULT_DISPLAY_ASPECT_RATIO;

src/duckstation-qt/graphicssettingswidget.cpp

@@ -133,6 +133,8 @@ GraphicsSettingsWidget::GraphicsSettingsWidget(SettingsWindow* dialog, QWidget*
   SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.pgxpPreserveProjPrecision, "GPU", "PGXPPreserveProjFP", false);
   SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.pgxpCPU, "GPU", "PGXPCPU", false);
   SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.pgxpVertexCache, "GPU", "PGXPVertexCache", false);
+  SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.pgxpDisableOn2DPolygons, "GPU", "PGXPDisableOn2DPolygons",
+                                               false);
 
   connect(m_ui.pgxpTextureCorrection, &QCheckBox::checkStateChanged, this,
           &GraphicsSettingsWidget::updatePGXPSettingsEnabled);
@@ -388,6 +390,10 @@ GraphicsSettingsWidget::GraphicsSettingsWidget(SettingsWindow* dialog, QWidget*
     m_ui.pgxpVertexCache, tr("Vertex Cache"), tr("Unchecked"),
     tr("Uses screen-space vertex positions to obtain precise positions, instead of tracking memory accesses. Can "
        "provide PGXP compatibility for some games, but <strong>generally provides no benefit.</strong>"));
+  dialog->registerWidgetHelp(m_ui.pgxpDisableOn2DPolygons, tr("Disable on 2D Polygons"), tr("Unchecked"),
+                             tr("Uses native resolution coordinates for 2D polygons, instead of precise coordinates. "
+                                "Can fix misaligned UI in some games, but otherwise should be left disabled. The game "
+                                "database will enable this automatically when needed."));
 
   // OSD Tab
 

src/duckstation-qt/graphicssettingswidget.ui

@@ -525,13 +525,6 @@
           </item>
           <item row="2" column="0" colspan="2">
            <layout class="QGridLayout" name="gridLayout">
-            <item row="0" column="0">
-             <widget class="QCheckBox" name="pgxpTextureCorrection">
-              <property name="text">
-               <string>Perspective Correct Textures</string>
-              </property>
-             </widget>
-            </item>
             <item row="0" column="1">
              <widget class="QCheckBox" name="pgxpColorCorrection">
               <property name="text">
@@ -539,17 +532,17 @@
               </property>
              </widget>
             </item>
-            <item row="1" column="0">
+            <item row="2" column="1">
-             <widget class="QCheckBox" name="pgxpCulling">
+             <widget class="QCheckBox" name="pgxpVertexCache">
               <property name="text">
-               <string>Culling Correction</string>
+               <string>Vertex Cache</string>
               </property>
              </widget>
             </item>
-            <item row="1" column="1">
+            <item row="0" column="0">
-             <widget class="QCheckBox" name="pgxpPreserveProjPrecision">
+             <widget class="QCheckBox" name="pgxpTextureCorrection">
               <property name="text">
-               <string>Preserve Projection Precision</string>
+               <string>Perspective Correct Textures</string>
               </property>
              </widget>
             </item>
@@ -560,10 +553,24 @@
               </property>
              </widget>
             </item>
-            <item row="2" column="1">
+            <item row="1" column="1">
-             <widget class="QCheckBox" name="pgxpVertexCache">
+             <widget class="QCheckBox" name="pgxpPreserveProjPrecision">
               <property name="text">
-               <string>Vertex Cache</string>
+               <string>Preserve Projection Precision</string>
+              </property>
+             </widget>
+            </item>
+            <item row="1" column="0">
+             <widget class="QCheckBox" name="pgxpCulling">
+              <property name="text">
+               <string>Culling Correction</string>
+              </property>
+             </widget>
+            </item>
+            <item row="3" column="0">
+             <widget class="QCheckBox" name="pgxpDisableOn2DPolygons">
+              <property name="text">
+               <string>Disable on 2D Polygons</string>
               </property>
              </widget>
             </item>