From b49177b0d7b092bc69a94a6a2bb8becfeadd0a1c Mon Sep 17 00:00:00 2001
From: FakeMichau <49685661+FakeMichau@users.noreply.github.com>
Date: Sun, 4 Oct 2026 12:04:39 +0200
Subject: [PATCH] Hide some features from the menu unsupported by Vulkan

---
 OptiScaler/menu/menu_common.cpp | 50 +++++++++++++++++++--------------
 1 file changed, 29 insertions(+), 21 deletions(-)

diff --git a/OptiScaler/menu/menu_common.cpp b/OptiScaler/menu/menu_common.cpp
index 63d7a285..f715a385 100644
--- a/OptiScaler/menu/menu_common.cpp
+++ b/OptiScaler/menu/menu_common.cpp
@@ -3394,10 +3394,12 @@ void MenuCommon::RenderFrameGenerationSelection(RenderMenuContext& ctx)
     nvngxOptions[fgNvngxArtursIndex].set_disabled(!state.artursFgFileAvailable, "Missing dlss-enabler-headless.dll");
 
     auto constexpr fgNvngxFfxIndex = (uint32_t) FGNvngxReplacement::FFX;
+    nvngxOptions[fgNvngxFfxIndex].set_disabled(state.swapchainApi == API::Vulkan, "Unsupported API");
     nvngxOptions[fgNvngxFfxIndex].set_disabled(!FfxApiProxy::IsFGReady(false),
                                                "Missing amd_fidelityfx_framegeneration_dx12.dll");
 
     auto constexpr fgNvngxComboIndex = (uint32_t) FGNvngxReplacement::Combo;
+    nvngxOptions[fgNvngxComboIndex].set_disabled(state.swapchainApi == API::Vulkan, "Unsupported API");
     nvngxOptions[fgNvngxComboIndex].set_disabled(
         !FfxApiProxy::IsFGReady(false) || !state.artursFgFileAvailable,
         "Missing amd_fidelityfx_framegeneration_dx12.dll\nor missing dlss-enabler-headless.dll");
@@ -5356,13 +5358,17 @@ void MenuCommon::RenderFakenvapiSettings(RenderMenuContext& ctx)
     auto& state = ctx.state;
     auto config = ctx.config;
 
+    // Using state.reflexLimitsFps as a detection for Reflex being used on Nvidia
+    const bool showLatencyFlex =
+        fakenvapi::isUsingAsMainNvapi() || (state.activeFgOutput == FGOutput::XeFG && state.reflexLimitsFps);
+    const bool showForceXell = state.swapchainApi != API::Vulkan;
+
+    if (!showLatencyFlex && !showForceXell)
+        return;
+
     // FAKENVAPI ---------------------------
     SectionTitle("fakenvapi");
 
-    // Using state.reflexLimitsFps as a detection for Reflex being used on Nvidia
-    bool showLatencyFlex =
-        fakenvapi::isUsingAsMainNvapi() || (state.activeFgOutput == FGOutput::XeFG && state.reflexLimitsFps);
-
     if (showLatencyFlex)
     {
         ImGui::BeginDisabled(state.activeFgOutput == FGOutput::XeFG || state.activeFgInput == FGInput::ForceXeLL);
@@ -5374,27 +5380,29 @@ void MenuCommon::RenderFakenvapiSettings(RenderMenuContext& ctx)
         ShowTooltip("By default, FSR Anti-Lag 2.0/XeLL is used when available.\n"
                     "This setting lets you force LatencyFlex instead");
         ImGui::EndDisabled();
-
-        // Keep Force XeLL on the same line if LatencyFlex is visible
-        ImGui::SameLine(0.0f, 16.0f);
     }
 
-    // Force XeLL is always visible
-    bool forceXell = config->ForceXeLL.value_or_default();
-    static bool activeForceXeLL = forceXell;
-
-    if (ImGui::Checkbox("Force XeLL", &forceXell))
+    if (showForceXell)
     {
-        config->ForceXeLL = forceXell;
-    }
-    ShowTooltip("Allows XeLL to work without FG on non-Intel cards.\n\nDisables FG "
-                "options\n\nRequires a restart");
+        if (showLatencyFlex)
+            ImGui::SameLine(0.0f, 16.0f);
 
-    if (activeForceXeLL != forceXell)
-    {
-        ImGui::Spacing();
-        ImGui::TextColored(toneMapColor(ImVec4(1.f, 0.f, 0.0f, 1.f)), "Save INI and restart to apply the changes");
-        ImGui::Spacing();
+        bool forceXell = config->ForceXeLL.value_or_default();
+        static bool activeForceXeLL = forceXell;
+
+        if (ImGui::Checkbox("Force XeLL", &forceXell))
+        {
+            config->ForceXeLL = forceXell;
+        }
+        ShowTooltip("Allows XeLL to work without FG on non-Intel cards.\n\nDisables FG "
+                    "options\n\nRequires a restart");
+
+        if (activeForceXeLL != forceXell)
+        {
+            ImGui::Spacing();
+            ImGui::TextColored(toneMapColor(ImVec4(1.f, 0.f, 0.0f, 1.f)), "Save INI and restart to apply the changes");
+            ImGui::Spacing();
+        }
     }
 
     if (showLatencyFlex)