util: Spoof Ada and later GPUs as Ampere for The Great Circle

lutris · Dec 6, 2024 · c29f6f0 · c29f6f0
1 parent 70b5ce4
commit c29f6f0
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/src/util/util_env.cpp b/src/util/util_env.cpp
@@ -117,13 +117,23 @@ namespace dxvk::env {
         }
     }
 
+    bool isTheGreatCircle() {
+        static constexpr auto name = std::string_view("TheGreatCircle.exe");
+        return getExecutableName() == name;
+    }
+
     bool needsAmpereSpoofing(NV_GPU_ARCHITECTURE_ID architectureId, void* pReturnAddress) {
         // Check if we need to workaround NVIDIA Bug 3634851
         if (architectureId >= NV_GPU_ARCHITECTURE_AD100 && isDLSSVersion20To24(pReturnAddress)) {
             log::info("Spoofing Ampere for Ada and later due to DLSS version 2.0-2.4");
             return true;
         }
 
+        if (architectureId >= NV_GPU_ARCHITECTURE_AD100 && isTheGreatCircle()) {
+            log::info("Spoofing Ampere for Ada and later due to detecting TheGreatCircle.exe");
+            return true;
+        }
+
         return false;
     }