Hook FSR 4 SDK at proxy level

OptiScaler/dllmain.cpp

@@ -990,7 +990,6 @@ static void CheckWorkingMode()
     if (ffxDx12SRModule != nullptr)
     {
         LOG_DEBUG("amd_fidelityfx_upscaler_dx12.dll already in memory");
-        FSR4ModelSelection::Hook(ffxDx12SRModule, FSR4Source::SDK);
         FfxApiProxy::InitFfxDx12_SR(ffxDx12SRModule);
     }
 

OptiScaler/fsr4/FSR4Upgrade.cpp

@@ -199,11 +199,6 @@ struct AmdExtFfxApi : public IAmdExtFfxApi
                 LOG_INFO("amdxcffx64 loaded from game folder");
             }
 
-            auto sdk2upscalingModule = KernelBaseProxy::GetModuleHandleA_()("amd_fidelityfx_upscaler_dx12.dll");
-
-            if (sdk2upscalingModule)
-                FSR4ModelSelection::Hook(sdk2upscalingModule, FSR4Source::SDK);
-
             if (moduleAmdxcffx64)
             {
                 FSR4ModelSelection::Hook(moduleAmdxcffx64, FSR4Source::DriverDll);

OptiScaler/proxies/FfxApi_Proxy.h

@@ -396,6 +396,8 @@ class FfxApiProxy
 
         if (upscaling_dx12.dll != nullptr)
         {
+            FSR4ModelSelection::Hook(upscaling_dx12.dll, FSR4Source::SDK);
+
             wchar_t modulePath[MAX_PATH];
             DWORD len = GetModuleFileNameW(upscaling_dx12.dll, modulePath, MAX_PATH);
             upscaling_dx12.filePath = std::wstring(modulePath);