diff options
| -rw-r--r-- | NorthstarDedicatedTest/latencyflex.cpp | 50 |
1 files changed, 41 insertions, 9 deletions
diff --git a/NorthstarDedicatedTest/latencyflex.cpp b/NorthstarDedicatedTest/latencyflex.cpp index 4ac1c760..3e2cecd7 100644 --- a/NorthstarDedicatedTest/latencyflex.cpp +++ b/NorthstarDedicatedTest/latencyflex.cpp @@ -9,13 +9,19 @@ OnRenderStartType OnRenderStart; ConVar* Cvar_r_latencyflex; HMODULE m_lfxModule {}; -typedef void (*PFN_winelfx_WaitAndBeginFrame)(); -PFN_winelfx_WaitAndBeginFrame m_winelfx_WaitAndBeginFrame {}; +typedef void (*PFN_lfx_WaitAndBeginFrame)(); +PFN_lfx_WaitAndBeginFrame m_lfx_WaitAndBeginFrame {}; void OnRenderStartHook() { + // Sleep before next frame as needed to reduce latency. if (Cvar_r_latencyflex->GetInt()) - m_winelfx_WaitAndBeginFrame(); + { + if (m_lfx_WaitAndBeginFrame) + { + m_lfx_WaitAndBeginFrame(); + } + } OnRenderStart(); } @@ -25,17 +31,43 @@ void InitialiseLatencyFleX(HMODULE baseAddress) // Connect to the LatencyFleX service // LatencyFleX is an open source vendor agnostic replacement for Nvidia Reflex input latency reduction technology. // https://ishitatsuyuki.github.io/post/latencyflex/ - m_lfxModule = LoadLibraryA("latencyflex_wine.dll"); + const auto lfxModuleName = "latencyflex_layer.dll"; + const auto lfxModuleNameFallback = "latencyflex_wine.dll"; + auto useFallbackEntrypoints = false; + + // Load LatencyFleX library. + m_lfxModule = ::LoadLibraryA(lfxModuleName); + if (m_lfxModule == nullptr && ::GetLastError() == ERROR_MOD_NOT_FOUND) + { + spdlog::info("LFX: Primary LatencyFleX library not found, trying fallback."); - if (m_lfxModule == nullptr) + m_lfxModule = ::LoadLibraryA(lfxModuleNameFallback); + if (m_lfxModule == nullptr) + { + if (::GetLastError() == ERROR_MOD_NOT_FOUND) + { + spdlog::info("LFX: Fallback LatencyFleX library not found."); + } + else + { + spdlog::info("LFX: Error loading fallback LatencyFleX library - Code: {}", ::GetLastError()); + } + + return; + } + + useFallbackEntrypoints = true; + } + else if (m_lfxModule == nullptr) { - spdlog::info("Unable to load LatencyFleX library, LatencyFleX disabled."); + spdlog::info("LFX: Error loading primary LatencyFleX library - Code: {}", ::GetLastError()); return; } - m_winelfx_WaitAndBeginFrame = - reinterpret_cast<PFN_winelfx_WaitAndBeginFrame>(reinterpret_cast<void*>(GetProcAddress(m_lfxModule, "winelfx_WaitAndBeginFrame"))); - spdlog::info("LatencyFleX initialized."); + m_lfx_WaitAndBeginFrame = reinterpret_cast<PFN_lfx_WaitAndBeginFrame>(reinterpret_cast<void*>( + GetProcAddress(m_lfxModule, !useFallbackEntrypoints ? "lfx_WaitAndBeginFrame" : "winelfx_WaitAndBeginFrame"))); + + spdlog::info("LFX: Initialized."); Cvar_r_latencyflex = new ConVar("r_latencyflex", "1", FCVAR_ARCHIVE, "Whether or not to use LatencyFleX input latency reduction."); |