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authorBobTheBob <32057864+BobTheBob9@users.noreply.github.com>2022-01-15 14:23:34 +0000
committerBobTheBob <32057864+BobTheBob9@users.noreply.github.com>2022-01-15 14:23:34 +0000
commite537ce2885f56880034be18f3828eb490c5349d9 (patch)
tree6e01b2c60da2661041494f7d0fbb489cc69ec044 /NorthstarDedicatedTest/latencyflex.cpp
parentb467313c6b36f1da07189a127c2ad50d6b085a53 (diff)
parent0fdbe2237df643b0327a0906e8d399a6e458ae87 (diff)
downloadNorthstarLauncher-e537ce2885f56880034be18f3828eb490c5349d9.tar.gz
NorthstarLauncher-e537ce2885f56880034be18f3828eb490c5349d9.zip
Merge branch 'main' of https://github.com/R2Northstar/NorthstarLauncher
Diffstat (limited to 'NorthstarDedicatedTest/latencyflex.cpp')
-rw-r--r--NorthstarDedicatedTest/latencyflex.cpp47
1 files changed, 47 insertions, 0 deletions
diff --git a/NorthstarDedicatedTest/latencyflex.cpp b/NorthstarDedicatedTest/latencyflex.cpp
new file mode 100644
index 00000000..84b79d33
--- /dev/null
+++ b/NorthstarDedicatedTest/latencyflex.cpp
@@ -0,0 +1,47 @@
+#include "pch.h"
+#include "latencyflex.h"
+#include "hookutils.h"
+#include "dedicated.h"
+#include "convar.h"
+
+typedef void(*OnRenderStartType)();
+OnRenderStartType OnRenderStart;
+
+ConVar* Cvar_r_latencyflex;
+
+HMODULE m_lfxModule{};
+typedef void (*PFN_winelfx_WaitAndBeginFrame)();
+PFN_winelfx_WaitAndBeginFrame m_winelfx_WaitAndBeginFrame{};
+
+void OnRenderStartHook()
+{
+ if (Cvar_r_latencyflex->m_nValue)
+ m_winelfx_WaitAndBeginFrame();
+
+ OnRenderStart();
+}
+
+void InitialiseLatencyFleX(HMODULE baseAddress)
+{
+ if (IsDedicated())
+ return;
+
+ // 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");
+
+ if (m_lfxModule == nullptr)
+ {
+ spdlog::info("Unable to load LatencyFleX library, LatencyFleX disabled.");
+ return;
+ }
+
+ m_winelfx_WaitAndBeginFrame = reinterpret_cast<PFN_winelfx_WaitAndBeginFrame>(reinterpret_cast<void*>(GetProcAddress(m_lfxModule,"winelfx_WaitAndBeginFrame")));
+ spdlog::info("LatencyFleX initialized.");
+
+ Cvar_r_latencyflex = RegisterConVar("r_latencyflex", "1", FCVAR_ARCHIVE, "Whether or not to use LatencyFleX input latency reduction.");
+
+ HookEnabler hook;
+ ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0x1952C0, &OnRenderStartHook, reinterpret_cast<LPVOID*>(&OnRenderStart));
+} \ No newline at end of file