From 79a4609f54a683f46bb2a6210e07d86035db6607 Mon Sep 17 00:00:00 2001
From: ThirteenAG <thirteenag@gmail.com>
Date: Tue, 30 Jul 2024 00:22:08 +0800
Subject: [PATCH] conviction: disable negative mouse acceleration

---
 .../scripts/SplinterCellConviction.FusionMod.ini    |  1 +
 source/SplinterCellConviction.FusionMod/dllmain.cpp | 13 +++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/data/SplinterCellConviction.FusionMod/src/system/scripts/SplinterCellConviction.FusionMod.ini b/data/SplinterCellConviction.FusionMod/src/system/scripts/SplinterCellConviction.FusionMod.ini
index caa25842b..86afc8e9d 100644
--- a/data/SplinterCellConviction.FusionMod/src/system/scripts/SplinterCellConviction.FusionMod.ini
+++ b/data/SplinterCellConviction.FusionMod/src/system/scripts/SplinterCellConviction.FusionMod.ini
@@ -1,6 +1,7 @@
 [MAIN]
 SkipIntro = 1
 WindowedMode = 0
+DisableNegativeMouseAcceleration = 1
 SkipSystemDetection = 1
 PartialUltraWideSupport = 1
 DisableDOF = 1
diff --git a/source/SplinterCellConviction.FusionMod/dllmain.cpp b/source/SplinterCellConviction.FusionMod/dllmain.cpp
index 10913dd67..e58644e3d 100644
--- a/source/SplinterCellConviction.FusionMod/dllmain.cpp
+++ b/source/SplinterCellConviction.FusionMod/dllmain.cpp
@@ -532,6 +532,7 @@ void Init()
     CIniReader iniReader("");
     auto bSkipIntro = iniReader.ReadInteger("MAIN", "SkipIntro", 1) != 0;
     auto bWindowedMode = iniReader.ReadInteger("MAIN", "WindowedMode", 0) != 0;
+    auto bDisableNegativeMouseAcceleration = iniReader.ReadInteger("MAIN", "DisableNegativeMouseAcceleration", 1) != 0;
     auto bSkipSystemDetection = iniReader.ReadInteger("MAIN", "SkipSystemDetection", 1) != 0;
     auto bPartialUltraWideSupport = iniReader.ReadInteger("MAIN", "PartialUltraWideSupport", 1) != 0;
     bDisableBlackAndWhiteFilter = iniReader.ReadInteger("MAIN", "DisableBlackAndWhiteFilter", 0) != 0;
@@ -613,6 +614,18 @@ void Init()
         });
     }
 
+    if (bDisableNegativeMouseAcceleration)
+    {
+        auto pattern = hook::pattern("76 05 0F 28 D9 EB 08 0F 2F DA");
+        injector::MakeNOP(pattern.get_first(0), 2, true);
+        injector::MakeNOP(pattern.get_first(5), 2, true);
+        injector::MakeNOP(pattern.get_first(10), 2, true);
+
+        pattern = hook::pattern("77 0D 0F 2F C2 76 05 0F 28 CA EB 03 0F 28 C8 0F 57 C0");
+        injector::MakeNOP(pattern.get_first(0), 2, true);
+        injector::MakeNOP(pattern.get_first(5), 2, true);
+    }
+
     if (bSkipIntro)
     {
         auto pattern = hook::pattern("55 8D 6C 24 88 81 EC ? ? ? ? A1 ? ? ? ? 33 C5 89 45 74 53 56 57 BE ? ? ? ? 68 ? ? ? ? 8B CE E8 ? ? ? ? E8 ? ? ? ? 50");