(Improved animfix) Fix eyeAngles hook not working

Now the model will "lean" accordingly
notgoodusename · Sep 11, 2022 · 09eec0b · 09eec0b
1 parent 0d5b39a
commit 09eec0b
Show file tree

Hide file tree

Showing 5 changed files with 38 additions and 12 deletions.
diff --git a/Osiris/Hacks/Animations.cpp b/Osiris/Hacks/Animations.cpp
@@ -29,6 +29,8 @@ static bool gotMatrix{ false };
 static bool gotMatrixFakelag{ false };
 static bool gotMatrixReal{ false };
 static Vector viewangles{};
+static Vector correctAngle{};
+static int buildTransformsIndex = -1;
 static std::array<AnimationLayer, 13> staticLayers{};
 static std::array<AnimationLayer, 13> layers{};
 static float primaryCycle{ 0.0f };
@@ -60,6 +62,8 @@ void Animations::reset() noexcept
     gotMatrixFakelag = false;
     gotMatrixReal = false;
     viewangles = Vector{};
+    correctAngle = Vector{};
+    buildTransformsIndex = -1;
     staticLayers = {};
     layers = {};
     primaryCycle = 0.0f;
@@ -660,6 +664,22 @@ void Animations::postDataUpdate() noexcept
     localPlayer->getAnimstate()->moveWeight = moveWeight;
 }
 
+void Animations::saveCorrectAngle(int entityIndex, Vector correctAng) noexcept
+{
+    buildTransformsIndex = entityIndex;
+    correctAngle = correctAng;
+}
+
+int& Animations::buildTransformationsIndex() noexcept
+{
+    return buildTransformsIndex;
+}
+
+Vector* Animations::getCorrectAngle() noexcept
+{
+    return &correctAngle;
+}
+
 Vector* Animations::getViewAngles() noexcept
 {
     return &viewangles;

diff --git a/Osiris/Hacks/Animations.h b/Osiris/Hacks/Animations.h
@@ -26,6 +26,11 @@ namespace Animations
 	void packetStart() noexcept;
 	void postDataUpdate() noexcept;
 
+	void saveCorrectAngle(int entityIndex, Vector correctAngle) noexcept;
+
+	int& buildTransformationsIndex() noexcept;
+
+	Vector* getCorrectAngle() noexcept;
 	Vector* getViewAngles() noexcept;
 	Vector* getLocalAngle() noexcept;
 

diff --git a/Osiris/Hooks.cpp b/Osiris/Hooks.cpp
@@ -781,8 +781,12 @@ static void __fastcall buildTransformationsHook(void* thisPointer, void* edx, CS
 {
     static auto original = hooks->buildTransformations.getOriginal<void>(hdr, pos, q, cameraTransform, boneMask, boneComputed);
 
-    const UtlVector<int> backupFlags = hdr->boneFlags;
+    const auto entity = reinterpret_cast<Entity*>(thisPointer);
+    if (entity && entity->isAlive() && localPlayer && localPlayer.get() == entity && entity->getAnimstate())
+        Animations::saveCorrectAngle(entity->index(), Vector{ entity->getAnimstate()->eyePitch, entity->getAnimstate()->eyeYaw, Animations::getLocalAngle()->z });
 
+    const UtlVector<int> backupFlags = hdr->boneFlags;
+
     for (int i = 0; i < hdr->boneFlags.size; i++)
     {
         if(config->visuals.disableJiggleBones)
@@ -1432,15 +1436,16 @@ static Vector* __fastcall eyeAnglesHook(void* thisPointer, void* edx) noexcept
     const auto entity = reinterpret_cast<Entity*>(thisPointer);
     if (!localPlayer || entity != localPlayer.get())
         return original(thisPointer);
-
-    if (std::uintptr_t(_ReturnAddress()) == memory->eyeAnglesYaw
-        || std::uintptr_t(_ReturnAddress()) == memory->eyeAnglesPitch)
-        return Animations::getViewAngles();
 
-    if (std::uintptr_t(_ReturnAddress()) == memory->eyePositionAndVectors)
-        return Animations::getLocalAngle();
+    if (std::uintptr_t(_ReturnAddress()) != memory->eyePositionAndVectors)
+        return original(thisPointer);
 
-    return original(thisPointer);
+    if (Animations::buildTransformationsIndex() == -1 || Animations::buildTransformationsIndex() != entity->index())
+        return original(thisPointer);
+
+    Animations::buildTransformationsIndex() = -1;
+
+    return Animations::getCorrectAngle();
 }
 
 void resetAll(int resetType) noexcept

diff --git a/Osiris/Memory.cpp b/Osiris/Memory.cpp
@@ -216,8 +216,6 @@ Memory::Memory() noexcept
     isDepthOfFieldEnabled = findPattern(CLIENT_DLL, "\x8B\x0D????\x56\x8B\x01\xFF\x50\x34\x8B\xF0\x85\xF6\x75\x04");
     eyeAngles = findPattern(CLIENT_DLL, "\x56\x8B\xF1\x85\xF6\x74\x32");
     eyePositionAndVectors = findPattern(CLIENT_DLL, "\x8B\x55\x0C\x8B\xC8\xE8????\x83\xC4\x08\x5E\x8B\xE5");
-    eyeAnglesYaw = findPattern(CLIENT_DLL, "\xF3\x0F\x10\x55?\x51\x8B\x8E????");
-    eyeAnglesPitch = findPattern(CLIENT_DLL, "\x8B\xCE\xF3\x0F\x10\x00\x8B\x06\xF3\x0F\x11\x45?\xFF\x90????\xF3\x0F\x10\x55?");
     calcViewBob = findPattern(CLIENT_DLL, "\x55\x8B\xEC\xA1????\x83\xEC\x10\x56\x8B\xF1\xB9????");
     getClientModelRenderable = findPattern(CLIENT_DLL, "\x56\x8B\xF1\x80\xBE?????\x0F\x84????\x80\xBE");
     physicsSimulate = findPattern(CLIENT_DLL, "\x56\x8B\xF1\x8B?????\x83\xF9\xFF\x74\x23");

diff --git a/Osiris/Memory.h b/Osiris/Memory.h
@@ -194,8 +194,6 @@ class Memory {
     std::uintptr_t isDepthOfFieldEnabled;
     std::uintptr_t eyeAngles;
     std::uintptr_t eyePositionAndVectors;
-    std::uintptr_t eyeAnglesYaw;
-    std::uintptr_t eyeAnglesPitch;
     std::uintptr_t calcViewBob;
     std::uintptr_t getClientModelRenderable;
     std::uintptr_t physicsSimulate;