Merge pull request #232 from andiabrudan/fall_control

Fall control

cheat-library/cheat-library.vcxproj

@@ -22,6 +22,7 @@
     <ClInclude Include="src\user\cheat\misc\sniffer\pipe\PipeIO.h" />
     <ClInclude Include="src\user\cheat\player\AutoRun.h" />
     <ClInclude Include="src\user\cheat\visuals\AnimationChanger.h" />
+    <ClInclude Include="src\user\cheat\player\FallControl.h" />
     <ClInclude Include="src\user\cheat\visuals\TextureChanger.h" />
     <ClInclude Include="src\user\cheat\visuals\FreeCamera.h" />
     <ClInclude Include="src\user\cheat\world\AutoChallenge.h" />
@@ -116,6 +117,7 @@
     <ClCompile Include="src\user\cheat\misc\sniffer\pipe\PipeIO.cpp" />
     <ClCompile Include="src\user\cheat\player\AutoRun.cpp" />
     <ClCompile Include="src\user\cheat\visuals\AnimationChanger.cpp" />
+    <ClCompile Include="src\user\cheat\player\FallControl.cpp" />
     <ClCompile Include="src\user\cheat\visuals\TextureChanger.cpp" />
     <ClCompile Include="src\user\cheat\visuals\FreeCamera.cpp" />
     <ClCompile Include="src\user\cheat\world\AutoChallenge.cpp" />

cheat-library/cheat-library.vcxproj.filters

@@ -255,6 +255,9 @@
     <ClInclude Include="src\user\cheat\visuals\AnimationChanger.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="src\user\cheat\player\FallControl.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
     <ClInclude Include="src\user\cheat\world\AutoChallenge.h">
       <Filter>Header Files</Filter>
     </ClInclude>
@@ -471,6 +474,9 @@
     <ClCompile Include="src\user\cheat\visuals\AnimationChanger.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="src\user\cheat\player\FallControl.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="src\user\cheat\world\AutoChallenge.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>

cheat-library/src/user/cheat/cheat.cpp

@@ -57,6 +57,7 @@
 #include <cheat/visuals/TextureChanger.h>
 #include <cheat/visuals/FreeCamera.h>
 #include <cheat/visuals/AnimationChanger.h>
+#include <cheat/player/FallControl.h>
 
 #include "GenshinCM.h"
 
@@ -87,6 +88,7 @@ namespace cheat
 			FEAT_INST(NoClip),
 			FEAT_INST(RapidFire),
 			FEAT_INST(AutoRun),
+			FEAT_INST(FallControl),
 
 			FEAT_INST(AutoLoot),
 			FEAT_INST(AutoTreeFarm),

cheat-library/src/user/cheat/game/Entity.cpp

@@ -229,7 +229,7 @@ namespace cheat::game
 		SAFE_END();
 	}
 
-	app::Vector3 Entity::forward()
+	app::Vector3 Entity::forward() const
 	{
 		if (m_RawEntity == nullptr)
 			return {};
@@ -237,12 +237,12 @@ namespace cheat::game
 		return app::MoleMole_BaseEntity_GetForward(m_RawEntity, nullptr);
 	}
 
-	app::Vector3 Entity::back()
+	app::Vector3 Entity::back() const
 	{
 		return -forward();
 	}
 
-	app::Vector3 Entity::right()
+	app::Vector3 Entity::right() const
 	{
 		if (m_RawEntity == nullptr)
 			return {};
@@ -250,12 +250,12 @@ namespace cheat::game
 		return app::MoleMole_BaseEntity_GetRight(m_RawEntity, nullptr);
 	}
 
-	app::Vector3 Entity::left()
+	app::Vector3 Entity::left() const
 	{
 		return -right();
 	}
 
-	app::Vector3 Entity::up()
+	app::Vector3 Entity::up() const
 	{
 		if (m_RawEntity == nullptr)
 			return {};
@@ -263,7 +263,7 @@ namespace cheat::game
 		return app::MoleMole_BaseEntity_GetUp(m_RawEntity, nullptr);
 	}
 
-	app::Vector3 Entity::down()
+	app::Vector3 Entity::down() const
 	{
 		return -up();
 	}

cheat-library/src/user/cheat/game/Entity.h

@@ -39,12 +39,12 @@ namespace cheat::game
 		app::Rigidbody* rigidbody();
 		app::Animator* animator();
 
-		app::Vector3 forward();
+		app::Vector3 forward() const;
-		app::Vector3 back();
+		app::Vector3 back() const;
-		app::Vector3 right();
+		app::Vector3 right() const;
-		app::Vector3 left();
+		app::Vector3 left() const;
-		app::Vector3 up();
+		app::Vector3 up() const;
-		app::Vector3 down();
+		app::Vector3 down() const;
 
 		template<class T>
 		T* plugin(void* pClass)

cheat-library/src/user/cheat/player/FallControl.cpp

@@ -0,0 +1,121 @@
+#include "pch-il2cpp.h"
+#include "FallControl.h"
+
+#include <cheat/events.h>
+#include <cheat/game/EntityManager.h>
+
+namespace cheat::feature
+{
+    bool FallControl::isFalling = false;
+
+    FallControl::FallControl() : Feature(),
+        NF(f_Enabled, "Fall Control", "FallControl", false),
+        NF(f_Speed, "Speed", "FallControl", 10.0f)
+    {
+        events::GameUpdateEvent += MY_METHOD_HANDLER(FallControl::OnGameUpdate);
+        events::MoveSyncEvent += MY_METHOD_HANDLER(FallControl::OnMoveSync);
+    }
+
+    const FeatureGUIInfo& cheat::feature::FallControl::GetGUIInfo() const
+    {
+        static const FeatureGUIInfo info{ "Fall-Control", "Player", true };
+        return info;
+    }
+
+    void cheat::feature::FallControl::DrawMain()
+    {
+        ConfigWidget("Enabled", f_Enabled, "Enables fall control");
+        ConfigWidget("Speed", f_Speed, 1.0f, 0.0f, 100.0f, "Movement speed when using fall control");
+    }
+
+    bool cheat::feature::FallControl::NeedStatusDraw() const
+    {
+        return f_Enabled;
+    }
+
+    void cheat::feature::FallControl::DrawStatus()
+    {
+        ImGui::Text("Fall Control [%.1f]", f_Speed.value());
+    }
+
+    FallControl& cheat::feature::FallControl::GetInstance()
+    {
+        static FallControl instance;
+        return instance;
+    }
+
+    // Fall control update function
+    // Detects and moves avatar when movement keys are pressed.
+    void FallControl::OnGameUpdate()
+    {
+        if (!f_Enabled || !isFalling)
+            return;
+
+        auto& manager = game::EntityManager::instance();
+
+        const auto avatarEntity = manager.avatar();
+        auto rigidBody = avatarEntity->rigidbody();
+        if (rigidBody == nullptr)
+            return;
+
+        const auto cameraEntity = game::Entity(reinterpret_cast<app::BaseEntity*>(manager.mainCamera()));
+        app::Vector3 direction = {};
+        if (Hotkey(ImGuiKey_W).IsPressed())
+            direction = direction + cameraEntity.forward();;
+        if (Hotkey(ImGuiKey_S).IsPressed())
+            direction = direction + cameraEntity.back();;
+        if (Hotkey(ImGuiKey_D).IsPressed())
+            direction = direction + cameraEntity.right();;
+        if (Hotkey(ImGuiKey_A).IsPressed())
+            direction = direction + cameraEntity.left();;
+        if (IsVectorZero(direction))
+            return;
+        // Do not change falling velocity when camera relative
+        direction.y = 0;
+
+        // Alternative, using set_velocity. Does not work while falling?
+        // const float speed = f_Speed.value();
+        // const auto currentVelocity = app::Rigidbody_get_velocity(rigidBody, nullptr);
+        // const auto desiredvelocity = currentVelocity + direction * speed;
+        // LOG_DEBUG("Current velocity: [%.1f,%.1f,%.1f]", currentVelocity.x, currentVelocity.y, currentVelocity.z);
+        // LOG_DEBUG("Desired velocity: [%.1f,%.1f,%.1f]\n", desiredvelocity.x, desiredvelocity.y, desiredvelocity.z);
+        // app::Rigidbody_set_collisionDetectionMode(rigidBody, app::CollisionDetectionMode__Enum::Continuous, nullptr);
+        // app::Rigidbody_set_velocity(rigidBody, desiredvelocity, nullptr);
+
+        const app::Vector3 prevPos = avatarEntity->relativePosition();
+        const auto currentVelocity = app::Rigidbody_get_velocity(rigidBody, nullptr);
+        const float speed = f_Speed.value();
+        const float deltaTime = app::Time_get_deltaTime(nullptr);
+        const app::Vector3 newPos = prevPos + (currentVelocity + direction * speed) * deltaTime;
+        avatarEntity->setRelativePosition(newPos);
+    }
+
+    // Detects when player is falling and enables the FallControl cheat
+    void FallControl::OnMoveSync(uint32_t entityId, app::MotionInfo* syncInfo)
+    {
+        if (!f_Enabled) {
+            // Edgecase for when you turn off cheat while falling
+            isFalling = false;
+            return;
+        }
+
+        const auto motionState = syncInfo->fields.motionState;
+        switch (motionState)
+        {
+            // These states tell us we are falling
+        case app::MotionState__Enum::MotionDrop:
+            isFalling = true;
+            return;
+            
+            // State that doesn't tell us anything
+        case app::MotionState__Enum::MotionStandby:
+        case app::MotionState__Enum::MotionNotify:
+            return;
+
+            // We are not falling
+        default:
+            isFalling = false;
+            break;
+        }
+    }
+}

cheat-library/src/user/cheat/player/FallControl.h

@@ -0,0 +1,32 @@
+#pragma once
+#include <cheat-base/cheat/Feature.h>
+#include <cheat-base/config/config.h>
+
+#include <il2cpp-appdata.h>
+
+namespace cheat::feature
+{
+    class FallControl : public Feature
+    {
+    public:
+        config::Field<config::Toggle<Hotkey>> f_Enabled;
+        config::Field<float> f_Speed;
+
+        static FallControl& GetInstance();
+
+        // Inherited via Feature
+        virtual const FeatureGUIInfo& GetGUIInfo() const override;
+        virtual void DrawMain() override;
+
+        virtual bool NeedStatusDraw() const override;
+        void DrawStatus() override;
+
+        void OnGameUpdate();
+        void OnMoveSync(uint32_t entityId, app::MotionInfo* syncInfo);
+
+    private:
+        FallControl();
+
+        static bool isFalling;
+    };
+}