From d123ade36f23008223fd47ba48aaecda520c1b71 Mon Sep 17 00:00:00 2001
From: INeedBots <ineedbots@outlook.com>
Date: Sat, 2 Jan 2021 16:48:48 -0600
Subject: [PATCH] [XInput] Added sending movement components

---
 src/Components/Modules/XInput.cpp | 44 ++++++++++++++++++++++++++++---
 src/Components/Modules/XInput.hpp |  6 ++++-
 2 files changed, 46 insertions(+), 4 deletions(-)

diff --git a/src/Components/Modules/XInput.cpp b/src/Components/Modules/XInput.cpp
index 9b31b0bf..c2f8f261 100644
--- a/src/Components/Modules/XInput.cpp
+++ b/src/Components/Modules/XInput.cpp
@@ -35,14 +35,14 @@ namespace Components
 		}
 	}
 
-	void XInput::CL_GamepadMove(int localClientNum, Game::usercmd_s* cmd)
+	void XInput::CL_GamepadMove(int, Game::usercmd_s* cmd)
 	{
 		if (XInput::xiPlayerNum != -1)
 		{
 			XINPUT_STATE* xiState = &xiStates[xiPlayerNum];
 
-			cmd->rightmove = xiState->Gamepad.sThumbLX / 256;
-			cmd->forwardmove = xiState->Gamepad.sThumbLY / 256;
+			cmd->rightmove = static_cast<BYTE>(xiState->Gamepad.sThumbLX / 256);
+			cmd->forwardmove = static_cast<BYTE>(xiState->Gamepad.sThumbLY / 256);
 		}
 	}
 
@@ -67,10 +67,48 @@ namespace Components
 		}
 	}
 
+	__declspec(naked) void XInput::MSG_WriteDeltaUsercmdKeyStub()
+	{
+		__asm
+		{
+			// fix stack pointer
+			add esp, 0Ch
+
+			// put both forward move and rightmove values in the movement button
+			mov   dl, byte ptr [edi+1Ah] // to_forwardMove
+			mov   dh, byte ptr [edi+1Bh] // to_rightMove
+
+			mov     [esp+30h], dx // to_buttons
+
+			mov   dl, byte ptr [ebp+1Ah] // from_forwardMove
+			mov   dh, byte ptr [ebp+1Bh] // from_rightMove
+
+			mov     [esp+2Ch], dx // from_buttons
+			
+			// return back
+			push 0x60E40E
+			retn
+		}
+	}
+
+	__declspec(naked) void XInput::MSG_ReadDeltaUsercmdKeyStub()
+	{
+
+	}
+
 	XInput::XInput()
 	{
 		Utils::Hook(0x486970, XInput::CL_FrameStub, HOOK_JUMP).install()->quick();
 
 		Utils::Hook(0x5A6DB9, XInput::CL_CreateCmdStub, HOOK_JUMP).install()->quick();
+
+		// package the forward and right move components in the move buttons
+		Utils::Hook(0x60E38D, XInput::MSG_WriteDeltaUsercmdKeyStub, HOOK_JUMP).install()->quick();
+
+		// send two bytes instead of one for sending movement data
+		Utils::Hook::Set<BYTE>(0x60E501, 8);
+		Utils::Hook::Set<BYTE>(0x60E5CD, 8);
+
+		//Utils::Hook(0x5A6DB9, XInput::MSG_ReadDeltaUsercmdKeyStub, HOOK_JUMP).install()->quick();
 	}
 }
diff --git a/src/Components/Modules/XInput.hpp b/src/Components/Modules/XInput.hpp
index b2c1ab1e..0a808b77 100644
--- a/src/Components/Modules/XInput.hpp
+++ b/src/Components/Modules/XInput.hpp
@@ -16,5 +16,9 @@ namespace Components
 
 		static void CL_CreateCmdStub();
 		static void CL_GamepadMove(int, Game::usercmd_s*);
-	};
+
+		static void MSG_WriteDeltaUsercmdKeyStub();
+
+		static void MSG_ReadDeltaUsercmdKeyStub();
+	}
 }