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Memory patch for weapon/radio slowdown/vignetting

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This commit is contained in:
Sardelka 2022-07-25 22:22:57 +08:00
parent cc52f66f5d
commit 45d53bd38c
2 changed files with 66 additions and 3 deletions
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2
RageCoop.Client/Networking/Receive.cs
View File

@ -49,6 +49,7 @@ namespace RageCoop.Client
#endif
break;
case NetConnectionStatus.Connected:
Memory.ApplyPatches();
Main.QueueAction(() =>
{
CoopMenu.ConnectedMenuSetting();
@ -60,6 +61,7 @@ namespace RageCoop.Client
Main.Logger.Info(">> Connected <<");
break;
case NetConnectionStatus.Disconnected:
Memory.RestorePatches();
DownloadManager.Cleanup();
// Reset all values

67
RageCoop.Client/Util/Memory.cs
View File

@ -1,4 +1,5 @@
using System;

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
@ -7,13 +8,73 @@ using GTA.Math;
using GTA;
using SHVDN;
using RageCoop.Core;
using System.Runtime.InteropServices;
namespace RageCoop.Client
{
internal static class Memory
internal unsafe class MemPatch{
private byte[] _data;
private byte[] _orginal;
private IntPtr _address;
public MemPatch(byte* address, byte[] data)
{
_data = data;
_orginal = new byte[data.Length];
_address = (IntPtr)address;
Marshal.Copy((IntPtr)address, _orginal, 0, data.Length);
}
public void Install()
{
Marshal.Copy(_data, 0, _address, _data.Length);
}
public void Uninstall()
{
Marshal.Copy(_orginal, 0, _address, _orginal.Length);
}
}
internal static unsafe class Memory
{
public static MemPatch VignettingPatch;
public static MemPatch VignettingCallPatch;
public static MemPatch TimeScalePatch;
static Memory()
{
// Weapon/radio wheel slow-mo patch
// Thanks @CamxxCore, https://github.com/CamxxCore/GTAVWeaponWheelMod
var result = NativeMemory.FindPattern("\x38\x51\x64\x74\x19", "xxxxx");
if(result == null) { throw new NotSupportedException("Can't find memory pattern to patch weapon/radio slow-mo"); }
var address = result+26;
address = address + *(int*)address + 4u;
VignettingPatch=new MemPatch(address, new byte[] { RET, 0x90, 0x90, 0x90, 0x90 });
VignettingCallPatch=new MemPatch(result+8, new byte[]{ 0x90, 0x90, 0x90, 0x90, 0x90});
TimeScalePatch=new MemPatch(result+34, new byte[] { XOR_32_64, 0xD2 });
}
public static void ApplyPatches()
{
VignettingPatch.Install();
VignettingCallPatch.Install();
TimeScalePatch.Install();
}
public static void RestorePatches()
{
VignettingPatch.Uninstall();
VignettingCallPatch.Uninstall();
TimeScalePatch.Uninstall();
}
#region PATCHES
#endregion
#region OFFSET-CONST
public const int PositionOffset = 144;
#endregion
#region OPCODE
const byte XOR_32_64 = 0x31;
const byte RET = 0xC3;
#endregion
public static Vector3 ReadPosition(this Entity e)
{
@ -27,7 +88,7 @@ namespace RageCoop.Client
{
return e.ReadQuaternion().ToEulerDegrees();
}
public unsafe static Vector3 ReadVector3(IntPtr address)
public static Vector3 ReadVector3(IntPtr address)
{
float* ptr = (float*)address.ToPointer();
return new Vector3()