private void MemoryWriteTimer_Tick(object sender, EventArgs e)
{
if (Process.GetProcessesByName("halo2").Length > 0)
{
statusPanel.BackColor = Color.Green;
statusLabel.Text = "Halo 2 process detected.";
if (!isActive)
{
HaloMemoryWriter.TryConnectToProcess();
MouseInput.Start();
writeFOVToMemory();
writeCrosshairOffsetToMemory();
isActive = true;
jsonHelper.OutputJsonToFile(jsonHelper.Serialize
(new JsonData(numFoV.Value, numViewOffset.Value, numHorizontal.Value, numVertical.Value)));
}
}
else
{
statusPanel.BackColor = Color.Red;
statusLabel.Text = "Halo 2 process not detected.";
isActive = false;
}
}
private void processList_SelectionChangeCommitted(object sender, System.EventArgs e)
{
if (processList.SelectedItem != null)
{
HaloMemoryWriter.TryConnectToProcess(processList.SelectedItem.ToString());
}
}
public void writeFOVToMemory()
{
float defaultRadians = (float)(70 * Math.PI / 180);
float targetRadians = (float)((double)numFoV.Value * Math.PI / 180);
HaloMemoryWriter.WriteToMemory((uint)HaloMemoryWriter.BaseAddress + MouseThingy.FOV_MULTIPLIER_OFFSET, BitConverter.GetBytes(targetRadians / defaultRadians));
HaloMemoryWriter.WriteToMemory((uint)HaloMemoryWriter.BaseAddress + MouseThingy.FOV_VEHICLE_MULTIPLIER_OFFSET, BitConverter.GetBytes(targetRadians / defaultRadians));
}
public void writeCrosshairOffsetToMemory()
{
uint crosshairOffsetAddress = (uint)HaloMemoryWriter.BaseAddress.ToInt32() + MouseThingy.CROSSHAIR_OFFSET_POINTER;
byte[] crosshairOffsetData = new byte[4];
HaloMemoryWriter.ReadFromMemory(crosshairOffsetAddress, crosshairOffsetData);
HaloMemoryWriter.WriteToMemory((uint)((uint)(BitConverter.ToInt32(crosshairOffsetData, 0)) + MouseThingy.CROSSHAIR_OFFSET_POINTER_OFFSET), BitConverter.GetBytes((float)numViewOffset.Value));
}
/// <summary>
/// Actually performs the write to fov memory.
/// </summary>
public void writeFOVToMemory()
{
// Find the proper value from degrees
float targetRadians = (float)((double)numFoV.Value * Math.PI / 180);
// Write the value to the vehicle and player FOV's
HaloMemoryWriter.WriteToMemory((uint)HaloMemoryWriter.BaseAddress + MouseThingy.FOV_MULTIPLIER_OFFSET, BitConverter.GetBytes(targetRadians / MouseThingy.DEFAULT_RADIANS));
HaloMemoryWriter.WriteToMemory((uint)HaloMemoryWriter.BaseAddress + MouseThingy.FOV_VEHICLE_MULTIPLIER_OFFSET, BitConverter.GetBytes(targetRadians / MouseThingy.DEFAULT_RADIANS));
}
private void bnOk_Click(object sender, System.EventArgs e)
{
byte[] data = null;
if (dataList.SelectedItem == null)
{
return;
}
switch (dataList.SelectedItem.ToString())
{
case "Int":
int unconvertedInt;
if (int.TryParse(tbData.Text, out unconvertedInt))
{
data = BitConverter.GetBytes(unconvertedInt);
}
break;
case "String":
char[] unconvertedString = tbData.Text.ToCharArray();
data = Encoding.UTF8.GetBytes(unconvertedString);
break;
case "Float":
float unconvertedFloat;
if (float.TryParse(tbData.Text, out unconvertedFloat))
{
data = BitConverter.GetBytes(unconvertedFloat);
}
break;
default:
MessageBox.Show("Please select a valid type!");
return;
}
if (data == null)
{
MessageBox.Show("Couldn't parse data!");
return;
}
uint memAddr;
if (!uint.TryParse(tbAddress.Text, out memAddr))
{
MessageBox.Show("Couldn't parse address!");
return;
}
MessageBox.Show(HaloMemoryWriter.WriteToMemory(memAddr, data).ToString());
}
/// <summary>
/// Actually performs the write to crosshair offset memory.
/// </summary>
public void writeCrosshairOffsetToMemory()
{
// Read the address the pointer is pointing to
uint crosshairOffsetAddress = (uint)HaloMemoryWriter.BaseAddress.ToInt32() + MouseThingy.CROSSHAIR_OFFSET_POINTER;
byte[] crosshairOffsetData = new byte[4];
// Offset that address by the crosshair offset
HaloMemoryWriter.ReadFromMemory(crosshairOffsetAddress, crosshairOffsetData);
// Write the current crosshair offset to that memory address
HaloMemoryWriter.WriteToMemory((uint)((uint)(BitConverter.ToInt32(crosshairOffsetData, 0)) + MouseThingy.CROSSHAIR_OFFSET_POINTER_OFFSET), BitConverter.GetBytes((float)numViewOffset.Value));
}
private static void UpdateMouse(object thing)
{
Vector2 newMousePos;
GetCursorPos(out newMousePos);
Vector2 mouseDelta = newMousePos - oldMousePos;
// Update halo view angle here
float hmul;
if (_f.GetHMul(out hmul))
{
float h_delta = mouseDelta.X * hmul;
byte[] temp = new byte[4];
uint h_addr;
if (_f.GetHAddr(out h_addr))
{
HaloMemoryWriter.ReadFromMemory(h_addr, temp);
float h_prev = BitConverter.ToSingle(temp, 0);
h_prev -= h_delta;
h_prev = h_prev % (float)(2 * Math.PI);
temp = BitConverter.GetBytes(h_prev);
HaloMemoryWriter.WriteToMemory(h_addr, temp);
}
}
float vmul;
if (_f.GetVMul(out vmul))
{
float v_delta = mouseDelta.Y * vmul;
byte[] temp = new byte[4];
uint v_addr;
if (_f.GetVAddr(out v_addr))
{
HaloMemoryWriter.ReadFromMemory(v_addr, temp);
float v_prev = BitConverter.ToSingle(temp, 0);
v_prev += v_delta;
v_prev = (float)(((v_prev + (Math.PI / 2)) % Math.PI) - (Math.PI / 2));
temp = BitConverter.GetBytes(v_prev);
HaloMemoryWriter.WriteToMemory(v_addr, temp);
}
}
oldMousePos = newMousePos;
}
/// <summary>
/// Gets all the processes and adds them to the dropdown list
/// </summary>
private void UpdateProcesses()
{
lstProcessList.SuspendLayout();
lstProcessList.Items.Clear();
List <string> processNames = HaloMemoryWriter.GetProcessNames();
for (int i = 0; i < processNames.Count; i++)
{
lstProcessList.Items.Add(processNames[i]);
if (processNames[i] == "halo2")
{
if (HaloMemoryWriter.TryConnectToProcess(processNames[i]))
{
lstProcessList.SelectedIndex = i;
}
}
}
lstProcessList.ResumeLayout();
}
private void UpdateProcesses()
{
processList.Items.Clear();
HaloMemoryWriter.GetProcessNames().ForEach((string name) => processList.Items.Add(name));
}
private static void UpdateMouse(object thing)
{
if (!HaloMemoryWriter.IsForegrounded())
{
return;
}
CURSORINFO pci;
pci.cbSize = Marshal.SizeOf(typeof(CURSORINFO));
GetCursorInfo(out pci);
if (pci.flags == 1)
{
return;
}
Vector2 newMousePos;
GetCursorPos(out newMousePos);
Vector2 mouseDelta = newMousePos - oldMousePos;
byte[] currentFovBytes = new byte[4];
HaloMemoryWriter.ReadFromMemory((uint)HaloMemoryWriter.BaseAddress + MouseThingy.CURRENT_FOV_OFFSET, currentFovBytes);
float currentFoV = BitConverter.ToSingle(currentFovBytes, 0);
// Update halo view angle here
float hmul;
if (MouseThingy.MainForm.GetHMul(out hmul))
{
float horizontalDelta = mouseDelta.X * hmul * currentFoV / MouseThingy.SensitivityDivisor;
byte[] temp = new byte[4];
uint horizontalAddress;
if (MouseThingy.MainForm.GetHAddr(out horizontalAddress))
{
HaloMemoryWriter.ReadFromMemory(horizontalAddress, temp);
float horizontalPrevious = BitConverter.ToSingle(temp, 0);
horizontalPrevious -= horizontalDelta;
horizontalPrevious = horizontalPrevious % (float)(2 * Math.PI);
temp = BitConverter.GetBytes(horizontalPrevious);
HaloMemoryWriter.WriteToMemory(horizontalAddress, temp);
}
}
float vmul;
if (MouseThingy.MainForm.GetVMul(out vmul))
{
float verticalDelta = mouseDelta.Y * -vmul * currentFoV / MouseThingy.SensitivityDivisor;
byte[] temp = new byte[4];
uint verticalAddress;
if (MouseThingy.MainForm.GetVAddr(out verticalAddress))
{
HaloMemoryWriter.ReadFromMemory(verticalAddress, temp);
float verticalPrevious = BitConverter.ToSingle(temp, 0);
verticalPrevious += verticalDelta;
if (verticalPrevious > MAXIMUM_VERTICAL_VIEW_ANGLE)
{
verticalPrevious = MAXIMUM_VERTICAL_VIEW_ANGLE;
}
else if (verticalPrevious < -MAXIMUM_VERTICAL_VIEW_ANGLE)
{
verticalPrevious = -MAXIMUM_VERTICAL_VIEW_ANGLE;
}
verticalPrevious = (float)(((verticalPrevious + (Math.PI / 2)) % Math.PI) - (Math.PI / 2));
temp = BitConverter.GetBytes(verticalPrevious);
HaloMemoryWriter.WriteToMemory(verticalAddress, temp);
}
}
// Center Cursor on same monitor as process
Screen activeProcessScreen = Screen.FromHandle(HaloMemoryWriter.SelectedProcess.MainWindowHandle);
oldMousePos = new Vector2((activeProcessScreen.Bounds.Width / 2) + activeProcessScreen.Bounds.X, (activeProcessScreen.Bounds.Height / 2) + activeProcessScreen.Bounds.Y);
SetCursorPos(oldMousePos.X, oldMousePos.Y);
// MouseThingy.MainForm.writeFOVToMemory();
MouseThingy.MainForm.writeCrosshairOffsetToMemory();
}
private static void UpdateMouse(object thing)
{
Vector2 newMousePos;
GetCursorPos(out newMousePos);
Vector2 mouseDelta = newMousePos - oldMousePos;
// Update halo view angle here
float hmul;
if (_f.GetHMul(out hmul))
{
float h_delta = mouseDelta.X * hmul;
byte[] temp = new byte[4];
uint h_addr;
if (_f.GetHAddr(out h_addr))
{
HaloMemoryWriter.ReadFromMemory(h_addr, temp);
float h_prev = BitConverter.ToSingle(temp, 0);
h_prev -= h_delta;
h_prev = h_prev % (float)(2 * Math.PI);
temp = BitConverter.GetBytes(h_prev);
HaloMemoryWriter.WriteToMemory(h_addr, temp);
}
}
float vmul;
if (_f.GetVMul(out vmul))
{
float v_delta = mouseDelta.Y * -vmul;
byte[] temp = new byte[4];
uint v_addr;
if (_f.GetVAddr(out v_addr))
{
HaloMemoryWriter.ReadFromMemory(v_addr, temp);
float v_prev = BitConverter.ToSingle(temp, 0);
v_prev += v_delta;
v_prev = (float)(((v_prev + (Math.PI / 2)) % Math.PI) - (Math.PI / 2));
temp = BitConverter.GetBytes(v_prev);
HaloMemoryWriter.WriteToMemory(v_addr, temp);
}
}
oldMousePos = newMousePos;
// Center cursor if not minimized
if (!HaloMemoryWriter.IsWindowMinimized())
{
SetCursorPos(Screen.PrimaryScreen.Bounds.Width / 2, Screen.PrimaryScreen.Bounds.Height / 2);
}
oldMousePos = new Vector2(Screen.PrimaryScreen.Bounds.Width / 2, Screen.PrimaryScreen.Bounds.Height / 2);
uint fovAddr;
if (_f.GetFovAddr(out fovAddr))
{
byte[] fovdata = new byte[4];
HaloMemoryWriter.ReadFromMemory(fovAddr, fovdata);
float fov = BitConverter.ToSingle(fovdata, 0);
_f.SetFovText(fov);
}
}
private static void UpdateMouse(object thing)
{
// If the process isn't focused, don't bother updating the mouse
if (!HaloMemoryWriter.IsForegrounded())
{
return;
}
CURSORINFO pci;
pci.cbSize = Marshal.SizeOf(typeof(CURSORINFO));
GetCursorInfo(out pci);
// If the cursor is visible, we don't want to update the position or center the mouse, so exit
if (pci.flags == 1)
{
return;
}
Vector2 newMousePos;
GetCursorPos(out newMousePos);
Vector2 mouseDelta = newMousePos - oldMousePos;
byte[] currentFovBytes = new byte[4];
HaloMemoryWriter.ReadFromMemory((uint)HaloMemoryWriter.BaseAddress + MouseThingy.CURRENT_FOV_OFFSET, currentFovBytes);
float currentFoV = BitConverter.ToSingle(currentFovBytes, 0);
// Update halo view angle here
float horizontalSensitivity = MouseThingy.MainForm.GetHMul();
// Calculate the new horizontal delta based
float horizontalDelta = mouseDelta.X * horizontalSensitivity * currentFoV / MouseThingy.SensitivityDivisor;
uint horizontalAddress;
if (MouseThingy.MainForm.GetHAddr(out horizontalAddress))
{
byte[] temp = new byte[4];
HaloMemoryWriter.ReadFromMemory(horizontalAddress, temp);
float horizontalPrevious = BitConverter.ToSingle(temp, 0);
horizontalPrevious -= horizontalDelta;
horizontalPrevious = horizontalPrevious % (float)(2 * Math.PI);
temp = BitConverter.GetBytes(horizontalPrevious);
HaloMemoryWriter.WriteToMemory(horizontalAddress, temp);
}
float verticalSensitivity = MouseThingy.MainForm.GetVMul();
float verticalDelta = mouseDelta.Y * -verticalSensitivity * currentFoV / MouseThingy.SensitivityDivisor;
uint verticalAddress;
if (MouseThingy.MainForm.GetVAddr(out verticalAddress))
{
byte[] temp = new byte[4];
HaloMemoryWriter.ReadFromMemory(verticalAddress, temp);
float verticalPrevious = BitConverter.ToSingle(temp, 0);
verticalPrevious += verticalDelta;
// Maximum view angle fix
// This works because we know based on the delta if we're going to wrap around so we never let that happen
if (verticalPrevious > MouseThingy.MAXIMUM_VERTICAL_VIEW_ANGLE)
{
verticalPrevious = MouseThingy.MAXIMUM_VERTICAL_VIEW_ANGLE;
}
else if (verticalPrevious < -MouseThingy.MAXIMUM_VERTICAL_VIEW_ANGLE)
{
verticalPrevious = -MouseThingy.MAXIMUM_VERTICAL_VIEW_ANGLE;
}
verticalPrevious = (float)(((verticalPrevious + (Math.PI / 2)) % Math.PI) - (Math.PI / 2));
temp = BitConverter.GetBytes(verticalPrevious);
HaloMemoryWriter.WriteToMemory(verticalAddress, temp);
}
// Center Cursor on same monitor as process
Screen activeProcessScreen = Screen.FromHandle(HaloMemoryWriter.SelectedProcess.MainWindowHandle);
oldMousePos = new Vector2((activeProcessScreen.Bounds.Width / 2) + activeProcessScreen.Bounds.X, (activeProcessScreen.Bounds.Height / 2) + activeProcessScreen.Bounds.Y);
SetCursorPos(oldMousePos.X, oldMousePos.Y);
// MouseThingy.MainForm.writeFOVToMemory();
// Write the crosshair offset to memory every frame
// TODO: This does not need to happen every frame. In fact, this should happen very rarely.
MouseThingy.MainForm.writeCrosshairOffsetToMemory();
}
