static UserInput()
{
Fragment = Platform.UserInputFragment ?? throw Platform.APIException("UserInputAPI");
Fragment.WndProcess = args =>
{
if (args.Message == WindowsMessages.MOUSEMOVE)
{
var x = (short)args.LParam;
var y = (short)(args.LParam >> 16);
CursorPos2D = new Point(x, y);
}
OnWndProc.SafeInvoke(args);
};
}
protected override void WndProc(ref Message m)
{
if (m.Msg == 0x1c)
{
bool active = m.WParam != IntPtr.Zero;
OnActivateApp(active);
}
OnWndProc?.Invoke(ref m);
if (m.Result.ToInt32() < 0)
{
m.Result = new IntPtr(-m.Result.ToInt32() - 1);
return;
}
base.WndProc(ref m);
}
protected override void WndProc(ref Message m)
{
if (m.Msg == (uint)WindowsGameHost.WindowMessage.ActivateApplication)
{
bool active = m.WParam != IntPtr.Zero;
OnActivateApp(active);
}
OnWndProc?.Invoke(ref m);
if (m.Result.ToInt32() < 0)
{
m.Result = new IntPtr(-m.Result.ToInt32() - 1);
return;
}
base.WndProc(ref m);
}
public void Load()
{
_recv = OnPluginRecv;
_send = OnPluginSend;
_recv_new = OnPluginRecv_new;
_send_new = OnPluginSend_new;
_getPacketLength = PacketsTable.GetPacketLength;
_getPlayerPosition = GetPlayerPosition;
_castSpell = GameActions.CastSpell;
_getStaticImage = GetStaticImage;
_getUoFilePath = GetUOFilePath;
_requestMove = RequestMove;
_setTitle = SetWindowTitle;
SDL.SDL_SysWMinfo info = new SDL.SDL_SysWMinfo();
SDL.SDL_VERSION(out info.version);
SDL.SDL_GetWindowWMInfo(SDL.SDL_GL_GetCurrentWindow(), ref info);
IntPtr hwnd = IntPtr.Zero;
if (info.subsystem == SDL.SDL_SYSWM_TYPE.SDL_SYSWM_WINDOWS)
{
hwnd = info.info.win.window;
}
PluginHeader header = new PluginHeader
{
ClientVersion = (int)Client.Version,
Recv = Marshal.GetFunctionPointerForDelegate(_recv),
Send = Marshal.GetFunctionPointerForDelegate(_send),
GetPacketLength = Marshal.GetFunctionPointerForDelegate(_getPacketLength),
GetPlayerPosition = Marshal.GetFunctionPointerForDelegate(_getPlayerPosition),
CastSpell = Marshal.GetFunctionPointerForDelegate(_castSpell),
GetStaticImage = Marshal.GetFunctionPointerForDelegate(_getStaticImage),
HWND = hwnd,
GetUOFilePath = Marshal.GetFunctionPointerForDelegate(_getUoFilePath),
RequestMove = Marshal.GetFunctionPointerForDelegate(_requestMove),
SetTitle = Marshal.GetFunctionPointerForDelegate(_setTitle),
Recv_new = Marshal.GetFunctionPointerForDelegate(_recv_new),
Send_new = Marshal.GetFunctionPointerForDelegate(_send_new),
SDL_Window = Client.Game.Window.Handle
};
void *func = &header;
if (Environment.OSVersion.Platform != PlatformID.Unix && Environment.OSVersion.Platform != PlatformID.MacOSX)
{
UnblockPath(Path.GetDirectoryName(_path));
}
try
{
IntPtr assptr = Native.LoadLibrary(_path);
Log.Trace($"assembly: {assptr}");
if (assptr == IntPtr.Zero)
{
throw new Exception("Invalid Assembly, Attempting managed load.");
}
Log.Trace($"Searching for 'Install' entry point - {assptr}");
IntPtr installPtr = Native.GetProcessAddress(assptr, "Install");
Log.Trace($"Entry point: {installPtr}");
if (installPtr == IntPtr.Zero)
{
throw new Exception("Invalid Entry Point, Attempting managed load.");
}
Marshal.GetDelegateForFunctionPointer <OnInstall>(installPtr)(func);
Console.WriteLine(">>> ADDRESS {0}", header.OnInitialize);
}
catch
{
try
{
var asm = Assembly.LoadFile(_path);
var type = asm.GetType("Assistant.Engine");
if (type == null)
{
Log.Error(
"Unable to find Plugin Type, API requires the public class Engine in namespace Assistant.");
return;
}
var meth = type.GetMethod("Install", BindingFlags.Public | BindingFlags.Static);
if (meth == null)
{
Log.Error("Engine class missing public static Install method Needs 'public static unsafe void Install(PluginHeader *plugin)' ");
return;
}
meth.Invoke(null, new object[] { (IntPtr)func });
}
catch (Exception err)
{
Log.Error(
$"Plugin threw an error during Initialization. {err.Message} {err.StackTrace} {err.InnerException?.Message} {err.InnerException?.StackTrace}");
return;
}
}
if (header.OnRecv != IntPtr.Zero)
{
_onRecv = Marshal.GetDelegateForFunctionPointer <OnPacketSendRecv>(header.OnRecv);
}
if (header.OnSend != IntPtr.Zero)
{
_onSend = Marshal.GetDelegateForFunctionPointer <OnPacketSendRecv>(header.OnSend);
}
if (header.OnHotkeyPressed != IntPtr.Zero)
{
_onHotkeyPressed = Marshal.GetDelegateForFunctionPointer <OnHotkey>(header.OnHotkeyPressed);
}
if (header.OnMouse != IntPtr.Zero)
{
_onMouse = Marshal.GetDelegateForFunctionPointer <OnMouse>(header.OnMouse);
}
if (header.OnPlayerPositionChanged != IntPtr.Zero)
{
_onUpdatePlayerPosition = Marshal.GetDelegateForFunctionPointer <OnUpdatePlayerPosition>(header.OnPlayerPositionChanged);
}
if (header.OnClientClosing != IntPtr.Zero)
{
_onClientClose = Marshal.GetDelegateForFunctionPointer <OnClientClose>(header.OnClientClosing);
}
if (header.OnInitialize != IntPtr.Zero)
{
_onInitialize = Marshal.GetDelegateForFunctionPointer <OnInitialize>(header.OnInitialize);
}
if (header.OnConnected != IntPtr.Zero)
{
_onConnected = Marshal.GetDelegateForFunctionPointer <OnConnected>(header.OnConnected);
}
if (header.OnDisconnected != IntPtr.Zero)
{
_onDisconnected = Marshal.GetDelegateForFunctionPointer <OnDisconnected>(header.OnDisconnected);
}
if (header.OnFocusGained != IntPtr.Zero)
{
_onFocusGained = Marshal.GetDelegateForFunctionPointer <OnFocusGained>(header.OnFocusGained);
}
if (header.OnFocusLost != IntPtr.Zero)
{
_onFocusLost = Marshal.GetDelegateForFunctionPointer <OnFocusLost>(header.OnFocusLost);
}
if (header.Tick != IntPtr.Zero)
{
_tick = Marshal.GetDelegateForFunctionPointer <OnTick>(header.Tick);
}
if (header.OnRecv_new != IntPtr.Zero)
{
_onRecv_new = Marshal.GetDelegateForFunctionPointer <OnPacketSendRecv_new>(header.OnRecv_new);
}
if (header.OnSend_new != IntPtr.Zero)
{
_onSend_new = Marshal.GetDelegateForFunctionPointer <OnPacketSendRecv_new>(header.OnSend_new);
}
if (header.OnDrawCmdList != IntPtr.Zero)
{
_draw_cmd_list = Marshal.GetDelegateForFunctionPointer <OnDrawCmdList>(header.OnDrawCmdList);
}
if (header.OnWndProc != IntPtr.Zero)
{
_on_wnd_proc = Marshal.GetDelegateForFunctionPointer <OnWndProc>(header.OnWndProc);
}
IsValid = true;
_onInitialize?.Invoke();
}
protected virtual void ProcessWndProc(WndProcEventArgs e)
{
OnWndProc?.Invoke(this, e);
}
protected override void WndProc(ref Message m)
{
OnWndProc?.Invoke(this, m);
base.WndProc(ref m);
}