Initial commit: ROW Client source code

Game client codebase including:
- CharacterActionControl: Character and creature management
- GlobalScript: Network, items, skills, quests, utilities
- RYLClient: Main client application with GUI and event handlers
- Engine: 3D rendering engine (RYLGL)
- MemoryManager: Custom memory allocation
- Library: Third-party dependencies (DirectX, boost, etc.)
- Tools: Development utilities

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Library/dxx8/samples/Multimedia/Misc/DXErr/dxerr.cpp

@@ -0,0 +1,188 @@
+//----------------------------------------------------------------------------
+// File: DXErr.cpp
+//
+// Desc: The DXErr sample allows users to enter a numberical HRESULT and get back
+//       the string match its define.  For example, entering 0x8878000a will
+//       return DSERR_ALLOCATED.
+//
+// Copyright (c) 1999-2001 Microsoft Corp. All rights reserved.
+//-----------------------------------------------------------------------------
+#define STRICT
+#include <windows.h>
+#include <basetsd.h>
+#include <dxerr8.h>
+#include <tchar.h>
+#include "resource.h"
+#include "DXUtil.h"
+
+
+
+
+//-----------------------------------------------------------------------------
+// Function-prototypes
+//-----------------------------------------------------------------------------
+INT_PTR CALLBACK MainDlgProc( HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam );
+VOID OnInitDialog( HWND hDlg );
+VOID LookupValue( HWND hDlg );
+
+
+
+
+//-----------------------------------------------------------------------------
+// Defines, constants, and global variables
+//-----------------------------------------------------------------------------
+
+
+
+
+//-----------------------------------------------------------------------------
+// Name: WinMain()
+// Desc: Entry point for the application.  Since we use a simple dialog for 
+//       user interaction we don't need to pump messages.
+//-----------------------------------------------------------------------------
+INT APIENTRY WinMain( HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR pCmdLine, 
+                      INT nCmdShow )
+{
+    // Display the main dialog box.
+    DialogBox( hInst, MAKEINTRESOURCE(IDD_MAIN), NULL, MainDlgProc );
+
+    return TRUE;
+}
+
+
+
+
+//-----------------------------------------------------------------------------
+// Name: MainDlgProc()
+// Desc: Handles dialog messages
+//-----------------------------------------------------------------------------
+INT_PTR CALLBACK MainDlgProc( HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam )
+{
+    switch( msg ) 
+    {
+        case WM_INITDIALOG:
+            OnInitDialog( hDlg );
+            break;
+
+        case WM_COMMAND:
+            switch( LOWORD(wParam) )
+            {
+                case IDC_LOOKUP:
+                    LookupValue( hDlg );
+                    break;
+
+                case IDCANCEL:
+                    EndDialog( hDlg, IDCANCEL );
+                    break;
+
+                default:
+                    return FALSE; // Didn't handle message
+            }
+            break;
+
+        case WM_DESTROY:
+            break; 
+
+        default:
+            return FALSE; // Didn't handle message
+    }
+
+    return TRUE; // Handled message
+}
+
+
+
+
+//-----------------------------------------------------------------------------
+// Name: OnInitDialog()
+// Desc: Initializes the dialogs (sets up UI controls, etc.)
+//-----------------------------------------------------------------------------
+VOID OnInitDialog( HWND hDlg )
+{
+    // Load the icon
+#ifdef _WIN64
+    HINSTANCE hInst = (HINSTANCE) GetWindowLongPtr( hDlg, GWLP_HINSTANCE );
+#else
+    HINSTANCE hInst = (HINSTANCE) GetWindowLong( hDlg, GWL_HINSTANCE );
+#endif
+    HICON hIcon = LoadIcon( hInst, MAKEINTRESOURCE( IDR_MAINFRAME ) );
+
+    // Set the icon for this dialog.
+    SendMessage( hDlg, WM_SETICON, ICON_BIG,   (LPARAM) hIcon );  // Set big icon
+    SendMessage( hDlg, WM_SETICON, ICON_SMALL, (LPARAM) hIcon );  // Set small icon
+
+    SendMessage( hDlg, EM_LIMITTEXT, 20, 0 );  
+}
+
+
+
+//-----------------------------------------------------------------------------
+// Name: LookupValue()
+// Desc: 
+//-----------------------------------------------------------------------------
+VOID LookupValue( HWND hDlg )
+{
+    HRESULT hrErr = 0;
+    TCHAR strValue[MAX_PATH];
+    const TCHAR* strHRESULT;
+    const TCHAR* strDescription;
+    TCHAR strHRESULTCopy[MAX_PATH*2];
+    int nIndex;
+    int nPower = 0;
+    int nDigit = 0;
+    GetDlgItemText( hDlg, IDC_VALUE, strValue, MAX_PATH );
+
+    nIndex = lstrlen(strValue) - 1;
+
+    // skip whitespace
+    while( nIndex >= 0 )
+    {
+    	if( strValue[nIndex] != ' ' && 
+            strValue[nIndex] != 'L' )
+    	    break;
+    	    
+        nIndex--;
+    }
+
+    while( nIndex >= 0 )
+    {
+        // Convert to uppercase
+        if( strValue[nIndex] >= 'a' && strValue[nIndex] <= 'z' )
+            strValue[nIndex] += 'A' - 'a';
+
+        if( strValue[nIndex] >= 'A' && strValue[nIndex] <= 'F' )
+            nDigit = strValue[nIndex] - 'A' + 10;
+        else if( strValue[nIndex] >= '0' && strValue[nIndex] <= '9' )
+            nDigit = strValue[nIndex] - '0';
+        else
+            break;
+
+        hrErr += ( nDigit << (nPower*4) );
+
+        nIndex--;
+        nPower++;
+    }
+
+    // Use DXErr8.lib to lookup HRESULT.
+    strHRESULT = DXGetErrorString8( hrErr );
+    _tcscpy( strHRESULTCopy, TEXT("HRESULT: ") );
+    _tcscat( strHRESULTCopy, strHRESULT );
+
+    strDescription = DXGetErrorDescription8( hrErr );
+
+    TCHAR* strTemp;
+    while( strTemp = _tcschr( strHRESULTCopy, '&') )
+    {
+        strTemp[0] = '\r';
+        strTemp[1] = '\n';
+    }
+
+    if( lstrlen(strDescription) > 0 )
+    {
+        _tcscat( strHRESULTCopy, TEXT("\r\nDescription: ") );
+        _tcscat( strHRESULTCopy, strDescription );
+    }
+
+    SetDlgItemText( hDlg, IDC_MESSAGE, strHRESULTCopy );
+    return;
+}