/////////////////////////////////////////////////////////////
/// Makes a query to the database
/////////////////////////////////////////////////////////////
MYSQL_RES * Query(struct DataBase * DB, char * Query, ...)
{
// Check if the database is avaible
if (DB && DB->Connection)
{
char QueryFormated[0xFF];
// Argument list
va_list ArgList;
// Initialize the argument list
va_start(ArgList, Query);
// sprintf arguments on string
#ifdef SYSTEM_WINDOWS
vsprintf_s(QueryFormated, 0xFF, Query, ArgList);
#else
vsprintf(QueryFormated, Query, ArgList);
#endif
// Destroy argument list
va_end(ArgList);
// Check if the connection is active
if (mysql_ping(DB->Connection))
{
// Show error
MessageError("Query",
"Error: The program couldn't make a query. %s. Trying to reconnect", mysql_error(DB->Connection));
// Close it
mysql_close(DB->Connection);
// Reconnect
ConnectorInitialize(DB);
return NULL;
}
// Make the query
if (!mysql_query(DB->Connection, QueryFormated))
{
MYSQL_RES * Result = mysql_store_result(DB->Connection);
if ( Result != NULL )
{
if (mysql_num_rows(Result))
return Result;
}
}
}
// Show error
MessageError("Query", "Error: %s", mysql_error(DB->Connection));
// Close it
mysql_close(DB->Connection);
return NULL;
}
void InitializeOptions(void) {
WNDCLASSEX wincl;
HWND hwnd;
wincl.hInstance = g_hInstance;
wincl.lpszClassName = OPTION_WIN_CLASS;
wincl.lpfnWndProc = OptionsWndProc;
wincl.style = CS_DBLCLKS;
wincl.cbSize = sizeof(WNDCLASSEX);
wincl.hIcon = GetApplicationIcon();
wincl.hIconSm = GetApplicationIcon();
wincl.hCursor = LoadCursor(NULL, IDC_ARROW);
wincl.lpszMenuName = NULL;
wincl.cbClsExtra = 0;
wincl.cbWndExtra = 0;
wincl.hbrBackground = g_hBrush;
if(!RegisterClassEx(&wincl)) {
MessageError(T("Can't register windows class '") OPTION_WIN_CLASS T("'!"));
ExitProcess(0);
}
hwnd = CreateWindowEx(0, OPTION_WIN_CLASS, T("Computer Guard Options"),
WS_CAPTION | WS_SYSMENU | WS_BORDER, CW_USEDEFAULT,
CW_USEDEFAULT, 420, 250,
NULL, NULL, g_hInstance, NULL);
UpdateWindow(hwnd);
g_hwOptions = hwnd;
}
/////////////////////////////////////////////////////////////
/// Process the query of database and returns it
/////////////////////////////////////////////////////////////
bool QueryGet(struct DataBase * DB, char * QueryResult, MYSQL_RES * Result)
{
// Check if the database is avaible
if (DB && DB->Connection && Result)
{
// Get the row
MYSQL_ROW Row = mysql_fetch_row(Result);
if (Row[0] == NULL)
QueryResult = NULL;
else
{
// Copy the result
strcpy(QueryResult, (char *)Row[0]);
}
// Free it
mysql_free_result(Result);
return true;
}
// Show the error
MessageError("QueryGet", "Error: Invalid Result");
return false;
}
////////////////////////////////////////////////////////////
/// Switch to fullscreen mode
////////////////////////////////////////////////////////////
void SwitchToFullscreen(struct VideoMode * Mode)
{
DEVMODE DevMode;
long Style;
DevMode.dmSize = sizeof(DEVMODE);
DevMode.dmPelsWidth = Mode->Width;
DevMode.dmPelsHeight = Mode->Height;
DevMode.dmBitsPerPel = Mode->BitsPerPixel;
DevMode.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL;
// Apply fullscreen mode
if (ChangeDisplaySettings(&DevMode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
{
MessageError("SwitchToFullscreen", "Failed to change display mode for fullscreen.");
return;
}
// Change window style (no border, no titlebar, ...)
SetWindowLong(WindowhWnd, GWL_STYLE, WS_POPUP);
SetWindowLong(WindowhWnd, GWL_EXSTYLE, WS_EX_APPWINDOW);
// And resize it so that it fits the entire screen
SetWindowPos(WindowhWnd, HWND_TOP, 0, 0, Mode->Width, Mode->Height, SWP_FRAMECHANGED);
ShowWindow(WindowhWnd, SW_SHOW);
// SetPixelFormat can fail (really ?) if window style doesn't contain these flags
Style = GetWindowLong(WindowhWnd, GWL_STYLE);
SetWindowLong(WindowhWnd, GWL_STYLE, Style | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
}
UINT CLuaToolBox::SendMessage(IHashString *msg, DWORD size, void *data,
IHashString *name, IHashString *compType)
{
if (msg != NULL)
{
DWORD retVal = m_EngineToolBox->SendMessage(msg->GetUniqueID(), size, data, name, compType);
if (retVal != MSG_HANDLED)
{
const TCHAR *nameStr = (name != NULL) ? name->GetString() : _T("unknown");
MessageError(_T("LUA: %s Message TO %s failed:\n"), msg->GetString(), nameStr);
}
return retVal;
}
else
{
const TCHAR *nameStr = (name != NULL) ? name->GetString() : _T("unknown");
MessageError(_T("LUA: %s Message TO %s failed:\n"), _T("*NULLMESSAGEHASH*"), nameStr);
return MSG_NOT_HANDLED;
}
}
//
// send a message to a message handler through message pump
UINT CLuaToolBox::SendMessage(DWORD msg, DWORD size, void *data,
IHashString *name, IHashString *compType)
{
DWORD retVal = m_EngineToolBox->SendMessage(msg, size, data, name, compType);
if (retVal != MSG_HANDLED)
{
const TCHAR *msgStr = m_EngineToolBox->GetHashString(msg);
const TCHAR *nameStr = (name != NULL) ? name->GetString() : _T("unknown");
MessageError(_T("LUA: %s Message TO %s failed:\n"), msgStr, nameStr);
}
return retVal;
}
//
// send a message to a message handler through message pump
UINT CLuaToolBox::SendMessage(const TCHAR *msg, DWORD size, TCHAR *data,
IHashString *name, IHashString *compType)
{
static DWORD msgHash = CHashString(msg).GetUniqueID();
DWORD retVal = m_EngineToolBox->SendMessage(msgHash, size, (void*)data, name, compType);
if (retVal != MSG_HANDLED)
{
const TCHAR *nameStr = (name != NULL) ? name->GetString() : _T("unknown");
MessageError(_T("LUA: %s Message TO %s failed:\n"), msg, nameStr);
}
return retVal;
}
////////////////////////////////////////////////////////////
/// Create and run the thread
////////////////////////////////////////////////////////////
void ThreadLaunch(Thread * ThreadEx, FuncType Function, void * UserData)
{
// Set data from thread
ThreadEx->myFunction = Function;
ThreadEx->myUserData = UserData;
// Create the thread
ThreadEx->myHandle = (HANDLE)(_beginthreadex(NULL, 0, &ThreadFunc, ThreadEx, 0, NULL));
// Error ?
if (ThreadEx->myHandle == NULL)
MessageError("ThreadLaunch", "Failed to create thread.");
}
////////////////////////////////////////////////////////////
/// Change the window's icon
////////////////////////////////////////////////////////////
void WindowSetIcon(UInt32 Width, UInt32 Height, UInt8* Pixels)
{
Int32 i;
UInt8 * IconPixels;
// First destroy the previous one
if (WindowIcon)
DestroyIcon(WindowIcon);
IconPixels = (UInt8*)malloc(Width * Height * 4);
// Windows wants BGRA pixels : swap red and blue channels
for (i = 0; i < sizeof(IconPixels) / 4; ++i)
{
IconPixels[i * 4 + 0] = Pixels[i * 4 + 2];
IconPixels[i * 4 + 1] = Pixels[i * 4 + 1];
IconPixels[i * 4 + 2] = Pixels[i * 4 + 0];
IconPixels[i * 4 + 3] = Pixels[i * 4 + 3];
}
// Create the icon from the pixels array
WindowIcon = CreateIcon(GetModuleHandle(NULL), Width, Height, 1, 32, NULL, &IconPixels[0]);
// Set it as both big and small icon of the window
if (WindowIcon)
{
SendMessage(WindowhWnd, WM_SETICON, ICON_BIG, (LPARAM)WindowIcon);
SendMessage(WindowhWnd, WM_SETICON, ICON_SMALL, (LPARAM)WindowIcon);
}
else
{
MessageError("WindowSetIcon", "Failed to set the window's icon.");
}
free(IconPixels);
}
void mmErrorDialogs::MessageInvalid(wxWindow *parent, const wxString &message)
{
const wxString& msg = wxString::Format(_("Entry %s is invalid"), message);
MessageError(parent, msg, _("Invalid Entry"));
}
////////////////////////////////////////////////////////////
/// Construct the context from graphics settings
////////////////////////////////////////////////////////////
void CreateContext(struct VideoMode * Mode, struct WindowSettings * Params)
{
int BestFormat, Color, Score;
PIXELFORMATDESCRIPTOR ActualFormat;
HGLRC CurrentContext;
// Get the device context attached to the window
WindowDeviceContext = GetDC(WindowhWnd);
if (WindowDeviceContext == NULL)
{
MessageError("CreateContext", "Failed to get device context of window -- cannot create OpenGL context.");
return;
}
// Let's find a suitable pixel format -- first try with antialiasing
BestFormat = 0;
if (Params->AntialiasingLevel > 0)
{
// Get the wglChoosePixelFormatARB function (it is an extension)
PFNWGLCHOOSEPIXELFORMATARBPROC wglChoosePixelFormatARB = (PFNWGLCHOOSEPIXELFORMATARBPROC)(wglGetProcAddress("wglChoosePixelFormatARB"));
// Define the basic attributes we want for our window
int IntAttributes[] =
{
WGL_DRAW_TO_WINDOW_ARB, GL_TRUE,
WGL_SUPPORT_OPENGL_ARB, GL_TRUE,
WGL_ACCELERATION_ARB, WGL_FULL_ACCELERATION_ARB,
WGL_DOUBLE_BUFFER_ARB, GL_TRUE,
WGL_SAMPLE_BUFFERS_ARB, (Params->AntialiasingLevel ? GL_TRUE : GL_FALSE),
WGL_SAMPLES_ARB, Params->AntialiasingLevel,
0, 0
};
// Let's check how many formats are supporting our requirements
int Formats[128];
UINT NbFormats;
float FloatAttributes[] = {0, 0};
bool IsValid = wglChoosePixelFormatARB(WindowDeviceContext, IntAttributes, FloatAttributes, sizeof(Formats) / sizeof(*Formats), Formats, &NbFormats) != 0;
if (!IsValid || (NbFormats == 0))
{
if (Params->AntialiasingLevel > 2)
{
// No format matching our needs : reduce the multisampling level
MessageError("CreateContext", "Failed to find a pixel format supporting %u antialiasing levels ; trying with 2 levels.", Params->AntialiasingLevel);
Params->AntialiasingLevel = IntAttributes[1] = 2;
IsValid = wglChoosePixelFormatARB(WindowDeviceContext, IntAttributes, FloatAttributes, sizeof(Formats) / sizeof(*Formats), Formats, &NbFormats) != 0;
}
if (!IsValid || (NbFormats == 0))
{
// Cannot find any pixel format supporting multisampling ; disabling antialiasing
MessageError("CreateContext", "Failed to find a pixel format supporting antialiasing ; antialiasing will be disabled.");
Params->AntialiasingLevel = 0;
}
}
// Get the best format among the returned ones
if (IsValid && (NbFormats > 0))
{
int BestScore = 0xFFFF;
UINT i = 0;
for (i = 0; i < NbFormats; ++i)
{
// Get the current format's attributes
PIXELFORMATDESCRIPTOR Attribs;
Attribs.nSize = sizeof(PIXELFORMATDESCRIPTOR);
Attribs.nVersion = 1;
DescribePixelFormat(WindowDeviceContext, Formats[i], sizeof(PIXELFORMATDESCRIPTOR), &Attribs);
// Evaluate the current configuration
Color = Attribs.cRedBits + Attribs.cGreenBits + Attribs.cBlueBits + Attribs.cAlphaBits;
Score = EvaluateConfig(Mode, Params, Color, Attribs.cDepthBits, Attribs.cStencilBits, Params->AntialiasingLevel);
// Keep it if it's better than the current best
if (Score < BestScore)
{
BestScore = Score;
BestFormat = Formats[i];
}
}
}
}
// Find a pixel format with no antialiasing, if not needed or not supported
if (BestFormat == 0)
{
// Setup a pixel format descriptor from the rendering settings
PIXELFORMATDESCRIPTOR PixelDescriptor;
ZeroMemory(&PixelDescriptor, sizeof(PIXELFORMATDESCRIPTOR));
PixelDescriptor.nSize = sizeof(PIXELFORMATDESCRIPTOR);
PixelDescriptor.nVersion = 1;
PixelDescriptor.iLayerType = PFD_MAIN_PLANE;
PixelDescriptor.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
PixelDescriptor.iPixelType = PFD_TYPE_RGBA;
PixelDescriptor.cColorBits = (BYTE)(Mode->BitsPerPixel);
PixelDescriptor.cDepthBits = (BYTE)(Params->DepthBits);
PixelDescriptor.cStencilBits = (BYTE)(Params->StencilBits);
// Get the pixel format that best matches our requirements
BestFormat = ChoosePixelFormat(WindowDeviceContext, &PixelDescriptor);
if (BestFormat == 0)
{
MessageError("CreateContext", "Failed to find a suitable pixel format for device context -- cannot create OpenGL context.");
return;
}
}
// Extract the depth and stencil bits from the chosen format
ActualFormat.nSize = sizeof(PIXELFORMATDESCRIPTOR);
ActualFormat.nVersion = 1;
DescribePixelFormat(WindowDeviceContext, BestFormat, sizeof(PIXELFORMATDESCRIPTOR), &ActualFormat);
Params->DepthBits = ActualFormat.cDepthBits;
Params->StencilBits = ActualFormat.cStencilBits;
// Set the chosen pixel format
if (!SetPixelFormat(WindowDeviceContext, BestFormat, &ActualFormat))
{
MessageError("CreateContext", "Failed to set pixel format for device context -- cannot create OpenGL context.");
return;
}
// Create the OpenGL context from the device context
WindowGLContext = wglCreateContext(WindowDeviceContext);
if (WindowGLContext == NULL)
{
MessageError("CreateContext", "Failed to create an OpenGL context for this window.");
return;
}
// Share display lists with other contexts
CurrentContext = wglGetCurrentContext();
if (CurrentContext)
wglShareLists(CurrentContext, WindowGLContext);
// Activate the context
WindowSetActive(true);
// Enable multisampling
if (Params->AntialiasingLevel > 0)
glEnable(GL_MULTISAMPLE_ARB);
}
