// do a quick mem test to check for any potential future mem problems...
//
static void QuickMemTest(void)
{
// if (!Sys_LowPhysicalMemory())
{
const int iMemTestMegs = 64; // useful search label
// special test,
void *pvData = malloc(iMemTestMegs * 1024 * 1024);
if (pvData)
{
free(pvData);
}
else
{
// err...
//
extern qboolean Language_IsAsian(void);
LPCSTR psContinue = Language_IsAsian() ?
"Your machine failed to allocate %dMB in a memory test, which may mean you'll have problems running this game all the way through.\n\nContinue anyway?"
:
SP_GetStringTextString("CON_TEXT_FAILED_MEMTEST");
// ( since it's too much hassle doing MBCS code pages and decodings etc for MessageBox command )
#define GetYesNo(psQuery) (!!(MessageBox(NULL,psQuery,"Query",MB_YESNO|MB_ICONWARNING|MB_TASKMODAL)==IDYES))
if (!GetYesNo(va(psContinue,iMemTestMegs)))
{
LPCSTR psNoMem = Language_IsAsian() ?
"Insufficient memory to run this game!\n"
:
SP_GetStringTextString("CON_TEXT_INSUFFICIENT_MEMORY");
// ( since it's too much hassle doing MBCS code pages and decodings etc for MessageBox command )
Com_Error( ERR_FATAL, psNoMem );
}
}
}
}
qboolean TRM_Language_IsAsian( void ) {
return Language_IsAsian();
}
/*
** GLW_SetMode
*/
static rserr_t GLW_SetMode( int mode,
int colorbits,
qboolean cdsFullscreen )
{
HDC hDC;
const char *win_fs[] = { "W", "FS" };
int cdsRet;
DEVMODE dm;
//
// print out informational messages
//
ri.Printf( PRINT_ALL, "...setting mode %d:", mode );
if ( !R_GetModeInfo( &glConfig.vidWidth, &glConfig.vidHeight, &glConfig.windowAspect, mode ) )
{
ri.Printf( PRINT_ALL, " invalid mode\n" );
return RSERR_INVALID_MODE;
}
ri.Printf( PRINT_ALL, " %d %d %s\n", glConfig.vidWidth, glConfig.vidHeight, win_fs[cdsFullscreen] );
//
// check our desktop attributes
//
hDC = GetDC( GetDesktopWindow() );
glw_state.desktopBitsPixel = GetDeviceCaps( hDC, BITSPIXEL );
glw_state.desktopWidth = GetDeviceCaps( hDC, HORZRES );
glw_state.desktopHeight = GetDeviceCaps( hDC, VERTRES );
ReleaseDC( GetDesktopWindow(), hDC );
//
// verify desktop bit depth
//
if ( glw_state.desktopBitsPixel < 15 || glw_state.desktopBitsPixel == 24 )
{
if ( colorbits == 0 || ( !cdsFullscreen && colorbits >= 15 ) )
{
// since I can't be bothered trying to mess around with asian codepages and MBCS stuff for a windows
// error box that'll only appear if something's seriously f****d then I'm going to fallback to
// english text when these would otherwise be used...
//
char sErrorHead[1024]; // ott
extern qboolean Language_IsAsian(void);
Q_strncpyz(sErrorHead, Language_IsAsian() ? "Low Desktop Color Depth" : SP_GetStringTextString("CON_TEXT_LOW_DESKTOP_COLOUR_DEPTH"), sizeof(sErrorHead) );
const char *psErrorBody = Language_IsAsian() ?
"It is highly unlikely that a correct windowed\n"
"display can be initialized with the current\n"
"desktop display depth. Select 'OK' to try\n"
"anyway. Select 'Cancel' to try a fullscreen\n"
"mode instead."
:
SP_GetStringTextString("CON_TEXT_TRY_ANYWAY");
if ( MessageBox( NULL,
psErrorBody,
sErrorHead,
MB_OKCANCEL | MB_ICONEXCLAMATION ) != IDOK )
{
return RSERR_INVALID_MODE;
}
}
}
// do a CDS if needed
if ( cdsFullscreen )
{
memset( &dm, 0, sizeof( dm ) );
dm.dmSize = sizeof( dm );
dm.dmPelsWidth = glConfig.vidWidth;
dm.dmPelsHeight = glConfig.vidHeight;
dm.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT;
if ( r_displayRefresh->integer != 0 )
{
dm.dmDisplayFrequency = r_displayRefresh->integer;
dm.dmFields |= DM_DISPLAYFREQUENCY;
}
// try to change color depth if possible
if ( colorbits != 0 )
{
if ( glw_state.allowdisplaydepthchange )
{
dm.dmBitsPerPel = colorbits;
dm.dmFields |= DM_BITSPERPEL;
ri.Printf( PRINT_ALL, "...using colorsbits of %d\n", colorbits );
}
else
{
ri.Printf( PRINT_ALL, "WARNING:...changing depth not supported on Win95 < pre-OSR 2.x\n" );
}
}
else
{
ri.Printf( PRINT_ALL, "...using desktop display depth of %d\n", glw_state.desktopBitsPixel );
}
//
// if we're already in fullscreen then just create the window
//
if ( glw_state.cdsFullscreen )
{
ri.Printf( PRINT_ALL, "...already fullscreen, avoiding redundant CDS\n" );
if ( !GLW_CreateWindow ( glConfig.vidWidth, glConfig.vidHeight, colorbits, qtrue ) )
{
ri.Printf( PRINT_ALL, "...restoring display settings\n" );
ChangeDisplaySettings( 0, 0 );
return RSERR_INVALID_MODE;
}
}
//
// need to call CDS
//
else
{
ri.Printf( PRINT_ALL, "...calling CDS: " );
// try setting the exact mode requested, because some drivers don't report
// the low res modes in EnumDisplaySettings, but still work
if ( ( cdsRet = ChangeDisplaySettings( &dm, CDS_FULLSCREEN ) ) == DISP_CHANGE_SUCCESSFUL )
{
ri.Printf( PRINT_ALL, "ok\n" );
if ( !GLW_CreateWindow ( glConfig.vidWidth, glConfig.vidHeight, colorbits, qtrue) )
{
ri.Printf( PRINT_ALL, "...restoring display settings\n" );
ChangeDisplaySettings( 0, 0 );
return RSERR_INVALID_MODE;
}
glw_state.cdsFullscreen = qtrue;
}
else
{
//
// the exact mode failed, so scan EnumDisplaySettings for the next largest mode
//
DEVMODE devmode;
int modeNum;
ri.Printf( PRINT_ALL, "failed, " );
PrintCDSError( cdsRet );
ri.Printf( PRINT_ALL, "...trying next higher resolution:" );
// we could do a better matching job here...
for ( modeNum = 0 ; ; modeNum++ ) {
if ( !EnumDisplaySettings( NULL, modeNum, &devmode ) ) {
modeNum = -1;
break;
}
if ( devmode.dmPelsWidth >= glConfig.vidWidth
&& devmode.dmPelsHeight >= glConfig.vidHeight
&& devmode.dmBitsPerPel >= 15 ) {
break;
}
}
if ( modeNum != -1 && ( cdsRet = ChangeDisplaySettings( &devmode, CDS_FULLSCREEN ) ) == DISP_CHANGE_SUCCESSFUL )
{
ri.Printf( PRINT_ALL, " ok\n" );
if ( !GLW_CreateWindow( glConfig.vidWidth, glConfig.vidHeight, colorbits, qtrue) )
{
ri.Printf( PRINT_ALL, "...restoring display settings\n" );
ChangeDisplaySettings( 0, 0 );
return RSERR_INVALID_MODE;
}
glw_state.cdsFullscreen = qtrue;
}
else
{
ri.Printf( PRINT_ALL, " failed, " );
PrintCDSError( cdsRet );
ri.Printf( PRINT_ALL, "...restoring display settings\n" );
ChangeDisplaySettings( 0, 0 );
/* jfm: i took out the following code to allow fallback to mode 3, with this code it goes half windowed and just doesn't work.
glw_state.cdsFullscreen = qfalse;
glConfig.isFullscreen = qfalse;
if ( !GLW_CreateWindow( glConfig.vidWidth, glConfig.vidHeight, colorbits, qfalse) )
{
return RSERR_INVALID_MODE;
}
*/
return RSERR_INVALID_FULLSCREEN;
}
}
}
}
else
{
if ( glw_state.cdsFullscreen )
{
ChangeDisplaySettings( 0, 0 );
}
glw_state.cdsFullscreen = qfalse;
if ( !GLW_CreateWindow( glConfig.vidWidth, glConfig.vidHeight, colorbits, qfalse ) )
{
return RSERR_INVALID_MODE;
}
}
//
// success, now check display frequency, although this won't be valid on Voodoo(2)
//
memset( &dm, 0, sizeof( dm ) );
dm.dmSize = sizeof( dm );
if ( EnumDisplaySettings( NULL, ENUM_CURRENT_SETTINGS, &dm ) )
{
glConfig.displayFrequency = dm.dmDisplayFrequency;
}
// NOTE: this is overridden later on standalone 3Dfx drivers
glConfig.isFullscreen = cdsFullscreen;
return RSERR_OK;
}
