int EnumGraphicsDevice( void )
{
LPDIRECTDRAWENUMERATEEX pDirectDrawEnumerateEx=NULL;
HINSTANCE hDDrawDLL = NULL;
hDDrawDLL = GetModuleHandle("DDRAW");
if( NULL == hDDrawDLL ){
MessageBox( NULL, "LoadLibrary() FAILED",
"DirectDraw", MB_OK | MB_ICONERROR );
return NULL;
}
g_iMaxDevices=0;
DirectDrawEnumerate( DDEnumCallback, NULL );
if( 0 == g_iMaxDevices ){
MessageBox( NULL, "No devices to enumerate.",
"DirectDraw Sample", MB_OK | MB_ICONERROR );
return NULL;
}
return g_iMaxDevices;
}
VNGError VngoDirect3D::init(char *targetName)
{
target = targetName;
if (target != NULL)
{
if (DirectDrawEnumerate(FindDeviceCallback,(LPVOID)this)==DD_OK)
{
if (dd==NULL)
err = DirectDrawCreate(&targetID, &dd, NULL);
if (err != DD_OK)
{
if (dd != NULL)
{
dd->Release();
dd = NULL;
}
err = DirectDrawCreate(NULL, &dd, NULL);
}
}
else
{
if (dd==NULL)
err = DirectDrawCreate(NULL, &dd, NULL);
}
}
else
{
if (dd==NULL)
err = DirectDrawCreate(NULL, &dd, NULL);
}
if (err != DD_OK)
return VNGO_INTERNAL_ERROR;
err = dd->QueryInterface(IID_IDirect3D2, (void**)&d3d);
if (err != DD_OK)
return VNGO_INTERNAL_ERROR;
VgSystem->D3DTx = new VngoTextureManager;
if (VgSystem->D3DTx)
{
VgSystem->D3DTx->screen = this;
}
else
{
term();
return VNGO_INTERNAL_ERROR;
}
type_info = SCREENTYPE_D3D;
return VNGO_NO_ERROR;
}
//-----------------------------------------------------------------------------
// Name: WinMain()
// Desc: Entry point to the program. Initializes everything and calls
// DirectDrawEnumerateEx() to get all of the device info.
//-----------------------------------------------------------------------------
int APIENTRY WinMain( HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR pCmdLine, int nCmdShow )
{
LPDIRECTDRAWENUMERATEEX pDirectDrawEnumerateEx;
HINSTANCE hDDrawDLL = NULL;
// Do a GetModuleHandle and GetProcAddress in order to get the
// DirectDrawEnumerateEx function
hDDrawDLL = GetModuleHandle("DDRAW");
if( NULL == hDDrawDLL )
{
MessageBox( NULL, "LoadLibrary() FAILED",
"DirectDraw Sample", MB_OK | MB_ICONERROR );
return -1;
}
pDirectDrawEnumerateEx = (LPDIRECTDRAWENUMERATEEX) GetProcAddress( hDDrawDLL, "DirectDrawEnumerateExA" );
if( pDirectDrawEnumerateEx )
{
pDirectDrawEnumerateEx( DDEnumCallbackEx, NULL,
DDENUM_ATTACHEDSECONDARYDEVICES |
DDENUM_DETACHEDSECONDARYDEVICES |
DDENUM_NONDISPLAYDEVICES );
}
else
{
// Old DirectDraw, so do it the old way
DirectDrawEnumerate( DDEnumCallback, NULL );
}
if( 0 == g_iMaxDevices )
{
MessageBox( NULL, "No devices to enumerate.",
"DirectDraw Sample", MB_OK | MB_ICONERROR );
return -1;
}
// Bring up the dialog to show all the devices
DialogBox( hInst, MAKEINTRESOURCE(IDD_DRIVERINFO),
GetDesktopWindow(), (DLGPROC)InfoDlgProc );
return 0;
}
static void hwdEnumerate(void)
{
(void)DirectDrawEnumerate(hwdDirectDraw_cb, NULL);
}
/*
* D3DAppICreateDD
* Creates the DirectDraw device and saves the current palette. If a 3D
* capable DD driver is available, use it as the DD device, otherwise, use
* the HEL. It is assumed that a 3D capable DD hardware driver is not the
* primary device and hence cannot operate in a window (ie it's a fullscreen
* only device displaying on a second monitor). Valid flags:
* D3DAPP_ONLYDDEMULATION Always use the DirectDraw HEL
*/
BOOL
D3DAppICreateDD(DWORD flags)
{
HDC hdc;
int i;
LPDIRECTDRAW lpDD = NULL;
DDCAPS DriverCaps, HELCaps, ddcaps;
LPDIRECTDRAW4 pdd4 = NULL;
/*
* If we aren't forced to use the DirectDraw HEL, search for a 3D capable
* DirectDraw hardware driver and create it.
*/
if (!(flags & D3DAPP_ONLYDDEMULATION))
{
ddcount3d = 0;
LastError = DirectDrawEnumerate(D3DAppIDDEnumCallback, &lpDD);
if (LastError != DD_OK)
{
D3DAppISetErrorString("DirectDrawEnumerate failed.\n%s",
D3DAppErrorToString(LastError));
return FALSE;
}
}
if (!lpDD)
{
/*
* If we haven't created a hardware DD device by now, resort to HEL
*/
d3dappi.bIsPrimary = TRUE;
LastError = DirectDrawCreate(NULL, &d3dappi.lpDD, NULL);
if (LastError != DD_OK)
{
D3DAppISetErrorString("DirectDrawCreate failed.\n%s",
D3DAppErrorToString(LastError));
return FALSE;
}
} else
{
d3dappi.lpDD = lpDD;
memset (&DriverCaps, 0, sizeof(DDCAPS));
DriverCaps.dwSize = sizeof(DDCAPS);
memset (&HELCaps, 0, sizeof(DDCAPS));
HELCaps.dwSize = sizeof(DDCAPS);
d3dappi.lpDD->lpVtbl->GetCaps(d3dappi.lpDD, &DriverCaps, &HELCaps);
if (!((DriverCaps.dwCaps & DDCAPS_BLTSTRETCH) || (HELCaps.dwCaps & DDCAPS_BLTSTRETCH)))
{
CanDoStrechBlt = FALSE;
}
}
// find out if current driver can do windowed mode ( need dx6 interface )
// query for IDirectDraw4 ptr
IDirectDraw_QueryInterface( d3dappi.lpDD, &IID_IDirectDraw4, (LPVOID *)&pdd4 );
if ( pdd4 )
{
// get caps
memset( &ddcaps, 0, sizeof( DDCAPS ) );
ddcaps.dwSize = sizeof( DDCAPS );
IDirectDraw4_GetCaps( pdd4, &ddcaps, NULL );
// can do windowed??
if( ddcaps.dwCaps2 & DDCAPS2_CANRENDERWINDOWED )
CanRenderWindowed = TRUE;
else
CanRenderWindowed = FALSE;
// release dd4 interface
IDirectDraw4_Release( pdd4 );
}
/*
* Save the original palette for when we are paused. Just in case we
* start in a fullscreen mode, put them in ppe.
*/
hdc = GetDC(NULL);
GetSystemPaletteEntries(hdc, 0, (1 << 8),
(LPPALETTEENTRY)(&Originalppe[0]));
for (i = 0; i < 256; i++)
ppe[i] = Originalppe[i];
ReleaseDC(NULL, hdc);
return TRUE;
}
bool DXGame::initDirectDraw(){
dprintf(("entered initDirectDraw()\n"));
//LPDIRECTDRAW temp_lpdd;
//create direct draw object
if(DirectDrawCreate(NULL, &lpDirectDrawObject, NULL) != DD_OK){
//if(DirectDrawCreate(NULL, &temp_lpdd, NULL) != DD_OK){
dprintf((" ddobject not created\n"));
DestroyWindow(hwnd); return FALSE;
}dprintf((" created direct draw object\n"));
/*
//query interface
if(temp_lpdd->QueryInterface(IID_IDirectDraw2, (LPVOID*)&lpDirectDrawObject) != S_OK){
dprintf((" could not query interfacen"));
temp_lpdd->Release();
DestroyWindow(hwnd); return FALSE;
}
temp_lpdd->Release(); // just used to get the DD2 interface
*/
//set cooperative level
if(lpDirectDrawObject->SetCooperativeLevel(hwnd, DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN) != DD_OK){
DestroyWindow(hwnd); return FALSE;
}dprintf((" coop level set\n"));
//enumerate the display drivers
if(DirectDrawEnumerate(enumDisplayDrivers, &displayDriverList) != DD_OK){
dprintf((" could not enumerate display driver\n"));
DestroyWindow(hwnd); return FALSE;
}
if(displayDriverList != NULL){
dprintf(("------------------------------------\n"));
dprintf(("driver description:\n"));
if(displayDriverList[0].description != NULL)
dprintf((" %s\n", displayDriverList[0].description));
//enumerate the display modes
if(lpDirectDrawObject->EnumDisplayModes(0, NULL, &displayModeList,
enumDisplayModes) != DD_OK){
dprintf((" could not enumerate display modes\n"));
DestroyWindow(hwnd); return FALSE;
}
// make sure the desired display mode is supported
bool OK = false;
DisplayMode *dm = NULL;
for(dm = displayModeList; dm != NULL; dm=dm->next){
if(dm->width == screenWidth && dm->height == screenHeight &&
dm->depth == colorDepth){
dprintf((" %dx%d: %d ---> YES\n", dm->width, dm->height, dm->depth));
OK = true;
}
}
// display an error message box if the display mode is not supported
if(!OK){
char message[64];
sprintf(message, "Could not set display mode: %d x %d: %d",
screenWidth, screenHeight, colorDepth);
MessageBox(hwnd, message, "Sorry!", MB_OK);
DestroyWindow(hwnd);
return false;
}
dprintf(("------------------------------------\n"));
}// end if displayDriverList != NULL
// change screen resolution, will not get here if the display mode
// is not supported
if(lpDirectDrawObject->SetDisplayMode(screenWidth, screenHeight, colorDepth) !=DD_OK ){
dprintf((" could not set display mode\n"))
DestroyWindow(hwnd); return FALSE;
}dprintf((" display mode set\n"));
//create the surfaces
DDSurfaceDesc ddsd; //direct draw surface descriptor
ZeroMemory(&ddsd, sizeof(ddsd));
ddsd.dwSize = sizeof(ddsd);
ddsd.dwFlags = DDSD_CAPS|DDSD_BACKBUFFERCOUNT;// | DDSD_CKSRCBLT;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_FLIP
| DDSCAPS_COMPLEX;
ddsd.dwBackBufferCount = 1;
//ddsd.ddckCKSrcBlt.dwColorSpaceLowValue = TRANSPARENT_COLOR;
//ddsd.ddckCKSrcBlt.dwColorSpaceHighValue = TRANSPARENT_COLOR;
/*
DDCAPS driverCaps;
lpDirectDrawObject->GetCaps(&driverCaps, NULL);
if((driverCaps.dwCaps2 & DDCAPS2_WIDESURFACES) == DDCAPS2_WIDESURFACES){
char message[256];
sprintf(message, "Error: your primary display device does not\n" \
"support wide surfaces. Check the DirectX setting in the Control \n"
"Panel and uncheck Disable Wide Surfaces\n");
dprintf((message));
MessageBox(hwnd, message, "Sorry!", MB_OK);
DestroyWindow(hwnd);
return false;
}*/
dprintf((" passed caps checks\n"));
HRESULT r;
if((r = lpDirectDrawObject->CreateSurface(&ddsd, &lpPrimary, NULL)) != DD_OK){
dprintf(("Error ** could not create primary surface:\n"));
debugCreateSurface(r);
return FALSE;
}
//get pointer to the secondary surface
DDSCAPS ddscaps; ZeroMemory(&ddscaps, sizeof(ddscaps));
ddscaps.dwCaps = DDSCAPS_BACKBUFFER;
if(lpPrimary->GetAttachedSurface(&ddscaps, &lpSecondary) != DD_OK){
return false;
}
// setup the clipper
LPDDClipper clipper;
if(lpDirectDrawObject->CreateClipper(NULL, &clipper, NULL) != DD_OK) return false;
if(clipper->SetHWnd(NULL, hwnd) != DD_OK) return false;
if(lpSecondary->SetClipper(clipper) != DD_OK) return false;
//clipper->Release();
dprintf(("entered initDirectDraw()\n"));
return TRUE;
}
void enum_dd_devices(d3d_context* d3d)
{
HRESULT hr;
char targetDev[128];
ddList.erase(ddList.begin(), ddList.end());
hr = DirectDrawEnumerate(enum_dd_devices_cb, NULL);
if (FAILED(hr))
{
errLog("enum_dd_devices(DirectDrawCreate)", hr);
}
devList.erase(devList.begin(), devList.end());
for (listdd::iterator i = ddList.begin(); i != ddList.end(); ++i)
{
d3d->ddraw1 = (*i).ddraw;
hr = d3d->ddraw1->QueryInterface(IID_IDirectDraw4, (void**)&d3d->ddraw4);
if (FAILED(hr))
{
errLog("enum_dd_devices(QueryInterface[ddraw4])", hr);
d3d->ddraw1->Release();
d3d->ddraw1 = NULL;
continue;
}
hr = d3d->ddraw4->QueryInterface(IID_IDirect3D3, (void**)&d3d->d3dObject);
if (FAILED(hr))
{
errLog("enum_dd_devices(QueryInterface[d3d3])", hr);
d3d->ddraw4->Release();
d3d->ddraw4 = NULL;
continue;
}
enum_display_modes(d3d, (*i).nameStr);
enum_d3d_devices(d3d, (*i).nameStr);
d3d->d3dObject->Release();
d3d->d3dObject = NULL;
d3d->ddraw4->Release();
d3d->ddraw4 = NULL;
strncpy(targetDev, rglD3DGetDevice(), 127);
if (strlen(targetDev) > 0)
{
if (strcmp((*i).nameStr, targetDev) == 0)
{
lpDirectDraw = d3d->ddraw1;
d3d->ddraw1 = NULL;
// rglD3DSetDevice(NULL);
goto FINISH_NOW;
}
else
{
d3d->ddraw1->Release();
d3d->ddraw1 = NULL;
}
}
else
{
d3d->ddraw1->Release();
d3d->ddraw1 = NULL;
}
}
FINISH_NOW:
devList.erase(devList.begin(), devList.end());
}
