| 1 |
//----------Set up DirectDraw---------------------
|
| 2 |
// Create the DirectDraw object
|
| 3 |
hr = DirectDrawCreate( NULL, &lpdd, NULL );
|
| 4 |
if( hr != DD_OK )
|
| 5 |
return FALSE;
|
| 6 |
// Decide the application's behaviour
|
| 7 |
hr = lpdd->SetCooperativeLevel( hwndApp, DDSCL_EXCLUSIVE |
|
| 8 |
DDSCL_FULLSCREEN | DDSCL_ALLOWMODEX );
|
| 9 |
if( hr != DD_OK )
|
| 10 |
return FALSE;
|
| 11 |
// Set the display mode
|
| 12 |
hr = lpdd->SetDisplayMode( window_width, window_height, bits_per_pixel );
|
| 13 |
if( hr != DD_OK )
|
| 14 |
return FALSE;
|
| 15 |
ddsd.dwSize = sizeof( ddsd );
|
| 16 |
ddsd.dwFlags = DDSD_CAPS | DDSD_BACKBUFFERCOUNT;
|
| 17 |
ddsd.dwBackBufferCount = 1; //We are using one back buffer
|
| 18 |
//Specify surface capabilities
|
| 19 |
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_FLIP | DDSCAPS_COMPLEX;
|
| 20 |
hr = lpdd->CreateSurface( &ddsd, &lpFrontBuffer, NULL );
|
| 21 |
if( hr != DD_OK )
|
| 22 |
return FALSE;
|
| 23 |
// get pointer to back buffer
|
| 24 |
ddscaps.dwCaps = DDSCAPS_BACKBUFFER;
|
| 25 |
hr = lpFrontBuffer->GetAttachedSurface(&ddscaps, &lpBackBuffer );
|
| 26 |
if( hr != DD_OK )
|
| 27 |
return FALSE;
|
| 28 |
/* Initial screen layout & rendering can be done here if needed */
|
| 29 |
return TRUE;
|
| 30 |
}
|
| 31 |
Setting up
|
| 32 |
DirectDraw
|
| 33 |
640 X 480 X 8
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