void play_one_shot_cd_audio_track ( int track )
{
cdrom_track_repeat = FALSE;
cdrom_track_playing = track;
system_thread_function ( internal_play_cd_audio_track, &track );
cdrom_track_repeat = FALSE;
}
int test_video_resolution ( int width, int height, int depth )
{
unsigned int
ddrval;
DDSURFACEDESC2
ddsd;
DDSCAPS2
caps;
//
// Set the video mode
//
{
int
parms[3];
parms[0] = width;
parms[1] = height;
parms[2] = depth;
ddrval = system_thread_function ( ddraw_internal_set_display_mode, parms );
}
if ( ddrval != DD_OK )
{
debug_log ( "Unable to set display resolution: %d, %d, %d: %s", width, height, depth, get_ddraw_error_message ( ddrval ) );
return ( FALSE );
}
//
// Release any previous pointers
//
release_ddraw_surface_pointers ();
//
// Create the primary surface
//
memset ( &ddsd, 0, sizeof ( ddsd ) );
ddsd.dwSize = sizeof (ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_3DDEVICE;
if ( ddraw.use_double_buffer )
{
ddsd.dwFlags |= DDSD_BACKBUFFERCOUNT;
ddsd.dwBackBufferCount = 1;
ddsd.ddsCaps.dwCaps |= DDSCAPS_FLIP | DDSCAPS_COMPLEX;
}
#ifdef _WIN32
ddrval = IDirectDraw7_CreateSurface ( ddraw.ddraw, &ddsd, &ddraw.lpFrontBuffer, NULL);
if ( ddrval != DD_OK )
{
debug_log ( "Unable to create primary surface: %s", get_ddraw_error_message ( ddrval ) );
return ( FALSE );
}
#endif
if ( ddraw.use_double_buffer )
{
//
// Get the back screen from this surface.
//
memset ( &caps, 0, sizeof ( caps ) );
caps.dwCaps = DDSCAPS_BACKBUFFER;
#ifdef _WIN32
ddrval = IDirectDrawSurface7_GetAttachedSurface ( ddraw.lpFrontBuffer, &caps, &ddraw.lpBackBuffer );
if ( ddrval != DD_OK )
{
debug_log ( "Unable to get backbuffer: %s", get_ddraw_error_message ( ddrval ) );
return ( FALSE );
}
#endif
}
if ( ddraw.use_system_memory )
{
//
// Create the system memory surface
//
memset ( &ddsd, 0, sizeof ( ddsd ) );
ddsd.dwSize = sizeof( ddsd );
#ifdef _WIN32
ddrval = IDirectDrawSurface7_GetSurfaceDesc ( ddraw.lpFrontBuffer, &ddsd );
#endif
ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT;
ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_3DDEVICE | DDSCAPS_SYSTEMMEMORY;
ddsd.dwHeight = height;
ddsd.dwWidth = width;
#ifdef _WIN32
ddrval = IDirectDraw7_CreateSurface ( ddraw.ddraw , &ddsd, &ddraw.lpRenderBuffer, NULL );
if ( ddrval != DD_OK )
{
debug_log ( "Unable to create system memory surface: %s", get_ddraw_error_message ( ddrval ) );
return ( FALSE );
}
#endif
}
else
{
//
// Set the render buffer
//
if ( ddraw.use_double_buffer )
{
ddraw.lpRenderBuffer = ddraw.lpBackBuffer;
ddraw.lpRenderBuffer = ddraw.lpBackBuffer;
}
else
{
ddraw.lpRenderBuffer = ddraw.lpFrontBuffer;
ddraw.lpRenderBuffer = ddraw.lpFrontBuffer;
}
}
if ( ddraw.use_z_buffer )
{
//
// Create the zbuffer and attach it to the render buffer.
//
memset ( &ddsd, 0, sizeof ( ddsd ) );
ddsd.dwSize = sizeof ( ddsd );
#ifdef _WIN32
ddrval = IDirectDrawSurface7_GetSurfaceDesc ( ddraw.lpFrontBuffer, &ddsd );
#endif
ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT;
ddsd.ddsCaps.dwCaps = DDSCAPS_ZBUFFER | DDSCAPS_VIDEOMEMORY;
ddsd.dwHeight = height;
ddsd.dwWidth = width;
get_ddraw_zbuffer_pixel_format ( &ddsd.ddpfPixelFormat );
#ifdef _WIN32
ddrval = IDirectDraw7_CreateSurface ( ddraw.ddraw, &ddsd, &ddraw.lpZBuffer, NULL );
if ( ddrval != DD_OK )
{
debug_log ( "Unable to create Zbuffer surface: %s", get_ddraw_error_message ( ddrval ) );
return ( FALSE );
}
ddrval = IDirectDrawSurface7_AddAttachedSurface ( ddraw.lpRenderBuffer, ddraw.lpZBuffer );
if ( ddrval != DD_OK )
{
debug_log ( "Unable to attach Zbuffer surface: %s", get_ddraw_error_message ( ddrval ) );
return ( FALSE );
}
#endif
}
application_video_width = width;
application_video_height = height;
return ( TRUE );
}
