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Sweden-Number/dlls/ddraw/ddraw_user.c

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/* DirectDraw driver for User-based primary surfaces
*
* Copyright 2000-2001 TransGaming Technologies Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "ddraw.h"
#include "ddraw_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
static const IDirectDraw7Vtbl User_DirectDraw_VTable;
static const DDDEVICEIDENTIFIER2 user_device =
{
"display",
"User (and GDI)",
{ { 0x00010001, 0x00010001 } },
0, 0, 0, 0,
/* fe38440c-8969-4283-bc73-749e7bc3c2eb */
{0xfe38440c,0x8969,0x428e, {0x73,0xbc,0x74,0x9e,0x7b,0xc3,0xc2,0xeb}},
0
};
static const DDPIXELFORMAT pixelformats[] =
{
/* 8bpp paletted */
{ sizeof(DDPIXELFORMAT), DDPF_RGB|DDPF_PALETTEINDEXED8, 0, { 8 } },
/* 15bpp 5/5/5 */
{ sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 16 }, { 0x7C00 }, { 0x3E0 },
{ 0x1F } },
/* 16bpp 5/6/5 */
{ sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 16 }, { 0xF800 }, { 0x7E0 },
{ 0x1F } },
/* 24bpp 8/8/8 */
{ sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 24 }, { 0xFF0000 },
{ 0x00FF00 }, { 0x0000FF } },
/* 32bpp 8/8/8 */
{ sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 32 }, { 0xFF0000 },
{ 0x00FF00 }, { 0x0000FF } }
};
HRESULT User_DirectDraw_Create(const GUID* pGUID, LPDIRECTDRAW7* pIface,
IUnknown* pUnkOuter, BOOL ex);
HRESULT User_DirectDraw_Initialize(IDirectDrawImpl*, const GUID*);
static const ddraw_driver user_driver =
{
&user_device,
10,
User_DirectDraw_Create,
User_DirectDraw_Initialize
};
BOOL DDRAW_User_Init(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
{
if (fdwReason == DLL_PROCESS_ATTACH)
DDRAW_register_driver(&user_driver);
return TRUE;
}
static const DDPIXELFORMAT* pixelformat_for_depth(DWORD depth)
{
switch (depth)
{
case 8: return pixelformats + 0;
case 15: return pixelformats + 1;
case 16: return pixelformats + 2;
case 24: return pixelformats + 3;
case 32: return pixelformats + 4;
default: return NULL;
}
}
/* Not called from the vtable. */
HRESULT User_DirectDraw_Construct(IDirectDrawImpl *This, BOOL ex)
{
HRESULT hr;
DWORD depth;
HDC hDC;
TRACE("(%p,%d)\n",This,ex);
hr = Main_DirectDraw_Construct(This, ex);
if (FAILED(hr)) return hr;
This->final_release = User_DirectDraw_final_release;
This->create_primary = User_DirectDraw_create_primary;
This->create_backbuffer = User_DirectDraw_create_backbuffer;
hDC = CreateDCA("DISPLAY", NULL, NULL, NULL);
depth = GetDeviceCaps(hDC, BITSPIXEL) * GetDeviceCaps(hDC, PLANES);
DeleteDC(hDC);
This->width = GetSystemMetrics(SM_CXSCREEN);
This->height = GetSystemMetrics(SM_CYSCREEN);
This->pitch = DDRAW_width_bpp_to_pitch(This->width, depth);
This->pixelformat = *pixelformat_for_depth(depth);
This->orig_width = This->width;
This->orig_height = This->height;
This->orig_pitch = This->pitch;
This->orig_pixelformat = This->pixelformat;
ICOM_INIT_INTERFACE(This, IDirectDraw7, User_DirectDraw_VTable);
/* capabilities */
#define BLIT_CAPS (DDCAPS_BLT | DDCAPS_BLTCOLORFILL | DDCAPS_BLTDEPTHFILL \
| DDCAPS_BLTSTRETCH | DDCAPS_CANBLTSYSMEM | DDCAPS_CANCLIP \
| DDCAPS_CANCLIPSTRETCHED | DDCAPS_COLORKEY \
| DDCAPS_COLORKEYHWASSIST | DDCAPS_OVERLAY | DDCAPS_OVERLAYSTRETCH)
#define CKEY_CAPS (DDCKEYCAPS_DESTBLT | DDCKEYCAPS_SRCBLT)
#define FX_CAPS (DDFXCAPS_BLTALPHA | DDFXCAPS_BLTMIRRORLEFTRIGHT \
| DDFXCAPS_BLTMIRRORUPDOWN | DDFXCAPS_BLTROTATION90 \
| DDFXCAPS_BLTSHRINKX | DDFXCAPS_BLTSHRINKXN \
| DDFXCAPS_BLTSHRINKY | DDFXCAPS_BLTSHRINKXN \
| DDFXCAPS_BLTSTRETCHX | DDFXCAPS_BLTSTRETCHXN \
| DDFXCAPS_BLTSTRETCHY | DDFXCAPS_BLTSTRETCHYN)
This->caps.dwCaps |= DDCAPS_GDI | DDCAPS_PALETTE | BLIT_CAPS;
if( opengl_initialized )
{
/* Hack for D3D code */
This->caps.dwCaps |= DDCAPS_3D;
}
This->caps.dwCaps2 |= DDCAPS2_CERTIFIED | DDCAPS2_NOPAGELOCKREQUIRED |
DDCAPS2_PRIMARYGAMMA | DDCAPS2_WIDESURFACES;
This->caps.dwCKeyCaps |= CKEY_CAPS;
This->caps.dwFXCaps |= FX_CAPS;
This->caps.dwPalCaps |= DDPCAPS_8BIT | DDPCAPS_PRIMARYSURFACE;
This->caps.dwVidMemTotal = 16*1024*1024;
This->caps.dwVidMemFree = 16*1024*1024;
This->caps.dwSVBCaps |= BLIT_CAPS;
This->caps.dwSVBCKeyCaps |= CKEY_CAPS;
This->caps.dwSVBFXCaps |= FX_CAPS;
This->caps.dwVSBCaps |= BLIT_CAPS;
This->caps.dwVSBCKeyCaps |= CKEY_CAPS;
This->caps.dwVSBFXCaps |= FX_CAPS;
This->caps.dwSSBCaps |= BLIT_CAPS;
This->caps.dwSSBCKeyCaps |= CKEY_CAPS;
This->caps.dwSSBFXCaps |= FX_CAPS;
This->caps.ddsCaps.dwCaps |= DDSCAPS_ALPHA | DDSCAPS_BACKBUFFER |
DDSCAPS_FLIP | DDSCAPS_FRONTBUFFER |
DDSCAPS_OFFSCREENPLAIN | DDSCAPS_PALETTE |
DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY |
DDSCAPS_VIDEOMEMORY | DDSCAPS_VISIBLE;
if( opengl_initialized )
{
/* Hacks for D3D code */
This->caps.ddsCaps.dwCaps |= DDSCAPS_3DDEVICE | DDSCAPS_MIPMAP | DDSCAPS_TEXTURE | DDSCAPS_ZBUFFER;
}
This->caps.ddsOldCaps.dwCaps = This->caps.ddsCaps.dwCaps;
#undef BLIT_CAPS
#undef CKEY_CAPS
#undef FX_CAPS
return S_OK;
}
/* This function is called from DirectDrawCreate(Ex) on the most-derived
* class to start construction.
* Not called from the vtable. */
HRESULT User_DirectDraw_Create(const GUID* pGUID, LPDIRECTDRAW7* pIface,
IUnknown* pUnkOuter, BOOL ex)
{
HRESULT hr;
IDirectDrawImpl* This;
assert(pUnkOuter == NULL);
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(IDirectDrawImpl) + sizeof(User_DirectDrawImpl));
if (This == NULL) return E_OUTOFMEMORY;
/* Note that this relation does *not* hold true if the DD object was
* CoCreateInstanced then Initialized. */
This->private = (User_DirectDrawImpl *)(This+1);
/* Initialize the DDCAPS structure */
This->caps.dwSize = sizeof(This->caps);
hr = User_DirectDraw_Construct(This, ex);
if (FAILED(hr))
HeapFree(GetProcessHeap(), 0, This);
else
*pIface = ICOM_INTERFACE(This, IDirectDraw7);
return hr;
}
/* This function is called from Uninit_DirectDraw_Initialize on the
* most-derived-class to start initialization.
* Not called from the vtable. */
HRESULT User_DirectDraw_Initialize(IDirectDrawImpl *This, const GUID* guid)
{
HRESULT hr;
This->private = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(User_DirectDrawImpl));
if (This->private == NULL) return E_OUTOFMEMORY;
/* Initialize the DDCAPS structure */
This->caps.dwSize = sizeof(This->caps);
hr = User_DirectDraw_Construct(This, TRUE); /* XXX ex? */
if (FAILED(hr))
{
HeapFree(GetProcessHeap(), 0, This->private);
return hr;
}
return DD_OK;
}
/* Called from an internal function pointer. */
void User_DirectDraw_final_release(IDirectDrawImpl *This)
{
Main_DirectDraw_final_release(This);
}
/* Compact: generic */
/* CreateClipper: generic */
/* CreatePalette: generic (with callback) */
/* CreateSurface: generic (with callbacks) */
HRESULT
User_DirectDraw_create_primary(IDirectDrawImpl* This,
const DDSURFACEDESC2* pDDSD,
LPDIRECTDRAWSURFACE7* ppSurf,
IUnknown* pUnkOuter)
{
return User_DirectDrawSurface_Create(This, pDDSD, ppSurf, pUnkOuter);
}
HRESULT
User_DirectDraw_create_backbuffer(IDirectDrawImpl* This,
const DDSURFACEDESC2* pDDSD,
LPDIRECTDRAWSURFACE7* ppSurf,
IUnknown* pUnkOuter,
IDirectDrawSurfaceImpl* primary)
{
return User_DirectDrawSurface_Create(This, pDDSD, ppSurf, pUnkOuter);
}
/* DuplicateSurface: generic */
/* Originally derived from Xlib_IDirectDraw2Impl_EnumDisplayModes.
*
* The depths are whatever DIBsections support on the client side.
* Should they be limited by screen depth?
*/
HRESULT WINAPI
User_DirectDraw_EnumDisplayModes(LPDIRECTDRAW7 iface, DWORD dwFlags,
LPDDSURFACEDESC2 pDDSD, LPVOID context,
LPDDENUMMODESCALLBACK2 callback)
{
DDSURFACEDESC2 callback_sd;
DEVMODEW DevModeW;
const DDPIXELFORMAT* pixelformat;
int i;
TRACE("(%p)->(0x%08lx,%p,%p,%p)\n",iface,dwFlags,pDDSD,context,callback);
if (pDDSD && TRACE_ON(ddraw))
{
TRACE("Enumerate modes matching:\n");
DDRAW_dump_surface_desc(pDDSD);
}
ZeroMemory(&callback_sd, sizeof(callback_sd));
callback_sd.dwSize = sizeof(callback_sd);
callback_sd.dwFlags = DDSD_HEIGHT|DDSD_WIDTH|DDSD_PIXELFORMAT|DDSD_CAPS
| DDSD_PITCH;
if (dwFlags & DDEDM_REFRESHRATES)
callback_sd.dwFlags |= DDSD_REFRESHRATE;
callback_sd.u2.dwRefreshRate = 60.0;
for (i = 0; EnumDisplaySettingsExW(NULL, i, &DevModeW, 0); i++)
{
if (pDDSD)
{
if ((pDDSD->dwFlags & DDSD_WIDTH) && (pDDSD->dwWidth != DevModeW.dmPelsWidth))
continue;
if ((pDDSD->dwFlags & DDSD_HEIGHT) && (pDDSD->dwHeight != DevModeW.dmPelsHeight))
continue;
if ((pDDSD->dwFlags & DDSD_PIXELFORMAT) && (pDDSD->u4.ddpfPixelFormat.dwFlags & DDPF_RGB) &&
(pDDSD->u4.ddpfPixelFormat.u1.dwRGBBitCount != DevModeW.dmBitsPerPel))
continue;
}
callback_sd.dwHeight = DevModeW.dmPelsHeight;
callback_sd.dwWidth = DevModeW.dmPelsWidth;
if (DevModeW.dmFields & DM_DISPLAYFREQUENCY)
{
callback_sd.u2.dwRefreshRate = DevModeW.dmDisplayFrequency;
}
TRACE("- mode: %ldx%ld\n", callback_sd.dwWidth, callback_sd.dwHeight);
pixelformat = pixelformat_for_depth(DevModeW.dmBitsPerPel);
callback_sd.u1.lPitch
= DDRAW_width_bpp_to_pitch(DevModeW.dmPelsWidth,
pixelformat->u1.dwRGBBitCount);
callback_sd.u4.ddpfPixelFormat = *pixelformat;
callback_sd.ddsCaps.dwCaps = 0;
if (pixelformat->dwFlags & DDPF_PALETTEINDEXED8) /* ick */
callback_sd.ddsCaps.dwCaps |= DDSCAPS_PALETTE;
TRACE(" - %2ld bpp, R=%08lx G=%08lx B=%08lx\n",
callback_sd.u4.ddpfPixelFormat.u1.dwRGBBitCount,
callback_sd.u4.ddpfPixelFormat.u2.dwRBitMask,
callback_sd.u4.ddpfPixelFormat.u3.dwGBitMask,
callback_sd.u4.ddpfPixelFormat.u4.dwBBitMask);
if (callback(&callback_sd, context) == DDENUMRET_CANCEL)
return DD_OK;
}
return DD_OK;
}
/* EnumSurfaces: generic */
/* FlipToGDISurface: ??? */
#if 0
HRESULT WINAPI
User_DirectDraw_GetCaps(LPDIRECTDRAW7 iface, LPDDCAPS pDriverCaps,
LPDDCAPS pHELCaps)
{
/* Based on my guesses for what is appropriate with some clues from the
* NVidia driver. Not everything is actually implemented yet.
* NV has but we don't: Overlays, Video Ports, DDCAPS_READSCANLINE,
* DDCAPS2_CERTIFIED (heh), DDSCAPS2_NONLOCALVIDMEM, DDSCAPS2_COPYFOURCC.
* It actually has no FX alpha caps.
* Oddly, it doesn't list DDPCAPS_PRIMARYSURFACE.
* And the HEL caps make little sense.
*/
#define BLIT_CAPS (DDCAPS_BLT | DDCAPS_BLTCOLORFILL | DDCAPS_BLTDEPTHFILL \
| DDCAPS_BLTSTRETCH | DDCAPS_CANBLTSYSMEM | DDCAPS_CANCLIP \
| DDCAPS_CANCLIPSTRETCHED | DDCAPS_COLORKEY \
| DDCAPS_COLORKEYHWASSIST | DDCAPS_OVERLAY | DDCAPS_OVERLAYSTRETCH)
#define CKEY_CAPS (DDCKEYCAPS_DESTBLT | DDCKEYCAPS_SRCBLT)
#define FX_CAPS (DDFXCAPS_BLTALPHA | DDFXCAPS_BLTMIRRORLEFTRIGHT \
| DDFXCAPS_BLTMIRRORUPDOWN | DDFXCAPS_BLTROTATION90 \
| DDFXCAPS_BLTSHRINKX | DDFXCAPS_BLTSHRINKXN \
| DDFXCAPS_BLTSHRINKY | DDFXCAPS_BLTSHRINKXN \
| DDFXCAPS_BLTSTRETCHX | DDFXCAPS_BLTSTRETCHXN \
| DDFXCAPS_BLTSTRETCHY | DDFXCAPS_BLTSTRETCHYN)
#if 0
#define ROPS { SRCCOPY, SRCPAINT, SRCAND, SRCINVERT, SRCERASE, NOTSRCCOPY, \
NOTSRCERASE, MERGEPAINT, BLACKNESS, WHITENESS, }
#else
#define ROPS { 0, }
#endif
static const DDCAPS caps =
{ sizeof(DDCAPS),
DDCAPS_3D | DDCAPS_GDI | DDCAPS_PALETTE | BLIT_CAPS,
DDCAPS2_CANMANAGETEXTURE | DDCAPS2_CANRENDERWINDOWED | DDCAPS2_CERTIFIED
| DDCAPS2_NOPAGELOCKREQUIRED | DDCAPS2_PRIMARYGAMMA
| DDCAPS2_WIDESURFACES,
CKEY_CAPS,
FX_CAPS,
0, /* dwFXAlphaCaps */
DDPCAPS_8BIT | DDPCAPS_PRIMARYSURFACE,
0, /* dwSVCaps */
0, /* ? dwAlphaBitConstBitDepths */
0, /* ? dwAlphaBitPixelPitDepths */
0, /* ? dwAlphaBltSurfaceBitDepths */
0, /* ? dwAlphaOverlayConstBitDepths */
0, /* ? dwAlphaOverlayPixelBitDepths */
0, /* ? dwAlphaOverlaySurfaceBitDepths */
DDBD_16, /* ? dwZBufferBitDepths */
16*1024*1024, /* dwVidMemTotal */
16*1024*1024, /* dwVidMemFree */
0, /* dwMaxVisibleOverlays */
0, /* dwCurrVisibleOverlays */
0, /* dwNumFourCCCodes */
0, /* dwAlignBoundarySrc */
0, /* dwAlignSizeSrc */
0, /* dwAlignBoundaryDest */
0, /* dwAlignSizeDest */
0, /* dwAlignStrideAlign */
ROPS, /* XXX dwRops[DD_ROP_SPACE] */
{ 0, }, /* XXX ddsOldCaps */
1000, /* dwMinOverlayStretch */
1000, /* dwMaxOverlayStretch */
1000, /* dwMinLiveVideoStretch */
1000, /* dwMaxLiveVideoStretch */
1000, /* dwMinHwCodecStretch */
1000, /* dwMaxHwCodecStretch */
0, 0, 0, /* dwReserved1, 2, 3 */
BLIT_CAPS, /* dwSVBCaps */
CKEY_CAPS, /* dwSVBCKeyCaps */
FX_CAPS, /* dwSVBFXCaps */
ROPS, /* dwSVBRops */
BLIT_CAPS, /* dwVSBCaps */
CKEY_CAPS, /* dwVSBCKeyCaps */
FX_CAPS, /* dwVSBFXCaps */
ROPS, /* dwVSBRops */
BLIT_CAPS, /* dwSSBCaps */
CKEY_CAPS, /* dwSSBCKeyCaps */
FX_CAPS, /* dwSSBFXCaps */
ROPS, /* dwSSBRops */
0, /* dwMaxVideoPorts */
0, /* dwCurrVideoPorts */
0, /* ? dwSVBCaps2 */
BLIT_CAPS, /* ? dwNLVBCaps */
0, /* ? dwNLVBCaps2 */
CKEY_CAPS, /* dwNLVBCKeyCaps */
FX_CAPS, /* dwNLVBFXCaps */
ROPS, /* dwNLVBRops */
{ /* ddsCaps */
DDSCAPS_3DDEVICE | DDSCAPS_ALPHA | DDSCAPS_BACKBUFFER | DDSCAPS_FLIP
| DDSCAPS_FRONTBUFFER | DDSCAPS_MIPMAP | DDSCAPS_OFFSCREENPLAIN
| DDSCAPS_PALETTE | DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY
| DDSCAPS_TEXTURE | DDSCAPS_VIDEOMEMORY | DDSCAPS_VISIBLE
| DDSCAPS_ZBUFFER,
DDSCAPS2_CUBEMAP,
0,
0
}
};
#undef BLIT_CAPS
#undef CKEY_CAPS
#undef FX_CAPS
#undef ROPS
IDirectDrawImpl *This = (IDirectDrawImpl *)iface;
TRACE("(%p)->(%p,%p)\n",This,pDriverCaps,pHELCaps);
if (pDriverCaps != NULL)
DD_STRUCT_COPY_BYSIZE(pDriverCaps,&caps);
if (pHELCaps != NULL)
DD_STRUCT_COPY_BYSIZE(pHELCaps,&caps);
return DD_OK;
}
#endif
HRESULT WINAPI
User_DirectDraw_GetDeviceIdentifier(LPDIRECTDRAW7 iface,
LPDDDEVICEIDENTIFIER2 pDDDI,
DWORD dwFlags)
{
TRACE("(%p)->(%p,%08lx)\n",iface,pDDDI,dwFlags);
*pDDDI = user_device;
return DD_OK;
}
/* GetDisplayMode: generic */
/* GetFourCCCodes: generic */
/* GetGDISurface: ??? */
/* GetMonitorFrequency: generic */
/* GetScanLine: generic */
/* GetSurfaceFromDC: generic */
/* GetVerticalBlankStatus: generic */
/* Initialize: generic */
/* RestoreAllSurfaces: generic */
/* RestoreDisplayMode: generic */
/* SetCooperativeLevel: ??? */
HRESULT WINAPI
User_DirectDraw_SetDisplayMode(LPDIRECTDRAW7 iface, DWORD dwWidth,
DWORD dwHeight, DWORD dwBPP,
DWORD dwRefreshRate, DWORD dwFlags)
{
IDirectDrawImpl *This = (IDirectDrawImpl *)iface;
const DDPIXELFORMAT* pixelformat;
DEVMODEW devmode;
LONG pitch;
TRACE("(%p)->(%ldx%ldx%ld,%ld Hz,%08lx)\n",This,dwWidth,dwHeight,dwBPP,dwRefreshRate,dwFlags);
devmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
devmode.dmBitsPerPel = dwBPP;
devmode.dmPelsWidth = dwWidth;
devmode.dmPelsHeight = dwHeight;
/* '0' means default frequency */
if (dwRefreshRate != 0)
{
devmode.dmFields |= DM_DISPLAYFREQUENCY;
devmode.dmDisplayFrequency = dwRefreshRate;
}
if (ChangeDisplaySettingsExW(NULL, &devmode, NULL, CDS_FULLSCREEN, NULL) != DISP_CHANGE_SUCCESSFUL)
return DDERR_INVALIDMODE;
pixelformat = pixelformat_for_depth(dwBPP);
if (pixelformat == NULL)
{
assert(0);
return DDERR_GENERIC;
}
pitch = DDRAW_width_bpp_to_pitch(dwWidth, dwBPP);
return Main_DirectDraw_SetDisplayMode(iface, dwWidth, dwHeight, pitch,
dwRefreshRate, dwFlags, pixelformat);
}
/* StartModeTest: ??? */
/* TestCooperativeLevel: generic? */
/* WaitForVerticalBlank: ??? */
static const IDirectDraw7Vtbl User_DirectDraw_VTable =
{
Main_DirectDraw_QueryInterface,
Main_DirectDraw_AddRef,
Main_DirectDraw_Release,
Main_DirectDraw_Compact,
Main_DirectDraw_CreateClipper,
Main_DirectDraw_CreatePalette,
Main_DirectDraw_CreateSurface,
Main_DirectDraw_DuplicateSurface,
User_DirectDraw_EnumDisplayModes,
Main_DirectDraw_EnumSurfaces,
Main_DirectDraw_FlipToGDISurface,
Main_DirectDraw_GetCaps,
Main_DirectDraw_GetDisplayMode,
Main_DirectDraw_GetFourCCCodes,
Main_DirectDraw_GetGDISurface,
Main_DirectDraw_GetMonitorFrequency,
Main_DirectDraw_GetScanLine,
Main_DirectDraw_GetVerticalBlankStatus,
Main_DirectDraw_Initialize,
Main_DirectDraw_RestoreDisplayMode,
Main_DirectDraw_SetCooperativeLevel,
User_DirectDraw_SetDisplayMode,
Main_DirectDraw_WaitForVerticalBlank,
Main_DirectDraw_GetAvailableVidMem,
Main_DirectDraw_GetSurfaceFromDC,
Main_DirectDraw_RestoreAllSurfaces,
Main_DirectDraw_TestCooperativeLevel,
User_DirectDraw_GetDeviceIdentifier,
Main_DirectDraw_StartModeTest,
Main_DirectDraw_EvaluateMode
};
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