dlls/ddraw/dsurface/hal.c - wine - Git at Google

 /*	DirectDrawSurface HAL driver
  *
  * Copyright 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */

 #include "config.h"

 #include <assert.h>
 #include <stdlib.h>

 #define NONAMELESSUNION
 #define NONAMELESSSTRUCT
 #include "wine/debug.h"
 #include "ddraw_private.h"
 #include "ddraw/user.h"
 #include "ddraw/hal.h"
 #include "dsurface/main.h"
 #include "dsurface/dib.h"
 #include "dsurface/user.h"
 #include "dsurface/hal.h"

 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);

 static IDirectDrawSurface7Vtbl HAL_IDirectDrawSurface7_VTable;

 static HRESULT HAL_DirectDrawSurface_create_surface(IDirectDrawSurfaceImpl* This,
 						    IDirectDrawImpl* pDD)
 {
     HAL_PRIV_VAR(priv, This);
     HAL_DDRAW_PRIV_VAR(ddpriv, pDD);
     LPDDRAWI_DIRECTDRAW_GBL dd_gbl = pDD->local.lpGbl;
     LPDDRAWI_DDRAWSURFACE_LCL local = &This->local;
     DDHAL_CREATESURFACEDATA data;
     HRESULT hr;

     data.lpDD = dd_gbl;
     data.lpDDSurfaceDesc = (LPDDSURFACEDESC)&This->surface_desc;
     data.lplpSList = &local;
     data.dwSCnt = 1;
     data.ddRVal = 0;
     data.CreateSurface = dd_gbl->lpDDCBtmp->HALDD.CreateSurface;
     hr = data.CreateSurface(&data);

     if (hr == DDHAL_DRIVER_HANDLED) {
 	if (This->global.fpVidMem < 4) {
 	    /* grab framebuffer data from current_mode */
 	    priv->hal.fb_pitch = dd_gbl->vmiData.lDisplayPitch;
 	    priv->hal.fb_vofs  = ddpriv->hal.next_vofs;
 	    priv->hal.fb_addr  = ((LPBYTE)dd_gbl->vmiData.fpPrimary) +
 				 dd_gbl->vmiData.lDisplayPitch * priv->hal.fb_vofs;
 	    TRACE("vofs=%ld, addr=%p\n", priv->hal.fb_vofs, priv->hal.fb_addr);
 	    ddpriv->hal.next_vofs += This->surface_desc.dwHeight;

 	    This->global.fpVidMem = (FLATPTR)priv->hal.fb_addr;
 	    This->global.u4.lPitch = priv->hal.fb_pitch;
 	}
 	This->surface_desc.lpSurface = (LPVOID)This->global.fpVidMem;
 	This->surface_desc.dwFlags |= DDSD_LPSURFACE;
 	if (This->surface_desc.ddsCaps.dwCaps & DDSCAPS_EXECUTEBUFFER) {
 	    This->surface_desc.u1.dwLinearSize = This->global.u4.dwLinearSize;
 	    This->surface_desc.dwFlags |= DDSD_LINEARSIZE;
 	} else {
 	    This->surface_desc.u1.lPitch = This->global.u4.lPitch;
 	    This->surface_desc.dwFlags |= DDSD_PITCH;
 	}
     }
     else priv->hal.need_late = TRUE;

     return data.ddRVal;
 }

 static inline BOOL HAL_IsUser(IDirectDrawSurfaceImpl* This)
 {
     HAL_PRIV_VAR(priv, This);
     if (This->surface_desc.ddsCaps.dwCaps & (DDSCAPS_TEXTURE | DDSCAPS_EXECUTEBUFFER))
 	return FALSE;
     if (priv->hal.fb_addr)
 	return FALSE;
     return TRUE;
 }

 HRESULT
 HAL_DirectDrawSurface_Construct(IDirectDrawSurfaceImpl* This,
 				IDirectDrawImpl* pDD,
 				const DDSURFACEDESC2* pDDSD)
 {
     HAL_PRIV_VAR(priv, This);
     LPDDRAWI_DIRECTDRAW_GBL dd_gbl = pDD->local.lpGbl;
     HRESULT hr;

     TRACE("(%p,%p,%p)\n",This,pDD,pDDSD);

     /* copy surface_desc, we may want to modify it before DIB construction */
     This->surface_desc = *pDDSD;

     /* the driver may want to dereference these pointers */
     This->local.lpSurfMore = &This->more;
     This->local.lpGbl = &This->global;
     This->gmore = &This->global_more;

     if (This->surface_desc.ddsCaps.dwCaps & DDSCAPS_TEXTURE) {
 	hr = HAL_DirectDrawSurface_create_surface(This, pDD);
 	if (FAILED(hr)) return hr;

 	hr = DIB_DirectDrawSurface_Construct(This, pDD, &This->surface_desc);
 	if (FAILED(hr)) return hr;
     }
     else if (This->surface_desc.ddsCaps.dwCaps & DDSCAPS_EXECUTEBUFFER) {
 	FIXME("create execute buffer\n");
 	return DDERR_GENERIC;
     }
     else {
 	if (!(dd_gbl->dwFlags & DDRAWI_MODECHANGED)) {
 	    /* force a mode set (HALs like DGA may need it) */
 	    hr = HAL_DirectDraw_SetDisplayMode(ICOM_INTERFACE(pDD, IDirectDraw7),
 					       pDD->width, pDD->height,
 					       pDD->pixelformat.u1.dwRGBBitCount,
 					       0, 0);
 	    if (FAILED(hr)) return hr;
 	}

 	if (dd_gbl->vmiData.fpPrimary) {
 	    hr = HAL_DirectDrawSurface_create_surface(This, pDD);
 	    if (FAILED(hr)) return hr;

 	    if (priv->hal.need_late) {
 		/* this doesn't make sense... driver error? */
 		ERR("driver failed to create framebuffer surface\n");
 		return DDERR_GENERIC;
 	    }

 	    hr = DIB_DirectDrawSurface_Construct(This, pDD, &This->surface_desc);
 	    if (FAILED(hr)) return hr;
 	} else {
 	    /* no framebuffer, construct User-based primary */
 	    hr = User_DirectDrawSurface_Construct(This, pDD, pDDSD);
 	    if (FAILED(hr)) return hr;

 	    /* must notify HAL *after* creating User-based primary */
 	    /* (or use CreateSurfaceEx, which we don't yet) */
 	    hr = HAL_DirectDrawSurface_create_surface(This, pDD);
 	    if (FAILED(hr)) return hr;

 	    priv->hal.need_late = FALSE;
 	}
     }

     ICOM_INIT_INTERFACE(This, IDirectDrawSurface7,
 			HAL_IDirectDrawSurface7_VTable);

     This->final_release = HAL_DirectDrawSurface_final_release;
     This->late_allocate = HAL_DirectDrawSurface_late_allocate;
     This->duplicate_surface = HAL_DirectDrawSurface_duplicate_surface;

     This->flip_data   = HAL_DirectDrawSurface_flip_data;
     This->flip_update = HAL_DirectDrawSurface_flip_update;

     This->set_palette    = HAL_DirectDrawSurface_set_palette;

     This->get_display_window = HAL_DirectDrawSurface_get_display_window;

     return DD_OK;
 }

 HRESULT
 HAL_DirectDrawSurface_Create(IDirectDrawImpl *pDD,
 			     const DDSURFACEDESC2 *pDDSD,
 			     LPDIRECTDRAWSURFACE7 *ppSurf,
 			     IUnknown *pUnkOuter)
 {
     IDirectDrawSurfaceImpl* This;
     HRESULT hr;
     assert(pUnkOuter == NULL);

     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 		     sizeof(*This) + sizeof(HAL_DirectDrawSurfaceImpl));
     if (This == NULL) return E_OUTOFMEMORY;

     This->private = (HAL_DirectDrawSurfaceImpl*)(This+1);

     hr = HAL_DirectDrawSurface_Construct(This, pDD, pDDSD);
     if (FAILED(hr))
 	HeapFree(GetProcessHeap(), 0, This);
     else
 	*ppSurf = ICOM_INTERFACE(This, IDirectDrawSurface7);

     return hr;
 }

 void HAL_DirectDrawSurface_final_release(IDirectDrawSurfaceImpl* This)
 {
     LPDDRAWI_DIRECTDRAW_GBL dd_gbl = This->more.lpDD_lcl->lpGbl;
     DDHAL_DESTROYSURFACEDATA data;

     /* destroy HAL surface */
     data.lpDD = dd_gbl;
     data.lpDDSurface = &This->local;
     data.ddRVal = 0;
     data.DestroySurface = dd_gbl->lpDDCBtmp->HALDDSurface.DestroySurface;
     data.DestroySurface(&data);

     if (HAL_IsUser(This)) {
 	User_DirectDrawSurface_final_release(This);
     } else {
 	DIB_DirectDrawSurface_final_release(This);
     }
 }

 HRESULT HAL_DirectDrawSurface_late_allocate(IDirectDrawSurfaceImpl* This)
 {
     HAL_PRIV_VAR(priv, This);
     if (priv->hal.need_late) {
 	priv->hal.need_late = FALSE;
 	return HAL_DirectDrawSurface_create_surface(This, This->ddraw_owner);
     }
     return DD_OK;
 }

 void HAL_DirectDrawSurface_set_palette(IDirectDrawSurfaceImpl* This,
 				       IDirectDrawPaletteImpl* pal)
 {
     LPDDRAWI_DIRECTDRAW_GBL dd_gbl = This->more.lpDD_lcl->lpGbl;
     DDHAL_SETPALETTEDATA data;

     DIB_DirectDrawSurface_set_palette(This, pal);
     data.lpDD = dd_gbl;
     data.lpDDSurface = &This->local;
     data.lpDDPalette = (pal != NULL ? &pal->global : NULL);
     data.ddRVal = 0;
     data.Attach = TRUE; /* what's this? */
     data.SetPalette = dd_gbl->lpDDCBtmp->HALDDSurface.SetPalette;
     if (data.SetPalette)
 	data.SetPalette(&data);
 }

 HRESULT HAL_DirectDrawSurface_duplicate_surface(IDirectDrawSurfaceImpl* This,
 						LPDIRECTDRAWSURFACE7* ppDup)
 {
     return HAL_DirectDrawSurface_Create(This->ddraw_owner,
 					     &This->surface_desc, ppDup, NULL);
 }

 void HAL_DirectDrawSurface_lock_update(IDirectDrawSurfaceImpl* This,
 				       LPCRECT pRect, DWORD dwFlags)
 {
     LPDDRAWI_DIRECTDRAW_GBL dd_gbl = This->more.lpDD_lcl->lpGbl;
     DDHAL_LOCKDATA	data;

     data.lpDD		= dd_gbl;
     data.lpDDSurface	= &This->local;
     data.ddRVal		= 0;
     data.lpSurfData	= This->surface_desc.lpSurface; /* FIXME: correct? */
     if (pRect) {
 	data.rArea.top	= pRect->top;
 	data.rArea.bottom	= pRect->bottom;
 	data.rArea.left	= pRect->left;
 	data.rArea.right	= pRect->right;
 	data.bHasRect 	= TRUE;
     } else {
 	data.bHasRect 	= FALSE;
     }
     data.dwFlags	= dwFlags;

     data.Lock		= dd_gbl->lpDDCBtmp->HALDDSurface.Lock;
     if (data.Lock && (data.Lock(&data) == DDHAL_DRIVER_HANDLED))
 	return;

     if (HAL_IsUser(This)) {
 	User_DirectDrawSurface_lock_update(This, pRect, dwFlags);
     } else {
 	Main_DirectDrawSurface_lock_update(This, pRect, dwFlags);
     }
 }

 void HAL_DirectDrawSurface_unlock_update(IDirectDrawSurfaceImpl* This,
 					 LPCRECT pRect)
 {
     LPDDRAWI_DIRECTDRAW_GBL dd_gbl = This->more.lpDD_lcl->lpGbl;
     DDHAL_UNLOCKDATA	data;

     data.lpDD		= dd_gbl;
     data.lpDDSurface	= &This->local;
     data.ddRVal		= 0;
     data.Unlock		= dd_gbl->lpDDCBtmp->HALDDSurface.Unlock;
     if (data.Unlock && (data.Unlock(&data) == DDHAL_DRIVER_HANDLED))
 	return;

     if (HAL_IsUser(This)) {
 	User_DirectDrawSurface_unlock_update(This, pRect);
     } else {
 	Main_DirectDrawSurface_unlock_update(This, pRect);
     }
 }

 BOOL HAL_DirectDrawSurface_flip_data(IDirectDrawSurfaceImpl* front,
 				     IDirectDrawSurfaceImpl* back,
 				     DWORD dwFlags)
 {
     HAL_PRIV_VAR(front_priv, front);
     HAL_PRIV_VAR(back_priv, back);
     LPDDRAWI_DIRECTDRAW_GBL dd_gbl = front->more.lpDD_lcl->lpGbl;
     DDHAL_FLIPDATA data;
     BOOL ret;

     {
 	DWORD tmp;
 	tmp = front_priv->hal.fb_vofs;
 	front_priv->hal.fb_vofs = back_priv->hal.fb_vofs;
 	back_priv->hal.fb_vofs = tmp;
     }
     {
 	LPVOID tmp;
 	tmp = front_priv->hal.fb_addr;
 	front_priv->hal.fb_addr = back_priv->hal.fb_addr;
 	back_priv->hal.fb_addr = tmp;
     }

     if (HAL_IsUser(front)) {
 	ret = User_DirectDrawSurface_flip_data(front, back, dwFlags);
     } else {
 	ret = DIB_DirectDrawSurface_flip_data(front, back, dwFlags);
     }

     TRACE("(%p,%p)\n",front,back);
     data.lpDD = dd_gbl;
     data.lpSurfCurr = &front->local;
     data.lpSurfTarg = &back->local;
     data.lpSurfCurrLeft = NULL;
     data.lpSurfTargLeft = NULL;
     data.dwFlags = dwFlags;
     data.ddRVal = 0;
     data.Flip = dd_gbl->lpDDCBtmp->HALDDSurface.Flip;
     if (data.Flip)
 	if (data.Flip(&data) == DDHAL_DRIVER_HANDLED) ret = FALSE;

     return ret;
 }

 void HAL_DirectDrawSurface_flip_update(IDirectDrawSurfaceImpl* This, DWORD dwFlags)
 {
     if (HAL_IsUser(This)) {
 	User_DirectDrawSurface_flip_update(This, dwFlags);
     }
 }

 HWND HAL_DirectDrawSurface_get_display_window(IDirectDrawSurfaceImpl* This)
 {
     return 0;
 }

 static IDirectDrawSurface7Vtbl HAL_IDirectDrawSurface7_VTable =
 {
     Main_DirectDrawSurface_QueryInterface,
     Main_DirectDrawSurface_AddRef,
     Main_DirectDrawSurface_Release,
     Main_DirectDrawSurface_AddAttachedSurface,
     Main_DirectDrawSurface_AddOverlayDirtyRect,
     DIB_DirectDrawSurface_Blt,
     Main_DirectDrawSurface_BltBatch,
     DIB_DirectDrawSurface_BltFast,
     Main_DirectDrawSurface_DeleteAttachedSurface,
     Main_DirectDrawSurface_EnumAttachedSurfaces,
     Main_DirectDrawSurface_EnumOverlayZOrders,
     Main_DirectDrawSurface_Flip,
     Main_DirectDrawSurface_GetAttachedSurface,
     Main_DirectDrawSurface_GetBltStatus,
     Main_DirectDrawSurface_GetCaps,
     Main_DirectDrawSurface_GetClipper,
     Main_DirectDrawSurface_GetColorKey,
     Main_DirectDrawSurface_GetDC,
     Main_DirectDrawSurface_GetFlipStatus,
     Main_DirectDrawSurface_GetOverlayPosition,
     Main_DirectDrawSurface_GetPalette,
     Main_DirectDrawSurface_GetPixelFormat,
     Main_DirectDrawSurface_GetSurfaceDesc,
     Main_DirectDrawSurface_Initialize,
     Main_DirectDrawSurface_IsLost,
     Main_DirectDrawSurface_Lock,
     Main_DirectDrawSurface_ReleaseDC,
     DIB_DirectDrawSurface_Restore,
     Main_DirectDrawSurface_SetClipper,
     Main_DirectDrawSurface_SetColorKey,
     Main_DirectDrawSurface_SetOverlayPosition,
     Main_DirectDrawSurface_SetPalette,
     Main_DirectDrawSurface_Unlock,
     Main_DirectDrawSurface_UpdateOverlay,
     Main_DirectDrawSurface_UpdateOverlayDisplay,
     Main_DirectDrawSurface_UpdateOverlayZOrder,
     Main_DirectDrawSurface_GetDDInterface,
     Main_DirectDrawSurface_PageLock,
     Main_DirectDrawSurface_PageUnlock,
     DIB_DirectDrawSurface_SetSurfaceDesc,
     Main_DirectDrawSurface_SetPrivateData,
     Main_DirectDrawSurface_GetPrivateData,
     Main_DirectDrawSurface_FreePrivateData,
     Main_DirectDrawSurface_GetUniquenessValue,
     Main_DirectDrawSurface_ChangeUniquenessValue,
     Main_DirectDrawSurface_SetPriority,
     Main_DirectDrawSurface_GetPriority,
     Main_DirectDrawSurface_SetLOD,
     Main_DirectDrawSurface_GetLOD
 };
	/* DirectDrawSurface HAL driver
	*
	* Copyright 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	*/

	#include "config.h"

	#include <assert.h>
	#include <stdlib.h>

	#define NONAMELESSUNION
	#define NONAMELESSSTRUCT
	#include "wine/debug.h"
	#include "ddraw_private.h"
	#include "ddraw/user.h"
	#include "ddraw/hal.h"
	#include "dsurface/main.h"
	#include "dsurface/dib.h"
	#include "dsurface/user.h"
	#include "dsurface/hal.h"

	WINE_DEFAULT_DEBUG_CHANNEL(ddraw);

	static IDirectDrawSurface7Vtbl HAL_IDirectDrawSurface7_VTable;

	static HRESULT HAL_DirectDrawSurface_create_surface(IDirectDrawSurfaceImpl* This,
	IDirectDrawImpl* pDD)
	{
	HAL_PRIV_VAR(priv, This);
	HAL_DDRAW_PRIV_VAR(ddpriv, pDD);
	LPDDRAWI_DIRECTDRAW_GBL dd_gbl = pDD->local.lpGbl;
	LPDDRAWI_DDRAWSURFACE_LCL local = &This->local;
	DDHAL_CREATESURFACEDATA data;
	HRESULT hr;

	data.lpDD = dd_gbl;
	data.lpDDSurfaceDesc = (LPDDSURFACEDESC)&This->surface_desc;
	data.lplpSList = &local;
	data.dwSCnt = 1;
	data.ddRVal = 0;
	data.CreateSurface = dd_gbl->lpDDCBtmp->HALDD.CreateSurface;
	hr = data.CreateSurface(&data);

	if (hr == DDHAL_DRIVER_HANDLED) {
	if (This->global.fpVidMem < 4) {
	/* grab framebuffer data from current_mode */
	priv->hal.fb_pitch = dd_gbl->vmiData.lDisplayPitch;
	priv->hal.fb_vofs = ddpriv->hal.next_vofs;
	priv->hal.fb_addr = ((LPBYTE)dd_gbl->vmiData.fpPrimary) +
	dd_gbl->vmiData.lDisplayPitch * priv->hal.fb_vofs;
	TRACE("vofs=%ld, addr=%p\n", priv->hal.fb_vofs, priv->hal.fb_addr);
	ddpriv->hal.next_vofs += This->surface_desc.dwHeight;

	This->global.fpVidMem = (FLATPTR)priv->hal.fb_addr;
	This->global.u4.lPitch = priv->hal.fb_pitch;
	}
	This->surface_desc.lpSurface = (LPVOID)This->global.fpVidMem;
	This->surface_desc.dwFlags \|= DDSD_LPSURFACE;
	if (This->surface_desc.ddsCaps.dwCaps & DDSCAPS_EXECUTEBUFFER) {
	This->surface_desc.u1.dwLinearSize = This->global.u4.dwLinearSize;
	This->surface_desc.dwFlags \|= DDSD_LINEARSIZE;
	} else {
	This->surface_desc.u1.lPitch = This->global.u4.lPitch;
	This->surface_desc.dwFlags \|= DDSD_PITCH;
	}
	}
	else priv->hal.need_late = TRUE;

	return data.ddRVal;
	}

	static inline BOOL HAL_IsUser(IDirectDrawSurfaceImpl* This)
	{
	HAL_PRIV_VAR(priv, This);
	if (This->surface_desc.ddsCaps.dwCaps & (DDSCAPS_TEXTURE \| DDSCAPS_EXECUTEBUFFER))
	return FALSE;
	if (priv->hal.fb_addr)
	return FALSE;
	return TRUE;
	}

	HRESULT
	HAL_DirectDrawSurface_Construct(IDirectDrawSurfaceImpl* This,
	IDirectDrawImpl* pDD,
	const DDSURFACEDESC2* pDDSD)
	{
	HAL_PRIV_VAR(priv, This);
	LPDDRAWI_DIRECTDRAW_GBL dd_gbl = pDD->local.lpGbl;
	HRESULT hr;

	TRACE("(%p,%p,%p)\n",This,pDD,pDDSD);

	/* copy surface_desc, we may want to modify it before DIB construction */
	This->surface_desc = *pDDSD;

	/* the driver may want to dereference these pointers */
	This->local.lpSurfMore = &This->more;
	This->local.lpGbl = &This->global;
	This->gmore = &This->global_more;

	if (This->surface_desc.ddsCaps.dwCaps & DDSCAPS_TEXTURE) {
	hr = HAL_DirectDrawSurface_create_surface(This, pDD);
	if (FAILED(hr)) return hr;

	hr = DIB_DirectDrawSurface_Construct(This, pDD, &This->surface_desc);
	if (FAILED(hr)) return hr;
	}
	else if (This->surface_desc.ddsCaps.dwCaps & DDSCAPS_EXECUTEBUFFER) {
	FIXME("create execute buffer\n");
	return DDERR_GENERIC;
	}
	else {
	if (!(dd_gbl->dwFlags & DDRAWI_MODECHANGED)) {
	/* force a mode set (HALs like DGA may need it) */
	hr = HAL_DirectDraw_SetDisplayMode(ICOM_INTERFACE(pDD, IDirectDraw7),
	pDD->width, pDD->height,
	pDD->pixelformat.u1.dwRGBBitCount,
	0, 0);
	if (FAILED(hr)) return hr;
	}

	if (dd_gbl->vmiData.fpPrimary) {
	hr = HAL_DirectDrawSurface_create_surface(This, pDD);
	if (FAILED(hr)) return hr;

	if (priv->hal.need_late) {
	/* this doesn't make sense... driver error? */
	ERR("driver failed to create framebuffer surface\n");
	return DDERR_GENERIC;
	}

	hr = DIB_DirectDrawSurface_Construct(This, pDD, &This->surface_desc);
	if (FAILED(hr)) return hr;
	} else {
	/* no framebuffer, construct User-based primary */
	hr = User_DirectDrawSurface_Construct(This, pDD, pDDSD);
	if (FAILED(hr)) return hr;

	/* must notify HAL after creating User-based primary */
	/* (or use CreateSurfaceEx, which we don't yet) */
	hr = HAL_DirectDrawSurface_create_surface(This, pDD);
	if (FAILED(hr)) return hr;

	priv->hal.need_late = FALSE;
	}
	}

	ICOM_INIT_INTERFACE(This, IDirectDrawSurface7,
	HAL_IDirectDrawSurface7_VTable);

	This->final_release = HAL_DirectDrawSurface_final_release;
	This->late_allocate = HAL_DirectDrawSurface_late_allocate;
	This->duplicate_surface = HAL_DirectDrawSurface_duplicate_surface;

	This->flip_data = HAL_DirectDrawSurface_flip_data;
	This->flip_update = HAL_DirectDrawSurface_flip_update;

	This->set_palette = HAL_DirectDrawSurface_set_palette;

	This->get_display_window = HAL_DirectDrawSurface_get_display_window;

	return DD_OK;
	}

	HRESULT
	HAL_DirectDrawSurface_Create(IDirectDrawImpl *pDD,
	const DDSURFACEDESC2 *pDDSD,
	LPDIRECTDRAWSURFACE7 *ppSurf,
	IUnknown *pUnkOuter)
	{
	IDirectDrawSurfaceImpl* This;
	HRESULT hr;
	assert(pUnkOuter == NULL);

	This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
	sizeof(*This) + sizeof(HAL_DirectDrawSurfaceImpl));
	if (This == NULL) return E_OUTOFMEMORY;

	This->private = (HAL_DirectDrawSurfaceImpl*)(This+1);

	hr = HAL_DirectDrawSurface_Construct(This, pDD, pDDSD);
	if (FAILED(hr))
	HeapFree(GetProcessHeap(), 0, This);
	else
	*ppSurf = ICOM_INTERFACE(This, IDirectDrawSurface7);

	return hr;
	}

	void HAL_DirectDrawSurface_final_release(IDirectDrawSurfaceImpl* This)
	{
	LPDDRAWI_DIRECTDRAW_GBL dd_gbl = This->more.lpDD_lcl->lpGbl;
	DDHAL_DESTROYSURFACEDATA data;

	/* destroy HAL surface */
	data.lpDD = dd_gbl;
	data.lpDDSurface = &This->local;
	data.ddRVal = 0;
	data.DestroySurface = dd_gbl->lpDDCBtmp->HALDDSurface.DestroySurface;
	data.DestroySurface(&data);

	if (HAL_IsUser(This)) {
	User_DirectDrawSurface_final_release(This);
	} else {
	DIB_DirectDrawSurface_final_release(This);
	}
	}

	HRESULT HAL_DirectDrawSurface_late_allocate(IDirectDrawSurfaceImpl* This)
	{
	HAL_PRIV_VAR(priv, This);
	if (priv->hal.need_late) {
	priv->hal.need_late = FALSE;
	return HAL_DirectDrawSurface_create_surface(This, This->ddraw_owner);
	}
	return DD_OK;
	}

	void HAL_DirectDrawSurface_set_palette(IDirectDrawSurfaceImpl* This,
	IDirectDrawPaletteImpl* pal)
	{
	LPDDRAWI_DIRECTDRAW_GBL dd_gbl = This->more.lpDD_lcl->lpGbl;
	DDHAL_SETPALETTEDATA data;

	DIB_DirectDrawSurface_set_palette(This, pal);
	data.lpDD = dd_gbl;
	data.lpDDSurface = &This->local;
	data.lpDDPalette = (pal != NULL ? &pal->global : NULL);
	data.ddRVal = 0;
	data.Attach = TRUE; /* what's this? */
	data.SetPalette = dd_gbl->lpDDCBtmp->HALDDSurface.SetPalette;
	if (data.SetPalette)
	data.SetPalette(&data);
	}

	HRESULT HAL_DirectDrawSurface_duplicate_surface(IDirectDrawSurfaceImpl* This,
	LPDIRECTDRAWSURFACE7* ppDup)
	{
	return HAL_DirectDrawSurface_Create(This->ddraw_owner,
	&This->surface_desc, ppDup, NULL);
	}

	void HAL_DirectDrawSurface_lock_update(IDirectDrawSurfaceImpl* This,
	LPCRECT pRect, DWORD dwFlags)
	{
	LPDDRAWI_DIRECTDRAW_GBL dd_gbl = This->more.lpDD_lcl->lpGbl;
	DDHAL_LOCKDATA data;

	data.lpDD = dd_gbl;
	data.lpDDSurface = &This->local;
	data.ddRVal = 0;
	data.lpSurfData = This->surface_desc.lpSurface; /* FIXME: correct? */
	if (pRect) {
	data.rArea.top = pRect->top;
	data.rArea.bottom = pRect->bottom;
	data.rArea.left = pRect->left;
	data.rArea.right = pRect->right;
	data.bHasRect = TRUE;
	} else {
	data.bHasRect = FALSE;
	}
	data.dwFlags = dwFlags;

	data.Lock = dd_gbl->lpDDCBtmp->HALDDSurface.Lock;
	if (data.Lock && (data.Lock(&data) == DDHAL_DRIVER_HANDLED))
	return;

	if (HAL_IsUser(This)) {
	User_DirectDrawSurface_lock_update(This, pRect, dwFlags);
	} else {
	Main_DirectDrawSurface_lock_update(This, pRect, dwFlags);
	}
	}

	void HAL_DirectDrawSurface_unlock_update(IDirectDrawSurfaceImpl* This,
	LPCRECT pRect)
	{
	LPDDRAWI_DIRECTDRAW_GBL dd_gbl = This->more.lpDD_lcl->lpGbl;
	DDHAL_UNLOCKDATA data;

	data.lpDD = dd_gbl;
	data.lpDDSurface = &This->local;
	data.ddRVal = 0;
	data.Unlock = dd_gbl->lpDDCBtmp->HALDDSurface.Unlock;
	if (data.Unlock && (data.Unlock(&data) == DDHAL_DRIVER_HANDLED))
	return;

	if (HAL_IsUser(This)) {
	User_DirectDrawSurface_unlock_update(This, pRect);
	} else {
	Main_DirectDrawSurface_unlock_update(This, pRect);
	}
	}

	BOOL HAL_DirectDrawSurface_flip_data(IDirectDrawSurfaceImpl* front,
	IDirectDrawSurfaceImpl* back,
	DWORD dwFlags)
	{
	HAL_PRIV_VAR(front_priv, front);
	HAL_PRIV_VAR(back_priv, back);
	LPDDRAWI_DIRECTDRAW_GBL dd_gbl = front->more.lpDD_lcl->lpGbl;
	DDHAL_FLIPDATA data;
	BOOL ret;

	{
	DWORD tmp;
	tmp = front_priv->hal.fb_vofs;
	front_priv->hal.fb_vofs = back_priv->hal.fb_vofs;
	back_priv->hal.fb_vofs = tmp;
	}
	{
	LPVOID tmp;
	tmp = front_priv->hal.fb_addr;
	front_priv->hal.fb_addr = back_priv->hal.fb_addr;
	back_priv->hal.fb_addr = tmp;
	}

	if (HAL_IsUser(front)) {
	ret = User_DirectDrawSurface_flip_data(front, back, dwFlags);
	} else {
	ret = DIB_DirectDrawSurface_flip_data(front, back, dwFlags);
	}

	TRACE("(%p,%p)\n",front,back);
	data.lpDD = dd_gbl;
	data.lpSurfCurr = &front->local;
	data.lpSurfTarg = &back->local;
	data.lpSurfCurrLeft = NULL;
	data.lpSurfTargLeft = NULL;
	data.dwFlags = dwFlags;
	data.ddRVal = 0;
	data.Flip = dd_gbl->lpDDCBtmp->HALDDSurface.Flip;
	if (data.Flip)
	if (data.Flip(&data) == DDHAL_DRIVER_HANDLED) ret = FALSE;

	return ret;
	}

	void HAL_DirectDrawSurface_flip_update(IDirectDrawSurfaceImpl* This, DWORD dwFlags)
	{
	if (HAL_IsUser(This)) {
	User_DirectDrawSurface_flip_update(This, dwFlags);
	}
	}

	HWND HAL_DirectDrawSurface_get_display_window(IDirectDrawSurfaceImpl* This)
	{
	return 0;
	}

	static IDirectDrawSurface7Vtbl HAL_IDirectDrawSurface7_VTable =
	{
	Main_DirectDrawSurface_QueryInterface,
	Main_DirectDrawSurface_AddRef,
	Main_DirectDrawSurface_Release,
	Main_DirectDrawSurface_AddAttachedSurface,
	Main_DirectDrawSurface_AddOverlayDirtyRect,
	DIB_DirectDrawSurface_Blt,
	Main_DirectDrawSurface_BltBatch,
	DIB_DirectDrawSurface_BltFast,
	Main_DirectDrawSurface_DeleteAttachedSurface,
	Main_DirectDrawSurface_EnumAttachedSurfaces,
	Main_DirectDrawSurface_EnumOverlayZOrders,
	Main_DirectDrawSurface_Flip,
	Main_DirectDrawSurface_GetAttachedSurface,
	Main_DirectDrawSurface_GetBltStatus,
	Main_DirectDrawSurface_GetCaps,
	Main_DirectDrawSurface_GetClipper,
	Main_DirectDrawSurface_GetColorKey,
	Main_DirectDrawSurface_GetDC,
	Main_DirectDrawSurface_GetFlipStatus,
	Main_DirectDrawSurface_GetOverlayPosition,
	Main_DirectDrawSurface_GetPalette,
	Main_DirectDrawSurface_GetPixelFormat,
	Main_DirectDrawSurface_GetSurfaceDesc,
	Main_DirectDrawSurface_Initialize,
	Main_DirectDrawSurface_IsLost,
	Main_DirectDrawSurface_Lock,
	Main_DirectDrawSurface_ReleaseDC,
	DIB_DirectDrawSurface_Restore,
	Main_DirectDrawSurface_SetClipper,
	Main_DirectDrawSurface_SetColorKey,
	Main_DirectDrawSurface_SetOverlayPosition,
	Main_DirectDrawSurface_SetPalette,
	Main_DirectDrawSurface_Unlock,
	Main_DirectDrawSurface_UpdateOverlay,
	Main_DirectDrawSurface_UpdateOverlayDisplay,
	Main_DirectDrawSurface_UpdateOverlayZOrder,
	Main_DirectDrawSurface_GetDDInterface,
	Main_DirectDrawSurface_PageLock,
	Main_DirectDrawSurface_PageUnlock,
	DIB_DirectDrawSurface_SetSurfaceDesc,
	Main_DirectDrawSurface_SetPrivateData,
	Main_DirectDrawSurface_GetPrivateData,
	Main_DirectDrawSurface_FreePrivateData,
	Main_DirectDrawSurface_GetUniquenessValue,
	Main_DirectDrawSurface_ChangeUniquenessValue,
	Main_DirectDrawSurface_SetPriority,
	Main_DirectDrawSurface_GetPriority,
	Main_DirectDrawSurface_SetLOD,
	Main_DirectDrawSurface_GetLOD
	};