Sweden-Number/dlls/ddraw/surface.c

2167 lines
72 KiB
C

/* DirectDraw Surface Implementation
*
* Copyright (c) 1997-2000 Marcus Meissner
* Copyright (c) 1998-2000 Lionel Ulmer
* Copyright (c) 2000-2001 TransGaming Technologies Inc.
* Copyright (c) 2006 Stefan Dösinger
*
* This file contains the (internal) driver registration functions,
* driver enumeration APIs and DirectDraw creation functions.
*
* 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 "wine/port.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#include <stdlib.h>
#define COBJMACROS
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winerror.h"
#include "wingdi.h"
#include "wine/exception.h"
#include "excpt.h"
#include "ddraw.h"
#include "d3d.h"
#include "ddraw_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
/*****************************************************************************
* IUnknown parts follow
*****************************************************************************/
/*****************************************************************************
* IDirectDrawSurface7::QueryInterface
*
* A normal QueryInterface implementation. For QueryInterface rules
* see ddraw.c, IDirectDraw7::QueryInterface. This method
* can Query IDirectDrawSurface interfaces in all version, IDirect3DTexture
* in all versions, the IDirectDrawGammaControl interface and it can
* create an IDirect3DDevice. (Uses IDirect3D7::CreateDevice)
*
* Params:
* riid: The interface id queried for
* obj: Address to write the pointer to
*
* Returns:
* S_OK on success
* E_NOINTERFACE if the requested interface wasn't found
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_QueryInterface(IDirectDrawSurface7 *iface,
REFIID riid,
void **obj)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
/* According to COM docs, if the QueryInterface fails, obj should be set to NULL */
*obj = NULL;
if(!riid)
return DDERR_INVALIDPARAMS;
TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),obj);
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_IDirectDrawSurface7)
|| IsEqualGUID(riid, &IID_IDirectDrawSurface4) )
{
IUnknown_AddRef(iface);
*obj = ICOM_INTERFACE(This, IDirectDrawSurface7);
TRACE("(%p) returning IDirectDrawSurface7 interface at %p\n", This, *obj);
return S_OK;
}
else if( IsEqualGUID(riid, &IID_IDirectDrawSurface3)
|| IsEqualGUID(riid, &IID_IDirectDrawSurface2)
|| IsEqualGUID(riid, &IID_IDirectDrawSurface) )
{
IUnknown_AddRef(iface);
*obj = ICOM_INTERFACE(This, IDirectDrawSurface3);
TRACE("(%p) returning IDirectDrawSurface3 interface at %p\n", This, *obj);
return S_OK;
}
else if( IsEqualGUID(riid, &IID_IDirectDrawGammaControl) )
{
IUnknown_AddRef(iface);
*obj = ICOM_INTERFACE(This, IDirectDrawGammaControl);
TRACE("(%p) returning IDirectDrawGammaControl interface at %p\n", This, *obj);
return S_OK;
}
else if( IsEqualGUID(riid, &IID_D3DDEVICE_WineD3D) ||
IsEqualGUID(riid, &IID_IDirect3DHALDevice) )
{
IDirect3DDevice7 *d3d;
/* Call into IDirect3D7 for creation */
IDirect3D7_CreateDevice(ICOM_INTERFACE(This->ddraw, IDirect3D7),
riid,
ICOM_INTERFACE(This, IDirectDrawSurface7),
&d3d);
*obj = COM_INTERFACE_CAST(IDirect3DDeviceImpl, IDirect3DDevice7, IDirect3DDevice, d3d);
TRACE("(%p) Returning IDirect3DDevice interface at %p\n", This, *obj);
return S_OK;
}
else if (IsEqualGUID( &IID_IDirect3DTexture, riid ) ||
IsEqualGUID( &IID_IDirect3DTexture2, riid ))
{
if (IsEqualGUID( &IID_IDirect3DTexture, riid ))
{
*obj = ICOM_INTERFACE(This, IDirect3DTexture);
TRACE(" returning Direct3DTexture interface at %p.\n", *obj);
}
else
{
*obj = ICOM_INTERFACE(This, IDirect3DTexture2);
TRACE(" returning Direct3DTexture2 interface at %p.\n", *obj);
}
IUnknown_AddRef( (IUnknown *) *obj);
return S_OK;
}
ERR("No interface\n");
return E_NOINTERFACE;
}
/*****************************************************************************
* IDirectDrawSurface7::AddRef
*
* A normal addref implementation
*
* Returns:
* The new refcount
*
*****************************************************************************/
static ULONG WINAPI
IDirectDrawSurfaceImpl_AddRef(IDirectDrawSurface7 *iface)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
ULONG refCount = InterlockedIncrement(&This->ref);
TRACE("(%p) : AddRef increasing from %d\n", This, refCount - 1);
return refCount;
}
/*****************************************************************************
* IDirectDrawSurfaceImpl_Destroy
*
* A helper function for IDirectDrawSurface7::Release
*
* Frees the surface, regardless of its refcount.
* See IDirectDrawSurface7::Release for more information
*
* Params:
* This: Surface to free
*
*****************************************************************************/
static void IDirectDrawSurfaceImpl_Destroy(IDirectDrawSurfaceImpl *This)
{
TRACE("(%p)\n", This);
/* Check the refcount and give a warning */
if(This->ref > 1)
{
/* This can happen when a complex surface is destroyed,
* because the 2nd surface was addref()ed when the app
* called GetAttachedSurface
*/
WARN("(%p): Destroying surface with refount %d\n", This, This->ref);
}
/* Check for attached surfaces and detach them */
if(This->first_attached != This)
{
/* Well, this shouldn't happen: The surface being attached is addref()ed
* in AddAttachedSurface, so it shouldn't be released until DeleteAttachedSurface
* is called, because the refcount is held. It looks like the app released()
* it often enough to force this
*/
IDirectDrawSurface7 *root = ICOM_INTERFACE(This->first_attached, IDirectDrawSurface7);
IDirectDrawSurface7 *detach = ICOM_INTERFACE(This, IDirectDrawSurface7);
FIXME("(%p) Freeing a surface that is attached to surface %p\n", This, This->first_attached);
/* The refcount will drop to -1 here */
if(IDirectDrawSurface7_DeleteAttachedSurface(root, 0, detach) != DD_OK)
{
ERR("(%p) DeleteAttachedSurface failed!\n", This);
}
}
while(This->next_attached != NULL)
{
IDirectDrawSurface7 *root = ICOM_INTERFACE(This, IDirectDrawSurface7);
IDirectDrawSurface7 *detach = ICOM_INTERFACE(This->next_attached, IDirectDrawSurface7);
if(IDirectDrawSurface7_DeleteAttachedSurface(root, 0, detach) != DD_OK)
{
ERR("(%p) DeleteAttachedSurface failed!\n", This);
assert(0);
}
}
/* Now destroy the surface. Wait: It could have been released if we are a texture */
if(This->WineD3DSurface)
IWineD3DSurface_Release(This->WineD3DSurface);
/* Having a texture handle set implies that the device still exists */
if(This->Handle)
{
This->ddraw->d3ddevice->Handles[This->Handle - 1].ptr = NULL;
This->ddraw->d3ddevice->Handles[This->Handle - 1].type = DDrawHandle_Unknown;
}
/* Reduce the ddraw surface count */
InterlockedDecrement(&This->ddraw->surfaces);
list_remove(&This->surface_list_entry);
HeapFree(GetProcessHeap(), 0, This);
}
/*****************************************************************************
* IDirectDrawSurface7::Release
*
* Reduces the surface's refcount by 1. If the refcount falls to 0, the
* surface is destroyed.
*
* Destroying the surface is a bit tricky. For the connection between
* WineD3DSurfaces and DirectDrawSurfaces see IDirectDraw7::CreateSurface
* It has a nice graph explaining the connection.
*
* What happens here is basically this:
* When a surface is destroyed, its WineD3DSurface is released,
* and the refcount of the DirectDraw interface is reduced by 1. If it has
* complex surfaces attached to it, then these surfaces are destroyed too,
* regardless of their refcount. If any surface being destroyed has another
* surface attached to it (with a "soft" attachment, not complex), then
* this surface is detached with DeleteAttachedSurface.
*
* When the surface is a texture, the WineD3DTexture is released.
* If the surface is the Direct3D render target, then the D3D
* capabilities of the WineD3DDevice are uninitialized, which causes the
* swapchain to be released.
*
* Returns:
* The new refcount
*
*****************************************************************************/
static ULONG WINAPI
IDirectDrawSurfaceImpl_Release(IDirectDrawSurface7 *iface)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
ULONG ref;
TRACE("(%p) : Releasing from %d\n", This, This->ref);
ref = InterlockedDecrement(&This->ref);
if (ref == 0)
{
IDirectDrawSurfaceImpl *surf;
IDirectDrawImpl *ddraw;
IUnknown *ifaceToRelease = This->ifaceToRelease;
/* Complex attached surfaces are destroyed implicitely when the root is released */
if(This->first_complex != This)
{
WARN("(%p) Attempt to destroy a surface that is attached to a complex root %p\n", This, This->first_complex);
return ref;
}
ddraw = This->ddraw;
/* If it's a texture, destroy the WineD3DTexture.
* WineD3D will destroy the IParent interfaces
* of the sublevels, which destroys the WineD3DSurfaces.
* Set the surfaces to NULL to avoid destroying them again later
*/
if(This->wineD3DTexture)
{
IWineD3DTexture_Release(This->wineD3DTexture);
}
/* If it's the RenderTarget, destroy the d3ddevice */
else if( (ddraw->d3d_initialized) && (This == ddraw->d3d_target))
{
TRACE("(%p) Destroying the render target, uninitializing D3D\n", This);
/* Unset any index buffer, just to be sure */
IWineD3DDevice_SetIndices(ddraw->wineD3DDevice, NULL, 0);
IWineD3DDevice_SetDepthStencilSurface(ddraw->wineD3DDevice, NULL);
if(IWineD3DDevice_Uninit3D(ddraw->wineD3DDevice) != D3D_OK)
{
/* Not good */
ERR("(%p) Failed to uninit 3D\n", This);
}
else
{
/* Free the d3d window if one was created */
if(ddraw->d3d_window != 0)
{
TRACE(" (%p) Destroying the hidden render window %p\n", This, ddraw->d3d_window);
DestroyWindow(ddraw->d3d_window);
ddraw->d3d_window = 0;
}
/* Unset the pointers */
}
ddraw->d3d_initialized = FALSE;
ddraw->d3d_target = NULL;
/* Write a trace because D3D unloading was the reason for many
* crashes during development.
*/
TRACE("(%p) D3D unloaded\n", This);
}
else if(This->surface_desc.ddsCaps.dwCaps & (DDSCAPS_PRIMARYSURFACE |
DDSCAPS_3DDEVICE |
DDSCAPS_TEXTURE ) )
{
/* It's a render target, but no swapchain was created.
* The IParent interfaces have to be released manually.
* The same applies for textures without an
* IWineD3DTexture object attached
*/
surf = This;
while(surf)
{
IParent *Parent;
IWineD3DSurface_GetParent(surf->WineD3DSurface,
(IUnknown **) &Parent);
IParent_Release(Parent); /* For the getParent */
IParent_Release(Parent); /* To release it */
surf = surf->next_complex;
}
}
/* The refcount test shows that the palette is detached when the surface is destroyed */
IDirectDrawSurface7_SetPalette(ICOM_INTERFACE(This, IDirectDrawSurface7),
NULL);
/* Loop through all complex attached surfaces,
* and destroy them
*/
while( (surf = This->next_complex) )
{
This->next_complex = surf->next_complex; /* Unchain it from the complex listing */
IDirectDrawSurfaceImpl_Destroy(surf); /* Destroy it */
}
/* Destroy the surface.
*/
IDirectDrawSurfaceImpl_Destroy(This);
/* Reduce the ddraw refcount */
IUnknown_Release(ifaceToRelease);
}
return ref;
}
/*****************************************************************************
* IDirectDrawSurface7::GetAttachedSurface
*
* Returns an attached surface with the requested caps. Surface attachment
* and complex surfaces are not clearly described by the MSDN or sdk,
* so this method is tricky and likely to contain problems.
* This implementation searches the complex chain first, then the
* attachment chain, and then it checks if the caps match to itself.
*
* The chains are searched from This down to the last surface in the chain,
* not from the first element in the chain. The first surface found is
* returned. The MSDN says that this method fails if more than one surface
* matches the caps, but apparently this is incorrect.
*
* The found surface is AddRef-ed before it is returned.
*
* Params:
* Caps: Pointer to a DDCAPS2 structure describing the caps asked for
* Surface: Address to store the found surface
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if Caps or Surface is NULL
* DDERR_NOTFOUND if no surface was found
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetAttachedSurface(IDirectDrawSurface7 *iface,
DDSCAPS2 *Caps,
IDirectDrawSurface7 **Surface)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *surf;
DDSCAPS2 our_caps;
TRACE("(%p)->(%p,%p)\n", This, Caps, Surface);
our_caps = *Caps;
if(This->version < 7)
{
/* Earlier dx apps put garbage into these members, clear them */
our_caps.dwCaps2 = 0;
our_caps.dwCaps3 = 0;
our_caps.dwCaps4 = 0;
}
TRACE("(%p): Looking for caps: %x,%x,%x,%x\n", This, our_caps.dwCaps, our_caps.dwCaps2, our_caps.dwCaps3, our_caps.dwCaps4); /* FIXME: Better debugging */
/* First, look at the complex chain */
surf = This;
while( (surf = surf->next_complex) )
{
if (TRACE_ON(ddraw))
{
TRACE("Surface: (%p) caps: %x,%x,%x,%x\n", surf,
surf->surface_desc.ddsCaps.dwCaps,
surf->surface_desc.ddsCaps.dwCaps2,
surf->surface_desc.ddsCaps.dwCaps3,
surf->surface_desc.ddsCaps.dwCaps4);
}
if (((surf->surface_desc.ddsCaps.dwCaps & our_caps.dwCaps) == our_caps.dwCaps) &&
((surf->surface_desc.ddsCaps.dwCaps2 & our_caps.dwCaps2) == our_caps.dwCaps2)) {
/* MSDN: "This method fails if more than one surface is attached
* that matches the capabilities requested."
*
* The mipmap demo of the DirectX7 sdk shows what to do here:
* apparently apps expect the first found surface to be returned.
*/
TRACE("(%p): Returning surface %p\n", This, surf);
TRACE("(%p): mipmapcount=%d\n", This, surf->mipmap_level);
*Surface = ICOM_INTERFACE(surf, IDirectDrawSurface7);
IDirectDrawSurface7_AddRef(*Surface);
return DD_OK;
}
}
/* Next, look at the attachment chain */
surf = This;
while( (surf = surf->next_attached) )
{
if (TRACE_ON(ddraw))
{
TRACE("Surface: (%p) caps: %x,%x,%x,%x\n", surf,
surf->surface_desc.ddsCaps.dwCaps,
surf->surface_desc.ddsCaps.dwCaps2,
surf->surface_desc.ddsCaps.dwCaps3,
surf->surface_desc.ddsCaps.dwCaps4);
}
if (((surf->surface_desc.ddsCaps.dwCaps & our_caps.dwCaps) == our_caps.dwCaps) &&
((surf->surface_desc.ddsCaps.dwCaps2 & our_caps.dwCaps2) == our_caps.dwCaps2)) {
/* MSDN: "This method fails if more than one surface is attached
* that matches the capabilities requested."
*
* The mipmap demo of the DirectX7 sdk shows what to do here:
* apparently apps expect the first found surface to be returned.
*/
TRACE("(%p): Returning surface %p\n", This, surf);
*Surface = ICOM_INTERFACE(surf, IDirectDrawSurface7);
IDirectDrawSurface7_AddRef(*Surface);
return DD_OK;
}
}
/* Is this valid? */
#if 0
if (((This->surface_desc.ddsCaps.dwCaps & our_caps.dwCaps) == our_caps.dwCaps) &&
((This->surface_desc.ddsCaps.dwCaps2 & our_caps.dwCaps2) == our_caps.dwCaps2) &&
This == This->first_complex)
{
TRACE("(%p): Returning surface %p\n", This, This);
*Surface = ICOM_INTERFACE(This, IDirectDrawSurface7);
IDirectDrawSurface7_AddRef(*Surface);
return DD_OK;
}
#endif
/* What to do here? Continue with the surface root?? */
TRACE("(%p) Didn't find a valid surface\n", This);
return DDERR_NOTFOUND;
}
/*****************************************************************************
* IDirectDrawSurface7::Lock
*
* Locks the surface and returns a pointer to the surface's memory
*
* Params:
* Rect: Rectangle to lock. If NULL, the whole surface is locked
* DDSD: Pointer to a DDSURFACEDESC2 which shall receive the surface's desc.
* Flags: Locking flags, e.g Read only or write only
* h: An event handle that's not used and must be NULL
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if DDSD is NULL
* For more details, see IWineD3DSurface::LockRect
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_Lock(IDirectDrawSurface7 *iface,
RECT *Rect,
DDSURFACEDESC2 *DDSD,
DWORD Flags,
HANDLE h)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
WINED3DLOCKED_RECT LockedRect;
HRESULT hr;
TRACE("(%p)->(%p,%p,%x,%p)\n", This, Rect, DDSD, Flags, h);
if(!DDSD)
return DDERR_INVALIDPARAMS;
/* Should I check for the handle to be NULL?
*
* The DDLOCK flags and the D3DLOCK flags are equal
* for the supported values. The others are ignored by WineD3D
*/
/* Hmm. Anarchy online passes an uninitialized surface descriptor,
* that means it doesn't have dwSize set. Init it to some sane
* value
*/
if(DDSD->dwSize <= sizeof(DDSURFACEDESC))
{
DDSD->dwSize = sizeof(DDSURFACEDESC);
}
else
{
DDSD->dwSize = sizeof(DDSURFACEDESC2);
}
DD_STRUCT_COPY_BYSIZE(DDSD,&(This->surface_desc));
hr = IWineD3DSurface_LockRect(This->WineD3DSurface,
&LockedRect,
Rect,
Flags);
if(hr != D3D_OK) return hr;
/* Override the memory area and the pitch */
DDSD->dwFlags |= DDSD_LPSURFACE;
DDSD->lpSurface = LockedRect.pBits;
DDSD->dwFlags |= DDSD_PITCH;
DDSD->u1.lPitch = LockedRect.Pitch;
TRACE("locked surface returning description :\n");
if (TRACE_ON(ddraw)) DDRAW_dump_surface_desc(DDSD);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::Unlock
*
* Unlocks an locked surface
*
* Params:
* Rect: Not used by this implementation
*
* Returns:
* D3D_OK on success
* For more details, see IWineD3DSurface::UnlockRect
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_Unlock(IDirectDrawSurface7 *iface,
RECT *pRect)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n", This, pRect);
return IWineD3DSurface_UnlockRect(This->WineD3DSurface);
}
/*****************************************************************************
* IDirectDrawSurface7::Flip
*
* Flips a surface with the DDSCAPS_FLIP flag. The flip is relayed to
* IWineD3DSurface::Flip. Because WineD3D doesn't handle attached surfaces,
* the flip target is passed to WineD3D, even if the app didn't specify one
*
* Params:
* DestOverride: Specifies the surface that will become the new front
* buffer. If NULL, the current back buffer is used
* Flags: some DirectDraw flags, see include/ddraw.h
*
* Returns:
* DD_OK on success
* DDERR_NOTFLIPPABLE if no flip target could be found
* DDERR_INVALIDOBJECT if the surface isn't a front buffer
* For more details, see IWineD3DSurface::Flip
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_Flip(IDirectDrawSurface7 *iface,
IDirectDrawSurface7 *DestOverride,
DWORD Flags)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *Override = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, DestOverride);
IDirectDrawSurface7 *Override7;
HRESULT hr;
TRACE("(%p)->(%p,%x)\n", This, DestOverride, Flags);
/* Flip has to be called from a front buffer
* What about overlay surfaces, AFAIK they can flip too?
*/
if( !(This->surface_desc.ddsCaps.dwCaps & DDSCAPS_FRONTBUFFER) )
return DDERR_INVALIDOBJECT; /* Unckecked */
/* WineD3D doesn't keep track of attached surface, so find the target */
if(!Override)
{
DDSCAPS2 Caps;
memset(&Caps, 0, sizeof(Caps));
Caps.dwCaps |= DDSCAPS_BACKBUFFER;
hr = IDirectDrawSurface7_GetAttachedSurface(iface, &Caps, &Override7);
if(hr != DD_OK)
{
ERR("Can't find a flip target\n");
return DDERR_NOTFLIPPABLE; /* Unchecked */
}
Override = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Override7);
/* For the GetAttachedSurface */
IDirectDrawSurface7_Release(Override7);
}
return IWineD3DSurface_Flip(This->WineD3DSurface,
Override->WineD3DSurface,
Flags);
}
/*****************************************************************************
* IDirectDrawSurface7::Blt
*
* Performs a blit on the surface
*
* Params:
* DestRect: Destination rectangle, can be NULL
* SrcSurface: Source surface, can be NULL
* SrcRect: Source rectange, can be NULL
* Flags: Blt flags
* DDBltFx: Some extended blt parameters, connected to the flags
*
* Returns:
* D3D_OK on success
* See IWineD3DSurface::Blt for more details
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_Blt(IDirectDrawSurface7 *iface,
RECT *DestRect,
IDirectDrawSurface7 *SrcSurface,
RECT *SrcRect,
DWORD Flags,
DDBLTFX *DDBltFx)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *Src = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, SrcSurface);
TRACE("(%p)->(%p,%p,%p,%x,%p)\n", This, DestRect, Src, SrcRect, Flags, DDBltFx);
return IWineD3DSurface_Blt(This->WineD3DSurface,
DestRect,
Src ? Src->WineD3DSurface : NULL,
SrcRect,
Flags,
DDBltFx);
}
/*****************************************************************************
* IDirectDrawSurface7::AddAttachedSurface
*
* Attaches a surface to another surface. Surface attachments are
* incorrectly described in the SDK and the MSDN, and this method
* is prone to bugs. The surface that is attached is AddRef-ed.
*
* The attachment list consists of a first surface (first_attached) and
* for each surface a pointer to the next attached surface (next_attached).
* For the first surface, and a surface that has no attachments
* first_attached points to the surface itself. A surface that has
* no successors in the chain has next_attached set to NULL.
*
* Newly attached surfaces are attached right after the root surface. The
* complex chains are handled separately in a similar chain, with
* first_complex and next_complex. If a surface is attached to a complex
* surface compound, it's attached to the surface that the app requested,
* not the complex root. See GetAttachedSurface for a description
* how surfaces are found.
*
* This is how the current implementation works, and it was coded by looking
* at the needs of the applications.
*
* So far only Z-Buffer attachments are tested, but there's no code yet
* to activate them. Mipmaps could be tricky to activate in WineD3D.
* Back buffers should work in 2D mode, but they are not tested.
* Rendering to the primary surface and switching between that and
* double buffering is not yet implemented in WineD3D, so for 3D it might
* have unexpected results.
*
* Params:
* Attach: Surface to attach to iface
*
* Returns:
* DD_OK on success
* DDERR_CANNOTATTACHSURFACE if the surface can't be attached for some reason
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_AddAttachedSurface(IDirectDrawSurface7 *iface,
IDirectDrawSurface7 *Attach)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *Surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Attach);
TRACE("(%p)->(%p)\n", This, Surf);
/* Should I make sure to add it to the first complex surface? */
if(Surf == This)
return DDERR_CANNOTATTACHSURFACE; /* unchecked */
/* TODO MSDN: "You can attach only z-buffer surfaces with this method."
* But apparently backbuffers and mipmaps can be attached too. */
/* Set MIPMAPSUBLEVEL if this seems to be one */
if (This->surface_desc.ddsCaps.dwCaps &
Surf->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP)
{
Surf->surface_desc.ddsCaps.dwCaps2 |= DDSCAPS2_MIPMAPSUBLEVEL;
/* FIXME: we should probably also add to dwMipMapCount of this
* and all parent surfaces (update create_texture if you do) */
}
/* Check if the surface is already attached somewhere */
if( (Surf->next_attached != NULL) ||
(Surf->first_attached != Surf) )
{
ERR("(%p) The Surface %p is already attached somewhere else: next_attached = %p, first_attached = %p, can't handle by now\n", This, Surf, Surf->next_attached, Surf->first_attached);
return DDERR_CANNOTATTACHSURFACE;
}
/* This inserts the new surface at the 2nd position in the chain, right after the root surface */
Surf->next_attached = This->next_attached;
Surf->first_attached = This->first_attached;
This->next_attached = Surf;
/* Check if we attach a back buffer to the primary */
if(Surf->surface_desc.ddsCaps.dwCaps & DDSCAPS_ZBUFFER &&
This->surface_desc.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE)
{
IWineD3DDevice_SetDepthStencilSurface(This->ddraw->wineD3DDevice,
Surf->WineD3DSurface);
}
/* MSDN:
* "This method increments the reference count of the surface being attached."
*/
IDirectDrawSurface7_AddRef(Attach);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::DeleteAttachedSurface
*
* Removes a surface from the attachment chain. The surface's refcount
* is decreased by one after it has been removed
*
* Params:
* Flags: Some flags, not used by this implementation
* Attach: Surface to detach
*
* Returns:
* DD_OK on success
* DDERR_SURFACENOTATTACHED if the surface isn't attached to
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_DeleteAttachedSurface(IDirectDrawSurface7 *iface,
DWORD Flags,
IDirectDrawSurface7 *Attach)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *Surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Attach);
IDirectDrawSurfaceImpl *Prev = This;
TRACE("(%p)->(%08x,%p)\n", This, Flags, Surf);
if (!Surf || (Surf->first_attached != This) || (Surf == This) )
return DDERR_SURFACENOTATTACHED; /* unchecked */
/* Remove MIPMAPSUBLEVEL if this seemed to be one */
if (This->surface_desc.ddsCaps.dwCaps &
Surf->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP)
{
Surf->surface_desc.ddsCaps.dwCaps2 &= ~DDSCAPS2_MIPMAPSUBLEVEL;
/* FIXME: we should probably also subtract from dwMipMapCount of this
* and all parent surfaces */
}
/* Find the predecessor of the detached surface */
while(Prev)
{
if(Prev->next_attached == Surf) break;
Prev = Prev->next_attached;
}
/* There must be a surface, otherwise there's a bug */
assert(Prev != NULL);
/* Unchain the surface */
Prev->next_attached = Surf->next_attached;
Surf->next_attached = NULL;
Surf->first_attached = Surf;
/* Check if we attach a back buffer to the primary */
if(Surf->surface_desc.ddsCaps.dwCaps & DDSCAPS_ZBUFFER &&
This->surface_desc.ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE)
{
IWineD3DDevice_SetDepthStencilSurface(This->ddraw->wineD3DDevice,
NULL);
}
IDirectDrawSurface7_Release(Attach);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::AddOverlayDirtyRect
*
* "This method is not currently implemented"
*
* Params:
* Rect: ?
*
* Returns:
* DDERR_UNSUPPORTED
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_AddOverlayDirtyRect(IDirectDrawSurface7 *iface,
LPRECT Rect)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n",This,Rect);
/* MSDN says it's not implemented. I could forward it to WineD3D,
* then we'd implement it, but I don't think that's a good idea
* (Stefan Dösinger)
*/
#if 0
return IWineD3DSurface_AddOverlayDirtyRect(This->WineD3DSurface, pRect);
#endif
return DDERR_UNSUPPORTED; /* unchecked */
}
/*****************************************************************************
* IDirectDrawSurface7::GetDC
*
* Returns a GDI device context for the surface
*
* Params:
* hdc: Address of a HDC variable to store the dc to
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if hdc is NULL
* For details, see IWineD3DSurface::GetDC
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetDC(IDirectDrawSurface7 *iface,
HDC *hdc)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p): Relay\n", This, hdc);
if(!hdc)
return DDERR_INVALIDPARAMS;
return IWineD3DSurface_GetDC(This->WineD3DSurface,
hdc);
}
/*****************************************************************************
* IDirectDrawSurface7::ReleaseDC
*
* Releases the DC that was constructed with GetDC
*
* Params:
* hdc: HDC to release
*
* Returns:
* DD_OK on success
* For more details, see IWineD3DSurface::ReleaseDC
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_ReleaseDC(IDirectDrawSurface7 *iface,
HDC hdc)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p): Relay\n", This, hdc);
return IWineD3DSurface_ReleaseDC(This->WineD3DSurface, hdc);
}
/*****************************************************************************
* IDirectDrawSurface7::GetCaps
*
* Returns the surface's caps
*
* Params:
* Caps: Address to write the caps to
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if Caps is NULL
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetCaps(IDirectDrawSurface7 *iface,
DDSCAPS2 *Caps)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n",This,Caps);
if(!Caps)
return DDERR_INVALIDPARAMS;
*Caps = This->surface_desc.ddsCaps;
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::SetPriority
*
* Sets a texture priority for managed textures.
*
* Params:
* Priority: The new priority
*
* Returns:
* DD_OK on success
* For more details, see IWineD3DSurface::SetPriority
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_SetPriority(IDirectDrawSurface7 *iface, DWORD Priority)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%d): Relay!\n",This,Priority);
return IWineD3DSurface_SetPriority(This->WineD3DSurface, Priority);
}
/*****************************************************************************
* IDirectDrawSurface7::GetPriority
*
* Returns the surface's priority
*
* Params:
* Priority: Address of a variable to write the priority to
*
* Returns:
* D3D_OK on success
* DDERR_INVALIDPARAMS if Priority == NULL
* For more details, see IWineD3DSurface::GetPriority
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetPriority(IDirectDrawSurface7 *iface,
DWORD *Priority)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p): Relay\n",This,Priority);
if(!Priority)
return DDERR_INVALIDPARAMS;
*Priority = IWineD3DSurface_GetPriority(This->WineD3DSurface);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::SetPrivateData
*
* Stores some data in the surface that is intended for the application's
* use.
*
* Params:
* tag: GUID that identifies the data
* Data: Pointer to the private data
* Size: Size of the private data
* Flags: Some flags
*
* Returns:
* D3D_OK on success
* For more details, see IWineD3DSurface::SetPrivateData
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_SetPrivateData(IDirectDrawSurface7 *iface,
REFGUID tag,
void *Data,
DWORD Size,
DWORD Flags)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%s,%p,%d,%x): Relay\n", This, debugstr_guid(tag), Data, Size, Flags);
return IWineD3DSurface_SetPrivateData(This->WineD3DSurface,
tag,
Data,
Size,
Flags);
}
/*****************************************************************************
* IDirectDrawSurface7::GetPrivateData
*
* Returns the private data set with IDirectDrawSurface7::SetPrivateData
*
* Params:
* tag: GUID of the data to return
* Data: Address where to write the data to
* Size: Size of the buffer at Data
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if Data is NULL
* For more details, see IWineD3DSurface::GetPrivateData
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetPrivateData(IDirectDrawSurface7 *iface,
REFGUID tag,
void *Data,
DWORD *Size)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%s,%p,%p): Relay\n", This, debugstr_guid(tag), Data, Size);
if(!Data)
return DDERR_INVALIDPARAMS;
return IWineD3DSurface_GetPrivateData(This->WineD3DSurface,
tag,
Data,
Size);
}
/*****************************************************************************
* IDirectDrawSurface7::FreePrivateData
*
* Frees private data stored in the surface
*
* Params:
* tag: Tag of the data to free
*
* Returns:
* D3D_OK on success
* For more details, see IWineD3DSurface::FreePrivateData
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_FreePrivateData(IDirectDrawSurface7 *iface,
REFGUID tag)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%s): Relay\n", This, debugstr_guid(tag));
return IWineD3DSurface_FreePrivateData(This->WineD3DSurface, tag);
}
/*****************************************************************************
* IDirectDrawSurface7::PageLock
*
* Prevents a sysmem surface from being paged out
*
* Params:
* Flags: Not used, must be 0(unchecked)
*
* Returns:
* DD_OK, because it's a stub
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_PageLock(IDirectDrawSurface7 *iface,
DWORD Flags)
{
TRACE("(%p)->(%x)\n", iface, Flags);
/* This is Windows memory management related - we don't need this */
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::PageUnlock
*
* Allows a sysmem surface to be paged out
*
* Params:
* Flags: Not used, must be 0(unckeched)
*
* Returns:
* DD_OK, because it's a stub
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_PageUnlock(IDirectDrawSurface7 *iface,
DWORD Flags)
{
TRACE("(%p)->(%x)\n", iface, Flags);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::BltBatch
*
* An unimplemented function
*
* Params:
* ?
*
* Returns:
* DDERR_UNSUPPORTED
*
*****************************************************************************/
static HRESULT WINAPI IDirectDrawSurfaceImpl_BltBatch(IDirectDrawSurface7 *iface, DDBLTBATCH *Batch, DWORD Count, DWORD Flags)
{
TRACE("(%p)->(%p,%d,%08x)\n",iface,Batch,Count,Flags);
/* MSDN: "not currently implemented" */
return DDERR_UNSUPPORTED;
}
/*****************************************************************************
* IDirectDrawSurface7::EnumAttachedSurfaces
*
* Enumerates all surfaces attached to this surface
*
* Params:
* context: Pointer to pass unmodified to the callback
* cb: Callback function to call for each surface
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if cb is NULL
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_EnumAttachedSurfaces(IDirectDrawSurface7 *iface,
void *context,
LPDDENUMSURFACESCALLBACK7 cb)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *surf;
DDSURFACEDESC2 desc;
/* Attached surfaces aren't handled in WineD3D */
TRACE("(%p)->(%p,%p)\n",This,context,cb);
if(!cb)
return DDERR_INVALIDPARAMS;
for (surf = This->next_complex; surf != NULL; surf = surf->next_complex)
{
IDirectDrawSurface7_AddRef(ICOM_INTERFACE(surf, IDirectDrawSurface7));
desc = surf->surface_desc;
/* check: != DDENUMRET_OK or == DDENUMRET_CANCEL? */
if (cb(ICOM_INTERFACE(surf, IDirectDrawSurface7), &desc, context) == DDENUMRET_CANCEL)
return DD_OK;
}
for (surf = This->next_attached; surf != NULL; surf = surf->next_attached)
{
IDirectDrawSurface7_AddRef(ICOM_INTERFACE(surf, IDirectDrawSurface7));
desc = surf->surface_desc;
/* check: != DDENUMRET_OK or == DDENUMRET_CANCEL? */
if (cb( ICOM_INTERFACE(surf, IDirectDrawSurface7), &desc, context) == DDENUMRET_CANCEL)
return DD_OK;
}
TRACE(" end of enumeration.\n");
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::EnumOverlayZOrders
*
* "Enumerates the overlay surfaces on the specified destination"
*
* Params:
* Flags: DDENUMOVERLAYZ_BACKTOFRONT or DDENUMOVERLAYZ_FRONTTOBACK
* context: context to pass back to the callback
* cb: callback function to call for each enumerated surface
*
* Returns:
* DD_OK, because it's a stub
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_EnumOverlayZOrders(IDirectDrawSurface7 *iface,
DWORD Flags,
void *context,
LPDDENUMSURFACESCALLBACK7 cb)
{
FIXME("(%p)->(%x,%p,%p): Stub!\n", iface, Flags, context, cb);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::GetBltStatus
*
* Returns the blitting status
*
* Params:
* Flags: DDGBS_CANBLT or DDGBS_ISBLTDONE
*
* Returns:
* See IWineD3DSurface::Blt
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetBltStatus(IDirectDrawSurface7 *iface,
DWORD Flags)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%x): Relay\n", This, Flags);
return IWineD3DSurface_GetBltStatus(This->WineD3DSurface, Flags);
}
/*****************************************************************************
* IDirectDrawSurface7::GetColorKey
*
* Returns the color key assigned to the surface
*
* Params:
* Flags: Some flags
* CKey: Address to store the key to
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if CKey is NULL
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetColorKey(IDirectDrawSurface7 *iface,
DWORD Flags,
DDCOLORKEY *CKey)
{
/* There is a DDERR_NOCOLORKEY error, but how do we know if a color key
* isn't there? That's like saying that an int isn't there. (Which MS
* has done in other docs.) */
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
if(!CKey)
return DDERR_INVALIDPARAMS;
switch (Flags)
{
case DDCKEY_DESTBLT:
*CKey = This->surface_desc.ddckCKDestBlt;
break;
case DDCKEY_DESTOVERLAY:
*CKey = This->surface_desc.u3.ddckCKDestOverlay;
break;
case DDCKEY_SRCBLT:
*CKey = This->surface_desc.ddckCKSrcBlt;
break;
case DDCKEY_SRCOVERLAY:
*CKey = This->surface_desc.ddckCKSrcOverlay;
break;
default:
return DDERR_INVALIDPARAMS;
}
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::GetFlipStatus
*
* Returns the flipping status of the surface
*
* Params:
* Flags: DDGFS_CANFLIP of DDGFS_ISFLIPDONE
*
* Returns:
* See IWineD3DSurface::GetFlipStatus
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetFlipStatus(IDirectDrawSurface7 *iface,
DWORD Flags)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%x): Relay\n", This, Flags);
return IWineD3DSurface_GetFlipStatus(This->WineD3DSurface, Flags);
}
/*****************************************************************************
* IDirectDrawSurface7::GetOverlayPosition
*
* Returns the display coordinates of a visible and active overlay surface
*
* Params:
* X
* Y
*
* Returns:
* DDERR_NOTAOVERLAYSURFACE, because it's a stub
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetOverlayPosition(IDirectDrawSurface7 *iface,
LONG *X,
LONG *Y) {
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p,%p): Relay\n", This, X, Y);
return IWineD3DSurface_GetOverlayPosition(This->WineD3DSurface,
X,
Y);
}
/*****************************************************************************
* IDirectDrawSurface7::GetPixelFormat
*
* Returns the pixel format of the Surface
*
* Params:
* PixelFormat: Pointer to a DDPIXELFORMAT structure to which the pixel
* format should be written
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if PixelFormat is NULL
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetPixelFormat(IDirectDrawSurface7 *iface,
DDPIXELFORMAT *PixelFormat)
{
/* What is DDERR_INVALIDSURFACETYPE for here? */
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n",This,PixelFormat);
if(!PixelFormat)
return DDERR_INVALIDPARAMS;
DD_STRUCT_COPY_BYSIZE(PixelFormat,&This->surface_desc.u4.ddpfPixelFormat);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::GetSurfaceDesc
*
* Returns the description of this surface
*
* Params:
* DDSD: Address of a DDSURFACEDESC2 structure that is to be filled with the
* surface desc
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if DDSD is NULL
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetSurfaceDesc(IDirectDrawSurface7 *iface,
DDSURFACEDESC2 *DDSD)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n",This,DDSD);
if(!DDSD)
return DDERR_INVALIDPARAMS;
if ((DDSD->dwSize < sizeof(DDSURFACEDESC)) ||
(DDSD->dwSize > sizeof(DDSURFACEDESC2)))
{
ERR("Impossible/Strange struct size %d.\n",DDSD->dwSize);
return DDERR_GENERIC;
}
DD_STRUCT_COPY_BYSIZE(DDSD,&This->surface_desc);
TRACE("Returning surface desc:\n");
if (TRACE_ON(ddraw)) DDRAW_dump_surface_desc(DDSD);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::Initialize
*
* Initializes the surface. This is a no-op in Wine
*
* Params:
* DD: Pointer to an DirectDraw interface
* DDSD: Surface description for initialization
*
* Returns:
* DDERR_ALREADYINITIALIZED
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_Initialize(IDirectDrawSurface7 *iface,
IDirectDraw *DD,
DDSURFACEDESC2 *DDSD)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawImpl *ddimpl = ICOM_OBJECT(IDirectDrawImpl, IDirectDraw, DD);
TRACE("(%p)->(%p,%p)\n",This,ddimpl,DDSD);
return DDERR_ALREADYINITIALIZED;
}
/*****************************************************************************
* IDirectDrawSurface7::IsLost
*
* Checks if the surface is lost
*
* Returns:
* DD_OK, if the surface is useable
* DDERR_ISLOST if the surface is lost
* See IWineD3DSurface::IsLost for more details
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_IsLost(IDirectDrawSurface7 *iface)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)\n", This);
/* We lose the surface if the implementation was changed */
if(This->ImplType != This->ddraw->ImplType)
{
/* But this shouldn't happen. When we change the implementation,
* all surfaces are re-created automatically, and their content
* is copied
*/
ERR(" (%p) Implementation was changed from %d to %d\n", This, This->ImplType, This->ddraw->ImplType);
return DDERR_SURFACELOST;
}
return IWineD3DSurface_IsLost(This->WineD3DSurface);
}
/*****************************************************************************
* IDirectDrawSurface7::Restore
*
* Restores a lost surface. This makes the surface usable again, but
* doesn't reload its old contents
*
* Returns:
* DD_OK on success
* See IWineD3DSurface::Restore for more details
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_Restore(IDirectDrawSurface7 *iface)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)\n", This);
if(This->ImplType != This->ddraw->ImplType)
{
/* Call the recreation callback. Make sure to AddRef first */
IDirectDrawSurface_AddRef(iface);
IDirectDrawImpl_RecreateSurfacesCallback(iface,
&This->surface_desc,
NULL /* Not needed */);
}
return IWineD3DSurface_Restore(This->WineD3DSurface);
}
/*****************************************************************************
* IDirectDrawSurface7::SetOverlayPosition
*
* Changes the display coordinates of an overlay surface
*
* Params:
* X:
* Y:
*
* Returns:
* DDERR_NOTAOVERLAYSURFACE, because we don't support overlays right now
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_SetOverlayPosition(IDirectDrawSurface7 *iface,
LONG X,
LONG Y)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%d,%d): Relay\n", This, X, Y);
return IWineD3DSurface_SetOverlayPosition(This->WineD3DSurface,
X,
Y);
}
/*****************************************************************************
* IDirectDrawSurface7::UpdateOverlay
*
* Modifies the attributes of an overlay surface.
*
* Params:
* SrcRect: The section of the source being used for the overlay
* DstSurface: Address of the surface that is overlaid
* DstRect: Place of the overlay
* Flags: some DDOVER_* flags
*
* Returns:
* DDERR_UNSUPPORTED, because we don't support overlays
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_UpdateOverlay(IDirectDrawSurface7 *iface,
LPRECT SrcRect,
IDirectDrawSurface7 *DstSurface,
LPRECT DstRect,
DWORD Flags,
LPDDOVERLAYFX FX)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *Dst = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, DstSurface);
TRACE("(%p)->(%p,%p,%p,%x,%p): Relay\n", This, SrcRect, Dst, DstRect, Flags, FX);
return IWineD3DSurface_UpdateOverlay(This->WineD3DSurface,
SrcRect,
Dst ? Dst->WineD3DSurface : NULL,
DstRect,
Flags,
(WINEDDOVERLAYFX *) FX);
}
/*****************************************************************************
* IDirectDrawSurface7::UpdateOverlayDisplay
*
* The DX7 sdk says that it's not implemented
*
* Params:
* Flags: ?
*
* Returns: DDERR_UNSUPPORTED, because we don't support overlays
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_UpdateOverlayDisplay(IDirectDrawSurface7 *iface,
DWORD Flags)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%x)\n", This, Flags);
return DDERR_UNSUPPORTED;
}
/*****************************************************************************
* IDirectDrawSurface7::UpdateOverlayZOrder
*
* Sets an overlay's Z order
*
* Params:
* Flags: DDOVERZ_* flags
* DDSRef: Defines the relative position in the overlay chain
*
* Returns:
* DDERR_NOTOVERLAYSURFACE, because we don't support overlays
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_UpdateOverlayZOrder(IDirectDrawSurface7 *iface,
DWORD Flags,
IDirectDrawSurface7 *DDSRef)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *Ref = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, DDSRef);
TRACE("(%p)->(%x,%p): Relay\n", This, Flags, Ref);
return IWineD3DSurface_UpdateOverlayZOrder(This->WineD3DSurface,
Flags,
Ref ? Ref->WineD3DSurface : NULL);
}
/*****************************************************************************
* IDirectDrawSurface7::GetDDInterface
*
* Returns the IDirectDraw7 interface pointer of the DirectDraw object this
* surface belongs to
*
* Params:
* DD: Address to write the interface pointer to
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if DD is NULL
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetDDInterface(IDirectDrawSurface7 *iface,
void **DD)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
/* It is not quite correct to use the same lpVtable for the different
* IDirectDrawSurface versions because the GetDDInterface return different interfaces
*/
FIXME("(%p)->(%p)\n",This,DD);
if(!DD)
return DDERR_INVALIDPARAMS;
switch(This->version)
{
case 7:
*((IDirectDraw7 **) DD) = ICOM_INTERFACE(This->ddraw, IDirectDraw7);
IDirectDraw7_AddRef(*(IDirectDraw7 **) DD);
break;
case 4:
*((IDirectDraw4 **) DD) = ICOM_INTERFACE(This->ddraw, IDirectDraw4);
IDirectDraw4_AddRef(*(IDirectDraw4 **) DD);
case 2:
case 1:
*((IDirectDraw **) DD) = ICOM_INTERFACE(This->ddraw, IDirectDraw);
IDirectDraw_AddRef( *(IDirectDraw **) DD);
break;
}
return DD_OK;
}
/* This seems also windows implementation specific - I don't think WineD3D needs this */
static HRESULT WINAPI IDirectDrawSurfaceImpl_ChangeUniquenessValue(IDirectDrawSurface7 *iface)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
volatile IDirectDrawSurfaceImpl* vThis = This;
TRACE("(%p)\n",This);
/* A uniqueness value of 0 is apparently special.
* This needs to be checked. */
while (1) {
DWORD old_uniqueness_value = vThis->uniqueness_value;
DWORD new_uniqueness_value = old_uniqueness_value+1;
if (old_uniqueness_value == 0) break;
if (new_uniqueness_value == 0) new_uniqueness_value = 1;
if (InterlockedCompareExchange((LONG*)&vThis->uniqueness_value,
old_uniqueness_value,
new_uniqueness_value)
== old_uniqueness_value)
break;
}
return DD_OK;
}
static HRESULT WINAPI IDirectDrawSurfaceImpl_GetUniquenessValue(IDirectDrawSurface7 *iface, LPDWORD pValue)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n",This,pValue);
*pValue = This->uniqueness_value;
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::SetLOD
*
* Sets the level of detail of a texture
*
* Params:
* MaxLOD: LOD to set
*
* Returns:
* DD_OK on success
* DDERR_INVALIDOBJECT if the surface is invalid for this method
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_SetLOD(IDirectDrawSurface7 *iface,
DWORD MaxLOD)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%d)\n", This, MaxLOD);
if (!(This->surface_desc.ddsCaps.dwCaps2 & DDSCAPS2_TEXTUREMANAGE))
return DDERR_INVALIDOBJECT;
if(!This->wineD3DTexture)
{
ERR("(%p) The DirectDraw texture has no WineD3DTexture!\n", This);
return DDERR_INVALIDOBJECT;
}
return IWineD3DTexture_SetLOD(This->wineD3DTexture,
MaxLOD);
}
/*****************************************************************************
* IDirectDrawSurface7::GetLOD
*
* Returns the level of detail of a Direct3D texture
*
* Params:
* MaxLOD: Address to write the LOD to
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if MaxLOD is NULL
* DDERR_INVALIDOBJECT if the surface is invalid for this method
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetLOD(IDirectDrawSurface7 *iface,
DWORD *MaxLOD)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n", This, MaxLOD);
if(!MaxLOD)
return DDERR_INVALIDPARAMS;
if (!(This->surface_desc.ddsCaps.dwCaps2 & DDSCAPS2_TEXTUREMANAGE))
return DDERR_INVALIDOBJECT;
*MaxLOD = IWineD3DTexture_GetLOD(This->wineD3DTexture);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::BltFast
*
* Performs a fast Blit.
*
* Params:
* dstx: The x coordinate to blit to on the destination
* dsty: The y coordinate to blit to on the destination
* Source: The source surface
* rsrc: The source rectangle
* trans: Type of transfer. Some DDBLTFAST_* flags
*
* Returns:
* DD_OK on success
* For more details, see IWineD3DSurface::BltFast
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_BltFast(IDirectDrawSurface7 *iface,
DWORD dstx,
DWORD dsty,
IDirectDrawSurface7 *Source,
RECT *rsrc,
DWORD trans)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *src = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, Source);
TRACE("(%p)->(%d,%d,%p,%p,%d): Relay\n", This, dstx, dsty, Source, rsrc, trans);
return IWineD3DSurface_BltFast(This->WineD3DSurface,
dstx, dsty,
src ? src->WineD3DSurface : NULL,
rsrc,
trans);
}
/*****************************************************************************
* IDirectDrawSurface7::GetClipper
*
* Returns the IDirectDrawClipper interface of the clipper assigned to this
* surface
*
* Params:
* Clipper: Address to store the interface pointer at
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if Clipper is NULL
* DDERR_NOCLIPPERATTACHED if there's no clipper attached
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetClipper(IDirectDrawSurface7 *iface,
IDirectDrawClipper **Clipper)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n", This, Clipper);
if(!Clipper)
return DDERR_INVALIDPARAMS;
if(This->clipper == NULL)
return DDERR_NOCLIPPERATTACHED;
*Clipper = ICOM_INTERFACE(This->clipper, IDirectDrawClipper);
IDirectDrawClipper_AddRef(*Clipper);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::SetClipper
*
* Sets a clipper for the surface
*
* Params:
* Clipper: IDirectDrawClipper interface of the clipper to set
*
* Returns:
* DD_OK on success
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_SetClipper(IDirectDrawSurface7 *iface,
IDirectDrawClipper *Clipper)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
TRACE("(%p)->(%p)\n",This,Clipper);
if (ICOM_OBJECT(IDirectDrawClipperImpl, IDirectDrawClipper, Clipper) == This->clipper)
return DD_OK;
if (This->clipper != NULL)
IDirectDrawClipper_Release(ICOM_INTERFACE(This->clipper, IDirectDrawClipper) );
This->clipper = ICOM_OBJECT(IDirectDrawClipperImpl, IDirectDrawClipper, Clipper);
if (Clipper != NULL)
IDirectDrawClipper_AddRef(Clipper);
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::SetSurfaceDesc
*
* Sets the surface description. It can override the pixel format, the surface
* memory, ...
* It's not really tested.
*
* Params:
* DDSD: Pointer to the new surface description to set
* Flags: Some flags
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if DDSD is NULL
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_SetSurfaceDesc(IDirectDrawSurface7 *iface,
DDSURFACEDESC2 *DDSD,
DWORD Flags)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
WINED3DFORMAT newFormat = WINED3DFMT_UNKNOWN;
HRESULT hr;
TRACE("(%p)->(%p,%x)\n", This, DDSD, Flags);
if(!DDSD)
return DDERR_INVALIDPARAMS;
if (DDSD->dwFlags & DDSD_LPSURFACE && DDSD->lpSurface)
{
ERR("Setting the surface memory isn't supported yet\n");
return DDERR_INVALIDPARAMS;
}
if (DDSD->dwFlags & DDSD_PIXELFORMAT)
{
newFormat = PixelFormat_DD2WineD3D(&DDSD->u4.ddpfPixelFormat);
if(newFormat == WINED3DFMT_UNKNOWN)
{
ERR("Requested to set an unknown pixelformat\n");
return DDERR_INVALIDPARAMS;
}
if(newFormat != PixelFormat_DD2WineD3D(&This->surface_desc.u4.ddpfPixelFormat) )
{
hr = IWineD3DSurface_SetFormat(This->WineD3DSurface,
newFormat);
if(hr != DD_OK) return hr;
}
}
if (DDSD->dwFlags & DDSD_CKDESTOVERLAY)
{
IWineD3DSurface_SetColorKey(This->WineD3DSurface,
DDCKEY_DESTOVERLAY,
&DDSD->u3.ddckCKDestOverlay);
}
if (DDSD->dwFlags & DDSD_CKDESTBLT)
{
IWineD3DSurface_SetColorKey(This->WineD3DSurface,
DDCKEY_DESTBLT,
&DDSD->ddckCKDestBlt);
}
if (DDSD->dwFlags & DDSD_CKSRCOVERLAY)
{
IWineD3DSurface_SetColorKey(This->WineD3DSurface,
DDCKEY_SRCOVERLAY,
&DDSD->ddckCKSrcOverlay);
}
if (DDSD->dwFlags & DDSD_CKSRCBLT)
{
IWineD3DSurface_SetColorKey(This->WineD3DSurface,
DDCKEY_SRCBLT,
&DDSD->ddckCKSrcBlt);
}
if (DDSD->dwFlags & DDSD_LPSURFACE)
{
hr = IWineD3DSurface_SetMem(This->WineD3DSurface, DDSD->lpSurface);
if(hr != WINED3D_OK)
{
/* No need for a trace here, wined3d does that for us */
return hr;
}
}
This->surface_desc = *DDSD;
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::GetPalette
*
* Returns the IDirectDrawPalette interface of the palette currently assigned
* to the surface
*
* Params:
* Pal: Address to write the interface pointer to
*
* Returns:
* DD_OK on success
* DDERR_INVALIDPARAMS if Pal is NULL
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_GetPalette(IDirectDrawSurface7 *iface,
IDirectDrawPalette **Pal)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IWineD3DPalette *wPal;
HRESULT hr;
TRACE("(%p)->(%p): Relay\n", This, Pal);
if(!Pal)
return DDERR_INVALIDPARAMS;
hr = IWineD3DSurface_GetPalette(This->WineD3DSurface, &wPal);
if(hr != DD_OK) return hr;
if(wPal)
{
hr = IWineD3DPalette_GetParent(wPal, (IUnknown **) Pal);
}
else
{
*Pal = NULL;
hr = DDERR_NOPALETTEATTACHED;
}
return hr;
}
/*****************************************************************************
* IDirectDrawSurface7::SetColorKey
*
* Sets the color keying options for the surface. Observations showed that
* in case of complex surfaces the color key has to be assigned to all
* sublevels.
*
* Params:
* Flags: DDCKEY_*
* CKey: The new color key
*
* Returns:
* DD_OK on success
* See IWineD3DSurface::SetColorKey for details
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_SetColorKey(IDirectDrawSurface7 *iface,
DWORD Flags,
DDCOLORKEY *CKey)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawSurfaceImpl *surf;
HRESULT hr;
TRACE("(%p)->(%x,%p)\n", This, Flags, CKey);
for(surf = This->first_complex; surf; surf = surf->next_complex)
{
hr = IWineD3DSurface_SetColorKey(surf->WineD3DSurface,
Flags,
CKey);
if(FAILED(hr))
{
WARN("IWineD3DSurface::SetColorKey for surface %p failed with hr=%08x\n",
surf->WineD3DSurface, hr);
return hr;
}
}
return DD_OK;
}
/*****************************************************************************
* IDirectDrawSurface7::SetPalette
*
* Assigns a DirectDrawPalette object to the surface
*
* Params:
* Pal: Interface to the palette to set
*
* Returns:
* DD_OK on success
*
*****************************************************************************/
static HRESULT WINAPI
IDirectDrawSurfaceImpl_SetPalette(IDirectDrawSurface7 *iface,
IDirectDrawPalette *Pal)
{
ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirectDrawSurface7, iface);
IDirectDrawPalette *oldPal;
IDirectDrawSurfaceImpl *surf;
IDirectDrawPaletteImpl *PalImpl = ICOM_OBJECT(IDirectDrawPaletteImpl, IDirectDrawPalette, Pal);
HRESULT hr;
TRACE("(%p)->(%p)\n", This, Pal);
/* Find the old palette */
hr = IDirectDrawSurface_GetPalette(iface, &oldPal);
if(hr != DD_OK && hr != DDERR_NOPALETTEATTACHED) return hr;
if(oldPal) IDirectDrawPalette_Release(oldPal); /* For the GetPalette */
/* Set the new Palette */
IWineD3DSurface_SetPalette(This->WineD3DSurface,
PalImpl ? PalImpl->wineD3DPalette : NULL);
/* AddRef the Palette */
if(Pal) IDirectDrawPalette_AddRef(Pal);
/* Release the old palette */
if(oldPal) IDirectDrawPalette_Release(oldPal);
/* If this is a front buffer, also update the back buffers */
if(This->surface_desc.ddsCaps.dwCaps & DDSCAPS_FRONTBUFFER)
{
for(surf = This->next_complex; surf != NULL; surf = surf->next_complex)
{
IDirectDrawSurface7_SetPalette(ICOM_INTERFACE(surf, IDirectDrawSurface7),
Pal);
}
}
return DD_OK;
}
/*****************************************************************************
* The VTable
*****************************************************************************/
const IDirectDrawSurface7Vtbl IDirectDrawSurface7_Vtbl =
{
/*** IUnknown ***/
IDirectDrawSurfaceImpl_QueryInterface,
IDirectDrawSurfaceImpl_AddRef,
IDirectDrawSurfaceImpl_Release,
/*** IDirectDrawSurface ***/
IDirectDrawSurfaceImpl_AddAttachedSurface,
IDirectDrawSurfaceImpl_AddOverlayDirtyRect,
IDirectDrawSurfaceImpl_Blt,
IDirectDrawSurfaceImpl_BltBatch,
IDirectDrawSurfaceImpl_BltFast,
IDirectDrawSurfaceImpl_DeleteAttachedSurface,
IDirectDrawSurfaceImpl_EnumAttachedSurfaces,
IDirectDrawSurfaceImpl_EnumOverlayZOrders,
IDirectDrawSurfaceImpl_Flip,
IDirectDrawSurfaceImpl_GetAttachedSurface,
IDirectDrawSurfaceImpl_GetBltStatus,
IDirectDrawSurfaceImpl_GetCaps,
IDirectDrawSurfaceImpl_GetClipper,
IDirectDrawSurfaceImpl_GetColorKey,
IDirectDrawSurfaceImpl_GetDC,
IDirectDrawSurfaceImpl_GetFlipStatus,
IDirectDrawSurfaceImpl_GetOverlayPosition,
IDirectDrawSurfaceImpl_GetPalette,
IDirectDrawSurfaceImpl_GetPixelFormat,
IDirectDrawSurfaceImpl_GetSurfaceDesc,
IDirectDrawSurfaceImpl_Initialize,
IDirectDrawSurfaceImpl_IsLost,
IDirectDrawSurfaceImpl_Lock,
IDirectDrawSurfaceImpl_ReleaseDC,
IDirectDrawSurfaceImpl_Restore,
IDirectDrawSurfaceImpl_SetClipper,
IDirectDrawSurfaceImpl_SetColorKey,
IDirectDrawSurfaceImpl_SetOverlayPosition,
IDirectDrawSurfaceImpl_SetPalette,
IDirectDrawSurfaceImpl_Unlock,
IDirectDrawSurfaceImpl_UpdateOverlay,
IDirectDrawSurfaceImpl_UpdateOverlayDisplay,
IDirectDrawSurfaceImpl_UpdateOverlayZOrder,
/*** IDirectDrawSurface2 ***/
IDirectDrawSurfaceImpl_GetDDInterface,
IDirectDrawSurfaceImpl_PageLock,
IDirectDrawSurfaceImpl_PageUnlock,
/*** IDirectDrawSurface3 ***/
IDirectDrawSurfaceImpl_SetSurfaceDesc,
/*** IDirectDrawSurface4 ***/
IDirectDrawSurfaceImpl_SetPrivateData,
IDirectDrawSurfaceImpl_GetPrivateData,
IDirectDrawSurfaceImpl_FreePrivateData,
IDirectDrawSurfaceImpl_GetUniquenessValue,
IDirectDrawSurfaceImpl_ChangeUniquenessValue,
/*** IDirectDrawSurface7 ***/
IDirectDrawSurfaceImpl_SetPriority,
IDirectDrawSurfaceImpl_GetPriority,
IDirectDrawSurfaceImpl_SetLOD,
IDirectDrawSurfaceImpl_GetLOD
};