[PATCH v4] win32u: Cache GL driver functions in DC.
Paul Gofman
pgofman at codeweavers.com
Sun Feb 20 06:25:03 CST 2022
I am sorry, there are leftover grab_dc() / put_dc() helpers from the
previous patch version which are not used anymore, but I will probably
wait for some comments before resending it.
On 2/18/22 18:52, Paul Gofman wrote:
> Signed-off-by: Paul Gofman <pgofman at codeweavers.com>
> ---
> v4:
> - move wine_get_wgl_driver() to user driver and add a special case for dibdrv.
>
> dlls/user32/driver.c | 4 ++-
> dlls/win32u/dc.c | 58 +++++++++++++++++++++++++------------
> dlls/win32u/dibdrv/dc.c | 11 +------
> dlls/win32u/driver.c | 36 +++++++++++++++--------
> dlls/win32u/emfdrv.c | 1 -
> dlls/win32u/font.c | 1 -
> dlls/win32u/ntgdi_private.h | 25 ++++++++++++++++
> dlls/win32u/path.c | 1 -
> dlls/wineandroid.drv/init.c | 13 ++-------
> dlls/winemac.drv/gdi.c | 2 +-
> dlls/winemac.drv/macdrv.h | 2 +-
> dlls/winemac.drv/opengl.c | 2 +-
> dlls/wineps.drv/init.c | 1 -
> dlls/winex11.drv/init.c | 13 ++-------
> dlls/winex11.drv/xrender.c | 1 -
> include/wine/gdi_driver.h | 3 +-
> 16 files changed, 103 insertions(+), 71 deletions(-)
>
> diff --git a/dlls/user32/driver.c b/dlls/user32/driver.c
> index 7e9f63ad1c7..2c5497761a0 100644
> --- a/dlls/user32/driver.c
> +++ b/dlls/user32/driver.c
> @@ -394,7 +394,9 @@ static struct user_driver_funcs lazy_load_driver =
> /* vulkan support */
> NULL,
> /* thread management */
> - NULL
> + NULL,
> + /* opengl support */
> + NULL,
> };
>
> void CDECL __wine_set_user_driver( const struct user_driver_funcs *funcs, UINT version )
> diff --git a/dlls/win32u/dc.c b/dlls/win32u/dc.c
> index aed2d3684a7..e7ebb57776b 100644
> --- a/dlls/win32u/dc.c
> +++ b/dlls/win32u/dc.c
> @@ -63,25 +63,6 @@ static const struct gdi_obj_funcs dc_funcs =
> };
>
>
> -static inline DC *get_dc_obj( HDC hdc )
> -{
> - DWORD type;
> - DC *dc = get_any_obj_ptr( hdc, &type );
> - if (!dc) return NULL;
> -
> - switch (type)
> - {
> - case NTGDI_OBJ_DC:
> - case NTGDI_OBJ_MEMDC:
> - case NTGDI_OBJ_ENHMETADC:
> - return dc;
> - default:
> - GDI_ReleaseObj( hdc );
> - SetLastError( ERROR_INVALID_HANDLE );
> - return NULL;
> - }
> -}
> -
> /* alloc DC_ATTR from a pool of memory accessible from client */
> static DC_ATTR *alloc_dc_attr(void)
> {
> @@ -310,6 +291,43 @@ DC *get_dc_ptr( HDC hdc )
> }
>
>
> +/***********************************************************************
> + * grab_dc
> + *
> + * Retrieve a DC pointer, increase ref count and release the GDI lock.
> + */
> +DC *grab_dc( HDC hdc )
> +{
> + DC *dc;
> +
> + if (!GDI_inc_ref_count( hdc )) return NULL;
> + if (!(dc = get_dc_obj( hdc )))
> + {
> + GDI_dec_ref_count( hdc );
> + return NULL;
> + }
> + if (dc->attr->disabled)
> + {
> + GDI_dec_ref_count( hdc );
> + GDI_ReleaseObj( hdc );
> + return NULL;
> + }
> + GDI_ReleaseObj( hdc );
> + return dc;
> +}
> +
> +
> +/***********************************************************************
> + * put_dc
> + *
> + * Decrease ref count previously increased by grab_dc().
> + */
> +void put_dc( HDC hdc )
> +{
> + GDI_dec_ref_count( hdc );
> +}
> +
> +
> /***********************************************************************
> * release_dc_ptr
> */
> @@ -816,6 +834,8 @@ HDC WINAPI NtGdiCreateCompatibleDC( HDC hdc )
> free_dc_ptr( dc );
> return 0;
> }
> + dc->dibdrv = TRUE;
> +
> physDev = GET_DC_PHYSDEV( dc, pSelectBitmap );
> physDev->funcs->pSelectBitmap( physDev, dc->hBitmap );
>
> diff --git a/dlls/win32u/dibdrv/dc.c b/dlls/win32u/dibdrv/dc.c
> index a96b613d0a3..a91cd76f936 100644
> --- a/dlls/win32u/dibdrv/dc.c
> +++ b/dlls/win32u/dibdrv/dc.c
> @@ -605,7 +605,7 @@ static struct opengl_funcs opengl_funcs =
> /**********************************************************************
> * dibdrv_wine_get_wgl_driver
> */
> -static struct opengl_funcs * CDECL dibdrv_wine_get_wgl_driver( PHYSDEV dev, UINT version )
> +struct opengl_funcs *dibdrv_wine_get_wgl_driver( UINT version )
> {
> if (version != WINE_WGL_DRIVER_VERSION)
> {
> @@ -715,7 +715,6 @@ const struct gdi_dc_funcs dib_driver =
> NULL, /* pUnrealizePalette */
> NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
> NULL, /* pD3DKMTSetVidPnSourceOwner */
> - dibdrv_wine_get_wgl_driver, /* wine_get_wgl_driver */
> GDI_PRIORITY_DIB_DRV /* priority */
> };
>
> @@ -1177,13 +1176,6 @@ static INT CDECL windrv_StretchDIBits( PHYSDEV dev, INT x_dst, INT y_dst, INT wi
> return ret;
> }
>
> -static struct opengl_funcs * CDECL windrv_wine_get_wgl_driver( PHYSDEV dev, UINT version )
> -{
> - dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
> - if (dev->funcs == &dib_driver) dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
> - return dev->funcs->wine_get_wgl_driver( dev, version );
> -}
> -
> static const struct gdi_dc_funcs window_driver =
> {
> NULL, /* pAbortDoc */
> @@ -1277,6 +1269,5 @@ static const struct gdi_dc_funcs window_driver =
> NULL, /* pUnrealizePalette */
> NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
> NULL, /* pD3DKMTSetVidPnSourceOwner */
> - windrv_wine_get_wgl_driver, /* wine_get_wgl_driver */
> GDI_PRIORITY_DIB_DRV + 10 /* priority */
> };
> diff --git a/dlls/win32u/driver.c b/dlls/win32u/driver.c
> index 5e6cee33bc6..ea7165bc3ae 100644
> --- a/dlls/win32u/driver.c
> +++ b/dlls/win32u/driver.c
> @@ -571,11 +571,6 @@ static NTSTATUS CDECL nulldrv_D3DKMTSetVidPnSourceOwner( const D3DKMT_SETVIDPNSO
> return STATUS_PROCEDURE_NOT_FOUND;
> }
>
> -static struct opengl_funcs * CDECL nulldrv_wine_get_wgl_driver( PHYSDEV dev, UINT version )
> -{
> - return (void *)-1;
> -}
> -
> const struct gdi_dc_funcs null_driver =
> {
> nulldrv_AbortDoc, /* pAbortDoc */
> @@ -669,7 +664,6 @@ const struct gdi_dc_funcs null_driver =
> nulldrv_UnrealizePalette, /* pUnrealizePalette */
> nulldrv_D3DKMTCheckVidPnExclusiveOwnership, /* pD3DKMTCheckVidPnExclusiveOwnership */
> nulldrv_D3DKMTSetVidPnSourceOwner, /* pD3DKMTSetVidPnSourceOwner */
> - nulldrv_wine_get_wgl_driver, /* wine_get_wgl_driver */
>
> GDI_PRIORITY_NULL_DRV /* priority */
> };
> @@ -1373,14 +1367,32 @@ NTSTATUS WINAPI NtGdiDdDDICheckVidPnExclusiveOwnership( const D3DKMT_CHECKVIDPNE
> */
> struct opengl_funcs * CDECL __wine_get_wgl_driver( HDC hdc, UINT version )
> {
> - struct opengl_funcs *ret = NULL;
> - DC * dc = get_dc_ptr( hdc );
> + struct opengl_funcs *ret;
> + PHYSDEV physdev;
> + BOOL dibdrv;
> + DC * dc;
> +
> + if (!(dc = get_dc_obj( hdc ))) return NULL;
> + if (dc->attr->disabled)
> + {
> + GDI_ReleaseObj( hdc );
> + return NULL;
> + }
> + ret = dc->gl_funcs;
> + dibdrv = dc->dibdrv;
> + GDI_ReleaseObj( hdc );
> +
> + if (ret) return ret;
>
> - if (dc)
> + if (dibdrv) ret = dibdrv_wine_get_wgl_driver( version );
> + else
> {
> - PHYSDEV physdev = GET_DC_PHYSDEV( dc, wine_get_wgl_driver );
> - ret = physdev->funcs->wine_get_wgl_driver( physdev, version );
> - release_dc_ptr( dc );
> + if (user_driver->pwine_get_wgl_driver) ret = user_driver->pwine_get_wgl_driver( version );
> + else ret = (void *)-1;
> }
> + if (!(dc = get_dc_obj( hdc ))) return NULL;
> + if (!dc->gl_funcs) dc->gl_funcs = ret;
> + else ret = dc->gl_funcs;
> + GDI_ReleaseObj( hdc );
> return ret;
> }
> diff --git a/dlls/win32u/emfdrv.c b/dlls/win32u/emfdrv.c
> index f261a86e392..81481953288 100644
> --- a/dlls/win32u/emfdrv.c
> +++ b/dlls/win32u/emfdrv.c
> @@ -524,7 +524,6 @@ static const struct gdi_dc_funcs emfdrv_driver =
> NULL, /* pUnrealizePalette */
> NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
> NULL, /* pD3DKMTSetVidPnSourceOwner */
> - NULL, /* wine_get_wgl_driver */
> GDI_PRIORITY_GRAPHICS_DRV /* priority */
> };
>
> diff --git a/dlls/win32u/font.c b/dlls/win32u/font.c
> index b8213ac9e6a..87ef75f04af 100644
> --- a/dlls/win32u/font.c
> +++ b/dlls/win32u/font.c
> @@ -4351,7 +4351,6 @@ const struct gdi_dc_funcs font_driver =
> NULL, /* pUnrealizePalette */
> NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
> NULL, /* pD3DKMTSetVidPnSourceOwner */
> - NULL, /* wine_get_wgl_driver */
> GDI_PRIORITY_FONT_DRV /* priority */
> };
>
> diff --git a/dlls/win32u/ntgdi_private.h b/dlls/win32u/ntgdi_private.h
> index bfeb4557da7..f256ed36d38 100644
> --- a/dlls/win32u/ntgdi_private.h
> +++ b/dlls/win32u/ntgdi_private.h
> @@ -59,6 +59,7 @@ typedef struct tagDC
> DCHOOKPROC hookProc; /* DC hook */
> BOOL bounds_enabled:1; /* bounds tracking is enabled */
> BOOL path_open:1; /* path is currently open (only for saved DCs) */
> + BOOL dibdrv:1; /* memory DC */
>
> RECT device_rect; /* rectangle for the whole device */
> int pixel_format; /* pixel format (for memory DCs) */
> @@ -87,6 +88,8 @@ typedef struct tagDC
> XFORM xformVport2World; /* Inverse of the above transformation */
> BOOL vport2WorldValid; /* Is xformVport2World valid? */
> RECT bounds; /* Current bounding rect */
> +
> + struct opengl_funcs *gl_funcs; /* Opengl driver functions */
> } DC;
>
> /* Certain functions will do no further processing if the driver returns this.
> @@ -170,6 +173,8 @@ static inline HRGN get_dc_region( DC *dc )
> extern DC *alloc_dc_ptr( DWORD magic ) DECLSPEC_HIDDEN;
> extern void free_dc_ptr( DC *dc ) DECLSPEC_HIDDEN;
> extern DC *get_dc_ptr( HDC hdc ) DECLSPEC_HIDDEN;
> +extern DC *grab_dc( HDC hdc ) DECLSPEC_HIDDEN;
> +extern void put_dc( HDC hdc ) DECLSPEC_HIDDEN;
> extern void release_dc_ptr( DC *dc ) DECLSPEC_HIDDEN;
> extern void update_dc( DC *dc ) DECLSPEC_HIDDEN;
> extern void DC_InitDC( DC * dc ) DECLSPEC_HIDDEN;
> @@ -206,6 +211,7 @@ extern UINT get_dib_dc_color_table( HDC hdc, UINT startpos, UINT entries,
> extern UINT set_dib_dc_color_table( HDC hdc, UINT startpos, UINT entries,
> const RGBQUAD *colors ) DECLSPEC_HIDDEN;
> extern void dibdrv_set_window_surface( DC *dc, struct window_surface *surface ) DECLSPEC_HIDDEN;
> +extern struct opengl_funcs *dibdrv_wine_get_wgl_driver( UINT version ) DECLSPEC_HIDDEN;
>
> /* driver.c */
> extern const struct gdi_dc_funcs null_driver DECLSPEC_HIDDEN;
> @@ -660,6 +666,25 @@ static inline void copy_bitmapinfo( BITMAPINFO *dst, const BITMAPINFO *src )
> memcpy( dst, src, get_dib_info_size( src, DIB_RGB_COLORS ));
> }
>
> +static inline DC *get_dc_obj( HDC hdc )
> +{
> + DWORD type;
> + DC *dc = get_any_obj_ptr( hdc, &type );
> + if (!dc) return NULL;
> +
> + switch (type)
> + {
> + case NTGDI_OBJ_DC:
> + case NTGDI_OBJ_MEMDC:
> + case NTGDI_OBJ_ENHMETADC:
> + return dc;
> + default:
> + GDI_ReleaseObj( hdc );
> + SetLastError( ERROR_INVALID_HANDLE );
> + return NULL;
> + }
> +}
> +
> extern void CDECL free_heap_bits( struct gdi_image_bits *bits ) DECLSPEC_HIDDEN;
>
> void set_gdi_client_ptr( HGDIOBJ handle, void *ptr ) DECLSPEC_HIDDEN;
> diff --git a/dlls/win32u/path.c b/dlls/win32u/path.c
> index a87a7ab06c2..93a124953af 100644
> --- a/dlls/win32u/path.c
> +++ b/dlls/win32u/path.c
> @@ -2121,6 +2121,5 @@ const struct gdi_dc_funcs path_driver =
> NULL, /* pUnrealizePalette */
> NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
> NULL, /* pD3DKMTSetVidPnSourceOwner */
> - NULL, /* wine_get_wgl_driver */
> GDI_PRIORITY_PATH_DRV /* priority */
> };
> diff --git a/dlls/wineandroid.drv/init.c b/dlls/wineandroid.drv/init.c
> index ed9116eb47e..7c103475e6b 100644
> --- a/dlls/wineandroid.drv/init.c
> +++ b/dlls/wineandroid.drv/init.c
> @@ -261,16 +261,9 @@ BOOL CDECL ANDROID_EnumDisplaySettingsEx( LPCWSTR name, DWORD n, LPDEVMODEW devm
> /**********************************************************************
> * ANDROID_wine_get_wgl_driver
> */
> -static struct opengl_funcs * CDECL ANDROID_wine_get_wgl_driver( PHYSDEV dev, UINT version )
> +static struct opengl_funcs * CDECL ANDROID_wine_get_wgl_driver( UINT version )
> {
> - struct opengl_funcs *ret;
> -
> - if (!(ret = get_wgl_driver( version )))
> - {
> - dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
> - ret = dev->funcs->wine_get_wgl_driver( dev, version );
> - }
> - return ret;
> + return get_wgl_driver( version );
> }
>
>
> @@ -279,7 +272,6 @@ static const struct user_driver_funcs android_drv_funcs =
> .dc_funcs.pCreateCompatibleDC = ANDROID_CreateCompatibleDC,
> .dc_funcs.pCreateDC = ANDROID_CreateDC,
> .dc_funcs.pDeleteDC = ANDROID_DeleteDC,
> - .dc_funcs.wine_get_wgl_driver = ANDROID_wine_get_wgl_driver,
> .dc_funcs.priority = GDI_PRIORITY_GRAPHICS_DRV,
>
> .pGetKeyNameText = ANDROID_GetKeyNameText,
> @@ -302,6 +294,7 @@ static const struct user_driver_funcs android_drv_funcs =
> .pWindowMessage = ANDROID_WindowMessage,
> .pWindowPosChanging = ANDROID_WindowPosChanging,
> .pWindowPosChanged = ANDROID_WindowPosChanged,
> + .pwine_get_wgl_driver = ANDROID_wine_get_wgl_driver,
> };
>
>
> diff --git a/dlls/winemac.drv/gdi.c b/dlls/winemac.drv/gdi.c
> index 40ba4c570c5..264781c6ac1 100644
> --- a/dlls/winemac.drv/gdi.c
> +++ b/dlls/winemac.drv/gdi.c
> @@ -268,7 +268,6 @@ static const struct user_driver_funcs macdrv_funcs =
> .dc_funcs.pGetDeviceCaps = macdrv_GetDeviceCaps,
> .dc_funcs.pGetDeviceGammaRamp = macdrv_GetDeviceGammaRamp,
> .dc_funcs.pSetDeviceGammaRamp = macdrv_SetDeviceGammaRamp,
> - .dc_funcs.wine_get_wgl_driver = macdrv_wine_get_wgl_driver,
> .dc_funcs.priority = GDI_PRIORITY_GRAPHICS_DRV,
>
> .pActivateKeyboardLayout = macdrv_ActivateKeyboardLayout,
> @@ -309,6 +308,7 @@ static const struct user_driver_funcs macdrv_funcs =
> .pWindowPosChanged = macdrv_WindowPosChanged,
> .pWindowPosChanging = macdrv_WindowPosChanging,
> .pwine_get_vulkan_driver = macdrv_wine_get_vulkan_driver,
> + .pwine_get_wgl_driver = macdrv_wine_get_wgl_driver,
> };
>
>
> diff --git a/dlls/winemac.drv/macdrv.h b/dlls/winemac.drv/macdrv.h
> index 0bd0a18f111..4e4524722af 100644
> --- a/dlls/winemac.drv/macdrv.h
> +++ b/dlls/winemac.drv/macdrv.h
> @@ -263,7 +263,7 @@ extern DWORD CDECL macdrv_MsgWaitForMultipleObjectsEx(DWORD count, const HANDLE
> extern BOOL query_drag_exited(macdrv_query* query) DECLSPEC_HIDDEN;
> extern BOOL query_drag_drop(macdrv_query* query) DECLSPEC_HIDDEN;
>
> -extern struct opengl_funcs * CDECL macdrv_wine_get_wgl_driver(PHYSDEV dev, UINT version) DECLSPEC_HIDDEN;
> +extern struct opengl_funcs * CDECL macdrv_wine_get_wgl_driver(UINT version) DECLSPEC_HIDDEN;
> extern const struct vulkan_funcs * CDECL macdrv_wine_get_vulkan_driver(UINT version) DECLSPEC_HIDDEN;
> extern void sync_gl_view(struct macdrv_win_data* data, const RECT* old_whole_rect, const RECT* old_client_rect) DECLSPEC_HIDDEN;
>
> diff --git a/dlls/winemac.drv/opengl.c b/dlls/winemac.drv/opengl.c
> index daf194c2aec..02ac613ddc9 100644
> --- a/dlls/winemac.drv/opengl.c
> +++ b/dlls/winemac.drv/opengl.c
> @@ -4632,7 +4632,7 @@ static struct opengl_funcs opengl_funcs =
> /**********************************************************************
> * macdrv_wine_get_wgl_driver
> */
> -struct opengl_funcs * CDECL macdrv_wine_get_wgl_driver(PHYSDEV dev, UINT version)
> +struct opengl_funcs * CDECL macdrv_wine_get_wgl_driver(UINT version)
> {
> static INIT_ONCE opengl_init = INIT_ONCE_STATIC_INIT;
>
> diff --git a/dlls/wineps.drv/init.c b/dlls/wineps.drv/init.c
> index 9e32bf31d1f..5a01a97973f 100644
> --- a/dlls/wineps.drv/init.c
> +++ b/dlls/wineps.drv/init.c
> @@ -858,7 +858,6 @@ static const struct gdi_dc_funcs psdrv_funcs =
> NULL, /* pUnrealizePalette */
> NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
> NULL, /* pD3DKMTSetVidPnSourceOwner */
> - NULL, /* wine_get_wgl_driver */
> GDI_PRIORITY_GRAPHICS_DRV /* priority */
> };
>
> diff --git a/dlls/winex11.drv/init.c b/dlls/winex11.drv/init.c
> index 5b31c352a23..35bf47c2e74 100644
> --- a/dlls/winex11.drv/init.c
> +++ b/dlls/winex11.drv/init.c
> @@ -312,16 +312,9 @@ static INT CDECL X11DRV_ExtEscape( PHYSDEV dev, INT escape, INT in_count, LPCVOI
> /**********************************************************************
> * X11DRV_wine_get_wgl_driver
> */
> -static struct opengl_funcs * CDECL X11DRV_wine_get_wgl_driver( PHYSDEV dev, UINT version )
> +static struct opengl_funcs * CDECL X11DRV_wine_get_wgl_driver( UINT version )
> {
> - struct opengl_funcs *ret;
> -
> - if (!(ret = get_glx_driver( version )))
> - {
> - dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
> - ret = dev->funcs->wine_get_wgl_driver( dev, version );
> - }
> - return ret;
> + return get_glx_driver( version );
> }
>
> /**********************************************************************
> @@ -377,7 +370,6 @@ static const struct user_driver_funcs x11drv_funcs =
> .dc_funcs.pUnrealizePalette = X11DRV_UnrealizePalette,
> .dc_funcs.pD3DKMTCheckVidPnExclusiveOwnership = X11DRV_D3DKMTCheckVidPnExclusiveOwnership,
> .dc_funcs.pD3DKMTSetVidPnSourceOwner = X11DRV_D3DKMTSetVidPnSourceOwner,
> - .dc_funcs.wine_get_wgl_driver = X11DRV_wine_get_wgl_driver,
> .dc_funcs.priority = GDI_PRIORITY_GRAPHICS_DRV,
>
> .pActivateKeyboardLayout = X11DRV_ActivateKeyboardLayout,
> @@ -418,6 +410,7 @@ static const struct user_driver_funcs x11drv_funcs =
> .pWindowPosChanging = X11DRV_WindowPosChanging,
> .pWindowPosChanged = X11DRV_WindowPosChanged,
> .pSystemParametersInfo = X11DRV_SystemParametersInfo,
> + .pwine_get_wgl_driver = X11DRV_wine_get_wgl_driver,
> .pwine_get_vulkan_driver = X11DRV_wine_get_vulkan_driver,
> .pThreadDetach = X11DRV_ThreadDetach,
> };
> diff --git a/dlls/winex11.drv/xrender.c b/dlls/winex11.drv/xrender.c
> index 92dc35fa9e1..5ede97fb026 100644
> --- a/dlls/winex11.drv/xrender.c
> +++ b/dlls/winex11.drv/xrender.c
> @@ -2246,7 +2246,6 @@ static const struct gdi_dc_funcs xrender_funcs =
> NULL, /* pUnrealizePalette */
> NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
> NULL, /* pD3DKMTSetVidPnSourceOwner */
> - NULL, /* wine_get_wgl_driver */
> GDI_PRIORITY_GRAPHICS_DRV + 10 /* priority */
> };
>
> diff --git a/include/wine/gdi_driver.h b/include/wine/gdi_driver.h
> index 567a6c21608..24a4bba1c8b 100644
> --- a/include/wine/gdi_driver.h
> +++ b/include/wine/gdi_driver.h
> @@ -159,7 +159,6 @@ struct gdi_dc_funcs
> BOOL (CDECL *pUnrealizePalette)(HPALETTE);
> NTSTATUS (CDECL *pD3DKMTCheckVidPnExclusiveOwnership)(const D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP *);
> NTSTATUS (CDECL *pD3DKMTSetVidPnSourceOwner)(const D3DKMT_SETVIDPNSOURCEOWNER *);
> - struct opengl_funcs * (CDECL *wine_get_wgl_driver)(PHYSDEV,UINT);
>
> /* priority order for the driver on the stack */
> UINT priority;
> @@ -323,6 +322,8 @@ struct user_driver_funcs
> const struct vulkan_funcs * (CDECL *pwine_get_vulkan_driver)(UINT);
> /* thread management */
> void (CDECL *pThreadDetach)(void);
> + /* opengl support */
> + struct opengl_funcs * (CDECL *pwine_get_wgl_driver)(UINT);
> };
>
> extern void CDECL __wine_set_user_driver( const struct user_driver_funcs *funcs, UINT version );
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