diff options
Diffstat (limited to 'src/gallium/state_trackers/wgl')
| -rw-r--r-- | src/gallium/state_trackers/wgl/opengl32.def | 1 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/opengl32.mingw.def | 1 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_device.c | 52 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_device.h | 4 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_framebuffer.c | 194 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_framebuffer.h | 16 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_icd.h | 114 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_pixelformat.c | 7 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_pixelformat.h | 4 | ||||
| -rw-r--r-- | src/gallium/state_trackers/wgl/stw_winsys.h | 54 |
10 files changed, 380 insertions, 67 deletions
diff --git a/src/gallium/state_trackers/wgl/opengl32.def b/src/gallium/state_trackers/wgl/opengl32.def index 596417ed844..5daa6ddd413 100644 --- a/src/gallium/state_trackers/wgl/opengl32.def +++ b/src/gallium/state_trackers/wgl/opengl32.def @@ -376,6 +376,7 @@ EXPORTS DrvDescribePixelFormat DrvGetLayerPaletteEntries DrvGetProcAddress + DrvPresentBuffers DrvRealizeLayerPalette DrvReleaseContext DrvSetCallbackProcs diff --git a/src/gallium/state_trackers/wgl/opengl32.mingw.def b/src/gallium/state_trackers/wgl/opengl32.mingw.def index 1f03ea3b375..6ebb31a6f1b 100644 --- a/src/gallium/state_trackers/wgl/opengl32.mingw.def +++ b/src/gallium/state_trackers/wgl/opengl32.mingw.def @@ -375,6 +375,7 @@ EXPORTS DrvDescribePixelFormat = DrvDescribePixelFormat@16 DrvGetLayerPaletteEntries = DrvGetLayerPaletteEntries@20 DrvGetProcAddress = DrvGetProcAddress@4 + DrvPresentBuffers = DrvPresentBuffers@8 DrvRealizeLayerPalette = DrvRealizeLayerPalette@12 DrvReleaseContext = DrvReleaseContext@4 DrvSetCallbackProcs = DrvSetCallbackProcs@8 diff --git a/src/gallium/state_trackers/wgl/stw_device.c b/src/gallium/state_trackers/wgl/stw_device.c index a1a5b892ef5..985b8f0456a 100644 --- a/src/gallium/state_trackers/wgl/stw_device.c +++ b/src/gallium/state_trackers/wgl/stw_device.c @@ -29,6 +29,7 @@ #include "glapi/glthread.h" #include "util/u_debug.h" +#include "util/u_math.h" #include "pipe/p_screen.h" #include "state_tracker/st_public.h" @@ -62,38 +63,28 @@ stw_flush_frontbuffer(struct pipe_screen *screen, struct pipe_surface *surface, void *context_private ) { - const struct stw_winsys *stw_winsys = stw_dev->stw_winsys; HDC hdc = (HDC)context_private; struct stw_framebuffer *fb; fb = stw_framebuffer_from_hdc( hdc ); - /* fb can be NULL if window was destroyed already */ - if (fb) { + if (!fb) { + /* fb can be NULL if window was destroyed already */ + return; + } + #if DEBUG - { - struct pipe_surface *surface2; - - if(!st_get_framebuffer_surface( fb->stfb, ST_SURFACE_FRONT_LEFT, &surface2 )) - assert(0); - else - assert(surface2 == surface); - } -#endif + { + /* ensure that a random surface was not passed to us */ + struct pipe_surface *surface2; -#ifdef DEBUG - if(stw_dev->trace_running) { - screen = trace_screen(screen)->screen; - surface = trace_surface(surface)->surface; - } -#endif - } - - stw_winsys->flush_frontbuffer(screen, surface, hdc); - - if(fb) { - stw_framebuffer_update(fb); - stw_framebuffer_release(fb); + if(!st_get_framebuffer_surface( fb->stfb, ST_SURFACE_FRONT_LEFT, &surface2 )) + assert(0); + else + assert(surface2 == surface); } +#endif + + stw_framebuffer_present_locked(hdc, fb, ST_SURFACE_FRONT_LEFT); } @@ -126,6 +117,9 @@ stw_init(const struct stw_winsys *stw_winsys) if(!screen) goto error1; + if(stw_winsys->get_adapter_luid) + stw_winsys->get_adapter_luid(screen, &stw_dev->AdapterLuid); + #ifdef DEBUG stw_dev->screen = trace_screen_create(screen); stw_dev->trace_running = stw_dev->screen != screen ? TRUE : FALSE; @@ -229,6 +223,14 @@ DrvSetCallbackProcs( INT nProcs, PROC *pProcs ) { + size_t size; + + if (stw_dev == NULL) + return; + + size = MIN2(nProcs * sizeof *pProcs, sizeof stw_dev->callbacks); + memcpy(&stw_dev->callbacks, pProcs, size); + return; } diff --git a/src/gallium/state_trackers/wgl/stw_device.h b/src/gallium/state_trackers/wgl/stw_device.h index 5e4e3d61802..0bf3b0da825 100644 --- a/src/gallium/state_trackers/wgl/stw_device.h +++ b/src/gallium/state_trackers/wgl/stw_device.h @@ -52,10 +52,14 @@ struct stw_device boolean trace_running; #endif + LUID AdapterLuid; + struct stw_pixelformat_info pixelformats[STW_MAX_PIXELFORMATS]; unsigned pixelformat_count; unsigned pixelformat_extended_count; + GLCALLBACKTABLE callbacks; + pipe_mutex ctx_mutex; struct handle_table *ctx_table; diff --git a/src/gallium/state_trackers/wgl/stw_framebuffer.c b/src/gallium/state_trackers/wgl/stw_framebuffer.c index 123b841c8f3..8a3e11b6b40 100644 --- a/src/gallium/state_trackers/wgl/stw_framebuffer.c +++ b/src/gallium/state_trackers/wgl/stw_framebuffer.c @@ -1,8 +1,8 @@ /************************************************************************** - * - * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * + * Copyright 2008-2009 Vmware, Inc. * All Rights Reserved. - * + * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including @@ -10,19 +10,19 @@ * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: - * + * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * + * **************************************************************************/ #include <windows.h> @@ -83,6 +83,9 @@ stw_framebuffer_destroy_locked( *link = fb->next; fb->next = NULL; + if(fb->shared_surface) + stw_dev->stw_winsys->shared_surface_close(stw_dev->screen, fb->shared_surface); + st_unreference_framebuffer(fb->stfb); pipe_mutex_unlock( fb->mutex ); @@ -106,13 +109,18 @@ static INLINE void stw_framebuffer_get_size( struct stw_framebuffer *fb ) { unsigned width, height; - RECT rect; + RECT client_rect; + RECT window_rect; + POINT client_pos; assert(fb->hWnd); - GetClientRect( fb->hWnd, &rect ); - width = rect.right - rect.left; - height = rect.bottom - rect.top; + /* Get the client area size. */ + GetClientRect( fb->hWnd, &client_rect ); + assert(client_rect.left == 0); + assert(client_rect.top == 0); + width = client_rect.right - client_rect.left; + height = client_rect.bottom - client_rect.top; if(width < 1) width = 1; @@ -124,6 +132,31 @@ stw_framebuffer_get_size( struct stw_framebuffer *fb ) fb->width = width; fb->height = height; } + + client_pos.x = 0; + client_pos.y = 0; + ClientToScreen(fb->hWnd, &client_pos); + + GetWindowRect(fb->hWnd, &window_rect); + + fb->client_rect.left = client_pos.x - window_rect.left; + fb->client_rect.top = client_pos.y - window_rect.top; + fb->client_rect.right = fb->client_rect.left + fb->width; + fb->client_rect.bottom = fb->client_rect.top + fb->height; + +#if 0 + debug_printf("\n"); + debug_printf("%s: client_position = (%i, %i)\n", + __FUNCTION__, client_pos.x, client_pos.y); + debug_printf("%s: window_rect = (%i, %i) - (%i, %i)\n", + __FUNCTION__, + window_rect.left, window_rect.top, + window_rect.right, window_rect.bottom); + debug_printf("%s: client_rect = (%i, %i) - (%i, %i)\n", + __FUNCTION__, + fb->client_rect.left, fb->client_rect.top, + fb->client_rect.right, fb->client_rect.bottom); +#endif } @@ -155,6 +188,7 @@ stw_call_window_proc( * can be masked out by the application. */ LPWINDOWPOS lpWindowPos = (LPWINDOWPOS)pParams->lParam; if((lpWindowPos->flags & SWP_SHOWWINDOW) || + !(lpWindowPos->flags & SWP_NOMOVE) || !(lpWindowPos->flags & SWP_NOSIZE)) { fb = stw_framebuffer_from_hwnd( pParams->hwnd ); if(fb) { @@ -436,34 +470,23 @@ stw_pixelformat_get( BOOL APIENTRY -DrvSwapBuffers( - HDC hdc ) +DrvPresentBuffers(HDC hdc, PGLPRESENTBUFFERSDATA data) { struct stw_framebuffer *fb; struct pipe_screen *screen; struct pipe_surface *surface; + unsigned surface_index; + BOOL ret = FALSE; fb = stw_framebuffer_from_hdc( hdc ); if (fb == NULL) return FALSE; - if (!(fb->pfi->pfd.dwFlags & PFD_DOUBLEBUFFER)) { - stw_framebuffer_release(fb); - return TRUE; - } - - /* If we're swapping the buffer associated with the current context - * we have to flush any pending rendering commands first. - */ - st_notify_swapbuffers( fb->stfb ); - screen = stw_dev->screen; - - if(!st_get_framebuffer_surface( fb->stfb, ST_SURFACE_BACK_LEFT, &surface )) { - /* FIXME: this shouldn't happen, but does on glean */ - stw_framebuffer_release(fb); - return FALSE; - } + + surface_index = (unsigned)(uintptr_t)data->pPrivateData; + if(!st_get_framebuffer_surface( fb->stfb, surface_index, &surface )) + goto fail; #ifdef DEBUG if(stw_dev->trace_running) { @@ -472,12 +495,117 @@ DrvSwapBuffers( } #endif - stw_dev->stw_winsys->flush_frontbuffer( screen, surface, hdc ); - + if(data->hSharedSurface != fb->hSharedSurface) { + if(fb->shared_surface) { + stw_dev->stw_winsys->shared_surface_close(screen, fb->shared_surface); + fb->shared_surface = NULL; + } + + fb->hSharedSurface = data->hSharedSurface; + + if(data->hSharedSurface && + stw_dev->stw_winsys->shared_surface_open) { + fb->shared_surface = stw_dev->stw_winsys->shared_surface_open(screen, fb->hSharedSurface); + } + } + + if(fb->shared_surface) { + stw_dev->stw_winsys->compose(screen, + surface, + fb->shared_surface, + &fb->client_rect, + data->PresentHistoryToken); + } + else { + stw_dev->stw_winsys->present( screen, surface, hdc ); + } + + ret = TRUE; + +fail: + stw_framebuffer_update(fb); + stw_framebuffer_release(fb); - - return TRUE; + + return ret; +} + + +/** + * Queue a composition. + * + * It will drop the lock on success. + */ +BOOL +stw_framebuffer_present_locked(HDC hdc, + struct stw_framebuffer *fb, + unsigned surface_index) +{ + if(stw_dev->callbacks.wglCbPresentBuffers && + stw_dev->stw_winsys->compose) { + GLCBPRESENTBUFFERSDATA data; + + memset(&data, 0, sizeof data); + data.magic1 = 2; + data.magic2 = 0; + data.AdapterLuid = stw_dev->AdapterLuid; + data.rect = fb->client_rect; + data.pPrivateData = (void *)(uintptr_t)surface_index; + + stw_framebuffer_release(fb); + + return stw_dev->callbacks.wglCbPresentBuffers(hdc, &data); + } + else { + struct pipe_screen *screen = stw_dev->screen; + struct pipe_surface *surface; + + if(!st_get_framebuffer_surface( fb->stfb, surface_index, &surface )) { + /* FIXME: this shouldn't happen, but does on glean */ + stw_framebuffer_release(fb); + return FALSE; + } + +#ifdef DEBUG + if(stw_dev->trace_running) { + screen = trace_screen(screen)->screen; + surface = trace_surface(surface)->surface; + } +#endif + + stw_dev->stw_winsys->present( screen, surface, hdc ); + + stw_framebuffer_update(fb); + + stw_framebuffer_release(fb); + + return TRUE; + } +} + + +BOOL APIENTRY +DrvSwapBuffers( + HDC hdc ) +{ + struct stw_framebuffer *fb; + + fb = stw_framebuffer_from_hdc( hdc ); + if (fb == NULL) + return FALSE; + + if (!(fb->pfi->pfd.dwFlags & PFD_DOUBLEBUFFER)) { + stw_framebuffer_release(fb); + return TRUE; + } + + /* If we're swapping the buffer associated with the current context + * we have to flush any pending rendering commands first. + */ + st_notify_swapbuffers( fb->stfb ); + + return stw_framebuffer_present_locked(hdc, fb, ST_SURFACE_BACK_LEFT); } diff --git a/src/gallium/state_trackers/wgl/stw_framebuffer.h b/src/gallium/state_trackers/wgl/stw_framebuffer.h index 13d29f37e48..5afbe749086 100644 --- a/src/gallium/state_trackers/wgl/stw_framebuffer.h +++ b/src/gallium/state_trackers/wgl/stw_framebuffer.h @@ -73,9 +73,20 @@ struct stw_framebuffer /* FIXME: Make this work for multiple contexts bound to the same framebuffer */ boolean must_resize; + unsigned width; unsigned height; + /** + * Client area rectangle, relative to the window upper-left corner. + * + * @sa GLCBPRESENTBUFFERSDATA::rect. + */ + RECT client_rect; + + HANDLE hSharedSurface; + struct stw_shared_surface *shared_surface; + /** * This is protected by stw_device::fb_mutex, not the mutex above. * @@ -126,6 +137,11 @@ BOOL stw_framebuffer_allocate( struct stw_framebuffer *fb ); +BOOL +stw_framebuffer_present_locked(HDC hdc, + struct stw_framebuffer *fb, + unsigned surface_index); + void stw_framebuffer_update( struct stw_framebuffer *fb); diff --git a/src/gallium/state_trackers/wgl/stw_icd.h b/src/gallium/state_trackers/wgl/stw_icd.h index cbc1a665481..02eb543fef0 100644 --- a/src/gallium/state_trackers/wgl/stw_icd.h +++ b/src/gallium/state_trackers/wgl/stw_icd.h @@ -1,6 +1,6 @@ /************************************************************************** * - * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * Copyright 2008-2009 Vmware, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -18,7 +18,7 @@ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. @@ -388,6 +388,113 @@ typedef struct _GLCLTPROCTABLE typedef VOID (APIENTRY * PFN_SETPROCTABLE)(PGLCLTPROCTABLE); +/** + * Presentation data passed to opengl32!wglCbPresentBuffers. + * + * Pure software drivers don't need to worry about this -- if they stick to the + * GDI API then will integrate with the Desktop Window Manager (DWM) without + * problems. Hardware drivers, however, cannot present directly to the primary + * surface while the DWM is active, as DWM gets exclusive access to the primary + * surface. + * + * Proper DWM integration requires: + * - advertise the PFD_SUPPORT_COMPOSITION flag + * - redirect glFlush/glfinish/wglSwapBuffers into a surface shared with the + * DWM process. + * + * @sa http://www.opengl.org/pipeline/article/vol003_7/ + * @sa http://blogs.msdn.com/greg_schechter/archive/2006/05/02/588934.aspx + */ +typedef struct _GLCBPRESENTBUFFERSDATA +{ + /** + * wglCbPresentBuffers enforces this to be 2. + */ + DWORD magic1; + + /** + * wglCbPresentBuffers enforces to be 0 or 1, but it is most commonly + * set to 0. + */ + DWORD magic2; + + /** + * Locally unique identifier (LUID) of the graphics adapter. + * + * This should contain the value returned by D3DKMTOpenAdapterFromHdc. It + * is passed to dwmapi!DwmpDxGetWindowSharedSurface in order to obtain + * the shared surface handle for the bound drawable (window). + * + * @sa http://msdn.microsoft.com/en-us/library/ms799177.aspx + */ + LUID AdapterLuid; + + /** + * This is passed unmodified to DrvPresentBuffers + */ + LPVOID pPrivateData; + + /** + * Client area rectangle to update, relative to the window upper-left corner. + */ + RECT rect; +} GLCBPRESENTBUFFERSDATA, *PGLCBPRESENTBUFFERSDATA; + +/** + * Callbacks supplied to DrvSetCallbackProcs by the OpenGL runtime. + * + * Pointers to several callback functions in opengl32.dll. + */ +typedef struct _GLCALLBACKTABLE +{ + /** Unused */ + PROC wglCbSetCurrentValue; + + /** Unused */ + PROC wglCbGetCurrentValue; + + /** Unused */ + PROC wglCbGetDhglrc; + + /** Unused */ + PROC wglCbGetDdHandle; + + /** + * Queue a present composition. + * + * Makes the runtime call DrvPresentBuffers with the composition information. + */ + BOOL (APIENTRY *wglCbPresentBuffers)(HDC hdc, PGLCBPRESENTBUFFERSDATA data); + +} GLCALLBACKTABLE; + +typedef struct _GLPRESENTBUFFERSDATA +{ + /** + * The shared surface handle. + * + * Return by dwmapi!DwmpDxGetWindowSharedSurface. + * + * @sa http://channel9.msdn.com/forums/TechOff/251261-Help-Getting-the-shared-window-texture-out-of-DWM-/ + */ + HANDLE hSharedSurface; + + LUID AdapterLuid; + + /** + * Present history token. + * + * This is returned by dwmapi!DwmpDxGetWindowSharedSurface and + * should be passed to D3DKMTRender in D3DKMT_RENDER::PresentHistoryToken. + * + * @sa http://msdn.microsoft.com/en-us/library/ms799176.aspx + */ + ULONGLONG PresentHistoryToken; + + /** Same as GLCBPRESENTBUFFERSDATA::pPrivateData */ + LPVOID pPrivateData; +} GLPRESENTBUFFERSDATA, *PGLPRESENTBUFFERSDATA; + BOOL APIENTRY DrvCopyContext( DHGLRC dhrcSource, @@ -435,6 +542,9 @@ DrvGetProcAddress( LPCSTR lpszProc ); BOOL APIENTRY +DrvPresentBuffers(HDC hdc, PGLPRESENTBUFFERSDATA data); + +BOOL APIENTRY DrvRealizeLayerPalette( HDC hdc, INT iLayerPlane, diff --git a/src/gallium/state_trackers/wgl/stw_pixelformat.c b/src/gallium/state_trackers/wgl/stw_pixelformat.c index 9b591d5751d..7abe5d9f7fa 100644 --- a/src/gallium/state_trackers/wgl/stw_pixelformat.c +++ b/src/gallium/state_trackers/wgl/stw_pixelformat.c @@ -154,8 +154,11 @@ stw_pixelformat_add( pfi->pfd.dwFlags = PFD_SUPPORT_OPENGL; /* TODO: also support non-native pixel formats */ - pfi->pfd.dwFlags |= PFD_DRAW_TO_WINDOW ; - + pfi->pfd.dwFlags |= PFD_DRAW_TO_WINDOW; + + /* See http://www.opengl.org/pipeline/article/vol003_7/ */ + pfi->pfd.dwFlags |= PFD_SUPPORT_COMPOSITION; + if (doublebuffer) pfi->pfd.dwFlags |= PFD_DOUBLEBUFFER | PFD_SWAP_COPY; diff --git a/src/gallium/state_trackers/wgl/stw_pixelformat.h b/src/gallium/state_trackers/wgl/stw_pixelformat.h index 2fa7e22c436..3a690b35bad 100644 --- a/src/gallium/state_trackers/wgl/stw_pixelformat.h +++ b/src/gallium/state_trackers/wgl/stw_pixelformat.h @@ -30,6 +30,10 @@ #include <windows.h> +#ifndef PFD_SUPPORT_COMPOSITION +#define PFD_SUPPORT_COMPOSITION 0x00008000 +#endif + #include "main/mtypes.h" #include "pipe/p_compiler.h" diff --git a/src/gallium/state_trackers/wgl/stw_winsys.h b/src/gallium/state_trackers/wgl/stw_winsys.h index c0bf82c9ed7..1ead47d6e63 100644 --- a/src/gallium/state_trackers/wgl/stw_winsys.h +++ b/src/gallium/state_trackers/wgl/stw_winsys.h @@ -1,6 +1,6 @@ /************************************************************************** * - * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * Copyright 2008-2009 Vmware, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -18,7 +18,7 @@ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. @@ -36,6 +36,8 @@ struct pipe_screen; struct pipe_context; struct pipe_surface; +struct stw_shared_surface; + struct stw_winsys { struct pipe_screen * @@ -44,10 +46,52 @@ struct stw_winsys struct pipe_context * (*create_context)( struct pipe_screen *screen ); + /** + * Present the color buffer to the window associated with the device context. + */ + void + (*present)( struct pipe_screen *screen, + struct pipe_surface *surf, + HDC hDC ); + + /** + * Locally unique identifier (LUID) of the graphics adapter. + * + * @sa GLCBPRESENTBUFFERSDATA::AdapterLuid; + */ + boolean + (*get_adapter_luid)( struct pipe_screen *screen, + LUID *pAdapterLuid ); + + /** + * Open a shared surface (optional). + * + * @sa GLCBPRESENTBUFFERSDATA::hSharedSurface; + */ + struct stw_shared_surface * + (*shared_surface_open)(struct pipe_screen *screen, + HANDLE hSharedSurface); + + /** + * Open a shared surface (optional). + */ + void + (*shared_surface_close)(struct pipe_screen *screen, + struct stw_shared_surface *surface); + + /** + * Compose into a shared (optional). + * + * Blit the color buffer into a shared surface. + * + * @sa GLPRESENTBUFFERSDATA::PresentHistoryToken. + */ void - (*flush_frontbuffer)( struct pipe_screen *screen, - struct pipe_surface *surf, - HDC hDC ); + (*compose)( struct pipe_screen *screen, + struct pipe_surface *src, + struct stw_shared_surface *dest, + LPCRECT pRect, + ULONGLONG PresentHistoryToken ); }; boolean |