diff options
Diffstat (limited to 'xc/programs/Xserver/hw/xwin/winpfbdd.c')
| -rw-r--r-- | xc/programs/Xserver/hw/xwin/winpfbdd.c | 150 |
1 files changed, 124 insertions, 26 deletions
diff --git a/xc/programs/Xserver/hw/xwin/winpfbdd.c b/xc/programs/Xserver/hw/xwin/winpfbdd.c index 44829b448..e020cb76f 100644 --- a/xc/programs/Xserver/hw/xwin/winpfbdd.c +++ b/xc/programs/Xserver/hw/xwin/winpfbdd.c @@ -30,13 +30,13 @@ * Peter Busch * Harold L Hunt II */ -/* $XFree86: xc/programs/Xserver/hw/xwin/winpfbdd.c,v 1.2 2001/04/18 17:14:06 dawes Exp $ */ +/* $XFree86: xc/programs/Xserver/hw/xwin/winpfbdd.c,v 1.5 2001/05/14 16:52:33 alanh Exp $ */ #include "win.h" /* - Create a DirectDraw primary surface -*/ + * Create a DirectDraw primary surface + */ Bool winAllocateFBPrimaryDD (ScreenPtr pScreen) { @@ -122,13 +122,14 @@ winAllocateFBPrimaryDD (ScreenPtr pScreen) pddsdPrimary->dwSize = sizeof (*pddsdPrimary); /* Describe the offscreen surface to be created */ - /* NOTE: Do not use a DDSCAPS_VIDEOMEMORY surface, - as drawing, locking, and unlocking take forever - with video memory surfaces. In addition, - video memory is a somewhat scarce resource, - so you shouldn't be allocating video memory when - you could use system memory instead. - */ + /* + * NOTE: Do not use a DDSCAPS_VIDEOMEMORY surface, + * as drawing, locking, and unlocking take forever + * with video memory surfaces. In addition, + * video memory is a somewhat scarce resource, + * so you shouldn't be allocating video memory when + * you have the option of using system memory instead. + */ ZeroMemory (&ddsd, sizeof (ddsd)); ddsd.dwSize = sizeof (ddsd); ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH; @@ -192,10 +193,10 @@ winAllocateFBPrimaryDD (ScreenPtr pScreen) } /* - Call the wrapped CloseScreen function. - - Free our resources and private structures. -*/ + * Call the wrapped CloseScreen function. + * + * Free our resources and private structures. + */ Bool winCloseScreenPrimaryDD (int nIndex, ScreenPtr pScreen) { @@ -264,12 +265,12 @@ winCloseScreenPrimaryDD (int nIndex, ScreenPtr pScreen) } /* - Tell mi what sort of visuals we need. - - Generally we only need one visual, as our screen can only - handle one format at a time, I believe. You may want - to verify that last sentence. -*/ + * Tell mi what sort of visuals we need. + * + * Generally we only need one visual, as our screen can only + * handle one format at a time, I believe. You may want + * to verify that last sentence. + */ Bool winInitVisualsPrimaryDD (ScreenPtr pScreen) { @@ -311,12 +312,16 @@ winInitVisualsPrimaryDD (ScreenPtr pScreen) pScreenPriv->dwGreenMask, pScreenPriv->dwBlueMask)) { - FatalError ("winInitVisualsPrimaryDD () - miSetVisualTypesAndMasks failed\n"); + ErrorF ("winInitVisualsPrimaryDD () - " \ + "miSetVisualTypesAndMasks failed\n"); + return FALSE; } break; case 8: +#if CYGDEBUG ErrorF ("winInitVisuals () - Calling miSetVisualTypesAndMasks\n"); +#endif /* CYGDEBUG */ if (!miSetVisualTypesAndMasks (pScreenInfo->dwDepth, PseudoColorMask, pScreenPriv->dwBitsPerRGB, @@ -325,13 +330,19 @@ winInitVisualsPrimaryDD (ScreenPtr pScreen) pScreenPriv->dwGreenMask, pScreenPriv->dwBlueMask)) { - FatalError ("winInitVisualsPrimaryDD () - miSetVisualTypesAndMasks failed\n"); + ErrorF ("winInitVisualsPrimaryDD () - "\ + "miSetVisualTypesAndMasks failed\n"); + return FALSE; } - ErrorF ("winInitVisualsPrimaryDD () - Returned from miSetVisualTypesAndMasks\n"); +#if CYGDEBUG + ErrorF ("winInitVisualsPrimaryDD () - Returned from "\ + "miSetVisualTypesAndMasks\n"); +#endif /* CYGDEBUG */ break; default: - break; + ErrorF ("winInitVisualsPrimaryDD () - Unknown screen depth\n"); + return FALSE; } /* Set DPI info */ @@ -361,7 +372,10 @@ winAdjustVideoModePrimaryDD (ScreenPtr pScreen) /* We're in serious trouble if we can't get a DC */ hdc = GetDC (NULL); if (hdc == NULL) - return FALSE; + { + ErrorF ("winAdjustVideoModePrimaryDD () - GetDC failed\n"); + return FALSE; + } /* Query GDI for current display depth */ dwDepth = GetDeviceCaps (hdc, BITSPIXEL); @@ -378,7 +392,88 @@ winAdjustVideoModePrimaryDD (ScreenPtr pScreen) } /* Release our DC */ - ReleaseDC ((HDC) hdc, NULL); + ReleaseDC (NULL, hdc); + + return TRUE; +} + +Bool +winActivateAppPrimaryDD (ScreenPtr pScreen) +{ + winScreenPriv(pScreen); + winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; + RECT rcSrc, rcClient; + HRESULT ddrval = DD_OK; + + /* + * We need to blit our offscreen fb to + * the screen when we are activated, and we need to point + * the fb code back to the primary surface memory. + */ + if (pScreenPriv != NULL + && pScreenPriv->pddsPrimary != NULL + && pScreenPriv->pddsOffscreen != NULL + && pScreenPriv->fActive) + { + /* We are activating */ + ddrval = IDirectDrawSurface_IsLost (pScreenPriv->pddsOffscreen); + if (ddrval == DD_OK) + { + IDirectDrawSurface_Unlock (pScreenPriv->pddsOffscreen, + NULL); + /* + * We don't check for an error from Unlock, because it + * doesn't matter if the Unlock failed. + */ + } + + /* Restore both surfaces, just cause I like it that way */ + IDirectDrawSurface_Restore (pScreenPriv->pddsOffscreen); + IDirectDrawSurface_Restore (pScreenPriv->pddsPrimary); + + /* Get client area in screen coords */ + GetClientRect (pScreenPriv->hwndScreen, &rcClient); + MapWindowPoints (pScreenPriv->hwndScreen, + HWND_DESKTOP, + (LPPOINT)&rcClient, 2); + + /* Setup a source rectangle */ + rcSrc.left = 0; + rcSrc.top = 0; + rcSrc.right = pScreenInfo->dwWidth; + rcSrc.bottom = pScreenInfo->dwHeight; + + ddrval = IDirectDrawSurface_Blt (pScreenPriv->pddsPrimary, + &rcClient, + pScreenPriv->pddsOffscreen, + &rcSrc, + DDBLT_WAIT, + NULL); + if (FAILED (ddrval)) + FatalError ("winWindowProc () - Failed blitting offscreen "\ + "surface to primary surface %08x\n", ddrval); + + /* Lock the primary surface */ + ddrval = IDirectDrawSurface_Lock (pScreenPriv->pddsPrimary, + &rcClient, + pScreenPriv->pddsdPrimary, + DDLOCK_WAIT, + NULL); + if (ddrval != DD_OK + || pScreenPriv->pddsdPrimary->lpSurface == NULL) + FatalError ("winWindowProc () - Could not lock "\ + "primary surface\n"); + + /* Notify FB of the new memory pointer */ + winUpdateFBPointer (pScreen, + pScreenPriv->pddsdPrimary->lpSurface); + + /* + * Register the Alt-Tab combo as a hotkey so we can copy + * the primary framebuffer before the display mode changes + */ + RegisterHotKey (pScreenPriv->hwndScreen, 1, MOD_ALT, 9); + } return TRUE; } @@ -404,6 +499,9 @@ winSetEngineFunctionsPrimaryDD (ScreenPtr pScreen) else pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowWindowed; pScreenPriv->pwinFinishScreenInit = winFinishScreenInitFB; + pScreenPriv->pwinBltExposedRegions + = (winBltExposedRegionsProcPtr) (void (*)())NoopDDA; + pScreenPriv->pwinActivateApp = winActivateAppPrimaryDD; return TRUE; } |