/* * COPYRIGHT: See COPYING in the top level directory * PROJECT: ReactOS kernel * PURPOSE: Support for physical devices * FILE: win32ss/gdi/eng/pdevobj.c * PROGRAMERS: Timo Kreuzer (timo.kreuzer@reactos.org) * Oleg Dubinskiy (oleg.dubinskij30@gmail.com) */ #include #define NDEBUG #include DBG_DEFAULT_CHANNEL(EngPDev); static PPDEVOBJ gppdevList = NULL; static HSEMAPHORE ghsemPDEV; BOOL APIENTRY MultiEnableDriver( _In_ ULONG iEngineVersion, _In_ ULONG cj, _Inout_bytecount_(cj) PDRVENABLEDATA pded); extern DRVFN gPanDispDrvFn[]; extern ULONG gPanDispDrvCount; CODE_SEG("INIT") NTSTATUS NTAPI InitPDEVImpl(VOID) { ghsemPDEV = EngCreateSemaphore(); if (!ghsemPDEV) return STATUS_INSUFFICIENT_RESOURCES; return STATUS_SUCCESS; } #if DBG PPDEVOBJ NTAPI DbgLookupDHPDEV(DHPDEV dhpdev) { PPDEVOBJ ppdev; /* Lock PDEV list */ EngAcquireSemaphoreShared(ghsemPDEV); /* Walk through the list of PDEVs */ for (ppdev = gppdevList; ppdev; ppdev = ppdev->ppdevNext) { /* Compare with the given DHPDEV */ if (ppdev->dhpdev == dhpdev) break; } /* Unlock PDEV list */ EngReleaseSemaphore(ghsemPDEV); return ppdev; } #endif PPDEVOBJ PDEVOBJ_AllocPDEV(VOID) { PPDEVOBJ ppdev; ppdev = ExAllocatePoolWithTag(PagedPool, sizeof(PDEVOBJ), GDITAG_PDEV); if (!ppdev) return NULL; RtlZeroMemory(ppdev, sizeof(PDEVOBJ)); ppdev->hsemDevLock = EngCreateSemaphore(); if (ppdev->hsemDevLock == NULL) { ExFreePoolWithTag(ppdev, GDITAG_PDEV); return NULL; } /* Allocate EDD_DIRECTDRAW_GLOBAL for our ReactX driver */ ppdev->pEDDgpl = ExAllocatePoolWithTag(PagedPool, sizeof(EDD_DIRECTDRAW_GLOBAL), GDITAG_PDEV); if (ppdev->pEDDgpl) RtlZeroMemory(ppdev->pEDDgpl, sizeof(EDD_DIRECTDRAW_GLOBAL)); ppdev->cPdevRefs = 1; return ppdev; } static VOID PDEVOBJ_vDeletePDEV( PPDEVOBJ ppdev) { EngDeleteSemaphore(ppdev->hsemDevLock); if (ppdev->pdmwDev) ExFreePoolWithTag(ppdev->pdmwDev, GDITAG_DEVMODE); if (ppdev->pEDDgpl) ExFreePoolWithTag(ppdev->pEDDgpl, GDITAG_PDEV); ExFreePoolWithTag(ppdev, GDITAG_PDEV); } VOID NTAPI PDEVOBJ_vRelease( _Inout_ PPDEVOBJ ppdev) { /* Lock loader */ EngAcquireSemaphore(ghsemPDEV); /* Decrease reference count */ InterlockedDecrement(&ppdev->cPdevRefs); ASSERT(ppdev->cPdevRefs >= 0); /* Check if references are left */ if (ppdev->cPdevRefs == 0) { /* Do we have a surface? */ if (ppdev->pSurface) { /* Release the surface and let the driver free it */ SURFACE_ShareUnlockSurface(ppdev->pSurface); TRACE("DrvDisableSurface(dhpdev %p)\n", ppdev->dhpdev); ppdev->pfn.DisableSurface(ppdev->dhpdev); } /* Do we have a palette? */ if (ppdev->ppalSurf) { PALETTE_ShareUnlockPalette(ppdev->ppalSurf); } /* Check if the PDEV was enabled */ if (ppdev->dhpdev != NULL) { /* Disable the PDEV */ TRACE("DrvDisablePDEV(dhpdev %p)\n", ppdev->dhpdev); ppdev->pfn.DisablePDEV(ppdev->dhpdev); } /* Remove it from list */ if (ppdev == gppdevList) { gppdevList = ppdev->ppdevNext; } else if (gppdevList) { PPDEVOBJ ppdevCurrent = gppdevList; BOOL found = FALSE; while (!found && ppdevCurrent->ppdevNext) { if (ppdevCurrent->ppdevNext == ppdev) found = TRUE; else ppdevCurrent = ppdevCurrent->ppdevNext; } if (found) ppdevCurrent->ppdevNext = ppdev->ppdevNext; } /* Unload display driver */ EngUnloadImage(ppdev->pldev); /* Free it */ PDEVOBJ_vDeletePDEV(ppdev); } /* Unlock loader */ EngReleaseSemaphore(ghsemPDEV); } BOOL NTAPI PDEVOBJ_bEnablePDEV( _In_ PPDEVOBJ ppdev, _In_ PDEVMODEW pdevmode, _In_ PWSTR pwszLogAddress) { PFN_DrvEnablePDEV pfnEnablePDEV; ULONG i; /* Get the DrvEnablePDEV function */ pfnEnablePDEV = ppdev->pfn.EnablePDEV; /* Call the drivers DrvEnablePDEV function */ TRACE("DrvEnablePDEV(pdevmode %p (%dx%dx%d %d Hz) hdev %p (%S))\n", pdevmode, ppdev->pGraphicsDevice ? pdevmode->dmPelsWidth : 0, ppdev->pGraphicsDevice ? pdevmode->dmPelsHeight : 0, ppdev->pGraphicsDevice ? pdevmode->dmBitsPerPel : 0, ppdev->pGraphicsDevice ? pdevmode->dmDisplayFrequency : 0, ppdev, ppdev->pGraphicsDevice ? ppdev->pGraphicsDevice->szNtDeviceName : L""); ppdev->dhpdev = pfnEnablePDEV(pdevmode, pwszLogAddress, HS_DDI_MAX, ppdev->ahsurf, sizeof(GDIINFO), (PULONG)&ppdev->gdiinfo, sizeof(DEVINFO), &ppdev->devinfo, (HDEV)ppdev, ppdev->pGraphicsDevice ? ppdev->pGraphicsDevice->pwszDescription : NULL, ppdev->pGraphicsDevice ? ppdev->pGraphicsDevice->DeviceObject : NULL); TRACE("DrvEnablePDEV(pdevmode %p hdev %p) => dhpdev %p\n", pdevmode, ppdev, ppdev->dhpdev); if (ppdev->dhpdev == NULL) { ERR("Failed to enable PDEV\n"); return FALSE; } /* Fix up some values */ if (ppdev->gdiinfo.ulLogPixelsX == 0) ppdev->gdiinfo.ulLogPixelsX = 96; if (ppdev->gdiinfo.ulLogPixelsY == 0) ppdev->gdiinfo.ulLogPixelsY = 96; /* Set raster caps */ ppdev->gdiinfo.flRaster = RC_OP_DX_OUTPUT | RC_GDI20_OUTPUT | RC_BIGFONT; if ((ppdev->gdiinfo.ulTechnology != DT_PLOTTER) && (ppdev->gdiinfo.ulTechnology != DT_CHARSTREAM)) ppdev->gdiinfo.flRaster |= RC_STRETCHDIB | RC_STRETCHBLT | RC_DIBTODEV | RC_DI_BITMAP | RC_BITMAP64 | RC_BITBLT; if (ppdev->gdiinfo.ulTechnology == DT_RASDISPLAY) ppdev->gdiinfo.flRaster |= RC_FLOODFILL; if (ppdev->devinfo.flGraphicsCaps & GCAPS_PALMANAGED) ppdev->gdiinfo.flRaster |= RC_PALETTE; /* Setup Palette */ ppdev->ppalSurf = PALETTE_ShareLockPalette(ppdev->devinfo.hpalDefault); /* Setup hatch brushes */ for (i = 0; i < HS_DDI_MAX; i++) { if (ppdev->ahsurf[i] == NULL) ppdev->ahsurf[i] = gahsurfHatch[i]; } TRACE("PDEVOBJ_bEnablePDEV - dhpdev = %p\n", ppdev->dhpdev); return TRUE; } VOID NTAPI PDEVOBJ_vCompletePDEV( PPDEVOBJ ppdev) { /* Call the drivers DrvCompletePDEV function */ TRACE("DrvCompletePDEV(dhpdev %p hdev %p)\n", ppdev->dhpdev, ppdev); ppdev->pfn.CompletePDEV(ppdev->dhpdev, (HDEV)ppdev); } static VOID PDEVOBJ_vFilterDriverHooks( _In_ PPDEVOBJ ppdev) { PLDEVOBJ pldev = ppdev->pldev; ULONG dwAccelerationLevel = ppdev->dwAccelerationLevel; if (!pldev->pGdiDriverInfo) return; if (pldev->ldevtype != LDEV_DEVICE_DISPLAY) return; if (dwAccelerationLevel >= 1) { ppdev->apfn[INDEX_DrvSetPointerShape] = NULL; ppdev->apfn[INDEX_DrvCreateDeviceBitmap] = NULL; } if (dwAccelerationLevel >= 2) { /* Remove sophisticated display accelerations */ ppdev->pSurface->flags &= ~(HOOK_STRETCHBLT | HOOK_FILLPATH | HOOK_GRADIENTFILL | HOOK_LINETO | HOOK_ALPHABLEND | HOOK_TRANSPARENTBLT); } if (dwAccelerationLevel >= 3) { /* Disable DirectDraw and Direct3D accelerations */ /* FIXME: need to call DxDdSetAccelLevel */ UNIMPLEMENTED; } if (dwAccelerationLevel >= 4) { /* Remove almost all display accelerations */ ppdev->pSurface->flags &= ~HOOK_FLAGS | HOOK_BITBLT | HOOK_COPYBITS | HOOK_TEXTOUT | HOOK_STROKEPATH | HOOK_SYNCHRONIZE; } if (dwAccelerationLevel >= 5) { /* Disable all display accelerations */ /* (nothing to do. Already handled in PDEVOBJ_Create) */ } } PSURFACE NTAPI PDEVOBJ_pSurface( PPDEVOBJ ppdev) { HSURF hsurf; /* Check if there is no surface for this PDEV yet */ if (ppdev->pSurface == NULL) { /* Call the drivers DrvEnableSurface */ TRACE("DrvEnableSurface(dhpdev %p)\n", ppdev->dhpdev); hsurf = ppdev->pfn.EnableSurface(ppdev->dhpdev); TRACE("DrvEnableSurface(dhpdev %p) => hsurf %p\n", ppdev->dhpdev, hsurf); if (hsurf== NULL) { ERR("Failed to create PDEV surface!\n"); return NULL; } /* Get a reference to the surface */ ppdev->pSurface = SURFACE_ShareLockSurface(hsurf); NT_ASSERT(ppdev->pSurface != NULL); } /* Increment reference count */ GDIOBJ_vReferenceObjectByPointer(&ppdev->pSurface->BaseObject); return ppdev->pSurface; } #ifdef NATIVE_REACTX BOOL PDEVOBJ_bEnableDirectDraw( _Inout_ PPDEVOBJ ppdev) { PGD_DXDDENABLEDIRECTDRAW pfnDdEnableDirectDraw = (PGD_DXDDENABLEDIRECTDRAW)gpDxFuncs[DXG_INDEX_DxDdEnableDirectDraw].pfn; BOOL Success; /* Enable DirectDraw */ TRACE("DxDdEnableDirectDraw(ppdev %p)\n", ppdev); Success = pfnDdEnableDirectDraw((HDEV)ppdev, TRUE); TRACE("DxDdEnableDirectDraw(ppdev %p) => %d\n", ppdev, Success); return Success; } VOID PDEVOBJ_vResumeDirectDraw( _Inout_ PPDEVOBJ ppdev) { PGD_DXDDRESUMEDIRECTDRAW pfnDdResumeDirectDraw = (PGD_DXDDRESUMEDIRECTDRAW)gpDxFuncs[DXG_INDEX_DxDdResumeDirectDraw].pfn; /* Resume DirectDraw after mode change */ TRACE("DxDdResumeDirectDraw(ppdev %p)\n", ppdev); pfnDdResumeDirectDraw((HDEV)ppdev, 0); } VOID PDEVOBJ_vSuspendDirectDraw( _Inout_ PPDEVOBJ ppdev) { PGD_DXDDSUSPENDDIRECTDRAW pfnDdSuspendDirectDraw = (PGD_DXDDSUSPENDDIRECTDRAW)gpDxFuncs[DXG_INDEX_DxDdSuspendDirectDraw].pfn; /* Suspend DirectDraw for mode change */ TRACE("DxDdSuspendDirectDraw(ppdev %p)\n", ppdev); pfnDdSuspendDirectDraw((HDEV)ppdev, 0); } VOID PDEVOBJ_vSwitchDirectDraw( _Inout_ PPDEVOBJ ppdev, _Inout_ PPDEVOBJ ppdev2) { PGD_DXDDDYNAMICMODECHANGE pfnDdDynamicModeChange = (PGD_DXDDDYNAMICMODECHANGE)gpDxFuncs[DXG_INDEX_DxDdDynamicModeChange].pfn; /* Switch DirectDraw instances between the PDEVs */ TRACE("DxDdDynamicModeChange(ppdev %p, ppdev2 %p)\n", ppdev, ppdev2); pfnDdDynamicModeChange((HDEV)ppdev, (HDEV)ppdev2, 0); } #endif VOID PDEVOBJ_vEnableDisplay( _Inout_ PPDEVOBJ ppdev) { BOOL assertVal; if (!(ppdev->flFlags & PDEV_DISABLED)) return; /* Try to enable display until success */ do { TRACE("DrvAssertMode(dhpdev %p, TRUE)\n", ppdev->dhpdev); assertVal = ppdev->pfn.AssertMode(ppdev->dhpdev, TRUE); TRACE("DrvAssertMode(dhpdev %p, TRUE) => %d\n", ppdev->dhpdev, assertVal); } while (!assertVal); ppdev->flFlags &= ~PDEV_DISABLED; } BOOL PDEVOBJ_bDisableDisplay( _Inout_ PPDEVOBJ ppdev) { BOOL assertVal; if (ppdev->flFlags & PDEV_DISABLED) return TRUE; #ifdef NATIVE_REACTX PDEVOBJ_vSuspendDirectDraw(ppdev); #endif TRACE("DrvAssertMode(dhpdev %p, FALSE)\n", ppdev->dhpdev); assertVal = ppdev->pfn.AssertMode(ppdev->dhpdev, FALSE); TRACE("DrvAssertMode(dhpdev %p, FALSE) => %d\n", ppdev->dhpdev, assertVal); if (assertVal) ppdev->flFlags |= PDEV_DISABLED; return assertVal; } VOID NTAPI PDEVOBJ_vRefreshModeList( PPDEVOBJ ppdev) { PGRAPHICS_DEVICE pGraphicsDevice; PDEVMODEINFO pdminfo, pdmiNext; /* Lock the PDEV */ EngAcquireSemaphore(ppdev->hsemDevLock); pGraphicsDevice = ppdev->pGraphicsDevice; /* Clear out the modes */ for (pdminfo = pGraphicsDevice->pdevmodeInfo; pdminfo; pdminfo = pdmiNext) { pdmiNext = pdminfo->pdmiNext; ExFreePoolWithTag(pdminfo, GDITAG_DEVMODE); } pGraphicsDevice->pdevmodeInfo = NULL; ExFreePoolWithTag(pGraphicsDevice->pDevModeList, GDITAG_GDEVICE); pGraphicsDevice->pDevModeList = NULL; /* Update available display mode list */ LDEVOBJ_bBuildDevmodeList(pGraphicsDevice); /* Unlock PDEV */ EngReleaseSemaphore(ppdev->hsemDevLock); } PPDEVOBJ PDEVOBJ_Create( _In_opt_ PGRAPHICS_DEVICE pGraphicsDevice, _In_opt_ PDEVMODEW pdm, _In_ ULONG dwAccelerationLevel, _In_ ULONG ldevtype) { PPDEVOBJ ppdev, ppdevMatch = NULL; PLDEVOBJ pldev; PSURFACE pSurface; TRACE("PDEVOBJ_Create(%p %p %d)\n", pGraphicsDevice, pdm, ldevtype); if (ldevtype != LDEV_DEVICE_META) { ASSERT(pGraphicsDevice); ASSERT(pdm); /* Search if we already have a PPDEV with the required characteristics. * We will compare the graphics device, the devmode and the desktop */ for (ppdev = gppdevList; ppdev; ppdev = ppdev->ppdevNext) { if (ppdev->pGraphicsDevice == pGraphicsDevice) { PDEVOBJ_vReference(ppdev); if (RtlEqualMemory(pdm, ppdev->pdmwDev, sizeof(DEVMODEW)) && ppdev->dwAccelerationLevel == dwAccelerationLevel) { PDEVOBJ_vReference(ppdev); ppdevMatch = ppdev; } else { PDEVOBJ_bDisableDisplay(ppdev); } PDEVOBJ_vRelease(ppdev); } } if (ppdevMatch) { PDEVOBJ_vEnableDisplay(ppdevMatch); return ppdevMatch; } } /* Try to get a display driver */ if (ldevtype == LDEV_DEVICE_META) pldev = LDEVOBJ_pLoadInternal(MultiEnableDriver, ldevtype); else pldev = LDEVOBJ_pLoadDriver(pdm->dmDeviceName, ldevtype); if (!pldev) { ERR("Could not load display driver '%S'\n", (ldevtype == LDEV_DEVICE_META) ? L"" : pdm->dmDeviceName); return NULL; } /* Allocate a new PDEVOBJ */ ppdev = PDEVOBJ_AllocPDEV(); if (!ppdev) { ERR("failed to allocate a PDEV\n"); return NULL; } if (ldevtype != LDEV_DEVICE_META) { ppdev->pGraphicsDevice = pGraphicsDevice; // DxEngGetHdevData asks for Graphics DeviceObject in hSpooler field ppdev->hSpooler = ppdev->pGraphicsDevice->DeviceObject; /* Keep selected resolution */ if (ppdev->pdmwDev) ExFreePoolWithTag(ppdev->pdmwDev, GDITAG_DEVMODE); ppdev->pdmwDev = ExAllocatePoolWithTag(PagedPool, pdm->dmSize + pdm->dmDriverExtra, GDITAG_DEVMODE); if (ppdev->pdmwDev) { RtlCopyMemory(ppdev->pdmwDev, pdm, pdm->dmSize + pdm->dmDriverExtra); /* FIXME: this must be done in a better way */ pGraphicsDevice->StateFlags |= DISPLAY_DEVICE_PRIMARY_DEVICE | DISPLAY_DEVICE_ATTACHED_TO_DESKTOP; } } /* FIXME! */ ppdev->flFlags = PDEV_DISPLAY; /* HACK: Don't use the pointer */ ppdev->Pointer.Exclude.right = -1; /* Initialize PDEV */ ppdev->pldev = pldev; ppdev->dwAccelerationLevel = dwAccelerationLevel; /* Copy the function table */ if ((ldevtype == LDEV_DEVICE_DISPLAY && dwAccelerationLevel >= 5) || pdm->dmFields & (DM_PANNINGWIDTH | DM_PANNINGHEIGHT)) { ULONG i; /* Initialize missing fields */ if (!(pdm->dmFields & DM_PANNINGWIDTH)) pdm->dmPanningWidth = pdm->dmPelsWidth; if (!(pdm->dmFields & DM_PANNINGHEIGHT)) pdm->dmPanningHeight = pdm->dmPelsHeight; /* Replace vtable by panning vtable */ for (i = 0; i < gPanDispDrvCount; i++) ppdev->apfn[gPanDispDrvFn[i].iFunc] = gPanDispDrvFn[i].pfn; } else { ppdev->pfn = ppdev->pldev->pfn; } /* Call the driver to enable the PDEV */ if (!PDEVOBJ_bEnablePDEV(ppdev, pdm, NULL)) { ERR("Failed to enable PDEV!\n"); PDEVOBJ_vRelease(ppdev); EngUnloadImage(pldev); return NULL; } /* Tell the driver that the PDEV is ready */ PDEVOBJ_vCompletePDEV(ppdev); /* Create the initial surface */ pSurface = PDEVOBJ_pSurface(ppdev); if (!pSurface) { ERR("Failed to create surface\n"); PDEVOBJ_vRelease(ppdev); EngUnloadImage(pldev); return NULL; } #ifdef NATIVE_REACTX /* Enable DirectDraw */ if (!PDEVOBJ_bEnableDirectDraw(ppdev)) { ERR("Failed to enable DirectDraw\n"); PDEVOBJ_vRelease(ppdev); EngUnloadImage(pldev); return NULL; } #endif /* Remove some acceleration capabilities from driver */ PDEVOBJ_vFilterDriverHooks(ppdev); /* Set MovePointer function */ ppdev->pfnMovePointer = ppdev->pfn.MovePointer; if (!ppdev->pfnMovePointer) ppdev->pfnMovePointer = EngMovePointer; /* Insert the PDEV into the list */ ppdev->ppdevNext = gppdevList; gppdevList = ppdev; /* Return the PDEV */ return ppdev; } FORCEINLINE VOID SwitchPointer( _Inout_ PVOID pvPointer1, _Inout_ PVOID pvPointer2) { PVOID *ppvPointer1 = pvPointer1; PVOID *ppvPointer2 = pvPointer2; PVOID pvTemp; pvTemp = *ppvPointer1; *ppvPointer1 = *ppvPointer2; *ppvPointer2 = pvTemp; } BOOL NTAPI PDEVOBJ_bDynamicModeChange( PPDEVOBJ ppdev, PPDEVOBJ ppdev2) { union { DRIVER_FUNCTIONS pfn; GDIINFO gdiinfo; DEVINFO devinfo; DWORD StateFlags; } temp; /* Exchange driver functions */ temp.pfn = ppdev->pfn; ppdev->pfn = ppdev2->pfn; ppdev2->pfn = temp.pfn; /* Exchange LDEVs */ SwitchPointer(&ppdev->pldev, &ppdev2->pldev); /* Exchange DHPDEV */ SwitchPointer(&ppdev->dhpdev, &ppdev2->dhpdev); /* Exchange surfaces and associate them with their new PDEV */ SwitchPointer(&ppdev->pSurface, &ppdev2->pSurface); ppdev->pSurface->SurfObj.hdev = (HDEV)ppdev; ppdev2->pSurface->SurfObj.hdev = (HDEV)ppdev2; /* Exchange devinfo */ temp.devinfo = ppdev->devinfo; ppdev->devinfo = ppdev2->devinfo; ppdev2->devinfo = temp.devinfo; /* Exchange gdiinfo */ temp.gdiinfo = ppdev->gdiinfo; ppdev->gdiinfo = ppdev2->gdiinfo; ppdev2->gdiinfo = temp.gdiinfo; /* Exchange DEVMODE */ SwitchPointer(&ppdev->pdmwDev, &ppdev2->pdmwDev); /* Exchange state flags */ temp.StateFlags = ppdev->pGraphicsDevice->StateFlags; ppdev->pGraphicsDevice->StateFlags = ppdev2->pGraphicsDevice->StateFlags; ppdev2->pGraphicsDevice->StateFlags = temp.StateFlags; /* Notify each driver instance of its new HDEV association */ ppdev->pfn.CompletePDEV(ppdev->dhpdev, (HDEV)ppdev); ppdev2->pfn.CompletePDEV(ppdev2->dhpdev, (HDEV)ppdev2); #ifdef NATIVE_REACTX /* Switch DirectDraw mode */ PDEVOBJ_vSwitchDirectDraw(ppdev, ppdev2); #endif return TRUE; } BOOL NTAPI PDEVOBJ_bSwitchMode( PPDEVOBJ ppdev, PDEVMODEW pdm) { PPDEVOBJ ppdevTmp; PSURFACE pSurface; BOOL retval = FALSE; /* Lock the PDEV */ EngAcquireSemaphore(ppdev->hsemDevLock); /* And everything else */ EngAcquireSemaphore(ghsemPDEV); DPRINT1("PDEVOBJ_bSwitchMode, ppdev = %p, pSurface = %p\n", ppdev, ppdev->pSurface); // Lookup the GraphicsDevice + select DEVMODE // pdm = LDEVOBJ_bProbeAndCaptureDevmode(ppdev, pdm); /* 1. Temporarily disable the current PDEV and reset video to its default mode */ if (!PDEVOBJ_bDisableDisplay(ppdev)) { DPRINT1("PDEVOBJ_bDisableDisplay() failed\n"); #ifdef NATIVE_REACTX /* Resume DirectDraw in case of failure */ PDEVOBJ_vResumeDirectDraw(ppdev); #endif goto leave; } /* 2. Create new PDEV */ ppdevTmp = PDEVOBJ_Create(ppdev->pGraphicsDevice, pdm, 0, LDEV_DEVICE_DISPLAY); if (!ppdevTmp) { DPRINT1("Failed to create a new PDEV\n"); goto leave2; } /* 3. Create a new surface */ pSurface = PDEVOBJ_pSurface(ppdevTmp); if (!pSurface) { DPRINT1("PDEVOBJ_pSurface failed\n"); PDEVOBJ_vRelease(ppdevTmp); goto leave2; } #ifdef NATIVE_REACTX /* 4. Temporarily suspend DirectDraw for mode change */ PDEVOBJ_vSuspendDirectDraw(ppdev); PDEVOBJ_vSuspendDirectDraw(ppdevTmp); #endif /* 5. Switch the PDEVs */ if (!PDEVOBJ_bDynamicModeChange(ppdev, ppdevTmp)) { DPRINT1("PDEVOBJ_bDynamicModeChange() failed\n"); PDEVOBJ_vRelease(ppdevTmp); goto leave2; } #ifdef NATIVE_REACTX /* 6. Resume DirectDraw */ PDEVOBJ_vResumeDirectDraw(ppdev); PDEVOBJ_vResumeDirectDraw(ppdevTmp); #endif /* Release temp PDEV */ PDEVOBJ_vRelease(ppdevTmp); #ifdef NATIVE_REACTX /* Re-initialize DirectDraw data */ ppdev->pEDDgpl->hDev = (HDEV)ppdev; ppdev->pEDDgpl->dhpdev = ppdev->dhpdev; #endif /* Update primary display capabilities */ if (ppdev == gpmdev->ppdevGlobal) { PDEVOBJ_vGetDeviceCaps(ppdev, &GdiHandleTable->DevCaps); } /* Success! */ retval = TRUE; leave2: /* Set the new video mode, or restore the original one in case of failure */ PDEVOBJ_vEnableDisplay(ppdev); leave: /* Unlock everything else */ EngReleaseSemaphore(ghsemPDEV); /* Unlock the PDEV */ EngReleaseSemaphore(ppdev->hsemDevLock); DPRINT1("leave, ppdev = %p, pSurface = %p\n", ppdev, ppdev->pSurface); return retval; } PPDEVOBJ NTAPI EngpGetPDEV( _In_opt_ PUNICODE_STRING pustrDeviceName) { UNICODE_STRING ustrCurrent; PPDEVOBJ ppdev = NULL; PGRAPHICS_DEVICE pGraphicsDevice; ULONG i; /* Acquire PDEV lock */ EngAcquireSemaphore(ghsemPDEV); /* Did the caller pass a device name? */ if (pustrDeviceName) { /* Loop all present PDEVs */ for (i = 0; i < gpmdev->cDev; i++) { /* Get a pointer to the GRAPHICS_DEVICE */ pGraphicsDevice = gpmdev->dev[i].ppdev->pGraphicsDevice; /* Compare the name */ RtlInitUnicodeString(&ustrCurrent, pGraphicsDevice->szWinDeviceName); if (RtlEqualUnicodeString(pustrDeviceName, &ustrCurrent, FALSE)) { /* Found! */ ppdev = gpmdev->dev[i].ppdev; break; } } } else if (gpmdev) { /* Otherwise use the primary PDEV */ ppdev = gpmdev->ppdevGlobal; } /* Did we find one? */ if (ppdev) { /* Yes, reference the PDEV */ PDEVOBJ_vReference(ppdev); } /* Release PDEV lock */ EngReleaseSemaphore(ghsemPDEV); return ppdev; } LONG PDEVOBJ_lChangeDisplaySettings( _In_opt_ PUNICODE_STRING pustrDeviceName, _In_opt_ PDEVMODEW RequestedMode, _In_opt_ PMDEVOBJ pmdevOld, _Out_ PMDEVOBJ *ppmdevNew, _In_ BOOL bSearchClosestMode) { PGRAPHICS_DEVICE pGraphicsDevice = NULL; PMDEVOBJ pmdev = NULL; PDEVMODEW pdm = NULL; ULONG lRet = DISP_CHANGE_SUCCESSFUL; ULONG i, j; TRACE("PDEVOBJ_lChangeDisplaySettings('%wZ' '%dx%dx%d (%d Hz)' %p %p)\n", pustrDeviceName, RequestedMode ? RequestedMode->dmPelsWidth : 0, RequestedMode ? RequestedMode->dmPelsHeight : 0, RequestedMode ? RequestedMode->dmBitsPerPel : 0, RequestedMode ? RequestedMode->dmDisplayFrequency : 0, pmdevOld, ppmdevNew); if (pustrDeviceName) { pGraphicsDevice = EngpFindGraphicsDevice(pustrDeviceName, 0); if (!pGraphicsDevice) { ERR("Wrong device name provided: '%wZ'\n", pustrDeviceName); lRet = DISP_CHANGE_BADPARAM; goto cleanup; } } else if (RequestedMode) { pGraphicsDevice = EngpFindGraphicsDevice(NULL, 0); if (!pGraphicsDevice) { ERR("Wrong device'\n"); lRet = DISP_CHANGE_BADPARAM; goto cleanup; } } if (pGraphicsDevice) { if (!LDEVOBJ_bProbeAndCaptureDevmode(pGraphicsDevice, RequestedMode, &pdm, bSearchClosestMode)) { ERR("DrvProbeAndCaptureDevmode() failed\n"); lRet = DISP_CHANGE_BADMODE; goto cleanup; } } /* Here, we know that input parameters were correct */ { /* Create new MDEV. Note that if we provide a device name, * MDEV will only contain one device. * */ if (pmdevOld) { /* Disable old MDEV */ if (MDEVOBJ_bDisable(pmdevOld)) { /* Create new MDEV. On failure, reenable old MDEV */ pmdev = MDEVOBJ_Create(pustrDeviceName, pdm); if (!pmdev) MDEVOBJ_vEnable(pmdevOld); } } else { pmdev = MDEVOBJ_Create(pustrDeviceName, pdm); } if (!pmdev) { ERR("Failed to create new MDEV\n"); lRet = DISP_CHANGE_FAILED; goto cleanup; } lRet = DISP_CHANGE_SUCCESSFUL; *ppmdevNew = pmdev; /* We now have to do the mode switch */ if (pustrDeviceName && pmdevOld) { /* We changed settings of one device. Add other devices which were already present */ for (i = 0; i < pmdevOld->cDev; i++) { for (j = 0; j < pmdev->cDev; j++) { if (pmdev->dev[j].ppdev->pGraphicsDevice == pmdevOld->dev[i].ppdev->pGraphicsDevice) { if (PDEVOBJ_bDynamicModeChange(pmdevOld->dev[i].ppdev, pmdev->dev[j].ppdev)) { PPDEVOBJ tmp = pmdevOld->dev[i].ppdev; pmdevOld->dev[i].ppdev = pmdev->dev[j].ppdev; pmdev->dev[j].ppdev = tmp; } else { ERR("Failed to apply new settings\n"); UNIMPLEMENTED; ASSERT(FALSE); } break; } } if (j == pmdev->cDev) { PDEVOBJ_vReference(pmdevOld->dev[i].ppdev); pmdev->dev[pmdev->cDev].ppdev = pmdevOld->dev[i].ppdev; pmdev->cDev++; } } } if (pmdev->cDev == 1) { pmdev->ppdevGlobal = pmdev->dev[0].ppdev; } else { /* Enable MultiDriver */ pmdev->ppdevGlobal = PDEVOBJ_Create(NULL, (PDEVMODEW)pmdev, 0, LDEV_DEVICE_META); if (!pmdev->ppdevGlobal) { WARN("Failed to create meta-device. Using only first display\n"); PDEVOBJ_vReference(pmdev->dev[0].ppdev); pmdev->ppdevGlobal = pmdev->dev[0].ppdev; } } if (pmdevOld) { /* Search PDEVs which were in pmdevOld, but are not anymore in pmdev, and disable them */ for (i = 0; i < pmdevOld->cDev; i++) { for (j = 0; j < pmdev->cDev; j++) { if (pmdev->dev[j].ppdev->pGraphicsDevice == pmdevOld->dev[i].ppdev->pGraphicsDevice) break; } if (j == pmdev->cDev) PDEVOBJ_bDisableDisplay(pmdevOld->dev[i].ppdev); } } } cleanup: if (lRet != DISP_CHANGE_SUCCESSFUL) { *ppmdevNew = NULL; if (pmdev) MDEVOBJ_vDestroy(pmdev); if (pdm && pdm != RequestedMode) ExFreePoolWithTag(pdm, GDITAG_DEVMODE); } return lRet; } INT NTAPI PDEVOBJ_iGetColorManagementCaps(PPDEVOBJ ppdev) { INT ret = CM_NONE; if (ppdev->flFlags & PDEV_DISPLAY) { if (ppdev->devinfo.iDitherFormat == BMF_8BPP || ppdev->devinfo.flGraphicsCaps2 & GCAPS2_CHANGEGAMMARAMP) ret = CM_GAMMA_RAMP; } if (ppdev->devinfo.flGraphicsCaps & GCAPS_CMYKCOLOR) ret |= CM_CMYK_COLOR; if (ppdev->devinfo.flGraphicsCaps & GCAPS_ICM) ret |= CM_DEVICE_ICM; return ret; } VOID NTAPI PDEVOBJ_vGetDeviceCaps( IN PPDEVOBJ ppdev, OUT PDEVCAPS pDevCaps) { PGDIINFO pGdiInfo = &ppdev->gdiinfo; pDevCaps->ulVersion = pGdiInfo->ulVersion; pDevCaps->ulTechnology = pGdiInfo->ulTechnology; pDevCaps->ulHorzSizeM = (pGdiInfo->ulHorzSize + 500) / 1000; pDevCaps->ulVertSizeM = (pGdiInfo->ulVertSize + 500) / 1000; pDevCaps->ulHorzSize = pGdiInfo->ulHorzSize; pDevCaps->ulVertSize = pGdiInfo->ulVertSize; pDevCaps->ulHorzRes = pGdiInfo->ulHorzRes; pDevCaps->ulVertRes = pGdiInfo->ulVertRes; pDevCaps->ulBitsPixel = pGdiInfo->cBitsPixel; if (pDevCaps->ulBitsPixel == 15) pDevCaps->ulBitsPixel = 16; pDevCaps->ulPlanes = pGdiInfo->cPlanes; pDevCaps->ulNumPens = pGdiInfo->ulNumColors; if (pDevCaps->ulNumPens != -1) pDevCaps->ulNumPens *= 5; pDevCaps->ulNumFonts = 0; // PDEVOBJ_cFonts(ppdev); pDevCaps->ulNumColors = pGdiInfo->ulNumColors; pDevCaps->ulRasterCaps = pGdiInfo->flRaster; pDevCaps->ulAspectX = pGdiInfo->ulAspectX; pDevCaps->ulAspectY = pGdiInfo->ulAspectY; pDevCaps->ulAspectXY = pGdiInfo->ulAspectXY; pDevCaps->ulLogPixelsX = pGdiInfo->ulLogPixelsX; pDevCaps->ulLogPixelsY = pGdiInfo->ulLogPixelsY; pDevCaps->ulSizePalette = pGdiInfo->ulNumPalReg; pDevCaps->ulColorRes = pGdiInfo->ulDACRed + pGdiInfo->ulDACGreen + pGdiInfo->ulDACBlue; pDevCaps->ulPhysicalWidth = pGdiInfo->szlPhysSize.cx; pDevCaps->ulPhysicalHeight = pGdiInfo->szlPhysSize.cy; pDevCaps->ulPhysicalOffsetX = pGdiInfo->ptlPhysOffset.x; pDevCaps->ulPhysicalOffsetY = pGdiInfo->ptlPhysOffset.y; pDevCaps->ulTextCaps = pGdiInfo->flTextCaps; pDevCaps->ulTextCaps |= (TC_SO_ABLE|TC_UA_ABLE|TC_CP_STROKE|TC_OP_STROKE|TC_OP_CHARACTER); if (pGdiInfo->ulTechnology != DT_PLOTTER) pDevCaps->ulTextCaps |= TC_VA_ABLE; pDevCaps->ulVRefresh = pGdiInfo->ulVRefresh; pDevCaps->ulDesktopHorzRes = pGdiInfo->ulHorzRes; pDevCaps->ulDesktopVertRes = pGdiInfo->ulVertRes; pDevCaps->ulBltAlignment = pGdiInfo->ulBltAlignment; pDevCaps->ulPanningHorzRes = pGdiInfo->ulPanningHorzRes; pDevCaps->ulPanningVertRes = pGdiInfo->ulPanningVertRes; pDevCaps->xPanningAlignment = pGdiInfo->xPanningAlignment; pDevCaps->yPanningAlignment = pGdiInfo->yPanningAlignment; pDevCaps->ulShadeBlend = pGdiInfo->flShadeBlend; pDevCaps->ulColorMgmtCaps = PDEVOBJ_iGetColorManagementCaps(ppdev); } /** Exported functions ********************************************************/ /* * @implemented */ BOOL APIENTRY EngQueryDeviceAttribute( _In_ HDEV hdev, _In_ ENG_DEVICE_ATTRIBUTE devAttr, _In_reads_bytes_(cjInSize) PVOID pvIn, _In_ ULONG cjInSize, _Out_writes_bytes_(cjOutSize) PVOID pvOut, _In_ ULONG cjOutSize) { PPDEVOBJ ppdev = (PPDEVOBJ)hdev; if (devAttr != QDA_ACCELERATION_LEVEL) return FALSE; if (cjOutSize >= sizeof(DWORD)) { /* Set all Accelerations Level Key to enabled Full 0 to 5 turned off. */ *(DWORD*)pvOut = ppdev->dwAccelerationLevel; return TRUE; } return FALSE; } _Must_inspect_result_ _Ret_z_ LPWSTR APIENTRY EngGetDriverName(_In_ HDEV hdev) { PPDEVOBJ ppdev = (PPDEVOBJ)hdev; ASSERT(ppdev); ASSERT(ppdev->pldev); ASSERT(ppdev->pldev->pGdiDriverInfo); ASSERT(ppdev->pldev->pGdiDriverInfo->DriverName.Buffer); return ppdev->pldev->pGdiDriverInfo->DriverName.Buffer; } INT APIENTRY NtGdiGetDeviceCaps( HDC hdc, INT Index) { PDC pdc; DEVCAPS devcaps; /* Lock the given DC */ pdc = DC_LockDc(hdc); if (!pdc) { EngSetLastError(ERROR_INVALID_HANDLE); return 0; } /* Get the data */ PDEVOBJ_vGetDeviceCaps(pdc->ppdev, &devcaps); /* Unlock the DC */ DC_UnlockDc(pdc); /* Return capability */ switch (Index) { case DRIVERVERSION: return devcaps.ulVersion; case TECHNOLOGY: return devcaps.ulTechnology; case HORZSIZE: return devcaps.ulHorzSize; case VERTSIZE: return devcaps.ulVertSize; case HORZRES: return devcaps.ulHorzRes; case VERTRES: return devcaps.ulVertRes; case LOGPIXELSX: return devcaps.ulLogPixelsX; case LOGPIXELSY: return devcaps.ulLogPixelsY; case BITSPIXEL: return devcaps.ulBitsPixel; case PLANES: return devcaps.ulPlanes; case NUMBRUSHES: return -1; case NUMPENS: return devcaps.ulNumPens; case NUMFONTS: return devcaps.ulNumFonts; case NUMCOLORS: return devcaps.ulNumColors; case ASPECTX: return devcaps.ulAspectX; case ASPECTY: return devcaps.ulAspectY; case ASPECTXY: return devcaps.ulAspectXY; case CLIPCAPS: return CP_RECTANGLE; case SIZEPALETTE: return devcaps.ulSizePalette; case NUMRESERVED: return 20; case COLORRES: return devcaps.ulColorRes; case DESKTOPVERTRES: return devcaps.ulVertRes; case DESKTOPHORZRES: return devcaps.ulHorzRes; case BLTALIGNMENT: return devcaps.ulBltAlignment; case SHADEBLENDCAPS: return devcaps.ulShadeBlend; case COLORMGMTCAPS: return devcaps.ulColorMgmtCaps; case PHYSICALWIDTH: return devcaps.ulPhysicalWidth; case PHYSICALHEIGHT: return devcaps.ulPhysicalHeight; case PHYSICALOFFSETX: return devcaps.ulPhysicalOffsetX; case PHYSICALOFFSETY: return devcaps.ulPhysicalOffsetY; case VREFRESH: return devcaps.ulVRefresh; case RASTERCAPS: return devcaps.ulRasterCaps; case CURVECAPS: return (CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES | CC_WIDE | CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT); case LINECAPS: return (LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE | LC_STYLED | LC_WIDESTYLED | LC_INTERIORS); case POLYGONALCAPS: return (PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON | PC_SCANLINE | PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS); case TEXTCAPS: return devcaps.ulTextCaps; case CAPS1: case PDEVICESIZE: case SCALINGFACTORX: case SCALINGFACTORY: default: return 0; } return 0; } _Success_(return!=FALSE) BOOL APIENTRY NtGdiGetDeviceCapsAll( IN HDC hDC, OUT PDEVCAPS pDevCaps) { PDC pdc; DEVCAPS devcaps; BOOL bResult = TRUE; /* Lock the given DC */ pdc = DC_LockDc(hDC); if (!pdc) { EngSetLastError(ERROR_INVALID_HANDLE); return FALSE; } /* Get the data */ PDEVOBJ_vGetDeviceCaps(pdc->ppdev, &devcaps); /* Unlock the DC */ DC_UnlockDc(pdc); /* Copy data to caller */ _SEH2_TRY { ProbeForWrite(pDevCaps, sizeof(DEVCAPS), 1); RtlCopyMemory(pDevCaps, &devcaps, sizeof(DEVCAPS)); } _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER) { SetLastNtError(_SEH2_GetExceptionCode()); bResult = FALSE; } _SEH2_END; return bResult; } DHPDEV APIENTRY NtGdiGetDhpdev( IN HDEV hdev) { PPDEVOBJ ppdev; DHPDEV dhpdev = NULL; /* Check parameter */ if (!hdev || (PCHAR)hdev < (PCHAR)MmSystemRangeStart) return NULL; /* Lock PDEV list */ EngAcquireSemaphoreShared(ghsemPDEV); /* Walk through the list of PDEVs */ for (ppdev = gppdevList; ppdev; ppdev = ppdev->ppdevNext) { /* Compare with the given HDEV */ if (ppdev == (PPDEVOBJ)hdev) { /* Found the PDEV! Get it's dhpdev and break */ dhpdev = ppdev->dhpdev; break; } } /* Unlock PDEV list */ EngReleaseSemaphore(ghsemPDEV); return dhpdev; } PSIZEL FASTCALL PDEVOBJ_sizl(PPDEVOBJ ppdev, PSIZEL psizl) { if (ppdev->flFlags & PDEV_META_DEVICE) { *psizl = ppdev->szlMetaRes; } else { psizl->cx = ppdev->gdiinfo.ulHorzRes; psizl->cy = ppdev->gdiinfo.ulVertRes; } return psizl; }