2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS kernel
4 * PURPOSE: Support for physical devices
5 * FILE: subsystems/win32/win32k/eng/pdevobj.c
6 * PROGRAMER: Timo Kreuzer (timo.kreuzer@reactos.org)
16 static PPDEVOBJ gppdevList
= NULL
;
17 PPDEVOBJ gppdevPrimary
= NULL
;
18 static HSEMAPHORE ghsemPDEV
;
24 ghsemPDEV
= EngCreateSemaphore();
34 ppdev
= ExAllocatePoolWithTag(PagedPool
, sizeof(PDEVOBJ
), GDITAG_PDEV
);
38 RtlZeroMemory(ppdev
, sizeof(PDEVOBJ
));
47 PDEVOBJ_vRelease(PPDEVOBJ ppdev
)
50 EngAcquireSemaphore(ghsemPDEV
);
52 /* Decrease reference count */
55 ASSERT(ppdev
->cPdevRefs
>= 0) ;
57 /* Check if references are left */
58 if (ppdev
->cPdevRefs
== 0)
60 /* Do we have a surface? */
63 /* Release the surface and let the driver free it */
64 SURFACE_ShareUnlockSurface(ppdev
->pSurface
);
65 ppdev
->pfn
.DisableSurface(ppdev
->dhpdev
);
68 /* Do we have a palette? */
71 PALETTE_ShareUnlockPalette(ppdev
->ppalSurf
);
75 ppdev
->pfn
.DisablePDEV(ppdev
->dhpdev
);
77 /* Remove it from list */
78 if( ppdev
== gppdevList
)
79 gppdevList
= ppdev
->ppdevNext
;
82 PPDEVOBJ ppdevCurrent
= gppdevList
;
84 while (!found
&& ppdevCurrent
->ppdevNext
)
86 if (ppdevCurrent
->ppdevNext
== ppdev
)
89 ppdevCurrent
= ppdevCurrent
->ppdevNext
;
92 ppdevCurrent
->ppdevNext
= ppdev
->ppdevNext
;
95 /* Is this the primary one ? */
96 if (ppdev
== gppdevPrimary
)
100 ExFreePoolWithTag(ppdev
, GDITAG_PDEV
);
104 EngReleaseSemaphore(ghsemPDEV
);
113 PWSTR pwszLogAddress
)
115 PFN_DrvEnablePDEV pfnEnablePDEV
;
117 DPRINT1("PDEVOBJ_bEnablePDEV()\n");
119 /* Get the DrvEnablePDEV function */
120 pfnEnablePDEV
= ppdev
->pldev
->pfn
.EnablePDEV
;
122 /* Call the drivers DrvEnablePDEV function */
123 ppdev
->dhpdev
= pfnEnablePDEV(pdevmode
,
132 ppdev
->pGraphicsDevice
->pwszDescription
,
133 ppdev
->pGraphicsDevice
->DeviceObject
);
135 /* Fix up some values */
136 if (ppdev
->gdiinfo
.ulLogPixelsX
== 0)
137 ppdev
->gdiinfo
.ulLogPixelsX
= 96;
139 if (ppdev
->gdiinfo
.ulLogPixelsY
== 0)
140 ppdev
->gdiinfo
.ulLogPixelsY
= 96;
143 GDIOBJ_SetOwnership(ppdev
->devinfo
.hpalDefault
, NULL
);
144 ppdev
->ppalSurf
= PALETTE_ShareLockPalette(ppdev
->devinfo
.hpalDefault
);
146 DPRINT1("PDEVOBJ_bEnablePDEV - dhpdev = %p\n", ppdev
->dhpdev
);
153 PDEVOBJ_vCompletePDEV(
156 /* Call the drivers DrvCompletePDEV function */
157 ppdev
->pldev
->pfn
.CompletePDEV(ppdev
->dhpdev
, (HDEV
)ppdev
);
167 /* Check if we already have a surface */
170 /* Increment reference count */
171 GDIOBJ_IncrementShareCount(&ppdev
->pSurface
->BaseObject
);
175 /* Call the drivers DrvEnableSurface */
176 hsurf
= ppdev
->pldev
->pfn
.EnableSurface(ppdev
->dhpdev
);
178 /* Lock the surface */
179 ppdev
->pSurface
= SURFACE_ShareLockSurface(hsurf
);
182 DPRINT("PDEVOBJ_pSurface() returning %p\n", ppdev
->pSurface
);
183 return ppdev
->pSurface
;
188 PDEVOBJ_pdmMatchDevMode(
192 PGRAPHICS_DEVICE pGraphicsDevice
;
193 PDEVMODEW pdmCurrent
;
197 pGraphicsDevice
= ppdev
->pGraphicsDevice
;
199 for (i
= 0; i
< pGraphicsDevice
->cDevModes
; i
++)
201 pdmCurrent
= pGraphicsDevice
->pDevModeList
[i
].pdm
;
203 /* Compare asked DEVMODE fields
204 * Only compare those that are valid in both DEVMODE structs */
205 dwFields
= pdmCurrent
->dmFields
& pdm
->dmFields
;
206 /* For now, we only need those */
207 if ((dwFields
& DM_BITSPERPEL
) &&
208 (pdmCurrent
->dmBitsPerPel
!= pdm
->dmBitsPerPel
))
210 if ((dwFields
& DM_PELSWIDTH
) &&
211 (pdmCurrent
->dmPelsWidth
!= pdm
->dmPelsWidth
))
213 if ((dwFields
& DM_PELSHEIGHT
) &&
214 (pdmCurrent
->dmPelsHeight
!= pdm
->dmPelsHeight
))
216 if ((dwFields
& DM_DISPLAYFREQUENCY
) &&
217 (pdmCurrent
->dmDisplayFrequency
!= pdm
->dmDisplayFrequency
))
220 /* Match! Return the DEVMODE */
232 PUNICODE_STRING pustrDeviceName
,
235 PGRAPHICS_DEVICE pGraphicsDevice
;
238 /* Try to find the GRAPHICS_DEVICE */
239 pGraphicsDevice
= EngpFindGraphicsDevice(pustrDeviceName
, 0, 0);
240 if (!pGraphicsDevice
)
242 DPRINT1("No GRAPHICS_DEVICE found for %ls!\n",
243 pustrDeviceName
? pustrDeviceName
->Buffer
: 0);
247 /* Allocate a new PDEVOBJ */
248 ppdev
= PDEVOBJ_AllocPDEV();
251 DPRINT1("failed to allocate a PDEV\n");
255 /* If no DEVMODEW is given, ... */
258 /* ... use the device's default one */
259 pdm
= pGraphicsDevice
->pDevModeList
[pGraphicsDevice
->iDefaultMode
].pdm
;
260 DPRINT1("Using iDefaultMode = %ld\n", pGraphicsDevice
->iDefaultMode
);
263 /* Try to get a diplay driver */
264 ppdev
->pldev
= EngLoadImageEx(pdm
->dmDeviceName
, LDEV_DEVICE_DISPLAY
);
267 DPRINT1("Could not load display driver '%ls'\n",
268 pGraphicsDevice
->pDiplayDrivers
);
269 ExFreePoolWithTag(ppdev
, GDITAG_PDEV
);
273 /* Copy the function table */
274 ppdev
->pfn
= ppdev
->pldev
->pfn
;
276 /* Set MovePointer function */
277 ppdev
->pfnMovePointer
= ppdev
->pfn
.MovePointer
;
278 if (!ppdev
->pfnMovePointer
)
279 ppdev
->pfnMovePointer
= EngMovePointer
;
281 ppdev
->pGraphicsDevice
= pGraphicsDevice
;
282 ppdev
->hsemDevLock
= EngCreateSemaphore();
283 // Should we change the ative mode of pGraphicsDevice ?
284 ppdev
->pdmwDev
= PDEVOBJ_pdmMatchDevMode(ppdev
, pdm
) ;
287 ppdev
->flFlags
= PDEV_DISPLAY
;
289 /* HACK: Don't use the pointer */
290 ppdev
->Pointer
.Exclude
.right
= -1;
292 /* Call the driver to enable the PDEV */
293 if (!PDEVOBJ_bEnablePDEV(ppdev
, pdm
, NULL
))
295 DPRINT1("Failed to enable PDEV!\n");
299 /* FIXME: this must be done in a better way */
300 pGraphicsDevice
->StateFlags
|= DISPLAY_DEVICE_ATTACHED_TO_DESKTOP
;
302 /* Tell the driver that the PDEV is ready */
303 PDEVOBJ_vCompletePDEV(ppdev
);
305 /* Return the PDEV */
321 /* Exchange driver functions */
322 ppdev
->pfn
= ppdev2
->pfn
;
323 ppdev2
->pfn
= pdevTmp
.pfn
;
326 ppdev
->pldev
= ppdev2
->pldev
;
327 ppdev2
->pldev
= pdevTmp
.pldev
;
329 /* Exchange DHPDEV */
330 ppdev
->dhpdev
= ppdev2
->dhpdev
;
331 ppdev2
->dhpdev
= pdevTmp
.dhpdev
;
333 /* Exchange surfaces and associate them with their new PDEV */
334 ppdev
->pSurface
= ppdev2
->pSurface
;
335 ppdev2
->pSurface
= pdevTmp
.pSurface
;
336 ppdev
->pSurface
->SurfObj
.hdev
= (HDEV
)ppdev
;
337 ppdev2
->pSurface
->SurfObj
.hdev
= (HDEV
)ppdev2
;
339 /* Exchange devinfo */
340 ppdev
->devinfo
= ppdev2
->devinfo
;
341 ppdev2
->devinfo
= pdevTmp
.devinfo
;
343 /* Exchange gdiinfo */
344 ppdev
->gdiinfo
= ppdev2
->gdiinfo
;
345 ppdev2
->gdiinfo
= pdevTmp
.gdiinfo
;
347 /* Exchange DEVMODE */
348 ppdev
->pdmwDev
= ppdev2
->pdmwDev
;
349 ppdev2
->pdmwDev
= pdevTmp
.pdmwDev
;
351 /* Exchange state flags */
352 tmpStateFlags
= ppdev
->pGraphicsDevice
->StateFlags
;
353 ppdev
->pGraphicsDevice
->StateFlags
= ppdev2
->pGraphicsDevice
->StateFlags
;
354 ppdev2
->pGraphicsDevice
->StateFlags
= tmpStateFlags
;
356 /* Notify each driver instance of its new HDEV association */
357 ppdev
->pfn
.CompletePDEV(ppdev
->dhpdev
, (HDEV
)ppdev
);
358 ppdev2
->pfn
.CompletePDEV(ppdev2
->dhpdev
, (HDEV
)ppdev2
);
368 UNICODE_STRING ustrDevice
;
374 EngAcquireSemaphore(ppdev
->hsemDevLock
);
375 /* And everything else */
376 EngAcquireSemaphore(ghsemPDEV
);
378 DPRINT1("PDEVOBJ_bSwitchMode, ppdev = %p, pSurface = %p\n", ppdev
, ppdev
->pSurface
);
380 // Lookup the GraphicsDevice + select DEVMODE
381 // pdm = PDEVOBJ_pdmMatchDevMode(ppdev, pdm);
383 /* 1. Temporarily disable the current PDEV */
384 if (!ppdev
->pfn
.AssertMode(ppdev
->dhpdev
, FALSE
))
386 DPRINT1("DrvAssertMode failed\n");
390 /* 2. Create new PDEV */
391 RtlInitUnicodeString(&ustrDevice
, ppdev
->pGraphicsDevice
->szWinDeviceName
);
392 ppdevTmp
= EngpCreatePDEV(&ustrDevice
, pdm
);
395 DPRINT1("Failed to create a new PDEV\n");
399 /* 3. Create a new surface */
400 pSurface
= PDEVOBJ_pSurface(ppdevTmp
);
403 DPRINT1("DrvEnableSurface failed\n");
407 /* 4. Get DirectDraw information */
408 /* 5. Enable DirectDraw Not traced */
409 /* 6. Copy old PDEV state to new PDEV instance */
411 /* 7. Switch the PDEVs */
412 PDEVOBJ_vSwitchPdev(ppdev
, ppdevTmp
);
414 /* 8. Disable DirectDraw */
416 PDEVOBJ_vRelease(ppdevTmp
);
418 /* Update primary display capabilities */
419 if(ppdev
== gppdevPrimary
)
421 PDEVOBJ_vGetDeviceCaps(ppdev
, &GdiHandleTable
->DevCaps
);
428 EngReleaseSemaphore(ppdev
->hsemDevLock
);
429 EngReleaseSemaphore(ghsemPDEV
);
431 DPRINT1("leave, ppdev = %p, pSurface = %p\n", ppdev
, ppdev
->pSurface
);
440 PUNICODE_STRING pustrDeviceName
)
442 UNICODE_STRING ustrCurrent
;
444 PGRAPHICS_DEVICE pGraphicsDevice
;
446 /* Acquire PDEV lock */
447 EngAcquireSemaphore(ghsemPDEV
);
449 /* If no device name is given, ... */
450 if (!pustrDeviceName
&& gppdevPrimary
)
452 /* ... use the primary PDEV */
453 ppdev
= gppdevPrimary
;
455 /* Reference the pdev */
456 InterlockedIncrement(&ppdev
->cPdevRefs
);
460 /* Loop all present PDEVs */
461 for (ppdev
= gppdevList
; ppdev
; ppdev
= ppdev
->ppdevNext
)
463 /* Get a pointer to the GRAPHICS_DEVICE */
464 pGraphicsDevice
= ppdev
->pGraphicsDevice
;
466 /* Compare the name */
467 RtlInitUnicodeString(&ustrCurrent
, pGraphicsDevice
->szWinDeviceName
);
468 if (RtlEqualUnicodeString(pustrDeviceName
, &ustrCurrent
, FALSE
))
470 /* Found! Reference the PDEV */
471 InterlockedIncrement(&ppdev
->cPdevRefs
);
476 /* Did we find one? */
479 /* No, create a new PDEV */
480 ppdev
= EngpCreatePDEV(pustrDeviceName
, NULL
);
483 /* Insert the PDEV into the list */
484 ppdev
->ppdevNext
= gppdevList
;
487 /* Set as primary PDEV, if we don't have one yet */
490 gppdevPrimary
= ppdev
;
491 ppdev
->pGraphicsDevice
->StateFlags
|= DISPLAY_DEVICE_PRIMARY_DEVICE
;
497 /* Release PDEV lock */
498 EngReleaseSemaphore(ghsemPDEV
);
505 PDEVOBJ_iGetColorManagementCaps(PPDEVOBJ ppdev
)
509 if (ppdev
->flFlags
& PDEV_DISPLAY
)
511 if (ppdev
->devinfo
.iDitherFormat
== BMF_8BPP
||
512 ppdev
->devinfo
.flGraphicsCaps2
& GCAPS2_CHANGEGAMMARAMP
)
516 if (ppdev
->devinfo
.flGraphicsCaps
& GCAPS_CMYKCOLOR
)
517 ret
|= CM_CMYK_COLOR
;
518 if (ppdev
->devinfo
.flGraphicsCaps
& GCAPS_ICM
)
519 ret
|= CM_DEVICE_ICM
;
526 PDEVOBJ_vGetDeviceCaps(
528 OUT PDEVCAPS pDevCaps
)
530 PGDIINFO pGdiInfo
= &ppdev
->gdiinfo
;
532 pDevCaps
->ulVersion
= pGdiInfo
->ulVersion
;
533 pDevCaps
->ulTechnology
= pGdiInfo
->ulTechnology
;
534 pDevCaps
->ulHorzSizeM
= (pGdiInfo
->ulHorzSize
+ 500) / 1000;
535 pDevCaps
->ulVertSizeM
= (pGdiInfo
->ulVertSize
+ 500) / 1000;
536 pDevCaps
->ulHorzSize
= pGdiInfo
->ulHorzSize
;
537 pDevCaps
->ulVertSize
= pGdiInfo
->ulVertSize
;
538 pDevCaps
->ulHorzRes
= pGdiInfo
->ulHorzRes
;
539 pDevCaps
->ulVertRes
= pGdiInfo
->ulVertRes
;
540 pDevCaps
->ulBitsPixel
= pGdiInfo
->cBitsPixel
;
541 if (pDevCaps
->ulBitsPixel
== 15) pDevCaps
->ulBitsPixel
= 16;
542 pDevCaps
->ulPlanes
= pGdiInfo
->cPlanes
;
543 pDevCaps
->ulNumPens
= pGdiInfo
->ulNumColors
;
544 if (pDevCaps
->ulNumPens
!= -1) pDevCaps
->ulNumPens
*= 5;
545 pDevCaps
->ulNumFonts
= 0; // PDEVOBJ_cFonts(ppdev);
546 pDevCaps
->ulNumColors
= pGdiInfo
->ulNumColors
;
547 pDevCaps
->ulRasterCaps
= pGdiInfo
->flRaster
;
548 pDevCaps
->ulAspectX
= pGdiInfo
->ulAspectX
;
549 pDevCaps
->ulAspectY
= pGdiInfo
->ulAspectY
;
550 pDevCaps
->ulAspectXY
= pGdiInfo
->ulAspectXY
;
551 pDevCaps
->ulLogPixelsX
= pGdiInfo
->ulLogPixelsX
;
552 pDevCaps
->ulLogPixelsY
= pGdiInfo
->ulLogPixelsY
;
553 pDevCaps
->ulSizePalette
= pGdiInfo
->ulNumPalReg
;
554 pDevCaps
->ulColorRes
= pGdiInfo
->ulDACRed
+
555 pGdiInfo
->ulDACGreen
+
557 pDevCaps
->ulPhysicalWidth
= pGdiInfo
->szlPhysSize
.cx
;
558 pDevCaps
->ulPhysicalHeight
= pGdiInfo
->szlPhysSize
.cy
;
559 pDevCaps
->ulPhysicalOffsetX
= pGdiInfo
->ptlPhysOffset
.x
;
560 pDevCaps
->ulPhysicalOffsetY
= pGdiInfo
->ptlPhysOffset
.y
;
561 pDevCaps
->ulTextCaps
= pGdiInfo
->flTextCaps
;
562 pDevCaps
->ulTextCaps
|= (TC_SO_ABLE
|TC_UA_ABLE
|TC_CP_STROKE
|TC_OP_STROKE
|TC_OP_CHARACTER
);
563 if (pGdiInfo
->ulTechnology
!= DT_PLOTTER
)
564 pDevCaps
->ulTextCaps
|= TC_VA_ABLE
;
565 pDevCaps
->ulVRefresh
= pGdiInfo
->ulVRefresh
;
566 pDevCaps
->ulDesktopHorzRes
= pGdiInfo
->ulHorzRes
;
567 pDevCaps
->ulDesktopVertRes
= pGdiInfo
->ulVertRes
;
568 pDevCaps
->ulBltAlignment
= pGdiInfo
->ulBltAlignment
;
569 pDevCaps
->ulPanningHorzRes
= pGdiInfo
->ulPanningHorzRes
;
570 pDevCaps
->ulPanningVertRes
= pGdiInfo
->ulPanningVertRes
;
571 pDevCaps
->xPanningAlignment
= pGdiInfo
->xPanningAlignment
;
572 pDevCaps
->yPanningAlignment
= pGdiInfo
->yPanningAlignment
;
573 pDevCaps
->ulShadeBlend
= pGdiInfo
->flShadeBlend
;
574 pDevCaps
->ulColorMgmtCaps
= PDEVOBJ_iGetColorManagementCaps(ppdev
);
578 /** Exported functions ********************************************************/
582 EngGetDriverName(IN HDEV hdev
)
584 PPDEVOBJ ppdev
= (PPDEVOBJ
)hdev
;
590 pldev
= ppdev
->pldev
;
593 if (!pldev
->pGdiDriverInfo
)
596 return pldev
->pGdiDriverInfo
->DriverName
.Buffer
;
609 /* Lock the given DC */
610 pdc
= DC_LockDc(hdc
);
613 SetLastWin32Error(ERROR_INVALID_HANDLE
);
618 PDEVOBJ_vGetDeviceCaps(pdc
->ppdev
, &devcaps
);
623 /* Return capability */
627 return devcaps
.ulVersion
;
630 return devcaps
.ulTechnology
;
633 return devcaps
.ulHorzSize
;
636 return devcaps
.ulVertSize
;
639 return devcaps
.ulHorzRes
;
642 return devcaps
.ulVertRes
;
645 return devcaps
.ulLogPixelsX
;
648 return devcaps
.ulLogPixelsY
;
651 return devcaps
.ulBitsPixel
;
654 return devcaps
.ulPlanes
;
660 return devcaps
.ulNumPens
;
663 return devcaps
.ulNumFonts
;
666 return devcaps
.ulNumColors
;
669 return devcaps
.ulAspectX
;
672 return devcaps
.ulAspectY
;
675 return devcaps
.ulAspectXY
;
681 return devcaps
.ulSizePalette
;
687 return devcaps
.ulColorRes
;
690 return devcaps
.ulVertRes
;
693 return devcaps
.ulHorzRes
;
696 return devcaps
.ulBltAlignment
;
699 return devcaps
.ulShadeBlend
;
702 return devcaps
.ulColorMgmtCaps
;
705 return devcaps
.ulPhysicalWidth
;
708 return devcaps
.ulPhysicalHeight
;
710 case PHYSICALOFFSETX
:
711 return devcaps
.ulPhysicalOffsetX
;
713 case PHYSICALOFFSETY
:
714 return devcaps
.ulPhysicalOffsetY
;
717 return devcaps
.ulVRefresh
;
720 return devcaps
.ulRasterCaps
;
723 return (CC_CIRCLES
| CC_PIE
| CC_CHORD
| CC_ELLIPSES
| CC_WIDE
|
724 CC_STYLED
| CC_WIDESTYLED
| CC_INTERIORS
| CC_ROUNDRECT
);
727 return (LC_POLYLINE
| LC_MARKER
| LC_POLYMARKER
| LC_WIDE
|
728 LC_STYLED
| LC_WIDESTYLED
| LC_INTERIORS
);
731 return (PC_POLYGON
| PC_RECTANGLE
| PC_WINDPOLYGON
| PC_SCANLINE
|
732 PC_WIDE
| PC_STYLED
| PC_WIDESTYLED
| PC_INTERIORS
);
735 return devcaps
.ulTextCaps
;
751 NtGdiGetDeviceCapsAll(
753 OUT PDEVCAPS pDevCaps
)
759 /* Lock the given DC */
760 pdc
= DC_LockDc(hDC
);
763 SetLastWin32Error(ERROR_INVALID_HANDLE
);
768 PDEVOBJ_vGetDeviceCaps(pdc
->ppdev
, &devcaps
);
773 /* Copy data to caller */
776 ProbeForWrite(pDevCaps
, sizeof(DEVCAPS
), 1);
777 RtlCopyMemory(pDevCaps
, &devcaps
, sizeof(DEVCAPS
));
779 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER
)
781 SetLastNtError(_SEH2_GetExceptionCode());
795 DHPDEV dhpdev
= NULL
;
797 /* Check parameter */
798 if (!hdev
|| (PCHAR
)hdev
< (PCHAR
)MmSystemRangeStart
)
802 EngAcquireSemaphore(ghsemPDEV
);
804 /* Walk through the list of PDEVs */
805 for (ppdev
= gppdevList
; ppdev
; ppdev
= ppdev
->ppdevNext
)
807 /* Compare with the given HDEV */
810 /* Found the PDEV! Get it's dhpdev and break */
811 dhpdev
= ppdev
->dhpdev
;
816 /* Unlock PDEV list */
817 EngReleaseSemaphore(ghsemPDEV
);
824 PDEVOBJ_sizl(PPDEVOBJ ppdev
, PSIZEL psizl
)
826 if (ppdev
->flFlags
& PDEV_META_DEVICE
)
828 psizl
->cx
= ppdev
->ulHorzRes
;
829 psizl
->cy
= ppdev
->ulVertRes
;
833 psizl
->cx
= ppdev
->gdiinfo
.ulHorzRes
;
834 psizl
->cy
= ppdev
->gdiinfo
.ulVertRes
;