mirror of
https://github.com/reactos/reactos.git
synced 2025-08-01 19:13:30 +00:00
[WIN32K]
Improve formatting svn path=/trunk/; revision=58405
This commit is contained in:
parent
32f93fc9b7
commit
95e9b1a4a7
1 changed files with 293 additions and 281 deletions
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@ -19,17 +19,17 @@ FASTCALL
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IntGdiCreateColorSpace(
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IntGdiCreateColorSpace(
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PLOGCOLORSPACEEXW pLogColorSpace)
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PLOGCOLORSPACEEXW pLogColorSpace)
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{
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{
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PCOLORSPACE pCS;
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PCOLORSPACE pCS;
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HCOLORSPACE hCS;
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HCOLORSPACE hCS;
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pCS = COLORSPACEOBJ_AllocCSWithHandle();
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pCS = COLORSPACEOBJ_AllocCSWithHandle();
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hCS = pCS->BaseObject.hHmgr;
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hCS = pCS->BaseObject.hHmgr;
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pCS->lcsColorSpace = pLogColorSpace->lcsColorSpace;
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pCS->lcsColorSpace = pLogColorSpace->lcsColorSpace;
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pCS->dwFlags = pLogColorSpace->dwFlags;
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pCS->dwFlags = pLogColorSpace->dwFlags;
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COLORSPACEOBJ_UnlockCS(pCS);
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COLORSPACEOBJ_UnlockCS(pCS);
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return hCS;
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return hCS;
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}
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}
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BOOL
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BOOL
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@ -37,15 +37,16 @@ FASTCALL
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IntGdiDeleteColorSpace(
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IntGdiDeleteColorSpace(
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HCOLORSPACE hColorSpace)
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HCOLORSPACE hColorSpace)
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{
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{
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BOOL Ret = FALSE;
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BOOL Ret = FALSE;
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if ( hColorSpace != hStockColorSpace &&
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if ((hColorSpace != hStockColorSpace) &&
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GDI_HANDLE_GET_TYPE(hColorSpace) == GDILoObjType_LO_ICMLCS_TYPE)
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(GDI_HANDLE_GET_TYPE(hColorSpace) == GDILoObjType_LO_ICMLCS_TYPE))
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{
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{
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Ret = GreDeleteObject(hColorSpace);
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Ret = GreDeleteObject(hColorSpace);
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if ( !Ret ) EngSetLastError(ERROR_INVALID_PARAMETER);
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if (!Ret) EngSetLastError(ERROR_INVALID_PARAMETER);
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}
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}
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return Ret;
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return Ret;
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}
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}
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HANDLE
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HANDLE
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@ -53,28 +54,27 @@ APIENTRY
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NtGdiCreateColorSpace(
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NtGdiCreateColorSpace(
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IN PLOGCOLORSPACEEXW pLogColorSpace)
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IN PLOGCOLORSPACEEXW pLogColorSpace)
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{
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{
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LOGCOLORSPACEEXW Safelcs;
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LOGCOLORSPACEEXW Safelcs;
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NTSTATUS Status = STATUS_SUCCESS;
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NTSTATUS Status = STATUS_SUCCESS;
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_SEH2_TRY
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_SEH2_TRY
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{
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{
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ProbeForRead( pLogColorSpace,
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ProbeForRead( pLogColorSpace, sizeof(LOGCOLORSPACEEXW), 1);
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sizeof(LOGCOLORSPACEEXW),
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RtlCopyMemory(&Safelcs, pLogColorSpace, sizeof(LOGCOLORSPACEEXW));
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1);
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}
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RtlCopyMemory(&Safelcs, pLogColorSpace, sizeof(LOGCOLORSPACEEXW));
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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}
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{
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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Status = _SEH2_GetExceptionCode();
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{
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}
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Status = _SEH2_GetExceptionCode();
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_SEH2_END;
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}
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_SEH2_END;
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if (!NT_SUCCESS(Status))
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if (!NT_SUCCESS(Status))
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{
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{
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SetLastNtError(Status);
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SetLastNtError(Status);
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return NULL;
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return NULL;
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}
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}
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return IntGdiCreateColorSpace(&Safelcs);
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return IntGdiCreateColorSpace(&Safelcs);
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}
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}
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BOOL
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BOOL
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@ -82,92 +82,95 @@ APIENTRY
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NtGdiDeleteColorSpace(
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NtGdiDeleteColorSpace(
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IN HANDLE hColorSpace)
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IN HANDLE hColorSpace)
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{
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{
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return IntGdiDeleteColorSpace(hColorSpace);
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return IntGdiDeleteColorSpace(hColorSpace);
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}
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}
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BOOL
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BOOL
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FASTCALL
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FASTCALL
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IntGetDeviceGammaRamp(HDEV hPDev, PGAMMARAMP Ramp)
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IntGetDeviceGammaRamp(HDEV hPDev, PGAMMARAMP Ramp)
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{
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{
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PPDEVOBJ pGDev = (PPDEVOBJ) hPDev;
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PPDEVOBJ pGDev = (PPDEVOBJ) hPDev;
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int i;
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int i;
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if (!(pGDev->flFlags & PDEV_DISPLAY )) return FALSE;
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if (!(pGDev->flFlags & PDEV_DISPLAY)) return FALSE;
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if ((pGDev->devinfo.iDitherFormat == BMF_8BPP) ||
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if ((pGDev->devinfo.iDitherFormat == BMF_8BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_16BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_16BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_24BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_24BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_32BPP))
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(pGDev->devinfo.iDitherFormat == BMF_32BPP))
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{
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{
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if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
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if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
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RtlCopyMemory( Ramp,
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pGDev->pvGammaRamp,
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sizeof(GAMMARAMP));
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else
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// Generate the 256-colors array
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for(i=0; i<256; i++ )
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{
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{
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int NewValue = i * 256;
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RtlCopyMemory(Ramp, pGDev->pvGammaRamp, sizeof(GAMMARAMP));
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Ramp->Red[i] = Ramp->Green[i] = Ramp->Blue[i] = ((WORD)NewValue);
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}
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}
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return TRUE;
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else
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}
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{
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else
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// Generate the 256-colors array
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return FALSE;
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for (i = 0; i < 256; i++ )
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{
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int NewValue = i * 256;
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Ramp->Red[i] = Ramp->Green[i] = Ramp->Blue[i] = ((WORD)NewValue);
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}
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}
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return TRUE;
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}
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return FALSE;
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}
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}
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BOOL
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BOOL
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APIENTRY
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APIENTRY
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NtGdiGetDeviceGammaRamp(HDC hDC,
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NtGdiGetDeviceGammaRamp(
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LPVOID Ramp)
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HDC hDC,
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LPVOID Ramp)
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{
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{
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BOOL Ret;
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BOOL Ret;
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PDC dc;
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PDC dc;
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NTSTATUS Status = STATUS_SUCCESS;
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NTSTATUS Status = STATUS_SUCCESS;
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PGAMMARAMP SafeRamp;
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PGAMMARAMP SafeRamp;
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if (!Ramp) return FALSE;
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if (!Ramp) return FALSE;
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dc = DC_LockDc(hDC);
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dc = DC_LockDc(hDC);
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if (!dc)
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if (!dc)
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{
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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EngSetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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return FALSE;
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}
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}
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SafeRamp = ExAllocatePoolWithTag(PagedPool, sizeof(GAMMARAMP), GDITAG_ICM);
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SafeRamp = ExAllocatePoolWithTag(PagedPool, sizeof(GAMMARAMP), GDITAG_ICM);
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if (!SafeRamp)
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if (!SafeRamp)
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{
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{
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DC_UnlockDc(dc);
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DC_UnlockDc(dc);
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EngSetLastError(STATUS_NO_MEMORY);
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EngSetLastError(STATUS_NO_MEMORY);
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return FALSE;
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return FALSE;
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}
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}
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Ret = IntGetDeviceGammaRamp((HDEV)dc->ppdev, SafeRamp);
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Ret = IntGetDeviceGammaRamp((HDEV)dc->ppdev, SafeRamp);
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if (!Ret) return Ret;
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if (!Ret) return Ret;
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_SEH2_TRY
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_SEH2_TRY
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{
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{
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ProbeForWrite(Ramp, sizeof(GAMMARAMP), 1);
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ProbeForWrite(Ramp, sizeof(GAMMARAMP), 1);
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RtlCopyMemory(Ramp, SafeRamp, sizeof(GAMMARAMP));
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RtlCopyMemory(Ramp, SafeRamp, sizeof(GAMMARAMP));
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}
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}
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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{
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{
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Status = _SEH2_GetExceptionCode();
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Status = _SEH2_GetExceptionCode();
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}
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}
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_SEH2_END;
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_SEH2_END;
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DC_UnlockDc(dc);
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DC_UnlockDc(dc);
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ExFreePoolWithTag(SafeRamp, GDITAG_ICM);
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ExFreePoolWithTag(SafeRamp, GDITAG_ICM);
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if (!NT_SUCCESS(Status))
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if (!NT_SUCCESS(Status))
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{
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{
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SetLastNtError(Status);
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SetLastNtError(Status);
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return FALSE;
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return FALSE;
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}
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}
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return Ret;
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return Ret;
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}
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}
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BOOL
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BOOL
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@ -175,94 +178,94 @@ APIENTRY
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NtGdiSetColorSpace(IN HDC hdc,
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NtGdiSetColorSpace(IN HDC hdc,
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IN HCOLORSPACE hColorSpace)
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IN HCOLORSPACE hColorSpace)
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{
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{
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PDC pDC;
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PDC pDC;
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PDC_ATTR pdcattr;
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PDC_ATTR pdcattr;
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PCOLORSPACE pCS;
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PCOLORSPACE pCS;
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pDC = DC_LockDc(hdc);
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pDC = DC_LockDc(hdc);
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if (!pDC)
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if (!pDC)
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{
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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EngSetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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return FALSE;
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}
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}
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pdcattr = pDC->pdcattr;
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pdcattr = pDC->pdcattr;
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if (pdcattr->hColorSpace == hColorSpace)
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if (pdcattr->hColorSpace == hColorSpace)
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{
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{
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DC_UnlockDc(pDC);
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DC_UnlockDc(pDC);
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return TRUE;
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return TRUE;
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}
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}
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pCS = COLORSPACEOBJ_LockCS(hColorSpace);
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pCS = COLORSPACEOBJ_LockCS(hColorSpace);
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if (!pCS)
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if (!pCS)
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{
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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EngSetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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return FALSE;
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}
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}
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if (pDC->dclevel.pColorSpace)
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if (pDC->dclevel.pColorSpace)
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{
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{
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GDIOBJ_vDereferenceObject((POBJ) pDC->dclevel.pColorSpace);
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GDIOBJ_vDereferenceObject((POBJ) pDC->dclevel.pColorSpace);
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}
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}
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pDC->dclevel.pColorSpace = pCS;
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pDC->dclevel.pColorSpace = pCS;
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pdcattr->hColorSpace = hColorSpace;
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pdcattr->hColorSpace = hColorSpace;
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COLORSPACEOBJ_UnlockCS(pCS);
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COLORSPACEOBJ_UnlockCS(pCS);
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DC_UnlockDc(pDC);
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DC_UnlockDc(pDC);
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return TRUE;
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return TRUE;
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}
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}
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BOOL
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BOOL
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FASTCALL
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FASTCALL
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UpdateDeviceGammaRamp( HDEV hPDev )
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UpdateDeviceGammaRamp(HDEV hPDev)
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{
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{
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BOOL Ret = FALSE;
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BOOL Ret = FALSE;
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PPALETTE palGDI;
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PPALETTE palGDI;
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PALOBJ *palPtr;
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PALOBJ *palPtr;
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PPDEVOBJ pGDev = (PPDEVOBJ) hPDev;
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PPDEVOBJ pGDev = (PPDEVOBJ)hPDev;
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if ((pGDev->devinfo.iDitherFormat == BMF_8BPP) ||
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if ((pGDev->devinfo.iDitherFormat == BMF_8BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_16BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_16BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_24BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_24BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_32BPP))
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(pGDev->devinfo.iDitherFormat == BMF_32BPP))
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{
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{
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if (pGDev->DriverFunctions.IcmSetDeviceGammaRamp)
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if (pGDev->DriverFunctions.IcmSetDeviceGammaRamp)
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return pGDev->DriverFunctions.IcmSetDeviceGammaRamp( pGDev->dhpdev,
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return pGDev->DriverFunctions.IcmSetDeviceGammaRamp( pGDev->dhpdev,
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IGRF_RGB_256WORDS,
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IGRF_RGB_256WORDS,
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pGDev->pvGammaRamp);
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pGDev->pvGammaRamp);
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if ( (pGDev->devinfo.iDitherFormat != BMF_8BPP) ||
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if ((pGDev->devinfo.iDitherFormat != BMF_8BPP) ||
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!(pGDev->gdiinfo.flRaster & RC_PALETTE)) return FALSE;
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!(pGDev->gdiinfo.flRaster & RC_PALETTE)) return FALSE;
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if (!(pGDev->flFlags & PDEV_GAMMARAMP_TABLE)) return FALSE;
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if (!(pGDev->flFlags & PDEV_GAMMARAMP_TABLE)) return FALSE;
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palGDI = PALETTE_ShareLockPalette(pGDev->devinfo.hpalDefault);
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palGDI = PALETTE_ShareLockPalette(pGDev->devinfo.hpalDefault);
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if(!palGDI) return FALSE;
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if(!palGDI) return FALSE;
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palPtr = (PALOBJ*) palGDI;
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palPtr = (PALOBJ*) palGDI;
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if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
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if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
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palGDI->flFlags |= PAL_GAMMACORRECTION;
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palGDI->flFlags |= PAL_GAMMACORRECTION;
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else
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else
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palGDI->flFlags &= ~PAL_GAMMACORRECTION;
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palGDI->flFlags &= ~PAL_GAMMACORRECTION;
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if (!(pGDev->flFlags & PDEV_DRIVER_PUNTED_CALL)) // No punting, we hook
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if (!(pGDev->flFlags & PDEV_DRIVER_PUNTED_CALL)) // No punting, we hook
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{
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{
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// BMF_8BPP only!
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// BMF_8BPP only!
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// PALOBJ_cGetColors check mode flags and update Gamma Correction.
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// PALOBJ_cGetColors check mode flags and update Gamma Correction.
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// Set the HDEV to pal and go.
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// Set the HDEV to pal and go.
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palGDI->hPDev = hPDev;
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palGDI->hPDev = hPDev;
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Ret = pGDev->DriverFunctions.SetPalette(pGDev->dhpdev,
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Ret = pGDev->DriverFunctions.SetPalette(pGDev->dhpdev,
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palPtr,
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palPtr,
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0,
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0,
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0,
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0,
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palGDI->NumColors);
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palGDI->NumColors);
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}
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}
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PALETTE_ShareUnlockPalette(palGDI);
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PALETTE_ShareUnlockPalette(palGDI);
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return Ret;
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return Ret;
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}
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}
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else
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else
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return FALSE;
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return FALSE;
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}
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}
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//
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//
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@ -274,125 +277,134 @@ BOOL
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FASTCALL
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FASTCALL
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IntSetDeviceGammaRamp(HDEV hPDev, PGAMMARAMP Ramp, BOOL Test)
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IntSetDeviceGammaRamp(HDEV hPDev, PGAMMARAMP Ramp, BOOL Test)
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{
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{
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WORD IcmGR, i, R, G, B;
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WORD IcmGR, i, R, G, B;
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BOOL Ret = FALSE, TstPeak;
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BOOL Ret = FALSE, TstPeak;
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PPDEVOBJ pGDev = (PPDEVOBJ) hPDev;
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PPDEVOBJ pGDev = (PPDEVOBJ) hPDev;
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if (!hPDev) return FALSE;
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if (!hPDev) return FALSE;
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if (!(pGDev->flFlags & PDEV_DISPLAY )) return FALSE;
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if (!(pGDev->flFlags & PDEV_DISPLAY )) return FALSE;
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if ((pGDev->devinfo.iDitherFormat == BMF_8BPP) ||
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if ((pGDev->devinfo.iDitherFormat == BMF_8BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_16BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_16BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_24BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_24BPP) ||
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(pGDev->devinfo.iDitherFormat == BMF_32BPP))
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(pGDev->devinfo.iDitherFormat == BMF_32BPP))
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{
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{
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if (!pGDev->DriverFunctions.IcmSetDeviceGammaRamp)
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if (!pGDev->DriverFunctions.IcmSetDeviceGammaRamp)
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{ // No driver support
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{
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if (!(pGDev->devinfo.flGraphicsCaps2 & GCAPS2_CHANGEGAMMARAMP))
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// No driver support
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{ // Driver does not support Gamma Ramp, so test to see we
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if (!(pGDev->devinfo.flGraphicsCaps2 & GCAPS2_CHANGEGAMMARAMP))
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// have BMF_8BPP only and palette operation support.
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||||||
if ((pGDev->devinfo.iDitherFormat != BMF_8BPP) ||
|
|
||||||
!(pGDev->gdiinfo.flRaster & RC_PALETTE)) return FALSE;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
|
|
||||||
if (RtlCompareMemory( pGDev->pvGammaRamp, Ramp, sizeof(GAMMARAMP)) ==
|
|
||||||
sizeof(GAMMARAMP)) return TRUE;
|
|
||||||
// Verify Ramp is inside range.
|
|
||||||
IcmGR = -IcmGammaRangeSet;
|
|
||||||
TstPeak = (Test == FALSE);
|
|
||||||
for (i = 0; i < 256; i++)
|
|
||||||
{
|
|
||||||
R = Ramp->Red[i] / 256;
|
|
||||||
G = Ramp->Green[i] / 256;
|
|
||||||
B = Ramp->Blue[i] / 256;
|
|
||||||
if ( R >= IcmGR)
|
|
||||||
{
|
|
||||||
if ( R <= IcmGammaRangeSet + i)
|
|
||||||
{
|
{
|
||||||
if ( G >= IcmGR &&
|
// Driver does not support Gamma Ramp, so test to see we
|
||||||
(G <= IcmGammaRangeSet + i) &&
|
// have BMF_8BPP only and palette operation support.
|
||||||
B >= IcmGR &&
|
if ((pGDev->devinfo.iDitherFormat != BMF_8BPP) ||
|
||||||
(B <= IcmGammaRangeSet + i) ) continue;
|
!(pGDev->gdiinfo.flRaster & RC_PALETTE)) return FALSE;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
if (Test) return Ret; // Don't set and return.
|
|
||||||
// No test override, check max range
|
|
||||||
if (TstPeak)
|
|
||||||
{
|
|
||||||
if ( R != (IcmGR * 256) ||
|
|
||||||
G != (IcmGR * 256) ||
|
|
||||||
B != (IcmGR * 256) ) TstPeak = FALSE; // W/i range.
|
|
||||||
}
|
|
||||||
}
|
|
||||||
// ReactOS allocates a ramp even if it is 8BPP and Palette only.
|
|
||||||
// This way we have a record of the change in memory.
|
|
||||||
if (!pGDev->pvGammaRamp && !(pGDev->flFlags & PDEV_GAMMARAMP_TABLE))
|
|
||||||
{ // If the above is true and we have nothing allocated, create it.
|
|
||||||
pGDev->pvGammaRamp = ExAllocatePoolWithTag(PagedPool, sizeof(GAMMARAMP), GDITAG_ICM);
|
|
||||||
pGDev->flFlags |= PDEV_GAMMARAMP_TABLE;
|
|
||||||
}
|
|
||||||
if (pGDev->pvGammaRamp)
|
|
||||||
RtlCopyMemory( pGDev->pvGammaRamp, Ramp, sizeof(GAMMARAMP));
|
|
||||||
|
|
||||||
Ret = UpdateDeviceGammaRamp(hPDev);
|
if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
|
||||||
|
{
|
||||||
|
if (RtlCompareMemory(pGDev->pvGammaRamp, Ramp, sizeof(GAMMARAMP)) ==
|
||||||
|
sizeof(GAMMARAMP)) return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
return Ret;
|
// Verify Ramp is inside range.
|
||||||
}
|
IcmGR = -IcmGammaRangeSet;
|
||||||
else
|
TstPeak = (Test == FALSE);
|
||||||
return Ret;
|
for (i = 0; i < 256; i++)
|
||||||
|
{
|
||||||
|
R = Ramp->Red[i] / 256;
|
||||||
|
G = Ramp->Green[i] / 256;
|
||||||
|
B = Ramp->Blue[i] / 256;
|
||||||
|
|
||||||
|
if (R >= IcmGR)
|
||||||
|
{
|
||||||
|
if (R <= IcmGammaRangeSet + i)
|
||||||
|
{
|
||||||
|
if ((G >= IcmGR) &&
|
||||||
|
(G <= IcmGammaRangeSet + i) &&
|
||||||
|
(B >= IcmGR) &&
|
||||||
|
(B <= IcmGammaRangeSet + i) ) continue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (Test) return Ret; // Don't set and return.
|
||||||
|
|
||||||
|
// No test override, check max range
|
||||||
|
if (TstPeak)
|
||||||
|
{
|
||||||
|
if ((R != (IcmGR * 256)) ||
|
||||||
|
(G != (IcmGR * 256)) ||
|
||||||
|
(B != (IcmGR * 256)) ) TstPeak = FALSE; // W/i range.
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// ReactOS allocates a ramp even if it is 8BPP and Palette only.
|
||||||
|
// This way we have a record of the change in memory.
|
||||||
|
if (!pGDev->pvGammaRamp && !(pGDev->flFlags & PDEV_GAMMARAMP_TABLE))
|
||||||
|
{
|
||||||
|
// If the above is true and we have nothing allocated, create it.
|
||||||
|
pGDev->pvGammaRamp = ExAllocatePoolWithTag(PagedPool, sizeof(GAMMARAMP), GDITAG_ICM);
|
||||||
|
pGDev->flFlags |= PDEV_GAMMARAMP_TABLE;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (pGDev->pvGammaRamp)
|
||||||
|
RtlCopyMemory(pGDev->pvGammaRamp, Ramp, sizeof(GAMMARAMP));
|
||||||
|
|
||||||
|
Ret = UpdateDeviceGammaRamp(hPDev);
|
||||||
|
}
|
||||||
|
|
||||||
|
return Ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
BOOL
|
BOOL
|
||||||
APIENTRY
|
APIENTRY
|
||||||
NtGdiSetDeviceGammaRamp(HDC hDC,
|
NtGdiSetDeviceGammaRamp(
|
||||||
LPVOID Ramp)
|
HDC hDC,
|
||||||
|
LPVOID Ramp)
|
||||||
{
|
{
|
||||||
BOOL Ret;
|
BOOL Ret;
|
||||||
PDC dc;
|
PDC dc;
|
||||||
NTSTATUS Status = STATUS_SUCCESS;
|
NTSTATUS Status = STATUS_SUCCESS;
|
||||||
PGAMMARAMP SafeRamp;
|
PGAMMARAMP SafeRamp;
|
||||||
if (!Ramp) return FALSE;
|
if (!Ramp) return FALSE;
|
||||||
|
|
||||||
dc = DC_LockDc(hDC);
|
dc = DC_LockDc(hDC);
|
||||||
if (!dc)
|
if (!dc)
|
||||||
{
|
{
|
||||||
EngSetLastError(ERROR_INVALID_HANDLE);
|
EngSetLastError(ERROR_INVALID_HANDLE);
|
||||||
return FALSE;
|
return FALSE;
|
||||||
}
|
}
|
||||||
|
|
||||||
SafeRamp = ExAllocatePoolWithTag(PagedPool, sizeof(GAMMARAMP), GDITAG_ICM);
|
SafeRamp = ExAllocatePoolWithTag(PagedPool, sizeof(GAMMARAMP), GDITAG_ICM);
|
||||||
if (!SafeRamp)
|
if (!SafeRamp)
|
||||||
{
|
{
|
||||||
DC_UnlockDc(dc);
|
DC_UnlockDc(dc);
|
||||||
EngSetLastError(STATUS_NO_MEMORY);
|
EngSetLastError(STATUS_NO_MEMORY);
|
||||||
return FALSE;
|
return FALSE;
|
||||||
}
|
}
|
||||||
_SEH2_TRY
|
_SEH2_TRY
|
||||||
{
|
{
|
||||||
ProbeForRead(Ramp, sizeof(GAMMARAMP), 1);
|
ProbeForRead(Ramp, sizeof(GAMMARAMP), 1);
|
||||||
RtlCopyMemory(SafeRamp, Ramp, sizeof(GAMMARAMP));
|
RtlCopyMemory(SafeRamp, Ramp, sizeof(GAMMARAMP));
|
||||||
}
|
}
|
||||||
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
|
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
|
||||||
{
|
{
|
||||||
Status = _SEH2_GetExceptionCode();
|
Status = _SEH2_GetExceptionCode();
|
||||||
}
|
}
|
||||||
_SEH2_END;
|
_SEH2_END;
|
||||||
|
|
||||||
if (!NT_SUCCESS(Status))
|
if (!NT_SUCCESS(Status))
|
||||||
{
|
{
|
||||||
DC_UnlockDc(dc);
|
DC_UnlockDc(dc);
|
||||||
ExFreePoolWithTag(SafeRamp, GDITAG_ICM);
|
ExFreePoolWithTag(SafeRamp, GDITAG_ICM);
|
||||||
SetLastNtError(Status);
|
SetLastNtError(Status);
|
||||||
return FALSE;
|
return FALSE;
|
||||||
}
|
}
|
||||||
|
|
||||||
Ret = IntSetDeviceGammaRamp((HDEV)dc->ppdev, SafeRamp, TRUE);
|
Ret = IntSetDeviceGammaRamp((HDEV)dc->ppdev, SafeRamp, TRUE);
|
||||||
DC_UnlockDc(dc);
|
DC_UnlockDc(dc);
|
||||||
ExFreePoolWithTag(SafeRamp, GDITAG_ICM);
|
ExFreePoolWithTag(SafeRamp, GDITAG_ICM);
|
||||||
return Ret;
|
return Ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
INT
|
INT
|
||||||
|
@ -401,21 +413,21 @@ NtGdiSetIcmMode(HDC hDC,
|
||||||
ULONG nCommand,
|
ULONG nCommand,
|
||||||
ULONG EnableICM) // ulMode
|
ULONG EnableICM) // ulMode
|
||||||
{
|
{
|
||||||
/* FIXME: This should be coded someday */
|
/* FIXME: This should be coded someday */
|
||||||
if (EnableICM == ICM_OFF)
|
if (EnableICM == ICM_OFF)
|
||||||
{
|
{
|
||||||
return ICM_OFF;
|
return ICM_OFF;
|
||||||
}
|
}
|
||||||
if (EnableICM == ICM_ON)
|
if (EnableICM == ICM_ON)
|
||||||
{
|
{
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
if (EnableICM == ICM_QUERY)
|
if (EnableICM == ICM_QUERY)
|
||||||
{
|
{
|
||||||
return ICM_OFF;
|
return ICM_OFF;
|
||||||
}
|
}
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
/* EOF */
|
/* EOF */
|
||||||
|
|
Loading…
Add table
Add a link
Reference in a new issue