[jimtabor] 30976: Imp Get/SetDeviceGammaRamp, not fully supported yet. Fix typos and updates.
3 Dec
2007
3 Dec
'07
7:32 a.m.
Author: jimtabor
Date: Mon Dec 3 10:32:10 2007
New Revision: 30976
URL: http://svn.reactos.org/svn/reactos?rev=30976&view=rev
Log:
Imp Get/SetDeviceGammaRamp, not fully supported yet. Fix typos and updates.
Modified:
trunk/reactos/include/reactos/win32k/ntgdihdl.h
trunk/reactos/subsystems/win32/win32k/eng/palette.c
trunk/reactos/subsystems/win32/win32k/include/palette.h
trunk/reactos/subsystems/win32/win32k/include/tags.h
trunk/reactos/subsystems/win32/win32k/misc/driver.c
trunk/reactos/subsystems/win32/win32k/objects/icm.c
Modified: trunk/reactos/include/reactos/win32k/ntgdihdl.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/include/reactos/win32k/ntg…
==============================================================================
--- trunk/reactos/include/reactos/win32k/ntgdihdl.h (original)
+++ trunk/reactos/include/reactos/win32k/ntgdihdl.h Mon Dec 3 10:32:10 2007
@@ -366,7 +366,7 @@
ULONG lucExcLock;
ULONG Tid;
- DHPDEV PDev; // GDIDEVICE.Handle
+ DHPDEV PDev; // GDIDEVICE.PDev
INT DC_Type;
INT DC_Flags;
PVOID pPDev; // PGDIDEVICE
Modified: trunk/reactos/subsystems/win32/win32k/eng/palette.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/en…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/eng/palette.c (original)
+++ trunk/reactos/subsystems/win32/win32k/eng/palette.c Mon Dec 3 10:32:10 2007
@@ -31,6 +31,30 @@
#define NDEBUG
#include <debug.h>
+
+//
+//
+//
+VOID FASTCALL
+ColorCorrection(PPALGDI PalGDI, PPALETTEENTRY PaletteEntry, ULONG Colors)
+{
+ PGDIDEVICE pGDev = (PGDIDEVICE)PalGDI->hPDev;
+
+ if (!pGDev) return;
+
+ if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
+ {
+ INT i;
+ PGAMMARAMP GammaRamp = (PGAMMARAMP)pGDev->pvGammaRamp;
+ for ( i = 0; i < Colors; i++)
+ {
+ PaletteEntry[i].peRed += GammaRamp->Red[i];
+ PaletteEntry[i].peGreen += GammaRamp->Green[i];
+ PaletteEntry[i].peBlue += GammaRamp->Blue[i];
+ }
+ }
+ return;
+}
/*
* @implemented
@@ -80,6 +104,9 @@
/* NOTE: PaletteEntry ULONGs are in the same order as PALETTEENTRY. */
RtlCopyMemory(PaletteEntry, PalGDI->IndexedColors + Start, sizeof(ULONG) *
Colors);
+ if (PalGDI->Mode & PAL_GAMMACORRECTION)
+ ColorCorrection(PalGDI, (PPALETTEENTRY)PaletteEntry, Colors);
+
return Colors;
}
Modified: trunk/reactos/subsystems/win32/win32k/include/palette.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/in…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/include/palette.h (original)
+++ trunk/reactos/subsystems/win32/win32k/include/palette.h Mon Dec 3 10:32:10 2007
@@ -10,26 +10,26 @@
#define PALETTE_WHITESET 0x2000
// Palette mode flags
-#if 0 // Defined in ddk/winddi.h
-#define PAL_INDEXED 0x00000001
-#define PAL_BITFIELDS 0x00000002
-#define PAL_RGB 0x00000004
-#define PAL_BGR 0x00000008
-#define PAL_CMYK 0x00000010
+#ifndef __WINDDI_H // Defined in ddk/winddi.h
+#define PAL_INDEXED 0x00000001 // Indexed palette
+#define PAL_BITFIELDS 0x00000002 // Bit fields used for DIB, DIB section
+#define PAL_RGB 0x00000004 // Red, green, blue
+#define PAL_BGR 0x00000008 // Blue, green, red
+#define PAL_CMYK 0x00000010 // Cyan, magenta, yellow, black
#endif
#define PAL_DC 0x00000100
-#define PAL_FIXED 0x00000200
+#define PAL_FIXED 0x00000200 // Can't be changed
#define PAL_FREE 0x00000400
#define PAL_MANAGED 0x00000800
#define PAL_NOSTATIC 0x00001000
-#define PAL_MONOCHROME 0x00002000
+#define PAL_MONOCHROME 0x00002000 // Two colors only
#define PAL_BRUSHHACK 0x00004000
-#define PAL_DIBSECTION 0x00008000
+#define PAL_DIBSECTION 0x00008000 // Used for a DIB section
#define PAL_NOSTATIC256 0x00010000
-#define PAL_HT 0x00100000
-#define PAL_RGB16_555 0x00200000
-#define PAL_RGB16_565 0x00400000
-#define PAL_GAMMACORRECTION 0x00800000
+#define PAL_HT 0x00100000 // Halftone palette
+#define PAL_RGB16_555 0x00200000 // 16-bit RGB in 555 format
+#define PAL_RGB16_565 0x00400000 // 16-bit RGB in 565 format
+#define PAL_GAMMACORRECTION 0x00800000 // Correct colors
typedef struct {
int shift;
@@ -52,6 +52,7 @@
ULONG RedMask;
ULONG GreenMask;
ULONG BlueMask;
+ HDEV hPDev;
} PALGDI, *PPALGDI;
HPALETTE FASTCALL PALETTE_AllocPalette(ULONG Mode,
Modified: trunk/reactos/subsystems/win32/win32k/include/tags.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/in…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/include/tags.h (original)
+++ trunk/reactos/subsystems/win32/win32k/include/tags.h Mon Dec 3 10:32:10 2007
@@ -35,6 +35,7 @@
#define TAG_DC TAG('D', 'C', 'D', 'C') /* dc */
#define TAG_GDIOBJ TAG('G', 'D', 'I', 'O') /* gdi obj */
#define TAG_GDIHNDTBLE TAG('G', 'D', 'I', 'H') /* gdi
handle table */
+#define TAG_GDIICM TAG('G', 'i', 'c', 'm') /* gdi Icm */
#define TAG_DIB TAG('D', 'I', 'B', ' ') /* dib */
#define TAG_COLORMAP TAG('C', 'O', 'L', 'M') /* color map
*/
#define TAG_SHAPE TAG('S', 'H', 'A', 'P') /* shape */
Modified: trunk/reactos/subsystems/win32/win32k/misc/driver.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/mi…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/misc/driver.c (original)
+++ trunk/reactos/subsystems/win32/win32k/misc/driver.c Mon Dec 3 10:32:10 2007
@@ -284,6 +284,7 @@
TRACEDRV_ROUTINE(EnableDirectDraw)
TRACEDRV_ROUTINE(DisableDirectDraw)
TRACEDRV_ROUTINE(QuerySpoolType)
+TRACEDRV_ROUTINE(IcmSetDeviceGammaRamp)
TRACEDRV_ROUTINE(GradientFill)
TRACEDRV_ROUTINE(SynchronizeSurface)
TRACEDRV_ROUTINE(AlphaBlend)
@@ -352,6 +353,7 @@
TRACEDRVINFO_ENTRY(EnableDirectDraw),
TRACEDRVINFO_ENTRY(DisableDirectDraw),
TRACEDRVINFO_ENTRY(QuerySpoolType),
+ TRACEDRVINFO_ENTRY(IcmSetDeviceGammaRamp),
TRACEDRVINFO_ENTRY(GradientFill),
TRACEDRVINFO_ENTRY(SynchronizeSurface),
TRACEDRVINFO_ENTRY(AlphaBlend)
@@ -450,6 +452,7 @@
DRIVER_FUNCTION(EnableDirectDraw);
DRIVER_FUNCTION(DisableDirectDraw);
DRIVER_FUNCTION(QuerySpoolType);
+ DRIVER_FUNCTION(IcmSetDeviceGammaRamp);
DRIVER_FUNCTION(GradientFill);
DRIVER_FUNCTION(SynchronizeSurface);
DRIVER_FUNCTION(AlphaBlend);
Modified: trunk/reactos/subsystems/win32/win32k/objects/icm.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/ob…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/objects/icm.c (original)
+++ trunk/reactos/subsystems/win32/win32k/objects/icm.c Mon Dec 3 10:32:10 2007
@@ -75,12 +75,93 @@
}
BOOL
+FASTCALL
+IntGetDeviceGammaRamp(HDEV hPDev, PGAMMARAMP Ramp)
+{
+ PGDIDEVICE pGDev = (PGDIDEVICE) hPDev;
+ int i;
+
+ if (!(pGDev->flFlags & PDEV_DISPLAY )) return FALSE;
+
+ if ((pGDev->DevInfo.iDitherFormat == BMF_8BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_16BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_24BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_32BPP))
+ {
+ if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
+ RtlCopyMemory( Ramp,
+ pGDev->pvGammaRamp,
+ sizeof(GAMMARAMP));
+ else
+ // Generate the 256-colors array
+ for(i=0; i<256; i++ )
+ {
+ int NewValue = i * 256;
+ if (NewValue > 65535) NewValue = 65535;
+
+ Ramp->Red[i] = Ramp->Green[i] = Ramp->Blue[i] = ((WORD)NewValue);
+ }
+ return TRUE;
+ }
+ else
+ return FALSE;
+}
+
+BOOL
STDCALL
NtGdiGetDeviceGammaRamp(HDC hDC,
LPVOID Ramp)
{
- UNIMPLEMENTED;
- return FALSE;
+ BOOL Ret;
+ PDC dc;
+ NTSTATUS Status = STATUS_SUCCESS;
+ PGAMMARAMP SafeRamp;
+
+ if (!Ramp) return FALSE;
+
+ dc = DC_LockDc(hDC);
+ if (!dc)
+ {
+ SetLastWin32Error(ERROR_INVALID_HANDLE);
+ return FALSE;
+ }
+
+ SafeRamp = ExAllocatePool(PagedPool, sizeof(GAMMARAMP));
+ if (!SafeRamp)
+ {
+ DC_UnlockDc(dc);
+ SetLastWin32Error(STATUS_NO_MEMORY);
+ return FALSE;
+ }
+
+ Ret = IntGetDeviceGammaRamp((HDEV)dc->pPDev, SafeRamp);
+
+ if (!Ret) return Ret;
+
+ _SEH_TRY
+ {
+ ProbeForWrite( Ramp,
+ sizeof(PVOID),
+ 1);
+ RtlCopyMemory( Ramp,
+ SafeRamp,
+ sizeof(GAMMARAMP));
+ }
+ _SEH_HANDLE
+ {
+ Status = _SEH_GetExceptionCode();
+ }
+ _SEH_END;
+
+ DC_UnlockDc(dc);
+ ExFreePool(SafeRamp);
+
+ if (!NT_SUCCESS(Status))
+ {
+ SetLastNtError(Status);
+ return FALSE;
+ }
+ return Ret;
}
BOOL
@@ -113,12 +194,157 @@
}
BOOL
+FASTCALL
+UpdateDeviceGammaRamp( HDEV hPDev )
+{
+ BOOL Ret = FALSE;
+ PPALGDI palGDI;
+ PALOBJ *palPtr;
+ PGDIDEVICE pGDev = (PGDIDEVICE) hPDev;
+
+ if ((pGDev->DevInfo.iDitherFormat == BMF_8BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_16BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_24BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_32BPP))
+ {
+ if (pGDev->DriverFunctions.IcmSetDeviceGammaRamp)
+ return pGDev->DriverFunctions.IcmSetDeviceGammaRamp( pGDev->PDev,
+ IGRF_RGB_256WORDS,
+ pGDev->pvGammaRamp);
+
+ if ( (pGDev->DevInfo.iDitherFormat != BMF_8BPP) ||
+ !(pGDev->GDIInfo.flRaster & RC_PALETTE)) return FALSE;
+
+ if (!(pGDev->flFlags & PDEV_GAMMARAMP_TABLE)) return FALSE;
+
+ palGDI = PALETTE_LockPalette(pGDev->DevInfo.hpalDefault);
+ if(!palGDI) return FALSE;
+ palPtr = (PALOBJ*) palGDI;
+
+ if (pGDev->flFlags & PDEV_GAMMARAMP_TABLE)
+ palGDI->Mode |= PAL_GAMMACORRECTION;
+ else
+ palGDI->Mode &= ~PAL_GAMMACORRECTION;
+
+ if (!(pGDev->flFlags & PDEV_DRIVER_PUNTED_CALL)) // No punting, we hook
+ {
+ // BMF_8BPP only!
+ // PALOBJ_cGetColors check mode flags and update Gamma Correction.
+ // Set the HDEV to pal and go.
+ palGDI->hPDev = hPDev;
+ Ret = pGDev->DriverFunctions.SetPalette(pGDev->PDev,
+ palPtr,
+ 0,
+ 0,
+ palGDI->NumColors);
+ }
+ PALETTE_UnlockPalette(palGDI);
+ return Ret;
+ }
+ else
+ return FALSE;
+}
+
+BOOL
+FASTCALL
+IntSetDeviceGammaRamp(HDEV hPDev, PGAMMARAMP Ramp)
+{
+ BOOL Ret = FALSE;
+ PGDIDEVICE pGDev = (PGDIDEVICE) hPDev;
+
+ if (!hPDev) return FALSE;
+
+ if (!(pGDev->flFlags & PDEV_DISPLAY )) return FALSE;
+
+ if ((pGDev->DevInfo.iDitherFormat == BMF_8BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_16BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_24BPP) ||
+ (pGDev->DevInfo.iDitherFormat == BMF_32BPP))
+ {
+ if (!pGDev->DriverFunctions.IcmSetDeviceGammaRamp)
+ { // No driver support
+ if (!(pGDev->DevInfo.flGraphicsCaps2 & GCAPS2_CHANGEGAMMARAMP))
+ { // Driver does not support Gamma Ramp, so test to see we
+ // have BMF_8BPP only and palette operation support.
+ 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;
+
+ 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),
TAG_GDIICM);
+ pGDev->flFlags |= PDEV_GAMMARAMP_TABLE;
+ }
+ //
+ // Need to adjust the input Ramp with internal brightness before copy.
+ // ICM subkey sets internal brightness, gamma range 128 or 256 during icm init.
+ RtlCopyMemory( pGDev->pvGammaRamp, Ramp, sizeof(GAMMARAMP));
+
+ Ret = UpdateDeviceGammaRamp(hPDev);
+
+ return Ret;
+ }
+ else
+ return FALSE;
+}
+
+BOOL
STDCALL
NtGdiSetDeviceGammaRamp(HDC hDC,
LPVOID Ramp)
{
- UNIMPLEMENTED;
- return FALSE;
+ BOOL Ret;
+ PDC dc;
+ NTSTATUS Status = STATUS_SUCCESS;
+ PGAMMARAMP SafeRamp;
+ if (!Ramp) return FALSE;
+
+ dc = DC_LockDc(hDC);
+ if (!dc)
+ {
+ SetLastWin32Error(ERROR_INVALID_HANDLE);
+ return FALSE;
+ }
+
+ SafeRamp = ExAllocatePool(PagedPool, sizeof(GAMMARAMP));
+ if (!SafeRamp)
+ {
+ DC_UnlockDc(dc);
+ SetLastWin32Error(STATUS_NO_MEMORY);
+ return FALSE;
+ }
+ _SEH_TRY
+ {
+ ProbeForRead( Ramp,
+ sizeof(PVOID),
+ 1);
+ RtlCopyMemory( SafeRamp,
+ Ramp,
+ sizeof(GAMMARAMP));
+ }
+ _SEH_HANDLE
+ {
+ Status = _SEH_GetExceptionCode();
+ }
+ _SEH_END;
+
+ if (!NT_SUCCESS(Status))
+ {
+ DC_UnlockDc(dc);
+ ExFreePool(SafeRamp);
+ SetLastNtError(Status);
+ return FALSE;
+ }
+
+ Ret = IntSetDeviceGammaRamp((HDEV)dc->pPDev, SafeRamp);
+ DC_UnlockDc(dc);
+ ExFreePool(SafeRamp);
+ return Ret;
}
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