screen.c revision 2084a447d1acb619df7c393fac41b79d517e4b3d
/******************************Module*Header*******************************\
*
* Copyright (C) 2006-2007 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
/*
* Based in part on Microsoft DDK sample code
*
* *******************
* * GDI SAMPLE CODE *
* *******************
*
* Module Name: screen.c
*
* Initializes the GDIINFO and DEVINFO structures for DrvEnablePDEV.
*
* Copyright (c) 1992-1998 Microsoft Corporation
\**************************************************************************/
#include "driver.h"
#define SYSTM_LOGFONT {16,7,0,0,700,0,0,0,ANSI_CHARSET,OUT_DEFAULT_PRECIS,CLIP_DEFAULT_PRECIS,DEFAULT_QUALITY,VARIABLE_PITCH | FF_DONTCARE,L"System"}
#define HELVE_LOGFONT {12,9,0,0,400,0,0,0,ANSI_CHARSET,OUT_DEFAULT_PRECIS,CLIP_STROKE_PRECIS,PROOF_QUALITY,VARIABLE_PITCH | FF_DONTCARE,L"MS Sans Serif"}
#define COURI_LOGFONT {12,9,0,0,400,0,0,0,ANSI_CHARSET,OUT_DEFAULT_PRECIS,CLIP_STROKE_PRECIS,PROOF_QUALITY,FIXED_PITCH | FF_DONTCARE, L"Courier"}
// This is the basic devinfo for a default driver. This is used as a base and customized based
// on information passed back from the miniport driver.
const DEVINFO gDevInfoFrameBuffer = {
( GCAPS_OPAQUERECT
| GCAPS_ASYNCMOVE
| GCAPS_LAYERED
), /* Graphics capabilities */
SYSTM_LOGFONT, /* Default font description */
HELVE_LOGFONT, /* ANSI variable font description */
COURI_LOGFONT, /* ANSI fixed font description */
0, /* Count of device fonts */
0, /* Preferred DIB format */
8, /* Width of color dither */
8, /* Height of color dither */
0 /* Default palette to use for this device */
};
// This is default palette from Win 3.1
#define NUMPALCOLORS 256
#define NUMPALRESERVED 20
ULONG palColors[NUMPALCOLORS][4] =
{
{ 0, 0, 0, 0 }, // 0
{ 0x80,0, 0, 0 }, // 1
{ 0, 0x80,0, 0 }, // 2
{ 0x80,0x80,0, 0 }, // 3
{ 0, 0, 0x80,0 }, // 4
{ 0x80,0, 0x80,0 }, // 5
{ 0, 0x80,0x80,0 }, // 6
{ 0xC0,0xC0,0xC0,0 }, // 7
{ 192, 220, 192, 0 }, // 8
{ 166, 202, 240, 0 }, // 9
{ 255, 251, 240, 0 }, // 10
{ 160, 160, 164, 0 }, // 11
{ 0x80,0x80,0x80,0 }, // 12
{ 0xFF,0, 0, 0 }, // 13
{ 0, 0xFF,0, 0 }, // 14
{ 0xFF,0xFF,0, 0 }, // 15
{ 0, 0, 0xFF,0 }, // 16
{ 0xFF,0, 0xFF,0 }, // 17
{ 0, 0xFF,0xFF,0 }, // 18
{ 0xFF,0xFF,0xFF,0 } // 19
};
/******************************Public*Routine******************************\
* bInitPDEV
*
* Determine the mode we should be in based on the DEVMODE passed in.
* For mirrored devices we don't bother querying the miniport.
*
\**************************************************************************/
BOOL bInitPDEV(
PPDEV ppdev,
DEVMODEW *pDevMode,
GDIINFO *pGdiInfo,
DEVINFO *pDevInfo)
{
ULONG cModes;
PVIDEO_MODE_INFORMATION pVideoBuffer, pVideoModeSelected, pVideoTemp;
VIDEO_COLOR_CAPABILITIES colorCapabilities;
ULONG ulTemp;
BOOL bSelectDefault;
ULONG cbModeSize;
ULONG red, green, blue;
INT i;
//
// Fill in the GDIINFO data structure with the information returned from
// the kernel driver.
//
ppdev->ulMode = 0;
ppdev->cxScreen = pDevMode->dmPelsWidth;
ppdev->cyScreen = pDevMode->dmPelsHeight;
ppdev->ulBitCount = pDevMode->dmBitsPerPel;
ppdev->lDeltaScreen = 0;
ppdev->flRed = 0x00FF0000;
ppdev->flGreen = 0x000FF00;
ppdev->flBlue = 0x00000FF;
pGdiInfo->ulVersion = GDI_DRIVER_VERSION;
pGdiInfo->ulTechnology = DT_RASDISPLAY;
pGdiInfo->ulHorzSize = 0;
pGdiInfo->ulVertSize = 0;
pGdiInfo->ulHorzRes = ppdev->cxScreen;
pGdiInfo->ulVertRes = ppdev->cyScreen;
pGdiInfo->ulPanningHorzRes = 0;
pGdiInfo->ulPanningVertRes = 0;
pGdiInfo->cBitsPixel = 8;
pGdiInfo->cPlanes = 1;
pGdiInfo->ulVRefresh = 1; // not used
pGdiInfo->ulBltAlignment = 1; // We don't have accelerated screen-
// to-screen blts, and any
// window alignment is okay
pGdiInfo->ulLogPixelsX = pDevMode->dmLogPixels;
pGdiInfo->ulLogPixelsY = pDevMode->dmLogPixels;
pGdiInfo->flTextCaps = TC_RA_ABLE;
pGdiInfo->flRaster = 0; // flRaster is reserved by DDI
pGdiInfo->ulDACRed = 8;
pGdiInfo->ulDACGreen = 8;
pGdiInfo->ulDACBlue = 8;
pGdiInfo->ulAspectX = 0x24; // One-to-one aspect ratio
pGdiInfo->ulAspectY = 0x24;
pGdiInfo->ulAspectXY = 0x33;
pGdiInfo->xStyleStep = 1; // A style unit is 3 pels
pGdiInfo->yStyleStep = 1;
pGdiInfo->denStyleStep = 3;
pGdiInfo->ptlPhysOffset.x = 0;
pGdiInfo->ptlPhysOffset.y = 0;
pGdiInfo->szlPhysSize.cx = 0;
pGdiInfo->szlPhysSize.cy = 0;
// RGB and CMY color info.
pGdiInfo->ciDevice.Red.x = 6700;
pGdiInfo->ciDevice.Red.y = 3300;
pGdiInfo->ciDevice.Red.Y = 0;
pGdiInfo->ciDevice.Green.x = 2100;
pGdiInfo->ciDevice.Green.y = 7100;
pGdiInfo->ciDevice.Green.Y = 0;
pGdiInfo->ciDevice.Blue.x = 1400;
pGdiInfo->ciDevice.Blue.y = 800;
pGdiInfo->ciDevice.Blue.Y = 0;
pGdiInfo->ciDevice.AlignmentWhite.x = 3127;
pGdiInfo->ciDevice.AlignmentWhite.y = 3290;
pGdiInfo->ciDevice.AlignmentWhite.Y = 0;
pGdiInfo->ciDevice.RedGamma = 20000;
pGdiInfo->ciDevice.GreenGamma = 20000;
pGdiInfo->ciDevice.BlueGamma = 20000;
pGdiInfo->ciDevice.Cyan.x = 0;
pGdiInfo->ciDevice.Cyan.y = 0;
pGdiInfo->ciDevice.Cyan.Y = 0;
pGdiInfo->ciDevice.Magenta.x = 0;
pGdiInfo->ciDevice.Magenta.y = 0;
pGdiInfo->ciDevice.Magenta.Y = 0;
pGdiInfo->ciDevice.Yellow.x = 0;
pGdiInfo->ciDevice.Yellow.y = 0;
pGdiInfo->ciDevice.Yellow.Y = 0;
// No dye correction for raster displays.
pGdiInfo->ciDevice.MagentaInCyanDye = 0;
pGdiInfo->ciDevice.YellowInCyanDye = 0;
pGdiInfo->ciDevice.CyanInMagentaDye = 0;
pGdiInfo->ciDevice.YellowInMagentaDye = 0;
pGdiInfo->ciDevice.CyanInYellowDye = 0;
pGdiInfo->ciDevice.MagentaInYellowDye = 0;
pGdiInfo->ulDevicePelsDPI = 0; // For printers only
pGdiInfo->ulPrimaryOrder = PRIMARY_ORDER_CBA;
// Note: this should be modified later to take into account the size
// of the display and the resolution.
pGdiInfo->ulHTPatternSize = HT_PATSIZE_4x4_M;
pGdiInfo->flHTFlags = HT_FLAG_ADDITIVE_PRIMS;
// Fill in the basic devinfo structure
*pDevInfo = gDevInfoFrameBuffer;
// Fill in the rest of the devinfo and GdiInfo structures.
if (ppdev->ulBitCount == 8)
{
// It is Palette Managed.
pGdiInfo->ulNumColors = 20;
pGdiInfo->ulNumPalReg = 1 << ppdev->ulBitCount;
pDevInfo->flGraphicsCaps |= (GCAPS_PALMANAGED | GCAPS_COLOR_DITHER);
pGdiInfo->ulHTOutputFormat = HT_FORMAT_8BPP;
pDevInfo->iDitherFormat = BMF_8BPP;
// Assuming palette is orthogonal - all colors are same size.
ppdev->cPaletteShift = 8 - pGdiInfo->ulDACRed;
}
else
{
pGdiInfo->ulNumColors = (ULONG) (-1);
pGdiInfo->ulNumPalReg = 0;
if (ppdev->ulBitCount == 16)
{
pGdiInfo->ulHTOutputFormat = HT_FORMAT_16BPP;
pDevInfo->iDitherFormat = BMF_16BPP;
}
else if (ppdev->ulBitCount == 24)
{
pGdiInfo->ulHTOutputFormat = HT_FORMAT_24BPP;
pDevInfo->iDitherFormat = BMF_24BPP;
}
else
{
pGdiInfo->ulHTOutputFormat = HT_FORMAT_32BPP;
pDevInfo->iDitherFormat = BMF_32BPP;
}
}
// create remaining palette entries, simple loop to create uniformly
// distributed color values.
red = 0, green = 0, blue = 0;
for (i = NUMPALRESERVED; i < NUMPALCOLORS; i++) {
palColors[i][0] = red;
palColors[i][1] = green;
palColors[i][2] = blue;
palColors[i][3] = 0;
if (!(red += 32))
if (!(green += 32))
blue += 64;
}
if (ppdev->ulBitCount == 8)
{
pDevInfo->hpalDefault = ppdev->hpalDefault =
EngCreatePalette(PAL_INDEXED,
NUMPALCOLORS, // cColors
(ULONG*)&palColors[0], // pulColors
0,
0,
0); // flRed, flGreen, flBlue [not used]
}
else
{
pDevInfo->hpalDefault = ppdev->hpalDefault =
EngCreatePalette(PAL_BITFIELDS, 0,NULL,
ppdev->flRed,ppdev->flBlue,ppdev->flGreen);
}
DISPDBG((0,"bInitPDEV OK\n"));
return(TRUE);
}