/******************************Module*Header*******************************\ * * ******************* * * 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_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); } return(TRUE); }