From c38dead3ea7e177728d90cd815cf4eead0c9f534 Mon Sep 17 00:00:00 2001 From: marha Date: Sat, 15 May 2010 16:28:11 +0000 Subject: xserver git update 15/5/2010 --- xorg-server/fb/fbscreen.c | 582 +++++++++++++++++++++++----------------------- 1 file changed, 291 insertions(+), 291 deletions(-) (limited to 'xorg-server/fb/fbscreen.c') diff --git a/xorg-server/fb/fbscreen.c b/xorg-server/fb/fbscreen.c index 53e2ada9f..65af64074 100644 --- a/xorg-server/fb/fbscreen.c +++ b/xorg-server/fb/fbscreen.c @@ -1,291 +1,291 @@ -/* - * Copyright © 1998 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include "fb.h" - -Bool -fbCloseScreen (int index, ScreenPtr pScreen) -{ - int d; - DepthPtr depths = pScreen->allowedDepths; - - for (d = 0; d < pScreen->numDepths; d++) - xfree (depths[d].vids); - xfree (depths); - xfree (pScreen->visuals); - xfree (pScreen->devPrivate); -#ifdef FB_SCREEN_PRIVATE - xfree (dixLookupPrivate(&pScreen->devPrivates, fbGetScreenPrivateKey())); -#endif - return TRUE; -} - -Bool -fbRealizeFont(ScreenPtr pScreen, FontPtr pFont) -{ - return (TRUE); -} - -Bool -fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont) -{ - return (TRUE); -} - -void -fbQueryBestSize (int class, - unsigned short *width, unsigned short *height, - ScreenPtr pScreen) -{ - unsigned short w; - - switch (class) { - case CursorShape: - if (*width > pScreen->width) - *width = pScreen->width; - if (*height > pScreen->height) - *height = pScreen->height; - break; - case TileShape: - case StippleShape: - w = *width; - if ((w & (w - 1)) && w < FB_UNIT) - { - for (w = 1; w < *width; w <<= 1) - ; - *width = w; - } - } -} - -PixmapPtr -_fbGetWindowPixmap (WindowPtr pWindow) -{ - return fbGetWindowPixmap (pWindow); -} - -void -_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap) -{ - dixSetPrivate(&pWindow->devPrivates, fbGetWinPrivateKey(), pPixmap); -} - -Bool -fbSetupScreen(ScreenPtr pScreen, - pointer pbits, /* pointer to screen bitmap */ - int xsize, /* in pixels */ - int ysize, - int dpix, /* dots per inch */ - int dpiy, - int width, /* pixel width of frame buffer */ - int bpp) /* bits per pixel for screen */ -{ - if (!fbAllocatePrivates(pScreen, NULL)) - return FALSE; - pScreen->defColormap = FakeClientID(0); - /* let CreateDefColormap do whatever it wants for pixels */ - pScreen->blackPixel = pScreen->whitePixel = (Pixel) 0; - pScreen->QueryBestSize = fbQueryBestSize; - /* SaveScreen */ - pScreen->GetImage = fbGetImage; - pScreen->GetSpans = fbGetSpans; - pScreen->CreateWindow = fbCreateWindow; - pScreen->DestroyWindow = fbDestroyWindow; - pScreen->PositionWindow = fbPositionWindow; - pScreen->ChangeWindowAttributes = fbChangeWindowAttributes; - pScreen->RealizeWindow = fbMapWindow; - pScreen->UnrealizeWindow = fbUnmapWindow; - pScreen->CopyWindow = fbCopyWindow; - pScreen->CreatePixmap = fbCreatePixmap; - pScreen->DestroyPixmap = fbDestroyPixmap; - pScreen->RealizeFont = fbRealizeFont; - pScreen->UnrealizeFont = fbUnrealizeFont; - pScreen->CreateGC = fbCreateGC; - pScreen->CreateColormap = fbInitializeColormap; - pScreen->DestroyColormap = (void (*)(ColormapPtr))NoopDDA; - pScreen->InstallColormap = fbInstallColormap; - pScreen->UninstallColormap = fbUninstallColormap; - pScreen->ListInstalledColormaps = fbListInstalledColormaps; - pScreen->StoreColors = (void (*)(ColormapPtr, int, xColorItem *))NoopDDA; - pScreen->ResolveColor = fbResolveColor; - pScreen->BitmapToRegion = fbPixmapToRegion; - - pScreen->GetWindowPixmap = _fbGetWindowPixmap; - pScreen->SetWindowPixmap = _fbSetWindowPixmap; - - return TRUE; -} - -#ifdef FB_ACCESS_WRAPPER -Bool -wfbFinishScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp, - SetupWrapProcPtr setupWrap, - FinishWrapProcPtr finishWrap) -#else -Bool -fbFinishScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp) -#endif -{ - VisualPtr visuals; - DepthPtr depths; - int nvisuals; - int ndepths; - int rootdepth; - VisualID defaultVisual; - int imagebpp = bpp; - -#ifdef FB_DEBUG - int stride; - - ysize -= 2; - stride = (width * bpp) / 8; - fbSetBits ((FbStip *) pbits, - stride / sizeof (FbStip), FB_HEAD_BITS); - pbits = (void *) ((char *) pbits + stride); - fbSetBits ((FbStip *) ((char *) pbits + stride * ysize), - stride / sizeof (FbStip), FB_TAIL_BITS); -#endif - /* - * By default, a 24bpp screen will use 32bpp images, this avoids - * problems with many applications which just can't handle packed - * pixels. If you want real 24bit images, include a 24bpp - * format in the pixmap formats - */ -#ifdef FB_24_32BIT - if (bpp == 24) - { - int f; - - imagebpp = 32; - /* - * Check to see if we're advertising a 24bpp image format, - * in which case windows will use it in preference to a 32 bit - * format. - */ - for (f = 0; f < screenInfo.numPixmapFormats; f++) - { - if (screenInfo.formats[f].bitsPerPixel == 24) - { - imagebpp = 24; - break; - } - } - } -#endif -#ifdef FB_SCREEN_PRIVATE - if (imagebpp == 32) - { - fbGetScreenPrivate(pScreen)->win32bpp = bpp; - fbGetScreenPrivate(pScreen)->pix32bpp = bpp; - } - else - { - fbGetScreenPrivate(pScreen)->win32bpp = 32; - fbGetScreenPrivate(pScreen)->pix32bpp = 32; - } -#ifdef FB_ACCESS_WRAPPER - fbGetScreenPrivate(pScreen)->setupWrap = setupWrap; - fbGetScreenPrivate(pScreen)->finishWrap = finishWrap; -#endif -#endif - rootdepth = 0; - if (!fbInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &rootdepth, - &defaultVisual,((unsigned long)1<<(imagebpp-1)), 8)) - { - xfree (visuals); - xfree (depths); - return FALSE; - } - if (! miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width, - rootdepth, ndepths, depths, - defaultVisual, nvisuals, visuals)) - return FALSE; - /* overwrite miCloseScreen with our own */ - pScreen->CloseScreen = fbCloseScreen; -#ifdef FB_24_32BIT - if (bpp == 24 && imagebpp == 32) - { - pScreen->ModifyPixmapHeader = fb24_32ModifyPixmapHeader; - pScreen->CreateScreenResources = fb24_32CreateScreenResources; - } -#endif - return TRUE; -} - -/* dts * (inch/dot) * (25.4 mm / inch) = mm */ -#ifdef FB_ACCESS_WRAPPER -Bool -wfbScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp, - SetupWrapProcPtr setupWrap, - FinishWrapProcPtr finishWrap) -{ - if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp)) - return FALSE; - if (!wfbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, - width, bpp, setupWrap, finishWrap)) - return FALSE; - return TRUE; -} -#else -Bool -fbScreenInit(ScreenPtr pScreen, - pointer pbits, - int xsize, - int ysize, - int dpix, - int dpiy, - int width, - int bpp) -{ - if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp)) - return FALSE; - if (!fbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, - width, bpp)) - return FALSE; - return TRUE; -} -#endif +/* + * Copyright © 1998 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "fb.h" + +Bool +fbCloseScreen (int index, ScreenPtr pScreen) +{ + int d; + DepthPtr depths = pScreen->allowedDepths; + + for (d = 0; d < pScreen->numDepths; d++) + free(depths[d].vids); + free(depths); + free(pScreen->visuals); + free(pScreen->devPrivate); +#ifdef FB_SCREEN_PRIVATE + free(dixLookupPrivate(&pScreen->devPrivates, fbGetScreenPrivateKey())); +#endif + return TRUE; +} + +Bool +fbRealizeFont(ScreenPtr pScreen, FontPtr pFont) +{ + return (TRUE); +} + +Bool +fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont) +{ + return (TRUE); +} + +void +fbQueryBestSize (int class, + unsigned short *width, unsigned short *height, + ScreenPtr pScreen) +{ + unsigned short w; + + switch (class) { + case CursorShape: + if (*width > pScreen->width) + *width = pScreen->width; + if (*height > pScreen->height) + *height = pScreen->height; + break; + case TileShape: + case StippleShape: + w = *width; + if ((w & (w - 1)) && w < FB_UNIT) + { + for (w = 1; w < *width; w <<= 1) + ; + *width = w; + } + } +} + +PixmapPtr +_fbGetWindowPixmap (WindowPtr pWindow) +{ + return fbGetWindowPixmap (pWindow); +} + +void +_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap) +{ + dixSetPrivate(&pWindow->devPrivates, fbGetWinPrivateKey(), pPixmap); +} + +Bool +fbSetupScreen(ScreenPtr pScreen, + pointer pbits, /* pointer to screen bitmap */ + int xsize, /* in pixels */ + int ysize, + int dpix, /* dots per inch */ + int dpiy, + int width, /* pixel width of frame buffer */ + int bpp) /* bits per pixel for screen */ +{ + if (!fbAllocatePrivates(pScreen, NULL)) + return FALSE; + pScreen->defColormap = FakeClientID(0); + /* let CreateDefColormap do whatever it wants for pixels */ + pScreen->blackPixel = pScreen->whitePixel = (Pixel) 0; + pScreen->QueryBestSize = fbQueryBestSize; + /* SaveScreen */ + pScreen->GetImage = fbGetImage; + pScreen->GetSpans = fbGetSpans; + pScreen->CreateWindow = fbCreateWindow; + pScreen->DestroyWindow = fbDestroyWindow; + pScreen->PositionWindow = fbPositionWindow; + pScreen->ChangeWindowAttributes = fbChangeWindowAttributes; + pScreen->RealizeWindow = fbMapWindow; + pScreen->UnrealizeWindow = fbUnmapWindow; + pScreen->CopyWindow = fbCopyWindow; + pScreen->CreatePixmap = fbCreatePixmap; + pScreen->DestroyPixmap = fbDestroyPixmap; + pScreen->RealizeFont = fbRealizeFont; + pScreen->UnrealizeFont = fbUnrealizeFont; + pScreen->CreateGC = fbCreateGC; + pScreen->CreateColormap = fbInitializeColormap; + pScreen->DestroyColormap = (void (*)(ColormapPtr))NoopDDA; + pScreen->InstallColormap = fbInstallColormap; + pScreen->UninstallColormap = fbUninstallColormap; + pScreen->ListInstalledColormaps = fbListInstalledColormaps; + pScreen->StoreColors = (void (*)(ColormapPtr, int, xColorItem *))NoopDDA; + pScreen->ResolveColor = fbResolveColor; + pScreen->BitmapToRegion = fbPixmapToRegion; + + pScreen->GetWindowPixmap = _fbGetWindowPixmap; + pScreen->SetWindowPixmap = _fbSetWindowPixmap; + + return TRUE; +} + +#ifdef FB_ACCESS_WRAPPER +Bool +wfbFinishScreenInit(ScreenPtr pScreen, + pointer pbits, + int xsize, + int ysize, + int dpix, + int dpiy, + int width, + int bpp, + SetupWrapProcPtr setupWrap, + FinishWrapProcPtr finishWrap) +#else +Bool +fbFinishScreenInit(ScreenPtr pScreen, + pointer pbits, + int xsize, + int ysize, + int dpix, + int dpiy, + int width, + int bpp) +#endif +{ + VisualPtr visuals; + DepthPtr depths; + int nvisuals; + int ndepths; + int rootdepth; + VisualID defaultVisual; + int imagebpp = bpp; + +#ifdef FB_DEBUG + int stride; + + ysize -= 2; + stride = (width * bpp) / 8; + fbSetBits ((FbStip *) pbits, + stride / sizeof (FbStip), FB_HEAD_BITS); + pbits = (void *) ((char *) pbits + stride); + fbSetBits ((FbStip *) ((char *) pbits + stride * ysize), + stride / sizeof (FbStip), FB_TAIL_BITS); +#endif + /* + * By default, a 24bpp screen will use 32bpp images, this avoids + * problems with many applications which just can't handle packed + * pixels. If you want real 24bit images, include a 24bpp + * format in the pixmap formats + */ +#ifdef FB_24_32BIT + if (bpp == 24) + { + int f; + + imagebpp = 32; + /* + * Check to see if we're advertising a 24bpp image format, + * in which case windows will use it in preference to a 32 bit + * format. + */ + for (f = 0; f < screenInfo.numPixmapFormats; f++) + { + if (screenInfo.formats[f].bitsPerPixel == 24) + { + imagebpp = 24; + break; + } + } + } +#endif +#ifdef FB_SCREEN_PRIVATE + if (imagebpp == 32) + { + fbGetScreenPrivate(pScreen)->win32bpp = bpp; + fbGetScreenPrivate(pScreen)->pix32bpp = bpp; + } + else + { + fbGetScreenPrivate(pScreen)->win32bpp = 32; + fbGetScreenPrivate(pScreen)->pix32bpp = 32; + } +#ifdef FB_ACCESS_WRAPPER + fbGetScreenPrivate(pScreen)->setupWrap = setupWrap; + fbGetScreenPrivate(pScreen)->finishWrap = finishWrap; +#endif +#endif + rootdepth = 0; + if (!fbInitVisuals (&visuals, &depths, &nvisuals, &ndepths, &rootdepth, + &defaultVisual,((unsigned long)1<<(imagebpp-1)), 8)) + { + free(visuals); + free(depths); + return FALSE; + } + if (! miScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, width, + rootdepth, ndepths, depths, + defaultVisual, nvisuals, visuals)) + return FALSE; + /* overwrite miCloseScreen with our own */ + pScreen->CloseScreen = fbCloseScreen; +#ifdef FB_24_32BIT + if (bpp == 24 && imagebpp == 32) + { + pScreen->ModifyPixmapHeader = fb24_32ModifyPixmapHeader; + pScreen->CreateScreenResources = fb24_32CreateScreenResources; + } +#endif + return TRUE; +} + +/* dts * (inch/dot) * (25.4 mm / inch) = mm */ +#ifdef FB_ACCESS_WRAPPER +Bool +wfbScreenInit(ScreenPtr pScreen, + pointer pbits, + int xsize, + int ysize, + int dpix, + int dpiy, + int width, + int bpp, + SetupWrapProcPtr setupWrap, + FinishWrapProcPtr finishWrap) +{ + if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp)) + return FALSE; + if (!wfbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, + width, bpp, setupWrap, finishWrap)) + return FALSE; + return TRUE; +} +#else +Bool +fbScreenInit(ScreenPtr pScreen, + pointer pbits, + int xsize, + int ysize, + int dpix, + int dpiy, + int width, + int bpp) +{ + if (!fbSetupScreen(pScreen, pbits, xsize, ysize, dpix, dpiy, width, bpp)) + return FALSE; + if (!fbFinishScreenInit(pScreen, pbits, xsize, ysize, dpix, dpiy, + width, bpp)) + return FALSE; + return TRUE; +} +#endif -- cgit v1.2.3