diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/vfb/InitOutput.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/vfb/InitOutput.c | 1046 |
1 files changed, 0 insertions, 1046 deletions
diff --git a/nx-X11/programs/Xserver/hw/vfb/InitOutput.c b/nx-X11/programs/Xserver/hw/vfb/InitOutput.c deleted file mode 100644 index 630d3e133..000000000 --- a/nx-X11/programs/Xserver/hw/vfb/InitOutput.c +++ /dev/null @@ -1,1046 +0,0 @@ -/* $Xorg: InitOutput.c,v 1.4 2001/02/09 02:04:45 xorgcvs Exp $ */ -/* - -Copyright 1993, 1998 The Open Group - -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. - -The above copyright notice and this permission notice shall be included -in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR -OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, -ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall -not be used in advertising or otherwise to promote the sale, use or -other dealings in this Software without prior written authorization -from The Open Group. - -*/ -/* $XFree86: xc/programs/Xserver/hw/vfb/InitOutput.c,v 3.25 2003/11/15 04:01:56 dawes Exp $ */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#if defined(WIN32) -#include <X11/Xwinsock.h> -#endif -#include <stdio.h> -#include <X11/X.h> -#define NEED_EVENTS -#include <X11/Xproto.h> -#include <X11/Xos.h> -#include "scrnintstr.h" -#include "servermd.h" -#define PSZ 8 -#include "fb.h" -#include "mibstore.h" -#include "colormapst.h" -#include "gcstruct.h" -#include "input.h" -#include "mipointer.h" -#include "micmap.h" -#include <sys/types.h> -#ifdef HAS_MMAP -#include <sys/mman.h> -#ifndef MAP_FILE -#define MAP_FILE 0 -#endif -#endif /* HAS_MMAP */ -#include <sys/stat.h> -#include <errno.h> -#ifndef WIN32 -#include <sys/param.h> -#endif -#include <X11/XWDFile.h> -#ifdef HAS_SHM -#include <sys/ipc.h> -#include <sys/shm.h> -#endif /* HAS_SHM */ -#include "dix.h" -#include "miline.h" - -#define VFB_DEFAULT_WIDTH 1280 -#define VFB_DEFAULT_HEIGHT 1024 -#define VFB_DEFAULT_DEPTH 8 -#define VFB_DEFAULT_WHITEPIXEL 1 -#define VFB_DEFAULT_BLACKPIXEL 0 -#define VFB_DEFAULT_LINEBIAS 0 -#define XWD_WINDOW_NAME_LEN 60 - -typedef struct -{ - int scrnum; - int width; - int paddedBytesWidth; - int paddedWidth; - int height; - int depth; - int bitsPerPixel; - int sizeInBytes; - int ncolors; - char *pfbMemory; - XWDColor *pXWDCmap; - XWDFileHeader *pXWDHeader; - Pixel blackPixel; - Pixel whitePixel; - unsigned int lineBias; - CloseScreenProcPtr closeScreen; - -#ifdef HAS_MMAP - int mmap_fd; - char mmap_file[MAXPATHLEN]; -#endif - -#ifdef HAS_SHM - int shmid; -#endif -} vfbScreenInfo, *vfbScreenInfoPtr; - -static int vfbNumScreens; -static vfbScreenInfo vfbScreens[MAXSCREENS]; -static Bool vfbPixmapDepths[33]; -#ifdef HAS_MMAP -static char *pfbdir = NULL; -#endif -typedef enum { NORMAL_MEMORY_FB, SHARED_MEMORY_FB, MMAPPED_FILE_FB } fbMemType; -static fbMemType fbmemtype = NORMAL_MEMORY_FB; -static char needswap = 0; -static int lastScreen = -1; -static Bool Render = TRUE; - -#define swapcopy16(_dst, _src) \ - if (needswap) { CARD16 _s = _src; cpswaps(_s, _dst); } \ - else _dst = _src; - -#define swapcopy32(_dst, _src) \ - if (needswap) { CARD32 _s = _src; cpswapl(_s, _dst); } \ - else _dst = _src; - - -static void -vfbInitializePixmapDepths(void) -{ - int i; - vfbPixmapDepths[1] = TRUE; /* always need bitmaps */ - for (i = 2; i <= 32; i++) - vfbPixmapDepths[i] = FALSE; -} - -static void -vfbInitializeDefaultScreens(void) -{ - int i; - - for (i = 0; i < MAXSCREENS; i++) - { - vfbScreens[i].scrnum = i; - vfbScreens[i].width = VFB_DEFAULT_WIDTH; - vfbScreens[i].height = VFB_DEFAULT_HEIGHT; - vfbScreens[i].depth = VFB_DEFAULT_DEPTH; - vfbScreens[i].blackPixel = VFB_DEFAULT_BLACKPIXEL; - vfbScreens[i].whitePixel = VFB_DEFAULT_WHITEPIXEL; - vfbScreens[i].lineBias = VFB_DEFAULT_LINEBIAS; - vfbScreens[i].pfbMemory = NULL; - } - vfbNumScreens = 1; -} - -static int -vfbBitsPerPixel(int depth) -{ - if (depth == 1) return 1; - else if (depth <= 8) return 8; - else if (depth <= 16) return 16; - else return 32; -} - -void -ddxGiveUp() -{ - int i; - - /* clean up the framebuffers */ - - switch (fbmemtype) - { -#ifdef HAS_MMAP - case MMAPPED_FILE_FB: - for (i = 0; i < vfbNumScreens; i++) - { - if (-1 == unlink(vfbScreens[i].mmap_file)) - { - perror("unlink"); - ErrorF("unlink %s failed, errno %d", - vfbScreens[i].mmap_file, errno); - } - } - break; -#else /* HAS_MMAP */ - case MMAPPED_FILE_FB: - break; -#endif /* HAS_MMAP */ - -#ifdef HAS_SHM - case SHARED_MEMORY_FB: - for (i = 0; i < vfbNumScreens; i++) - { - if (-1 == shmdt((char *)vfbScreens[i].pXWDHeader)) - { - perror("shmdt"); - ErrorF("shmdt failed, errno %d", errno); - } - } - break; -#else /* HAS_SHM */ - case SHARED_MEMORY_FB: - break; -#endif /* HAS_SHM */ - - case NORMAL_MEMORY_FB: - for (i = 0; i < vfbNumScreens; i++) - { - Xfree(vfbScreens[i].pXWDHeader); - } - break; - } -} - -void -AbortDDX() -{ - ddxGiveUp(); -} - -#ifdef __DARWIN__ -void -DarwinHandleGUI(int argc, char *argv[]) -{ -} - -void GlxExtensionInit(); -void GlxWrapInitVisuals(void *procPtr); - -void -DarwinGlxExtensionInit() -{ - GlxExtensionInit(); -} - -void -DarwinGlxWrapInitVisuals( - void *procPtr) -{ - GlxWrapInitVisuals(procPtr); -} -#endif - -void -OsVendorInit() -{ -} - -void -OsVendorFatalError() -{ -} - -void ddxBeforeReset(void) -{ - return; -} - -void -ddxUseMsg() -{ - ErrorF("-screen scrn WxHxD set screen's width, height, depth\n"); - ErrorF("-pixdepths list-of-int support given pixmap depths\n"); -#ifdef RENDER - ErrorF("+/-render turn on/of RENDER extension support" - "(default on)\n"); -#endif - ErrorF("-linebias n adjust thin line pixelization\n"); - ErrorF("-blackpixel n pixel value for black\n"); - ErrorF("-whitepixel n pixel value for white\n"); - -#ifdef HAS_MMAP - ErrorF("-fbdir directory put framebuffers in mmap'ed files in directory\n"); -#endif - -#ifdef HAS_SHM - ErrorF("-shmem put framebuffers in shared memory\n"); -#endif -} - -/* ddxInitGlobals - called by |InitGlobals| from os/util.c */ -void ddxInitGlobals(void) -{ -} - -int -ddxProcessArgument(int argc, char *argv[], int i) -{ - static Bool firstTime = TRUE; - - if (firstTime) - { - vfbInitializeDefaultScreens(); - vfbInitializePixmapDepths(); - firstTime = FALSE; - } - - if (strcmp (argv[i], "-screen") == 0) /* -screen n WxHxD */ - { - int screenNum; - if (i + 2 >= argc) UseMsg(); - screenNum = atoi(argv[i+1]); - if (screenNum < 0 || screenNum >= MAXSCREENS) - { - ErrorF("Invalid screen number %d\n", screenNum); - UseMsg(); - } - if (3 != sscanf(argv[i+2], "%dx%dx%d", - &vfbScreens[screenNum].width, - &vfbScreens[screenNum].height, - &vfbScreens[screenNum].depth)) - { - ErrorF("Invalid screen configuration %s\n", argv[i+2]); - UseMsg(); - } - - if (screenNum >= vfbNumScreens) - vfbNumScreens = screenNum + 1; - lastScreen = screenNum; - return 3; - } - - if (strcmp (argv[i], "-pixdepths") == 0) /* -pixdepths list-of-depth */ - { - int depth, ret = 1; - - if (++i >= argc) UseMsg(); - while ((i < argc) && (depth = atoi(argv[i++])) != 0) - { - if (depth < 0 || depth > 32) - { - ErrorF("Invalid pixmap depth %d\n", depth); - UseMsg(); - } - vfbPixmapDepths[depth] = TRUE; - ret++; - } - return ret; - } - - if (strcmp (argv[i], "+render") == 0) /* +render */ - { - Render = TRUE; - return 1; - } - - if (strcmp (argv[i], "-render") == 0) /* -render */ - { - Render = FALSE; - return 1; - } - - if (strcmp (argv[i], "-blackpixel") == 0) /* -blackpixel n */ - { - Pixel pix; - if (++i >= argc) UseMsg(); - pix = atoi(argv[i]); - if (-1 == lastScreen) - { - int i; - for (i = 0; i < MAXSCREENS; i++) - { - vfbScreens[i].blackPixel = pix; - } - } - else - { - vfbScreens[lastScreen].blackPixel = pix; - } - return 2; - } - - if (strcmp (argv[i], "-whitepixel") == 0) /* -whitepixel n */ - { - Pixel pix; - if (++i >= argc) UseMsg(); - pix = atoi(argv[i]); - if (-1 == lastScreen) - { - int i; - for (i = 0; i < MAXSCREENS; i++) - { - vfbScreens[i].whitePixel = pix; - } - } - else - { - vfbScreens[lastScreen].whitePixel = pix; - } - return 2; - } - - if (strcmp (argv[i], "-linebias") == 0) /* -linebias n */ - { - unsigned int linebias; - if (++i >= argc) UseMsg(); - linebias = atoi(argv[i]); - if (-1 == lastScreen) - { - int i; - for (i = 0; i < MAXSCREENS; i++) - { - vfbScreens[i].lineBias = linebias; - } - } - else - { - vfbScreens[lastScreen].lineBias = linebias; - } - return 2; - } - -#ifdef HAS_MMAP - if (strcmp (argv[i], "-fbdir") == 0) /* -fbdir directory */ - { - if (++i >= argc) UseMsg(); - pfbdir = argv[i]; - fbmemtype = MMAPPED_FILE_FB; - return 2; - } -#endif /* HAS_MMAP */ - -#ifdef HAS_SHM - if (strcmp (argv[i], "-shmem") == 0) /* -shmem */ - { - fbmemtype = SHARED_MEMORY_FB; - return 1; - } -#endif - - return 0; -} - -#ifdef DDXTIME /* from ServerOSDefines */ -CARD32 -GetTimeInMillis() -{ - struct timeval tp; - - X_GETTIMEOFDAY(&tp); - return(tp.tv_sec * 1000) + (tp.tv_usec / 1000); -} -#endif - -static ColormapPtr InstalledMaps[MAXSCREENS]; - -static int -vfbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps) -{ - /* By the time we are processing requests, we can guarantee that there - * is always a colormap installed */ - *pmaps = InstalledMaps[pScreen->myNum]->mid; - return (1); -} - - -static void -vfbInstallColormap(ColormapPtr pmap) -{ - int index = pmap->pScreen->myNum; - ColormapPtr oldpmap = InstalledMaps[index]; - - if (pmap != oldpmap) - { - int entries; - XWDFileHeader *pXWDHeader; - XWDColor *pXWDCmap; - VisualPtr pVisual; - Pixel * ppix; - xrgb * prgb; - xColorItem *defs; - int i; - - if(oldpmap != (ColormapPtr)None) - WalkTree(pmap->pScreen, TellLostMap, (char *)&oldpmap->mid); - /* Install pmap */ - InstalledMaps[index] = pmap; - WalkTree(pmap->pScreen, TellGainedMap, (char *)&pmap->mid); - - entries = pmap->pVisual->ColormapEntries; - pXWDHeader = vfbScreens[pmap->pScreen->myNum].pXWDHeader; - pXWDCmap = vfbScreens[pmap->pScreen->myNum].pXWDCmap; - pVisual = pmap->pVisual; - - swapcopy32(pXWDHeader->visual_class, pVisual->class); - swapcopy32(pXWDHeader->red_mask, pVisual->redMask); - swapcopy32(pXWDHeader->green_mask, pVisual->greenMask); - swapcopy32(pXWDHeader->blue_mask, pVisual->blueMask); - swapcopy32(pXWDHeader->bits_per_rgb, pVisual->bitsPerRGBValue); - swapcopy32(pXWDHeader->colormap_entries, pVisual->ColormapEntries); - - ppix = (Pixel *)ALLOCATE_LOCAL(entries * sizeof(Pixel)); - prgb = (xrgb *)ALLOCATE_LOCAL(entries * sizeof(xrgb)); - defs = (xColorItem *)ALLOCATE_LOCAL(entries * sizeof(xColorItem)); - - for (i = 0; i < entries; i++) ppix[i] = i; - /* XXX truecolor */ - QueryColors(pmap, entries, ppix, prgb); - - for (i = 0; i < entries; i++) { /* convert xrgbs to xColorItems */ - defs[i].pixel = ppix[i] & 0xff; /* change pixel to index */ - defs[i].red = prgb[i].red; - defs[i].green = prgb[i].green; - defs[i].blue = prgb[i].blue; - defs[i].flags = DoRed|DoGreen|DoBlue; - } - (*pmap->pScreen->StoreColors)(pmap, entries, defs); - - DEALLOCATE_LOCAL(ppix); - DEALLOCATE_LOCAL(prgb); - DEALLOCATE_LOCAL(defs); - } -} - -static void -vfbUninstallColormap(ColormapPtr pmap) -{ - ColormapPtr curpmap = InstalledMaps[pmap->pScreen->myNum]; - - if(pmap == curpmap) - { - if (pmap->mid != pmap->pScreen->defColormap) - { - curpmap = (ColormapPtr) LookupIDByType(pmap->pScreen->defColormap, - RT_COLORMAP); - (*pmap->pScreen->InstallColormap)(curpmap); - } - } -} - -static void -vfbStoreColors(ColormapPtr pmap, int ndef, xColorItem *pdefs) -{ - XWDColor *pXWDCmap; - int i; - - if (pmap != InstalledMaps[pmap->pScreen->myNum]) - { - return; - } - - pXWDCmap = vfbScreens[pmap->pScreen->myNum].pXWDCmap; - - if ((pmap->pVisual->class | DynamicClass) == DirectColor) - { - return; - } - - for (i = 0; i < ndef; i++) - { - if (pdefs[i].flags & DoRed) - { - swapcopy16(pXWDCmap[pdefs[i].pixel].red, pdefs[i].red); - } - if (pdefs[i].flags & DoGreen) - { - swapcopy16(pXWDCmap[pdefs[i].pixel].green, pdefs[i].green); - } - if (pdefs[i].flags & DoBlue) - { - swapcopy16(pXWDCmap[pdefs[i].pixel].blue, pdefs[i].blue); - } - } -} - -static Bool -vfbSaveScreen(ScreenPtr pScreen, int on) -{ - return TRUE; -} - -#ifdef HAS_MMAP - -/* this flushes any changes to the screens out to the mmapped file */ -static void -vfbBlockHandler(pointer blockData, OSTimePtr pTimeout, pointer pReadmask) -{ - int i; - - for (i = 0; i < vfbNumScreens; i++) - { -#ifdef MS_ASYNC - if (-1 == msync((caddr_t)vfbScreens[i].pXWDHeader, - (size_t)vfbScreens[i].sizeInBytes, MS_ASYNC)) -#else - /* silly NetBSD and who else? */ - if (-1 == msync((caddr_t)vfbScreens[i].pXWDHeader, - (size_t)vfbScreens[i].sizeInBytes)) -#endif - { - perror("msync"); - ErrorF("msync failed, errno %d", errno); - } - } -} - - -static void -vfbWakeupHandler(pointer blockData, int result, pointer pReadmask) -{ -} - - -static void -vfbAllocateMmappedFramebuffer(vfbScreenInfoPtr pvfb) -{ -#define DUMMY_BUFFER_SIZE 65536 - char dummyBuffer[DUMMY_BUFFER_SIZE]; - int currentFileSize, writeThisTime; - - sprintf(pvfb->mmap_file, "%s/Xvfb_screen%d", pfbdir, pvfb->scrnum); - if (-1 == (pvfb->mmap_fd = open(pvfb->mmap_file, O_CREAT|O_RDWR, 0666))) - { - perror("open"); - ErrorF("open %s failed, errno %d", pvfb->mmap_file, errno); - return; - } - - /* Extend the file to be the proper size */ - - bzero(dummyBuffer, DUMMY_BUFFER_SIZE); - for (currentFileSize = 0; - currentFileSize < pvfb->sizeInBytes; - currentFileSize += writeThisTime) - { - writeThisTime = min(DUMMY_BUFFER_SIZE, - pvfb->sizeInBytes - currentFileSize); - if (-1 == write(pvfb->mmap_fd, dummyBuffer, writeThisTime)) - { - perror("write"); - ErrorF("write %s failed, errno %d", pvfb->mmap_file, errno); - return; - } - } - - /* try to mmap the file */ - - pvfb->pXWDHeader = (XWDFileHeader *)mmap((caddr_t)NULL, pvfb->sizeInBytes, - PROT_READ|PROT_WRITE, - MAP_FILE|MAP_SHARED, - pvfb->mmap_fd, 0); - if (-1 == (long)pvfb->pXWDHeader) - { - perror("mmap"); - ErrorF("mmap %s failed, errno %d", pvfb->mmap_file, errno); - pvfb->pXWDHeader = NULL; - return; - } - - if (!RegisterBlockAndWakeupHandlers(vfbBlockHandler, vfbWakeupHandler, - NULL)) - { - pvfb->pXWDHeader = NULL; - } -} -#endif /* HAS_MMAP */ - - -#ifdef HAS_SHM -static void -vfbAllocateSharedMemoryFramebuffer(vfbScreenInfoPtr pvfb) -{ - /* create the shared memory segment */ - - pvfb->shmid = shmget(IPC_PRIVATE, pvfb->sizeInBytes, IPC_CREAT|0777); - if (pvfb->shmid < 0) - { - perror("shmget"); - ErrorF("shmget %d bytes failed, errno %d", pvfb->sizeInBytes, errno); - return; - } - - /* try to attach it */ - - pvfb->pXWDHeader = (XWDFileHeader *)shmat(pvfb->shmid, 0, 0); - if (-1 == (long)pvfb->pXWDHeader) - { - perror("shmat"); - ErrorF("shmat failed, errno %d", errno); - pvfb->pXWDHeader = NULL; - return; - } - - ErrorF("screen %d shmid %d\n", pvfb->scrnum, pvfb->shmid); -} -#endif /* HAS_SHM */ - -static char * -vfbAllocateFramebufferMemory(vfbScreenInfoPtr pvfb) -{ - if (pvfb->pfbMemory) return pvfb->pfbMemory; /* already done */ - - pvfb->sizeInBytes = pvfb->paddedBytesWidth * pvfb->height; - - /* Calculate how many entries in colormap. This is rather bogus, because - * the visuals haven't even been set up yet, but we need to know because we - * have to allocate space in the file for the colormap. The number 10 - * below comes from the MAX_PSEUDO_DEPTH define in cfbcmap.c. - */ - - if (pvfb->depth <= 10) - { /* single index colormaps */ - pvfb->ncolors = 1 << pvfb->depth; - } - else - { /* decomposed colormaps */ - int nplanes_per_color_component = pvfb->depth / 3; - if (pvfb->depth % 3) nplanes_per_color_component++; - pvfb->ncolors = 1 << nplanes_per_color_component; - } - - /* add extra bytes for XWDFileHeader, window name, and colormap */ - - pvfb->sizeInBytes += SIZEOF(XWDheader) + XWD_WINDOW_NAME_LEN + - pvfb->ncolors * SIZEOF(XWDColor); - - pvfb->pXWDHeader = NULL; - switch (fbmemtype) - { -#ifdef HAS_MMAP - case MMAPPED_FILE_FB: vfbAllocateMmappedFramebuffer(pvfb); break; -#else - case MMAPPED_FILE_FB: break; -#endif - -#ifdef HAS_SHM - case SHARED_MEMORY_FB: vfbAllocateSharedMemoryFramebuffer(pvfb); break; -#else - case SHARED_MEMORY_FB: break; -#endif - - case NORMAL_MEMORY_FB: - pvfb->pXWDHeader = (XWDFileHeader *)Xalloc(pvfb->sizeInBytes); - break; - } - - if (pvfb->pXWDHeader) - { - pvfb->pXWDCmap = (XWDColor *)((char *)pvfb->pXWDHeader - + SIZEOF(XWDheader) + XWD_WINDOW_NAME_LEN); - pvfb->pfbMemory = (char *)(pvfb->pXWDCmap + pvfb->ncolors); - - return pvfb->pfbMemory; - } - else - return NULL; -} - - -static void -vfbWriteXWDFileHeader(ScreenPtr pScreen) -{ - vfbScreenInfoPtr pvfb = &vfbScreens[pScreen->myNum]; - XWDFileHeader *pXWDHeader = pvfb->pXWDHeader; - char hostname[XWD_WINDOW_NAME_LEN]; - unsigned long swaptest = 1; - int i; - - needswap = *(char *) &swaptest; - - pXWDHeader->header_size = (char *)pvfb->pXWDCmap - (char *)pvfb->pXWDHeader; - pXWDHeader->file_version = XWD_FILE_VERSION; - - pXWDHeader->pixmap_format = ZPixmap; - pXWDHeader->pixmap_depth = pvfb->depth; - pXWDHeader->pixmap_height = pXWDHeader->window_height = pvfb->height; - pXWDHeader->xoffset = 0; - pXWDHeader->byte_order = IMAGE_BYTE_ORDER; - pXWDHeader->bitmap_bit_order = BITMAP_BIT_ORDER; -#ifndef INTERNAL_VS_EXTERNAL_PADDING - pXWDHeader->pixmap_width = pXWDHeader->window_width = pvfb->width; - pXWDHeader->bitmap_unit = BITMAP_SCANLINE_UNIT; - pXWDHeader->bitmap_pad = BITMAP_SCANLINE_PAD; -#else - pXWDHeader->pixmap_width = pXWDHeader->window_width = pvfb->paddedWidth; - pXWDHeader->bitmap_unit = BITMAP_SCANLINE_UNIT_PROTO; - pXWDHeader->bitmap_pad = BITMAP_SCANLINE_PAD_PROTO; -#endif - pXWDHeader->bits_per_pixel = pvfb->bitsPerPixel; - pXWDHeader->bytes_per_line = pvfb->paddedBytesWidth; - pXWDHeader->ncolors = pvfb->ncolors; - - /* visual related fields are written when colormap is installed */ - - pXWDHeader->window_x = pXWDHeader->window_y = 0; - pXWDHeader->window_bdrwidth = 0; - - /* write xwd "window" name: Xvfb hostname:server.screen */ - - if (-1 == gethostname(hostname, sizeof(hostname))) - hostname[0] = 0; - else - hostname[XWD_WINDOW_NAME_LEN-1] = 0; - sprintf((char *)(pXWDHeader+1), "Xvfb %s:%s.%d", hostname, display, - pScreen->myNum); - - /* write colormap pixel slot values */ - - for (i = 0; i < pvfb->ncolors; i++) - { - pvfb->pXWDCmap[i].pixel = i; - } - - /* byte swap to most significant byte first */ - - if (needswap) - { - SwapLongs((CARD32 *)pXWDHeader, SIZEOF(XWDheader)/4); - for (i = 0; i < pvfb->ncolors; i++) - { - register char n; - swapl(&pvfb->pXWDCmap[i].pixel, n); - } - } -} - - -static Bool -vfbCursorOffScreen (ScreenPtr *ppScreen, int *x, int *y) -{ - return FALSE; -} - -static void -vfbCrossScreen (ScreenPtr pScreen, Bool entering) -{ -} - -static miPointerScreenFuncRec vfbPointerCursorFuncs = -{ - vfbCursorOffScreen, - vfbCrossScreen, - miPointerWarpCursor -}; - -static Bool -vfbCloseScreen(int index, ScreenPtr pScreen) -{ - vfbScreenInfoPtr pvfb = &vfbScreens[index]; - int i; - - pScreen->CloseScreen = pvfb->closeScreen; - - /* - * XXX probably lots of stuff to clean. For now, - * clear InstalledMaps[] so that server reset works correctly. - */ - for (i = 0; i < MAXSCREENS; i++) - InstalledMaps[i] = NULL; - - return pScreen->CloseScreen(index, pScreen); -} - -static Bool -vfbScreenInit(int index, ScreenPtr pScreen, int argc, char **argv) -{ - vfbScreenInfoPtr pvfb = &vfbScreens[index]; - int dpix = monitorResolution, dpiy = monitorResolution; - int ret; - char *pbits; - - if (dpix == 0) - dpix = 100; - - if (dpiy == 0) - dpiy = 100; - - pvfb->paddedBytesWidth = PixmapBytePad(pvfb->width, pvfb->depth); - pvfb->bitsPerPixel = vfbBitsPerPixel(pvfb->depth); - if (pvfb->bitsPerPixel >= 8 ) - pvfb->paddedWidth = pvfb->paddedBytesWidth / (pvfb->bitsPerPixel / 8); - else - pvfb->paddedWidth = pvfb->paddedBytesWidth * 8; - pbits = vfbAllocateFramebufferMemory(pvfb); - if (!pbits) return FALSE; - - miSetPixmapDepths (); - - switch (pvfb->depth) { - case 8: - miSetVisualTypesAndMasks (8, - ((1 << StaticGray) | - (1 << GrayScale) | - (1 << StaticColor) | - (1 << PseudoColor) | - (1 << TrueColor) | - (1 << DirectColor)), - 8, PseudoColor, 0, 0, 0); - break; -#if 0 - /* 12bit PseudoColor with 12bit color resolution - * (to simulate SGI hardware and the 12bit PseudoColor emulation layer) */ - case 12: - miSetVisualTypesAndMasks (12, - ((1 << StaticGray) | - (1 << GrayScale) | - (1 << StaticColor) | - (1 << PseudoColor) | - (1 << TrueColor) | - (1 << DirectColor)), - 12, PseudoColor, 0, 0, 0); - break; -#endif - case 15: - miSetVisualTypesAndMasks (15, - ((1 << TrueColor) | - (1 << DirectColor)), - 8, TrueColor, 0x7c00, 0x03e0, 0x001f); - break; - case 16: - miSetVisualTypesAndMasks (16, - ((1 << TrueColor) | - (1 << DirectColor)), - 8, TrueColor, 0xf800, 0x07e0, 0x001f); - break; - case 24: - miSetVisualTypesAndMasks (24, - ((1 << TrueColor) | - (1 << DirectColor)), - 8, TrueColor, 0xff0000, 0x00ff00, 0x0000ff); - break; -#if 0 - /* 30bit TrueColor (to simulate Sun's XVR-1000/-4000 high quality - * framebuffer series) */ - case 30: - miSetVisualTypesAndMasks (30, - ((1 << TrueColor) | - (1 << DirectColor)), - 10, TrueColor, 0x3ff00000, 0x000ffc00, 0x000003ff); - break; -#endif - } - - ret = fbScreenInit(pScreen, pbits, pvfb->width, pvfb->height, - dpix, dpiy, pvfb->paddedWidth,pvfb->bitsPerPixel); -#ifdef RENDER - if (ret && Render) - fbPictureInit (pScreen, 0, 0); -#endif - - if (!ret) return FALSE; - - miInitializeBackingStore(pScreen); - - /* - * Circumvent the backing store that was just initialised. This amounts - * to a truely bizarre way of initialising SaveDoomedAreas and friends. - */ - - pScreen->InstallColormap = vfbInstallColormap; - pScreen->UninstallColormap = vfbUninstallColormap; - pScreen->ListInstalledColormaps = vfbListInstalledColormaps; - - pScreen->SaveScreen = vfbSaveScreen; - pScreen->StoreColors = vfbStoreColors; - - miDCInitialize(pScreen, &vfbPointerCursorFuncs); - - vfbWriteXWDFileHeader(pScreen); - - pScreen->blackPixel = pvfb->blackPixel; - pScreen->whitePixel = pvfb->whitePixel; - - ret = fbCreateDefColormap(pScreen); - - miSetZeroLineBias(pScreen, pvfb->lineBias); - - pvfb->closeScreen = pScreen->CloseScreen; - pScreen->CloseScreen = vfbCloseScreen; - - return ret; - -} /* end vfbScreenInit */ - - -void -InitOutput(ScreenInfo *screenInfo, int argc, char **argv) -{ - int i; - int NumFormats = 0; - - /* initialize pixmap formats */ - - /* must have a pixmap depth to match every screen depth */ - for (i = 0; i < vfbNumScreens; i++) - { - vfbPixmapDepths[vfbScreens[i].depth] = TRUE; - } - - /* RENDER needs a good set of pixmaps. */ - if (Render) { - vfbPixmapDepths[1] = TRUE; - vfbPixmapDepths[4] = TRUE; - vfbPixmapDepths[8] = TRUE; -#if 0 - vfbPixmapDepths[12] = TRUE; -#endif -/* vfbPixmapDepths[15] = TRUE; */ - vfbPixmapDepths[16] = TRUE; - vfbPixmapDepths[24] = TRUE; -#if 0 - vfbPixmapDepths[30] = TRUE; -#endif - vfbPixmapDepths[32] = TRUE; - } - - for (i = 1; i <= 32; i++) - { - if (vfbPixmapDepths[i]) - { - if (NumFormats >= MAXFORMATS) - FatalError ("MAXFORMATS is too small for this server\n"); - screenInfo->formats[NumFormats].depth = i; - screenInfo->formats[NumFormats].bitsPerPixel = vfbBitsPerPixel(i); - screenInfo->formats[NumFormats].scanlinePad = BITMAP_SCANLINE_PAD; - NumFormats++; - } - } - - screenInfo->imageByteOrder = IMAGE_BYTE_ORDER; - screenInfo->bitmapScanlineUnit = BITMAP_SCANLINE_UNIT; - screenInfo->bitmapScanlinePad = BITMAP_SCANLINE_PAD; - screenInfo->bitmapBitOrder = BITMAP_BIT_ORDER; - screenInfo->numPixmapFormats = NumFormats; - - /* initialize screens */ - - for (i = 0; i < vfbNumScreens; i++) - { - if (-1 == AddScreen(vfbScreenInit, argc, argv)) - { - FatalError("Couldn't add screen %d", i); - } - } - -} /* end InitOutput */ - -/* this is just to get the server to link on AIX */ -#ifdef AIXV3 -int SelectWaitTime = 10000; /* usec */ -#endif - |