/* * xprAddPseudoramiXScreens * Add a single virtual screen encompassing all the physical screens * with PseudoramiX. */ static void xprAddPseudoramiXScreens(int *x, int *y, int *width, int *height, ScreenPtr pScreen) { CGDisplayCount i, displayCount; CGDirectDisplayID *displayList = NULL; CGRect unionRect = CGRectNull, frame; // Find all the CoreGraphics displays CGGetActiveDisplayList(0, NULL, &displayCount); DEBUG_LOG("displayCount: %d\n", (int)displayCount); if(!displayCount) { ErrorF("CoreGraphics has reported no connected displays. Creating a stub 800x600 display.\n"); *x = *y = 0; *width = 800; *height = 600; PseudoramiXAddScreen(*x, *y, *width, *height); return; } displayList = malloc(displayCount * sizeof(CGDirectDisplayID)); if(!displayList) FatalError("Unable to allocate memory for list of displays.\n"); CGGetActiveDisplayList(displayCount, displayList, &displayCount); QuartzCopyDisplayIDs(pScreen, displayCount, displayList); /* Get the union of all screens */ for (i = 0; i < displayCount; i++) { CGDirectDisplayID dpy = displayList[i]; frame = displayScreenBounds(dpy); unionRect = CGRectUnion(unionRect, frame); } /* Use unionRect as the screen size for the X server. */ *x = unionRect.origin.x; *y = unionRect.origin.y; *width = unionRect.size.width; *height = unionRect.size.height; DEBUG_LOG(" screen union origin: (%d,%d) size: (%d,%d).\n", *x, *y, *width, *height); /* Tell PseudoramiX about the real screens. */ for (i = 0; i < displayCount; i++) { CGDirectDisplayID dpy = displayList[i]; frame = displayScreenBounds(dpy); frame.origin.x -= unionRect.origin.x; frame.origin.y -= unionRect.origin.y; DEBUG_LOG(" placed at X11 coordinate (%d,%d).\n", (int)frame.origin.x, (int)frame.origin.y); PseudoramiXAddScreen(frame.origin.x, frame.origin.y, frame.size.width, frame.size.height); } free(displayList); }
/* * xprAddPseudoramiXScreens * Add a single virtual screen encompassing all the physical screens * with PseudoramiX. */ static void xprAddPseudoramiXScreens(int *x, int *y, int *width, int *height) { CGDisplayCount i, displayCount; CGDirectDisplayID *displayList = NULL; CGRect unionRect = CGRectNull, frame; // Find all the CoreGraphics displays CGGetActiveDisplayList(0, NULL, &displayCount); displayList = xalloc(displayCount * sizeof(CGDirectDisplayID)); CGGetActiveDisplayList(displayCount, displayList, &displayCount); /* Get the union of all screens */ for (i = 0; i < displayCount; i++) { CGDirectDisplayID dpy = displayList[i]; frame = displayScreenBounds(dpy); unionRect = CGRectUnion(unionRect, frame); } /* Use unionRect as the screen size for the X server. */ *x = unionRect.origin.x; *y = unionRect.origin.y; *width = unionRect.size.width; *height = unionRect.size.height; /* Tell PseudoramiX about the real screens. */ for (i = 0; i < displayCount; i++) { CGDirectDisplayID dpy = displayList[i]; frame = displayScreenBounds(dpy); ErrorF("PseudoramiX screen %d added: %dx%d @ (%d,%d).\n", i, (int)frame.size.width, (int)frame.size.height, (int)frame.origin.x, (int)frame.origin.y); frame.origin.x -= unionRect.origin.x; frame.origin.y -= unionRect.origin.y; ErrorF("PseudoramiX screen %d placed at X11 coordinate (%d,%d).\n", i, (int)frame.origin.x, (int)frame.origin.y); PseudoramiXAddScreen(frame.origin.x, frame.origin.y, frame.size.width, frame.size.height); } xfree(displayList); }
void InitOutput(ScreenInfo * pScreenInfo, int argc, char *argv[]) { int i; if (serverGeneration == 1) XwinExtensionInit(); /* Log the command line */ winLogCommandLine(argc, argv); #if CYGDEBUG winDebug("InitOutput\n"); #endif /* Validate command-line arguments */ if (serverGeneration == 1 && !winValidateArgs()) { FatalError("InitOutput - Invalid command-line arguments found. " "Exiting.\n"); } /* Check for duplicate invocation on same display number. */ if (serverGeneration == 1 && !winCheckDisplayNumber()) { if (g_fSilentDupError) g_fSilentFatalError = TRUE; FatalError("InitOutput - Duplicate invocation on display " "number: %s. Exiting.\n", display); } #ifdef XWIN_XF86CONFIG /* Try to read the xorg.conf-style configuration file */ if (!winReadConfigfile()) winErrorFVerb(1, "InitOutput - Error reading config file\n"); #else winMsg(X_INFO, "xorg.conf is not supported\n"); winMsg(X_INFO, "See http://x.cygwin.com/docs/faq/cygwin-x-faq.html " "for more information\n"); winConfigFiles(); #endif /* Load preferences from XWinrc file */ LoadPreferences(); /* Setup global screen info parameters */ pScreenInfo->imageByteOrder = IMAGE_BYTE_ORDER; pScreenInfo->bitmapScanlinePad = BITMAP_SCANLINE_PAD; pScreenInfo->bitmapScanlineUnit = BITMAP_SCANLINE_UNIT; pScreenInfo->bitmapBitOrder = BITMAP_BIT_ORDER; pScreenInfo->numPixmapFormats = NUMFORMATS; /* Describe how we want common pixmap formats padded */ for (i = 0; i < NUMFORMATS; i++) { pScreenInfo->formats[i] = g_PixmapFormats[i]; } /* Load pointers to DirectDraw functions */ winGetDDProcAddresses(); /* Detect supported engines */ winDetectSupportedEngines(); #ifdef XWIN_MULTIWINDOW /* Load libraries for taskbar grouping */ winPropertyStoreInit(); #endif /* Store the instance handle */ g_hInstance = GetModuleHandle(NULL); /* Create the messaging window */ if (serverGeneration == 1) winCreateMsgWindowThread(); /* Initialize each screen */ for (i = 0; i < g_iNumScreens; ++i) { /* Initialize the screen */ if (-1 == AddScreen(winScreenInit, argc, argv)) { FatalError("InitOutput - Couldn't add screen %d", i); } } /* Unless full xinerama has been explicitly enabled, register all native screens with pseudoramiX */ if (!noPanoramiXExtension) noPseudoramiXExtension = TRUE; if ((g_ScreenInfo[0].fMultipleMonitors) && !noPseudoramiXExtension) { int pass; PseudoramiXExtensionInit(); /* Add primary monitor on pass 0, other monitors on pass 1, to ensure the primary monitor is first in XINERAMA list */ for (pass = 0; pass < 2; pass++) { int iMonitor; for (iMonitor = 1; ; iMonitor++) { struct GetMonitorInfoData data; QueryMonitor(iMonitor, &data); if (data.bMonitorSpecifiedExists) { MONITORINFO mi; mi.cbSize = sizeof(MONITORINFO); if (GetMonitorInfo(data.monitorHandle, &mi)) { /* pass == 1 XOR primary monitor flags is set */ if ((!(pass == 1)) != (!(mi.dwFlags & MONITORINFOF_PRIMARY))) { /* Note the screen origin in a normalized coordinate space where (0,0) is at the top left of the native virtual desktop area */ data.monitorOffsetX = data.monitorOffsetX - GetSystemMetrics(SM_XVIRTUALSCREEN); data.monitorOffsetY = data.monitorOffsetY - GetSystemMetrics(SM_YVIRTUALSCREEN); winDebug ("InitOutput - screen %d added at virtual desktop coordinate (%d,%d) (pseudoramiX) \n", iMonitor-1, data.monitorOffsetX, data.monitorOffsetY); PseudoramiXAddScreen(data.monitorOffsetX, data.monitorOffsetY, data.monitorWidth, data.monitorHeight); } } } else break; } } } #if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW) /* Generate a cookie used by internal clients for authorization */ if (g_fXdmcpEnabled || g_fAuthEnabled) winGenerateAuthorization(); /* Perform some one time initialization */ if (1 == serverGeneration) { /* * setlocale applies to all threads in the current process. * Apply locale specified in LANG environment variable. */ setlocale(LC_ALL, ""); } #endif #if CYGDEBUG || YES winDebug("InitOutput - Returning.\n"); #endif }