/*
* 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
}
