int nodeup_timeout(void) {
struct timeval now;
/* Start the worker if it's time... */
gettimeofday(&now, 0);
if (nclients > 0 && TIMEVALDIFF(now, last_accept) >= conf.startup_delay)
nodeup_start_worker();
return 0;
}
static int
getTimeToNextRedraw (CompScreen *s,
struct timeval *lastTv)
{
struct timeval tv;
int diff;
gettimeofday (&tv, 0);
diff = TIMEVALDIFF (&tv, lastTv);
if (diff > s->redrawTime)
return 0;
return s->redrawTime - diff;
}
int nodeup_select_1(int *maxfd, fd_set *rset, fd_set *wset,
fd_set *eset, struct timeval *tmo) {
long tm;
struct timeval now;
if (child_pid == 0) {
FD_SET(conf.fd, rset);
if (conf.fd > *maxfd) *maxfd = conf.fd;
/* If there's no worker running, figure out how much longer
* we're willing to wait for clients to appear. */
if (nclients > 0) {
gettimeofday(&now, 0);
tm = conf.startup_delay - TIMEVALDIFF(now, last_accept);
if (tm < 0) tm = 0;
if (tmo->tv_sec * 1000000 + tmo->tv_usec > tm) {
tmo->tv_sec = tm / 1000000;
tmo->tv_usec = tm % 1000000;
}
}
}
return 0;
}
void
eventLoop (void)
{
XEvent event;
struct pollfd ufd;
int timeDiff;
struct timeval tv;
Region tmpRegion;
CompDisplay *display = compDisplays;
CompScreen *s = display->screens;
int timeToNextRedraw = 0;
CompWindow *move = 0;
int px = 0, py = 0;
CompTimeout *t;
tmpRegion = XCreateRegion ();
if (!tmpRegion)
{
fprintf (stderr, "%s: Couldn't create region\n", programName);
return;
}
ufd.fd = ConnectionNumber (display->display);
ufd.events = POLLIN;
for (;;)
{
if (display->dirtyPluginList)
updatePlugins (display);
if (restartSignal)
{
execvp (programName, programArgv);
exit (1);
}
while (XPending (display->display))
{
XNextEvent (display->display, &event);
/* translate root window */
if (testMode)
{
Window root, child;
switch (event.type) {
case ButtonPress:
if (!move)
{
px = event.xbutton.x;
py = event.xbutton.y;
move = findWindowAt (display, event.xbutton.window,
px, py);
if (move)
{
XRaiseWindow (display->display, move->id);
continue;
}
}
case ButtonRelease:
move = 0;
root = translateToRootWindow (display,
event.xbutton.window);
XTranslateCoordinates (display->display,
event.xbutton.root, root,
event.xbutton.x_root,
event.xbutton.y_root,
&event.xbutton.x_root,
&event.xbutton.y_root,
&child);
event.xbutton.root = root;
break;
case KeyPress:
case KeyRelease:
root = translateToRootWindow (display, event.xkey.window);
XTranslateCoordinates (display->display,
event.xkey.root, root,
event.xkey.x_root,
event.xkey.y_root,
&event.xkey.x_root,
&event.xkey.y_root,
&child);
event.xkey.root = root;
break;
case MotionNotify:
if (move)
{
XMoveWindow (display->display, move->id,
move->attrib.x + event.xbutton.x - px,
move->attrib.y + event.xbutton.y - py);
px = event.xbutton.x;
py = event.xbutton.y;
continue;
}
root = translateToRootWindow (display,
event.xmotion.window);
XTranslateCoordinates (display->display,
event.xmotion.root, root,
event.xmotion.x_root,
event.xmotion.y_root,
&event.xmotion.x_root,
&event.xmotion.y_root,
&child);
event.xmotion.root = root;
default:
break;
}
}
/* add virtual modifiers */
switch (event.type) {
case ButtonPress:
event.xbutton.state |= CompPressMask;
event.xbutton.state =
realToVirtualModMask (display, event.xbutton.state);
break;
case ButtonRelease:
event.xbutton.state |= CompReleaseMask;
event.xbutton.state =
realToVirtualModMask (display, event.xbutton.state);
break;
case KeyPress:
event.xkey.state |= CompPressMask;
event.xkey.state = realToVirtualModMask (display,
event.xkey.state);
break;
case KeyRelease:
event.xkey.state |= CompReleaseMask;
event.xkey.state = realToVirtualModMask (display,
event.xkey.state);
break;
case MotionNotify:
event.xmotion.state =
realToVirtualModMask (display, event.xmotion.state);
break;
default:
break;
}
(*display->handleEvent) (display, &event);
}
if (s->allDamaged || REGION_NOT_EMPTY (s->damage))
{
if (timeToNextRedraw == 0)
{
/* wait for X drawing requests to finish
glXWaitX (); */
gettimeofday (&tv, 0);
timeDiff = TIMEVALDIFF (&tv, &s->lastRedraw);
(*s->preparePaintScreen) (s, timeDiff);
if (s->allDamaged)
{
EMPTY_REGION (s->damage);
s->allDamaged = 0;
(*s->paintScreen) (s,
&defaultScreenPaintAttrib,
&defaultWindowPaintAttrib,
&s->region,
PAINT_SCREEN_REGION_MASK |
PAINT_SCREEN_FULL_MASK);
glXSwapBuffers (s->display->display, s->root);
}
else
{
XIntersectRegion (s->damage, &s->region, tmpRegion);
EMPTY_REGION (s->damage);
if ((*s->paintScreen) (s,
&defaultScreenPaintAttrib,
&defaultWindowPaintAttrib,
tmpRegion,
PAINT_SCREEN_REGION_MASK))
{
BoxPtr pBox;
int nBox, y;
glEnable (GL_SCISSOR_TEST);
glDrawBuffer (GL_FRONT);
pBox = tmpRegion->rects;
nBox = tmpRegion->numRects;
while (nBox--)
{
y = s->height - pBox->y2;
glBitmap (0, 0, 0, 0,
pBox->x1 - s->rasterX, y - s->rasterY,
NULL);
s->rasterX = pBox->x1;
s->rasterY = y;
glScissor (pBox->x1, y,
pBox->x2 - pBox->x1,
pBox->y2 - pBox->y1);
glCopyPixels (pBox->x1, y,
pBox->x2 - pBox->x1,
pBox->y2 - pBox->y1,
GL_COLOR);
pBox++;
}
glDrawBuffer (GL_BACK);
glDisable (GL_SCISSOR_TEST);
glFlush ();
}
else
{
(*s->paintScreen) (s,
&defaultScreenPaintAttrib,
&defaultWindowPaintAttrib,
&s->region,
PAINT_SCREEN_FULL_MASK);
glXSwapBuffers (s->display->display, s->root);
}
}
s->lastRedraw = tv;
(*s->donePaintScreen) (s);
/* remove destroyed windows */
while (s->pendingDestroys)
{
CompWindow *w;
for (w = s->windows; w; w = w->next)
{
if (w->destroyed)
{
addWindowDamage (w);
removeWindow (w);
break;
}
}
s->pendingDestroys--;
}
}
timeToNextRedraw = getTimeToNextRedraw (s, &s->lastRedraw);
if (timeToNextRedraw)
timeToNextRedraw = poll (&ufd, 1, timeToNextRedraw);
}
else
{
if (timeouts)
{
if (timeouts->left > 0)
poll (&ufd, 1, timeouts->left);
gettimeofday (&tv, 0);
timeDiff = TIMEVALDIFF (&tv, &lastTimeout);
for (t = timeouts; t; t = t->next)
t->left -= timeDiff;
while (timeouts && timeouts->left <= 0)
{
t = timeouts;
if ((*t->callBack) (t->closure))
{
timeouts = t->next;
addTimeout (t);
}
else
{
timeouts = t->next;
free (t);
}
}
s->lastRedraw = lastTimeout = tv;
}
else
{
poll (&ufd, 1, 1000);
gettimeofday (&s->lastRedraw, 0);
}
/* just redraw immediately */
timeToNextRedraw = 0;
}
}
}
