int main() {
Display *disp;
XRRScreenResources *screen;
XRROutputInfo *info;
XRRCrtcInfo *crtc_info;
int iscres;
int icrtc;
disp = XOpenDisplay(0);
screen = XRRGetScreenResources (disp, DefaultRootWindow(disp));
for (iscres = screen->noutput; iscres > 0; ) {
--iscres;
info = XRRGetOutputInfo (disp, screen, screen->outputs[iscres]);
if (info->connection == RR_Connected) {
for (icrtc = info->ncrtc; icrtc > 0;) {
--icrtc;
crtc_info = XRRGetCrtcInfo (disp, screen, screen->crtcs[icrtc]);
fprintf(stderr, "==> %dx%d+%dx%d\n", crtc_info->x, crtc_info->y, crtc_info->width, crtc_info->height);
XRRFreeCrtcInfo(crtc_info);
}
}
XRRFreeOutputInfo (info);
}
XRRFreeScreenResources(screen);
return 0;
}
void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
{
if (_glfw.x11.randr.available)
{
XRRScreenResources* sr;
XRRCrtcInfo* ci;
sr = XRRGetScreenResources(_glfw.x11.display, _glfw.x11.root);
ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);
mode->width = ci->width;
mode->height = ci->height;
mode->refreshRate = calculateRefreshRate(getModeInfo(sr, ci->mode));
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
}
else
{
mode->width = DisplayWidth(_glfw.x11.display, _glfw.x11.screen);
mode->height = DisplayHeight(_glfw.x11.display, _glfw.x11.screen);
mode->refreshRate = 0;
}
_glfwSplitBPP(DefaultDepth(_glfw.x11.display, _glfw.x11.screen),
&mode->redBits, &mode->greenBits, &mode->blueBits);
}
/* Caller must free return value */
static XRROutputInfo*
find_output_xrandr(Display *dpy, const char *output_name)
{
XRRScreenResources *res;
XRROutputInfo *output_info = NULL;
int i;
int found = 0;
res = XRRGetScreenResources(dpy, DefaultRootWindow(dpy));
for (i = 0; i < res->noutput && !found; i++)
{
output_info = XRRGetOutputInfo(dpy, res, res->outputs[i]);
if (output_info->crtc && output_info->connection == RR_Connected &&
strcmp(output_info->name, output_name) == 0)
{
found = 1;
break;
}
XRRFreeOutputInfo(output_info);
}
XRRFreeScreenResources(res);
if (!found)
output_info = NULL;
return output_info;
}
static inline void _gfx_x11_leave_fullscreen(
GFX_X11_Monitor* monitor)
{
Window root =
XRootWindowOfScreen(monitor->screen);
XRRScreenResources* res =
XRRGetScreenResources(_gfx_x11.display, root);
XRRCrtcInfo* crtc =
XRRGetCrtcInfo(_gfx_x11.display, res, monitor->crtc);
/* Set mode */
XRRSetCrtcConfig(
_gfx_x11.display,
res,
monitor->crtc,
crtc->timestamp,
crtc->x,
crtc->y,
monitor->mode,
crtc->rotation,
crtc->outputs,
crtc->noutput
);
XRRFreeCrtcInfo(crtc);
XRRFreeScreenResources(res);
}
static int
map_output_xrandr(Display *dpy, int deviceid, const char *output_name)
{
int rc = EXIT_FAILURE;
XRRScreenResources *res;
XRROutputInfo *output_info;
res = XRRGetScreenResources(dpy, DefaultRootWindow(dpy));
output_info = find_output_xrandr(dpy, output_name);
/* crtc holds our screen info, need to compare to actual screen size */
if (output_info)
{
XRRCrtcInfo *crtc_info;
Matrix m;
matrix_set_unity(&m);
crtc_info = XRRGetCrtcInfo (dpy, res, output_info->crtc);
set_transformation_matrix(dpy, &m, crtc_info->x, crtc_info->y,
crtc_info->width, crtc_info->height);
rc = apply_matrix(dpy, deviceid, &m);
XRRFreeCrtcInfo(crtc_info);
XRRFreeOutputInfo(output_info);
} else
printf("Unable to find output '%s'. "
"Output may not be connected.\n", output_name);
XRRFreeScreenResources(res);
return rc;
}
std::vector<display::mode> display::modes() const
{
std::vector<display::mode> result;
if (randr.is_available)
{
XRRScreenResources* sr = XRRGetScreenResources(g_display, g_root);
XRRCrtcInfo* ci = XRRGetCrtcInfo(g_display, sr, crtc);
XRROutputInfo* oi = XRRGetOutputInfo(g_display, sr, output);
for (int i = 0; i < oi->nmode; ++i)
{
XRRModeInfo const* mi = mode_info(sr, oi->modes[i]);
if (mi && !(mi->modeFlags & RR_Interlace))
{
result.emplace_back(make_mode(mi, ci));
}
}
XRRFreeOutputInfo(oi);
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
std::sort(result.begin(), result.end());
result.erase(std::unique(result.begin(), result.end()), result.end());
}
else
{
result.emplace_back(current_mode());
}
return result;
}
void
xfce_randr_reload (XfceRandr *randr)
{
Display *xdisplay;
GdkWindow *root_window;
xfce_randr_cleanup (randr);
/* get the x display */
xdisplay = gdk_x11_display_get_xdisplay (randr->priv->display);
/* get the root window */
root_window = gdk_get_default_root_window ();
/* get the screen resource */
#ifdef HAS_RANDR_ONE_POINT_THREE
/* xfce_randr_reload() is only called after a xrandr notification, which
means that X is aware of the new hardware already. So, if possible,
do not reprobe the hardware again. */
if (randr->priv->has_1_3)
randr->priv->resources = XRRGetScreenResourcesCurrent (xdisplay, GDK_WINDOW_XID (root_window));
else
#endif
randr->priv->resources = XRRGetScreenResources (xdisplay, GDK_WINDOW_XID (root_window));
/* repopulate */
xfce_randr_populate (randr, xdisplay, root_window);
}
int get_monitor_dims(int *ret_left_x, int *ret_right_x,
int *ret_top_y, int *ret_bottom_y, int i) {
Display *display;
if (!(display = XOpenDisplay(0))) { return ERR_COULDNT_OPEN_X_DISPLAY; }
XRRScreenResources *screen_res =
XRRGetScreenResources(display, DefaultRootWindow(display));
*ret_left_x = INT_MAX;
*ret_right_x = INT_MIN;
*ret_top_y = INT_MAX;
*ret_bottom_y = INT_MIN;
int nmonitors = 0;
XRRGetMonitors(display, DefaultRootWindow(display), 1, &nmonitors);
/* If the user requests a screen outside of the number of monitors, exit */
if (i >= nmonitors) {
return ERR_MONITOR_DNE;
}
XRRCrtcInfo *screen_info =
XRRGetCrtcInfo(display, screen_res, screen_res->crtcs[i]);
*ret_left_x = screen_info->x;
*ret_right_x = screen_info->x + screen_info->width;
*ret_top_y = screen_info->y;
*ret_bottom_y = screen_info->y + screen_info->height;
return 0;
}
// Restore the saved (original) video mode for the specified monitor
//
void _glfwRestoreVideoMode(_GLFWmonitor* monitor)
{
if (_glfw.x11.randr.available)
{
XRRScreenResources* sr;
XRRCrtcInfo* ci;
if (monitor->x11.oldMode == None)
return;
sr = XRRGetScreenResources(_glfw.x11.display, _glfw.x11.root);
ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);
XRRSetCrtcConfig(_glfw.x11.display,
sr, monitor->x11.crtc,
CurrentTime,
ci->x, ci->y,
monitor->x11.oldMode,
ci->rotation,
ci->outputs,
ci->noutput);
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
monitor->x11.oldMode = None;
}
}
void _glfwPlatformGetMonitorPos(_GLFWmonitor* monitor, int* xpos, int* ypos)
{
if (_glfw.x11.randr.available)
{
XRRScreenResources* sr;
XRRCrtcInfo* ci;
sr = XRRGetScreenResources(_glfw.x11.display, _glfw.x11.root);
ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);
if (xpos)
*xpos = ci->x;
if (ypos)
*ypos = ci->y;
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
}
else
{
if (xpos)
*xpos = 0;
if (ypos)
*ypos = 0;
}
}
void eventNotifier::do_RRNotify (XEvent *eventp)
{
XRRNotifyEvent *e = (XRRNotifyEvent *) eventp;
XRRScreenResources *screen_resources;
XRRUpdateConfiguration (eventp);
screen_resources = XRRGetScreenResources (m_pDpy, m_screen);
prologue (eventp, "RRNotify");
switch (e->subtype) {
case RRNotify_OutputChange:
qDebug() << "OutputChange";
// do_RRNotify_OutputChange (eventp, screen_resources); break;
break;
case RRNotify_CrtcChange:
qDebug() << "CrtcChange";
// do_RRNotify_CrtcChange (eventp, screen_resources); break;
break;
case RRNotify_OutputProperty:
qDebug() << "OutputProperty";
// do_RRNotify_OutputProperty (eventp, screen_resources); break;
break;
default:
printf (" subtype %d\n", e->subtype);
}
XRRFreeScreenResources (screen_resources);
}
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
{
GLFWvidmode* result;
*found = 0;
// Build array of available resolutions
if (_glfw.x11.randr.available && !_glfw.x11.randr.monitorBroken)
{
int i, j;
XRRScreenResources* sr;
XRROutputInfo* oi;
sr = XRRGetScreenResources(_glfw.x11.display, _glfw.x11.root);
oi = XRRGetOutputInfo(_glfw.x11.display, sr, monitor->x11.output);
result = calloc(oi->nmode, sizeof(GLFWvidmode));
for (i = 0; i < oi->nmode; i++)
{
const XRRModeInfo* mi = getModeInfo(sr, oi->modes[i]);
if (!modeIsGood(mi))
continue;
const GLFWvidmode mode = vidmodeFromModeInfo(mi);
for (j = 0; j < *found; j++)
{
if (result[j].width == mode.width &&
result[j].height == mode.height &&
result[j].refreshRate == mode.refreshRate)
{
break;
}
}
if (j < *found)
{
// This is a duplicate, so skip it
continue;
}
result[*found] = mode;
(*found)++;
}
XRRFreeOutputInfo(oi);
XRRFreeScreenResources(sr);
}
else
{
*found = 1;
result = calloc(1, sizeof(GLFWvidmode));
_glfwPlatformGetVideoMode(monitor, result);
}
return result;
}
int get_monitor_dims_of_focused_screen(int use_anchors, int *ret_left_x, int *ret_right_x,
int *ret_top_y, int *ret_bottom_y) {
Display *dpy;
if (!(dpy = XOpenDisplay(0))) { return ERR_COULDNT_OPEN_X_DISPLAY; }
/* Get currently focused window */
Window win = -1;
int focus_status;
XGetInputFocus(dpy, &win, &focus_status);
if (win == PointerRoot || win == None) { return ERR_WIN_NOT_FOUND; }
XRRScreenResources *screen_res =
XRRGetScreenResources(dpy, DefaultRootWindow(dpy));
XWindowAttributes win_attr;
XGetWindowAttributes(dpy, win, &win_attr);
int det_x = 0;
int det_y = 0;
int nmonitors = 0;
XRRGetMonitors(dpy, win, 1, &nmonitors);
for (int i = 0; i < nmonitors; i++) {
XRRCrtcInfo *screen_info =
XRRGetCrtcInfo(dpy, screen_res, screen_res->crtcs[i]);
/* option flag for using the "anchor" (top left corner) of a window
* to determine what screen it belongs to */
if (use_anchors == 1) {
det_x = win_attr.x;
det_y = win_attr.y;
/* Use the center of the window to determine what screen it's on */
} else {
det_x = win_attr.x + ((win_attr.width)/2);
det_y = win_attr.y + ((win_attr.height)/2);
}
/* If the window is on the ith screen in the x */
if (det_x >= screen_info->x &&
det_x < (screen_info->x + screen_info->width)) {
/* If the window is on the ith screen in the y */
if (det_y >= screen_info->y &&
det_y < (screen_info->y + screen_info->height)) {
*ret_left_x = screen_info->x;
*ret_right_x = screen_info->x + screen_info->width;
*ret_top_y = screen_info->y;
*ret_bottom_y = screen_info->y + screen_info->height;
return 0;
}
}
}
/* If the function has not returned yet, then it could not find a screen
* on which 'win' resides.
*/
return ERR_SCREEN_OF_WIN_NOT_FOUND;
}
void
UpdateHardwareGamma(void)
{
float gamma = (vid_gamma->value);
int i;
Display* dpy = NULL;
SDL_SysWMinfo info;
#if SDL_VERSION_ATLEAST(2, 0, 0)
SDL_VERSION(&info.version);
if(!SDL_GetWindowWMInfo(window, &info))
#else
if(SDL_GetWMInfo(&info) != 1)
#endif
{
VID_Printf(PRINT_ALL, "Couldn't get Window info from SDL\n");
return;
}
dpy = info.info.x11.display;
XRRScreenResources* res = XRRGetScreenResources(dpy, info.info.x11.window);
if(res == NULL)
{
VID_Printf(PRINT_ALL, "Unable to get xrandr screen resources.\n");
return;
}
for(i=0; i < res->ncrtc; ++i)
{
int len = XRRGetCrtcGammaSize(dpy, res->crtcs[i]);
size_t rampSize = len*sizeof(Uint16);
Uint16* ramp = malloc(rampSize); // TODO: check for NULL
if(ramp == NULL)
{
VID_Printf(PRINT_ALL, "Couldn't allocate &zd byte of memory for gamma ramp - OOM?!\n", rampSize);
return;
}
CalculateGammaRamp(gamma, ramp, len);
XRRCrtcGamma* gamma = XRRAllocGamma(len);
memcpy(gamma->red, ramp, rampSize);
memcpy(gamma->green, ramp, rampSize);
memcpy(gamma->blue, ramp, rampSize);
free(ramp);
XRRSetCrtcGamma(dpy, res->crtcs[i], gamma);
XRRFreeGamma(gamma);
}
XRRFreeScreenResources(res);
}
MonitorManager *monitor_mgr_create()
{
Display *display = XOpenDisplay(NULL);
if (!display)
{
fprintf(stderr, "Cannot open display.\n");
return NULL;
}
MonitorManager *mgr = malloc(sizeof(MonitorManager*));
mgr->monitor_count = 0;
mgr->monitors = NULL;
Window root = DefaultRootWindow(display);
RROutput primary_output = XRRGetOutputPrimary(display, root);
XRRScreenResources *screen = XRRGetScreenResources(display, root);
assert(screen);
for (int i = 0; i < screen->noutput; i++)
{
XRROutputInfo *output_info = XRRGetOutputInfo(
display, screen, screen->outputs[i]);
assert(output_info);
if (output_info->connection == RR_Connected)
{
XRRCrtcInfo *crtc_info = XRRGetCrtcInfo(
display, screen, output_info->crtc);
assert(crtc_info);
int primary = 0;
for (int j = 0; j < crtc_info->noutput; j++)
if (crtc_info->outputs[j] == primary_output)
primary = 1;
Monitor *monitor = monitor_create(
primary,
crtc_info->x,
crtc_info->y,
crtc_info->width,
crtc_info->height);
assert(monitor);
monitor_mgr_add(mgr, monitor);
XRRFreeCrtcInfo(crtc_info);
}
XRRFreeOutputInfo(output_info);
}
XRRFreeScreenResources(screen);
XCloseDisplay(display);
return mgr;
}
static void
randrd(void)
{
XRRScreenResources *resources;
XRROutputInfo *info;
XRROutputChangeNotifyEvent *rrocevt;
XRRNotifyEvent *rrevt;
char *new_edidhash;
Window root;
XEvent evt;
exec_script(script, "init", "", current_edidhash);
XRRSelectInput(dpy, DefaultRootWindow(dpy), RROutputChangeNotifyMask);
while (!quit) {
root = RootWindow(dpy, DefaultScreen(dpy));
resources = XRRGetScreenResources(dpy, root);
while (XPending(dpy)) {
XNextEvent(dpy, &evt);
if (evt.type != rr_event_base + RRNotify)
continue;
rrevt = (XRRNotifyEvent *)&evt;
if (rrevt->subtype != RRNotify_OutputChange)
continue;
new_edidhash = getedidhash1(resources);
if (new_edidhash == NULL)
continue;
if (!strcmp(current_edidhash, new_edidhash)) {
free(new_edidhash);
continue;
}
free(current_edidhash);
current_edidhash = new_edidhash;
rrocevt = (XRROutputChangeNotifyEvent *)&evt;
info = XRRGetOutputInfo(rrocevt->display, resources,
rrocevt->output);
syslog(LOG_INFO, "%s %s", info->name,
connstates[info->connection]);
exec_script(script, connstates[info->connection],
info->name, new_edidhash);
XRRFreeOutputInfo(info);
}
XRRFreeScreenResources(resources);
sleep(interval);
}
}
static void RestoreGamma()
{
int i=0;
SDL_SysWMinfo info;
Display* dpy = NULL;
if(gammaRamps == NULL)
return;
#if SDL_VERSION_ATLEAST(2, 0, 0)
SDL_VERSION(&info.version);
if(!SDL_GetWindowWMInfo(window, &info))
#else
if(SDL_GetWMInfo(&info) != 1)
#endif
{
VID_Printf(PRINT_ALL, "Couldn't get Window info from SDL\n");
return;
}
dpy = info.info.x11.display;
XRRScreenResources* res = XRRGetScreenResources(dpy, info.info.x11.window);
if(res == NULL)
{
VID_Printf(PRINT_ALL, "Unable to get xrandr screen resources.\n");
return;
}
for(i=0; i < noGammaRamps; ++i)
{
// in case a display was unplugged or something, noGammaRamps may be > res->ncrtc
if(i < res->ncrtc)
{
int len = XRRGetCrtcGammaSize(dpy, res->crtcs[i]);
if(len != gammaRamps[i]->size) {
VID_Printf(PRINT_ALL, "WTF, gamma ramp size for display %d has changed from %d to %d!\n",
i, gammaRamps[i]->size, len);
continue;
}
XRRSetCrtcGamma(dpy, res->crtcs[i], gammaRamps[i]);
}
// the ramp needs to be free()d either way
XRRFreeGamma(gammaRamps[i]);
gammaRamps[i] = NULL;
}
XRRFreeScreenResources(res);
free(gammaRamps);
gammaRamps = NULL;
VID_Printf(PRINT_ALL, "Restored original Gamma\n");
}
static inline XRRScreenResources *_XRRGetScreenResourcesCurrent(Display *dpy, Window window)
{
XRRScreenResources *res;
res = XRRGetScreenResourcesCurrent(dpy, window);
if (res == NULL)
res = XRRGetScreenResources(dpy, window);
return res;
}
static void
ExtInitRR(int available)
{
Rotation rot;
if (!available)
return;
/* Listen for RandR events */
XRRSelectInput(disp, WinGetXwin(VROOT), RRScreenChangeNotifyMask);
XRRRotations(disp, Dpy.screen, &rot);
Mode.screen.rotation = rot;
#if 0 /* Debug */
if (EDebug(EDBUG_TYPE_VERBOSE))
{
XRRScreenResources *psr;
XRRCrtcInfo *pci;
XRROutputInfo *poi;
int i;
psr = XRRGetScreenResources(disp, WinGetXwin(VROOT));
if (!psr)
return;
Eprintf("CRTC ID X,Y WxH mode rot nout\n");
for (i = 0; i < psr->ncrtc; i++)
{
pci = XRRGetCrtcInfo(disp, psr, psr->crtcs[i]);
if (!pci)
break;
Eprintf("%3d %#04lx %4d,%4d %4ux%4u %#04lx %4d %5d\n",
i, psr->crtcs[i],
pci->x, pci->y, pci->width, pci->height,
pci->mode, pci->rotation, pci->noutput);
XRRFreeCrtcInfo(pci);
}
Eprintf("OUTP ID Name WxH crtc ncrtc nclon nmode\n");
for (i = 0; i < psr->noutput; i++)
{
poi = XRRGetOutputInfo(disp, psr, psr->outputs[i]);
if (!poi)
break;
Eprintf("%3d %#04lx %-8s %4lux%4lu %#04lx %4d %5d %5d\n",
i, psr->outputs[i],
poi->name, poi->mm_width, poi->mm_height,
poi->crtc, poi->ncrtc, poi->nclone, poi->nmode);
XRRFreeOutputInfo(poi);
}
XRRFreeScreenResources(psr);
}
#endif
}
static void *settings_thread_proc(void *arg) {
Display *settings_disp = XOpenDisplay(XDisplayName(NULL));;
if (settings_disp != NULL) {
logger(LOG_LEVEL_DEBUG, "%s [%u]: %s\n",
__FUNCTION__, __LINE__, "XOpenDisplay success.");
pthread_cleanup_push(settings_cleanup_proc, settings_disp);
int event_base = 0;
int error_base = 0;
if (XRRQueryExtension(settings_disp, &event_base, &error_base)) {
Window root = XDefaultRootWindow(settings_disp);
unsigned long event_mask = RRScreenChangeNotifyMask;
XRRSelectInput(settings_disp, root, event_mask);
XEvent ev;
while(settings_disp != NULL) {
XNextEvent(settings_disp, &ev);
if (ev.type == event_base + RRScreenChangeNotifyMask) {
logger(LOG_LEVEL_DEBUG, "%s [%u]: Received XRRScreenChangeNotifyEvent.\n",
__FUNCTION__, __LINE__);
pthread_mutex_lock(&xrandr_mutex);
if (xrandr_resources != NULL) {
XRRFreeScreenResources(xrandr_resources);
}
xrandr_resources = XRRGetScreenResources(settings_disp, root);
if (xrandr_resources == NULL) {
logger(LOG_LEVEL_WARN, "%s [%u]: XRandR could not get screen resources!\n",
__FUNCTION__, __LINE__);
}
pthread_mutex_unlock(&xrandr_mutex);
}
else {
logger(LOG_LEVEL_WARN, "%s [%u]: XRandR is not currently available!\n",
__FUNCTION__, __LINE__);
}
}
}
// Execute the thread cleanup handler.
pthread_cleanup_pop(1);
}
else {
logger(LOG_LEVEL_ERROR, "%s [%u]: XOpenDisplay failure!\n",
__FUNCTION__, __LINE__);
}
return NULL;
}
static void _gfx_x11_enter_fullscreen(
GFX_X11_Monitor* monitor,
Window handle,
RRMode mode)
{
Window root =
XRootWindowOfScreen(monitor->screen);
XRRScreenResources* res =
XRRGetScreenResources(_gfx_x11.display, root);
XRRCrtcInfo* crtc =
XRRGetCrtcInfo(_gfx_x11.display, res, monitor->crtc);
/* Above state */
XEvent event;
memset(&event, 0, sizeof(XEvent));
event.type = ClientMessage;
event.xclient.window = handle;
event.xclient.message_type = _gfx_x11.NET_WM_STATE;
event.xclient.format = 32;
event.xclient.data.l[0] = 1;
event.xclient.data.l[1] = _gfx_x11.NET_WM_STATE_ABOVE;
/* Send event, set mode and move window */
XSendEvent(
_gfx_x11.display,
root,
False,
SubstructureRedirectMask | SubstructureNotifyMask,
&event);
XRRSetCrtcConfig(
_gfx_x11.display,
res,
monitor->crtc,
crtc->timestamp,
crtc->x,
crtc->y,
mode,
crtc->rotation,
crtc->outputs,
crtc->noutput);
XMoveWindow(
_gfx_x11.display,
handle,
crtc->x,
crtc->y);
XRRFreeCrtcInfo(crtc);
XRRFreeScreenResources(res);
}
void ui_get_screen_res(int *x0, int *y0, int *width, int *height, int monitor)
{
int i, n, x, y, di;
unsigned int du;
Window dw;
XRRScreenResources *sr;
XRRCrtcInfo *ci = NULL;
if (getenv("JGMENU_SCREEN_INFO"))
print_screen_info();
sr = XRRGetScreenResources(ui->dpy, DefaultRootWindow(ui->dpy));
BUG_ON(!sr);
n = sr->ncrtc;
/*
* Global variable config.monitor let's the user specify a monitor.
* If not set, we use the current pointer position
*/
if (monitor) {
if (monitor > n)
die("cannot connect to monitor '%d'", monitor);
ci = XRRGetCrtcInfo(ui->dpy, sr, sr->crtcs[monitor - 1]);
if (!ci->noutput)
die("cannot connect to monitor '%d'", monitor);
info("using user specified monitor '%d'", monitor);
goto monitor_selected;
}
XQueryPointer(ui->dpy, ui->root, &dw, &dw, &x, &y, &di, &di, &du);
for (i = 0; i < n; i++) {
if (ci)
XRRFreeCrtcInfo(ci);
ci = XRRGetCrtcInfo(ui->dpy, sr, sr->crtcs[i]);
BUG_ON(!ci);
if (!ci->noutput)
continue;
if (intersect(x, y, 1, 1, ci)) {
info("using monitor '%d'", i + 1);
break;
}
}
monitor_selected:
if (!ci)
die("connection could be established to monitor");
*x0 = ci->x;
*y0 = ci->y;
*width = ci->width;
*height = ci->height;
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
}
// Set the current video mode for the specified monitor
//
void _glfwSetVideoMode(_GLFWmonitor* monitor, const GLFWvidmode* desired)
{
if (_glfw.x11.randr.available)
{
int i;
XRRScreenResources* sr;
XRRCrtcInfo* ci;
RRMode bestMode = 0;
unsigned int leastSizeDiff = UINT_MAX, leastRateDiff = UINT_MAX;
sr = XRRGetScreenResources(_glfw.x11.display, _glfw.x11.root);
ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);
for (i = 0; i < sr->nmode; i++)
{
XRRModeInfo* mi = sr->modes + i;
if (mi->modeFlags & RR_Interlace)
continue;
const unsigned int sizeDiff = (mi->width - desired->width) *
(mi->width - desired->width) +
(mi->height - desired->height) *
(mi->height - desired->height);
const unsigned int rateDiff = abs(calculateRefreshRate(mi) - desired->refreshRate);
if ((sizeDiff < leastSizeDiff) ||
(sizeDiff == leastSizeDiff && rateDiff < leastRateDiff))
{
bestMode = mi->id;
leastSizeDiff = sizeDiff;
leastRateDiff = rateDiff;
}
}
monitor->x11.oldMode = ci->mode;
XRRSetCrtcConfig(_glfw.x11.display,
sr, monitor->x11.crtc,
CurrentTime,
ci->x, ci->y,
bestMode,
ci->rotation,
ci->outputs,
ci->noutput);
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
}
}
XfceRandr *
xfce_randr_new (GdkDisplay *display,
GError **error)
{
XfceRandr *randr;
Display *xdisplay;
GdkWindow *root_window;
gint major, minor;
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
/* get the x display */
xdisplay = gdk_x11_display_get_xdisplay (display);
/* check if the randr extension is available */
if (XRRQueryVersion (xdisplay, &major, &minor) == FALSE)
{
g_set_error (error, 0, 0, _("Unable to query the version of the RandR extension being used"));
return NULL;
}
/* we need atleast randr 1.2, 2.0 will probably break the api */
if (major < 1 || (major == 1 && minor < 2))
{
/* 1.2 is required */
g_set_error (error, 0, 0, _("This system is using RandR %d.%d. For the display settings to work "
"version 1.2 is required at least"), major, minor);
return NULL;
}
/* allocate the structure */
randr = g_slice_new0 (XfceRandr);
randr->priv = g_slice_new0 (XfceRandrPrivate);
randr->priv->has_1_3 = (major > 1 || (major == 1 && minor >= 3));
/* set display */
randr->priv->display = display;
/* get the root window */
root_window = gdk_get_default_root_window ();
/* get the screen resource */
randr->priv->resources = XRRGetScreenResources (xdisplay, GDK_WINDOW_XID (root_window));
xfce_randr_populate (randr, xdisplay, root_window);
return randr;
}
VAStatus psb_xrandr_init(VADriverContextP ctx)
{
int major, minor;
int screen;
psb_xrandr_info = (psb_xrandr_info_p)calloc(1, sizeof(psb_xrandr_info_s));
if (!psb_xrandr_info) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "output of memory\n");
return VA_STATUS_ERROR_UNKNOWN;
}
memset(psb_xrandr_info, 0, sizeof(psb_xrandr_info_s));
psb_xrandr_info->mipi0_rotation = RR_Rotate_0;
psb_xrandr_info->mipi1_rotation = RR_Rotate_0;
psb_xrandr_info->hdmi_rotation = RR_Rotate_0;
psb_xrandr_info->hdmi_extvideo_prop = (psb_extvideo_prop_p)calloc(1, sizeof(psb_extvideo_prop_s));
if (!psb_xrandr_info->hdmi_extvideo_prop) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "output of memory\n");
return VA_STATUS_ERROR_ALLOCATION_FAILED;
}
memset(psb_xrandr_info->hdmi_extvideo_prop, 0, sizeof(psb_extvideo_prop_s));
psb_xrandr_info->dpy = (Display *)ctx->native_dpy;
screen = DefaultScreen(psb_xrandr_info->dpy);
if (screen >= ScreenCount(psb_xrandr_info->dpy)) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "Xrandr: Invalid screen number %d (display has %d)\n",
screen, ScreenCount(psb_xrandr_info->dpy));
return VA_STATUS_ERROR_UNKNOWN;
}
psb_xrandr_info->root = RootWindow(psb_xrandr_info->dpy, screen);
if (!XRRQueryVersion(psb_xrandr_info->dpy, &major, &minor)) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "Xrandr: RandR extension missing\n");
return VA_STATUS_ERROR_UNKNOWN;
}
psb_xrandr_info->res = XRRGetScreenResources(psb_xrandr_info->dpy, psb_xrandr_info->root);
if (!psb_xrandr_info->res)
drv_debug_msg(VIDEO_DEBUG_ERROR, "Xrandr: failed to get screen resources\n");
pthread_mutex_init(&psb_xrandr_info->psb_extvideo_mutex, NULL);
psb_xrandr_refresh(ctx);
return VA_STATUS_SUCCESS;
}
static char *
getedidhash(void)
{
XRRScreenResources *resources;
char *edidhash;
Window root;
root = RootWindow(dpy, DefaultScreen(dpy));
resources = XRRGetScreenResources(dpy, root);
edidhash = getedidhash1(resources);
XRRFreeScreenResources(resources);
return (edidhash);
}
void
get_xrandr_config(Display *dpy, Window root, char *name,
int *x, int *y, int *width, int *height)
{
XRRScreenResources *res;
XRROutputInfo *output_info;
XRRCrtcInfo *crtc_info;
int o, found = 0;
res = XRRGetScreenResources(dpy, root);
for (o = 0; o < res->noutput; o++) {
output_info = XRRGetOutputInfo (dpy, res, res->outputs[o]);
if (!output_info) {
fprintf(stderr,
"could not get output 0x%lx information\n",
res->outputs[o]);
exit(2);
}
if (output_info->crtc != 0) {
crtc_info = XRRGetCrtcInfo(dpy, res,
output_info->crtc);
if (!crtc_info) {
fprintf(stderr,
"%s: could not get crtc 0x%lx "
"information\n", __progname,
output_info->crtc);
exit(2);
}
printf("%s: %dx%d+%d+%d\n",
output_info->name,
crtc_info->width, crtc_info->height,
crtc_info->x, crtc_info->y);
if (!strcmp(output_info->name, name)) {
*x = crtc_info->x;
*y = crtc_info->y;
*width = crtc_info->width;
*height = crtc_info->height;
found = 1;
}
}
}
if (!found) {
fprintf(stderr, "%s: output %s not found\n", __progname, name);
exit(2);
}
}
std::vector<display> display::enumerate()
{
std::vector<display> result;
if (randr.is_available)
{
RROutput const primary = XRRGetOutputPrimary(g_display, g_root);
XRRScreenResources* sr = XRRGetScreenResources(g_display, g_root);
for (int i = 0; i < sr->ncrtc; ++i)
{
XRRCrtcInfo* info = XRRGetCrtcInfo(g_display, sr, sr->crtcs[i]);
if (info->noutput)
{
RROutput* output = std::find_if(info->outputs, info->outputs + info->noutput,
[primary](RROutput output) { return output == primary; });
if (output == info->outputs + info->noutput)
{
output = info->outputs;
}
display disp = init(sr, *output);
if (!disp.name.empty())
{
result.emplace_back(disp);
}
}
XRRFreeCrtcInfo(info);
}
XRRFreeScreenResources(sr);
std::vector<display>::iterator it = std::find_if(result.begin(), result.end(),
[primary](display const& disp) { return disp.output == primary; });
if (it != result.begin() && it != result.end())
{
std::iter_swap(it, result.begin());
}
}
else
{
result.push_back(primary());
}
return result;
}
/* for HDMI rotation */
void e_illume_util_hdmi_rotation (Ecore_X_Window root, int angle)
{
Ecore_X_Display *dpy;
RROutput output;
char hdmi_commands[HDMI_BUF_SIZE];
char buf[5];
int buf_len;
int i;
char* x_control[] = {"illume2", "rotation", buf, NULL };
if (access(HDMI_DEV_NODE, F_OK) == 0)
{
if (!_atom_hdmi)
_atom_hdmi = ecore_x_atom_get ("X_RR_PROPERTY_REMOTE_CONTROLLER");
if(!_atom_hdmi)
{
fprintf (stderr, "[ILLUME2] Critical Error!!! Cannot create X_RR_PROPERTY_REMOTE_CONTROLLER Atom...\n");
return;
}
dpy = ecore_x_display_get();
memset (hdmi_commands, 0, sizeof(hdmi_commands));
memset (buf, 0, sizeof(buf));
output = 0;
XRRScreenResources* res = XRRGetScreenResources (dpy, root);
if (res && (res->noutput != 0))
{
for (i=0; i<res->noutput; i++)
{
output = res->outputs[i];
}
snprintf (buf, sizeof(buf)-1, "%d", angle);
buf_len = _e_illume_util_marshalize_string (hdmi_commands, 3, x_control);
XRRChangeOutputProperty(dpy, output, _atom_hdmi, XA_CARDINAL, 8, PropModeReplace, (unsigned char *)hdmi_commands, buf_len);
}
else
{
printf("[ILLUME2]Error.. Cannot get screen resource.\n");
}
}
}
/** Returns an int of 0 if it succeeds in finding the screen number of a
* given Window or an int representing the error it ran into.
* win the Window we are trying to find the screen of.
* *dpy pointer to the Display we will be searching on.
* *return_screen_num pointer to an int where the function will fill in the
* screen number that 'win' belongs to, if it can be found.
* This function will return 0 if it was able to find the screen 'win' belongs
* to. If it cannot, then it will return the correct
* error code for window-not-found.
*/
int get_screen_number_of_win(Window win, Display *dpy, int use_anchors, \
int *return_screen_num) {
XRRScreenResources *screen_res =
XRRGetScreenResources(dpy, DefaultRootWindow(dpy));
XWindowAttributes win_attr;
XGetWindowAttributes(dpy, win, &win_attr);
int det_x = 0;
int det_y = 0;
int nmonitors = 0;
XRRGetMonitors(dpy, win, 1, &nmonitors);
for (int i = 0; i < nmonitors; i++) {
XRRCrtcInfo *screen_info =
XRRGetCrtcInfo(dpy, screen_res, screen_res->crtcs[i]);
/* option flag for using the "anchor" (top left corner) of a window
* to determine what screen it belongs to */
if (use_anchors == 1) {
det_x = win_attr.x;
det_y = win_attr.y;
/* Use the center of the window to determine what screen it's on */
} else {
det_x = win_attr.x + ((win_attr.width)/2);
det_y = win_attr.y + ((win_attr.height)/2);
}
/* If the window is on the ith screen in the x */
if (det_x >= screen_info->x &&
det_x < (screen_info->x + screen_info->width)) {
/* If the window is on the ith screen in the y */
if (det_y >= screen_info->y &&
det_y < (screen_info->y + screen_info->height)) {
*return_screen_num = i;
return 0;
}
}
}
/* If the function has not returned yet, then it could not find a screen
* on which 'win' resides.
*/
return ERR_SCREEN_OF_WIN_NOT_FOUND;
}