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);
}
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);
}
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;
}
int
get_screen_geom(Window last_focused, int *x, int *y, int *w, int *h)
{
int i;
XWindowAttributes wa;
XRRScreenResources *resources;
XRRCrtcInfo *monitor_info;
XGetWindowAttributes(dpy, last_focused, &wa);
/* TODO externalize resources */
resources = XRRGetScreenResourcesCurrent(dpy, last_focused);
for (i = 0; i < resources->ncrtc; i++) {
monitor_info = XRRGetCrtcInfo(dpy, resources, resources->crtcs[i]);
if (wa.x >= monitor_info->x
&& wa.x <= monitor_info->x + monitor_info->width - 1
&& wa.y >= monitor_info->y && wa.y <= monitor_info->y + monitor_info->height - 1) {
*x = monitor_info->x;
*y = monitor_info->y;
*w = monitor_info->width;
*h = monitor_info->height;
return 1;
}
}
return 0;
}
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;
}
static display init(XRRScreenResources* sr, RROutput output)
{
display result;
XRROutputInfo* oi = XRRGetOutputInfo(g_display, sr, output);
if (oi->connection == RR_Connected)
{
result.scale = 1;
result.name = oi->name;
result.color_depth = XDefaultDepth(g_display, g_screen);
result.color_depth_per_component = result.color_depth >= 24? 8 : 0;
result.crtc = oi->crtc;
result.output = output;
XRRCrtcInfo* ci = XRRGetCrtcInfo(g_display, sr, oi->crtc);
result.rect.left = ci->x;
result.rect.top = ci->y;
result.rect.width = ci->width;
result.rect.height = ci->height;
if (ci->rotation == RR_Rotate_90 || ci->rotation == RR_Rotate_270)
{
std::swap(result.rect.width, result.rect.height);
}
XRRFreeCrtcInfo(ci);
result.work_rect = result.rect;
}
XRRFreeOutputInfo(oi);
return result;
}
// 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;
}
}
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;
}
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 XRRCrtcInfo* getXRRCrtcInfo(Display *dpy, XRRScreenResources *resources, RRCrtc _crtc) {
RRCrtc crtc = findRRCrtc( resources, _crtc );
if( 0 == crtc ) {
return NULL;
} else {
return XRRGetCrtcInfo (dpy, resources, crtc);
}
}
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;
XRRCrtcInfo* ci;
XRROutputInfo* oi;
sr = XRRGetScreenResourcesCurrent(_glfw.x11.display, _glfw.x11.root);
ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);
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, ci);
for (j = 0; j < *found; j++)
{
if (_glfwCompareVideoModes(result + j, &mode) == 0)
break;
}
if (j < *found)
{
// This is a duplicate, so skip it
continue;
}
result[*found] = mode;
(*found)++;
}
XRRFreeOutputInfo(oi);
XRRFreeCrtcInfo(ci);
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;
}
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;
}
// Set the current video mode for the specified monitor
//
void _glfwSetVideoModeX11(_GLFWmonitor* monitor, const GLFWvidmode* desired)
{
if (_glfw.x11.randr.available && !_glfw.x11.randr.monitorBroken)
{
XRRScreenResources* sr;
XRRCrtcInfo* ci;
XRROutputInfo* oi;
GLFWvidmode current;
const GLFWvidmode* best;
RRMode native = None;
int i;
best = _glfwChooseVideoMode(monitor, desired);
_glfwPlatformGetVideoMode(monitor, ¤t);
if (_glfwCompareVideoModes(¤t, best) == 0)
return;
sr = XRRGetScreenResourcesCurrent(_glfw.x11.display, _glfw.x11.root);
ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);
oi = XRRGetOutputInfo(_glfw.x11.display, sr, monitor->x11.output);
for (i = 0; i < oi->nmode; i++)
{
const XRRModeInfo* mi = getModeInfo(sr, oi->modes[i]);
if (!modeIsGood(mi))
continue;
const GLFWvidmode mode = vidmodeFromModeInfo(mi, ci);
if (_glfwCompareVideoModes(best, &mode) == 0)
{
native = mi->id;
break;
}
}
if (native)
{
if (monitor->x11.oldMode == None)
monitor->x11.oldMode = ci->mode;
XRRSetCrtcConfig(_glfw.x11.display,
sr, monitor->x11.crtc,
CurrentTime,
ci->x, ci->y,
native,
ci->rotation,
ci->outputs,
ci->noutput);
}
XRRFreeOutputInfo(oi);
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
}
}
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 _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);
}
// 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);
}
}
static int
SwitchRes(char inout, int x __UNUSED__, int y __UNUSED__, int w, int h,
int *dw, int *dh)
{
XRRScreenResources *xsr;
XRRCrtcInfo *xci;
RRCrtc crtc;
RRMode ss_mode_new;
int ok = 0;
Dprintf("%s: inout=%d\n", __func__, inout);
xsr = XRRGetScreenResourcesCurrent(disp, WinGetXwin(VROOT));
if (!xsr)
goto done;
crtc = xsr->crtcs[0]; /* FIXME - Which crtc? */
if (inout)
{
/* Save current setup */
xci = XRRGetCrtcInfo(disp, xsr, crtc);
if (!xci)
goto done;
ss_mode = xci->mode;
ss_rot = xci->rotation;
XRRFreeCrtcInfo(xci);
/* Select zoomed setup */
ss_mode_new = FindMode(xsr, w, h, dw, dh);
/* Set zoomed setup */
SetPanning(xsr, crtc, 1);
ok = SetMode(xsr, crtc, ss_mode_new, ss_rot);
}
else
{
/* Revert to original setup */
ok = SetMode(xsr, crtc, ss_mode, ss_rot);
SetPanning(xsr, crtc, 0);
}
done:
if (xsr)
XRRFreeScreenResources(xsr);
Dprintf("%s: ok=%d\n", __func__, ok);
return ok;
}
/*
* Class: jogamp_newt_driver_x11_RandR13
* Method: getMonitorInfoHandle0
* Signature: (JIJI)J
*/
JNIEXPORT jlong JNICALL Java_jogamp_newt_driver_x11_RandR13_getMonitorInfoHandle0
(JNIEnv *env, jclass clazz, jlong display, jint screen_idx, jlong screenResources, jint crt_idx)
{
Display *dpy = (Display *) (intptr_t) display;
Window root = RootWindow(dpy, (int)screen_idx);
XRRScreenResources *resources = (XRRScreenResources *) (intptr_t) screenResources;
if( NULL == resources || crt_idx >= resources->ncrtc ) {
return 0;
}
RRCrtc crtc = resources->crtcs[crt_idx];
XRRCrtcInfo *xrrCrtcInfo = XRRGetCrtcInfo (dpy, resources, crtc);
return (jlong) (intptr_t) xrrCrtcInfo;
}
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);
}
}
JNIEXPORT void JNICALL Java_jogamp_newt_driver_x11_RandR13_dumpInfo0
(JNIEnv *env, jclass clazz, jlong display, jint screen_idx, jlong screenResources)
{
Display * dpy = (Display *) (intptr_t) display;
Window root = RootWindow(dpy, (int)screen_idx);
XRRScreenResources *resources = (XRRScreenResources *) (intptr_t) screenResources;
int pos[] = { 0, 0 } ;
int i, j, minWidth, minHeight, maxWidth, maxHeight;
int vs_width = DisplayWidth(dpy, screen_idx);
int vs_height = DisplayHeight(dpy, screen_idx);
int vs_width_mm = DisplayWidthMM(dpy, screen_idx);
int vs_height_mm = DisplayHeightMM(dpy, screen_idx);
fprintf(stderr, "ScreenVirtualSize: %dx%d %dx%d mm\n", vs_width, vs_height, vs_width_mm, vs_height_mm);
XRRGetScreenSizeRange (dpy, root, &minWidth, &minHeight, &maxWidth, &maxHeight);
fprintf(stderr, "XRRGetScreenSizeRange: %dx%d .. %dx%d\n", minWidth, minHeight, maxWidth, maxHeight);
if( NULL == resources ) {
fprintf(stderr, "XRRScreenResources NULL\n");
return;
}
fprintf(stderr, "XRRScreenResources %p: Crtc count %d\n", resources, resources->ncrtc);
for(i=0; i<resources->ncrtc; i++) {
RRCrtc crtc = resources->crtcs[i];
XRRCrtcInfo *xrrCrtcInfo = XRRGetCrtcInfo (dpy, resources, crtc);
fprintf(stderr, "Crtc[%d] %#lx: %d/%d %dx%d, rot 0x%X, mode.id %#lx\n",
i, crtc, xrrCrtcInfo->x, xrrCrtcInfo->y, xrrCrtcInfo->width, xrrCrtcInfo->height, xrrCrtcInfo->rotations, xrrCrtcInfo->mode);
for(j=0; j<xrrCrtcInfo->noutput; j++) {
fprintf(stderr, " Crtc[%d].Output[%d].id %#lx\n", i, j, xrrCrtcInfo->outputs[j]);
dumpOutput(" ", dpy, screen_idx, resources, j, xrrCrtcInfo->outputs[j]);
}
XRRFreeCrtcInfo(xrrCrtcInfo);
}
dumpOutputs("XRRScreenResources.outputs", dpy, (int)screen_idx, resources, resources->noutput, resources->outputs);
fprintf(stderr, "XRRScreenResources %p: Mode count %d\n", resources, resources->nmode);
for(i=0; i<resources->nmode; i++) {
XRRModeInfo *mode = &resources->modes[i];
unsigned int dots = mode->hTotal * mode->vTotal;
float refresh = getVRefresh(mode);
fprintf(stderr, "Mode[%d, id %#lx]: %ux%u@%f, name %s\n", i, mode->id, mode->width, mode->height, refresh, SAFE_STRING(mode->name));
}
}
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;
}
/** 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;
}
static gboolean
force_timestamp_update (MateRRScreen *screen)
{
MateRRCrtc *crtc;
XRRCrtcInfo *current_info;
Status status;
gboolean timestamp_updated;
timestamp_updated = FALSE;
crtc = screen->info->crtcs[0];
if (crtc == NULL)
goto out;
current_info = XRRGetCrtcInfo (screen->xdisplay,
screen->info->resources,
crtc->id);
if (current_info == NULL)
goto out;
gdk_error_trap_push ();
status = XRRSetCrtcConfig (screen->xdisplay,
screen->info->resources,
crtc->id,
current_info->timestamp,
current_info->x,
current_info->y,
current_info->mode,
current_info->rotation,
current_info->outputs,
current_info->noutput);
XRRFreeCrtcInfo (current_info);
gdk_flush ();
if (gdk_error_trap_pop ())
goto out;
if (status == RRSetConfigSuccess)
timestamp_updated = TRUE;
out:
return timestamp_updated;
}
int
main(int argc, char **argv)
{
Display *dpy = XOpenDisplay(NULL);
int screen = DefaultScreen(dpy);
Window root = RootWindow(dpy, screen);
XRRScreenResources *res = XRRGetScreenResourcesCurrent(dpy, root);
int temp = 6500;
if (argc > 1)
temp = atoi(argv[1]);
if (temp < 1000 || temp > 10000)
temp = 6500;
temp -= 1000;
double ratio = temp % 500 / 500.0;
#define AVG(c) whitepoints[temp / 500].c * (1 - ratio) + whitepoints[temp / 500 + 1].c * ratio
double gammar = AVG(r);
double gammag = AVG(g);
double gammab = AVG(b);
int num_crtcs = res->ncrtc;
for (int c = 0; c < res->ncrtc; c++) {
int crtcxid = res->crtcs[c];
XRRCrtcInfo *crtc_info = XRRGetCrtcInfo(dpy, res, crtcxid);
int size = XRRGetCrtcGammaSize(dpy, crtcxid);
XRRCrtcGamma *crtc_gamma = XRRAllocGamma(size);
for (int i = 0; i < size; i++) {
double g = 65535.0 * i / size;
crtc_gamma->red[i] = g * gammar;
crtc_gamma->green[i] = g * gammag;
crtc_gamma->blue[i] = g * gammab;
}
XRRSetCrtcGamma(dpy, crtcxid, crtc_gamma);
XFree(crtc_gamma);
}
}
display::mode display::current_mode() const
{
if (randr.is_available)
{
XRRScreenResources* sr = XRRGetScreenResources(g_display, g_root);
XRRCrtcInfo* ci = XRRGetCrtcInfo(g_display, sr, crtc);
XRRModeInfo const* mi = mode_info(sr, ci->mode);
display::mode const result = make_mode(mi, ci);
XRRFreeCrtcInfo(ci);
XRRFreeScreenResources(sr);
return result;
}
else
{
return display::mode(DisplayWidth(g_display, g_screen), DisplayHeight(g_display, g_screen),
DefaultDepth(g_display, g_screen), 0);
}
}
static crtc_t* createCrtcChain(Display *dpy,
XRRScreenResources *resources,
RRCrtc customCrtc, XRRCrtcInfo *customCrtcInfo,
Rotation customRotation, int customX, int customY,
XRRModeInfo *customModeInfo)
{
crtc_t *root_crtc = NULL;
crtc_t *iter_crtc = NULL;
int i;
for(i=0; i<resources->ncrtc; i++) {
crtc_t *next_crtc = calloc(1, sizeof(crtc_t));
if( NULL == iter_crtc ) {
root_crtc = next_crtc;
} else {
iter_crtc->next = next_crtc;
}
iter_crtc = next_crtc;
RRCrtc crtcId = resources->crtcs[i];
iter_crtc->crtc_id = crtcId;
if( crtcId == customCrtc && 0 != customCrtc ) {
iter_crtc->rotation = customRotation;
iter_crtc->x = customX;
iter_crtc->y = customY;
iter_crtc->mode_info = customModeInfo;
iter_crtc->mode_id = customModeInfo->id;
iter_crtc->crtc_info = customCrtcInfo;
} else {
XRRCrtcInfo *xrrCrtcInfo = XRRGetCrtcInfo (dpy, resources, crtcId);
iter_crtc->rotation = xrrCrtcInfo->rotation;
iter_crtc->x = xrrCrtcInfo->x;
iter_crtc->y = xrrCrtcInfo->y;
iter_crtc->mode_id = xrrCrtcInfo->mode;
iter_crtc->mode_info = findMode(resources, iter_crtc->mode_id);
iter_crtc->crtc_info = xrrCrtcInfo;
}
iter_crtc->panning_info = XRRGetPanning(dpy, resources, crtcId);
}
return root_crtc;
}
int _screen_info(const char *name, int num, Rect *r) {
XRRScreenResources *res = XRRGetScreenResources(dpy, root);
if (!res) return 0;
int i, n = res->noutput;
XRROutputInfo *info;
XRRCrtcInfo *crtc;
r->w = r->h = 0;
for (i = 0; i < n; ++i) {
/* skip if output lacks info or crtc */
if (!(info=XRRGetOutputInfo(dpy, res, res->outputs[i]))) continue;
if (!info->crtc || !(crtc=XRRGetCrtcInfo(dpy,res,info->crtc))) {
XRRFreeOutputInfo(info);
continue;
}
/* skip if name is provided and doesn't match */
if (name && strncmp(name, info->name, strlen(name))) {
XRRFreeCrtcInfo(crtc);
XRRFreeOutputInfo(info);
continue;
}
/* and skip if number is provided and doesn't match */
if (num && num - 1 != i) {
XRRFreeCrtcInfo(crtc);
XRRFreeOutputInfo(info);
continue;
}
/* match found, return size */
r->x = crtc->x;
r->y = crtc->y;
r->w = crtc->width;
r->h = crtc->height;
XRRFreeCrtcInfo(crtc);
XRRFreeOutputInfo(info);
if (r->w && r->h) break;
}
XRRFreeScreenResources(res);
return n;
}
