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authortomaka <pierre.krieger1708@gmail.com>2015-06-27 07:44:34 +0200
committertomaka <pierre.krieger1708@gmail.com>2015-06-27 07:44:34 +0200
commit3166f92a53b4ca13f3794de7eae44ae61bb9fafb (patch)
treec07dadc7a8c78a312c25c56e8838f957ff84c1f0 /src
parent86300dfb793abeb53db0780fbf99bf4f007c88b8 (diff)
parent942e2a8e85236ab7e89089bc462e6990f2b12215 (diff)
downloadglutin-3166f92a53b4ca13f3794de7eae44ae61bb9fafb.tar.gz
glutin-3166f92a53b4ca13f3794de7eae44ae61bb9fafb.zip
Merge pull request #504 from tomaka/fix-fullscreen
Fix fullscreen mode on X11
Diffstat (limited to 'src')
-rw-r--r--src/api/x11/window.rs46
1 files changed, 31 insertions, 15 deletions
diff --git a/src/api/x11/window.rs b/src/api/x11/window.rs
index dc24e38..15e27ce 100644
--- a/src/api/x11/window.rs
+++ b/src/api/x11/window.rs
@@ -365,29 +365,44 @@ impl Window {
preferred_fb
};
- let mut best_mode = -1;
- let modes = unsafe {
+ // finding the mode to switch to if necessary
+ let (mode_to_switch_to, xf86_desk_mode) = unsafe {
let mut mode_num: libc::c_int = mem::uninitialized();
let mut modes: *mut *mut ffi::XF86VidModeModeInfo = mem::uninitialized();
if (display.xf86vmode.XF86VidModeGetAllModeLines)(display.display, screen_id, &mut mode_num, &mut modes) == 0 {
return Err(OsError(format!("Could not query the video modes")));
}
- for i in 0..mode_num {
- let mode: ffi::XF86VidModeModeInfo = ptr::read(*modes.offset(i as isize) as *const _);
- if mode.hdisplay == dimensions.0 as u16 && mode.vdisplay == dimensions.1 as u16 {
- best_mode = i;
+ let xf86_desk_mode = *modes.offset(0);
+
+ // FIXME: `XF86VidModeModeInfo` is missing its `hskew` field. Therefore we point to
+ // `vsyncstart` instead of `vdisplay` as a temporary hack.
+
+ let mode_to_switch_to = if builder.monitor.is_some() {
+ let matching_mode = (0 .. mode_num).map(|i| {
+ let m: ffi::XF86VidModeModeInfo = ptr::read(*modes.offset(i as isize) as *const _); m
+ }).find(|m| m.hdisplay == dimensions.0 as u16 && m.vsyncstart == dimensions.1 as u16);
+
+ if let Some(matching_mode) = matching_mode {
+ Some(matching_mode)
+
+ } else {
+ let m = (0 .. mode_num).map(|i| {
+ let m: ffi::XF86VidModeModeInfo = ptr::read(*modes.offset(i as isize) as *const _); m
+ }).find(|m| m.hdisplay >= dimensions.0 as u16 && m.vsyncstart == dimensions.1 as u16);
+
+ match m {
+ Some(m) => Some(m),
+ None => return Err(OsError(format!("Could not find a suitable graphics mode")))
+ }
}
+ } else {
+ None
};
- if best_mode == -1 && builder.monitor.is_some() {
- return Err(OsError(format!("Could not find a suitable graphics mode")));
- }
- modes
- };
+ (display.xlib.XFree)(modes as *mut _);
- let xf86_desk_mode = unsafe {
- *modes.offset(0)
+ (mode_to_switch_to, xf86_desk_mode)
};
// getting the visual infos
@@ -459,10 +474,11 @@ impl Window {
window_attributes |= ffi::CWBackPixel;
}
- if builder.monitor.is_some() {
+ // switching to fullscreen
+ if let Some(mut mode_to_switch_to) = mode_to_switch_to {
window_attributes |= ffi::CWOverrideRedirect;
unsafe {
- (display.xf86vmode.XF86VidModeSwitchToMode)(display.display, screen_id, *modes.offset(best_mode as isize));
+ (display.xf86vmode.XF86VidModeSwitchToMode)(display.display, screen_id, &mut mode_to_switch_to);
(display.xf86vmode.XF86VidModeSetViewPort)(display.display, screen_id, 0, 0);
set_win_attr.override_redirect = 1;
}