Mercurial > games > semicongine

changeset 287:21d6d20de754

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fix: super crazy input lag problem!
author Sam <sam@basx.dev>
date Sat, 10 Jun 2023 00:31:51 +0700
parents 3c2bd8652310
children 5af702c95b16
files src/semicongine/platform/linux/window.nim
diffstat 1 files changed, 6 insertions(+), 23 deletions(-) [+]
line wrap: on
line diff
--- a/src/semicongine/platform/linux/window.nim	Thu Jun 08 00:29:29 2023 +0700
+++ b/src/semicongine/platform/linux/window.nim	Sat Jun 10 00:31:51 2023 +0700
@@ -7,7 +7,8 @@
   x11/xlib,
   x11/xutil,
   x11/keysym,
-  x11/x
+  x11/x,
+  x11/xkblib
 
 import ../../core
 import ../../events
@@ -105,6 +106,7 @@
     SubstructureRedirectMask or SubstructureNotifyMask,
     addr xev
   )
+  discard window.display.XkbSetDetectableAutoRepeat(false, nil)
   checkXlibResult window.display.XFlush()
 
 proc hideSystemCursor*(window: NativeWindow) =
@@ -126,9 +128,7 @@
   return (int(attribs.width), int(attribs.height))
 
 proc pendingEvents*(window: NativeWindow): seq[Event] =
-  var
-    event: XEvent
-    serials: Table[culong, Table[int, seq[Event]]]
+  var event: XEvent
   while window.display.XPending() > 0:
     discard window.display.XNextEvent(addr(event))
     case event.theType
@@ -138,23 +138,11 @@
     of KeyPress:
       let keyevent = cast[PXKeyEvent](addr(event))
       let xkey = int(keyevent.keycode)
-      # ugly, but required to catch auto-repeat keys of X11
-      if not (keyevent.serial in serials):
-        serials[keyevent.serial] = initTable[int, seq[Event]]()
-      if not (xkey in serials[keyevent.serial]):
-        serials[keyevent.serial][xkey] = newSeq[Event]()
-      serials[keyevent.serial][xkey].add(Event(eventType: KeyPressed,
-          key: KeyTypeMap.getOrDefault(xkey, Key.UNKNOWN)))
+      result.add Event(eventType: KeyPressed, key: KeyTypeMap.getOrDefault(xkey, Key.UNKNOWN))
     of KeyRelease:
       let keyevent = cast[PXKeyEvent](addr(event))
       let xkey = int(keyevent.keycode)
-      # ugly, but required to catch auto-repeat keys of X11
-      if not (keyevent.serial in serials):
-        serials[keyevent.serial] = initTable[int, seq[Event]]()
-      if not (xkey in serials[keyevent.serial]):
-        serials[keyevent.serial][xkey] = newSeq[Event]()
-      serials[keyevent.serial][xkey].add Event(eventType: KeyReleased,
-          key: KeyTypeMap.getOrDefault(xkey, Key.UNKNOWN))
+      result.add Event(eventType: KeyReleased, key: KeyTypeMap.getOrDefault(xkey, Key.UNKNOWN))
     of ButtonPress:
       let button = int(cast[PXButtonEvent](addr(event)).button)
       if button == Button4:
@@ -173,11 +161,6 @@
       result.add Event(eventType: ResizedWindow)
     else:
       discard
-  # little hack to work around X11 auto-repeat keys
-  for (serial, keys) in serials.pairs:
-    for (key, events) in keys.pairs:
-      if events.len == 1:
-        result.add events[0]
 
 
 proc getMousePosition*(window: NativeWindow): Option[Vec2f] =