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throttle mouse motion events to one per frame

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This commit is contained in:
Chris Forbes
2010-08-14 23:48:12 +12:00
parent af6660d6ca
commit 8c39e372e3
1 changed files with 20 additions and 3 deletions
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23
OpenRA.Gl/GraphicsDevice.cs
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@@ -174,6 +174,7 @@ namespace OpenRA.GlRenderer
var mods = MakeModifiers(Sdl.SDL_GetModState());
Game.HandleModifierKeys(mods);
MouseEventArgs pendingMotion = null;
Sdl.SDL_Event e;
while (Sdl.SDL_PollEvent(out e) != 0)
@@ -186,6 +187,12 @@ namespace OpenRA.GlRenderer
case Sdl.SDL_MOUSEBUTTONDOWN:
{
if (pendingMotion != null)
{
Game.DispatchMouseInput(MouseInputEvent.Move, pendingMotion, mods);
pendingMotion = null;
}
var button = MakeButton(e.button.button);
lastButtonBits |= button;
@@ -196,6 +203,12 @@ namespace OpenRA.GlRenderer
case Sdl.SDL_MOUSEBUTTONUP:
{
if (pendingMotion != null)
{
Game.DispatchMouseInput(MouseInputEvent.Move, pendingMotion, mods);
pendingMotion = null;
}
var button = MakeButton(e.button.button);
lastButtonBits &= ~button;
@@ -206,9 +219,7 @@ namespace OpenRA.GlRenderer
case Sdl.SDL_MOUSEMOTION:
{
Game.DispatchMouseInput(MouseInputEvent.Move,
new MouseEventArgs(lastButtonBits, 0, e.motion.x, e.motion.y, 0),
mods);
pendingMotion = new MouseEventArgs(lastButtonBits, 0, e.motion.x, e.motion.y, 0);
} break;
case Sdl.SDL_KEYDOWN:
@@ -242,6 +253,12 @@ namespace OpenRA.GlRenderer
}
}
if (pendingMotion != null)
{
Game.DispatchMouseInput(MouseInputEvent.Move, pendingMotion, mods);
pendingMotion = null;
}
CheckGlError();
}