Attachment 1147 Details for Bug 1688 – Patch to the mouse acceleration code

[patch] Patch to the mouse acceleration code

accelfix.patch (text/plain), 1.20 KB, created by Jan Brunner on 2004-10-21 15:57:43 UTC

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Creator: Jan Brunner

Created: 2004-10-21 15:57:43 UTC

Size: 1.20 KB

patch

obsolete

>diff -Naur xc/programs/Xserver/hw/xfree86/common/xf86Xinput.c xcneu/programs/Xserver/hw/xfree86/common/xf86Xinput.c
>--- xc/programs/Xserver/hw/xfree86/common/xf86Xinput.c	2003-11-25 20:28:33.000000000 +0100
>+++ xcneu/programs/Xserver/hw/xfree86/common/xf86Xinput.c	2004-10-21 19:29:00.000000000 +0200
>@@ -932,10 +932,15 @@
> 		    /* modeled from xf86Events.c */
> 		    if (device->ptrfeed->ctrl.threshold) {
> 			if ((abs(dx) + abs(dy)) >= device->ptrfeed->ctrl.threshold) {
>-			    valuator[0] = (dx * device->ptrfeed->ctrl.num) /
>-					    device->ptrfeed->ctrl.den;
>-			    valuator[1] = (dy * device->ptrfeed->ctrl.num) /
>-					    device->ptrfeed->ctrl.den;
>+			    local->dxremaind = ((float)dx * (float)(device->ptrfeed->ctrl.num)) /
>+			        (float)(device->ptrfeed->ctrl.den) + local->dxremaind;
>+			    valuator[0] = (int)local->dxremaind;
>+			    local->dxremaind = local->dxremaind - (float)valuator[0];
>+			    
>+			    local->dyremaind = ((float)dy * (float)(device->ptrfeed->ctrl.num)) /
>+			        (float)(device->ptrfeed->ctrl.den) + local->dyremaind;
>+			    valuator[1] = (int)local->dyremaind;
>+			    local->dyremaind = local->dyremaind - (float)valuator[1];
> 			}
> 		    }
> 		    else if (dx || dy) {

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