On Mon, Apr 16, 2012 at 12:01:56PM +0200, Pierre Lulé wrote:
> There is currently a problem that can lead the coasting to continue while
> scrolling in a particular situation :
> with
> Option "VertTwoFingerScroll" "on"
> Option "CornerCoasting" "0"
> Option "CoastingSpeed" "10"
> Option "CoastingFriction" "50"
> Option "CornerCoasting" "0"
> If you scroll down with two finger then raise a finger, coasting will start.
> But if you put down that finger and try to
> scroll up, the inertia will still scroll down while you scroll up. This can
> look like a very particular situation, but
> happens to me often while scrolling in a big document.
>
> This (awfully simple) patch stop coasting when detecting two-finger scroll.
>
> Signed-off-by: Pierre Lulé <[email protected]>
applied, thank you.
Cheers,
Peter
> ---
> src/synaptics.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/src/synaptics.c b/src/synaptics.c
> index 40478ec..2ea7375 100644
> --- a/src/synaptics.c
> +++ b/src/synaptics.c
> @@ -2418,6 +2418,7 @@ HandleScrolling(SynapticsPrivate *priv, struct
> SynapticsHwState *hw,
> if (hw->numFingers == 2) {
> if (!priv->vert_scroll_twofinger_on &&
> (para->scroll_twofinger_vert) && (para->scroll_dist_vert !=
> 0)) {
> + stop_coasting(priv);
> priv->vert_scroll_twofinger_on = TRUE;
> priv->vert_scroll_edge_on = FALSE;
> priv->scroll.last_y = hw->y;
> @@ -2425,6 +2426,7 @@ HandleScrolling(SynapticsPrivate *priv, struct
> SynapticsHwState *hw,
> }
> if (!priv->horiz_scroll_twofinger_on &&
> (para->scroll_twofinger_horiz) && (para->scroll_dist_horiz
> != 0)) {
> + stop_coasting(priv);
> priv->horiz_scroll_twofinger_on = TRUE;
> priv->horiz_scroll_edge_on = FALSE;
> priv->scroll.last_x = hw->x;
> --
> 1.7.10
>
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