No functional changes.
Signed-off-by: Peter Hutterer <peter.hutte...@who-t.net>
---
src/evdev-mt-touchpad.c | 2 +-
src/evdev-mt-touchpad.h | 3 +++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/evdev-mt-touchpad.c b/src/evdev-mt-touchpad.c
index e25997d..73ea8a8 100644
--- a/src/evdev-mt-touchpad.c
+++ b/src/evdev-mt-touchpad.c
@@ -174,7 +174,7 @@ tp_estimate_delta(int x0, int x1, int x2, int x3)
return (x0 + x1 - x2 - x3) / 4;
}
-static void
+void
tp_get_delta(struct tp_touch *t, double *dx, double *dy)
{
if (t->history.count < 4) {
diff --git a/src/evdev-mt-touchpad.h b/src/evdev-mt-touchpad.h
index d12647d..907aec8 100644
--- a/src/evdev-mt-touchpad.h
+++ b/src/evdev-mt-touchpad.h
@@ -102,4 +102,7 @@ struct tp_dispatch {
#define tp_for_each_touch(_tp, _t) \
for (unsigned int _i = 0; _i < (_tp)->ntouches && (_t =
&(_tp)->touches[_i]); _i++)
+void
+tp_get_delta(struct tp_touch *t, double *dx, double *dy);
+
#endif
--
1.8.4.2
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