bug fix in single tap detection

frontend/ui/gesturedetector.lua

@@ -85,22 +85,17 @@ end
 
 function GestureDetector:guessGesture()
 	local is_recognized = false
-	local result = nil
-	local last_ev = {pos = Geom:new{}}
+	local result = {ges = "tap", pos = Geom:new{w=0, h=0}}
 
 	for k,ev in ipairs(self.ev_stack) do
 		--@TODO do real recognization here    (houqp)
 		is_recognized = true
-		result = {
-			ges = "tap",
-			pos = Geom:new{
-				x = ev.x or last_ev.x,
-				y = ev.y or last_ev.x,
-				w = 0,
-				h = 0,
-			}
-		}
-		last_ev = ev
+		if ev.x then
+			result.pos.x = ev.x
+		end
+		if ev.y then
+			result.pos.y = ev.y
+		end
 	end
 
 	if is_recognized then

frontend/ui/inputevent.lua

@@ -336,29 +336,6 @@ function Input:waitEvent(timeout_us, timeout_s)
 			if touch_ges then
 				return Event:new("Gesture", touch_ges)
 			end
-		--elseif ev.type == EV_ABS then
-			--if ev.code == ABS_MT_SLOT then
-				--DEBUG("MT_SLOT:", ev.value)
-			--elseif ev.code == ABS_MT_TRACKING_ID then
-				--DEBUG("MT_TRACK_ID:", ev.value)
-			--elseif ev.code == ABS_MT_POSITION_X then
-				--DEBUG("MT_X:", ev.value)
-			--elseif ev.code == ABS_MT_POSITION_Y then
-				--DEBUG("MT_Y:", ev.value)
-			--else
-				--DEBUG("unknown touch event!", ev)
-				--return Event:new("UnkonwnTouchEvent", ev)
-			--end
-		--elseif ev.type == EV_SYN then
-			--if ev.code == SYN_REPORT then
-				--DEBUG("SYN REPORT")
-			--elseif ev.code == SYN_MT_REPORT then
-				--DEBUG("SYN MT_REPORT")
-			--elseif ev.code == SYN_CONFIG then
-				--DEBUG("SYN CONFIG")
-			--else
-				--DEBUG(ev)
-			--end
 		else
 			-- some other kind of event that we do not know yet
 			return Event:new("GenericInput", ev)