Merge pull request #472 from bryanthaboi/dev

stupid ass android

conf.lua

@@ -78,6 +78,14 @@ function love.conf(t)
     -- player to copy their ROM there instead of needing a native file
     -- picker (LOVE 11.5 on Android has none -- see src/import/RomImporter.lua).
     t.externalstorage = osName == "Android"
+    -- LOVE 11.x exposes the phone's accelerometer as a 3-axis joystick by
+    -- default.  Gravity keeps one axis pinned near +/-1.0 whenever the phone
+    -- is held upright, so it streams past-deadzone joystickaxis events that
+    -- both hid the touch overlay every instant (it reads as "a controller is
+    -- in use") and, via the generic-joystick axis mapping (#459), walked the
+    -- player around by tilt.  Nothing in the game reads the accelerometer,
+    -- so drop the device entirely (#468).
+    t.accelerometerjoystick = false
   else
     t.window.resizable = true
   end

src/core/Game.lua

@@ -491,21 +491,36 @@ function Game:gamepadaxis(joystick, axis, value)
   Input:gamepadaxis(joystick, axis, value)
 end
 
+-- conf.lua turns the mobile accelerometer-joystick off (#468), but guard the
+-- generic joystick path anyway: any sensor-style device that still reaches us
+-- has gravity pinning an axis past the deadzone, which would hide the touch
+-- overlay every instant and steer the player by tilt through the axis-1/2
+-- mapping (#459).  Real controllers arrive as SDL gamepads or named sticks,
+-- never as "* Accelerometer".
+local function isAccelerometer(joystick)
+  local name = joystick and joystick.getName and joystick:getName()
+  return name ~= nil and name:lower():find("accelerometer", 1, true) ~= nil
+end
+
 function Game:joystickpressed(joystick, button)
+  if isAccelerometer(joystick) then return end
   TouchControls:noteGamepad()
   Input:joystickpressed(joystick, button)
 end
 
 function Game:joystickreleased(joystick, button)
+  if isAccelerometer(joystick) then return end
   Input:joystickreleased(joystick, button)
 end
 
 function Game:joystickaxis(joystick, axis, value)
+  if isAccelerometer(joystick) then return end
   if math.abs(value) > 0.5 then TouchControls:noteGamepad() end
   Input:joystickaxis(joystick, axis, value)
 end
 
 function Game:joystickhat(joystick, hat, direction)
+  if isAccelerometer(joystick) then return end
   if direction ~= "c" then TouchControls:noteGamepad() end
   Input:joystickhat(joystick, hat, direction)
 end