Merge pull request #480 from bryanthaboi/dev

johnny boys fixes

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

data/scripts/story.lua

@@ -183,6 +183,7 @@ M.BILLS_HOUSE = {
                                    overworld = ow },
                                  "BILLS_HOUSE", "BILLSHOUSE_BILL_POKEMON")
             game.save.flags.EVENT_BILL_SAID_USE_CELL_SEPARATOR = true
+            require("src.world.PikachuFollower").onBillEnteredMachine(game, ow)
             done()
           end
           if ow.player.facing == "down" then
@@ -273,6 +274,9 @@ M.BILLS_HOUSE = {
       Commands.hide_object(ctx, "BILLS_HOUSE", "BILLSHOUSE_BILL1")
       Commands.show_object(ctx, "BILLS_HOUSE", "BILLSHOUSE_BILL2")
     end
+    if not flags.EVENT_MET_BILL_2 then
+      require("src.world.PikachuFollower").onBillsHouseEnter(game, ow)
+    end
   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

src/world/OverworldController.lua

@@ -2093,6 +2093,7 @@ function OverworldState:billsHouseBillExits()
   local Commands = require("src.script.Commands")
   local ctx = { game = Game, save = Game.save, overworld = self }
   Commands.show_object(ctx, "BILLS_HOUSE", "BILLSHOUSE_BILL1")
+  require("src.world.PikachuFollower").onBillExitedMachine(Game, self)
   local function done()
     Game.save.flags.EVENT_MET_BILL = true
     Game.save.flags.EVENT_MET_BILL_2 = true

src/world/PikachuFollower.lua

@@ -189,6 +189,9 @@ function PikachuFollower.current(ow)
 end
 
 function PikachuFollower.onMapEntered(game, ow, opts)
+  -- Bill's House owns a short scripted scene that deliberately keeps
+  -- Pikachu off the normal trailing loop.  A new map instance ends it.
+  ow.pikachuBillsScene = nil
   remove(ow)
   if not shouldSpawn(game, ow) then return end
   -- opts.keepPikachu is the follower a connection crossing kept alive:
@@ -393,6 +396,7 @@ end
 -- (pikachu_follow.asm keeps it one walk step behind)
 function PikachuFollower.update(game, ow)
   if ow.pikaHop then return end -- the counter hop owns the follower (#417)
+  if ow.pikachuBillsScene then return end
   local npc = findFollower(ow)
   if not npc then
     if shouldSpawn(game, ow) then PikachuFollower.onMapEntered(game, ow) end
@@ -741,6 +745,68 @@ function PikachuFollower.picLift(emote)
   return 0
 end
 
+-- Bill's House has three map-scripted Yellow companion beats
+-- (BillsHouseScript0/2/5): Pikachu walks over to investigate Bill, waits at
+-- the cell separator, then reacts when Bill reappears.  Keep it at the
+-- machine until this map instance is discarded, just like the cartridge's
+-- disabled following state.
+local function billsHouseEmotion(game, ow, npc, bubble)
+  local Sprites = require("src.pokemon.Sprites")
+  ow.emote = {
+    npc = npc, frames = 50, bubble = bubbleIndex(game, bubble) or false,
+    pikaPic = Sprites.path(game.data, "PIKACHU", "front",
+                           { kind = "overworld" }),
+  }
+end
+
+local function movePikachu(ow, npc, steps, onDone)
+  npc.goalX, npc.goalY = nil, nil
+  idleReset(npc)
+  local function nextStep(i)
+    local step = steps[i]
+    if not step then
+      if onDone then onDone() end
+      return
+    end
+    ow:scriptMove(npc, step[1], step[2], function() nextStep(i + 1) end)
+  end
+  nextStep(1)
+end
+
+function PikachuFollower.onBillsHouseEnter(game, ow)
+  if not (GameVersion.isYellow() and ow.map and ow.map.id == "BILLS_HOUSE") then
+    return
+  end
+  if game.save.flags.EVENT_MET_BILL_2 then return end
+  local npc = findFollower(ow)
+  if not npc then return end
+  ow.pikachuBillsScene = true
+  movePikachu(ow, npc, { { "right", 3 }, { "up", 1 } }, function()
+    billsHouseEmotion(game, ow, npc, "QUESTION_BUBBLE")
+  end)
+end
+
+function PikachuFollower.onBillEnteredMachine(game, ow)
+  if not (GameVersion.isYellow() and ow.pikachuBillsScene) then return end
+  local npc = findFollower(ow)
+  if not npc then return end
+  local steps = ow.player.facing == "down"
+      and { { "up", 3 } }
+      or { { "up", 1 }, { "left", 1 }, { "up", 2 }, { "right", 1 } }
+  movePikachu(ow, npc, steps, function()
+    billsHouseEmotion(game, ow, npc, "QUESTION_BUBBLE")
+  end)
+end
+
+function PikachuFollower.onBillExitedMachine(game, ow)
+  if not (GameVersion.isYellow() and ow.pikachuBillsScene) then return end
+  local npc = findFollower(ow)
+  if not npc then return end
+  idleReset(npc)
+  npc.facing = "left"
+  billsHouseEmotion(game, ow, npc, "EXCLAMATION_BUBBLE")
+end
+
 -- ---------------------------------------------------------------------
 -- PikachuWalksToNurseJoy (engine/pikachu/pikachu_emotions.asm, run by
 -- engine/events/pokecenter.asm once the heal is accepted): the companion

tests/parity_yellow_bills_pikachu.lua

@@ -0,0 +1,89 @@
+-- Yellow starts Bill's House with Pikachu's confused reaction.  The map
+-- script owns that one-shot, while PikachuFollower owns the movement.
+
+package.path = "./?.lua;./?/init.lua;" .. package.path
+local S = require("tests.harness").suite("parity Yellow Bill's Pikachu")
+local check = S.check
+
+local entered = 0
+local originalFollower = package.loaded["src.world.PikachuFollower"]
+package.loaded["src.world.PikachuFollower"] = {
+  onBillsHouseEnter = function()
+    entered = entered + 1
+  end,
+}
+
+local story = dofile("data/scripts/story.lua")
+local game = { save = { flags = {} } }
+story.BILLS_HOUSE.onEnter(game, {})
+check(entered == 1,
+  "entering Bill's House before meeting Bill starts Pikachu's reaction")
+
+entered = 0
+game.save.flags.EVENT_MET_BILL_2 = true
+story.BILLS_HOUSE.onEnter(game, {})
+check(entered == 0,
+  "Pikachu's Bill reaction does not replay after Bill is met")
+
+package.loaded["src.world.PikachuFollower"] = originalFollower
+
+local GameVersion = require("src.core.GameVersion")
+local PikachuFollower = require("src.world.PikachuFollower")
+GameVersion.set("yellow")
+
+local npc = {
+  pikachuFollower = true, cellX = 3, cellY = 8, px = 48, py = 128,
+  facing = "up",
+}
+local moves = {}
+local yellowGame = {
+  save = { flags = {} },
+  data = {
+    pokemon = { PIKACHU = { spriteFront = "pikachu.png" } },
+    field = { emotionBubbles = {
+      bubbles = {
+        { name = "QUESTION_BUBBLE" }, { name = "EXCLAMATION_BUBBLE" },
+      },
+    } },
+  },
+}
+local ow = {
+  map = { id = "BILLS_HOUSE" }, npcs = { npc }, entities = { npc },
+  player = { cellX = 3, cellY = 7 },
+  scriptMove = function(_, entity, dir, tiles, onDone)
+    moves[#moves + 1] = { entity = entity, dir = dir, tiles = tiles,
+                           onDone = onDone }
+  end,
+}
+
+PikachuFollower.onBillsHouseEnter(yellowGame, ow)
+check(ow.pikachuBillsScene and #moves == 1
+      and moves[1].entity == npc and moves[1].dir == "right"
+      and moves[1].tiles == 3,
+  "Bill's House entry parks Pikachu and walks it to Bill")
+moves[1].onDone()
+check(#moves == 2 and moves[2].dir == "up" and moves[2].tiles == 1,
+  "Pikachu finishes its cartridge entry route beside Bill")
+moves[2].onDone()
+check(ow.emote and ow.emote.bubble == 1,
+  "Pikachu shows its confused reaction after reaching Bill")
+
+ow.player.facing = "down"
+PikachuFollower.onBillEnteredMachine(yellowGame, ow)
+check(#moves == 3 and moves[3].dir == "up" and moves[3].tiles == 3,
+  "Pikachu walks to the cell separator after Bill enters it")
+moves[3].onDone()
+check(ow.emote and ow.emote.bubble == 1,
+  "Pikachu wonders at the cell separator")
+
+npc.goalX, npc.goalY = 9, 9
+PikachuFollower.update(yellowGame, ow)
+check(npc.goalX == 9 and npc.goalY == 9,
+  "Pikachu stays parked in Bill's House during the scene")
+
+PikachuFollower.onBillExitedMachine(yellowGame, ow)
+check(ow.emote and ow.emote.bubble == 2 and npc.facing == "left",
+  "Pikachu reacts when Bill comes back out")
+
+GameVersion.set("red")
+S.finish()

tests/run_save_editor_tests.lua

@@ -431,6 +431,34 @@ do
   for _, bak in ipairs(FsIo.globPrefix(tmpPath .. ".bak-")) do os.remove(bak) end
 end
 
+do
+  -- #476: on Android a high-DPI 1560x720 capture can leave the editor with
+  -- only a compact logical viewport.  The Items picker must not hand a
+  -- negative list height to love.graphics.setScissor in that layout.
+  local tmpPath = os.tmpname() .. "-items-compact-save.lua"
+  local f = io.open(tmpPath, "wb")
+  f:write(SaveData.encode(SaveData.newGame()))
+  f:close()
+
+  local oldDimensions = love.graphics.getDimensions
+  local oldScissor = love.graphics.setScissor
+  love.graphics.getDimensions = function() return 520, 240 end
+  love.graphics.setScissor = function(_, _, width, height)
+    if width and (width < 0 or height < 0) then
+      error("Can't set scissor with negative width and/or height.")
+    end
+  end
+  App.load(tmpPath, { version = "red" })
+  App.getState().tab = "items"
+  local ok, err = pcall(App.draw)
+  check(ok, "the Items tab draws in a compact Android viewport: " .. tostring(err))
+  love.graphics.getDimensions = oldDimensions
+  love.graphics.setScissor = oldScissor
+
+  os.remove(tmpPath)
+  for _, bak in ipairs(FsIo.globPrefix(tmpPath .. ".bak-")) do os.remove(bak) end
+end
+
 do
   -- Whole-editor smoke test: every tab has to survive a real headless draw,
   -- which is what catches a layout that divides by a nil font metric or

tests/run_tests.lua

@@ -3278,6 +3278,7 @@ runSuites(orderedGlob("tests/parity_*.lua", {
   "tests/parity_static.lua", "tests/parity_trashcans.lua",
   "tests/parity_hof.lua", "tests/parity_trade_gift.lua",
   "tests/parity_yellow_trades.lua",
+  "tests/parity_yellow_bills_pikachu.lua",
   "tests/parity_intro.lua", "tests/parity_tilt.lua",
   "tests/parity_gbcfx.lua",
 }))

tools/save-editor/Kit.lua

@@ -381,13 +381,22 @@ end
 
 -- Clip drawing to a rect (list bodies).  No-ops under the headless stub.
 function Kit.pushClip(x, y, w, h)
-  if G and G.setScissor then
-    G.setScissor(math.floor(x), math.floor(y), math.ceil(w), math.ceil(h))
+  -- A compact mobile viewport can leave a panel with no room for a list.
+  -- LÖVE rejects negative scissor dimensions, so treat an exhausted clip
+  -- region as empty instead of passing invalid geometry through to it.
+  Kit._clipActive = G and G.setScissor ~= nil
+  if Kit._clipActive then
+    if w <= 0 or h <= 0 then
+      G.setScissor(0, 0, 0, 0)
+    else
+      G.setScissor(math.floor(x), math.floor(y), math.ceil(w), math.ceil(h))
+    end
   end
 end
 
 function Kit.popClip()
-  if G and G.setScissor then G.setScissor() end
+  if Kit._clipActive and G and G.setScissor then G.setScissor() end
+  Kit._clipActive = false
 end
 
 return Kit