yellow copyright diff

src/import/RomExtractor.lua

@@ -1756,7 +1756,7 @@ end
 
 function RomExtractor:extractField()
   self:beginStage("Interface artwork")
-  local done, total = 0, 50
+  local done, total = 0, 51
   local function tick()
     done = done + 1
     self:tick("Interface artwork", math.min(done, total), total)
@@ -1772,6 +1772,16 @@ function RomExtractor:extractField()
     "title/copyright.png"); tick()
   self:raw2bpp("GameFreakLogoGraphics", 72, 8,
     "title/gamefreak_inc.png"); tick()
+
+  do
+    local gf = self.symbols["GameFreakLogoGraphics"]
+    local tb = self.symbols["TextBoxGraphics"]
+    if gf and tb and tb[2] == gf[2] + 9 * 16 + 16 then
+      local raw = self.rom:bytes(gf[1], gf[2] + 9 * 16, 16)
+      self:save(ImageWriter.decode2bpp(raw, 8, 8, false), "title/nine.png")
+    end
+  end
+  tick()
   -- Yellow fixed Pikachu title art (no-op on Red/Blue manifests).
   self:extractYellowTitleArt(); tick()
 

src/ui/Credits.lua

@@ -31,6 +31,7 @@
 -- to just THE END.
 
 local Font = require("src.render.Font")
+local GameVersion = require("src.core.GameVersion")
 local Music = require("src.core.Music")
 local Strings = require("src.core.Strings")
 
@@ -64,11 +65,12 @@ local MON_PREP_FRAMES = 9
 
 -- LoadCopyrightTiles (engine/movie/title.asm CopyrightTextString): tile
 -- sequences into the extracted title/copyright.png strip (tiles $60-$72:
--- (c)'95.'96.'98 + Nintendo + Creatures inc.); the GAME FREAK inc. row is
+-- Red/Blue (c)'95.'96.'98, Yellow (c)1995-1999 + NineTile) + Nintendo +
--- the title/gamefreak_inc.png strip (GameFreakLogoGraphics, tiles
+-- Creatures inc.; the GAME FREAK inc. row is title/gamefreak_inc.png
--- $73-$7B), with the intro's composed gamefreak_text.png as a fallback
+-- (GameFreakLogoGraphics, tiles $73-$7B), with the intro's composed
--- for pre-regeneration data.
+-- gamefreak_text.png as a fallback for pre-regeneration data.
-local COPY_PREFIX = { 0, 1, 2, 1, 3, 1, 4 }               -- (c)'95.'96.'98
+local COPY_PREFIX_RB = { 0, 1, 2, 1, 3, 1, 4 }            -- (c)'95.'96.'98
+local COPY_PREFIX_YELLOW = { 0, 1, 2, 3, 1, 2 }           -- (c)1995-199
 local COPY_NINTENDO = { 5, 6, 7, 8, 9, 10 }               -- Nintendo
 local COPY_CREATURES = { 11, 12, 13, 14, 15, 16, 17, 18 } -- Creatures inc.
 
@@ -140,6 +142,12 @@ function Credits.new(game, onDone, onTheEnd)
                         and title.gamefreakInc.path)
              or tryImage(intro and intro.gamefreakText
                          and intro.gamefreakText.path)
+  self.yellowCopy = GameVersion.isYellow()
+    or (title and title.layout == "yellow_pikachu")
+  self.copyPrefix = self.yellowCopy and COPY_PREFIX_YELLOW or COPY_PREFIX_RB
+  self.nineImg = self.yellowCopy and tryImage(
+    title and title.nine and title.nine.path
+      or "assets/generated/title/nine.png") or nil
   return self
 end
 
@@ -255,6 +263,17 @@ function Credits:drawPage(screen, xoff, shade)
   if screen.copyright then self:drawCopyright(xoff) end
 end
 
+function Credits:drawCopyPrefix(x, y)
+  local img = self.copyImg
+  for _, t in ipairs(self.copyPrefix) do
+    love.graphics.draw(img, self.copyQuads[t], x, y)
+    x = x + 8
+  end
+  if self.nineImg then
+    love.graphics.draw(self.nineImg, x, y)
+  end
+end
+
 function Credits:drawCopyright(xoff)
   local img = self.copyImg
   if img then
@@ -267,11 +286,11 @@ function Credits:drawCopyright(xoff)
       end
       return x
     end
-    row(COPY_PREFIX, xoff + 16, 56)
+    self:drawCopyPrefix(xoff + 16, 56)
     row(COPY_NINTENDO, xoff + 80, 56)
-    row(COPY_PREFIX, xoff + 16, 72)
+    self:drawCopyPrefix(xoff + 16, 72)
     row(COPY_CREATURES, xoff + 80, 72)
-    row(COPY_PREFIX, xoff + 16, 88)
+    self:drawCopyPrefix(xoff + 16, 88)
     if self.gfImg then
       love.graphics.draw(self.gfImg, xoff + 80, 88)
     else

src/ui/IntroMovie.lua

@@ -2,6 +2,7 @@
 -- ..(engine/movie/splash.asm ln 27)
 
 local Font = require("src.render.Font")
+local GameVersion = require("src.core.GameVersion")
 local Music = require("src.core.Music")
 local Sound = require("src.core.Sound")
 local Strings = require("src.core.Strings")
@@ -56,8 +57,13 @@ local SPLASH_FRAMES = WAVES_END + 40  -- ld c, 40 (intro.asm:329-331)
 local LOGO_X, LOGO_Y = 72, 56
 local TEXT_X, TEXT_Y = 40, 80
 
--- ..(engine/movie/title.asm ln 390)
+-- CopyrightTextString (engine/movie/title.asm).  Red/Blue years are
-local COPY_PREFIX = { 0, 1, 2, 1, 3, 1, 4 }
+-- (c)'95.'96.'98; Yellow's sheet spells (c)1995-1999 and finishes the
+-- last digit with NineTile (title screen).  Intro originally overflows
+-- into the font "A" tile for that digit; we draw NineTile so both
+-- screens read 1999.
+local COPY_PREFIX_RB = { 0, 1, 2, 1, 3, 1, 4 }
+local COPY_PREFIX_YELLOW = { 0, 1, 2, 3, 1, 2 }
 local COPY_NINTENDO = { 5, 6, 7, 8, 9, 10 }
 local COPY_CREATURES = { 11, 12, 13, 14, 15, 16, 17, 18 }
 
@@ -143,6 +149,12 @@ function IntroMovie.new(game, onDone)
   end
   self.gfInc = img(titleCfg.gamefreakInc)
     or tryImage("assets/generated/title/gamefreak_inc.png")
+  -- ..(pokeyellow engine/movie/title.asm CopyrightTextString / NineTile)
+  self.yellowCopy = GameVersion.isYellow()
+    or titleCfg.layout == "yellow_pikachu"
+  self.copyPrefix = self.yellowCopy and COPY_PREFIX_YELLOW or COPY_PREFIX_RB
+  self.nineImg = self.yellowCopy and (
+    img(titleCfg.nine) or tryImage("assets/generated/title/nine.png")) or nil
   self.studioLogo = tryImage(self.studio.logo)
   if self.studioLogo then
     self.studioLogo:setFilter("nearest", "nearest")
@@ -364,6 +376,16 @@ function IntroMovie:drawFight()
   end
 end
 
+function IntroMovie:drawCopyPrefix(x, y)
+  for _, t in ipairs(self.copyPrefix) do
+    love.graphics.draw(self.copyright, self.copyQuads[t], x, y)
+    x = x + 8
+  end
+  if self.nineImg then
+    love.graphics.draw(self.nineImg, x, y)
+  end
+end
+
 function IntroMovie:drawCopyright()
   if self.studio.card or self.studio.credit then
     local card = self.studio.card or ""
@@ -378,7 +400,7 @@ function IntroMovie:drawCopyright()
         x = x + 8
       end
     end
-    for _, y in ipairs({ 56, 72, 88 }) do row(COPY_PREFIX, 16, y) end
+    for _, y in ipairs({ 56, 72, 88 }) do self:drawCopyPrefix(16, y) end
     row(COPY_NINTENDO, 80, 56)
     row(COPY_CREATURES, 80, 72)
     love.graphics.draw(self.gfInc, 80, 88)

src/ui/TitleState.lua

@@ -226,6 +226,11 @@ function TitleState.new(game, opts)
   self.blue = GameVersion.isBlue()
   self.yellow = GameVersion.isYellow()
     or title.layout == "yellow_pikachu"
+  -- ..(pokeyellow engine/movie/title.asm .tileScreenCopyrightTiles / NineTile)
+  self.nineImg = self.yellow and tryImage(imagePath(title.nine)
+    or "assets/generated/title/nine.png") or nil
+  self.copyPrefix = self.yellow
+    and { 0, 1, 2, 3, 1, 2 } or { 0, 1, 2, 1, 3, 1, 4 }
   -- Yellow title is a fixed Pikachu composition (title_yellow.asm), not
   -- TitleMons cycling.  Prefer composed pikachu.png from the Yellow import.
   self.yellowPikachu = self.yellow and tryImage(imagePath(title.pikachu)
@@ -665,16 +670,17 @@ function TitleState:draw()
   self:drawCopyright(136 + (preRibbon and 0 or scrollY))
 end
 
--- ..(engine/movie/title.asm ln 117)
-local COPY_PREFIX = { 0, 1, 2, 1, 3, 1, 4 }
-
 function TitleState:drawCopyright(y)
   if not self.title.copyrightText and self.copyImg and self.gfInc then
     local x = 16
-    for _, t in ipairs(COPY_PREFIX) do
+    for _, t in ipairs(self.copyPrefix) do
       love.graphics.draw(self.copyImg, self.copyQuads[t], x, y)
       x = x + 8
     end
+    if self.nineImg then
+      love.graphics.draw(self.nineImg, x, y)
+      x = x + 8
+    end
     love.graphics.draw(self.gfInc, x, y)
     return
   end

tests/engine/nx_yellow_boot_test.lua

@@ -37,7 +37,8 @@ end
 
 local Y_TITLE = {
   "pikachu.png", "pika_bubble.png", "eyes_half.png", "eyes_closed.png",
-  "player.png", "copyright.png", "gamefreak_inc.png", "yellow_version.png",
+  "player.png", "copyright.png", "gamefreak_inc.png", "nine.png",
+  "yellow_version.png",
 }
 for _, name in ipairs(Y_TITLE) do
   seed("yellow/assets/generated/title/" .. name)
@@ -207,6 +208,11 @@ check(pre ~= nil, "the IntroMovie pre-roll was constructed")
 eq(pre and pre.copyright and pre.copyright.path,
   "yellow/assets/generated/title/copyright.png",
   "copyright card resolves to the yellow/ copy")
+eq(pre and pre.nineImg and pre.nineImg.path,
+  "yellow/assets/generated/title/nine.png",
+  "copyright NineTile resolves to the yellow/ copy")
+check(pre and pre.yellowCopy == true,
+  "IntroMovie selects the Yellow (c)1995-1999 tile sequence")
 eq(pre and pre.studioLogo and pre.studioLogo.path,
   "yellow/assets/generated/intro/studio_logo.png",
   "data-driven studio logo resolves to the yellow/ copy")

tools/build_rom_data.py

@@ -1747,6 +1747,17 @@ def extract_field(rom, symbols, manifest, out_dir, assets_dir):
         "title/copyright.png")
     raw_2bpp(
         "GameFreakLogoGraphics", 72, 8, "title/gamefreak_inc.png")
+    # Yellow NineTile (pokeyellow gfx/font.asm): final "9" of (c)1995-1999,
+    # parked in the 16 bytes between GameFreakLogoGraphics and TextBoxGraphics.
+    if _has_symbol(symbols, "GameFreakLogoGraphics") \
+       and _has_symbol(symbols, "TextBoxGraphics"):
+        gf = _symbol(symbols, "GameFreakLogoGraphics")
+        tb = _symbol(symbols, "TextBoxGraphics")
+        if tb.address == gf.address + 9 * 16 + 16:
+            nine_raw = rom.bytes(gf.bank, gf.address + 9 * 16, 16)
+            _save_png(
+                _decode_2bpp(nine_raw, 8, 8, False),
+                os.path.join(assets_dir, "title/nine.png"))
 
     # Yellow fixed Pikachu title (pret/pokeyellow title_yellow.asm): tilemap
     # composition over both tile banks -- PokemonLogoGraphics in vChars2

tools/extract/field.py

@@ -1471,9 +1471,11 @@ def extract(pokered, out_dir):
         util.die("bike riding tileset extraction sanity check failed")
     if indoor_encounters["firstIndoorMap"] != 0x25:
         util.die("indoor encounter boundary sanity check failed")
-    if len(title) != 5 or any(not v["width"] for v in title.values()) \
+    if len(title) not in (5, 6) or any(not v["width"] for v in title.values()) \
        or (title["gamefreakInc"]["width"],
-           title["gamefreakInc"]["height"]) != (72, 8):
+           title["gamefreakInc"]["height"]) != (72, 8) \
+       or ("nine" in title and (title["nine"]["width"],
+                                title["nine"]["height"]) != (8, 8)):
         util.die("title asset extraction sanity check failed")
     if any((intro["gengar"][f]["width"], intro["gengar"][f]["height"])
            != (56, 56) for f in ("frame1", "frame2", "frame3")) \

tools/extract/gfx.py

@@ -130,6 +130,12 @@ TITLE_GRAPHICS = [
     ("gamefreakInc", "gfx/title/gamefreak_inc.png", False),
 ]
 
+# Yellow only (pokeyellow gfx/font.asm NineTile): final "9" of (c)1995-1999
+# on the title copyright line and intro/credits copyright card.
+OPTIONAL_TITLE_GRAPHICS = [
+    ("nine", "gfx/title/nine.png", False),
+]
+
 
 def extract_title(pokered, assets_dir):
     """Convert the title-screen graphics to assets/generated/title/.
@@ -150,6 +156,19 @@ def extract_title(pokered, assets_dir):
             "height": size[1],
             "source": src_rel,
         }
+    for key, src_rel, matte in OPTIONAL_TITLE_GRAPHICS:
+        src = os.path.join(pokered, src_rel)
+        if not os.path.isfile(src):
+            continue
+        base = os.path.basename(src_rel)
+        size = convert_png(src, os.path.join(assets_dir, "title", base),
+                           transparent_matte=matte)
+        out[key] = {
+            "path": f"assets/generated/title/{base}",
+            "width": size[0],
+            "height": size[1],
+            "source": src_rel,
+        }
     return out