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CLOSES #2199, CLOSES #2200, CLOSES #2203, CLOSES #2204, CLOSES #2205, CLOSES #2206, CLOSES #2212, CLOSES #2214, CLOSES #2218, CLOSES #2219, CLOSES #2223, CLOSES #2224, CLOSES #2225, CLOSES #2226

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bryanthaboi
2026-09-09 07:32:12 -04:00
parent 60df2fbb65
commit 2e24febaca
32 changed files with 489 additions and 111 deletions
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src/render/Transition.lua
+22 -7
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@@ -30,6 +30,13 @@ local FADE_BGP = {
white = { out = { 0x90, 0x40, 0x00 },
["in"] = { 0x40, 0x90, 0xE4 } },
}
-- FadePal1..FadePal8 rOBP0 column, pokered home/fade.asm:65-73
local FADE_OBP0 = {
black = { out = { 0xD0, 0xE4, 0xFE, 0xFF },
["in"] = { 0xFF, 0xFE, 0xE4, 0xD0 } },
white = { out = { 0x80, 0x40, 0x00 },
["in"] = { 0x40, 0x80, 0xD0 } },
}
local BGP_IDENTITY = 0xE4
-- Veil alpha `t` frames into a `len`-frame fade out. GBFadeOutToBlack
@@ -155,20 +162,28 @@ function Transition.shadeMapFor(byte)
return map
end
function Transition:fadeTable()
function Transition:fadeTable(column)
local c = self.color or { 0, 0, 0 }
local white = (c[1] or 0) > 0.5 and (c[2] or 0) > 0.5 and (c[3] or 0) > 0.5
local set = FADE_BGP[white and "white" or "black"]
local set = (column or FADE_BGP)[white and "white" or "black"]
return set[self.phase == "in" and "in" or "out"]
end
local function fadeByte(self, tab)
local len = (self.phase == "out") and self.frames or self.framesIn
local step = math.min(#tab,
math.floor(fadeAlpha(self.t, len) * (#tab - 1) + 0.5) + 1)
return tab[step] or 0xFF
end
-- pokered home/fade.asm:58
function Transition:bgp()
local len = (self.phase == "out") and self.frames or self.framesIn
local tab = self:fadeTable()
local step = math.min(#tab,
math.floor(fadeAlpha(self.t, len) * (#tab - 1) + 0.5) + 1)
return tab[step] or 0xFF
return fadeByte(self, self:fadeTable())
end
-- pokered home/fade.asm:55
function Transition:obp0()
return fadeByte(self, self:fadeTable(FADE_OBP0))
end
function Transition:draw()