mirror of
https://github.com/notwa/mm
synced 2024-11-05 02:39:02 -08:00
Connor Olding
1acbaba58c
theres still a lot of work to do\nsince most scripts just set globals explicitly\nthis is still better than implied globals though
40 lines
952 B
Lua
Executable file
40 lines
952 B
Lua
Executable file
require "lib.setup"
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require "boilerplate"
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require "addrs"
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-- precalculate hamming weights of bytes
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local hamming_weight = {}
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for i = 0, 255 do
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local w = 0
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for b = 0, 7 do
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w = w + bit.band(bit.rshift(i, b), 1)
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end
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hamming_weight[i] = w
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end
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local function hamming_of(addr, size)
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local weight = 0
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local bytes = mainmemory.readbyterange(addr, size)
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for k,v in pairs(bytes) do
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if v ~= 0 then
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weight = weight + hamming_weight[tonumber(v, 16)]
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end
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end
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return weight
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end
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local function hamming_of_A(a)
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return hamming_of(a.addr, a.type)
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end
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print("###")
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local current = 0
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for i = 1, 5 do
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local addr = addrs['current_scene_flags_'..tostring(i)].addr
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current = current + hamming_of(addr, 4)
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end
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local ingame = hamming_of_A(addrs.scene_flags_ingame)
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local save = hamming_of_A(addrs.scene_flags_save)
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print("current", current)
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print("ingame ", ingame)
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print("save ", save)
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