[SMD] Toejam & Earl in Panic on Funkotron - Moving Characters [BizHawk/Lua]

Toejam_&_Earl_in_Panic_on_Funkotron.lua

local player1_x = 0x8DDC
local player1_y = 0x8DE4
local player2_x = 0x8E5C
local player2_y = 0x8E64

local player_x = player1_x
local player_y = player1_y

local step = 1
local prev_keys = {}

while true do
    local x = mainmemory.read_u16_be(player_x)
    local y = mainmemory.read_u16_be(player_y)
    local keys = input.get()

    if keys["Delete"] then
        mainmemory.write_u16_be(player_x, x - step)
    elseif keys["PageDown"] then
        mainmemory.write_u16_be(player_x, x + step)
    end
    if keys["Home"] then
        mainmemory.write_u16_be(player_y, y - step)
    elseif keys["End"] then
        mainmemory.write_u16_be(player_y, y + step)
    end

    if keys["Insert"] and prev_keys["Insert"] == nil then
        if step > 1 then step = step - 1 end
    elseif keys["PageUp"] and prev_keys["PageUp"] == nil then
        if step < 32 then step = step + 1 end
    end

    prev_keys = keys

    emu.frameadvance()
end