エキサイティングラリー (FC) HUD script (for FCEUX)

ExcitingRally-info.lua

local function RD(addr)
    return memory.readbyte(addr)
end

local function get_info()
    local info = {}

    info.x = 32 * 8 * RD(0x5A) + 8 * RD(0x58) + RD(0x56)
    info.y = 16 * 8 * RD(0x5B) + 8 * RD(0x59) + RD(0x57)
    info.speed = 0x100 * RD(0x77) + RD(0x78)
    info.dir = RD(0x81)
    info.temp = 0x100 * RD(0x7C) + RD(0x7B)

    return info
end

local function on_draw()
    local info = get_info()

    gui.text(184, 0, string.format(" X:%d ", info.x))
    gui.text(184, 8, string.format(" Y:%d ", info.y))

    gui.text(184, 56, string.format(" SPD:0x%04X ", info.speed))
    gui.text(184, 64, string.format(" DIR:0x%02X ", info.dir))

    gui.text(184, 80, string.format(" TEMP:0x%04X ", info.temp))
end

local function main()
    gui.opacity(0.8)
    gui.register(on_draw)
end

main()