Dragon Warrior 4 Lua Script for testing the Demon Hammer
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--This script is designed to work with Bizhawk | |
--This script assumes a pre-made state on Quicksave Slot 0, with 1 enemy, | |
--Ragnar the only alive party member, and the Demon Hammer equipped | |
--Set the correct memory domain | |
memory.usememorydomain("System Bus") | |
--define variables | |
wins = 0 | |
miss = 0 | |
total = 0 | |
save_state_slot = 0 -- which quickload slot to load from | |
rng1 = 0 | |
rng2 = 0 | |
rng3 = 0 | |
--Wait function for advancing 1 frame and displaying results on the screen | |
function Wait(number) | |
for i=0,number-1 do | |
emu.frameadvance() | |
--display the enemy HP | |
gui.text(120,150,'HP: '..(memory.readbyte(0x727E) + memory.readbyte(0x727F) * 256)) | |
gui.text(30,170,'Total: '..total) | |
if(total ~= 0) then | |
gui.text(30,210,'Crit: '..wins..' ('..(math.floor(1000 * wins / (total)) / 10)..'%)') | |
gui.text(30,230,'Miss: '..miss..' ('..(math.floor(1000 * miss / (total)) / 10)..'%)') | |
end | |
end | |
end | |
--the main loop, this runs forever | |
while true do | |
--load the savestate | |
savestate.loadslot(save_state_slot); | |
--load the previous rng values back into the state | |
memory.writebyte(0x0012,rng1); | |
memory.writebyte(0x0013,rng2); | |
memory.writebyte(0x050D,rng3); | |
--run the attack loop | |
while true do | |
Wait(math.random(5)+1); --wait a random number of frames | |
joypad.set({A=true}, 1) | |
Wait(1); | |
joypad.set({A=false}, 1) | |
--0x43 means that Ragnar attacked | |
if (memory.readbyte(0x7324) == 0x43) then break end | |
end | |
--wait for the attack to resolve | |
Wait(60); | |
--read the variables we need to record data | |
HP = memory.readbyte(0x727E); | |
if HP == 0 then | |
--crit | |
wins = wins + 1; | |
else | |
--miss | |
miss = miss + 1; | |
end | |
total = total + 1; | |
--save the RNG values for the next loop | |
rng1 = memory.readbyte(0x0012) | |
rng2 = memory.readbyte(0x0013) | |
rng3 = memory.readbyte(0x050D) | |
Wait(1); | |
end |
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