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Rewriting RGBDS... In Rust!

Eldred Habert ISSOtm

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Rewriting RGBDS... In Rust!
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@ISSOtm
ISSOtm / u256.rs
Created May 24, 2021 14:33
Short, very incomplete implementation of u256 to showcase the use of `u128::overflowing_add`
use std::fmt::{self, Display, Formatter};
use std::ops::Add;
#[derive(Debug, Clone)]
struct u256 {
lo: u128,
hi: u128,
}
impl Add<u256> for u256 {
@ISSOtm
ISSOtm / csvtomap.py
Last active May 22, 2021 21:28
CSV → Binary tilemap converter
#!/usr/bin/env python3
import sys
def main(argv):
if len(argv) != 3:
print(f"Usage: {argv[0} -(0|1) file.csv", file=sys.stderr)
return 1
if argv[1] == "-0":
bounds = (-128, 127)
@ISSOtm
ISSOtm / seed_bruter.rs
Last active April 15, 2021 16:05
Invocation: `grep '^1' seeds.txt | ./seed_bruter`. Due to a BGB bug, you must copy it to the temp folder that this program creates...
use std::convert::{TryFrom, TryInto};
use std::env::{self, Args};
use std::fs::{self, File};
use std::io::{self, BufRead, BufReader, BufWriter, Read, Stdin, Write};
use std::path::PathBuf;
use std::process::{self, Command, Stdio};
use std::thread;
use std::time::Duration;
const NB_CHILDREN: usize = 8;
@ISSOtm
ISSOtm / seeds.rs
Last active April 15, 2021 16:01
Seed bruteforcer for ZZAZZ's fools2021
use std::collections::HashSet;
use std::convert::TryInto;
use std::ops::Deref;
use std::sync::{Arc, Mutex};
use std::thread;
const NB_THREADS: usize = 8;
fn main() {
let mut seeds = Arc::new(Mutex::new(HashSet::new()));
@ISSOtm
ISSOtm / make.log
Created March 14, 2021 15:17
Log of building gb-boilerplate from scratch
issotm@sheik-kitty ~/gb-boilerplate% make -dr [master|✔]
GNU Make 4.3
Built for x86_64-pc-linux-gnu
Copyright (C) 1988-2020 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Reading makefiles...
Reading makefile 'Makefile'...
Reading makefile 'project.mk' (search path) (no ~ expansion)...
@ISSOtm
ISSOtm / bestsci.i
Created March 10, 2021 21:11
INTERCAL program that prints "Arch is the best!" by transcoding ASCII on the fly. Uses C-INTERCAL I/O
PLEASE NOTE THAT THIS WAS MADE FOR C-INTERCAL
PLEASE DO .10 <- #18
PLEASE DO ,10 <- .10
PLEASE DO ,11 <- .10
DO NOT BE AFRAID, THESE ARE ASCII NUMBERS, NOT "TURING TAPE"
DO ,10SUB#1 <- #65
DO ,10SUB#2 <- #114
DO ,10SUB#3 <- #99
DO ,10SUB#4 <- #104
@ISSOtm
ISSOtm / 2byte_charmaps.asm
Created March 7, 2021 20:00
Macro for shimming 2-byte charmaps
NEWCHARMAP "Low byte"
charmap "A", $12
NEWCHARMAP "High byte"
charmap "A", $34
; ...
@ISSOtm
ISSOtm / Makefile
Last active February 20, 2021 23:39
CRC self-test code for Game Boy
$(BINDIR)/game.gb: $(SRCDIR)/tools/crcify.py $(OBJS)
@$(MKDIR) -p $(@D)
$(RGBLINK) $(LDFLAGS) -o $@ $(OBJS)
$(RGBFIX) $(FIXFLAGS) $@
$(RGBASM) $(ASFLAGS) -D'BANK_BYTE=$$'$$(xxd -s 0x148 -l 1 -p $@) -o $(OBJDIR)/crc.o $(SRCDIR)/crc.asm
$(RGBLINK) $(LDFLAGS) -o $@ $(OBJS) \
&& $(RGBFIX) $(FIXFLAGS) $@ \
&& $(PY) $< $@ \
&& $(RGBFIX) $(FIXFLAGS) $@
@ISSOtm
ISSOtm / subnet.py
Created October 9, 2020 21:49
Python script to print info about an IPv4 subnet mask
#!/usr/bin/env python3
import itertools
import sys
if len(sys.argv) < 2:
print(f"Usage: {argv[0]} <subnet mask>\n\tSubnet mask must be in dotted decimal form.", file=sys.stderr)
exit(1)
@ISSOtm
ISSOtm / pal_fade_dmgbc.asm
Created September 19, 2020 14:37
Palette fader for CGB with support for DMG fading, too!
FadeDMGToWhite:
ld c, LOW(hBGP)
ld hl, wBGP
.fadeDMGPalToWhite
ld a, [hli]
ld b, 4
.fadeDMGColorToWhite
ld e, a
and $C0