mirror of
https://github.com/FranLMSP/rmg-001.git
synced 2025-02-22 19:22:08 +00:00
more WIP for sound
This commit is contained in:
parent
7fe522ea3b
commit
aa88a6498e
278
Cargo.lock
generated
278
Cargo.lock
generated
@ -23,6 +23,28 @@ dependencies = [
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@ -188,6 +264,16 @@ dependencies = [
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@ -276,6 +362,50 @@ dependencies = [
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@ -626,12 +762,35 @@ dependencies = [
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@ -657,6 +816,12 @@ version = "1.4.0"
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@ -701,6 +866,15 @@ dependencies = [
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[[package]]
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@ -818,6 +992,19 @@ dependencies = [
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@ -827,7 +1014,21 @@ dependencies = [
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@ -875,6 +1076,16 @@ dependencies = [
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@ -895,6 +1106,17 @@ dependencies = [
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@ -945,6 +1167,29 @@ dependencies = [
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@ -985,6 +1230,12 @@ dependencies = [
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@ -1167,6 +1418,7 @@ checksum = "f1382d1f0a252c4bf97dc20d979a2fdd05b024acd7c2ed0f7595d7817666a157"
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@ -1175,6 +1427,12 @@ dependencies = [
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]
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[[package]]
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[[package]]
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@ -1221,6 +1479,12 @@ version = "1.0.130"
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@ -1265,6 +1529,12 @@ dependencies = [
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[[package]]
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@ -1667,8 +1937,8 @@ dependencies = [
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@ -1707,7 +1977,7 @@ version = "0.3.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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||||
|
||||
@ -10,7 +10,7 @@ optimize = ["log/release_max_level_warn"]
|
||||
default = ["optimize"]
|
||||
|
||||
[dependencies]
|
||||
rand = "0.8"
|
||||
cpal = "0.13"
|
||||
env_logger = "0.9"
|
||||
log = "0.4"
|
||||
pixels = "0.7"
|
||||
|
||||
@ -44,4 +44,5 @@ This project would have been completely impossible without all the documentation
|
||||
- Opcodes behaviour: https://rgbds.gbdev.io/docs/v0.5.1/gbz80.7
|
||||
- Blargg's test ROMs: https://github.com/retrio/gb-test-roms
|
||||
- Mooneye test ROMs: https://github.com/Gekkio/mooneye-test-suite
|
||||
- Sound emulation guide: https://nightshade256.github.io/2021/03/27/gb-sound-emulation.html
|
||||
- The Ultimate Gameboy talk: https://youtu.be/HyzD8pNlpwI
|
||||
|
||||
@ -10,6 +10,7 @@ use crate::ppu::{
|
||||
use crate::cpu::{Interrupt};
|
||||
use crate::timer::{Timer};
|
||||
use crate::joypad::{Joypad, JOYPAD_ADDRESS};
|
||||
use crate::sound::{Sound};
|
||||
|
||||
pub const BANK_ZERO: RangeInclusive<u16> = 0x0000..=0x3FFF;
|
||||
pub const BANK_SWITCHABLE: RangeInclusive<u16> = 0x4000..=0x7FFF;
|
||||
@ -32,6 +33,7 @@ pub struct Bus {
|
||||
pub ppu: PPU,
|
||||
pub joypad: Joypad,
|
||||
pub timer: Timer,
|
||||
pub sound: Sound,
|
||||
}
|
||||
|
||||
impl Bus {
|
||||
@ -55,6 +57,7 @@ impl Bus {
|
||||
ppu: PPU::new(),
|
||||
joypad: Joypad::new(),
|
||||
timer: Timer::new(),
|
||||
sound: Sound::new(),
|
||||
};
|
||||
|
||||
// Hardware registers after the bootrom
|
||||
@ -94,6 +97,8 @@ impl Bus {
|
||||
return self.ppu.read_oam(address);
|
||||
} else if PPU::is_io_register(address) {
|
||||
return self.ppu.get_register(address);
|
||||
} else if Sound::is_io_register(address) {
|
||||
return self.sound.get_register(address);
|
||||
} else if address == JOYPAD_ADDRESS {
|
||||
return self.joypad.read(self.data[address as usize]);
|
||||
} else if Timer::is_io_register(address) {
|
||||
@ -126,6 +131,8 @@ impl Bus {
|
||||
self.data[(WORK_RAM_1.min().unwrap() + (address - ECHO_RAM.min().unwrap())) as usize] = data; // Copy to the working RAM
|
||||
} else if Timer::is_io_register(address) {
|
||||
self.timer.set_register(address, data);
|
||||
} else if Sound::is_io_register(address) {
|
||||
self.sound.set_register(address, data);
|
||||
} else if address == JOYPAD_ADDRESS {
|
||||
let byte = self.data[address as usize];
|
||||
self.data[address as usize] = (data & 0b11110000) | (byte & 0b00001111);
|
||||
|
||||
18
src/sound.rs
18
src/sound.rs
@ -1,4 +1,5 @@
|
||||
use std::ops::RangeInclusive;
|
||||
use crate::cpu::Cycles;
|
||||
|
||||
pub const NR10_ADDRESS: u16 = 0xFF10;
|
||||
pub const NR11_ADDRESS: u16 = 0xFF11;
|
||||
@ -33,6 +34,12 @@ pub struct Sound {
|
||||
}
|
||||
|
||||
impl Sound {
|
||||
pub fn new() -> Self {
|
||||
Self {
|
||||
io_registers: [0; 48],
|
||||
}
|
||||
}
|
||||
|
||||
pub fn is_io_register(address: u16) -> bool {
|
||||
address >= 0xFF10 && address <= 0xFF3F
|
||||
}
|
||||
@ -44,4 +51,15 @@ impl Sound {
|
||||
pub fn set_register(&mut self, address: u16, data: u8) {
|
||||
self.io_registers[(address - 0xFF10) as usize] = data;
|
||||
}
|
||||
|
||||
pub fn do_cycles(&self, cycles: Cycles) {
|
||||
let mut count = 0;
|
||||
while count < cycles.0 {
|
||||
self.cycle();
|
||||
count += 1;
|
||||
}
|
||||
}
|
||||
|
||||
fn cycle(&self) {
|
||||
}
|
||||
}
|
||||
|
||||
@ -73,11 +73,6 @@ impl Timer {
|
||||
pub fn read_divider(&self) -> u8 {
|
||||
self.divider.to_be_bytes()[0]
|
||||
}
|
||||
|
||||
pub fn reset(&mut self) {
|
||||
println!("Reset divider");
|
||||
self.divider = 0;
|
||||
}
|
||||
|
||||
pub fn do_cycles(&mut self, cycles: Cycles) {
|
||||
self.is_enabled = self.is_timer_enabled();
|
||||
|
||||
Loading…
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Reference in New Issue
Block a user