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12 changed files with 112 additions and 252 deletions

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@ -1,6 +1,6 @@
[build]
target = "avr-none"
rustflags = ["-C", "target-cpu=atmega328p", "--emit=llvm-ir"]
rustflags = ["-C", "target-cpu=atmega328p"]
[target.'cfg(target_arch = "avr")']
runner = "ravedude"

57
Cargo.lock generated
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@ -68,16 +68,6 @@ version = "1.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
[[package]]
name = "cc"
version = "1.2.37"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "65193589c6404eb80b450d618eaf9a2cafaaafd57ecce47370519ef674a7bd44"
dependencies = [
"find-msvc-tools",
"shlex",
]
[[package]]
name = "cfg-if"
version = "1.0.3"
@ -132,12 +122,6 @@ version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "723dce4e9f25b6e6c5f35628e144794e5b459216ed7da97b7c4b66cdb3fa82ca"
[[package]]
name = "find-msvc-tools"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7fd99930f64d146689264c637b5af2f0233a933bef0d8570e2526bf9e083192d"
[[package]]
name = "hash32"
version = "0.3.1"
@ -214,52 +198,12 @@ dependencies = [
"proc-macro2",
]
[[package]]
name = "rustc_version"
version = "0.2.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
dependencies = [
"semver",
]
[[package]]
name = "semver"
version = "0.9.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
dependencies = [
"semver-parser",
]
[[package]]
name = "semver-parser"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
[[package]]
name = "shlex"
version = "1.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
[[package]]
name = "stable_deref_trait"
version = "1.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
[[package]]
name = "stackalloc"
version = "1.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "00b5b7088084b7f78305a42468c9a3693918620f0b8ec86260f1132dc0521e78"
dependencies = [
"cc",
"rustc_version",
]
[[package]]
name = "syn"
version = "1.0.109"
@ -281,7 +225,6 @@ dependencies = [
"embedded-hal 1.0.0",
"mipidsi",
"panic-halt",
"stackalloc",
"ufmt",
]

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@ -12,7 +12,6 @@ atmega-hal = { git = "https://github.com/Rahix/avr-hal?tab=readme-ov-file", rev=
ufmt = "0.2.0"
mipidsi = "0.9.0"
embedded-graphics-core = "0.4.0"
stackalloc = { version = "1.2.1", features = ["no_std"] }
# nb = "1.1.0"
# pwm-pca9685 = "1.0.0"
# infrared = "0.14.1"
@ -25,9 +24,6 @@ panic = "abort"
[profile.release]
panic = "abort"
opt-level = "s" # Size is more important than performance on MSP430.
codegen-units = 1 # Better size optimization.
lto = "fat" # _Much_ better size optimization.
[build]
rustflags = ["-C", "link-args=-lc", "--emit=llvm-ir"]
rustflags = ["-C", "link-args=-lc"]

View File

@ -1,14 +1,7 @@
[general]
port = "/dev/ttyUSB0"
board = "uno"
serial-baudrate = 57600
open-console = true
[board.avrdude]
# avrdude configuration
programmer = "arduino"
partno = "m328p"
baudrate = 57600
do-chip-erase = true
# For documentation about this file, check here:
# https://github.com/Rahix/avr-hal/blob/main/ravedude/README.md#ravedudetoml-format

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@ -4,11 +4,9 @@
#![no_std]
#![no_main]
#![feature(iter_array_chunks)]
#![feature(const_slice_make_iter)]
#![feature(slice_as_chunks)]
use atmega_hal::{
Adc, Eeprom, Usart,
Adc, Usart,
port::{Pin, mode},
spi::{self, Settings},
usart::Baudrate,
@ -44,9 +42,6 @@ fn main() -> ! {
Baudrate::<CoreClock>::new(57600),
);
// let eeprom = Eeprom::new(dp.EEPROM);
// ufmt::uwriteln!(serial, "Eeprom capacity: {}", eeprom.capacity()).unwrap();
let cs = pins.pb2.into_output();
let (mut spi, mut cs) = spi::Spi::new(
dp.SPI,

View File

@ -1,7 +1,4 @@
use core::{
hint::black_box,
slice::{Chunks, Iter},
};
use core::slice::Iter;
use atmega_hal::{
Atmega, Usart,
@ -16,57 +13,9 @@ use crate::{
display::{Color, Display, Position, Rgb565, Writeable},
};
#[repr(u8)]
enum NonBssByte {
V = 1,
}
pub struct NonBss<Buf> {
_hack: NonBssByte,
pub buf: Buf,
}
impl<const N: usize> NonBss<[u8; N]> {
pub const fn new(buf: [u8; N]) -> Self {
Self {
_hack: NonBssByte::V,
buf,
}
}
}
macro_rules! non_bss_statics {(
$(
$(#$attr:tt)*
$pub:vis
static ref $NAME:ident : [$u8:ty] = *include_bytes!($($args:tt)*);
)*
) => (
$(
$(#$attr)*
$pub
const $NAME: &[u8] = {
static $NAME: NonBss<[$u8; ::core::include_bytes!($($args)*).len()]> =
NonBss::new(*::core::include_bytes!($($args)*));
&$NAME.buf
};
)*
)}
// https://qoiformat.org/qoi-specification.pdf
// static LARGE: [u8; 1966] = *include_bytes!("../images/large.qoi");
// static SHEEP: [u8; 852] = *include_bytes!("../images/sheep.qoi");
non_bss_statics! {
static ref SHEEP: [u8] = *include_bytes!("../images/sheep.qoi");
static ref LARGE: [u8] = *include_bytes!("../images/large.qoi");
}
// const LARGE_C1: [u8; 512] = LARGE.as_chunks().0[0];
// const LARGE_C2: [u8; 512] = LARGE.as_chunks().0[1];
// const LARGE_C3: [u8; 512] = LARGE.as_chunks().0[2];
// const LARGE_C4: &[u8] = LARGE.as_chunks::<512>().1;
const image: &[u8; 288] = include_bytes!("../images/Image.qoi");
const BUFFER_SIZE: usize = 64;
#[derive(Debug, uDebug)]
pub enum QoiErr {
@ -74,85 +23,64 @@ pub enum QoiErr {
UnexpectedEOF,
}
// #[derive(Default)]
// struct LargeIter<const N: usize> {
// index: usize,
// }
// impl<const N: usize> Iterator for LargeIter<N> {
// type Item = u8;
// fn next(&mut self) -> Option<Self::Item> {
// if self.index >= N {
// return None;
// }
// let old_idx = self.index;
// self.index += 1;
// Some(SHEEP[old_idx])
// }
// }
pub fn draw_image<T: DelayNs, DCPin: PinOps, RSTPin: PinOps>(
serial: &mut Usart<USART0, Pin<mode::Input, PD0>, Pin<mode::Output, PD1>, CoreClock>,
display: &mut Display<T, DCPin, RSTPin>,
position: Position,
) -> Result<(), QoiErr> {
let a = LARGE[black_box(50)];
ufmt::uwriteln!(serial, "Successfully read QOI header {}", a).unwrap();
let mut iter = SHEEP.iter().map(|v| *v);
let mut iter = image.iter();
if let (Some(113), Some(111), Some(105), Some(102)) =
(iter.next(), iter.next(), iter.next(), iter.next())
{
fn next(iter: &mut dyn Iterator<Item = u8>) -> Result<u8, QoiErr> {
fn next<'a>(iter: &mut Iter<'a, u8>) -> Result<&'a u8, QoiErr> {
iter.next().ok_or(QoiErr::UnexpectedEOF)
}
let width = u32::from_be_bytes([
next(&mut iter)?,
next(&mut iter)?,
next(&mut iter)?,
next(&mut iter)?,
*next(&mut iter)?,
*next(&mut iter)?,
*next(&mut iter)?,
*next(&mut iter)?,
]) as u16;
let height = u32::from_be_bytes([
next(&mut iter)?,
next(&mut iter)?,
next(&mut iter)?,
next(&mut iter)?,
*next(&mut iter)?,
*next(&mut iter)?,
*next(&mut iter)?,
*next(&mut iter)?,
]) as u16;
let channels = next(&mut iter)?;
let colorspace = next(&mut iter)?;
let channels = *next(&mut iter)?;
let colorspace = *next(&mut iter)?;
ufmt::uwriteln!(serial, "Successfully read QOI header").unwrap();
display.set_window(
position,
Position {
x: position.x + width - 1,
y: position.y + height - 1,
x: position.x + width,
y: position.y + height,
},
);
let qoi_iter = QoiIterator::from(&mut iter, serial, width * height);
let qoi_iter = QoiIterator::from(iter, serial);
let mut prev_pixels = [0u8; 64];
// let mut chunks = qoi_iter.array_chunks::<BUFFER_SIZE>();
// while let Some(array) = chunks.next() {
// let mut colors = [0u8; BUFFER_SIZE * 2];
// for (i, pixel) in array.iter().enumerate() {
// let [c1, c2] = pixel.as_color().bytes;
// colors[i * 2] = c1;
// colors[i * 2 + 1] = c2;
// }
// display.write(Writeable::Data(&colors));
// }
let mut counter = 0u32;
for pixel in qoi_iter {
let mut chunks = qoi_iter.array_chunks::<BUFFER_SIZE>();
while let Some(array) = chunks.next() {
let mut colors = [0u8; BUFFER_SIZE * 2];
for (i, pixel) in array.iter().enumerate() {
let [c1, c2] = pixel.as_color().bytes;
colors[i * 2] = c1;
colors[i * 2 + 1] = c2;
}
display.write(Writeable::Data(&colors));
}
if let Some(remainder) = chunks.into_remainder() {
for pixel in remainder {
let [c1, c2] = pixel.as_color().bytes;
display.write(Writeable::Data(&[c1, c2]));
counter += 1;
}
ufmt::uwriteln!(serial, "Counter: {}", counter).unwrap();
}
// display.draw_rect(
// position,
@ -169,29 +97,28 @@ pub fn draw_image<T: DelayNs, DCPin: PinOps, RSTPin: PinOps>(
}
struct QoiIterator<'a> {
inner: &'a mut dyn Iterator<Item = u8>,
inner: Iter<'a, u8>,
serial: &'a mut Usart<USART0, Pin<mode::Input, PD0>, Pin<mode::Output, PD1>, CoreClock>,
prev_pixels: [Rgb565; 64],
prev_alphas: [u8; 64],
last_pixel: Rgb565,
last_alpha: u8,
repeat: u8,
expected_colors: u16,
parsed_colors: u16,
}
impl<'a> QoiIterator<'a> {
fn from(
bytes: &'a mut dyn Iterator<Item = u8>,
bytes: Iter<'a, u8>,
serial: &'a mut Usart<USART0, Pin<mode::Input, PD0>, Pin<mode::Output, PD1>, CoreClock>,
expected: u16,
) -> Self {
QoiIterator {
inner: bytes,
serial,
prev_pixels: [Rgb565(0, 255, 0); 64],
prev_pixels: [Rgb565(255, 255, 255); 64],
prev_alphas: [255; 64],
last_pixel: Rgb565(0, 0, 0),
last_alpha: 255,
repeat: 0,
expected_colors: expected,
parsed_colors: 0,
}
}
}
@ -200,54 +127,54 @@ impl<'a> Iterator for QoiIterator<'a> {
type Item = Rgb565;
fn next(&mut self) -> Option<Self::Item> {
if self.parsed_colors >= self.expected_colors {
ufmt::uwriteln!(self.serial, "Reached expected").unwrap();
return None;
}
self.parsed_colors += 1;
if self.repeat > 0 {
self.repeat -= 1;
return Some(self.last_pixel);
}
if let Some(byte) = self.inner.next() {
let color = if byte == 0xff {
let (color, alpha) = if *byte == 0xff {
let red = self.inner.next().unwrap();
let green = self.inner.next().unwrap();
let blue = self.inner.next().unwrap();
let _alpha = self.inner.next().unwrap();
// ufmt::uwriteln!(self.serial, "RGBA: {} {} {} {}", red, green, blue, alpha).unwrap();
Rgb565(red, green, blue)
} else if byte == 0b11111110 {
let alpha = self.inner.next().unwrap();
ufmt::uwriteln!(self.serial, "RGBA: {} {} {} {}", red, green, blue, alpha).unwrap();
(Rgb565(*red, *green, *blue), *alpha)
} else if *byte == 0b11111110 {
let red = self.inner.next().unwrap();
let green = self.inner.next().unwrap();
let blue = self.inner.next().unwrap();
// ufmt::uwriteln!(self.serial, "RGB: {} {} {}", red, green, blue).unwrap();
Rgb565(red, green, blue)
ufmt::uwriteln!(self.serial, "RGB: {} {} {}", red, green, blue).unwrap();
(Rgb565(*red, *green, *blue), self.last_alpha)
} else {
let tag = (0b11000000 & byte) >> 6;
let data = 0b00111111 & byte;
// ufmt::uwriteln!(self.serial, "Tag: {}", tag).unwrap();
ufmt::uwriteln!(self.serial, "Tag: {}", tag).unwrap();
if tag == 0 {
self.prev_pixels[data as usize]
(
self.prev_pixels[data as usize],
self.prev_alphas[data as usize],
)
} else if tag == 1 {
let dr = ((0b110000 & data) >> 4) as i8 - 2;
let dg = ((0b001100 & data) >> 2) as i8 - 2;
let db = (0b000011 & data) as i8 - 2;
// ufmt::uwriteln!(
// self.serial,
// "Diffs: {} {} {}",
// ((0b110000 & data) >> 4),
// ((0b001100 & data) >> 2),
// (0b000011 & data)
// )
// .unwrap();
ufmt::uwriteln!(
self.serial,
"Diffs: {} {} {}",
((0b110000 & data) >> 4),
((0b001100 & data) >> 2),
(0b000011 & data)
)
.unwrap();
(
Rgb565(
(self.last_pixel.0 as i8).wrapping_add(dr) as u8,
(self.last_pixel.1 as i8).wrapping_add(dg) as u8,
(self.last_pixel.2 as i8).wrapping_add(db) as u8,
),
self.last_alpha,
)
} else if tag == 2 {
let second = self.inner.next().unwrap();
@ -256,54 +183,60 @@ impl<'a> Iterator for QoiIterator<'a> {
let db_dg = (0b00001111 & second) as i8 - 8;
let dr = dr_dg + dg;
let db = db_dg + dg;
let a = self.last_pixel.0 as i8;
let b = self.last_pixel.1 as i8;
let c = self.last_pixel.2 as i8;
// ufmt::uwriteln!(self.serial, "Hello there! {} {} {}", a, b, c).unwrap();
// ufmt::uwriteln!(self.serial, "Values: {} {} {}", dr_dg, dg, db_dg).unwrap();
// ufmt::uwriteln!(self.serial, "Diffs: {} {} {}", dr, dg, db).unwrap();
// ufmt::uwriteln!(
// self.serial,
// "Res: {} {} {}",
// self.last_pixel.0 as i8 + dr,
// self.last_pixel.1 as i8 + dg,
// self.last_pixel.2 as i8 + db
// )
// .unwrap();
ufmt::uwriteln!(
self.serial,
"Last: {} {} {}",
self.last_pixel.0 as i8,
self.last_pixel.1 as i8,
self.last_pixel.2 as i8
)
.unwrap();
ufmt::uwriteln!(self.serial, "Values: {} {} {}", dr_dg, dg, db_dg).unwrap();
ufmt::uwriteln!(self.serial, "Diffs: {} {} {}", dr, dg, db).unwrap();
ufmt::uwriteln!(
self.serial,
"Res: {} {} {}",
self.last_pixel.0 as i8 + dr,
self.last_pixel.1 as i8 + dg,
self.last_pixel.2 as i8 + db
)
.unwrap();
(
Rgb565(
(self.last_pixel.0 as i8 + dr) as u8,
(self.last_pixel.1 as i8 + dg) as u8,
(self.last_pixel.2 as i8 + db) as u8,
(self.last_pixel.0 as i8).wrapping_add(dr) as u8,
(self.last_pixel.1 as i8).wrapping_add(dg) as u8,
(self.last_pixel.2 as i8).wrapping_add(db) as u8,
),
self.last_alpha,
)
} else if tag == 3 {
// QOI_OP_RUN
self.repeat = data;
// ufmt::uwriteln!(self.serial, "Repeat: {}", self.repeat).unwrap();
self.last_pixel
ufmt::uwriteln!(self.serial, "Repeat: {}", self.repeat).unwrap();
(self.last_pixel, self.last_alpha)
} else {
Rgb565::green()
(Rgb565::green(), 255)
}
};
self.last_pixel = color;
self.last_alpha = alpha;
let hash =
((color.0 as u32 * 3 + color.1 as u32 * 5 + color.2 as u32 * 7 + 255 as u32 * 11)
((color.0 as u32 * 3 + color.1 as u32 * 5 + color.2 as u32 * 7 + alpha as u32 * 11)
% 64) as usize;
// ufmt::uwriteln!(
// self.serial,
// "Color: {} {} {} {}, Hash: {}",
// color.0,
// color.1,
// color.2,
// alpha,
// hash
// )
// .unwrap();
ufmt::uwriteln!(
self.serial,
"Color: {} {} {} {}, Hash: {}",
color.0,
color.1,
color.2,
alpha,
hash
)
.unwrap();
self.prev_pixels[hash] = color;
Some(color)
} else {
ufmt::uwriteln!(self.serial, "End reached").unwrap();
None
}
}