game of life example, bug fixes
This commit is contained in:
Vinzenz Schroeter
parent
a7b6cf2ad0
commit
e6f8afb378
7 changed files with 439 additions and 20 deletions
315
examples/game_of_life/Cargo.lock
generated
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315
examples/game_of_life/Cargo.lock
generated
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@ -0,0 +1,315 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 3
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"anstyle-parse",
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"anstyle-query",
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"anstyle-wincon",
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"colorchoice",
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"is_terminal_polyfill",
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"utf8parse",
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]
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[[package]]
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"windows_i686_gnullvm",
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"windows_i686_msvc",
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"windows_x86_64_gnu",
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"windows_x86_64_gnullvm",
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[[package]]
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version = "0.52.5"
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10
examples/game_of_life/Cargo.toml
Normal file
10
examples/game_of_life/Cargo.toml
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[package]
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name = "game_of_life"
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version = "0.1.0"
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edition = "2021"
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[dependencies]
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servicepoint2 = { path = "../.." }
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rand = "0.8.5"
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clap = { version = "4.5.4", features = ["derive"] }
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log = "0.4.21"
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78
examples/game_of_life/src/main.rs
Normal file
78
examples/game_of_life/src/main.rs
Normal file
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use std::thread;
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use std::time::Duration;
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use rand::{distributions, Rng};
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use clap::Parser;
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use servicepoint2::{Connection, Origin, PixelGrid};
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use servicepoint2::Command::BitmapLinearWin;
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#[derive(Parser, Debug)]
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struct Cli {
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#[arg(short, long, default_value = "localhost:2342")]
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destination: String,
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#[arg(short, long, default_value_t = 0.5f64)]
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probability: f64,
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}
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fn main() {
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let cli = Cli::parse();
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println!("starting with args: {:?}", &cli);
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let connection = Connection::open(&cli.destination).unwrap();
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let mut field = PixelGrid::max_sized();
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let mut rng = rand::thread_rng();
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let d = distributions::Bernoulli::new(cli.probability).unwrap();
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for x in 0..field.width {
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for y in 0..field.height {
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field.set(x, y, rng.sample(d));
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}
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}
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let origin = Origin(0, 0);
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loop {
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connection.send(BitmapLinearWin(origin, field.clone())).expect("could not send");
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thread::sleep(Duration::from_millis(14));
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let mut next = field.clone();
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for x in 0..field.width {
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for y in 0..field.height {
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let old_state = field.get(x, y);
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let neighbors = count_neighbors(&field, x as i32, y as i32);
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let new_state = match (old_state, neighbors) {
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(true, 2) => true,
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(true, 3) => true,
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(false, 3) => true,
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_ => false
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};
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next.set(x, y, new_state);
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}
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}
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field = next;
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}
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}
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fn count_neighbors(field: &PixelGrid, x: i32, y: i32) -> i32 {
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let mut count = 0;
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for nx in x - 1..=x + 1 {
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for ny in y - 1..=y + 1 {
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if nx == x && ny == y {
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continue; // the cell itself does not count
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}
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if nx < 0 || ny < 0 || nx >= field.width as i32 || ny >= field.height as i32 {
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continue; // pixels outside the grid do not count
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}
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if !field.get(nx as usize, ny as usize) {
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continue; // dead cells do not count
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}
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count += 1;
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}
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}
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return count;
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}
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@ -1,17 +1,20 @@
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use servicepoint2::{Connection, Origin, PIXEL_HEIGHT, PIXEL_WIDTH, PixelGrid, Size, TILE_WIDTH, Window};
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use std::thread;
|
||||
use std::time::Duration;
|
||||
use servicepoint2::{Connection, Origin, PIXEL_HEIGHT, PIXEL_WIDTH, PixelGrid};
|
||||
use servicepoint2::Command::BitmapLinearWin;
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||||
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fn main() {
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||||
let connection = Connection::open("localhost:2342").unwrap();
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|
||||
let origin = Origin(0, 0);
|
||||
let mut pixels = PixelGrid::max_sized();
|
||||
for x_offset in 0..usize::MAX {
|
||||
let mut pixels = PixelGrid::max_sized();
|
||||
pixels.fill(false);
|
||||
|
||||
for y in 0..PIXEL_HEIGHT as usize {
|
||||
pixels.set((y + x_offset) % PIXEL_WIDTH as usize, y, true);
|
||||
}
|
||||
|
||||
let window = Window(Origin(0, 0), Size(TILE_WIDTH, PIXEL_HEIGHT));
|
||||
connection.send(BitmapLinearWin(window, pixels)).unwrap();
|
||||
connection.send(BitmapLinearWin(origin, pixels.clone())).unwrap();
|
||||
thread::sleep(Duration::from_millis(14));
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -11,9 +11,7 @@ impl BitVec {
|
|||
}
|
||||
|
||||
pub fn set(&mut self, index: usize, value: bool) -> bool {
|
||||
let byte_index = index / 8;
|
||||
let bit_in_byte_index = 7 - index % 8;
|
||||
let bit_mask = 1 << bit_in_byte_index;
|
||||
let (byte_index, bit_mask) = self.get_indexes(index);
|
||||
|
||||
let byte = self.data[byte_index];
|
||||
let old_value = byte & bit_mask != 0;
|
||||
|
|
@ -21,17 +19,27 @@ impl BitVec {
|
|||
self.data[byte_index] = if value {
|
||||
byte | bit_mask
|
||||
} else {
|
||||
byte ^ bit_mask
|
||||
byte & (u8::MAX ^ bit_mask)
|
||||
};
|
||||
|
||||
return old_value;
|
||||
}
|
||||
|
||||
pub fn get(&self, index: usize) -> bool {
|
||||
let (byte_index, bit_mask) = self.get_indexes(index);
|
||||
return self.data[byte_index] & bit_mask != 0;
|
||||
}
|
||||
|
||||
pub fn fill(&mut self, value: bool){
|
||||
let byte: u8 = if value {0xFF} else {0x00};
|
||||
self.data.fill(byte);
|
||||
}
|
||||
|
||||
fn get_indexes(&self, index: usize) -> (usize, u8) {
|
||||
let byte_index = index / 8;
|
||||
let bit_in_byte_index = 7 - index % 8;
|
||||
let bit_mask = 1 << bit_in_byte_index;
|
||||
return self.data[byte_index] & bit_mask != 0;
|
||||
let bit_mask: u8 = 1 << bit_in_byte_index;
|
||||
return (byte_index, bit_mask);
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -1,25 +1,22 @@
|
|||
use crate::{BitVec, Header, Packet, PixelGrid, ToPacket};
|
||||
use crate::{BitVec, Header, Packet, PixelGrid, TILE_SIZE, ToPacket};
|
||||
|
||||
/// A window
|
||||
#[derive(Debug)]
|
||||
#[derive(Debug, Copy, Clone)]
|
||||
pub struct Window(pub Origin, pub Size);
|
||||
|
||||
/// An origin marks the top left position of the
|
||||
/// data sent to the display.
|
||||
/// A window
|
||||
#[derive(Debug)]
|
||||
#[derive(Debug, Clone, Copy)]
|
||||
pub struct Origin(pub u16, pub u16);
|
||||
|
||||
/// Size defines the width and height of a window
|
||||
/// A window
|
||||
#[derive(Debug)]
|
||||
#[derive(Debug, Clone, Copy)]
|
||||
pub struct Size(pub u16, pub u16);
|
||||
|
||||
type Offset = u16;
|
||||
|
||||
type Brightness = u8;
|
||||
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum Command {
|
||||
Clear,
|
||||
|
|
@ -32,7 +29,7 @@ pub enum Command {
|
|||
BitmapLinearOr(Offset, BitVec),
|
||||
BitmapLinearXor(Offset, BitVec),
|
||||
Cp437Data(Window, Vec<u8>),
|
||||
BitmapLinearWin(Window, PixelGrid),
|
||||
BitmapLinearWin(Origin, PixelGrid),
|
||||
}
|
||||
|
||||
fn offset_and_payload(command: u16, offset: Offset, payload: Vec<u8>) -> Packet {
|
||||
|
|
@ -53,7 +50,11 @@ impl ToPacket for Command {
|
|||
Command::HardReset => Packet(Header(0x000b, 0x0000, 0x0000, 0x0000, 0x0000), vec!()),
|
||||
Command::FadeOut => Packet(Header(0x000d, 0x0000, 0x0000, 0x0000, 0x0000), vec!()),
|
||||
Command::BitmapLinear(offset, bits) => offset_and_payload(0x0012, offset, bits.into()),
|
||||
Command::BitmapLinearWin(window, pixels) => window_and_payload(0x0013, window, pixels.into()),
|
||||
Command::BitmapLinearWin(Origin(pixel_x, pixel_y), pixels) => {
|
||||
debug_assert_eq!(pixel_x % 8, 0);
|
||||
debug_assert_eq!(pixels.width % 8, 0);
|
||||
Packet(Header(0x0013, pixel_x / TILE_SIZE, pixel_y, pixels.width as u16/ TILE_SIZE,pixels.height as u16), pixels.into())
|
||||
}
|
||||
Command::BitmapLinearAnd(offset, bits) => offset_and_payload(0x0014, offset, bits.into()),
|
||||
Command::BitmapLinearOr(offset, bits) => offset_and_payload(0x0015, offset, bits.into()),
|
||||
Command::BitmapLinearXor(offset, bits) => offset_and_payload(0x0016, offset, bits.into()),
|
||||
|
|
|
|||
|
|
@ -29,6 +29,10 @@ impl PixelGrid {
|
|||
pub fn get(&self, x: usize, y: usize) -> bool {
|
||||
self.bit_vec.get(x + y * self.width)
|
||||
}
|
||||
|
||||
pub fn fill(&mut self, value: bool) {
|
||||
self.bit_vec.fill(value);
|
||||
}
|
||||
}
|
||||
|
||||
impl Into<Vec<u8>> for PixelGrid {
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue