Fix issues with big sizes, really I should be using a different storage mechanism for large sizes I think

This commit is contained in:
Joshua Coles 2023-03-08 16:32:53 +00:00
parent 0bdca635ff
commit b94d001ab2
5 changed files with 90 additions and 99 deletions

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@ -4,21 +4,8 @@
#include <ostream>
#include <new>
struct CStorage;
struct CPosition {
int32_t _0;
int32_t _1;
};
extern "C" {
CStorage *storage_new(uint32_t grid_size);
bool storage_at(const CStorage *storage, int32_t i, int32_t j);
void storage_deposit(CStorage *storage, int32_t i, int32_t j, uint8_t val);
CPosition walk(uint32_t d, int32_t i, int32_t j);
bool dla_rust_disabled();
} // extern "C"

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@ -39,11 +39,6 @@ fn write_csv_positions<R: Rng, P: Position, S: Storage<P>, W: Walker<P>, Sp: Spa
fn write_json_full_data<R: Rng, P: Position, S: Storage<P>, W: Walker<P>, Sp: Spawner<P>, St: Sticker<P, S>>(sys: &DLASystem<R, P, S, W, Sp, St>, output_path: &Path) {
let file = File::create(output_path).expect("Failed to open file");
let vec: Vec<P> = sys.history
.iter()
.map(|l| l.position.clone())
.collect();
serde_json::to_writer(file, &vec)
serde_json::to_writer(file, &sys.history)
.expect("Failed to write json");
}

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@ -1,75 +1,81 @@
#![feature(array_zip)]
use system::Storage;
use crate::system::grid::{Pos2D, VectorStorage};
mod system;
#[derive(Eq, PartialEq, Debug)]
#[repr(C)]
pub struct CPosition(i32, i32);
pub struct CStorage(VectorStorage);
#[no_mangle]
pub extern "C" fn storage_new(grid_size: u32) -> &'static mut CStorage {
let mut pntr = Box::new(CStorage(VectorStorage::new(grid_size)));
Box::leak(pntr)
pub extern "C" fn dla_rust_disabled() -> bool {
true
}
#[no_mangle]
pub extern "C" fn storage_at(storage: &CStorage, i: i32, j: i32) -> bool {
storage.0.at(&Pos2D { x: i, y: j })
}
#[no_mangle]
pub extern "C" fn storage_deposit(storage: &mut CStorage, i: i32, j: i32, val: u8) {
storage.0.write(&Pos2D { x: i, y: j }, val == 1);
}
#[no_mangle]
pub extern "C" fn walk(d: u32, i: i32, j: i32) -> CPosition {
return test::b(d, i, j);
}
mod test {
use num_integer::Integer;
use crate::CPosition;
use crate::system::grid::Pos2D;
pub(crate) fn a(d: u32, i: i32, j: i32) -> CPosition {
match d {
0 => CPosition(i + 1, j),
1 => CPosition(i - 1, j),
2 => CPosition(i, j + 1),
3 => CPosition(i, j - 1),
_ => panic!("Ahh"),
}
}
pub(crate) fn b(d: u32, i: i32, j: i32) -> CPosition {
let (dim, sign) = d.div_rem(&2);
let sign = if sign == 0 { 1 } else { -1 };
// HACK: Our conventin and the MVA are different, since we are trying to strangle fig this, quick hack.
let offset = Pos2D::in_direction(dim, sign);
let next = Pos2D { x: i, y: j } + offset;
CPosition(next.x, next.y)
}
#[test]
fn test() {
let d = [0, 1, 2, 3];
d.iter()
.map(|d| d.div_rem(&2))
.for_each(|p| println!("{p:?}"));
}
#[test]
fn alignment() {
let d = [0, 1, 2, 3];
d.iter()
.map(|d| (a(*d, 0, 0), b(*d, 0, 0)))
.for_each(|p| assert_eq!(p.0, p.1));
}
}
// #![feature(array_zip)]
//
// use system::Storage;
// use crate::system::spaces::square_grid::Grid2D;
// use crate::system::spaces::VectorStorage;
//
// mod system;
//
// #[derive(Eq, PartialEq, Debug)]
// #[repr(C)]
// pub struct CPosition(i32, i32);
//
// pub struct CStorage(VectorStorage);
//
// #[no_mangle]
// pub extern "C" fn storage_new(grid_size: u32) -> &'static mut CStorage {
// let mut pntr = Box::new(CStorage(VectorStorage::new(grid_size)));
// Box::leak(pntr)
// }
//
// #[no_mangle]
// pub extern "C" fn storage_at(storage: &CStorage, i: i32, j: i32) -> bool {
// storage.0.at(&Grid2D { x: i, y: j })
// }
//
// #[no_mangle]
// pub extern "C" fn storage_deposit(storage: &mut CStorage, i: i32, j: i32, val: u8) {
// storage.0.inner.(&Grid2D { x: i, y: j }, val == 1);
// }
//
// #[no_mangle]
// pub extern "C" fn walk(d: u32, i: i32, j: i32) -> CPosition {
// return test::b(d, i, j);
// }
//
// // mod test {
// // use num_integer::Integer;
// // use crate::CPosition;
// // use crate::system::grid::Grid2D;
// //
// // pub(crate) fn a(d: u32, i: i32, j: i32) -> CPosition {
// // match d {
// // 0 => CPosition(i + 1, j),
// // 1 => CPosition(i - 1, j),
// // 2 => CPosition(i, j + 1),
// // 3 => CPosition(i, j - 1),
// // _ => panic!("Ahh"),
// // }
// // }
// //
// // pub(crate) fn b(d: u32, i: i32, j: i32) -> CPosition {
// // let (dim, sign) = d.div_rem(&2);
// // let sign = if sign == 0 { 1 } else { -1 };
// // // HACK: Our conventin and the MVA are different, since we are trying to strangle fig this, quick hack.
// // let offset = Grid2D::in_direction(dim, sign);
// // let next = Grid2D { x: i, y: j } + offset;
// //
// // CPosition(next.x, next.y)
// // }
// //
// // #[test]
// // fn test() {
// // let d = [0, 1, 2, 3];
// // d.iter()
// // .map(|d| d.div_rem(&2))
// // .for_each(|p| println!("{p:?}"));
// // }
// //
// // #[test]
// // fn alignment() {
// // let d = [0, 1, 2, 3];
// // d.iter()
// // .map(|d| (a(*d, 0, 0), b(*d, 0, 0)))
// // .for_each(|p| assert_eq!(p.0, p.1));
// // }
// // }

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@ -140,16 +140,19 @@ impl GriddedPosition for Grid3D {
assert!(self.y < grid_size && -(grid_size) < self.y);
assert!(self.z < grid_size && -(grid_size) < self.z);
let x = (self.x + (grid_size) / 2) as usize;
let y = (self.y + (grid_size) / 2) as usize;
let z = (self.z + (grid_size) / 2) as usize;
let half_grid = (grid_size) / 2;
let x = (self.x + half_grid) as usize;
let y = (self.y + half_grid) as usize;
let z = (self.z + half_grid) as usize;
let grid_size_usize = grid_size as usize;
let linear_index =
(grid_size as usize * grid_size as usize) * z
+ (grid_size as usize) * y
(grid_size_usize * grid_size_usize) * z
+ (grid_size_usize) * y
+ x;
if linear_index >= (grid_size * grid_size * grid_size) as usize {
if linear_index >= (grid_size_usize * grid_size_usize * grid_size_usize) as usize {
eprintln!("AHHH SOMETHING WENT WRONG {:?} gives {}", self, linear_index);
}

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@ -8,7 +8,7 @@ pub struct VectorStorage {
impl VectorStorage {
pub fn new(grid_size: u32, dimension: u32) -> VectorStorage {
VectorStorage { grid_size, dimension, backing: vec![false; grid_size.pow(dimension) as usize] }
VectorStorage { grid_size, dimension, backing: vec![false; (grid_size as usize).pow(dimension) as usize] }
}
}