ASA moon02: Disable hog input after victory
Player could briefly move Crazy Runner when skipping final cutscene.
use std::{
ops::{Index, IndexMut},
slice::SliceIndex
};
use integral_geometry::Size;
pub struct Vec2D<T> {
data: Vec<T>,
size: Size,
}
impl<T> Index<usize> for Vec2D<T> {
type Output = [T];
#[inline]
fn index(&self, row: usize) -> &[T] {
debug_assert!(row < self.height());
let pos = row * self.width();
&self.data[pos..pos + self.width()]
}
}
impl<T> IndexMut<usize> for Vec2D<T> {
#[inline]
fn index_mut(&mut self, row: usize) -> &mut [T] {
debug_assert!(row < self.height());
let pos = row * self.width();
&mut self.data[pos..pos + self.size.width]
}
}
impl <T> Vec2D<T> {
#[inline]
pub fn width(&self) -> usize {
self.size.width
}
#[inline]
pub fn height(&self) -> usize {
self.size.height
}
#[inline]
pub fn size(&self) -> Size {
self.size
}
}
impl<T: Copy> Vec2D<T> {
pub fn new(size: Size, value: T) -> Self {
Self { size, data: vec![value; size.area()] }
}
#[inline]
pub fn as_slice(&self) -> &[T] {
self.data.as_slice()
}
#[inline]
pub fn as_mut_slice(&mut self) -> &mut [T] {
self.data.as_mut_slice()
}
#[inline]
pub fn get(&self, row: usize, column: usize) -> Option<&<usize as SliceIndex<[T]>>::Output> {
self.data.get(row * self.width() + column)
}
#[inline]
pub fn get_mut(&mut self, row: usize, column: usize) -> Option<&mut <usize as SliceIndex<[T]>>::Output> {
self.data.get_mut(row * self.size.width + column)
}
#[inline]
pub unsafe fn get_unchecked(&self, row: usize, column: usize) -> &<usize as SliceIndex<[T]>>::Output {
self.data.get_unchecked(row * self.width() + column)
}
#[inline]
pub unsafe fn get_unchecked_mut(&mut self, row: usize, column: usize) -> &mut <usize as SliceIndex<[T]>>::Output {
self.data.get_unchecked_mut(row * self.size.width + column)
}
#[inline]
pub fn rows(&self) -> impl DoubleEndedIterator<Item = &[T]> {
self.data.chunks_exact(self.width())
}
#[inline]
pub fn rows_mut(&mut self) -> impl DoubleEndedIterator<Item = &mut [T]> {
let width = self.width();
self.data.chunks_exact_mut(width)
}
#[inline]
pub unsafe fn as_bytes(&self) -> &[u8] {
use std::{
slice,
mem
};
slice::from_raw_parts(
self.data.as_ptr() as *const u8,
self.data.len() * mem::size_of::<T>(),
)
}
}
impl<T: Copy> AsRef<[T]> for Vec2D<T> {
fn as_ref(&self) -> &[T] {
self.as_slice()
}
}
impl<T: Copy> AsMut<[T]> for Vec2D<T> {
fn as_mut(&mut self) -> &mut [T] {
self.as_mut_slice()
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn basics() {
let mut v: Vec2D<u8> = Vec2D::new(Size::new(2, 3), 0xff);
assert_eq!(v.width(), 2);
assert_eq!(v.height(), 3);
assert_eq!(v[0][0], 0xff);
assert_eq!(v[2][1], 0xff);
v[2][1] = 0;
assert_eq!(v[2][0], 0xff);
assert_eq!(v[2][1], 0);
v.get_mut(2, 1).map(|v| *v = 1);
assert_eq!(v[2][1], 1);
assert_eq!(v.get_mut(2, 2), None);
}
}