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use super::Vec2;
use core::{fmt, ops::*};
#[derive(Clone, Copy, Default, PartialEq, Eq, Ord, PartialOrd, Hash)]
#[repr(C)]
pub struct Vec2Mask(u32, u32);
impl Vec2Mask {
#[inline]
pub fn new(x: bool, y: bool) -> Self {
const MASK: [u32; 2] = [0, 0xff_ff_ff_ff];
Self(MASK[x as usize], MASK[y as usize])
}
#[inline]
pub fn bitmask(self) -> u32 {
(self.0 & 0x1) | (self.1 & 0x1) << 1
}
#[inline]
pub fn any(self) -> bool {
((self.0 | self.1) & 0x1) != 0
}
#[inline]
pub fn all(self) -> bool {
((self.0 & self.1) & 0x1) != 0
}
#[inline]
pub fn select(self, if_true: Vec2, if_false: Vec2) -> Vec2 {
Vec2(
if self.0 != 0 { if_true.0 } else { if_false.0 },
if self.1 != 0 { if_true.1 } else { if_false.1 },
)
}
}
impl BitAnd for Vec2Mask {
type Output = Self;
#[inline]
fn bitand(self, other: Self) -> Self {
Self(self.0 & other.0, self.1 & other.1)
}
}
impl BitAndAssign for Vec2Mask {
#[inline]
fn bitand_assign(&mut self, other: Self) {
self.0 &= other.0;
self.1 &= other.1;
}
}
impl BitOr for Vec2Mask {
type Output = Self;
#[inline]
fn bitor(self, other: Self) -> Self {
Self(self.0 | other.0, self.1 | other.1)
}
}
impl BitOrAssign for Vec2Mask {
#[inline]
fn bitor_assign(&mut self, other: Self) {
self.0 |= other.0;
self.1 |= other.1;
}
}
impl Not for Vec2Mask {
type Output = Self;
#[inline]
fn not(self) -> Self {
Self(!self.0, !self.1)
}
}
impl fmt::Debug for Vec2Mask {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "Vec2Mask({:#x}, {:#x})", self.0, self.1)
}
}
impl fmt::Display for Vec2Mask {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "[{}, {}]", self.0 != 0, self.1 != 0)
}
}
impl From<Vec2Mask> for [u32; 2] {
#[inline]
fn from(mask: Vec2Mask) -> Self {
[mask.0, mask.1]
}
}
impl AsRef<[u32; 2]> for Vec2Mask {
#[inline]
fn as_ref(&self) -> &[u32; 2] {
unsafe { &*(self as *const Self as *const [u32; 2]) }
}
}