Files
voxel-game/src/common/component/chunk/mod.rs
2026-01-29 15:11:14 -05:00

82 lines
1.8 KiB
Rust

mod mesh;
pub use mesh::*;
use std::collections::{HashMap, HashSet};
use crate::util::oct_tree::OctTree;
use bevy_derive::{Deref, DerefMut};
use bevy_ecs::{bundle::Bundle, component::Component, entity::Entity, system::Resource};
use nalgebra::Vector3;
pub const SCALE: u32 = 14;
pub const SIDE_LENGTH: usize = 2usize.pow(SCALE);
pub const SHAPE: (usize, usize, usize) = (SIDE_LENGTH, SIDE_LENGTH, SIDE_LENGTH);
pub const DIMENSIONS: Vector3<usize> = Vector3::new(SIDE_LENGTH, SIDE_LENGTH, SIDE_LENGTH);
pub const LEN: usize = SHAPE.0 * SHAPE.1 * SHAPE.2;
#[derive(Debug, Component, Clone, Deref, DerefMut)]
pub struct ChunkData {
#[deref]
data: OctTree,
}
impl ChunkData {
pub fn from_tree(t: OctTree) -> Self {
Self { data: t }
}
pub fn empty() -> Self {
Self {
data: OctTree::from_leaf(0, SCALE),
}
}
}
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Component, Default, Deref, DerefMut)]
pub struct ChunkPos(pub Vector3<i32>);
impl ChunkPos {
pub fn new(x: i32, y: i32, z: i32) -> Self {
Self(Vector3::new(x, y, z))
}
}
impl From<Vector3<i32>> for ChunkPos {
fn from(val: Vector3<i32>) -> Self {
ChunkPos(val)
}
}
#[derive(Debug, Clone, Component, Deref, DerefMut)]
pub struct LoadedChunks {
loaded: HashSet<ChunkPos>,
}
impl LoadedChunks {
pub fn new() -> Self {
Self {
loaded: HashSet::new(),
}
}
}
#[derive(Resource, Deref, DerefMut)]
pub struct ChunkMap {
#[deref]
map: HashMap<ChunkPos, Entity>,
pub generating: HashSet<ChunkPos>,
}
impl ChunkMap {
pub fn new() -> Self {
Self {
map: HashMap::new(),
generating: HashSet::new(),
}
}
}
#[derive(Bundle, Clone)]
pub struct ChunkBundle {
pub pos: ChunkPos,
pub data: ChunkData,
pub mesh: ChunkMesh,
}