voxel/kubi
1
1
Fork 0
mirror of https://github.com/griffi-gh/kubi.git synced 2024-09-20 06:20:42 +00:00
Code Issues Packages Projects Releases Wiki Activity

better trees

Browse source
This commit is contained in:
griffi-gh 2023-02-16 04:05:27 +01:00
parent f8732abb5d
commit f9b4628b49
1 changed files with 18 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

22
kubi-shared/src/worldgen.rs
View file

@ -1,6 +1,6 @@
use bracket_noise::prelude::*;
use rand::prelude::*;
use glam::{IVec3, ivec3};
use glam::{IVec3, ivec3, Vec3Swizzles, IVec2};
use rand_xoshiro::Xoshiro256StarStar;
use crate::{
chunk::{BlockData, CHUNK_SIZE},
@ -41,8 +41,12 @@ pub fn generate_world(chunk_position: IVec3, seed: u64) -> (BlockData, Vec<Queue
let mut smart_place = |blocks: &mut BlockData, position: IVec3, block: Block| {
if position.to_array().iter().any(|&x| !(0..CHUNK_SIZE).contains(&(x as usize))) {
let event_pos = offset + position;
queue.retain(|block: &QueuedBlock| {
block.position != event_pos
});
queue.push(QueuedBlock {
position: offset + position,
position: event_pos,
block_type: block
});
} else {
@ -112,11 +116,21 @@ pub fn generate_world(chunk_position: IVec3, seed: u64) -> (BlockData, Vec<Queue
if rng_map_a[x][z] < 0.001 {
if let Some(y) = local_y_position(height + 1, chunk_position) {
let tree_pos = ivec3(x as i32, y as i32, z as i32);
let tree_height = 6 + (rng_map_b[x][z] * 6.).round() as i32;
let tree_height = 4 + (rng_map_b[x][z] * 3.).round() as i32;
for tree_y in 0..tree_height {
smart_place(&mut blocks, tree_pos + IVec3::Y * tree_y, Block::Wood);
}
smart_place(&mut blocks, tree_pos + IVec3::Y * tree_height, Block::Leaf);
let tree_leaf_height = tree_height - 3;
let tree_width = 2;
for tree_y in tree_leaf_height..tree_height {
for tree_x in (-tree_width)..=tree_width {
for tree_z in (-tree_width)..=tree_width {
let tree_offset = ivec3(tree_x, tree_y, tree_z);
if tree_offset.xz() == IVec2::ZERO { continue }
smart_place(&mut blocks, tree_pos + tree_offset, Block::Leaf);
}
}
}
}
}
}