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Pausing rendering, warnings cleanup, more statistics

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Piotrek
2021-05-10 15:36:11 +02:00
parent 4eaa0fab56
commit a09f446ecd
10 changed files with 84 additions and 79 deletions
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src/game/world/chunk.rs
+9 -15
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@@ -1,20 +1,20 @@
use std::time::Instant;
use flate2::Compression;
use flate2::write::DeflateEncoder;
use flate2::read::DeflateDecoder;
use byteorder::LittleEndian;
use byteorder::ByteOrder;
use cgmath::Point3;
use std::io::Write;
use std::convert::TryInto;
use lzzzz::lz4;
use std::io::Read;
use crate::game::world::{WorldBlock, block};
pub const SIZE: usize = 32;
const SIZE_SQ: usize = SIZE*SIZE;
const SIZE_QB: usize = SIZE*SIZE*SIZE;
// 1 chunk times on i7-5930K
// alg | size | compr | decom
// raw 32.89kB 0.06s 1.19s
// deflate fast 1.23kB 1.22s 5.46s
// lz4 1.6kB 0.07s 1.23s
pub struct WorldChunk {
nodes: Box<[u32]>,
blocks: Vec<WorldBlock>
@@ -30,15 +30,15 @@ impl WorldChunk {
pub fn from_bytes(bytes: Vec<u8>) -> Self {
let mut instance = Self::new();
let (header_bytes, bytes) = bytes.split_at(128);
let (node_bytes, block_bytes_compressed) = bytes.split_at((SIZE_QB*4) as usize);
// Header
let (header_bytes, bytes) = bytes.split_at(128);
let file_ver = header_bytes[0];
let num_blocks = LittleEndian::read_u32(&header_bytes[1..5]) as usize;
assert_eq!(file_ver, 1);
// Nodes
let (node_bytes, block_bytes_compressed) = bytes.split_at((SIZE_QB*4) as usize);
for i in 0..SIZE_QB {
let idx = (i*4) as usize;
let val = u32::from_le_bytes([node_bytes[idx], node_bytes[idx+1], node_bytes[idx+2], node_bytes[idx+3]]);
@@ -79,12 +79,6 @@ impl WorldChunk {
}
lz4::compress_to_vec(&buf, &mut bytes, lz4::ACC_LEVEL_DEFAULT).unwrap();
// alg | size | compr | decom
// raw 32.89kB 0.06s 1.19s
// deflate fast 1.23kB 1.22s 5.46s
// lz4 1.6kB 0.07s 1.23s
bytes
}