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Method for shifting world nodes texture

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This commit is contained in:
Piotrek
2021-05-13 11:59:22 +02:00
parent 57782a88ab
commit 98736c39a0
7 changed files with 136 additions and 81 deletions
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src/game/world/mod.rs
+60 -71
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@@ -1,4 +1,5 @@
mod generator;
mod data;
pub mod chunk;
pub mod block;
use std::time::Instant;
@@ -6,17 +7,12 @@ use std::path::PathBuf;
use std::io::Write;
use std::io::Read;
use std::fs;
use cgmath::{Point3, Vector3};
use cgmath::Vector3;
use std::collections::HashMap;
use generator::WorldGen;
use chunk::WorldChunk;
use block::WorldBlock;
#[derive(serde::Serialize, serde::Deserialize, Debug)]
struct WorldData {
#[serde(default)]
pub name: String
}
use data::WorldData;
pub struct World {
data: WorldData,
@@ -25,43 +21,56 @@ pub struct World {
impl World {
pub fn new(name: String) -> Self {
Self {
data: WorldData { name },
pub fn init(name: String) -> Self {
let mut instance = Self {
data: WorldData { name, ..Default::default() },
chunks: HashMap::new(),
};
instance.load_metadata();
instance.save_all();
instance
}
/*
* Loads metadata
*/
fn load_metadata(&mut self) -> bool {
let filepath = dirs::data_local_dir().unwrap().join("Voxelgame").join(self.data.name.clone()).join("world.dat");
if let Ok(mut file) = fs::File::open(filepath) {
let mut buf = Vec::new();
file.read_to_end(&mut buf).unwrap();
if let Ok(data) = toml::from_slice::<WorldData>(&buf[..]) {
self.data = data;
return true;
}
}
return false;
}
pub fn all_blocks(&self) -> Vec<(Vector3<i32>, &WorldBlock)> {
self.chunks.iter().map(|(chunk_pos, chunk)| {
let off = chunk_pos * chunk::SIZE as i32;
let result: Vec<(Vector3<i32>, &WorldBlock)> = chunk.all_blocks().iter().map(|(pos, block)| {
(
Vector3{x: off.x+pos.x as i32, y: off.y+pos.y as i32, z: off.z+pos.z as i32},
*block
)
}).collect();
result
}).flatten().collect()
}
pub fn save(&self) {
/*
* Saves metadata and all loaded chunks
*/
pub fn save_all(&self) {
// Get directory
let dir = dirs::data_local_dir().unwrap().join("Voxelgame");
fs::create_dir_all(&dir).expect("Failed to create directory");
let dirpath = dirs::data_local_dir().unwrap().join("Voxelgame").join("saves").join(&self.data.name);
fs::create_dir_all(&dirpath).expect("Failed to create world directory");
// Save all chunks
for (pos, chunk) in self.chunks.iter() {
let path = dir.with_file_name(format!("chunk_{}_{}_{}.dat", pos.x, pos.y, pos.z));
let mut file = fs::File::create(path).expect("Failed to create file");
file.write(&chunk.to_bytes()).unwrap();
let filepath = dirpath.join(format!("chunk_{}_{}_{}.dat", pos.x, pos.y, pos.z));
let mut file = fs::File::create(filepath).expect("Failed to create chunk file");
file.write(&chunk.to_bytes()).expect("Failed to write chunk file");
}
// Save metadata
let data_str = toml::to_string(&self.data).unwrap();
let data_path: PathBuf = [dir.to_str().unwrap(), "world.dat"].iter().collect();
let mut data_file = fs::File::create(data_path).unwrap();
data_file.write_all(data_str.as_bytes()).expect("Failed to write world metadata");
let datastr = toml::to_string(&self.data).unwrap();
let datapath: PathBuf = dirpath.join("world.dat");
let mut datafile = fs::File::create(datapath).expect("Failed to create world metadata file");
datafile.write_all(datastr.as_bytes()).expect("Failed to write world metadata");
}
pub fn get_chunk(&mut self, chunk_wpos: &Vector3<i32>) -> Option<&mut WorldChunk> {
self.chunks.get_mut(chunk_wpos)
}
/*
@@ -76,12 +85,13 @@ impl World {
// Try loading chunk from file
let filename = format!("chunk_{}_{}_{}.dat", pos.x, pos.y, pos.z);
let filepath = dirs::data_local_dir().unwrap().join("Voxelgame").with_file_name(filename);
let filepath = dirs::data_local_dir().unwrap().join("Voxelgame").join("saves").join(&self.data.name).join(filename);
if filepath.is_file() {
let timer = Instant::now();
let mut buff = Vec::new();
let mut file = fs::File::open(filepath).expect("Failed to open file");
file.read_to_end(&mut buff).expect("Failed to read file");
let mut file = fs::File::open(filepath).expect("Failed to open chunk file");
file.read_to_end(&mut buff).expect("Failed to read chunk file");
let chunk = WorldChunk::from_bytes(buff);
self.chunks.insert(pos, chunk);
println!("Chunk at {:?} loaded ({} ms)", pos, timer.elapsed().as_millis());
@@ -99,13 +109,11 @@ impl World {
}
}
// Save
// Save generated chunk to file
let timer1 = Instant::now();
let dir = dirs::data_local_dir().unwrap().join("Voxelgame");
fs::create_dir_all(&dir).expect("Failed to create directory");
let path = dir.with_file_name(format!("chunk_{}_{}_{}.dat", pos.x, pos.y, pos.z));
let mut file = fs::File::create(path).expect("Failed to create file");
file.write(&chunk.to_bytes()).unwrap();
fs::create_dir_all(&filepath.parent().unwrap()).expect("Failed to create world directory");
let mut file = fs::File::create(filepath).expect("Failed to create chunk file");
file.write(&chunk.to_bytes()).expect("Failed to write chunk file");
// Add to list
self.chunks.insert(pos, chunk);
@@ -117,33 +125,14 @@ impl World {
true
}
pub fn load(&mut self) -> bool {
// Load metadata
let filepath = dirs::data_local_dir().unwrap().join("Voxelgame").with_file_name("world.dat");
if let Ok(mut file) = fs::File::open(filepath) {
let mut buf = Vec::new();
file.read_to_end(&mut buf).unwrap();
if let Ok(data) = toml::from_slice::<WorldData>(&buf[..]) {
self.data = data;
return true;
}
}
return false;
}
#[allow(unused)]
pub fn get_block(&mut self, block_wpos: &Vector3<i32>) -> Option<&WorldBlock> {
// Split world space to chunk and block space
let ch_pos = block_wpos / chunk::SIZE as i32;
let bl_pos = block_wpos % chunk::SIZE as i32;
// Return block if exists
if let Some(chunk) = self.chunks.get_mut(&ch_pos) {
return Some(chunk.get_block(&bl_pos));
}
None
}
pub fn get_chunk(&mut self, chunk_wpos: &Vector3<i32>) -> Option<&mut WorldChunk> {
self.chunks.get_mut(chunk_wpos)
}
// pub fn get_block(&mut self, block_wpos: &Vector3<i32>) -> Option<&WorldBlock> {
// // Split world space to chunk and block space
// let ch_pos = block_wpos / chunk::SIZE as i32;
// let bl_pos = block_wpos % chunk::SIZE as i32;
// // Return block if exists
// if let Some(chunk) = self.chunks.get_mut(&ch_pos) {
// return Some(chunk.get_block(&bl_pos));
// }
// None
// }
}