Update map_init.rs

tracing
chunk rebuild testing
speed up world gen by moving collider creation to thread pool

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "game/main/assets"]
+	path = game/main/assets
+	url = git@github.com:Amatsugu/phos-assets.git

.vscode/launch.json

@@ -12,8 +12,14 @@
 			"name": "Debug",
 			"program": "${workspaceRoot}/target/debug/phos.exe",
 			"args": [],
-			"cwd": "${workspaceRoot}",
+			"cwd": "${workspaceRoot}/target/debug",
 			"preLaunchTask": "Build",
+			// "environment": [
+			// 	{
+			// 		"name": "RUST_BACKTRACE",
+			// 		"value": "1"
+			// 	}
+			// ]
 		}
 	]
 }

.vscode/settings.json

@@ -1,3 +1,6 @@
 {
-	"cmake.configureOnOpen": false
+	"cmake.configureOnOpen": false,
+	"rust-analyzer.linkedProjects": [
+		"Cargo.toml",
+	]
 }

.vscode/tasks.json

@@ -3,10 +3,8 @@
 	"tasks": [
 		{
 			"type": "cargo",
-			"command": "",
+			"command": "build",
-			"args": [
+			"args": [],
-				"build"
-			],
 			"problemMatcher": [
 				"$rustc"
 			],

Cargo.toml

@@ -1,14 +1,13 @@
 [workspace]
-
+resolver = "2"
 members = [
     "game/main",
-    "engine/world_generation"
+    "engine/world_generation",
-    , "game/camera_system"]
+	"engine/asset_loader"]
-resolver = "2"
 
 # Enable a small amount of optimization in debug mode
-#[profile.dev]
+[profile.dev]
-#opt-level = 1
+opt-level = 1
 
 # Enable high optimizations for dependencies (incl. Bevy), but not for our code:
 [profile.dev.package."*"]

engine/asset_loader/Cargo.toml

@@ -1,9 +1,11 @@
 [package]
-name = "camera_system"
+name = "asset_loader"
 version = "0.1.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-bevy = "0.13.1"
+serde = "1.0.197"
+serde_json = "1.0.115"
+bevy = "0.13.2"

engine/asset_loader/src/lib.rs

@@ -0,0 +1,106 @@
+pub mod macros {
+
+	#[macro_export]
+	macro_rules! create_asset_loader {
+		(
+			$plugin_name: ident,
+			$loader_name: ident,
+			$asset_type: ident,
+			$asset_loadstate_name: ident,
+			$extensions: expr,
+			$($string_name: ident -> $handle_name: ident)* ;
+			$($string_array_name: ident -> $handle_array_name: ident)* ?
+		) => {
+			use bevy::prelude::*;
+			use bevy::asset::{AssetLoader, AssetEvent, LoadContext, AsyncReadExt, io::Reader};
+			use bevy::utils::BoxedFuture;
+			pub struct $plugin_name;
+			impl Plugin for $plugin_name {
+				fn build(&self, app: &mut App) {
+					app.init_asset::<$asset_type>()
+						.init_asset_loader::<$loader_name>()
+						.insert_resource($asset_loadstate_name::default())
+						.add_systems(Update, finalize);
+				}
+			}
+
+			fn finalize(
+				mut asset_events: EventReader<AssetEvent<$asset_type>>,
+				mut assets: ResMut<Assets<$asset_type>>,
+				mut load_state: ResMut<$asset_loadstate_name>,
+				 asset_server: Res<AssetServer>
+			) {
+				for event in asset_events.read() {
+					match event {
+						AssetEvent::Added { id } => load_state.added += 1,
+						AssetEvent::LoadedWithDependencies { id } => {
+							let asset = assets.get_mut(id.clone()).unwrap();
+
+							$(
+								asset.$handle_name = asset_server.load(&asset.$string_name);
+							)*
+							$(
+								for i in 0..asset.$string_array_name.len(){
+									asset.$handle_array_name.push(asset_server.load(&asset.$string_array_name[i]));
+								}
+							)?
+							load_state.loaded += 1;
+						},
+						_ => (),
+					}
+				}
+			}
+
+			#[derive(Resource, Debug, Default)]
+			pub struct $asset_loadstate_name{
+				pub loaded: u32,
+				pub added: u32,
+			}
+
+			impl $asset_loadstate_name{
+				pub fn is_all_loaded(&self) -> bool{
+					if self.added == 0{
+						return false;
+					}
+					return self.loaded >= self.added;
+				}
+			}
+
+			#[derive(Default)]
+			pub struct $loader_name;
+
+			impl AssetLoader for $loader_name {
+				type Asset = $asset_type;
+
+				type Settings = ();
+
+				type Error = String;
+
+				fn load<'a>(
+					&'a self,
+					reader: &'a mut Reader,
+					_settings: &'a Self::Settings,
+					_load_context: &'a mut LoadContext,
+				) -> BoxedFuture<'a, Result<Self::Asset, Self::Error>> {
+					return Box::pin(async move {
+						let mut data: String = String::new();
+						let read_result = reader.read_to_string(&mut data).await;
+						if read_result.is_err() {
+							return Err(read_result.err().unwrap().to_string());
+						}
+						let serialized: Result<Self::Asset, serde_json::Error> =
+							serde_json::from_str(&data);
+						if serialized.is_err() {
+							return Err(serialized.err().unwrap().to_string());
+						}
+						return Ok(serialized.unwrap());
+					});
+				}
+
+				fn extensions(&self) -> &[&str] {
+					$extensions
+				}
+			}
+		};
+	}
+}

engine/world_generation/Cargo.toml

@@ -6,5 +6,13 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-bevy = "0.13.1"
+bevy = "0.13.2"
 noise = "0.9.0"
+serde = {version="1.0.197", features=["derive"]}
+serde_json = "1.0.115"
+asset_loader = {path = "../asset_loader"}
+rayon = "1.10.0"
+bevy-inspector-egui = "0.24.0"
+
+[features]
+tracing = ["bevy/trace_tracy"]

engine/world_generation/src/biome_painter.rs

@@ -0,0 +1,34 @@
+use asset_loader::create_asset_loader;
+use bevy::{
+	asset::{Asset, Handle},
+	reflect::TypePath,
+};
+use serde::{Deserialize, Serialize};
+
+use crate::tile_mapper::TileMapperAsset;
+
+#[derive(Serialize, Deserialize, Debug, TypePath, Asset)]
+pub struct BiomePainterAsset {
+	#[serde(skip)]
+	pub biomes: Vec<Handle<TileMapperAsset>>,
+	pub biomes_path: [String; 16],
+}
+
+impl BiomePainterAsset {
+	pub fn sample_biome(&self, moisture: f32, temperature: f32) -> Handle<TileMapperAsset> {
+		let x = (moisture.clamp(0., 1.) * 3.).ceil() as usize;
+		let y = (temperature.clamp(0., 1.) * 3.).ceil() as usize;
+		return self.biomes[x + y * 4].clone();
+	}
+}
+
+create_asset_loader!(
+	BiomePainterPlugin,
+	BiomePainterLoader,
+	BiomePainterAsset,
+	BiomePainterLoadState,
+	&["bimoes.json"],
+	;
+	biomes_path -> biomes
+	?
+);

engine/world_generation/src/chunk_colliders.rs

@@ -0,0 +1,69 @@
+use crate::{hex_utils::*, prelude::*};
+#[cfg(feature = "tracing")]
+use bevy::log::*;
+use bevy::prelude::*;
+
+const CHUNK_TOTAL: usize = Chunk::SIZE * Chunk::SIZE;
+
+pub fn generate_chunk_collider(chunk: &Chunk, map: &Map) -> (Vec<Vec3>, Vec<[u32; 3]>) {
+	#[cfg(feature = "tracing")]
+	let span = info_span!("generate_chunk_collider").entered();
+	let vertex_count: usize = CHUNK_TOTAL * 6;
+	let mut verts = Vec::with_capacity(vertex_count);
+	let mut indices = Vec::with_capacity(vertex_count);
+	for z in 0..Chunk::SIZE {
+		for x in 0..Chunk::SIZE {
+			let height = chunk.heights[x + z * Chunk::SIZE];
+			let coord =
+				HexCoord::from_offset(IVec2::new(x as i32, z as i32) + (chunk.chunk_offset * Chunk::SIZE as i32));
+			let neighbors = map.get_neighbors(&coord);
+			let off_pos = Vec3::new(x as f32, height, z as f32);
+			let tile_pos = offset3d_to_world(off_pos);
+			create_tile_collider(tile_pos, &mut verts, &mut indices, &neighbors);
+		}
+	}
+	return (verts, indices);
+}
+
+fn create_tile_collider(pos: Vec3, verts: &mut Vec<Vec3>, indices: &mut Vec<[u32; 3]>, neighbors: &[Option<f32>; 6]) {
+	let idx = verts.len() as u32;
+	for i in 0..6 {
+		let p = pos + HEX_CORNERS[i];
+		verts.push(p);
+	}
+
+	//Top Surfave
+	indices.push([idx, idx + 1, idx + 5]);
+	indices.push([idx + 1, idx + 2, idx + 5]);
+	indices.push([idx + 2, idx + 4, idx + 5]);
+	indices.push([idx + 2, idx + 3, idx + 4]);
+
+	for i in 0..neighbors.len() {
+		let cur_n = neighbors[i];
+		match cur_n {
+			Some(n_height) => {
+				if n_height < pos.y {
+					create_tile_wall_collider(
+						idx,
+						Vec3::new(pos.x, n_height.min(pos.y - OUTER_RADIUS / 2.), pos.z),
+						i,
+						verts,
+						indices,
+					);
+				}
+			}
+			_ => {}
+		}
+	}
+}
+
+fn create_tile_wall_collider(idx: u32, pos: Vec3, dir: usize, verts: &mut Vec<Vec3>, indices: &mut Vec<[u32; 3]>) {
+	let idx2 = verts.len() as u32;
+
+	verts.push(pos + HEX_CORNERS[dir]);
+	verts.push(pos + HEX_CORNERS[(dir + 1) % 6]);
+
+	let off = dir as u32;
+	indices.push([idx + off, idx + ((off + 1) % 6), idx2 + 1]);
+	indices.push([idx + off, idx2 + 1, idx2]);
+}

engine/world_generation/src/heightmap.rs

@@ -1,25 +1,32 @@
 use bevy::math::IVec2;
 use bevy::prelude::{FloatExt, Vec2};
 use noise::{NoiseFn, SuperSimplex};
+use rayon::iter::{IntoParallelIterator, ParallelIterator};
 
 use crate::prelude::*;
 
 pub fn generate_heightmap(cfg: &GenerationConfig, seed: u32) -> Map {
-	let mut chunks: Vec<Chunk> = Vec::with_capacity(cfg.size.length_squared() as usize);
+	// let mut chunks: Vec<Chunk> = Vec::with_capacity(cfg.size.length_squared() as usize);
-	for z in 0..cfg.size.y {
+	let chunks = (0..cfg.size.y)
-		for x in 0..cfg.size.x {
+		.into_par_iter()
-			chunks.push(generate_chunk(x as f64, z as f64, cfg, seed));
+		.flat_map(|z| {
-		}
+			(0..cfg.size.x)
-	}
+				.into_par_iter()
+				.map(move |x| generate_chunk(x as f64, z as f64, cfg, seed))
+		})
+		.collect();
 	return Map {
 		chunks,
 		height: cfg.size.y as usize,
 		width: cfg.size.x as usize,
+		sea_level: cfg.sea_level as f32,
 	};
 }
 
 pub fn generate_chunk(chunk_x: f64, chunk_z: f64, cfg: &GenerationConfig, seed: u32) -> Chunk {
 	let mut result: [f32; Chunk::SIZE * Chunk::SIZE] = [0.; Chunk::SIZE * Chunk::SIZE];
+	let mut moisture = [0.; Chunk::SIZE * Chunk::SIZE];
+	let mut temp = [0.; Chunk::SIZE * Chunk::SIZE];
 	let noise = SuperSimplex::new(seed);
 	for z in 0..Chunk::SIZE {
 		for x in 0..Chunk::SIZE {
@@ -30,15 +37,32 @@ pub fn generate_chunk(chunk_x: f64, chunk_z: f64, cfg: &GenerationConfig, seed:
 				&noise,
 			);
 			result[x + z * Chunk::SIZE] = sample;
+			moisture[x + z * Chunk::SIZE] = noise.get([
+				(x as f64 + chunk_x * Chunk::SIZE as f64) / &cfg.noise_scale,
+				(z as f64 + chunk_z * Chunk::SIZE as f64) / &cfg.noise_scale,
+			]) as f32;
+			temp[x + z * Chunk::SIZE] =
+				sample_tempurature(z as f32 + chunk_z as f32 * Chunk::SIZE as f32, sample, &cfg, 100.);
 		}
 	}
 	return Chunk {
-		points: result,
+		heights: result,
+		moisture: moisture,
+		temperature: temp,
 		chunk_offset: IVec2::new(chunk_x as i32, chunk_z as i32),
 	};
 }
 
-fn sample_point(x: f64, z: f64, cfg: &GenerationConfig, noise: &SuperSimplex) -> f32 {
+fn sample_tempurature(z: f32, height: f32, cfg: &GenerationConfig, equator: f32) -> f32 {
+	let d = (equator - z).abs();
+	let max_d = equator.max(cfg.get_total_height() as f32 - equator);
+	let t_mod = d.remap(0., max_d, 0., 1.).clamp(0., 1.);
+
+	// let max_d = d.max()
+	return (height.remap(0., 50., 0., 1.).clamp(0., 1.) + t_mod) / 2.;
+}
+
+fn sample_point(x: f64, z: f64, cfg: &GenerationConfig, noise: &impl NoiseFn<f64, 2>) -> f32 {
 	let x_s = x / cfg.noise_scale;
 	let z_s = z / cfg.noise_scale;
 
@@ -68,10 +92,7 @@ fn sample_point(x: f64, z: f64, cfg: &GenerationConfig, noise: &SuperSimplex) ->
 	let d1 = p.x.min(p.y);
 	let od = outer - p;
 	let d2 = od.x.min(od.y);
-	let d = d1
+	let d = d1.min(d2).min(cfg.border_size).remap(0., cfg.border_size, 0., 1.);
-		.min(d2)
-		.min(cfg.border_size)
-		.remap(0., cfg.border_size, 0., 1.);
 
 	return (elevation as f32) * d;
 }
@@ -81,7 +102,7 @@ fn mask(mask: f64, value: f64, sea_level: f64) -> f64 {
 	return value * m;
 }
 
-fn sample_simple(x: f64, z: f64, cfg: &GeneratorLayer, noise: &SuperSimplex) -> f64 {
+fn sample_simple(x: f64, z: f64, cfg: &GeneratorLayer, noise: &impl NoiseFn<f64, 2>) -> f64 {
 	let mut freq: f64 = cfg.base_roughness;
 	let mut amp: f64 = 1.;
 	let mut value = 0.;
@@ -95,7 +116,7 @@ fn sample_simple(x: f64, z: f64, cfg: &GeneratorLayer, noise: &SuperSimplex) ->
 	value -= cfg.min_value;
 	return value * cfg.strength;
 }
-fn sample_rigid(x: f64, z: f64, cfg: &GeneratorLayer, noise: &SuperSimplex) -> f64 {
+fn sample_rigid(x: f64, z: f64, cfg: &GeneratorLayer, noise: &impl NoiseFn<f64, 2>) -> f64 {
 	let mut freq: f64 = cfg.base_roughness;
 	let mut amp: f64 = 1.;
 	let mut value = 0.;

engine/world_generation/src/hex_utils.rs

@@ -2,7 +2,10 @@ use crate::prelude::Chunk;
 use bevy::prelude::*;
 
 pub const OUTER_RADIUS: f32 = 1.;
-pub const INNER_RADIUS: f32 = OUTER_RADIUS * 0.866025404;
+pub const INNER_RADIUS: f32 = OUTER_RADIUS * (SQRT_3 / 2.);
+pub const SHORT_DIAGONAL: f32 = 1. * SQRT_3;
+pub const LONG_DIAGONAL: f32 = 2. * OUTER_RADIUS;
+const SQRT_3: f32 = 1.7320508076;
 
 pub fn offset3d_to_world(offset: Vec3) -> Vec3 {
 	let x = (offset.x + (offset.z * 0.5) - (offset.z / 2.).floor()) * (INNER_RADIUS * 2.);
@@ -25,6 +28,10 @@ pub fn offset_to_hex(offset: IVec2) -> IVec3 {
 	return v;
 }
 
+pub fn offset_to_index(offset: IVec2, width: usize) -> usize {
+	return offset.x as usize + offset.y as usize * width;
+}
+
 pub fn snap_to_hex_grid(world_pos: Vec3) -> Vec3 {
 	return offset_to_world(world_to_offset_pos(world_pos), world_pos.y);
 }
@@ -41,11 +48,11 @@ pub fn world_to_offset_pos(world_pos: Vec3) -> IVec2 {
 	return IVec2::new(ox, oz);
 }
 
-pub fn tile_to_world_distance(dist: i32) -> f32 {
+pub fn tile_to_world_distance(dist: u32) -> f32 {
 	return dist as f32 * (2. * INNER_RADIUS);
 }
 
-pub fn get_tile_count(radius: i32) -> i32 {
+pub fn get_tile_count(radius: u32) -> u32 {
 	return 1 + 3 * (radius + 1) * radius;
 }
 
@@ -86,6 +93,20 @@ impl HexCoord {
 		};
 	}
 
+	pub fn from_world_pos(world_pos: Vec3) -> Self {
+		let offset = world_pos.z / (OUTER_RADIUS * 3.);
+		let mut x = world_pos.x / (INNER_RADIUS * 2.);
+		let mut z = -x;
+		z -= offset;
+		x -= offset;
+
+		let i_x = x.round() as i32;
+		let i_z = (-x - z).round() as i32;
+		let offset_pos = IVec2::new(i_x + i_z / 2, i_z);
+
+		return Self::from_offset(offset_pos);
+	}
+
 	pub fn is_in_bounds(&self, map_height: usize, map_width: usize) -> bool {
 		let off = self.to_offset();
 		if off.x < 0 || off.y < 0 {
@@ -99,6 +120,12 @@ impl HexCoord {
 		return true;
 	}
 
+	pub fn is_on_chunk_edge(&self) -> bool {
+		let offset = self.to_offset().rem_euclid(IVec2::splat(Chunk::SIZE as i32));
+		let e = (Chunk::SIZE - 1) as i32;
+		return offset.x == 0 || offset.y == 0 || offset.x == e || offset.y == e;
+	}
+
 	pub fn to_chunk_pos(&self) -> IVec2 {
 		let off = self.to_offset();
 
@@ -128,22 +155,20 @@ impl HexCoord {
 		return IVec2::new(self.hex.x + (self.hex.y / 2), self.hex.y);
 	}
 
-	pub fn to_index(&self, width: usize) -> i32 {
+	pub fn to_index(&self, width: usize) -> usize {
-		return (self.hex.x + self.hex.y * width as i32) + (self.hex.y / 2);
+		return ((self.hex.x + self.hex.y * width as i32) + (self.hex.y / 2)) as usize;
 	}
-	pub fn to_chunk_index(&self, width: usize) -> i32 {
+	pub fn to_chunk_index(&self, width: usize) -> usize {
 		let pos = self.to_chunk_pos();
-		return pos.x + pos.y * width as i32;
+		return (pos.x + pos.y * width as i32) as usize;
 	}
 
-	pub fn to_chunk_local_index(&self) -> i32 {
+	pub fn to_chunk_local_index(&self) -> usize {
 		return self.to_chunk().to_index(Chunk::SIZE);
 	}
 
 	pub fn distance(&self, other: &HexCoord) -> i32 {
-		return (self.hex.x - other.hex.x).abs()
+		return (self.hex.x - other.hex.x).abs() + (self.hex.y - other.hex.y).abs() + (self.hex.z - other.hex.z).abs();
-			+ (self.hex.y - other.hex.y).abs()
-			+ (self.hex.z - other.hex.z).abs();
 	}
 
 	pub fn rotate_around(&self, center: &HexCoord, angle: i32) -> HexCoord {

engine/world_generation/src/lib.rs

@@ -1,10 +1,42 @@
+pub mod biome_painter;
+pub mod chunk_colliders;
+pub mod heightmap;
+pub mod hex_utils;
+pub mod mesh_generator;
+pub mod packed_mesh_generator;
+pub mod tile_manager;
+pub mod tile_mapper;
+
 pub mod prelude {
-	use crate::hex_utils::HexCoord;
+	use crate::hex_utils::{tile_to_world_distance, HexCoord, INNER_RADIUS, OUTER_RADIUS, SHORT_DIAGONAL};
-	use bevy::math::{IVec2, UVec2};
+	use bevy::math::{IVec2, UVec2, Vec2, Vec3};
 	use bevy::prelude::Resource;
+	use bevy::prelude::*;
 	use bevy::render::mesh::MeshVertexAttribute;
 	use bevy::render::render_resource::VertexFormat;
+	use bevy_inspector_egui::InspectorOptions;
+	pub const TEX_MULTI: Vec2 = Vec2::new(1000., 1.);
 
+	pub const HEX_CORNERS: [Vec3; 6] = [
+		Vec3::new(0., 0., OUTER_RADIUS),
+		Vec3::new(INNER_RADIUS, 0., 0.5 * OUTER_RADIUS),
+		Vec3::new(INNER_RADIUS, 0., -0.5 * OUTER_RADIUS),
+		Vec3::new(0., 0., -OUTER_RADIUS),
+		Vec3::new(-INNER_RADIUS, 0., -0.5 * OUTER_RADIUS),
+		Vec3::new(-INNER_RADIUS, 0., 0.5 * OUTER_RADIUS),
+	];
+
+	pub const HEX_NORMALS: [Vec3; 6] = [
+		Vec3::new(INNER_RADIUS / 2., 0., (OUTER_RADIUS + 0.5 * OUTER_RADIUS) / 2.),
+		Vec3::Z,
+		Vec3::new(INNER_RADIUS / -2., 0., (OUTER_RADIUS + 0.5 * OUTER_RADIUS) / 2.),
+		Vec3::new(INNER_RADIUS / -2., 0., (OUTER_RADIUS + 0.5 * OUTER_RADIUS) / -2.),
+		Vec3::NEG_Z,
+		Vec3::new(INNER_RADIUS / 2., 0., (OUTER_RADIUS + 0.5 * OUTER_RADIUS) / -2.),
+	];
+
+	#[derive(Resource, Reflect, Default)]
+	#[reflect(Resource)]
 	pub struct GenerationConfig {
 		pub noise_scale: f64,
 		pub sea_level: f64,
@@ -13,6 +45,16 @@ pub mod prelude {
 		pub layers: Vec<GeneratorLayer>,
 	}
 
+	impl GenerationConfig {
+		pub fn get_total_width(&self) -> usize {
+			return self.size.x as usize * Chunk::SIZE;
+		}
+		pub fn get_total_height(&self) -> usize {
+			return self.size.y as usize * Chunk::SIZE;
+		}
+	}
+
+	#[derive(Reflect, InspectorOptions)]
 	pub struct GeneratorLayer {
 		pub strength: f64,
 		pub min_value: f64,
@@ -27,12 +69,17 @@ pub mod prelude {
 	}
 
 	pub struct Chunk {
-		pub points: [f32; Chunk::SIZE * Chunk::SIZE],
+		pub heights: [f32; Chunk::SIZE * Chunk::SIZE],
+		pub moisture: [f32; Chunk::SIZE * Chunk::SIZE],
+		pub temperature: [f32; Chunk::SIZE * Chunk::SIZE],
 		pub chunk_offset: IVec2,
 	}
 
 	impl Chunk {
 		pub const SIZE: usize = 64;
+		pub const WORLD_WIDTH: f32 = Chunk::SIZE as f32 * SHORT_DIAGONAL;
+		pub const WORLD_HEIGHT: f32 = Chunk::SIZE as f32 * 1.5;
+		pub const WORLD_SIZE: Vec2 = Vec2::new(Chunk::WORLD_WIDTH, Chunk::WORLD_HEIGHT);
 	}
 
 	#[derive(Resource)]
@@ -40,6 +87,7 @@ pub mod prelude {
 		pub chunks: Vec<Chunk>,
 		pub height: usize,
 		pub width: usize,
+		pub sea_level: f32,
 	}
 
 	impl Map {
@@ -54,18 +102,58 @@ pub mod prelude {
 					continue;
 				}
 				let c_idx = n_tile.to_chunk_index(self.width);
-				let chunk = &self.chunks[c_idx as usize];
+				let chunk = &self.chunks[c_idx];
 				let local = n_tile.to_chunk_local_index();
-				results[i] = Some(chunk.points[local as usize]);
+				results[i] = Some(chunk.heights[local]);
 			}
 			return results;
 		}
+
+		pub fn sample_height(&self, pos: &HexCoord) -> f32 {
+			let chunk = &self.chunks[pos.to_chunk_index(self.width)];
+			return chunk.heights[pos.to_chunk_local_index()];
 		}
 
+		pub fn is_in_bounds(&self, pos: &HexCoord) -> bool {
+			return pos.is_in_bounds(self.height * Chunk::SIZE, self.width * Chunk::SIZE);
+		}
+
+		pub fn get_moisture(&self, pos: &HexCoord) -> f32 {
+			let chunk = &self.chunks[pos.to_chunk_index(self.width)];
+			return chunk.moisture[pos.to_chunk_local_index()];
+		}
+
+		pub fn get_tempurature(&self, pos: &HexCoord) -> f32 {
+			let chunk = &self.chunks[pos.to_chunk_index(self.width)];
+			return chunk.temperature[pos.to_chunk_local_index()];
+		}
+
+		pub fn get_center(&self) -> Vec3 {
+			let w = self.get_world_width();
+			let h = self.get_world_height();
+			return Vec3::new(w / 2., self.sea_level, h / 2.);
+		}
+
+		pub fn get_world_width(&self) -> f32 {
+			return (self.width * Chunk::SIZE) as f32 * SHORT_DIAGONAL;
+		}
+		pub fn get_world_height(&self) -> f32 {
+			return (self.height * Chunk::SIZE) as f32 * 1.5;
+		}
+
+		pub fn get_world_size(&self) -> Vec2 {
+			return Vec2::new(self.get_world_width(), self.get_world_height());
+		}
+
+		pub fn set_height(&mut self, pos: &HexCoord, height: f32) {
+			self.chunks[pos.to_chunk_index(self.width)].heights[pos.to_chunk_local_index()] = height;
+		}
+	}
+	pub const ATTRIBUTE_PACKED_VERTEX_DATA: MeshVertexAttribute =
+		MeshVertexAttribute::new("PackedVertexData", 988540817, VertexFormat::Uint32);
+	pub const ATTRIBUTE_VERTEX_HEIGHT: MeshVertexAttribute =
+		MeshVertexAttribute::new("VertexHeight", 988540717, VertexFormat::Float32);
+
 	pub const ATTRIBUTE_TEXTURE_INDEX: MeshVertexAttribute =
 		MeshVertexAttribute::new("TextureIndex", 988540917, VertexFormat::Uint32);
 }
-
-pub mod heightmap;
-pub mod hex_utils;
-pub mod mesh_generator;

engine/world_generation/src/mesh_generator.rs

@@ -1,8 +1,10 @@
+use crate::biome_painter::BiomePainterAsset;
 use crate::hex_utils::HexCoord;
-use crate::{
+use crate::tile_manager::TileAsset;
-	hex_utils::{offset3d_to_world, INNER_RADIUS, OUTER_RADIUS},
+use crate::tile_mapper::TileMapperAsset;
-	prelude::*,
+use crate::{hex_utils::offset3d_to_world, prelude::*};
-};
+#[cfg(feature = "tracing")]
+use bevy::log::*;
 use bevy::{
 	prelude::*,
 	render::{
@@ -10,43 +12,47 @@ use bevy::{
 		render_asset::RenderAssetUsages,
 	},
 };
-use std::vec::Vec;
-use bevy::render::mesh::MeshVertexAttribute;
-use bevy::render::render_resource::VertexFormat;
 
-const HEX_CORNERS: [Vec3; 6] = [
+pub fn generate_chunk_mesh(
-	Vec3::new(0., 0., OUTER_RADIUS),
+	chunk: &Chunk,
-	Vec3::new(INNER_RADIUS, 0., 0.5 * OUTER_RADIUS),
+	map: &Map,
-	Vec3::new(INNER_RADIUS, 0., -0.5 * OUTER_RADIUS),
+	painter: &BiomePainterAsset,
-	Vec3::new(0., 0., -OUTER_RADIUS),
+	tiles: &Res<Assets<TileAsset>>,
-	Vec3::new(-INNER_RADIUS, 0., -0.5 * OUTER_RADIUS),
+	mappers: &Res<Assets<TileMapperAsset>>,
-	Vec3::new(-INNER_RADIUS, 0., 0.5 * OUTER_RADIUS),
+) -> Mesh {
-];
+	#[cfg(feature = "tracing")]
+	let span = info_span!("generate_chunk_mesh").entered();
 
-
-pub fn generate_chunk_mesh(chunk: &Chunk, map: &Map) -> Mesh {
 	let vertex_count: usize = Chunk::SIZE * Chunk::SIZE * 6;
 	let mut verts = Vec::with_capacity(vertex_count);
 	let mut uvs = Vec::with_capacity(vertex_count);
 	let mut indices = Vec::with_capacity(vertex_count);
+	let mut normals = Vec::with_capacity(vertex_count);
 
 	for z in 0..Chunk::SIZE {
 		for x in 0..Chunk::SIZE {
-			let height = chunk.points[x + z * Chunk::SIZE];
+			let height = chunk.heights[x + z * Chunk::SIZE];
+			let moisture = chunk.moisture[x + z * Chunk::SIZE];
+			let temperature = chunk.temperature[x + z * Chunk::SIZE];
 			let off_pos = Vec3::new(x as f32, height, z as f32);
 			let tile_pos = offset3d_to_world(off_pos);
-			let coord = HexCoord::from_offset(
+			let coord =
-				IVec2::new(x as i32, z as i32) + (chunk.chunk_offset * Chunk::SIZE as i32),
+				HexCoord::from_offset(IVec2::new(x as i32, z as i32) + (chunk.chunk_offset * Chunk::SIZE as i32));
-			);
 			let n = map.get_neighbors(&coord);
+			let biome = mappers.get(painter.sample_biome(moisture, temperature));
+			let tile_handle = biome.unwrap().sample_tile(height);
+			let tile = tiles.get(tile_handle).unwrap();
+
 			create_tile(
 				tile_pos,
 				&n,
 				&mut verts,
 				&mut uvs,
 				&mut indices,
+				&mut normals,
 				// &mut tex,
-				(height % 7.) as u32,
+				tile.texture_id,
+				tile.side_texture_id,
 			);
 		}
 	}
@@ -57,9 +63,8 @@ pub fn generate_chunk_mesh(chunk: &Chunk, map: &Map) -> Mesh {
 	)
 	.with_inserted_attribute(Mesh::ATTRIBUTE_POSITION, verts)
 	.with_inserted_attribute(Mesh::ATTRIBUTE_UV_0, uvs)
-		.with_inserted_indices(Indices::U32(indices))
+	.with_inserted_attribute(Mesh::ATTRIBUTE_NORMAL, normals)
-		.with_duplicated_vertices()
+	.with_inserted_indices(Indices::U32(indices));
-		.with_computed_flat_normals();
 	return mesh;
 }
 
@@ -69,30 +74,38 @@ fn create_tile(
 	verts: &mut Vec<Vec3>,
 	uvs: &mut Vec<Vec2>,
 	indices: &mut Vec<u32>,
+	normals: &mut Vec<Vec3>,
 	texture_index: u32,
+	side_texture_index: u32,
 ) {
 	let uv_offset = Vec2::splat(0.5);
 	let tex_off = Vec2::new(texture_index as f32, 0.);
+	let side_tex_off = Vec2::new(side_texture_index as f32, 0.);
 
 	let idx = verts.len() as u32;
-	uvs.push(uv_offset + tex_off);
-	verts.push(pos);
 	for i in 0..6 {
 		let p = pos + HEX_CORNERS[i];
 		verts.push(p);
 		let uv = (HEX_CORNERS[i].xz() / 2.) + uv_offset;
-		uvs.push(uv + tex_off);
+		uvs.push((uv / TEX_MULTI) + tex_off);
-		indices.push(idx);
+		normals.push(Vec3::Y);
-		indices.push(idx + 1 + i as u32);
-		indices.push(idx + 1 + ((i as u32 + 1) % 6));
 	}
+	for i in 0..3 {
+		let off = i * 2;
+		indices.push(off + idx);
+		indices.push(((off + 1) % 6) + idx);
+		indices.push(((off + 2) % 6) + idx);
+	}
+	indices.push(idx);
+	indices.push(idx + 2);
+	indices.push(idx + 4);
 
 	for i in 0..neighbors.len() {
 		let cur_n = neighbors[i];
 		match cur_n {
 			Some(n_height) => {
 				if n_height < pos.y {
-					create_tile_wall(pos, i, n_height, verts, uvs, indices, tex_off);
+					create_tile_wall(pos, i, n_height, verts, uvs, indices, normals, side_tex_off);
 				}
 			}
 			_ => {}
@@ -107,6 +120,7 @@ fn create_tile_wall(
 	verts: &mut Vec<Vec3>,
 	uvs: &mut Vec<Vec2>,
 	indices: &mut Vec<u32>,
+	normals: &mut Vec<Vec3>,
 	tex_off: Vec2,
 ) {
 	let p1 = HEX_CORNERS[(dir) % 6] + pos;
@@ -121,6 +135,12 @@ fn create_tile_wall(
 	verts.push(p3);
 	verts.push(p4);
 
+	let n = HEX_NORMALS[dir];
+	normals.push(n);
+	normals.push(n);
+	normals.push(n);
+	normals.push(n);
+
 	indices.push(idx);
 	indices.push(idx + 2);
 	indices.push(idx + 1);
@@ -130,7 +150,7 @@ fn create_tile_wall(
 	indices.push(idx + 3);
 
 	uvs.push(Vec2::ZERO + tex_off);
-	uvs.push(Vec2::new(1., 0.) + tex_off);
+	uvs.push((Vec2::new(1., 0.) / TEX_MULTI) + tex_off);
-	uvs.push(Vec2::new(0., pos.y - height) + tex_off);
+	uvs.push((Vec2::new(0., pos.y - height) / TEX_MULTI) + tex_off);
-	uvs.push(Vec2::new(1., pos.y - height) + tex_off);
+	uvs.push((Vec2::new(1., pos.y - height) / TEX_MULTI) + tex_off);
 }

engine/world_generation/src/packed_mesh_generator.rs

@@ -0,0 +1,147 @@
+use crate::biome_painter::BiomePainterAsset;
+use crate::hex_utils::HexCoord;
+use crate::prelude::*;
+use crate::tile_manager::TileAsset;
+use crate::tile_mapper::TileMapperAsset;
+use bevy::{
+	prelude::*,
+	render::{
+		mesh::{Indices, PrimitiveTopology},
+		render_asset::RenderAssetUsages,
+	},
+};
+
+pub fn generate_packed_chunk_mesh(
+	chunk: &Chunk,
+	map: &Map,
+	painter: &BiomePainterAsset,
+	tiles: &Res<Assets<TileAsset>>,
+	mappers: &Res<Assets<TileMapperAsset>>,
+) -> Mesh {
+	let vertex_count: usize = Chunk::SIZE * Chunk::SIZE * 6;
+	let mut packed_data = Vec::with_capacity(vertex_count);
+	let mut indices = Vec::with_capacity(vertex_count);
+	let mut heights = Vec::with_capacity(vertex_count);
+
+	for z in 0..Chunk::SIZE {
+		for x in 0..Chunk::SIZE {
+			let height = chunk.heights[x + z * Chunk::SIZE];
+			let moisture = chunk.moisture[x + z * Chunk::SIZE];
+			let temperature = chunk.temperature[x + z * Chunk::SIZE];
+			let coord =
+				HexCoord::from_offset(IVec2::new(x as i32, z as i32) + (chunk.chunk_offset * Chunk::SIZE as i32));
+			let n = map.get_neighbors(&coord);
+			let biome = mappers.get(painter.sample_biome(moisture, temperature));
+			let tile_handle = biome.unwrap().sample_tile(height);
+			let tile = tiles.get(tile_handle).unwrap();
+
+			create_packed_tile(
+				UVec2::new(x as u32, z as u32),
+				height,
+				&n,
+				&mut packed_data,
+				&mut indices,
+				&mut heights,
+				tile.texture_id,
+				tile.side_texture_id,
+			);
+		}
+	}
+
+	let mesh = Mesh::new(
+		PrimitiveTopology::TriangleList,
+		RenderAssetUsages::MAIN_WORLD | RenderAssetUsages::RENDER_WORLD,
+	)
+	.with_inserted_attribute(ATTRIBUTE_PACKED_VERTEX_DATA, packed_data)
+	.with_inserted_attribute(ATTRIBUTE_VERTEX_HEIGHT, heights)
+	.with_inserted_indices(Indices::U32(indices));
+	return mesh;
+}
+
+fn create_packed_tile(
+	offset: UVec2,
+	height: f32,
+	neighbors: &[Option<f32>; 6],
+	packed_data: &mut Vec<u32>,
+	indices: &mut Vec<u32>,
+	heights: &mut Vec<f32>,
+	texture_index: u32,
+	side_texture_index: u32,
+) {
+	let idx = packed_data.len() as u32;
+
+	packed_data.push(pack_vertex_data(offset, 0, texture_index));
+	heights.push(height);
+	for i in 0..6 {
+		packed_data.push(pack_vertex_data(offset, i + 1, texture_index));
+		indices.push(idx);
+		indices.push(idx + 1 + i as u32);
+		indices.push(idx + 1 + ((i as u32 + 1) % 6));
+		heights.push(height);
+	}
+
+	for i in 0..neighbors.len() {
+		let cur_n = neighbors[i];
+		match cur_n {
+			Some(n_height) => {
+				if n_height < height {
+					create_packed_tile_wall(
+						offset,
+						height,
+						n_height,
+						i,
+						packed_data,
+						indices,
+						heights,
+						side_texture_index,
+					);
+				}
+			}
+			_ => {}
+		}
+	}
+}
+
+fn create_packed_tile_wall(
+	offset: UVec2,
+	height_top: f32,
+	height_bottom: f32,
+	side: usize,
+	packed_data: &mut Vec<u32>,
+	indices: &mut Vec<u32>,
+	heights: &mut Vec<f32>,
+	side_texture_index: u32,
+) {
+	let idx = packed_data.len() as u32;
+
+	let side_2 = ((side + 1) % 6) + 1;
+	packed_data.push(pack_vertex_data(offset, side + 1, side_texture_index));
+	packed_data.push(pack_vertex_data(offset, side_2, side_texture_index));
+	packed_data.push(pack_vertex_data(offset, side + 1, side_texture_index));
+	packed_data.push(pack_vertex_data(offset, side_2, side_texture_index));
+
+	heights.push(height_top);
+	heights.push(height_top);
+	heights.push(height_bottom);
+	heights.push(height_bottom);
+
+	indices.push(idx);
+	indices.push(idx + 2);
+	indices.push(idx + 1);
+
+	indices.push(idx + 1);
+	indices.push(idx + 2);
+	indices.push(idx + 3);
+}
+
+fn pack_vertex_data(offset: UVec2, vert: usize, tex: u32) -> u32 {
+	//6 + 6 bits offset
+	//4 bits vert
+	//12 bits texture
+	let mut data = offset.x;
+	data += (offset.y) << 6;
+	data += (vert as u32) << (6 + 6);
+	data += tex << (6 + 6 + 4);
+
+	return data;
+}

engine/world_generation/src/tile_manager.rs

@@ -0,0 +1,40 @@
+use asset_loader::create_asset_loader;
+use bevy::{
+	asset::{Asset, Handle},
+	ecs::system::Resource,
+	reflect::TypePath,
+};
+use serde::{Deserialize, Serialize};
+#[derive(Resource, Debug)]
+pub struct TileManager {
+	pub tiles: Vec<Handle<TileAsset>>,
+}
+
+impl Default for TileManager {
+	fn default() -> Self {
+		Self { tiles: vec![] }
+	}
+}
+
+impl TileManager {
+	pub fn register_tile(&mut self, tile: Handle<TileAsset>) -> usize {
+		let id = self.tiles.len();
+		self.tiles.push(tile);
+		return id;
+	}
+}
+
+#[derive(Serialize, Deserialize, Debug, TypePath, Asset)]
+pub struct TileAsset {
+	#[serde(skip)]
+	pub id: usize,
+	pub name: String,
+	pub texture_id: u32,
+	#[serde(skip)]
+	pub texture: String,
+	pub side_texture_id: u32,
+	#[serde(skip)]
+	pub side_texture: String,
+}
+
+create_asset_loader!(TileAssetPlugin, TileAssetLoader, TileAsset, TileAssetLoadState, &["tile.json"],;?);

engine/world_generation/src/tile_mapper.rs

@@ -0,0 +1,41 @@
+use asset_loader::create_asset_loader;
+use bevy::prelude::*;
+use bevy::{
+	asset::{Asset, Handle},
+	reflect::TypePath,
+};
+use serde::{Deserialize, Serialize};
+
+use crate::tile_manager::TileAsset;
+
+pub struct TileMapper;
+
+#[derive(Serialize, Deserialize, Debug, TypePath, Asset)]
+pub struct TileMapperAsset {
+	#[serde(skip)]
+	pub tiles: Vec<Handle<TileAsset>>,
+	pub tiles_path: Vec<String>,
+	pub thresholds: Vec<f32>,
+}
+
+impl TileMapperAsset {
+	pub fn sample_tile(&self, height: f32) -> Handle<TileAsset> {
+		for i in 0..self.thresholds.len() {
+			let t = self.thresholds[i];
+			if t >= height {
+				return self.tiles[i].clone();
+			}
+		}
+		return self.tiles.last().unwrap().clone();
+	}
+}
+
+create_asset_loader!(
+	TileMapperAssetPlugin,
+	TileMapperAssetLoader,
+	TileMapperAsset,
+	TileMapperLoadState,
+	&["mapper.json"],;
+	tiles_path -> tiles
+	?
+);

game/camera_system/src/lib.rs

@@ -1,122 +0,0 @@
-use crate::prelude::PhosCamera;
-use bevy::input::mouse::MouseMotion;
-use bevy::prelude::*;
-use bevy::window::CursorGrabMode;
-
-pub mod prelude {
-	use bevy::prelude::Component;
-
-	#[derive(Component, Default)]
-	pub struct PhosCamera {
-		pub min_height: f32,
-		pub max_height: f32,
-		pub speed: f32,
-	}
-}
-
-pub struct PhosCameraPlugin;
-
-impl Plugin for PhosCameraPlugin {
-	fn build(&self, app: &mut App) {
-		app.add_systems(Startup, setup).add_systems(
-			Update,
-			(grab_mouse, (update_camera, update_camera_mouse).chain()),
-		);
-	}
-}
-
-fn setup(mut commands: Commands) {
-	commands.spawn((
-		Camera3dBundle {
-			transform: Transform::from_xyz(0., 30., 0.)
-				.looking_at(Vec3::new(1000., 0., 1000.), Vec3::Y),
-			..default()
-		},
-		PhosCamera {
-			speed: 100.,
-			..default()
-		},
-	));
-}
-fn update_camera(
-	mut cam_query: Query<(&PhosCamera, &mut Transform)>,
-	keyboard_input: Res<ButtonInput<KeyCode>>,
-	time: Res<Time>,
-) {
-	let (cam, mut transform) = cam_query.single_mut();
-
-	let mut move_vec = Vec3::ZERO;
-	if keyboard_input.pressed(KeyCode::KeyA) {
-		move_vec += Vec3::NEG_X;
-	}
-	if keyboard_input.pressed(KeyCode::KeyD) {
-		move_vec += Vec3::X;
-	}
-	if keyboard_input.pressed(KeyCode::KeyW) {
-		move_vec += Vec3::NEG_Z;
-	}
-	if keyboard_input.pressed(KeyCode::KeyS) {
-		move_vec += Vec3::Z;
-	}
-
-	let rot = transform.rotation;
-	move_vec = (rot * move_vec.normalize_or_zero()) * cam.speed * time.delta_seconds();
-
-	if keyboard_input.pressed(KeyCode::ShiftLeft) {
-		move_vec += Vec3::from(transform.down());
-	}
-	if keyboard_input.pressed(KeyCode::Space) {
-		move_vec += Vec3::from(transform.up());
-	}
-
-	transform.translation += move_vec.normalize_or_zero() * cam.speed * time.delta_seconds();
-}
-
-fn update_camera_mouse(
-	mut cam_query: Query<&mut Transform, With<PhosCamera>>,
-	mut mouse_move: EventReader<MouseMotion>,
-	time: Res<Time>,
-	windows: Query<&Window>,
-) {
-	let window = windows.single();
-	if window.cursor.grab_mode != CursorGrabMode::Locked {
-		return;
-	}
-	let mut transform = cam_query.single_mut();
-
-	for ev in mouse_move.read() {
-		let (mut yaw, mut pitch, _) = transform.rotation.to_euler(EulerRot::YXZ);
-		match window.cursor.grab_mode {
-			CursorGrabMode::None => (),
-			_ => {
-				// Using smallest of height or width ensures equal vertical and horizontal sensitivity
-				pitch -= (ev.delta.y * time.delta_seconds() * 5.).to_radians();
-				yaw -= (ev.delta.x * time.delta_seconds() * 5.).to_radians();
-			}
-		}
-
-		pitch = pitch.clamp(-1.54, 1.54);
-
-		// Order is important to prevent unintended roll
-		transform.rotation =
-			Quat::from_axis_angle(Vec3::Y, yaw) * Quat::from_axis_angle(Vec3::X, pitch);
-	}
-}
-
-fn grab_mouse(
-	mut windows: Query<&mut Window>,
-	mouse: Res<ButtonInput<MouseButton>>,
-	key: Res<ButtonInput<KeyCode>>,
-) {
-	let mut window = windows.single_mut();
-
-	if mouse.just_pressed(MouseButton::Middle) {
-		window.cursor.visible = false;
-		window.cursor.grab_mode = CursorGrabMode::Locked;
-	}
-
-	if key.just_pressed(KeyCode::Escape) {
-		window.cursor.visible = true;
-		window.cursor.grab_mode = CursorGrabMode::None;
-	}
-}

game/main/Cargo.toml

@@ -2,13 +2,19 @@
 name = "phos"
 version = "0.1.0"
 edition = "2021"
+build = "build.rs"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-bevy = "0.13.1"
+bevy = "0.13.2"
 bevy-inspector-egui = "0.23.4"
 iyes_perf_ui = "0.2.3"
 noise = "0.8.2"
 world_generation ={path="../../engine/world_generation"}
-camera_system={path = "../camera_system"}
+bevy_rapier3d = { version = "0.25.0", features = [ "simd-stable", "debug-render-3d","parallel" ] }
+rayon = "1.10.0"
+
+
+[features]
+tracing = ["bevy/trace_tracy", "world_generation/tracing"]

game/main/assets/shaders/world/chunk.wgsl

@@ -1,91 +0,0 @@
-#import bevy_pbr::{
-    pbr_fragment::pbr_input_from_standard_material,
-    pbr_functions::alpha_discard,
-}
-#import bevy_pbr::mesh_functions::{mesh_position_local_to_world,get_model_matrix,mesh_normal_local_to_world}
-#import bevy_pbr::view_transformations::position_world_to_clip;
-
-#ifdef PREPASS_PIPELINE
-#import bevy_pbr::{
-    prepass_io::{VertexOutput, FragmentOutput},
-    pbr_deferred_functions::deferred_output,
-}
-#else
-#import bevy_pbr::{
-    forward_io::{VertexOutput, FragmentOutput},
-    pbr_functions::{apply_pbr_lighting, main_pass_post_lighting_processing},
-}
-#endif
-
-
-@group(2) @binding(100) var array_texture: texture_2d_array<f32>;
-@group(2) @binding(101) var array_texture_sampler: sampler;
-@fragment
-fn fragment(
-    in: VertexOutput,
-    @builtin(front_facing) is_front: bool,
-) -> FragmentOutput {
-//	var vin : VertexOutput;
-//	vin.position = in.position;
-//	vin.world_position = in.world_position;
-//	vin.world_normal = in.world_normal;
-//	vin.uv = in.uv;
-
-    // generate a PbrInput struct from the StandardMaterial bindings
-    var pbr_input = pbr_input_from_standard_material(in, is_front);
-
-
-    // alpha discard
-    pbr_input.material.base_color = alpha_discard(pbr_input.material, pbr_input.material.base_color);
-
-#ifdef PREPASS_PIPELINE
-    // in deferred mode we can't modify anything after that, as lighting is run in a separate fullscreen shader.
-    let out = deferred_output(in, pbr_input);
-#else
-    var out: FragmentOutput;
-    // apply lighting
-
-	let index = floor(in.uv.x - 1) + 1;
-    var uv = in.uv;
-    uv.x = in.uv.x - index;
-    out.color = textureSample(array_texture, array_texture_sampler, uv, u32(index));
-
-    out.color *= apply_pbr_lighting(pbr_input);
-
-
-
-    // apply in-shader post processing (fog, alpha-premultiply, and also tonemapping, debanding if the camera is non-hdr)
-    // note this does not include fullscreen postprocessing effects like bloom.
-    out.color = main_pass_post_lighting_processing(pbr_input, out.color);
-
-#endif
-
-    return out;
-}
-
-//struct Vertex {
-//    @builtin(instance_index) instance_index: u32,
-//    @location(0) position: vec3<f32>,
-//    @location(1) uv: vec2<f32>,
-//    @location(2) normal: vec3<f32>,
-//    @location(3) texture_index: u32,
-//};
-//
-//struct VOut {
-//    @builtin(position) position: vec4<f32>,
-//	@location(0) world_position: vec4<f32>,
-//	@location(1) world_normal: vec3<f32>,
-//	@location(2) uv: vec2<f32>,
-////    @location(7) @interpolate(flat) texture_index: u32,
-//};
-//
-//@vertex
-//fn vertex(vertex: Vertex) -> VOut {
-//    var out: VOut;
-//    out.world_position = mesh_position_local_to_world(get_model_matrix(vertex.instance_index), vec4<f32>(vertex.position, 1.0));
-//    out.position = position_world_to_clip(out.world_position.xyz);
-////    out.texture_index = vertex.texture_index;
-//    out.uv = vertex.uv;
-//    out.world_normal = mesh_normal_local_to_world(vertex.normal, vertex.instance_index);
-//    return out;
-//}

game/main/build.rs

@@ -0,0 +1,48 @@
+use std::{
+	env, fs,
+	path::{Path, PathBuf},
+};
+
+/// A helper function for recursively copying a directory.
+fn copy_dir<P, Q>(from: P, to: Q)
+where
+	P: AsRef<Path>,
+	Q: AsRef<Path>,
+{
+	let to = to.as_ref().to_path_buf();
+
+	for path in fs::read_dir(from).unwrap() {
+		let path = path.unwrap().path();
+		let to = to.clone().join(path.file_name().unwrap());
+
+		if path.is_file() {
+			fs::copy(&path, to).unwrap();
+		} else if path.is_dir() {
+			if !to.exists() {
+				fs::create_dir(&to).unwrap();
+			}
+
+			copy_dir(&path, to);
+		} else { /* Skip other content */
+		}
+	}
+}
+
+const COPY_DIR: &'static str = "assets";
+
+fn main() {
+	// Request the output directory
+	let out = env::var("PROFILE").unwrap();
+	let out = PathBuf::from(format!("../../target/{}/{}", out, COPY_DIR));
+
+	// If it is already in the output directory, delete it and start over
+	if out.exists() {
+		fs::remove_dir_all(&out).unwrap();
+	}
+
+	// Create the out directory
+	fs::create_dir(&out).unwrap();
+
+	// Copy the directory
+	copy_dir(COPY_DIR, &out);
+}

game/main/src/camera_system/camera_plugin.rs

@@ -0,0 +1,243 @@
+use bevy::core_pipeline::experimental::taa::{TemporalAntiAliasBundle, TemporalAntiAliasPlugin};
+use bevy::input::mouse::{MouseMotion, MouseScrollUnit, MouseWheel};
+use bevy::pbr::ScreenSpaceAmbientOcclusionBundle;
+use bevy::prelude::*;
+use bevy::window::CursorGrabMode;
+use bevy_rapier3d::plugin::RapierContext;
+use world_generation::hex_utils::HexCoord;
+use world_generation::prelude::Map;
+
+use super::components::*;
+
+pub struct PhosCameraPlugin;
+
+impl Plugin for PhosCameraPlugin {
+	fn build(&self, app: &mut App) {
+		app.register_type::<PhosCamera>();
+
+		app.add_systems(PreStartup, setup);
+
+		app.add_systems(Update, rts_camera_system);
+		app.add_systems(PostUpdate, limit_camera_bounds);
+		//Free Cam
+		//app.add_systems(Update, (grab_mouse, (update_camera, update_camera_mouse).chain()));
+
+		app.add_plugins(TemporalAntiAliasPlugin);
+	}
+}
+
+fn setup(mut commands: Commands, mut msaa: ResMut<Msaa>) {
+	commands
+		.spawn((
+			Camera3dBundle {
+				transform: Transform::from_xyz(0., 30., 0.).looking_to(Vec3::Z, Vec3::Y),
+				..default()
+			},
+			PhosCamera::default(),
+			PhosCameraTargets::default(),
+		))
+		.insert(TemporalAntiAliasBundle::default());
+
+	*msaa = Msaa::Off;
+}
+fn update_camera(
+	mut cam_query: Query<(&PhosCamera, &mut Transform)>,
+	keyboard_input: Res<ButtonInput<KeyCode>>,
+	time: Res<Time>,
+	windows: Query<&Window>,
+) {
+	let window = windows.single();
+	if window.cursor.grab_mode != CursorGrabMode::Locked {
+		return;
+	}
+	let (cam, mut transform) = cam_query.single_mut();
+
+	let mut move_vec = Vec3::ZERO;
+	if keyboard_input.pressed(KeyCode::KeyA) {
+		move_vec += Vec3::NEG_X;
+	}
+	if keyboard_input.pressed(KeyCode::KeyD) {
+		move_vec += Vec3::X;
+	}
+	if keyboard_input.pressed(KeyCode::KeyW) {
+		move_vec += Vec3::NEG_Z;
+	}
+	if keyboard_input.pressed(KeyCode::KeyS) {
+		move_vec += Vec3::Z;
+	}
+
+	let rot = transform.rotation;
+	move_vec = (rot * move_vec.normalize_or_zero()) * cam.speed * time.delta_seconds();
+
+	if keyboard_input.pressed(KeyCode::ShiftLeft) {
+		move_vec += Vec3::from(transform.down());
+	}
+	if keyboard_input.pressed(KeyCode::Space) {
+		move_vec += Vec3::from(transform.up());
+	}
+
+	transform.translation += move_vec.normalize_or_zero() * cam.speed * time.delta_seconds();
+}
+
+fn update_camera_mouse(
+	mut cam_query: Query<&mut Transform, With<PhosCamera>>,
+	mut mouse_move: EventReader<MouseMotion>,
+	time: Res<Time>,
+	windows: Query<&Window>,
+) {
+	let window = windows.single();
+	if window.cursor.grab_mode != CursorGrabMode::Locked {
+		return;
+	}
+	let mut transform = cam_query.single_mut();
+
+	for ev in mouse_move.read() {
+		let (mut yaw, mut pitch, _) = transform.rotation.to_euler(EulerRot::YXZ);
+		match window.cursor.grab_mode {
+			CursorGrabMode::None => (),
+			_ => {
+				// Using smallest of height or width ensures equal vertical and horizontal sensitivity
+				pitch -= ev.delta.y.to_radians() * time.delta_seconds() * 5.;
+				yaw -= ev.delta.x.to_radians() * time.delta_seconds() * 5.;
+			}
+		}
+
+		pitch = pitch.clamp(-1.54, 1.54);
+
+		// Order is important to prevent unintended roll
+		transform.rotation = Quat::from_axis_angle(Vec3::Y, yaw) * Quat::from_axis_angle(Vec3::X, pitch);
+	}
+}
+
+fn grab_mouse(mut windows: Query<&mut Window>, mouse: Res<ButtonInput<MouseButton>>, key: Res<ButtonInput<KeyCode>>) {
+	let mut window = windows.single_mut();
+
+	if mouse.just_pressed(MouseButton::Middle) {
+		window.cursor.visible = false;
+		window.cursor.grab_mode = CursorGrabMode::Locked;
+	}
+
+	if key.just_pressed(KeyCode::Escape) {
+		window.cursor.visible = true;
+		window.cursor.grab_mode = CursorGrabMode::None;
+	}
+}
+
+fn rts_camera_system(
+	mut cam_query: Query<(&mut Transform, &PhosCamera, &mut PhosCameraTargets)>,
+	mut wheel: EventReader<MouseWheel>,
+	key: Res<ButtonInput<KeyCode>>,
+	time: Res<Time>,
+	heightmap: Res<Map>,
+) {
+	let (mut cam, cam_cfg, mut cam_targets) = cam_query.single_mut();
+	let mut cam_move = Vec3::ZERO;
+	let mut cam_pos = cam.translation;
+
+	if key.pressed(KeyCode::KeyA) {
+		cam_move.x = 1.;
+	} else if key.pressed(KeyCode::KeyD) {
+		cam_move.x = -1.;
+	}
+
+	if key.pressed(KeyCode::KeyW) {
+		cam_move.z = 1.;
+	} else if key.pressed(KeyCode::KeyS) {
+		cam_move.z = -1.;
+	}
+
+	let move_speed = if key.pressed(KeyCode::ShiftLeft) {
+		cam_cfg.speed * 2.
+	} else {
+		cam_cfg.speed
+	};
+
+	cam_move = cam_move.normalize_or_zero() * move_speed * time.delta_seconds();
+	cam_pos -= cam_move;
+
+	let mut scroll = 0.0;
+	for e in wheel.read() {
+		match e.unit {
+			MouseScrollUnit::Line => scroll += e.y * 5.,
+			MouseScrollUnit::Pixel => scroll += e.y,
+		}
+	}
+
+	let ground_height = sample_ground(cam.translation, &heightmap);
+
+	cam_targets.height -= scroll;
+	if cam_targets.height > cam_cfg.max_height {
+		cam_targets.height = cam_cfg.max_height;
+	}
+
+	let min_height = ground_height + cam_cfg.min_height;
+
+	if min_height != cam_targets.last_height {
+		cam_targets.last_height = min_height;
+		cam_targets.anim_time = 0.;
+		cam_targets.rotate_time = 0.;
+	}
+
+	if scroll != 0. {
+		cam_targets.anim_time = 0.;
+		cam_targets.rotate_time = 0.;
+		if cam_targets.height < min_height {
+			cam_targets.height = min_height;
+		}
+	}
+
+	let desired_height = if cam_targets.height < min_height {
+		min_height
+	} else {
+		cam_targets.height
+	};
+	if cam_targets.anim_time < 1. {
+		cam_targets.anim_time += time.delta_seconds() * cam_cfg.zoom_speed;
+		cam_targets.anim_time = cam_targets.anim_time.min(1.);
+	}
+	cam_pos.y = f32::lerp(cam_pos.y, desired_height, cam_targets.anim_time);
+	let t = cam_pos.y.remap(cam_cfg.min_height, cam_cfg.max_height, 0., 1.);
+
+	if cam_targets.rotate_time < 1. {
+		cam_targets.rotate_time += time.delta_seconds();
+		cam_targets.rotate_time = cam_targets.rotate_time.min(1.);
+	}
+	let angle = cam_cfg.min_angle.lerp(cam_cfg.max_angle, t);
+	let rot = Quat::from_axis_angle(Vec3::X, -angle);
+	cam.rotation = rot;
+
+	cam.translation = cam_pos;
+}
+
+fn sample_ground(pos: Vec3, heightmap: &Map) -> f32 {
+	let tile_under = HexCoord::from_world_pos(pos);
+	let neighbors = heightmap.get_neighbors(&tile_under);
+	let mut ground_height = if heightmap.is_in_bounds(&tile_under) {
+		heightmap.sample_height(&tile_under)
+	} else {
+		heightmap.sea_level
+	};
+
+	for n in neighbors {
+		if let Some(h) = n {
+			if h > ground_height {
+				ground_height = h;
+			}
+		}
+	}
+	if ground_height < heightmap.sea_level {
+		ground_height = heightmap.sea_level;
+	}
+	return ground_height;
+}
+
+fn limit_camera_bounds(mut cam_query: Query<(&mut Transform, &CameraBounds)>) {
+	let (mut tranform, bounds) = cam_query.single_mut();
+
+	let mut pos = tranform.translation;
+
+	pos.x = pos.x.clamp(bounds.min.x, bounds.max.x);
+	pos.z = pos.z.clamp(bounds.min.y, bounds.max.y);
+
+	tranform.translation = pos;
+}

game/main/src/camera_system/components.rs

@@ -0,0 +1,69 @@
+use bevy::prelude::*;
+use world_generation::{
+	hex_utils::{tile_to_world_distance, SHORT_DIAGONAL},
+	prelude::Chunk,
+};
+
+#[derive(Component, Reflect)]
+#[reflect(Component)]
+pub struct PhosCamera {
+	pub min_height: f32,
+	pub max_height: f32,
+	pub speed: f32,
+	pub zoom_speed: f32,
+	pub min_angle: f32,
+	pub max_angle: f32,
+}
+
+impl Default for PhosCamera {
+	fn default() -> Self {
+		Self {
+			min_height: 10.,
+			max_height: 120.,
+			speed: 30.,
+			zoom_speed: 0.3,
+			min_angle: (20. as f32).to_radians(),
+			max_angle: 1.,
+		}
+	}
+}
+
+#[derive(Component)]
+pub struct PhosCameraTargets {
+	pub height: f32,
+	pub forward: Vec3,
+	pub last_height: f32,
+	pub anim_time: f32,
+	pub rotate_time: f32,
+}
+
+impl Default for PhosCameraTargets {
+	fn default() -> Self {
+		Self {
+			height: Default::default(),
+			forward: Vec3::Z,
+			last_height: Default::default(),
+			anim_time: Default::default(),
+			rotate_time: Default::default(),
+		}
+	}
+}
+
+#[derive(Component, Default)]
+pub struct CameraBounds {
+	pub min: Vec2,
+	pub max: Vec2,
+}
+
+impl CameraBounds {
+	pub fn from_size(size: UVec2) -> Self {
+		let padding = Chunk::WORLD_SIZE;
+		return Self {
+			min: Vec2::ZERO - padding,
+			max: Vec2::new(
+				(size.x as usize * Chunk::SIZE) as f32 * SHORT_DIAGONAL,
+				(size.y * Chunk::SIZE as u32) as f32 * 1.5,
+			) + padding,
+		};
+	}
+}

game/main/src/camera_system/mod.rs

@@ -0,0 +1,2 @@
+pub mod camera_plugin;
+pub mod components;

game/main/src/macros.rs

@@ -0,0 +1 @@
+

game/main/src/main.rs

@@ -1,35 +1,42 @@
+use bevy::pbr::wireframe::WireframePlugin;
 use bevy::prelude::*;
 use bevy::render::texture::{ImageAddressMode, ImageFilterMode, ImageSamplerDescriptor};
 use bevy::window::PresentMode;
 use bevy_inspector_egui::quick::WorldInspectorPlugin;
+use phos::PhosGamePlugin;
 
+mod camera_system;
+mod map_rendering;
 mod phos;
 mod prelude;
-
+mod shader_extensions;
-use phos::PhosGamePlugin;
+mod utlis;
 
 fn main() {
 	App::new()
 		.add_plugins((
-			DefaultPlugins.set(WindowPlugin {
+			DefaultPlugins
+				.set(WindowPlugin {
 					primary_window: Some(Window {
 						title: "Phos".into(),
 						name: Some("phos".into()),
-					resolution: (1920.0, 1080.0).into(),
+						// resolution: (1920., 1080.).into(),
-					resizable: true,
 						present_mode: PresentMode::AutoNoVsync,
+						mode: bevy::window::WindowMode::BorderlessFullscreen,
 						..default()
 					}),
 					..default()
-			}).set(ImagePlugin {
+				})
+				.set(ImagePlugin {
 					default_sampler: ImageSamplerDescriptor {
 						address_mode_u: ImageAddressMode::Repeat,
 						address_mode_v: ImageAddressMode::Repeat,
 						mag_filter: ImageFilterMode::Nearest,
 						..default()
-				}
+					},
 				}),
 			WorldInspectorPlugin::new(),
+			WireframePlugin,
 			PhosGamePlugin,
 		))
 		.run();

game/main/src/map_rendering/chunk_rebuild.rs

@@ -0,0 +1,98 @@
+use bevy::prelude::*;
+use bevy_rapier3d::geometry::{Collider, TriMeshFlags};
+use rayon::iter::{IntoParallelRefIterator, ParallelIterator};
+use world_generation::{
+	biome_painter::BiomePainterAsset,
+	chunk_colliders::generate_chunk_collider,
+	hex_utils::{self, offset_to_world, SHORT_DIAGONAL},
+	mesh_generator::generate_chunk_mesh,
+	prelude::{Chunk, Map},
+	tile_manager::TileAsset,
+	tile_mapper::TileMapperAsset,
+};
+
+use crate::{
+	prelude::{ChunkAtlas, PhosChunk, PhosChunkRegistry},
+	utlis::render_distance_system::RenderDistanceVisibility,
+};
+
+use super::prelude::CurrentBiomePainter;
+pub struct ChunkRebuildPlugin;
+
+impl Plugin for ChunkRebuildPlugin {
+	fn build(&self, app: &mut App) {
+		app.insert_resource(ChunkRebuildQueue::default());
+		app.init_resource::<PhosChunkRegistry>();
+		app.add_systems(PreUpdate, chunk_rebuilder);
+	}
+}
+
+#[derive(Resource, Default)]
+pub struct ChunkRebuildQueue {
+	pub queue: Vec<usize>,
+}
+
+fn chunk_rebuilder(
+	mut commands: Commands,
+	mut queue: ResMut<ChunkRebuildQueue>,
+	mut chunks: ResMut<PhosChunkRegistry>,
+	atlas: Res<ChunkAtlas>,
+	heightmap: Res<Map>,
+	tile_assets: Res<Assets<TileAsset>>,
+	tile_mappers: Res<Assets<TileMapperAsset>>,
+	mut meshes: ResMut<Assets<Mesh>>,
+	biome_painters: Res<Assets<BiomePainterAsset>>,
+	painter: Res<CurrentBiomePainter>,
+) {
+	if queue.queue.len() == 0 {
+		return;
+	}
+	queue.queue.dedup();
+
+	for chunk_index in &queue.queue {
+		let chunk = chunks.chunks[*chunk_index];
+		commands.entity(chunk).despawn();
+	}
+
+	let b_painter = biome_painters.get(painter.handle.clone());
+
+	let cur_painter = b_painter.unwrap();
+
+	let chunk_meshes: Vec<_> = queue
+		.queue
+		.par_iter()
+		.map(|idx| {
+			let chunk = &heightmap.chunks[*idx];
+			let mesh = generate_chunk_mesh(chunk, &heightmap, cur_painter, &tile_assets, &tile_mappers);
+			let (col_verts, col_indicies) = generate_chunk_collider(chunk, &heightmap);
+			let collider =
+				Collider::trimesh_with_flags(col_verts, col_indicies, TriMeshFlags::MERGE_DUPLICATE_VERTICES);
+			return (
+				mesh,
+				collider,
+				offset_to_world(chunk.chunk_offset * Chunk::SIZE as i32, 0.),
+				hex_utils::offset_to_index(chunk.chunk_offset, heightmap.width),
+			);
+		})
+		.collect();
+
+	for (mesh, collider, pos, index) in chunk_meshes {
+		let chunk = commands.spawn((
+			MaterialMeshBundle {
+				mesh: meshes.add(mesh),
+				material: atlas.chunk_material_handle.clone(),
+				transform: Transform::from_translation(pos),
+				..default()
+			},
+			PhosChunk::new(index),
+			RenderDistanceVisibility::default().with_offset(Vec3::new(
+				(Chunk::SIZE / 2) as f32 * SHORT_DIAGONAL,
+				0.,
+				(Chunk::SIZE / 2) as f32 * 1.5,
+			)),
+			collider,
+		));
+		chunks.chunks[index] = chunk.id();
+	}
+	queue.queue.clear();
+}

game/main/src/map_rendering/map_init.rs

@@ -0,0 +1,304 @@
+#[cfg(feature = "tracing")]
+use bevy::log::*;
+use bevy::{asset::LoadState, pbr::ExtendedMaterial, prelude::*};
+use bevy_inspector_egui::quick::ResourceInspectorPlugin;
+use bevy_rapier3d::geometry::Collider;
+use rayon::iter::{IntoParallelIterator, IntoParallelRefIterator, ParallelIterator};
+use world_generation::{
+	biome_painter::*,
+	chunk_colliders::generate_chunk_collider,
+	heightmap::generate_heightmap,
+	hex_utils::{self, offset_to_world, OUTER_RADIUS, SHORT_DIAGONAL},
+	mesh_generator::generate_chunk_mesh,
+	prelude::*,
+	tile_manager::*,
+	tile_mapper::*,
+};
+
+use crate::{
+	camera_system::components::*,
+	prelude::{ChunkAtlas, PhosChunk, PhosChunkRegistry, PhosMap},
+	shader_extensions::chunk_material::ChunkMaterial,
+	utlis::render_distance_system::RenderDistanceVisibility,
+};
+
+use super::{
+	chunk_rebuild::ChunkRebuildPlugin, prelude::CurrentBiomePainter, terraforming_test::TerraFormingTestPlugin,
+};
+
+pub struct MapInitPlugin;
+
+impl Plugin for MapInitPlugin {
+	fn build(&self, app: &mut App) {
+		app.add_plugins((
+			ResourceInspectorPlugin::<PhosMap>::default(),
+			ResourceInspectorPlugin::<GenerationConfig>::default(),
+			ChunkRebuildPlugin,
+			TerraFormingTestPlugin,
+		));
+
+		app.add_systems(Startup, (load_textures, load_tiles));
+		app.add_systems(PostStartup, create_map);
+
+		app.add_systems(Update, finalize_texture);
+		app.add_systems(PostUpdate, (despawn_map, spawn_map).chain());
+		app.insert_resource(TileManager::default());
+		app.insert_resource(PhosMap::default());
+	}
+}
+
+fn load_textures(
+	mut commands: Commands,
+	asset_server: Res<AssetServer>,
+	mut standard_materials: ResMut<Assets<StandardMaterial>>,
+) {
+	let main_tex = asset_server.load("textures/world/stack.png");
+
+	let water_material = standard_materials.add(StandardMaterial {
+		base_color: Color::AQUAMARINE.with_a(0.5),
+		alpha_mode: AlphaMode::Blend,
+		..default()
+	});
+	commands.insert_resource(ChunkAtlas {
+		handle: main_tex.clone(),
+		is_loaded: false,
+		chunk_material_handle: Handle::default(),
+		water_material: water_material,
+	});
+}
+
+fn load_tiles(mut commands: Commands, asset_server: Res<AssetServer>) {
+	let handle: Handle<BiomePainterAsset> = asset_server.load("biome_painters/terra.biomes.json");
+	commands.insert_resource(CurrentBiomePainter { handle });
+}
+
+fn finalize_texture(
+	asset_server: Res<AssetServer>,
+	mut atlas: ResMut<ChunkAtlas>,
+	mut map: ResMut<PhosMap>,
+	mut images: ResMut<Assets<Image>>,
+	painter: Res<CurrentBiomePainter>,
+	painter_load: Res<BiomePainterLoadState>,
+	tile_load: Res<TileAssetLoadState>,
+	mut chunk_materials: ResMut<Assets<ExtendedMaterial<StandardMaterial, ChunkMaterial>>>,
+	mapper_load: Res<TileMapperLoadState>,
+) {
+	if atlas.is_loaded {
+		return;
+	}
+
+	if !painter_load.is_all_loaded() || !tile_load.is_all_loaded() || !mapper_load.is_all_loaded() {
+		return;
+	}
+
+	if asset_server.load_state(atlas.handle.clone()) != LoadState::Loaded {
+		return;
+	}
+	if asset_server.load_state(painter.handle.clone()) != LoadState::Loaded {
+		return;
+	}
+	let image = images.get_mut(&atlas.handle).unwrap();
+
+	let array_layers = 14;
+	image.reinterpret_stacked_2d_as_array(array_layers);
+
+	atlas.is_loaded = true;
+	let chunk_material = chunk_materials.add(ExtendedMaterial {
+		base: StandardMaterial::default(),
+		extension: ChunkMaterial {
+			array_texture: atlas.handle.clone(),
+		},
+	});
+	atlas.chunk_material_handle = chunk_material;
+	map.ready = true;
+	map.regenerate = true;
+}
+
+fn create_map(mut commands: Commands, mut cam: Query<(&mut Transform, Entity), With<PhosCamera>>) {
+	let config = GenerationConfig {
+		layers: vec![
+			GeneratorLayer {
+				base_roughness: 2.14,
+				roughness: 0.87,
+				strength: 8.3,
+				min_value: -0.2,
+				persistence: 0.77,
+				is_rigid: false,
+				weight: 0.,
+				weight_multi: 0.,
+				layers: 4,
+				first_layer_mask: false,
+			},
+			GeneratorLayer {
+				base_roughness: 2.85,
+				roughness: 2.,
+				strength: -0.23,
+				min_value: -0.,
+				persistence: 1.,
+				is_rigid: false,
+				weight: 0.,
+				weight_multi: 0.,
+				layers: 4,
+				first_layer_mask: false,
+			},
+			GeneratorLayer {
+				base_roughness: 2.6,
+				roughness: 4.,
+				strength: 3.1,
+				min_value: 0.,
+				persistence: 1.57,
+				is_rigid: true,
+				weight: 1.,
+				weight_multi: 0.35,
+				layers: 4,
+				first_layer_mask: true,
+			},
+			GeneratorLayer {
+				base_roughness: 3.87,
+				roughness: 5.8,
+				strength: -1.,
+				min_value: 0.,
+				persistence: 0.,
+				is_rigid: true,
+				weight: 1.,
+				weight_multi: 4.57,
+				layers: 3,
+				first_layer_mask: true,
+			},
+			GeneratorLayer {
+				base_roughness: 3.87,
+				roughness: 5.8,
+				strength: -1.5,
+				min_value: 0.,
+				persistence: 0.3,
+				is_rigid: true,
+				weight: 1.,
+				weight_multi: 4.57,
+				layers: 3,
+				first_layer_mask: false,
+			},
+		],
+		noise_scale: 450.,
+		sea_level: 8.5,
+		border_size: 64.,
+		size: UVec2::splat(1),
+		// size: UVec2::splat(1),
+	};
+	let heightmap = generate_heightmap(&config, 4);
+
+	let (mut cam_t, cam_entity) = cam.single_mut();
+	cam_t.translation = heightmap.get_center();
+
+	commands.entity(cam_entity).insert(CameraBounds::from_size(config.size));
+
+	commands.insert_resource(heightmap);
+	commands.insert_resource(config);
+}
+
+fn spawn_map(
+	heightmap: Res<Map>,
+	mut commands: Commands,
+	mut meshes: ResMut<Assets<Mesh>>,
+	atlas: Res<ChunkAtlas>,
+	mut map: ResMut<PhosMap>,
+	tile_assets: Res<Assets<TileAsset>>,
+	tile_mappers: Res<Assets<TileMapperAsset>>,
+	biome_painters: Res<Assets<BiomePainterAsset>>,
+	painter: Res<CurrentBiomePainter>,
+) {
+	if !map.ready || !map.regenerate {
+		return;
+	}
+	let b_painter = biome_painters.get(painter.handle.clone());
+	map.regenerate = false;
+
+	let cur_painter = b_painter.unwrap();
+	let tile_collider = Collider::cylinder(10., OUTER_RADIUS);
+	let chunk_meshes: Vec<_> = heightmap
+		.chunks
+		.par_iter()
+		.map(|chunk: &Chunk| {
+			#[cfg(feature = "tracing")]
+			let _gen_mesh = info_span!("Generate Chunk").entered();
+			let mesh = generate_chunk_mesh(chunk, &heightmap, cur_painter, &tile_assets, &tile_mappers);
+
+			return (
+				mesh,
+				offset_to_world(chunk.chunk_offset * Chunk::SIZE as i32, 0.),
+				hex_utils::offset_to_index(chunk.chunk_offset, heightmap.width),
+			);
+		})
+		.collect();
+
+	let mut registry = PhosChunkRegistry::new(chunk_meshes.len());
+
+	{
+		#[cfg(feature = "tracing")]
+		let _spawn_span = info_span!("Spawn Chunks").entered();
+		let visibility_offset = Vec3::new(
+			(Chunk::SIZE / 2) as f32 * SHORT_DIAGONAL,
+			0.,
+			(Chunk::SIZE / 2) as f32 * 1.5,
+		);
+		for (mesh, pos, index) in chunk_meshes {
+			// let mesh_handle = meshes.a
+			let mut chunk = commands.spawn((
+				MaterialMeshBundle {
+					mesh: meshes.add(mesh),
+					material: atlas.chunk_material_handle.clone(),
+					transform: Transform::from_translation(pos),
+					..default()
+				},
+				PhosChunk::new(index),
+				RenderDistanceVisibility::default().with_offset(visibility_offset),
+			));
+			chunk.with_children(|b| {
+				let heights = &heightmap.chunks[index];
+				let mut colliders: Vec<_> = (0..(Chunk::SIZE * Chunk::SIZE))
+					.into_par_iter()
+					.map(|_| Collider::capsule_y(10., OUTER_RADIUS))
+					.collect();
+				for z in 0..Chunk::SIZE {
+					for x in 0..Chunk::SIZE {
+						let h = heights.heights[x + z * Chunk::SIZE];
+						b.spawn((
+							colliders.remove(0),
+							Transform::from_translation(offset_to_world(IVec2::new(x as i32, z as i32), h)),
+						));
+					}
+				}
+			});
+			registry.chunks.push(chunk.id());
+		}
+	}
+
+	commands.spawn((PbrBundle {
+		transform: Transform::from_translation(heightmap.get_center()),
+		mesh: meshes.add(
+			Plane3d::default()
+				.mesh()
+				.size(heightmap.get_world_width(), heightmap.get_world_height()),
+		),
+		material: atlas.water_material.clone(),
+		..default()
+	},));
+
+	commands.insert_resource(registry);
+}
+
+fn despawn_map(
+	mut commands: Commands,
+	mut heightmap: ResMut<Map>,
+	cfg: Res<GenerationConfig>,
+	map: Res<PhosMap>,
+	chunks: Query<Entity, With<PhosChunk>>,
+) {
+	if !map.regenerate {
+		return;
+	}
+	for chunk in chunks.iter() {
+		commands.entity(chunk).despawn();
+	}
+
+	*heightmap = generate_heightmap(&cfg, 4);
+}

game/main/src/map_rendering/mod.rs

@@ -0,0 +1,4 @@
+pub mod chunk_rebuild;
+pub mod map_init;
+pub mod prelude;
+pub mod terraforming_test;

game/main/src/map_rendering/prelude.rs

@@ -0,0 +1,7 @@
+use bevy::prelude::*;
+use world_generation::biome_painter::BiomePainterAsset;
+
+#[derive(Resource)]
+pub struct CurrentBiomePainter {
+	pub handle: Handle<BiomePainterAsset>,
+}

game/main/src/map_rendering/terraforming_test.rs

@@ -0,0 +1,73 @@
+use bevy::{prelude::*, window::PrimaryWindow};
+use bevy_rapier3d::{pipeline::QueryFilter, plugin::RapierContext};
+use world_generation::{hex_utils::HexCoord, prelude::Map};
+
+use crate::{camera_system::components::PhosCamera, prelude::PhosChunkRegistry};
+
+use super::chunk_rebuild::ChunkRebuildQueue;
+
+pub struct TerraFormingTestPlugin;
+
+impl Plugin for TerraFormingTestPlugin {
+	fn build(&self, app: &mut App) {
+		app.add_systems(Update, deform);
+	}
+}
+
+fn deform(
+	cam_query: Query<(&GlobalTransform, &Camera), With<PhosCamera>>,
+	window: Query<&Window, With<PrimaryWindow>>,
+	mouse: Res<ButtonInput<MouseButton>>,
+	rapier_context: Res<RapierContext>,
+	mut heightmap: ResMut<Map>,
+	mut rebuild: ResMut<ChunkRebuildQueue>,
+	time: Res<Time>,
+) {
+	let mut multi = 0.;
+	if mouse.pressed(MouseButton::Left) {
+		multi = 1.;
+	} else if mouse.pressed(MouseButton::Right) {
+		multi = -1.;
+	}
+
+	if multi == 0. {
+		return;
+	}
+
+	let win = window.single();
+	let (cam_transform, camera) = cam_query.single();
+	let Some(cursor_pos) = win.cursor_position() else {
+		return;
+	};
+
+	let Some(cam_ray) = camera.viewport_to_world(cam_transform, cursor_pos) else {
+		return;
+	};
+
+	let collision = rapier_context.cast_ray(
+		cam_ray.origin,
+		cam_ray.direction.into(),
+		100.,
+		true,
+		QueryFilter::only_fixed(),
+	);
+
+	if let Some((_, dist)) = collision {
+		let contact_point = cam_ray.get_point(dist);
+		let contact_coord = HexCoord::from_world_pos(contact_point);
+		let cur_height = heightmap.sample_height(&contact_coord);
+		heightmap.set_height(&contact_coord, cur_height + 1. * time.delta_seconds() * multi);
+		let cur_chunk = contact_coord.to_chunk_index(heightmap.width);
+
+		if contact_coord.is_on_chunk_edge() {
+			let neighbors = contact_coord.get_neighbors();
+			let mut other_chunks: Vec<_> = neighbors
+				.iter()
+				.map(|c| c.to_chunk_index(heightmap.width))
+				.filter(|c| c != &cur_chunk)
+				.collect();
+			rebuild.queue.append(&mut other_chunks);
+		}
+		rebuild.queue.push(cur_chunk);
+	}
+}

game/main/src/phos.rs

@@ -1,32 +1,61 @@
-use bevy::asset::LoadState;
+use crate::camera_system::camera_plugin::PhosCameraPlugin;
-use bevy::pbr::{ExtendedMaterial};
+use crate::camera_system::components::PhosCamera;
-use bevy::{pbr::CascadeShadowConfig, prelude::*};
+use crate::map_rendering::chunk_rebuild::ChunkRebuildPlugin;
-use camera_system::PhosCameraPlugin;
+use crate::map_rendering::map_init::MapInitPlugin;
-use iyes_perf_ui::prelude::*;
+use crate::shader_extensions::chunk_material::ChunkMaterial;
-use world_generation::hex_utils::{offset_to_world, HexCoord};
+use crate::utlis::render_distance_system::RenderDistancePlugin;
-use world_generation::{
+use bevy::pbr::ExtendedMaterial;
-	heightmap::generate_heightmap, mesh_generator::generate_chunk_mesh, prelude::*,
+use bevy::{
+	pbr::{wireframe::WireframeConfig, CascadeShadowConfig},
+	prelude::*,
 };
-use crate::prelude::*;
+use bevy_rapier3d::dynamics::{Ccd, RigidBody, Velocity};
+use bevy_rapier3d::geometry::Collider;
+use bevy_rapier3d::plugin::{NoUserData, RapierPhysicsPlugin};
+use iyes_perf_ui::prelude::*;
+use world_generation::biome_painter::BiomePainterPlugin;
+use world_generation::tile_manager::TileAssetPlugin;
+use world_generation::tile_mapper::TileMapperAssetPlugin;
 
 pub struct PhosGamePlugin;
 
 impl Plugin for PhosGamePlugin {
 	fn build(&self, app: &mut App) {
-		app.add_plugins(PhosCameraPlugin).add_plugins(MaterialPlugin::<
+		app.add_plugins((
-			ExtendedMaterial<StandardMaterial, ChunkMaterial>,
+			PhosCameraPlugin,
-		>::default());
+			MapInitPlugin,
-		app.add_systems(Startup, init_game)
+			MaterialPlugin::<ExtendedMaterial<StandardMaterial, ChunkMaterial>>::default(),
-			.add_systems(Startup, (load_textures, create_map).chain());
+			RenderDistancePlugin,
-		app.add_systems(Update, (check_texture, spawn_map));
+		));
+
+		//Systems - Startup
+		app.add_systems(Startup, init_game);
+
+		//Systems - Update
+		app.add_systems(Update, spawn_sphere);
+
+		//Perf UI
 		app.add_plugins(bevy::diagnostic::FrameTimeDiagnosticsPlugin)
 			.add_plugins(bevy::diagnostic::EntityCountDiagnosticsPlugin)
 			.add_plugins(bevy::diagnostic::SystemInformationDiagnosticsPlugin)
 			.add_plugins(PerfUiPlugin);
+
+		//Assets
+		app.add_plugins(TileAssetPlugin);
+		app.add_plugins(TileMapperAssetPlugin);
+		app.add_plugins(BiomePainterPlugin);
+		//Physics
+		app.add_plugins(RapierPhysicsPlugin::<NoUserData>::default());
+		// app.add_plugins(RapierDebugRenderPlugin::default());
+
+		app.insert_resource(WireframeConfig {
+			global: false,
+			default_color: Color::hex("FF0064").unwrap(),
+		});
 	}
 }
 
-fn init_game(mut commands: Commands) {
+fn init_game(mut commands: Commands, mut materials: ResMut<Assets<StandardMaterial>>) {
 	commands.spawn((
 		PerfUiRoot::default(),
 		PerfUiEntryFPS::default(),
@@ -41,179 +70,44 @@ fn init_game(mut commands: Commands) {
 			..default()
 		},
 		cascade_shadow_config: CascadeShadowConfig {
-			bounds: vec![500., 1000., 2000., 5000.],
+			bounds: vec![200., 400., 600., 800.],
 			..default()
 		},
 		transform: Transform::from_xyz(500., 260.0, 500.).looking_at(Vec3::ZERO, Vec3::Y),
 		..default()
 	});
 
-	commands.insert_resource(PhosMap::default());
+	let sphere_mat = StandardMaterial {
-}
+		base_color: Color::CYAN,
-
-fn load_textures(
-	mut commands: Commands,
-	asset_server: Res<AssetServer>,
-) {
-	let main_tex = asset_server.load("textures/world/stack.png");
-	commands.insert_resource(ChunkAtlas {
-		handle: main_tex.clone(),
-		is_loaded: false,
-	});
-}
-
-fn check_texture(
-	asset_server: Res<AssetServer>,
-	mut atlas: ResMut<ChunkAtlas>,
-	mut map: ResMut<PhosMap>,
-	mut images: ResMut<Assets<Image>>,
-) {
-	if atlas.is_loaded {
-		return;
-	}
-
-	if asset_server.load_state(atlas.handle.clone()) != LoadState::Loaded {
-		return;
-	}
-	let image = images.get_mut(&atlas.handle).unwrap();
-
-	let array_layers = 7;
-	image.reinterpret_stacked_2d_as_array(array_layers);
-
-
-	atlas.is_loaded = true;
-	map.ready = true;
-	map.regenerate = true;
-}
-
-fn draw_gizmos(mut gizmos: Gizmos, hm: Res<Map>) {
-	gizmos.arrow(Vec3::ZERO, Vec3::Y * 1.5, Color::GREEN);
-	gizmos.arrow(Vec3::ZERO, Vec3::Z * 1.5, Color::BLUE);
-	gizmos.arrow(Vec3::ZERO, Vec3::X * 1.5, Color::RED);
-
-	let coord = HexCoord::from_grid_pos(64, 14);
-	let ch = &hm.chunks[coord.to_chunk_index(hm.width) as usize];
-	let h = ch.points[coord.to_chunk_local_index() as usize];
-	gizmos.ray(coord.to_world(h), Vec3::Y, Color::RED);
-	gizmos.ray(coord.to_world(h), Vec3::Z * 1.5, Color::BLUE);
-
-	// let t = coord.get_neighbor(5);
-	// let h = ch.points[t.to_chunk_local_index() as usize];
-	// gizmos.ray(t.to_world(h), Vec3::Y * 1., Color::PINK);
-	let n = coord.get_neighbors();
-	let nh = hm.get_neighbors(&coord);
-	for i in 0..6 {
-		let t = n[i];
-		let h = nh[i];
-		if h.is_none() {
-			continue;
-		}
-		gizmos.ray(
-			t.to_world(h.unwrap()),
-			Vec3::Y * (i + 1) as f32,
-			Color::CYAN,
-		);
-	}
-}
-
-fn create_map(mut commands: Commands) {
-	let heightmap = generate_heightmap(
-		&GenerationConfig {
-			layers: vec![
-				GeneratorLayer {
-					base_roughness: 2.14,
-					roughness: 0.87,
-					strength: 2.93,
-					min_value: -0.2,
-					persistence: 0.77,
-					is_rigid: false,
-					weight: 0.,
-					weight_multi: 0.,
-					layers: 4,
-					first_layer_mask: false,
-				},
-				GeneratorLayer {
-					base_roughness: 2.85,
-					roughness: 2.,
-					strength: -0.23,
-					min_value: -0.,
-					persistence: 1.,
-					is_rigid: false,
-					weight: 0.,
-					weight_multi: 0.,
-					layers: 4,
-					first_layer_mask: false,
-				},
-				GeneratorLayer {
-					base_roughness: 2.6,
-					roughness: 4.,
-					strength: 10.44,
-					min_value: 0.,
-					persistence: 1.57,
-					is_rigid: true,
-					weight: 1.,
-					weight_multi: 0.35,
-					layers: 4,
-					first_layer_mask: true,
-				},
-				GeneratorLayer {
-					base_roughness: 3.87,
-					roughness: 5.8,
-					strength: -1.,
-					min_value: 0.,
-					persistence: 0.,
-					is_rigid: true,
-					weight: 1.,
-					weight_multi: 4.57,
-					layers: 3,
-					first_layer_mask: true,
-				},
-			],
-			noise_scale: 350.,
-			sea_level: 4.,
-			border_size: 64.,
-			size: UVec2::splat(1024 / Chunk::SIZE as u32),
-		},
-		4,
-	);
-
-	commands.insert_resource(heightmap);
-}
-
-fn spawn_map(
-	heightmap: Res<Map>,
-	mut commands: Commands,
-	mut materials: ResMut<Assets<ExtendedMaterial<StandardMaterial, ChunkMaterial>>>,
-	mut meshes: ResMut<Assets<Mesh>>,
-	atlas: Res<ChunkAtlas>,
-	mut map: ResMut<PhosMap>,
-) {
-	if !map.ready || !map.regenerate {
-		return;
-	}
-	map.regenerate = false;
-	let chunk_material = materials.add(ExtendedMaterial {
-		base: StandardMaterial {
-			base_color: Color::WHITE,
 		..default()
-		},
+	};
-		extension: ChunkMaterial {
+	let handle = materials.add(sphere_mat);
-			array_texture: atlas.handle.clone(),
+	commands.insert_resource(SphereMat(handle));
-		},
+}
-	});
 
-	for chunk in &heightmap.chunks {
+#[derive(Resource)]
-		let mesh = generate_chunk_mesh(&chunk, &heightmap);
+struct SphereMat(Handle<StandardMaterial>);
-		let pos = offset_to_world(chunk.chunk_offset * Chunk::SIZE as i32, 0.);
+
+fn spawn_sphere(
+	mut commands: Commands,
+	cam: Query<&Transform, With<PhosCamera>>,
+	keyboard_input: Res<ButtonInput<KeyCode>>,
+	mut meshes: ResMut<Assets<Mesh>>,
+	mat: Res<SphereMat>,
+) {
+	if keyboard_input.just_pressed(KeyCode::KeyF) {
+		let cam_transform = cam.single();
 		commands.spawn((
 			MaterialMeshBundle {
-				mesh: meshes.add(mesh),
+				mesh: meshes.add(Sphere::new(0.3)),
-				material: chunk_material.clone(),
+				material: mat.0.clone(),
-				transform: Transform::from_translation(pos),
+				transform: Transform::from_translation(cam_transform.translation),
 				..default()
 			},
-			PhosChunk,
+			Collider::ball(0.3),
+			RigidBody::Dynamic,
+			Ccd::enabled(),
+			Velocity::linear(cam_transform.forward() * 50.),
 		));
 	}
 }
-

game/main/src/prelude.rs

@@ -1,51 +1,46 @@
-use bevy::asset::{Asset, Handle};
+use bevy::asset::Handle;
-use bevy::pbr::{MaterialExtension, MaterialExtensionKey, MaterialExtensionPipeline, MaterialPipeline, MaterialPipelineKey};
+use bevy::pbr::ExtendedMaterial;
-use bevy::prelude::{Component, Image, Mesh, Resource, TypePath};
+use bevy::prelude::*;
-use bevy::render::mesh::{Indices, MeshVertexBufferLayout};
+use bevy::prelude::{Component, Image, Resource};
-use bevy::render::render_resource::{AsBindGroup, RenderPipelineDescriptor, ShaderRef, SpecializedMeshPipelineError};
+use bevy::reflect::Reflect;
-use world_generation::prelude::ATTRIBUTE_TEXTURE_INDEX;
+
+use crate::shader_extensions::chunk_material::ChunkMaterial;
 
 #[derive(Resource)]
 pub struct ChunkAtlas {
 	pub handle: Handle<Image>,
+	pub chunk_material_handle: Handle<ExtendedMaterial<StandardMaterial, ChunkMaterial>>,
+	pub water_material: Handle<StandardMaterial>,
 	pub is_loaded: bool,
 }
 
-#[derive(Resource, Default)]
+#[derive(Resource, Default, Reflect)]
+#[reflect(Resource)]
 pub struct PhosMap {
 	pub ready: bool,
 	pub regenerate: bool,
 }
 
 #[derive(Component)]
-pub struct PhosChunk;
+pub struct PhosChunk {
-
+	pub index: usize,
-
-#[derive(Asset, TypePath, AsBindGroup, Debug, Clone)]
-pub struct ChunkMaterial {
-	#[texture(100, dimension = "2d_array")]
-	#[sampler(101)]
-	pub array_texture: Handle<Image>,
 }
 
-impl MaterialExtension for ChunkMaterial {
+impl PhosChunk {
-	fn fragment_shader() -> ShaderRef {
+	pub fn new(index: usize) -> Self {
-		"shaders/world/chunk.wgsl".into()
+		return Self { index };
+	}
+}
+
+#[derive(Resource, Default)]
+pub struct PhosChunkRegistry {
+	pub chunks: Vec<Entity>,
+}
+
+impl PhosChunkRegistry {
+	pub fn new(size: usize) -> Self {
+		return Self {
+			chunks: Vec::with_capacity(size),
+		};
 	}
-
-	// fn specialize(
-	// 	_pipeline: &MaterialExtensionPipeline,
-	// 	descriptor: &mut RenderPipelineDescriptor,
-	// 	layout: &MeshVertexBufferLayout,
-	// 	_key: MaterialExtensionKey<Self>,
-	// ) -> Result<(), SpecializedMeshPipelineError> {
-	// 	let vertex_layout = layout.get_layout(&[
-	// 		Mesh::ATTRIBUTE_POSITION.at_shader_location(0),
-	// 		Mesh::ATTRIBUTE_UV_0.at_shader_location(1),
-	// 		Mesh::ATTRIBUTE_NORMAL.at_shader_location(2),
-	// 		ATTRIBUTE_TEXTURE_INDEX.at_shader_location(3),
-	// 	])?;
-	// 	descriptor.vertex.buffers = vec![vertex_layout];
-	// 	Ok(())
-	// }
 }

game/main/src/shader_extensions/chunk_material.rs

@@ -0,0 +1,39 @@
+use bevy::asset::{Asset, Handle};
+use bevy::pbr::MaterialExtension;
+use bevy::reflect::TypePath;
+use bevy::render::render_resource::{AsBindGroup, ShaderRef};
+use bevy::render::texture::Image;
+
+#[derive(Asset, TypePath, AsBindGroup, Debug, Clone)]
+pub struct ChunkMaterial {
+	#[texture(100, dimension = "2d_array")]
+	#[sampler(101)]
+	pub array_texture: Handle<Image>,
+}
+
+impl MaterialExtension for ChunkMaterial {
+	fn fragment_shader() -> ShaderRef {
+		"shaders/world/chunk.wgsl".into()
+	}
+
+	// fn vertex_shader() -> ShaderRef {
+	// 	"shaders/world/chunk_packed.wgsl".into()
+	// }
+
+	// fn specialize(
+	// 	_pipeline: &bevy::pbr::MaterialExtensionPipeline,
+	// 	descriptor: &mut bevy::render::render_resource::RenderPipelineDescriptor,
+	// 	layout: &bevy::render::mesh::MeshVertexBufferLayout,
+	// 	_key: bevy::pbr::MaterialExtensionKey<Self>,
+	// ) -> Result<(), bevy::render::render_resource::SpecializedMeshPipelineError> {
+	// 	let vertex_layout = layout.get_layout(&[
+	// 		// Mesh::ATTRIBUTE_POSITION.at_shader_location(0),
+	// 		// Mesh::ATTRIBUTE_UV_0.at_shader_location(1),
+	// 		// Mesh::ATTRIBUTE_NORMAL.at_shader_location(2),
+	// 		ATTRIBUTE_PACKED_VERTEX_DATA.at_shader_location(7),
+	// 		ATTRIBUTE_VERTEX_HEIGHT.at_shader_location(8),
+	// 	])?;
+	// 	descriptor.vertex.buffers = vec![vertex_layout];
+	// 	Ok(())
+	// }
+}

game/main/src/shader_extensions/mod.rs

@@ -0,0 +1 @@
+pub mod chunk_material;

game/main/src/utlis/mod.rs

@@ -0,0 +1 @@
+pub mod render_distance_system;

game/main/src/utlis/render_distance_system.rs

@@ -0,0 +1,76 @@
+use bevy::prelude::*;
+
+use crate::camera_system::components::PhosCamera;
+
+pub struct RenderDistancePlugin;
+
+impl Plugin for RenderDistancePlugin {
+	fn build(&self, app: &mut bevy::prelude::App) {
+		app.register_type::<RenderDistanceSettings>();
+		app.add_systems(PostUpdate, render_distance_system)
+			.insert_resource(RenderDistanceSettings::default());
+	}
+}
+
+#[derive(Resource, Reflect)]
+#[reflect(Resource)]
+pub struct RenderDistanceSettings {
+	pub render_distance: f32,
+}
+
+impl RenderDistanceSettings {
+	pub fn new(distance: f32) -> Self {
+		return Self {
+			render_distance: distance,
+		};
+	}
+}
+
+impl Default for RenderDistanceSettings {
+	fn default() -> Self {
+		Self::new(500.)
+	}
+}
+
+#[derive(Component)]
+pub struct RenderDistanceVisibility {
+	pub distance_multiplier: f32,
+	pub offset: Vec3,
+}
+
+impl RenderDistanceVisibility {
+	pub fn with_offset(mut self, offset: Vec3) -> Self {
+		self.offset = offset;
+		return self;
+	}
+
+	pub fn with_multiplier(mut self, distance_multiplier: f32) -> Self {
+		self.distance_multiplier = distance_multiplier;
+		return self;
+	}
+}
+
+impl Default for RenderDistanceVisibility {
+	fn default() -> Self {
+		Self {
+			distance_multiplier: 1.,
+			offset: Vec3::ZERO,
+		}
+	}
+}
+
+fn render_distance_system(
+	mut objects: Query<(&Transform, &mut Visibility, &RenderDistanceVisibility)>,
+	camera_query: Query<&Transform, With<PhosCamera>>,
+	settings: Res<RenderDistanceSettings>,
+) {
+	let camera = camera_query.single();
+	for (t, mut vis, r) in objects.iter_mut() {
+		let dist = (camera.translation - (t.translation + r.offset)).length() * r.distance_multiplier;
+		if settings.render_distance < dist {
+			*vis = Visibility::Hidden;
+		} else {
+			*vis = Visibility::Visible;
+		}
+	}
+}

rustfmt.toml

@@ -1 +1,2 @@
 hard_tabs=true
+max_width=120