Add more crops

Cargo.toml

@@ -17,7 +17,7 @@ opt-level = 2
 overflow-checks = true
 debug-assertions = true
 panic = "abort"
-debug = true
+debug = false
 codegen-units = 8
 lto = false
 incremental = true

common/src/astar.rs

@@ -139,9 +139,7 @@ impl<S: Clone + Eq + Hash> Astar<S> {
         }
     }
 
-    pub fn get_cheapest_cost(&self) -> Option<f32> {
-        self.cheapest_cost
-    }
+    pub fn get_cheapest_cost(&self) -> Option<f32> { self.cheapest_cost }
 
     fn reconstruct_path_to(&mut self, end: S) -> Path<S> {
         let mut path = vec![end.clone()];

common/src/generation.rs

@@ -47,7 +47,5 @@ pub struct ChunkSupplement {
 }
 
 impl ChunkSupplement {
-    pub fn add_entity(&mut self, entity: EntityInfo) {
-        self.entities.push(entity);
-    }
+    pub fn add_entity(&mut self, entity: EntityInfo) { self.entities.push(entity); }
 }

common/src/lib.rs

@@ -28,13 +28,13 @@ pub mod region;
 pub mod spiral;
 pub mod state;
 pub mod states;
+pub mod store;
 pub mod sync;
 pub mod sys;
 pub mod terrain;
 pub mod util;
 pub mod vol;
 pub mod volumes;
-pub mod store;
 
 /// The networking module containing high-level wrappers of `TcpListener` and
 /// `TcpStream` (`PostOffice` and `PostBox` respectively) and data types used by

common/src/store.rs

@@ -26,9 +26,7 @@ impl<T> fmt::Debug for Id<T> {
     }
 }
 impl<T> hash::Hash for Id<T> {
-    fn hash<H: hash::Hasher>(&self, h: &mut H) {
-        self.0.hash(h);
-    }
+    fn hash<H: hash::Hasher>(&self, h: &mut H) { self.0.hash(h); }
 }
 
 pub struct Store<T> {
@@ -53,8 +51,7 @@ impl<T> Store<T> {
     pub fn iter_mut(&mut self) -> impl Iterator<Item = &mut T> { self.items.iter_mut() }
 
     pub fn iter_ids(&self) -> impl Iterator<Item = (Id<T>, &T)> {
-        self
-            .items
+        self.items
             .iter()
             .enumerate()
             .map(|(i, item)| (Id(i, PhantomData), item))

common/src/terrain/block.rs

@@ -45,6 +45,10 @@ pub enum BlockKind {
     WheatYellow,
     WheatGreen,
     Cabbage,
+    Flax,
+    Carrot,
+    Tomato,
+    Radish,
     Coconut,
 }
 
@@ -91,7 +95,12 @@ impl BlockKind {
             BlockKind::Corn => true,
             BlockKind::WheatYellow => true,
             BlockKind::WheatGreen => true,
-            BlockKind::Cabbage => true,
+            BlockKind::Cabbage => false,
+            BlockKind::Pumpkin => false,
+            BlockKind::Flax => true,
+            BlockKind::Carrot => true,
+            BlockKind::Tomato => false,
+            BlockKind::Radish => true,
             BlockKind::Coconut => true,
             _ => false,
         }
@@ -142,6 +151,10 @@ impl BlockKind {
             BlockKind::WheatYellow => false,
             BlockKind::WheatGreen => false,
             BlockKind::Cabbage => false,
+            BlockKind::Flax => false,
+            BlockKind::Carrot => false,
+            BlockKind::Tomato => false,
+            BlockKind::Radish => false,
             BlockKind::Coconut => false,
             _ => true,
         }
@@ -171,7 +184,7 @@ impl BlockKind {
             BlockKind::Mushroom => false,
             BlockKind::Liana => false,
             BlockKind::Chest => true,
-            BlockKind::Pumpkin => true,
+            BlockKind::Pumpkin => false,
             BlockKind::Welwitch => false,
             BlockKind::LingonBerry => false,
             BlockKind::LeafyPlant => false,
@@ -183,6 +196,10 @@ impl BlockKind {
             BlockKind::WheatYellow => false,
             BlockKind::WheatGreen => false,
             BlockKind::Cabbage => false,
+            BlockKind::Flax => false,
+            BlockKind::Carrot => false,
+            BlockKind::Tomato => true,
+            BlockKind::Radish => false,
             BlockKind::Coconut => false,
             _ => true,
         }
@@ -205,7 +222,6 @@ impl BlockKind {
             BlockKind::Velorite => true,
             BlockKind::VeloriteFrag => true,
             BlockKind::Chest => true,
-            BlockKind::Pumpkin => true,
             BlockKind::Coconut => true,
             _ => false,
         }

voxygen/src/menu/main/ui.rs

@@ -177,6 +177,8 @@ impl MainMenuUi {
             "voxygen.background.bg_7",
             "voxygen.background.bg_8",
             "voxygen.background.bg_9",
+            "voxygen.background.bg_10",
+            "voxygen.background.bg_11",
         ];
         let mut rng = thread_rng();
 

voxygen/src/mesh/segment.rs

@@ -88,7 +88,9 @@ impl Meshable<SpritePipeline, SpritePipeline> for Segment {
                         SpriteVertex::new(
                             origin,
                             norm,
-                            linear_to_srgb(srgb_to_linear(col) * light.min(ao.powf(0.5) * 0.75 + 0.25)),
+                            linear_to_srgb(
+                                srgb_to_linear(col) * light.min(ao.powf(0.5) * 0.75 + 0.25),
+                            ),
                         )
                     },
                     &{

voxygen/src/mesh/terrain.rs

@@ -197,11 +197,13 @@ fn calc_light<V: RectRasterableVol<Vox = Block> + ReadVol + Debug>(
             None
         } else {
             let pos = wpos - outer.min;
-            Some(light_map
-                .get(lm_idx(pos.x, pos.y, pos.z))
-                .filter(|l| **l != OPAQUE && **l != UNKNOWN)
-                .map(|l| *l as f32 / SUNLIGHT as f32)
-                .unwrap_or(0.0))
+            Some(
+                light_map
+                    .get(lm_idx(pos.x, pos.y, pos.z))
+                    .filter(|l| **l != OPAQUE && **l != UNKNOWN)
+                    .map(|l| *l as f32 / SUNLIGHT as f32)
+                    .unwrap_or(0.0),
+            )
         }
     }
 }

voxygen/src/mesh/vol.rs

@@ -45,11 +45,12 @@ fn get_ao_quad(
             for x in 0..2 {
                 for y in 0..2 {
                     let dark_pos = shift + offs[0] * x + offs[1] * y + 1;
-                    if let Some(dark) = unsafe { darknesses
-                        .get_unchecked(dark_pos.z as usize)
-                        .get_unchecked(dark_pos.y as usize)
-                        .get_unchecked(dark_pos.x as usize) }
-                    {
+                    if let Some(dark) = unsafe {
+                        darknesses
+                            .get_unchecked(dark_pos.z as usize)
+                            .get_unchecked(dark_pos.y as usize)
+                            .get_unchecked(dark_pos.x as usize)
+                    } {
                         darkness += dark;
                         total += 1.0;
                     }

voxygen/src/scene/mod.rs

@@ -240,7 +240,10 @@ impl Scene {
         );
 
         // Tick camera for interpolation.
-        self.camera.update(scene_data.state.get_time(), scene_data.state.get_delta_time());
+        self.camera.update(
+            scene_data.state.get_time(),
+            scene_data.state.get_delta_time(),
+        );
 
         // Compute camera matrices.
         self.camera.compute_dependents(&*scene_data.state.terrain());

voxygen/src/scene/terrain.rs

@@ -190,6 +190,22 @@ fn sprite_config_for(kind: BlockKind) -> Option<SpriteConfig> {
             variations: 3,
             wind_sway: 0.0,
         }),
+        BlockKind::Flax => Some(SpriteConfig {
+            variations: 6,
+            wind_sway: 0.4,
+        }),
+        BlockKind::Carrot => Some(SpriteConfig {
+            variations: 6,
+            wind_sway: 0.1,
+        }),
+        BlockKind::Tomato => Some(SpriteConfig {
+            variations: 5,
+            wind_sway: 0.0,
+        }),
+        BlockKind::Radish => Some(SpriteConfig {
+            variations: 5,
+            wind_sway: 0.1,
+        }),
         BlockKind::Coconut => Some(SpriteConfig {
             variations: 1,
             wind_sway: 0.0,
@@ -1301,6 +1317,147 @@ impl<V: RectRasterableVol> Terrain<V> {
                         Vec3::new(-6.0, -6.0, 0.0),
                     ),
                 ),
+                // Flax
+                (
+                    (BlockKind::Flax, 0),
+                    make_model(
+                        "voxygen.voxel.sprite.flax.flax-0",
+                        Vec3::new(-6.0, -6.0, 0.0),
+                    ),
+                ),
+                (
+                    (BlockKind::Flax, 1),
+                    make_model(
+                        "voxygen.voxel.sprite.flax.flax-1",
+                        Vec3::new(-6.0, -6.0, 0.0),
+                    ),
+                ),
+                (
+                    (BlockKind::Flax, 2),
+                    make_model(
+                        "voxygen.voxel.sprite.flax.flax-2",
+                        Vec3::new(-6.0, -6.0, 0.0),
+                    ),
+                ),
+                (
+                    (BlockKind::Flax, 3),
+                    make_model(
+                        "voxygen.voxel.sprite.flax.flax-3",
+                        Vec3::new(-6.0, -6.0, 0.0),
+                    ),
+                ),
+                (
+                    (BlockKind::Flax, 4),
+                    make_model(
+                        "voxygen.voxel.sprite.flax.flax-4",
+                        Vec3::new(-6.0, -6.0, 0.0),
+                    ),
+                ),
+                (
+                    (BlockKind::Flax, 5),
+                    make_model(
+                        "voxygen.voxel.sprite.flax.flax-5",
+                        Vec3::new(-6.0, -6.0, 0.0),
+                    ),
+                ),
+                // Carrot
+                (
+                    (BlockKind::Carrot, 0),
+                    make_model(
+                        "voxygen.voxel.sprite.carrot.0",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Carrot, 1),
+                    make_model(
+                        "voxygen.voxel.sprite.carrot.1",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Carrot, 2),
+                    make_model(
+                        "voxygen.voxel.sprite.carrot.2",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Carrot, 3),
+                    make_model(
+                        "voxygen.voxel.sprite.carrot.3",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Carrot, 4),
+                    make_model(
+                        "voxygen.voxel.sprite.carrot.4",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Carrot, 5),
+                    make_model(
+                        "voxygen.voxel.sprite.carrot.5",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Tomato, 0),
+                    make_model("voxygen.voxel.sprite.tomato.0", Vec3::new(-5.5, -5.5, 0.0)),
+                ),
+                (
+                    (BlockKind::Tomato, 1),
+                    make_model("voxygen.voxel.sprite.tomato.1", Vec3::new(-5.5, -5.5, 0.0)),
+                ),
+                (
+                    (BlockKind::Tomato, 2),
+                    make_model("voxygen.voxel.sprite.tomato.2", Vec3::new(-5.5, -5.5, 0.0)),
+                ),
+                (
+                    (BlockKind::Tomato, 3),
+                    make_model("voxygen.voxel.sprite.tomato.3", Vec3::new(-5.5, -5.5, 0.0)),
+                ),
+                (
+                    (BlockKind::Tomato, 4),
+                    make_model("voxygen.voxel.sprite.tomato.4", Vec3::new(-5.5, -5.5, 0.0)),
+                ),
+                (
+                    (BlockKind::Radish, 0),
+                    make_model(
+                        "voxygen.voxel.sprite.radish.0",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Radish, 1),
+                    make_model(
+                        "voxygen.voxel.sprite.radish.1",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Radish, 2),
+                    make_model(
+                        "voxygen.voxel.sprite.radish.2",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Radish, 3),
+                    make_model(
+                        "voxygen.voxel.sprite.radish.3",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
+                (
+                    (BlockKind::Radish, 4),
+                    make_model(
+                        "voxygen.voxel.sprite.radish.4",
+                        Vec3::new(-5.5, -5.5, -0.25),
+                    ),
+                ),
                 // Coconut
                 (
                     (BlockKind::Coconut, 0),

world/examples/water.rs

@@ -150,10 +150,14 @@ fn main() {
         }
         if win.get_mouse_down(minifb::MouseButton::Left) {
             if let Some((mx, my)) = win.get_mouse_pos(minifb::MouseMode::Clamp) {
-                let chunk_pos = (Vec2::<f64>::from(focus) + (Vec2::new(mx as f64, my as f64) * scale))
+                let chunk_pos = (Vec2::<f64>::from(focus)
+                    + (Vec2::new(mx as f64, my as f64) * scale))
                     .map(|e| e as i32);
                 let block_pos = chunk_pos.map2(TerrainChunkSize::RECT_SIZE, |e, f| e * f as i32);
-                println!("Block: ({}, {}), Chunk: ({}, {})", block_pos.x, block_pos.y, chunk_pos.x, chunk_pos.y);
+                println!(
+                    "Block: ({}, {}), Chunk: ({}, {})",
+                    block_pos.x, block_pos.y, chunk_pos.x, chunk_pos.y
+                );
                 if let Some(chunk) = sampler.get(chunk_pos) {
                     //println!("Chunk info: {:#?}", chunk);
                     if let Some(id) = &chunk.place {

world/src/block/mod.rs

@@ -66,7 +66,11 @@ impl<'a> BlockGen<'a> {
                     // Conservative range of radius: [8, 47]
                     let radius = RandomField::new(seed + 2).get(cliff_pos3d) % 48 + 8;
 
-                    if cliff_sample.water_dist.map(|d| d > radius as f32).unwrap_or(true) {
+                    if cliff_sample
+                        .water_dist
+                        .map(|d| d > radius as f32)
+                        .unwrap_or(true)
+                    {
                         max_height.max(
                             if cliff_pos.map(|e| e as f32).distance_squared(wpos)
                                 < (radius as f32 + tolerance).powf(2.0)

world/src/civ/econ.rs

@@ -1,5 +1,5 @@
-use rand::prelude::*;
 use super::GenCtx;
+use rand::prelude::*;
 
 pub struct SellOrder {
     pub quantity: f32,
@@ -42,25 +42,27 @@ impl Belief {
 
 pub fn buy_units<'a>(
     ctx: &mut GenCtx<impl Rng>,
-    sellers: impl Iterator<Item=&'a mut SellOrder>,
+    sellers: impl Iterator<Item = &'a mut SellOrder>,
     max_quantity: f32,
     max_price: f32,
     max_spend: f32,
 ) -> (f32, f32) {
-    let mut sell_orders = sellers
-        .filter(|so| so.quantity > 0.0)
-        .collect::<Vec<_>>();
+    let mut sell_orders = sellers.filter(|so| so.quantity > 0.0).collect::<Vec<_>>();
     // Sort sell orders by price, cheapest first
-    sell_orders.sort_by(|a, b| a.price.partial_cmp(&b.price).unwrap_or_else(|| panic!("{} and {}", a.price, b.price)));
+    sell_orders.sort_by(|a, b| {
+        a.price
+            .partial_cmp(&b.price)
+            .unwrap_or_else(|| panic!("{} and {}", a.price, b.price))
+    });
 
     let mut quantity = 0.0;
     let mut spent = 0.0;
 
     for order in sell_orders {
-        if
-            quantity >= max_quantity || // We've purchased enough
+        if quantity >= max_quantity || // We've purchased enough
             spent >= max_spend || // We've spent enough
-            order.price > max_price // Price is too high
+            order.price > max_price
+        // Price is too high
         {
             break;
         } else {

world/src/civ/mod.rs

@@ -1,27 +1,23 @@
 mod econ;
 
-use std::{
-    ops::Range,
-    hash::Hash,
-    fmt,
+use crate::{
+    sim::{SimChunk, WorldSim},
+    site::{Dungeon, Settlement, Site as WorldSite},
+    util::{attempt, seed_expan},
 };
-use hashbrown::{HashMap, HashSet};
-use vek::*;
-use rand::prelude::*;
-use rand_chacha::ChaChaRng;
 use common::{
+    astar::Astar,
+    path::Path,
+    spiral::Spiral2d,
+    store::{Id, Store},
     terrain::TerrainChunkSize,
     vol::RectVolSize,
-    store::{Id, Store},
-    path::Path,
-    astar::Astar,
-    spiral::Spiral2d,
-};
-use crate::{
-    sim::{WorldSim, SimChunk},
-    site::{Site as WorldSite, Settlement, Dungeon},
-    util::{seed_expan, attempt},
 };
+use hashbrown::{HashMap, HashSet};
+use rand::prelude::*;
+use rand_chacha::ChaChaRng;
+use std::{fmt, hash::Hash, ops::Range};
+use vek::*;
 
 const CARDINALS: [Vec2<i32>; 4] = [
     Vec2::new(1, 0),
@@ -107,13 +103,15 @@ impl Civs {
         // Temporary!
         for track in this.tracks.iter() {
             for loc in track.path.iter() {
-                ctx.sim.get_mut(*loc).unwrap().place = Some(this.civs.iter().next().unwrap().homeland);
+                ctx.sim.get_mut(*loc).unwrap().place =
+                    Some(this.civs.iter().next().unwrap().homeland);
             }
         }
 
         // Flatten ground around sites
         for site in this.sites.iter() {
-            if let SiteKind::Settlement = &site.kind {} else {
+            if let SiteKind::Settlement = &site.kind {
+            } else {
                 continue;
             }
 
@@ -124,9 +122,16 @@ impl Civs {
             let flatten_radius = 10.0;
             if let Some(center_alt) = ctx.sim.get_alt_approx(wpos) {
                 for offs in Spiral2d::new().take(radius.pow(2) as usize) {
-                    let center_alt = center_alt + if offs.magnitude_squared() <= 6i32.pow(2) { 16.0 } else { 0.0 }; // Raise the town centre up a little
+                    let center_alt = center_alt
+                        + if offs.magnitude_squared() <= 6i32.pow(2) {
+                            16.0
+                        } else {
+                            0.0
+                        }; // Raise the town centre up a little
                     let pos = site.center + offs;
-                    let factor = (1.0 - (site.center - pos).map(|e| e as f32).magnitude() / flatten_radius) * 1.15;
+                    let factor = (1.0
+                        - (site.center - pos).map(|e| e as f32).magnitude() / flatten_radius)
+                        * 1.15;
                     ctx.sim
                         .get_mut(pos)
                         // Don't disrupt chunks that are near water
@@ -147,12 +152,20 @@ impl Civs {
             let wpos = site.center * Vec2::from(TerrainChunkSize::RECT_SIZE).map(|e: u32| e as i32);
 
             let world_site = match &site.kind {
-                SiteKind::Settlement => WorldSite::from(Settlement::generate(wpos, Some(ctx.sim), ctx.rng)),
-                SiteKind::Dungeon => WorldSite::from(Dungeon::generate(wpos, Some(ctx.sim), ctx.rng)),
+                SiteKind::Settlement => {
+                    WorldSite::from(Settlement::generate(wpos, Some(ctx.sim), ctx.rng))
+                },
+                SiteKind::Dungeon => {
+                    WorldSite::from(Dungeon::generate(wpos, Some(ctx.sim), ctx.rng))
+                },
             };
 
-            let radius_chunks = (world_site.radius() / TerrainChunkSize::RECT_SIZE.x as f32).ceil() as usize;
-            for pos in Spiral2d::new().map(|offs| site.center + offs).take((radius_chunks * 2).pow(2)) {
+            let radius_chunks =
+                (world_site.radius() / TerrainChunkSize::RECT_SIZE.x as f32).ceil() as usize;
+            for pos in Spiral2d::new()
+                .map(|offs| site.center + offs)
+                .take((radius_chunks * 2).pow(2))
+            {
                 ctx.sim
                     .get_mut(pos)
                     .map(|chunk| chunk.sites.push(world_site.clone()));
@@ -167,9 +180,7 @@ impl Civs {
 
     pub fn place(&self, id: Id<Place>) -> &Place { self.places.get(id) }
 
-    pub fn sites(&self) -> impl Iterator<Item=&Site> + '_ {
-        self.sites.iter()
-    }
+    pub fn sites(&self) -> impl Iterator<Item = &Site> + '_ { self.sites.iter() }
 
     fn display_info(&self) {
         for (id, civ) in self.civs.iter_ids() {
@@ -189,24 +200,39 @@ impl Civs {
         self.track_map
             .get(&a)
             .and_then(|dests| dests.get(&b))
-            .or_else(|| self.track_map
-                .get(&b)
-                .and_then(|dests| dests.get(&a)))
+            .or_else(|| self.track_map.get(&b).and_then(|dests| dests.get(&a)))
             .copied()
     }
 
     /// Return an iterator over a site's neighbors
-    fn neighbors(&self, site: Id<Site>) -> impl Iterator<Item=Id<Site>> + '_ {
-        let to = self.track_map.get(&site).map(|dests| dests.keys()).into_iter().flatten();
-        let fro = self.track_map.iter().filter(move |(_, dests)| dests.contains_key(&site)).map(|(p, _)| p);
+    fn neighbors(&self, site: Id<Site>) -> impl Iterator<Item = Id<Site>> + '_ {
+        let to = self
+            .track_map
+            .get(&site)
+            .map(|dests| dests.keys())
+            .into_iter()
+            .flatten();
+        let fro = self
+            .track_map
+            .iter()
+            .filter(move |(_, dests)| dests.contains_key(&site))
+            .map(|(p, _)| p);
         to.chain(fro).filter(move |p| **p != site).copied()
     }
 
     /// Find the cheapest route between two places
     fn route_between(&self, a: Id<Site>, b: Id<Site>) -> Option<(Path<Id<Site>>, f32)> {
-        let heuristic = move |p: &Id<Site>| (self.sites.get(*p).center.distance_squared(self.sites.get(b).center) as f32).sqrt();
+        let heuristic = move |p: &Id<Site>| {
+            (self
+                .sites
+                .get(*p)
+                .center
+                .distance_squared(self.sites.get(b).center) as f32)
+                .sqrt()
+        };
         let neighbors = |p: &Id<Site>| self.neighbors(*p);
-        let transition = |a: &Id<Site>, b: &Id<Site>| self.tracks.get(self.track_between(*a, *b).unwrap()).cost;
+        let transition =
+            |a: &Id<Site>, b: &Id<Site>| self.tracks.get(self.track_between(*a, *b).unwrap()).cost;
         let satisfied = |p: &Id<Site>| *p == b;
         let mut astar = Astar::new(100, a, heuristic);
         astar
@@ -248,7 +274,12 @@ impl Civs {
         Some(civ)
     }
 
-    fn establish_place(&mut self, ctx: &mut GenCtx<impl Rng>, loc: Vec2<i32>, area: Range<usize>) -> Option<Id<Place>> {
+    fn establish_place(
+        &mut self,
+        ctx: &mut GenCtx<impl Rng>,
+        loc: Vec2<i32>,
+        area: Range<usize>,
+    ) -> Option<Id<Place>> {
         let mut dead = HashSet::new();
         let mut alive = HashSet::new();
         alive.insert(loc);
@@ -258,7 +289,13 @@ impl Civs {
             for dir in CARDINALS.iter() {
                 if site_in_dir(&ctx.sim, cloc, *dir) {
                     let rloc = cloc + *dir;
-                    if !dead.contains(&rloc) && ctx.sim.get(rloc).map(|c| c.place.is_none()).unwrap_or(false) {
+                    if !dead.contains(&rloc)
+                        && ctx
+                            .sim
+                            .get(rloc)
+                            .map(|c| c.place.is_none())
+                            .unwrap_or(false)
+                    {
                         alive.insert(rloc);
                     }
                 }
@@ -291,7 +328,12 @@ impl Civs {
         Some(place)
     }
 
-    fn establish_site(&mut self, ctx: &mut GenCtx<impl Rng>, loc: Vec2<i32>, site_fn: impl FnOnce(Id<Place>) -> Site) -> Option<Id<Site>> {
+    fn establish_site(
+        &mut self,
+        ctx: &mut GenCtx<impl Rng>,
+        loc: Vec2<i32>,
+        site_fn: impl FnOnce(Id<Place>) -> Site,
+    ) -> Option<Id<Site>> {
         const SITE_AREA: Range<usize> = 64..256;
 
         let place = match ctx.sim.get(loc).and_then(|site| site.place) {
@@ -303,7 +345,8 @@ impl Civs {
 
         // Find neighbors
         const MAX_NEIGHBOR_DISTANCE: f32 = 250.0;
-        let mut nearby = self.sites
+        let mut nearby = self
+            .sites
             .iter_ids()
             .map(|(id, p)| (id, (p.center.distance_squared(loc) as f32).sqrt()))
             .filter(|(p, dist)| *dist < MAX_NEIGHBOR_DISTANCE)
@@ -320,10 +363,7 @@ impl Civs {
                     .filter(|(_, route_cost)| *route_cost < cost * 3.0)
                     .is_none()
                 {
-                    let track = self.tracks.insert(Track {
-                        cost,
-                        path,
-                    });
+                    let track = self.tracks.insert(Track { cost, path });
                     self.track_map
                         .entry(site)
                         .or_default()
@@ -342,15 +382,17 @@ impl Civs {
 
         // Trade stocks
         // let mut stocks = TRADE_STOCKS;
-        // stocks.shuffle(ctx.rng); // Give each stock a chance to be traded first
-        // for stock in stocks.iter().copied() {
+        // stocks.shuffle(ctx.rng); // Give each stock a chance to be traded
+        // first for stock in stocks.iter().copied() {
         //     let mut sell_orders = self.sites
         //         .iter_ids()
         //         .map(|(id, site)| (id, {
         //             econ::SellOrder {
-        //                 quantity: site.export_targets[stock].max(0.0).min(site.stocks[stock]),
-        //                 price: site.trade_states[stock].sell_belief.choose_price(ctx) * 1.25, // Trade cost
-        //                 q_sold: 0.0,
+        //                 quantity:
+        // site.export_targets[stock].max(0.0).min(site.stocks[stock]),
+        //                 price:
+        // site.trade_states[stock].sell_belief.choose_price(ctx) * 1.25, //
+        // Trade cost                 q_sold: 0.0,
         //             }
         //         }))
         //         .filter(|(_, order)| order.quantity > 0.0)
@@ -364,17 +406,17 @@ impl Civs {
         //         let (max_spend, max_price, max_import) = {
         //             let site = self.sites.get(site);
         //             let budget = site.coin * 0.5;
-        //             let total_value = site.values.iter().map(|(_, v)| (*v).unwrap_or(0.0)).sum::<f32>();
-        //             (
-        //                 100000.0,//(site.values[stock].unwrap_or(0.1) / total_value * budget).min(budget),
-        //                 site.trade_states[stock].buy_belief.price,
-        //                 -site.export_targets[stock].min(0.0),
-        //             )
+        //             let total_value = site.values.iter().map(|(_, v)|
+        // (*v).unwrap_or(0.0)).sum::<f32>();             (
+        //                 100000.0,//(site.values[stock].unwrap_or(0.1) /
+        // total_value * budget).min(budget),                 
+        // site.trade_states[stock].buy_belief.price,                 
+        // -site.export_targets[stock].min(0.0),             )
         //         };
         //         let (quantity, spent) = econ::buy_units(ctx, sell_orders
         //             .iter_mut()
-        //             .filter(|(id, _)| site != *id && self.track_between(site, *id).is_some())
-        //             .map(|(_, order)| order),
+        //             .filter(|(id, _)| site != *id && self.track_between(site,
+        // *id).is_some())             .map(|(_, order)| order),
         //             max_import,
         //             1000000.0, // Max price TODO
         //             max_spend,
@@ -384,9 +426,9 @@ impl Civs {
         //         if quantity > 0.0 {
         //             site.stocks[stock] += quantity;
         //             site.last_exports[stock] = -quantity;
-        //             site.trade_states[stock].buy_belief.update_buyer(years, spent / quantity);
-        //             println!("Belief: {:?}", site.trade_states[stock].buy_belief);
-        //         }
+        //             site.trade_states[stock].buy_belief.update_buyer(years,
+        // spent / quantity);             println!("Belief: {:?}",
+        // site.trade_states[stock].buy_belief);         }
         //     }
 
         //     for (site, order) in sell_orders {
@@ -395,22 +437,31 @@ impl Civs {
         //         if order.q_sold > 0.0 {
         //             site.stocks[stock] -= order.q_sold;
         //             site.last_exports[stock] = order.q_sold;
-        //             site.trade_states[stock].sell_belief.update_seller(order.q_sold / order.quantity);
-        //         }
+        //             
+        // site.trade_states[stock].sell_belief.update_seller(order.q_sold /
+        // order.quantity);         }
         //     }
         // }
     }
 }
 
 /// Attempt to find a path between two locations
-fn find_path(ctx: &mut GenCtx<impl Rng>, a: Vec2<i32>, b: Vec2<i32>) -> Option<(Path<Vec2<i32>>, f32)> {
+fn find_path(
+    ctx: &mut GenCtx<impl Rng>,
+    a: Vec2<i32>,
+    b: Vec2<i32>,
+) -> Option<(Path<Vec2<i32>>, f32)> {
     let sim = &ctx.sim;
     let heuristic = move |l: &Vec2<i32>| (l.distance_squared(b) as f32).sqrt();
     let neighbors = |l: &Vec2<i32>| {
         let l = *l;
-        DIAGONALS.iter().filter(move |dir| walk_in_dir(sim, l, **dir).is_some()).map(move |dir| l + *dir)
+        DIAGONALS
+            .iter()
+            .filter(move |dir| walk_in_dir(sim, l, **dir).is_some())
+            .map(move |dir| l + *dir)
     };
-    let transition = |a: &Vec2<i32>, b: &Vec2<i32>| 1.0 + walk_in_dir(sim, *a, *b - *a).unwrap_or(10000.0);
+    let transition =
+        |a: &Vec2<i32>, b: &Vec2<i32>| 1.0 + walk_in_dir(sim, *a, *b - *a).unwrap_or(10000.0);
     let satisfied = |l: &Vec2<i32>| *l == b;
     let mut astar = Astar::new(20000, a, heuristic);
     astar
@@ -419,11 +470,10 @@ fn find_path(ctx: &mut GenCtx<impl Rng>, a: Vec2<i32>, b: Vec2<i32>) -> Option<(
         .and_then(|path| astar.get_cheapest_cost().map(|cost| (path, cost)))
 }
 
-/// Return true if travel between a location and a chunk next to it is permitted (TODO: by whom?)
+/// Return true if travel between a location and a chunk next to it is permitted
+/// (TODO: by whom?)
 fn walk_in_dir(sim: &WorldSim, a: Vec2<i32>, dir: Vec2<i32>) -> Option<f32> {
-    if loc_suitable_for_walking(sim, a) &&
-        loc_suitable_for_walking(sim, a + dir)
-    {
+    if loc_suitable_for_walking(sim, a) && loc_suitable_for_walking(sim, a + dir) {
         let a_alt = sim.get(a)?.alt;
         let b_alt = sim.get(a + dir)?.alt;
         Some((b_alt - a_alt).abs() / 2.5)
@@ -441,18 +491,22 @@ fn loc_suitable_for_walking(sim: &WorldSim, loc: Vec2<i32>) -> bool {
     }
 }
 
-/// Return true if a site could be constructed between a location and a chunk next to it is permitted (TODO: by whom?)
+/// Return true if a site could be constructed between a location and a chunk
+/// next to it is permitted (TODO: by whom?)
 fn site_in_dir(sim: &WorldSim, a: Vec2<i32>, dir: Vec2<i32>) -> bool {
-    loc_suitable_for_site(sim, a) &&
-    loc_suitable_for_site(sim, a + dir)
+    loc_suitable_for_site(sim, a) && loc_suitable_for_site(sim, a + dir)
 }
 
-/// Return true if a position is suitable for site construction (TODO: criteria?)
+/// Return true if a position is suitable for site construction (TODO:
+/// criteria?)
 fn loc_suitable_for_site(sim: &WorldSim, loc: Vec2<i32>) -> bool {
     if let Some(chunk) = sim.get(loc) {
-        !chunk.river.is_ocean() &&
-        !chunk.river.is_lake() &&
-        sim.get_gradient_approx(loc).map(|grad| grad < 1.0).unwrap_or(false)
+        !chunk.river.is_ocean()
+            && !chunk.river.is_lake()
+            && sim
+                .get_gradient_approx(loc)
+                .map(|grad| grad < 1.0)
+                .unwrap_or(false)
     } else {
         false
     }
@@ -464,10 +518,15 @@ fn find_site_loc(ctx: &mut GenCtx<impl Rng>, near: Option<(Vec2<i32>, f32)>) ->
     let mut loc = None;
     for _ in 0..MAX_ATTEMPTS {
         let test_loc = loc.unwrap_or_else(|| match near {
-            Some((origin, dist)) => origin + (Vec2::new(
-                ctx.rng.gen_range(-1.0, 1.0),
-                ctx.rng.gen_range(-1.0, 1.0),
-            ).try_normalized().unwrap_or(Vec2::zero()) * ctx.rng.gen::<f32>() * dist).map(|e| e as i32),
+            Some((origin, dist)) => {
+                origin
+                    + (Vec2::new(ctx.rng.gen_range(-1.0, 1.0), ctx.rng.gen_range(-1.0, 1.0))
+                        .try_normalized()
+                        .unwrap_or(Vec2::zero())
+                        * ctx.rng.gen::<f32>()
+                        * dist)
+                        .map(|e| e as i32)
+            },
             None => Vec2::new(
                 ctx.rng.gen_range(0, ctx.sim.get_size().x as i32),
                 ctx.rng.gen_range(0, ctx.sim.get_size().y as i32),
@@ -478,9 +537,14 @@ fn find_site_loc(ctx: &mut GenCtx<impl Rng>, near: Option<(Vec2<i32>, f32)>) ->
             return Some(test_loc);
         }
 
-        loc = ctx.sim.get(test_loc).and_then(|c| Some(c.downhill?.map2(Vec2::from(TerrainChunkSize::RECT_SIZE), |e, sz: u32| {
-            e / (sz as i32)
-        })));
+        loc = ctx.sim.get(test_loc).and_then(|c| {
+            Some(
+                c.downhill?
+                    .map2(Vec2::from(TerrainChunkSize::RECT_SIZE), |e, sz: u32| {
+                        e / (sz as i32)
+                    }),
+            )
+        });
     }
     None
 }
@@ -508,23 +572,36 @@ pub struct NaturalResources {
 
 impl NaturalResources {
     fn include_chunk(&mut self, ctx: &mut GenCtx<impl Rng>, loc: Vec2<i32>) {
-        let chunk = if let Some(chunk) = ctx.sim.get(loc) { chunk } else { return };
+        let chunk = if let Some(chunk) = ctx.sim.get(loc) {
+            chunk
+        } else {
+            return;
+        };
 
         self.wood += chunk.tree_density;
         self.rock += chunk.rockiness;
         self.river += if chunk.river.is_river() { 5.0 } else { 0.0 };
-        self.farmland += if
-            chunk.humidity > 0.35 &&
-            chunk.temp > -0.3 && chunk.temp < 0.75 &&
-            chunk.chaos < 0.5 &&
-            ctx.sim.get_gradient_approx(loc).map(|grad| grad < 0.7).unwrap_or(false)
-        { 1.0 } else { 0.0 };
+        self.farmland += if chunk.humidity > 0.35
+            && chunk.temp > -0.3
+            && chunk.temp < 0.75
+            && chunk.chaos < 0.5
+            && ctx
+                .sim
+                .get_gradient_approx(loc)
+                .map(|grad| grad < 0.7)
+                .unwrap_or(false)
+        {
+            1.0
+        } else {
+            0.0
+        };
     }
 }
 
 pub struct Track {
-    /// Cost of using this track relative to other paths. This cost is an arbitrary unit and
-    /// doesn't make sense unless compared to other track costs.
+    /// Cost of using this track relative to other paths. This cost is an
+    /// arbitrary unit and doesn't make sense unless compared to other track
+    /// costs.
     cost: f32,
     path: Path<Vec2<i32>>,
 }
@@ -570,7 +647,14 @@ impl fmt::Display for Site {
         }
         writeln!(f, "Values")?;
         for stock in TRADE_STOCKS.iter() {
-            writeln!(f, "- {}: {}", stock, self.values[*stock].map(|x| x.to_string()).unwrap_or_else(|| "N/A".to_string()))?;
+            writeln!(
+                f,
+                "- {}: {}",
+                stock,
+                self.values[*stock]
+                    .map(|x| x.to_string())
+                    .unwrap_or_else(|| "N/A".to_string())
+            )?;
         }
         writeln!(f, "Laborers")?;
         for (labor, n) in self.labors.iter() {
@@ -619,8 +703,8 @@ impl Site {
             (Some(HUNTER), vec![(GAME, 4.0)]),
             (Some(FARMER), vec![(WHEAT, 4.0)]),
         ]
-            .into_iter()
-            .collect::<HashMap<_, Vec<(Stock, f32)>>>();
+        .into_iter()
+        .collect::<HashMap<_, Vec<(Stock, f32)>>>();
 
         // Per labourer, per year
         let production = Stocks::from_list(&[
@@ -634,7 +718,11 @@ impl Site {
 
         let mut demand = Stocks::from_default(0.0);
         for (labor, orders) in &orders {
-            let scale = if let Some(labor) = labor { self.labors[*labor] } else { 1.0 } * self.population;
+            let scale = if let Some(labor) = labor {
+                self.labors[*labor]
+            } else {
+                1.0
+            } * self.population;
             for (stock, amount) in orders {
                 demand[*stock] += *amount * scale;
             }
@@ -647,20 +735,27 @@ impl Site {
 
         let last_exports = &self.last_exports;
         let stocks = &self.stocks;
-        self.surplus = demand.clone().map(|stock, tgt| {
-            supply[stock] + stocks[stock] - demand[stock] - last_exports[stock]
-        });
+        self.surplus = demand
+            .clone()
+            .map(|stock, tgt| supply[stock] + stocks[stock] - demand[stock] - last_exports[stock]);
 
         // Update values according to the surplus of each stock
         let values = &mut self.values;
         self.surplus.iter().for_each(|(stock, surplus)| {
             let val = 3.5f32.powf(1.0 - *surplus / demand[stock]);
-            values[stock] = if val > 0.001 && val < 1000.0 { Some(val) } else { None };
+            values[stock] = if val > 0.001 && val < 1000.0 {
+                Some(val)
+            } else {
+                None
+            };
         });
 
         // Update export targets based on relative values
-        let value_avg =
-            values.iter().map(|(_, v)| (*v).unwrap_or(0.0)).sum::<f32>().max(0.01)
+        let value_avg = values
+            .iter()
+            .map(|(_, v)| (*v).unwrap_or(0.0))
+            .sum::<f32>()
+            .max(0.01)
             / values.iter().filter(|(_, v)| v.is_some()).count() as f32;
         let export_targets = &mut self.export_targets;
         let last_exports = &self.last_exports;
@@ -668,7 +763,7 @@ impl Site {
         self.values.iter().for_each(|(stock, value)| {
             let rvalue = (*value).map(|v| v - value_avg).unwrap_or(0.0);
             //let factor = if export_targets[stock] > 0.0 { 1.0 / rvalue } else { rvalue };
-            export_targets[stock] = last_exports[stock] - rvalue * 0.1;// + (trade_states[stock].sell_belief.price - trade_states[stock].buy_belief.price) * 0.025;
+            export_targets[stock] = last_exports[stock] - rvalue * 0.1; // + (trade_states[stock].sell_belief.price - trade_states[stock].buy_belief.price) * 0.025;
         });
 
         let population = self.population;
@@ -680,17 +775,24 @@ impl Site {
         let labor_ratio_sum = labor_ratios.iter().map(|(_, r)| *r).sum::<f32>().max(0.01);
         production.iter().for_each(|(labor, _)| {
             let smooth = 0.8;
-            self.labors[labor] = smooth * self.labors[labor] + (1.0 - smooth) * (labor_ratios[labor].max(labor_ratio_sum / 1000.0) / labor_ratio_sum);
+            self.labors[labor] = smooth * self.labors[labor]
+                + (1.0 - smooth)
+                    * (labor_ratios[labor].max(labor_ratio_sum / 1000.0) / labor_ratio_sum);
         });
 
         // Production
         let stocks_before = self.stocks.clone();
         for (labor, orders) in orders.iter() {
-            let scale = if let Some(labor) = labor { self.labors[*labor] } else { 1.0 } * population;
+            let scale = if let Some(labor) = labor {
+                self.labors[*labor]
+            } else {
+                1.0
+            } * population;
 
-            // For each order, we try to find the minimum satisfaction rate - this limits how much
-            // we can produce! For example, if we need 0.25 fish and 0.75 oats to make 1 unit of
-            // food, but only 0.5 units of oats are available then we only need to consume 2/3rds
+            // For each order, we try to find the minimum satisfaction rate - this limits
+            // how much we can produce! For example, if we need 0.25 fish and
+            // 0.75 oats to make 1 unit of food, but only 0.5 units of oats are
+            // available then we only need to consume 2/3rds
             // of other ingredients and leave the rest in stock
             // In effect, this is the productivity
             let productivity = orders
@@ -703,7 +805,9 @@ impl Site {
                     satisfaction
                 })
                 .min_by(|a, b| a.partial_cmp(b).unwrap())
-                .unwrap_or_else(|| panic!("Industry {:?} requires at least one input order", labor));
+                .unwrap_or_else(|| {
+                    panic!("Industry {:?} requires at least one input order", labor)
+                });
 
             for (stock, amount) in orders {
                 // What quantity is this order requesting?
@@ -733,7 +837,11 @@ impl Site {
         // Births/deaths
         const NATURAL_BIRTH_RATE: f32 = 0.15;
         const DEATH_RATE: f32 = 0.05;
-        let birth_rate = if self.surplus[FOOD] > 0.0 { NATURAL_BIRTH_RATE } else { 0.0 };
+        let birth_rate = if self.surplus[FOOD] > 0.0 {
+            NATURAL_BIRTH_RATE
+        } else {
+            0.0
+        };
         self.population += years * self.population * (birth_rate - DEATH_RATE);
     }
 }
@@ -757,13 +865,7 @@ const LOGS: Stock = "logs";
 const WOOD: Stock = "wood";
 const ROCK: Stock = "rock";
 const STONE: Stock = "stone";
-const TRADE_STOCKS: [Stock; 5] = [
-    FLOUR,
-    MEAT,
-    FOOD,
-    WOOD,
-    STONE,
-];
+const TRADE_STOCKS: [Stock; 5] = [FLOUR, MEAT, FOOD, WOOD, STONE];
 
 #[derive(Debug, Clone)]
 struct TradeState {
@@ -795,8 +897,10 @@ pub struct MapVec<K, T> {
 }
 
 impl<K: Copy + Eq + Hash, T: Default + Clone> MapVec<K, T> {
-    pub fn from_list<'a>(i: impl IntoIterator<Item=&'a (K, T)>) -> Self
-        where K: 'a, T: 'a
+    pub fn from_list<'a>(i: impl IntoIterator<Item = &'a (K, T)>) -> Self
+    where
+        K: 'a,
+        T: 'a,
     {
         Self {
             entries: i.into_iter().cloned().collect(),
@@ -813,39 +917,37 @@ impl<K: Copy + Eq + Hash, T: Default + Clone> MapVec<K, T> {
 
     pub fn get_mut(&mut self, entry: K) -> &mut T {
         let default = &self.default;
-        self
-            .entries
-            .entry(entry)
-            .or_insert_with(|| default.clone())
+        self.entries.entry(entry).or_insert_with(|| default.clone())
     }
 
-    pub fn get(&self, entry: K) -> &T {
-        self.entries.get(&entry).unwrap_or(&self.default)
-    }
+    pub fn get(&self, entry: K) -> &T { self.entries.get(&entry).unwrap_or(&self.default) }
 
     pub fn map<U: Default>(mut self, mut f: impl FnMut(K, T) -> U) -> MapVec<K, U> {
         MapVec {
-            entries: self.entries.into_iter().map(|(s, v)| (s.clone(), f(s, v))).collect(),
+            entries: self
+                .entries
+                .into_iter()
+                .map(|(s, v)| (s.clone(), f(s, v)))
+                .collect(),
             default: U::default(),
         }
     }
 
-    pub fn iter(&self) -> impl Iterator<Item=(K, &T)> + '_ {
+    pub fn iter(&self) -> impl Iterator<Item = (K, &T)> + '_ {
         self.entries.iter().map(|(s, v)| (*s, v))
     }
 
-    pub fn iter_mut(&mut self) -> impl Iterator<Item=(K, &mut T)> + '_ {
+    pub fn iter_mut(&mut self) -> impl Iterator<Item = (K, &mut T)> + '_ {
         self.entries.iter_mut().map(|(s, v)| (*s, v))
     }
 }
 
 impl<K: Copy + Eq + Hash, T: Default + Clone> std::ops::Index<K> for MapVec<K, T> {
     type Output = T;
+
     fn index(&self, entry: K) -> &Self::Output { self.get(entry) }
 }
 
 impl<K: Copy + Eq + Hash, T: Default + Clone> std::ops::IndexMut<K> for MapVec<K, T> {
     fn index_mut(&mut self, entry: K) -> &mut Self::Output { self.get_mut(entry) }
 }
-
-

world/src/column/mod.rs

@@ -1,10 +1,7 @@
 use crate::{
     all::ForestKind,
     block::StructureMeta,
-    sim::{
-        local_cells, uniform_idx_as_vec2, vec2_as_uniform_idx, RiverKind, SimChunk,
-        WorldSim,
-    },
+    sim::{local_cells, uniform_idx_as_vec2, vec2_as_uniform_idx, RiverKind, SimChunk, WorldSim},
     util::{RandomPerm, Sampler, UnitChooser},
     CONFIG,
 };
@@ -598,239 +595,270 @@ impl<'a> Sampler<'a> for ColumnGen<'a> {
             river_chunk,
             max_border_river,
             max_border_river_dist,
-        )) = max_river
+        )) =
+            max_river
         {
             // This is flowing into a lake, or a lake, or is at least a non-ocean tile.
             //
             // If we are <= water_alt, we are in the lake; otherwise, we are flowing into
             // it.
-            let (in_water, water_dist, new_alt, new_water_alt, riverless_alt, warp_factor) = max_border_river
-                .river_kind
-                .and_then(|river_kind| {
-                    if let RiverKind::River { cross_section } = river_kind {
-                        if max_border_river_dist.map(|(_, dist, _, _)| dist) != Some(Vec2::zero()) {
-                            return None;
+            let (in_water, water_dist, new_alt, new_water_alt, riverless_alt, warp_factor) =
+                max_border_river
+                    .river_kind
+                    .and_then(|river_kind| {
+                        if let RiverKind::River { cross_section } = river_kind {
+                            if max_border_river_dist.map(|(_, dist, _, _)| dist)
+                                != Some(Vec2::zero())
+                            {
+                                return None;
+                            }
+                            let (
+                                _,
+                                _,
+                                river_width,
+                                (river_t, (river_pos, _), downhill_river_chunk),
+                            ) = max_border_river_dist.unwrap();
+                            let river_alt = Lerp::lerp(
+                                river_chunk.alt.max(river_chunk.water_alt),
+                                downhill_river_chunk.alt.max(downhill_river_chunk.water_alt),
+                                river_t as f32,
+                            );
+                            let new_alt = river_alt - river_gouge;
+                            let river_dist = wposf.distance(river_pos);
+                            let river_height_factor = river_dist / (river_width * 0.5);
+
+                            let valley_alt = Lerp::lerp(
+                                new_alt - cross_section.y.max(1.0),
+                                new_alt - 1.0,
+                                (river_height_factor * river_height_factor) as f32,
+                            );
+
+                            Some((
+                                true,
+                                Some((river_dist - river_width * 0.5) as f32),
+                                valley_alt,
+                                new_alt,
+                                river_alt,
+                                0.0,
+                            ))
+                        } else {
+                            None
                         }
-                        let (_, _, river_width, (river_t, (river_pos, _), downhill_river_chunk)) =
-                            max_border_river_dist.unwrap();
-                        let river_alt = Lerp::lerp(
-                            river_chunk.alt.max(river_chunk.water_alt),
-                            downhill_river_chunk.alt.max(downhill_river_chunk.water_alt),
-                            river_t as f32,
-                        );
-                        let new_alt = river_alt - river_gouge;
-                        let river_dist = wposf.distance(river_pos);
-                        let river_height_factor = river_dist / (river_width * 0.5);
-
-                        let valley_alt = Lerp::lerp(
-                            new_alt - cross_section.y.max(1.0),
-                            new_alt - 1.0,
-                            (river_height_factor * river_height_factor) as f32,
-                        );
-
-                        Some((
-                            true,
-                            Some((river_dist - river_width * 0.5) as f32),
-                            valley_alt,
-                            new_alt,
-                            river_alt,
-                            0.0,
-                        ))
-                    } else {
-                        None
-                    }
-                })
-                .unwrap_or_else(|| {
-                    max_border_river
-                        .river_kind
-                        .and_then(|river_kind| {
-                            match river_kind {
-                                RiverKind::Ocean => {
-                                    let (
-                                        _,
-                                        dist,
-                                        river_width,
-                                        (river_t, (river_pos, _), downhill_river_chunk),
-                                    ) = if let Some(dist) = max_border_river_dist {
-                                        dist
-                                    } else {
-                                        log::error!(
-                                            "Ocean: {:?} Here: {:?}, Ocean: {:?}",
-                                            max_border_river,
-                                            chunk_pos,
-                                            max_border_river_pos
-                                        );
-                                        panic!(
-                                            "Oceans should definitely have a downhill! ...Right?"
-                                        );
-                                    };
-                                    let lake_water_alt = Lerp::lerp(
-                                        river_chunk.alt.max(river_chunk.water_alt),
-                                        downhill_river_chunk
-                                            .alt
-                                            .max(downhill_river_chunk.water_alt),
-                                        river_t as f32,
-                                    );
-
-                                    if dist == Vec2::zero() {
-                                        let river_dist = wposf.distance(river_pos);
-                                        let _river_height_factor = river_dist / (river_width * 0.5);
-                                        return Some((
-                                            true,
-                                            Some((river_dist - river_width * 0.5) as f32),
-                                            alt_for_river.min(lake_water_alt - 1.0 - river_gouge),
-                                            lake_water_alt - river_gouge,
-                                            alt_for_river.max(lake_water_alt),
-                                            0.0,
-                                        ));
-                                    }
-
-                                    Some((
-                                        river_scale_factor <= 1.0,
-                                        Some((wposf.distance(river_pos) - river_width * 0.5) as f32),
-                                        alt_for_river,
-                                        downhill_water_alt,
-                                        alt_for_river,
-                                        river_scale_factor as f32,
-                                    ))
-                                },
-                                RiverKind::Lake { .. } => {
-                                    let lake_dist = (max_border_river_pos.map(|e| e as f64)
-                                        * neighbor_coef)
-                                        .distance(wposf);
-                                    let downhill_river_chunk = max_border_river_pos;
-                                    let lake_id_dist = downhill_river_chunk - chunk_pos;
-                                    let in_bounds = lake_id_dist.x >= -1
-                                        && lake_id_dist.y >= -1
-                                        && lake_id_dist.x <= 1
-                                        && lake_id_dist.y <= 1;
-                                    let in_bounds =
-                                        in_bounds && (lake_id_dist.x >= 0 && lake_id_dist.y >= 0);
-                                    let (_, dist, _, (river_t, _, downhill_river_chunk)) =
-                                        if let Some(dist) = max_border_river_dist {
+                    })
+                    .unwrap_or_else(|| {
+                        max_border_river
+                            .river_kind
+                            .and_then(|river_kind| {
+                                match river_kind {
+                                    RiverKind::Ocean => {
+                                        let (
+                                            _,
+                                            dist,
+                                            river_width,
+                                            (river_t, (river_pos, _), downhill_river_chunk),
+                                        ) = if let Some(dist) = max_border_river_dist {
                                             dist
                                         } else {
-                                            if lake_dist
-                                                <= TerrainChunkSize::RECT_SIZE.x as f64 * 1.0
-                                                || in_bounds
-                                            {
-                                                let gouge_factor = 0.0;
-                                                return Some((
-                                                    in_bounds
-                                                        || downhill_water_alt
+                                            log::error!(
+                                                "Ocean: {:?} Here: {:?}, Ocean: {:?}",
+                                                max_border_river,
+                                                chunk_pos,
+                                                max_border_river_pos
+                                            );
+                                            panic!(
+                                                "Oceans should definitely have a downhill! \
+                                                 ...Right?"
+                                            );
+                                        };
+                                        let lake_water_alt = Lerp::lerp(
+                                            river_chunk.alt.max(river_chunk.water_alt),
+                                            downhill_river_chunk
+                                                .alt
+                                                .max(downhill_river_chunk.water_alt),
+                                            river_t as f32,
+                                        );
+
+                                        if dist == Vec2::zero() {
+                                            let river_dist = wposf.distance(river_pos);
+                                            let _river_height_factor =
+                                                river_dist / (river_width * 0.5);
+                                            return Some((
+                                                true,
+                                                Some((river_dist - river_width * 0.5) as f32),
+                                                alt_for_river
+                                                    .min(lake_water_alt - 1.0 - river_gouge),
+                                                lake_water_alt - river_gouge,
+                                                alt_for_river.max(lake_water_alt),
+                                                0.0,
+                                            ));
+                                        }
+
+                                        Some((
+                                            river_scale_factor <= 1.0,
+                                            Some(
+                                                (wposf.distance(river_pos) - river_width * 0.5)
+                                                    as f32,
+                                            ),
+                                            alt_for_river,
+                                            downhill_water_alt,
+                                            alt_for_river,
+                                            river_scale_factor as f32,
+                                        ))
+                                    },
+                                    RiverKind::Lake { .. } => {
+                                        let lake_dist = (max_border_river_pos.map(|e| e as f64)
+                                            * neighbor_coef)
+                                            .distance(wposf);
+                                        let downhill_river_chunk = max_border_river_pos;
+                                        let lake_id_dist = downhill_river_chunk - chunk_pos;
+                                        let in_bounds = lake_id_dist.x >= -1
+                                            && lake_id_dist.y >= -1
+                                            && lake_id_dist.x <= 1
+                                            && lake_id_dist.y <= 1;
+                                        let in_bounds = in_bounds
+                                            && (lake_id_dist.x >= 0 && lake_id_dist.y >= 0);
+                                        let (_, dist, _, (river_t, _, downhill_river_chunk)) =
+                                            if let Some(dist) = max_border_river_dist {
+                                                dist
+                                            } else {
+                                                if lake_dist
+                                                    <= TerrainChunkSize::RECT_SIZE.x as f64 * 1.0
+                                                    || in_bounds
+                                                {
+                                                    let gouge_factor = 0.0;
+                                                    return Some((
+                                                        in_bounds
+                                                            || downhill_water_alt
+                                                                .max(river_chunk.water_alt)
+                                                                > alt_for_river,
+                                                        Some(lake_dist as f32),
+                                                        alt_for_river,
+                                                        (downhill_water_alt
                                                             .max(river_chunk.water_alt)
-                                                            > alt_for_river,
+                                                            - river_gouge),
+                                                        alt_for_river,
+                                                        river_scale_factor as f32
+                                                            * (1.0 - gouge_factor),
+                                                    ));
+                                                } else {
+                                                    return Some((
+                                                        false,
+                                                        Some(lake_dist as f32),
+                                                        alt_for_river,
+                                                        downhill_water_alt,
+                                                        alt_for_river,
+                                                        river_scale_factor as f32,
+                                                    ));
+                                                }
+                                            };
+
+                                        let lake_dist = dist.y;
+                                        let lake_water_alt = Lerp::lerp(
+                                            river_chunk.alt.max(river_chunk.water_alt),
+                                            downhill_river_chunk
+                                                .alt
+                                                .max(downhill_river_chunk.water_alt),
+                                            river_t as f32,
+                                        );
+                                        if dist == Vec2::zero() {
+                                            return Some((
+                                                true,
+                                                Some(lake_dist as f32),
+                                                alt_for_river
+                                                    .min(lake_water_alt - 1.0 - river_gouge),
+                                                lake_water_alt - river_gouge,
+                                                alt_for_river.max(lake_water_alt),
+                                                0.0,
+                                            ));
+                                        }
+                                        if lake_dist <= TerrainChunkSize::RECT_SIZE.x as f64 * 1.0
+                                            || in_bounds
+                                        {
+                                            let gouge_factor = if in_bounds && lake_dist <= 1.0 {
+                                                1.0
+                                            } else {
+                                                0.0
+                                            };
+                                            let in_bounds_ = lake_dist
+                                                <= TerrainChunkSize::RECT_SIZE.x as f64 * 0.5;
+                                            if gouge_factor == 1.0 {
+                                                return Some((
+                                                    true,
                                                     Some(lake_dist as f32),
+                                                    alt.min(lake_water_alt - 1.0 - river_gouge),
+                                                    downhill_water_alt.max(lake_water_alt)
+                                                        - river_gouge,
+                                                    alt.max(lake_water_alt),
+                                                    0.0,
+                                                ));
+                                            } else {
+                                                return Some((
+                                                    true,
+                                                    None,
                                                     alt_for_river,
-                                                    (downhill_water_alt.max(river_chunk.water_alt)
-                                                        - river_gouge),
+                                                    if in_bounds_ {
+                                                        downhill_water_alt.max(lake_water_alt)
+                                                    } else {
+                                                        downhill_water_alt
+                                                    } - river_gouge,
                                                     alt_for_river,
                                                     river_scale_factor as f32
                                                         * (1.0 - gouge_factor),
                                                 ));
-                                            } else {
-                                                return Some((
-                                                    false,
-                                                    Some(lake_dist as f32),
-                                                    alt_for_river,
-                                                    downhill_water_alt,
-                                                    alt_for_river,
-                                                    river_scale_factor as f32,
-                                                ));
                                             }
-                                        };
-
-                                    let lake_dist = dist.y;
-                                    let lake_water_alt = Lerp::lerp(
-                                        river_chunk.alt.max(river_chunk.water_alt),
-                                        downhill_river_chunk
-                                            .alt
-                                            .max(downhill_river_chunk.water_alt),
-                                        river_t as f32,
-                                    );
-                                    if dist == Vec2::zero() {
-                                        return Some((
-                                            true,
-                                            Some(lake_dist as f32),
-                                            alt_for_river.min(lake_water_alt - 1.0 - river_gouge),
-                                            lake_water_alt - river_gouge,
-                                            alt_for_river.max(lake_water_alt),
-                                            0.0,
-                                        ));
-                                    }
-                                    if lake_dist <= TerrainChunkSize::RECT_SIZE.x as f64 * 1.0
-                                        || in_bounds
-                                    {
-                                        let gouge_factor = if in_bounds && lake_dist <= 1.0 {
-                                            1.0
-                                        } else {
-                                            0.0
-                                        };
-                                        let in_bounds_ =
-                                            lake_dist <= TerrainChunkSize::RECT_SIZE.x as f64 * 0.5;
-                                        if gouge_factor == 1.0 {
-                                            return Some((
-                                                true,
-                                                Some(lake_dist as f32),
-                                                alt.min(lake_water_alt - 1.0 - river_gouge),
-                                                downhill_water_alt.max(lake_water_alt)
-                                                    - river_gouge,
-                                                alt.max(lake_water_alt),
-                                                0.0,
-                                            ));
-                                        } else {
-                                            return Some((
-                                                true,
-                                                None,
-                                                alt_for_river,
-                                                if in_bounds_ {
-                                                    downhill_water_alt.max(lake_water_alt)
-                                                } else {
-                                                    downhill_water_alt
-                                                } - river_gouge,
-                                                alt_for_river,
-                                                river_scale_factor as f32 * (1.0 - gouge_factor),
-                                            ));
                                         }
-                                    }
-                                    Some((
-                                        river_scale_factor <= 1.0,
-                                        Some(lake_dist as f32),
-                                        alt_for_river,
-                                        downhill_water_alt,
-                                        alt_for_river,
-                                        river_scale_factor as f32,
-                                    ))
-                                },
-                                RiverKind::River { .. } => {
-                                    let (_, _, river_width, (_, (river_pos, _), _)) =
-                                        max_border_river_dist.unwrap();
-                                    let river_dist = wposf.distance(river_pos);
+                                        Some((
+                                            river_scale_factor <= 1.0,
+                                            Some(lake_dist as f32),
+                                            alt_for_river,
+                                            downhill_water_alt,
+                                            alt_for_river,
+                                            river_scale_factor as f32,
+                                        ))
+                                    },
+                                    RiverKind::River { .. } => {
+                                        let (_, _, river_width, (_, (river_pos, _), _)) =
+                                            max_border_river_dist.unwrap();
+                                        let river_dist = wposf.distance(river_pos);
 
-                                    // FIXME: Make water altitude accurate.
-                                    Some((
-                                        river_scale_factor <= 1.0,
-                                        Some((river_dist - river_width * 0.5) as f32),
-                                        alt_for_river,
-                                        downhill_water_alt,
-                                        alt_for_river,
-                                        river_scale_factor as f32,
-                                    ))
-                                },
-                            }
-                        })
-                        .unwrap_or((
-                            false,
-                            None,
-                            alt_for_river,
-                            downhill_water_alt,
-                            alt_for_river,
-                            river_scale_factor as f32,
-                        ))
-                });
-            (in_water, water_dist, new_alt, new_water_alt, riverless_alt, warp_factor)
+                                        // FIXME: Make water altitude accurate.
+                                        Some((
+                                            river_scale_factor <= 1.0,
+                                            Some((river_dist - river_width * 0.5) as f32),
+                                            alt_for_river,
+                                            downhill_water_alt,
+                                            alt_for_river,
+                                            river_scale_factor as f32,
+                                        ))
+                                    },
+                                }
+                            })
+                            .unwrap_or((
+                                false,
+                                None,
+                                alt_for_river,
+                                downhill_water_alt,
+                                alt_for_river,
+                                river_scale_factor as f32,
+                            ))
+                    });
+            (
+                in_water,
+                water_dist,
+                new_alt,
+                new_water_alt,
+                riverless_alt,
+                warp_factor,
+            )
         } else {
-            (false, None, alt_for_river, downhill_water_alt, alt_for_river, 1.0)
+            (
+                false,
+                None,
+                alt_for_river,
+                downhill_water_alt,
+                alt_for_river,
+                1.0,
+            )
         };
         let warp_factor = warp_factor * chunk_warp_factor;
         // NOTE: To disable warp, uncomment this line.
@@ -1106,8 +1134,13 @@ impl<'a> Sampler<'a> for ColumnGen<'a> {
             ),
             sub_surface_color,
             // No growing directly on bedrock.
-            // And, no growing on sites that don't want them TODO: More precise than this when we apply trees as a post-processing layer
-            tree_density: if sim_chunk.sites.iter().all(|site| site.spawn_rules(wpos).trees) {
+            // And, no growing on sites that don't want them TODO: More precise than this when we
+            // apply trees as a post-processing layer
+            tree_density: if sim_chunk
+                .sites
+                .iter()
+                .all(|site| site.spawn_rules(wpos).trees)
+            {
                 Lerp::lerp(0.0, tree_density, alt.sub(2.0).sub(basement).mul(0.5))
             } else {
                 0.0

world/src/lib.rs

@@ -4,12 +4,12 @@
 
 mod all;
 mod block;
+pub mod civ;
 mod column;
 pub mod config;
 pub mod sim;
 pub mod site;
 pub mod util;
-pub mod civ;
 
 // Reexports
 pub use crate::config::CONFIG;
@@ -72,17 +72,20 @@ impl World {
 
         let chunk_wpos2d = Vec2::from(chunk_pos) * TerrainChunkSize::RECT_SIZE.map(|e| e as i32);
         let grid_border = 4;
-        let zcache_grid =
-            Grid::populate_from(TerrainChunkSize::RECT_SIZE.map(|e| e as i32) + grid_border * 2, |offs| {
-                sampler.get_z_cache(chunk_wpos2d - grid_border + offs)
-            });
+        let zcache_grid = Grid::populate_from(
+            TerrainChunkSize::RECT_SIZE.map(|e| e as i32) + grid_border * 2,
+            |offs| sampler.get_z_cache(chunk_wpos2d - grid_border + offs),
+        );
 
         let air = Block::empty();
-        let stone = Block::new(BlockKind::Dense, zcache_grid
-            .get(grid_border + TerrainChunkSize::RECT_SIZE.map(|e| e as i32) / 2)
-            .and_then(|zcache| zcache.as_ref())
-            .map(|zcache| zcache.sample.stone_col)
-            .unwrap_or(Rgb::new(125, 120, 130)));
+        let stone = Block::new(
+            BlockKind::Dense,
+            zcache_grid
+                .get(grid_border + TerrainChunkSize::RECT_SIZE.map(|e| e as i32) / 2)
+                .and_then(|zcache| zcache.as_ref())
+                .map(|zcache| zcache.sample.stone_col)
+                .unwrap_or(Rgb::new(125, 120, 130)),
+        );
         let water = Block::new(BlockKind::Water, Rgb::new(60, 90, 190));
 
         let _chunk_size2d = TerrainChunkSize::RECT_SIZE;

world/src/sim/erosion.rs

@@ -218,9 +218,7 @@ impl RiverData {
 
     pub fn near_river(&self) -> bool { self.is_river() || self.neighbor_rivers.len() > 0 }
 
-    pub fn near_water(&self) -> bool {
-        self.near_river() || self.is_lake() || self.is_ocean()
-    }
+    pub fn near_water(&self) -> bool { self.near_river() || self.is_lake() || self.is_ocean() }
 }
 
 /// Draw rivers and assign them heights, widths, and velocities.  Take some

world/src/sim/mod.rs

@@ -24,17 +24,17 @@ pub use self::{
 use crate::{
     all::ForestKind,
     block::BlockGen,
+    civ::Place,
     column::ColumnGen,
     site::{Settlement, Site},
-    civ::Place,
     util::{seed_expan, FastNoise, RandomField, Sampler, StructureGen2d},
     CONFIG,
 };
 use common::{
     assets,
+    store::Id,
     terrain::{BiomeKind, TerrainChunkSize},
     vol::RectVolSize,
-    store::Id,
 };
 use hashbrown::HashMap;
 use noise::{
@@ -1305,9 +1305,7 @@ impl WorldSim {
         this
     }
 
-    pub fn get_size(&self) -> Vec2<u32> {
-        WORLD_SIZE.map(|e| e as u32)
-    }
+    pub fn get_size(&self) -> Vec2<u32> { WORLD_SIZE.map(|e| e as u32) }
 
     /// Draw a map of the world based on chunk information.  Returns a buffer of
     /// u32s.
@@ -1558,9 +1556,11 @@ impl WorldSim {
     pub fn get_gradient_approx(&self, chunk_pos: Vec2<i32>) -> Option<f32> {
         let a = self.get(chunk_pos)?;
         if let Some(downhill) = a.downhill {
-            let b = self.get(downhill.map2(Vec2::from(TerrainChunkSize::RECT_SIZE), |e, sz: u32| {
-                e / (sz as i32)
-            }))?;
+            let b = self.get(
+                downhill.map2(Vec2::from(TerrainChunkSize::RECT_SIZE), |e, sz: u32| {
+                    e / (sz as i32)
+                }),
+            )?;
             Some((a.alt - b.alt).abs() / TerrainChunkSize::RECT_SIZE.x as f32)
         } else {
             Some(0.0)
@@ -1868,7 +1868,8 @@ impl SimChunk {
             )
         };
 
-        //let cliff = gen_ctx.cliff_nz.get((wposf.div(2048.0)).into_array()) as f32 + chaos * 0.2;
+        //let cliff = gen_ctx.cliff_nz.get((wposf.div(2048.0)).into_array()) as f32 +
+        // chaos * 0.2;
         let cliff = 0.0; // Disable cliffs
 
         // Logistic regression.  Make sure x ∈ (0, 1).
@@ -2033,7 +2034,9 @@ impl SimChunk {
         }
     }
 
-    pub fn is_underwater(&self) -> bool { self.water_alt > self.alt || self.river.river_kind.is_some() }
+    pub fn is_underwater(&self) -> bool {
+        self.water_alt > self.alt || self.river.river_kind.is_some()
+    }
 
     pub fn get_base_z(&self) -> f32 { self.alt - self.chaos * 50.0 - 16.0 }
 

world/src/site/dungeon/mod.rs

@@ -1,19 +1,19 @@
+use super::SpawnRules;
 use crate::{
     column::ColumnSample,
     sim::{SimChunk, WorldSim},
-    util::{attempt, Grid, RandomField, Sampler, StructureGen2d},
     site::BlockMask,
+    util::{attempt, Grid, RandomField, Sampler, StructureGen2d},
 };
-use super::SpawnRules;
 use common::{
     astar::Astar,
+    comp::Alignment,
+    generation::{ChunkSupplement, EntityInfo, EntityKind},
     path::Path,
     spiral::Spiral2d,
-    terrain::{Block, BlockKind, TerrainChunkSize},
-    vol::{BaseVol, RectSizedVol, RectVolSize, ReadVol, WriteVol, Vox},
     store::{Id, Store},
-    generation::{ChunkSupplement, EntityInfo},
-    comp::{Alignment},
+    terrain::{Block, BlockKind, TerrainChunkSize},
+    vol::{BaseVol, ReadVol, RectSizedVol, RectVolSize, Vox, WriteVol},
 };
 use hashbrown::{HashMap, HashSet};
 use rand::prelude::*;
@@ -22,16 +22,13 @@ use vek::*;
 
 impl WorldSim {
     fn can_host_dungeon(&self, pos: Vec2<i32>) -> bool {
-        self
-            .get(pos)
-            .map(|chunk| {
-                !chunk.near_cliffs && !chunk.river.is_river() && !chunk.river.is_lake()
-            })
-            .unwrap_or(false)
-        && self
-            .get_gradient_approx(pos)
-            .map(|grad| grad > 0.25 && grad < 1.5)
+        self.get(pos)
+            .map(|chunk| !chunk.near_cliffs && !chunk.river.is_river() && !chunk.river.is_lake())
             .unwrap_or(false)
+            && self
+                .get_gradient_approx(pos)
+                .map(|grad| grad > 0.25 && grad < 1.5)
+                .unwrap_or(false)
     }
 }
 
@@ -52,7 +49,11 @@ impl Dungeon {
         let mut ctx = GenCtx { sim, rng };
         let mut this = Self {
             origin: wpos,
-            alt: ctx.sim.and_then(|sim| sim.get_alt_approx(wpos)).unwrap_or(0.0) as i32 + 6,
+            alt: ctx
+                .sim
+                .and_then(|sim| sim.get_alt_approx(wpos))
+                .unwrap_or(0.0) as i32
+                + 6,
             noise: RandomField::new(ctx.rng.gen()),
             floors: (0..6)
                 .scan(Vec2::zero(), |stair_tile, level| {
@@ -196,23 +197,25 @@ pub struct Floor {
 const FLOOR_SIZE: Vec2<i32> = Vec2::new(18, 18);
 
 impl Floor {
-    pub fn generate(ctx: &mut GenCtx<impl Rng>, stair_tile: Vec2<i32>, level: i32) -> (Self, Vec2<i32>) {
-        let new_stair_tile = std::iter::from_fn(|| Some(FLOOR_SIZE.map(|sz| ctx.rng.gen_range(-sz / 2 + 1, sz / 2))))
-            .filter(|pos| *pos != stair_tile)
-            .take(8)
-            .max_by_key(|pos| (*pos - stair_tile).map(|e| e.abs()).sum())
-            .unwrap();
+    pub fn generate(
+        ctx: &mut GenCtx<impl Rng>,
+        stair_tile: Vec2<i32>,
+        level: i32,
+    ) -> (Self, Vec2<i32>) {
+        let new_stair_tile = std::iter::from_fn(|| {
+            Some(FLOOR_SIZE.map(|sz| ctx.rng.gen_range(-sz / 2 + 1, sz / 2)))
+        })
+        .filter(|pos| *pos != stair_tile)
+        .take(8)
+        .max_by_key(|pos| (*pos - stair_tile).map(|e| e.abs()).sum())
+        .unwrap();
 
         let tile_offset = -FLOOR_SIZE / 2;
         let mut this = Floor {
             tile_offset,
             tiles: Grid::new(FLOOR_SIZE, Tile::Solid),
             rooms: Store::default(),
-            solid_depth: if level == 0 {
-                80
-            } else {
-                13 * 2
-            },
+            solid_depth: if level == 0 { 80 } else { 13 * 2 },
             hollow_depth: 13,
             stair_tile: new_stair_tile - tile_offset,
         };
@@ -224,10 +227,16 @@ impl Floor {
                 this.create_route(ctx, a.center(), b.center(), true);
             }
         }
-        this.create_route(ctx, stair_tile - tile_offset, new_stair_tile - tile_offset, false);
+        this.create_route(
+            ctx,
+            stair_tile - tile_offset,
+            new_stair_tile - tile_offset,
+            false,
+        );
 
         this.tiles.set(stair_tile - tile_offset, Tile::UpStair);
-        this.tiles.set(new_stair_tile - tile_offset, Tile::DownStair);
+        this.tiles
+            .set(new_stair_tile - tile_offset, Tile::DownStair);
 
         (this, new_stair_tile)
     }
@@ -238,15 +247,16 @@ impl Floor {
         for _ in 0..n {
             let area = match attempt(30, || {
                 let sz = Vec2::<i32>::zero().map(|_| ctx.rng.gen_range(dim_limits.0, dim_limits.1));
-                let pos = FLOOR_SIZE.map2(sz, |floor_sz, room_sz| ctx.rng.gen_range(0, floor_sz + 1 - room_sz));
+                let pos = FLOOR_SIZE.map2(sz, |floor_sz, room_sz| {
+                    ctx.rng.gen_range(0, floor_sz + 1 - room_sz)
+                });
                 let area = Rect::from((pos, Extent2::from(sz)));
                 let area_border = Rect::from((pos - 1, Extent2::from(sz) + 2)); // The room, but with some personal space
 
                 // Ensure no overlap
-                if self.rooms
-                    .iter()
-                    .any(|r| r.area.collides_with_rect(area_border) || r.area.contains_point(self.stair_tile))
-                {
+                if self.rooms.iter().any(|r| {
+                    r.area.collides_with_rect(area_border) || r.area.contains_point(self.stair_tile)
+                }) {
                     return None;
                 }
 
@@ -265,18 +275,27 @@ impl Floor {
 
             for x in 0..area.extent().w {
                 for y in 0..area.extent().h {
-                    self.tiles.set(area.position() + Vec2::new(x, y), Tile::Room(room));
+                    self.tiles
+                        .set(area.position() + Vec2::new(x, y), Tile::Room(room));
                 }
             }
         }
     }
 
-    fn create_route(&mut self, ctx: &mut GenCtx<impl Rng>, a: Vec2<i32>, b: Vec2<i32>, optimise_longest: bool) {
+    fn create_route(
+        &mut self,
+        ctx: &mut GenCtx<impl Rng>,
+        a: Vec2<i32>,
+        b: Vec2<i32>,
+        optimise_longest: bool,
+    ) {
         let sim = &ctx.sim;
-        let heuristic = move |l: &Vec2<i32>| if optimise_longest {
-            (l.distance_squared(b) as f32).sqrt()
-        } else {
-            100.0 - (l.distance_squared(b) as f32).sqrt()
+        let heuristic = move |l: &Vec2<i32>| {
+            if optimise_longest {
+                (l.distance_squared(b) as f32).sqrt()
+            } else {
+                100.0 - (l.distance_squared(b) as f32).sqrt()
+            }
         };
         let neighbors = |l: &Vec2<i32>| {
             let l = *l;
@@ -294,7 +313,13 @@ impl Floor {
         let satisfied = |l: &Vec2<i32>| *l == b;
         let mut astar = Astar::new(20000, a, heuristic);
         let path = astar
-            .poll(FLOOR_SIZE.product() as usize + 1, heuristic, neighbors, transition, satisfied)
+            .poll(
+                FLOOR_SIZE.product() as usize + 1,
+                heuristic,
+                neighbors,
+                transition,
+                satisfied,
+            )
             .into_path()
             .expect("No route between locations - this shouldn't be able to happen");
 
@@ -305,11 +330,19 @@ impl Floor {
         }
     }
 
-    pub fn apply_supplement(&self, area: Aabr<i32>, origin: Vec3<i32>, supplement: &mut ChunkSupplement) {
-        let align = |e: i32| e.div_euclid(TILE_SIZE) + if e.rem_euclid(TILE_SIZE) > TILE_SIZE / 2 {
-            1
-        } else {
-            0
+    pub fn apply_supplement(
+        &self,
+        area: Aabr<i32>,
+        origin: Vec3<i32>,
+        supplement: &mut ChunkSupplement,
+    ) {
+        let align = |e: i32| {
+            e.div_euclid(TILE_SIZE)
+                + if e.rem_euclid(TILE_SIZE) > TILE_SIZE / 2 {
+                    1
+                } else {
+                    0
+                }
         };
         let aligned_area = Aabr {
             min: area.min.map(align) + self.tile_offset,
@@ -321,10 +354,16 @@ impl Floor {
                 let tile_pos = Vec2::new(x, y);
                 if let Some(Tile::Room(room)) = self.tiles.get(tile_pos) {
                     let room = &self.rooms[*room];
-                    if room.enemies && tile_pos.x % 4 == 0 && tile_pos.y % 4 == 0 { // Bad
-                        let entity = EntityInfo::at((origin + Vec3::from(self.tile_offset + tile_pos) * TILE_SIZE + TILE_SIZE / 2).map(|e| e as f32))
-                            .into_giant()
-                            .with_alignment(Alignment::Enemy);
+                    if room.enemies && tile_pos.x % 4 == 0 && tile_pos.y % 4 == 0 {
+                        // Bad
+                        let entity = EntityInfo::at(
+                            (origin
+                                + Vec3::from(self.tile_offset + tile_pos) * TILE_SIZE
+                                + TILE_SIZE / 2)
+                                .map(|e| e as f32),
+                        )
+                        .into_giant()
+                        .with_alignment(Alignment::Enemy);
                         supplement.add_entity(entity);
                     }
                 }
@@ -332,22 +371,26 @@ impl Floor {
         }
     }
 
-    pub fn total_depth(&self) -> i32 {
-        self.solid_depth + self.hollow_depth
-    }
+    pub fn total_depth(&self) -> i32 { self.solid_depth + self.hollow_depth }
 
     pub fn nearest_wall(&self, rpos: Vec2<i32>) -> Option<Vec2<i32>> {
         let tile_pos = rpos.map(|e| e.div_euclid(TILE_SIZE));
         let tile_center = tile_pos * TILE_SIZE + TILE_SIZE / 2;
 
-        DIRS
-            .iter()
+        DIRS.iter()
             .map(|dir| tile_pos + *dir)
-            .filter(|other_tile_pos| self.tiles.get(*other_tile_pos).filter(|tile| tile.is_passable()).is_none())
-            .map(|other_tile_pos| rpos.clamped(
-                other_tile_pos * TILE_SIZE,
-                (other_tile_pos + 1) * TILE_SIZE - 1,
-            ))
+            .filter(|other_tile_pos| {
+                self.tiles
+                    .get(*other_tile_pos)
+                    .filter(|tile| tile.is_passable())
+                    .is_none()
+            })
+            .map(|other_tile_pos| {
+                rpos.clamped(
+                    other_tile_pos * TILE_SIZE,
+                    (other_tile_pos + 1) * TILE_SIZE - 1,
+                )
+            })
             .min_by_key(|nearest| rpos.distance_squared(*nearest))
     }
 
@@ -365,7 +408,11 @@ impl Floor {
             if (pos.xy().magnitude_squared() as f32) < inner_radius.powf(2.0) {
                 stone
             } else if (pos.xy().magnitude_squared() as f32) < radius.powf(2.0) {
-                if ((pos.x as f32).atan2(pos.y as f32) / (f32::consts::PI * 2.0) * stretch + pos.z as f32).rem_euclid(stretch) < 1.5 {
+                if ((pos.x as f32).atan2(pos.y as f32) / (f32::consts::PI * 2.0) * stretch
+                    + pos.z as f32)
+                    .rem_euclid(stretch)
+                    < 1.5
+                {
                     stone
                 } else {
                     empty
@@ -376,38 +423,54 @@ impl Floor {
         };
 
         let wall_thickness = 3.0;
-        let dist_to_wall = self.nearest_wall(rpos).map(|nearest| (nearest.distance_squared(rpos) as f32).sqrt()).unwrap_or(TILE_SIZE as f32);
-        let tunnel_dist = 1.0 - (dist_to_wall.powf(2.0) - wall_thickness).max(0.0).sqrt() / TILE_SIZE as f32;
+        let dist_to_wall = self
+            .nearest_wall(rpos)
+            .map(|nearest| (nearest.distance_squared(rpos) as f32).sqrt())
+            .unwrap_or(TILE_SIZE as f32);
+        let tunnel_dist =
+            1.0 - (dist_to_wall.powf(2.0) - wall_thickness).max(0.0).sqrt() / TILE_SIZE as f32;
 
-        move |z| {
-            match self.tiles.get(tile_pos) {
-                Some(Tile::Solid) => BlockMask::nothing(),
-                Some(Tile::Tunnel) => {
-                    if (z as f32) < 8.0 - 8.0 * tunnel_dist.powf(4.0) {
-                        empty
-                    } else {
-                        BlockMask::nothing()
-                    }
-                },
-                Some(Tile::Room(_)) | Some(Tile::DownStair) if dist_to_wall < wall_thickness || z as f32 >= self.hollow_depth as f32 - 13.0 * tunnel_dist.powf(4.0) => BlockMask::nothing(),
-                Some(Tile::Room(room)) => {
-                    let room = &self.rooms[*room];
-                    if z == 0 && RandomField::new(room.seed).chance(Vec3::from(pos), room.loot_density) {
-                        BlockMask::new(Block::new(BlockKind::Chest, Rgb::white()), 1)
-                    } else {
-                        empty
-                    }
-                },
-                Some(Tile::DownStair) => make_staircase(Vec3::new(rtile_pos.x, rtile_pos.y, z), 0.0, 0.5, 9.0).resolve_with(empty),
-                Some(Tile::UpStair) => {
-                    let mut block = make_staircase(Vec3::new(rtile_pos.x, rtile_pos.y, z), TILE_SIZE as f32 / 2.0, 0.5, 9.0);
-                    if z < self.hollow_depth {
-                        block = block.resolve_with(empty);
-                    }
-                    block
-                },
-                None => BlockMask::nothing(),
-            }
+        move |z| match self.tiles.get(tile_pos) {
+            Some(Tile::Solid) => BlockMask::nothing(),
+            Some(Tile::Tunnel) => {
+                if (z as f32) < 8.0 - 8.0 * tunnel_dist.powf(4.0) {
+                    empty
+                } else {
+                    BlockMask::nothing()
+                }
+            },
+            Some(Tile::Room(_)) | Some(Tile::DownStair)
+                if dist_to_wall < wall_thickness
+                    || z as f32 >= self.hollow_depth as f32 - 13.0 * tunnel_dist.powf(4.0) =>
+            {
+                BlockMask::nothing()
+            },
+            Some(Tile::Room(room)) => {
+                let room = &self.rooms[*room];
+                if z == 0 && RandomField::new(room.seed).chance(Vec3::from(pos), room.loot_density)
+                {
+                    BlockMask::new(Block::new(BlockKind::Chest, Rgb::white()), 1)
+                } else {
+                    empty
+                }
+            },
+            Some(Tile::DownStair) => {
+                make_staircase(Vec3::new(rtile_pos.x, rtile_pos.y, z), 0.0, 0.5, 9.0)
+                    .resolve_with(empty)
+            },
+            Some(Tile::UpStair) => {
+                let mut block = make_staircase(
+                    Vec3::new(rtile_pos.x, rtile_pos.y, z),
+                    TILE_SIZE as f32 / 2.0,
+                    0.5,
+                    9.0,
+                );
+                if z < self.hollow_depth {
+                    block = block.resolve_with(empty);
+                }
+                block
+            },
+            None => BlockMask::nothing(),
         }
     }
 }

world/src/site/mod.rs

@@ -1,18 +1,17 @@
-mod settlement;
 mod dungeon;
+mod settlement;
 
 // Reexports
-pub use self::settlement::Settlement;
-pub use self::dungeon::Dungeon;
+pub use self::{dungeon::Dungeon, settlement::Settlement};
 
 use crate::{
     column::ColumnSample,
     util::{Grid, Sampler},
 };
 use common::{
-    terrain::Block,
-    vol::{Vox, BaseVol, RectSizedVol, ReadVol, WriteVol},
     generation::ChunkSupplement,
+    terrain::Block,
+    vol::{BaseVol, ReadVol, RectSizedVol, Vox, WriteVol},
 };
 use std::{fmt, sync::Arc};
 use vek::*;
@@ -24,9 +23,7 @@ pub struct BlockMask {
 }
 
 impl BlockMask {
-    pub fn new(block: Block, priority: i32) -> Self {
-        Self { block, priority }
-    }
+    pub fn new(block: Block, priority: i32) -> Self { Self { block, priority } }
 
     pub fn nothing() -> Self {
         Self {
@@ -62,11 +59,7 @@ pub struct SpawnRules {
 }
 
 impl Default for SpawnRules {
-    fn default() -> Self {
-        Self {
-            trees: true,
-        }
-    }
+    fn default() -> Self { Self { trees: true } }
 }
 
 #[derive(Clone)]
@@ -109,7 +102,9 @@ impl Site {
         supplement: &mut ChunkSupplement,
     ) {
         match self {
-            Site::Settlement(settlement) => settlement.apply_supplement(wpos2d, get_column, supplement),
+            Site::Settlement(settlement) => {
+                settlement.apply_supplement(wpos2d, get_column, supplement)
+            },
             Site::Dungeon(dungeon) => dungeon.apply_supplement(wpos2d, get_column, supplement),
         }
     }

world/src/site/settlement/building/archetype/house.rs

@@ -1,17 +1,14 @@
-use vek::*;
-use rand::prelude::*;
+use super::{super::skeleton::*, Archetype};
+use crate::{
+    site::BlockMask,
+    util::{RandomField, Sampler},
+};
 use common::{
     terrain::{Block, BlockKind},
     vol::Vox,
 };
-use crate::{
-    util::{RandomField, Sampler},
-    site::BlockMask,
-};
-use super::{
-    Archetype,
-    super::skeleton::*,
-};
+use rand::prelude::*;
+use vek::*;
 
 const COLOR_THEMES: [Rgb<u8>; 11] = [
     Rgb::new(0x1D, 0x4D, 0x45),
@@ -53,8 +50,21 @@ enum StoreyFill {
 }
 
 impl StoreyFill {
-    fn has_lower(&self) -> bool { if let StoreyFill::All = self { true } else { false } }
-    fn has_upper(&self) -> bool { if let StoreyFill::None = self { false } else { true } }
+    fn has_lower(&self) -> bool {
+        if let StoreyFill::All = self {
+            true
+        } else {
+            false
+        }
+    }
+
+    fn has_upper(&self) -> bool {
+        if let StoreyFill::None = self {
+            false
+        } else {
+            true
+        }
+    }
 }
 
 pub struct Attr {
@@ -116,16 +126,21 @@ impl Archetype for House {
                     .iter()
                     .map(|flip| (0..branches_per_side).map(move |i| (i, *flip)))
                     .flatten()
-                    .filter_map(|(i, flip)| if rng.gen() {
-                        Some((i as i32 * len / (branches_per_side - 1).max(1) as i32, Branch {
-                            len: rng.gen_range(8, 16) * flip,
-                            attr: Attr::generate(rng, locus),
-                            locus: (6 + rng.gen_range(0, 3)).min(locus),
-                            border: 4,
-                            children: Vec::new(),
-                        }))
-                    } else {
-                        None
+                    .filter_map(|(i, flip)| {
+                        if rng.gen() {
+                            Some((
+                                i as i32 * len / (branches_per_side - 1).max(1) as i32,
+                                Branch {
+                                    len: rng.gen_range(8, 16) * flip,
+                                    attr: Attr::generate(rng, locus),
+                                    locus: (6 + rng.gen_range(0, 3)).min(locus),
+                                    border: 4,
+                                    children: Vec::new(),
+                                },
+                            ))
+                        } else {
+                            None
+                        }
                     })
                     .collect(),
             },
@@ -155,8 +170,17 @@ impl Archetype for House {
         let profile = Vec2::new(bound_offset.x, z);
 
         let make_block = |r, g, b| {
-            let nz = self.noise.get(Vec3::new(center_offset.x, center_offset.y, z * 8));
-            BlockMask::new(Block::new(BlockKind::Normal, Rgb::new(r, g, b).map(|e: u8| e.saturating_add((nz & 0x0F) as u8).saturating_sub(8))), 2)
+            let nz = self
+                .noise
+                .get(Vec3::new(center_offset.x, center_offset.y, z * 8));
+            BlockMask::new(
+                Block::new(
+                    BlockKind::Normal,
+                    Rgb::new(r, g, b)
+                        .map(|e: u8| e.saturating_add((nz & 0x0F) as u8).saturating_sub(8)),
+                ),
+                2,
+            )
         };
 
         let facade_layer = 3;
@@ -168,7 +192,8 @@ impl Archetype for House {
         let log = make_block(60, 45, 30);
         let floor = make_block(100, 75, 50);
         let wall = make_block(200, 180, 150).with_priority(facade_layer);
-        let roof = make_block(self.roof_color.r, self.roof_color.g, self.roof_color.b).with_priority(facade_layer);
+        let roof = make_block(self.roof_color.r, self.roof_color.g, self.roof_color.b)
+            .with_priority(facade_layer);
         let empty = BlockMask::nothing();
         let internal = BlockMask::new(Block::empty(), structural_layer);
         let fire = BlockMask::new(Block::new(BlockKind::Ember, Rgb::white()), foundation_layer);
@@ -176,13 +201,19 @@ impl Archetype for House {
         let ceil_height = 6;
         let lower_width = branch.locus - 1;
         let upper_width = branch.locus;
-        let width = if profile.y >= ceil_height { upper_width } else { lower_width };
+        let width = if profile.y >= ceil_height {
+            upper_width
+        } else {
+            lower_width
+        };
         let foundation_height = 0 - (dist - width - 1).max(0);
         let roof_top = 8 + width;
 
         if let Pillar::Chimney(chimney_top) = branch.attr.pillar {
             // Chimney shaft
-            if center_offset.map(|e| e.abs()).reduce_max() == 0 && profile.y >= foundation_height + 1 {
+            if center_offset.map(|e| e.abs()).reduce_max() == 0
+                && profile.y >= foundation_height + 1
+            {
                 return if profile.y == foundation_height + 1 {
                     fire
                 } else {
@@ -193,7 +224,10 @@ impl Archetype for House {
             // Chimney
             if center_offset.map(|e| e.abs()).reduce_max() <= 1 && profile.y < chimney_top {
                 // Fireplace
-                if center_offset.product() == 0 && profile.y > foundation_height + 1 && profile.y <= foundation_height + 3 {
+                if center_offset.product() == 0
+                    && profile.y > foundation_height + 1
+                    && profile.y <= foundation_height + 3
+                {
                     return internal;
                 } else {
                     return foundation;
@@ -201,16 +235,20 @@ impl Archetype for House {
             }
         }
 
-        if profile.y <= foundation_height && dist < width + 3 { // Foundations
+        if profile.y <= foundation_height && dist < width + 3 {
+            // Foundations
             if branch.attr.storey_fill.has_lower() {
-                if dist == width - 1 { // Floor lining
+                if dist == width - 1 {
+                    // Floor lining
                     return log.with_priority(floor_layer);
-                } else if dist < width - 1 && profile.y == foundation_height { // Floor
+                } else if dist < width - 1 && profile.y == foundation_height {
+                    // Floor
                     return floor.with_priority(floor_layer);
                 }
             }
 
-            if dist < width && profile.y < foundation_height && profile.y >= foundation_height - 3 { // Basement
+            if dist < width && profile.y < foundation_height && profile.y >= foundation_height - 3 {
+                // Basement
                 return internal;
             } else {
                 return foundation.with_priority(1);
@@ -218,102 +256,122 @@ impl Archetype for House {
         }
 
         // Roofs and walls
-        let do_roof_wall = |profile: Vec2<i32>, width, dist, bound_offset: Vec2<i32>, roof_top, mansard| {
-            // Roof
+        let do_roof_wall =
+            |profile: Vec2<i32>, width, dist, bound_offset: Vec2<i32>, roof_top, mansard| {
+                // Roof
 
-            let (roof_profile, roof_dist) = match &branch.attr.roof_style {
-                RoofStyle::Hip => (Vec2::new(dist, profile.y), dist),
-                RoofStyle::Gable => (profile, dist),
-                RoofStyle::Rounded => {
-                    let circular_dist = (bound_offset.map(|e| e.pow(4) as f32).sum().powf(0.25) - 0.5).ceil() as i32;
-                    (Vec2::new(circular_dist, profile.y), circular_dist)
-                },
-            };
+                let (roof_profile, roof_dist) = match &branch.attr.roof_style {
+                    RoofStyle::Hip => (Vec2::new(dist, profile.y), dist),
+                    RoofStyle::Gable => (profile, dist),
+                    RoofStyle::Rounded => {
+                        let circular_dist = (bound_offset.map(|e| e.pow(4) as f32).sum().powf(0.25)
+                            - 0.5)
+                            .ceil() as i32;
+                        (Vec2::new(circular_dist, profile.y), circular_dist)
+                    },
+                };
 
-            let roof_level = roof_top - roof_profile.x.max(mansard);
+                let roof_level = roof_top - roof_profile.x.max(mansard);
 
-            if profile.y > roof_level {
-                return None;
-            }
-
-            // Roof
-            if profile.y == roof_level && roof_dist <= width + 2 {
-                let is_ribbing = ((profile.y - ceil_height) % 3 == 0 && self.roof_ribbing)
-                    || (bound_offset.x == bound_offset.y && self.roof_ribbing_diagonal);
-                if (roof_profile.x == 0 && mansard == 0) || roof_dist == width + 2 || is_ribbing { // Eaves
-                    return Some(log);
-                } else {
-                    return Some(roof);
+                if profile.y > roof_level {
+                    return None;
                 }
-            }
 
-            // Wall
-
-            if dist == width && profile.y < roof_level {
-                if bound_offset.x == bound_offset.y || profile.y == ceil_height { // Support beams
-                    return Some(log);
-                } else if !branch.attr.storey_fill.has_lower() && profile.y < ceil_height {
-                    return Some(empty);
-                } else if !branch.attr.storey_fill.has_upper() {
-                    return Some(empty);
-                } else {
-                    let frame_bounds = if profile.y >= ceil_height {
-                        Aabr {
-                            min: Vec2::new(-1, ceil_height + 2),
-                            max: Vec2::new(1, ceil_height + 5),
-                        }
-                    } else {
-                        Aabr {
-                            min: Vec2::new(2, foundation_height + 2),
-                            max: Vec2::new(width - 2, ceil_height - 2),
-                        }
-                    };
-                    let window_bounds = Aabr {
-                        min: (frame_bounds.min + 1).map2(frame_bounds.center(), |a, b| a.min(b)),
-                        max: (frame_bounds.max - 1).map2(frame_bounds.center(), |a, b| a.max(b)),
-                    };
-
-                    // Window
-                    if (frame_bounds.size() + 1).reduce_min() > 2 { // Window frame is large enough for a window
-                        let surface_pos = Vec2::new(bound_offset.x, profile.y);
-                        if window_bounds.contains_point(surface_pos) {
-                            return Some(internal);
-                        } else if frame_bounds.contains_point(surface_pos) {
-                            return Some(log.with_priority(3));
-                        };
-                    }
-
-                    // Wall
-                    return Some(if branch.attr.central_supports && profile.x == 0 { // Support beams
-                        log.with_priority(structural_layer)
-                    } else {
-                        wall
-                    });
-                }
-            }
-
-            if dist < width { // Internals
-                if profile.y == ceil_height {
-                    if profile.x == 0 {// Rafters
+                // Roof
+                if profile.y == roof_level && roof_dist <= width + 2 {
+                    let is_ribbing = ((profile.y - ceil_height) % 3 == 0 && self.roof_ribbing)
+                        || (bound_offset.x == bound_offset.y && self.roof_ribbing_diagonal);
+                    if (roof_profile.x == 0 && mansard == 0) || roof_dist == width + 2 || is_ribbing
+                    {
+                        // Eaves
                         return Some(log);
-                    } else if branch.attr.storey_fill.has_upper() { // Ceiling
-                        return Some(floor);
+                    } else {
+                        return Some(roof);
                     }
-                } else if (!branch.attr.storey_fill.has_lower() && profile.y < ceil_height)
-                    || (!branch.attr.storey_fill.has_upper() && profile.y >= ceil_height)
-                {
-                    return Some(empty);
-                } else {
-                    return Some(internal);
                 }
-            }
 
-            None
-        };
+                // Wall
+
+                if dist == width && profile.y < roof_level {
+                    if bound_offset.x == bound_offset.y || profile.y == ceil_height {
+                        // Support beams
+                        return Some(log);
+                    } else if !branch.attr.storey_fill.has_lower() && profile.y < ceil_height {
+                        return Some(empty);
+                    } else if !branch.attr.storey_fill.has_upper() {
+                        return Some(empty);
+                    } else {
+                        let frame_bounds = if profile.y >= ceil_height {
+                            Aabr {
+                                min: Vec2::new(-1, ceil_height + 2),
+                                max: Vec2::new(1, ceil_height + 5),
+                            }
+                        } else {
+                            Aabr {
+                                min: Vec2::new(2, foundation_height + 2),
+                                max: Vec2::new(width - 2, ceil_height - 2),
+                            }
+                        };
+                        let window_bounds = Aabr {
+                            min: (frame_bounds.min + 1)
+                                .map2(frame_bounds.center(), |a, b| a.min(b)),
+                            max: (frame_bounds.max - 1)
+                                .map2(frame_bounds.center(), |a, b| a.max(b)),
+                        };
+
+                        // Window
+                        if (frame_bounds.size() + 1).reduce_min() > 2 {
+                            // Window frame is large enough for a window
+                            let surface_pos = Vec2::new(bound_offset.x, profile.y);
+                            if window_bounds.contains_point(surface_pos) {
+                                return Some(internal);
+                            } else if frame_bounds.contains_point(surface_pos) {
+                                return Some(log.with_priority(3));
+                            };
+                        }
+
+                        // Wall
+                        return Some(if branch.attr.central_supports && profile.x == 0 {
+                            // Support beams
+                            log.with_priority(structural_layer)
+                        } else {
+                            wall
+                        });
+                    }
+                }
+
+                if dist < width {
+                    // Internals
+                    if profile.y == ceil_height {
+                        if profile.x == 0 {
+                            // Rafters
+                            return Some(log);
+                        } else if branch.attr.storey_fill.has_upper() {
+                            // Ceiling
+                            return Some(floor);
+                        }
+                    } else if (!branch.attr.storey_fill.has_lower() && profile.y < ceil_height)
+                        || (!branch.attr.storey_fill.has_upper() && profile.y >= ceil_height)
+                    {
+                        return Some(empty);
+                    } else {
+                        return Some(internal);
+                    }
+                }
+
+                None
+            };
 
         let mut cblock = empty;
 
-        if let Some(block) = do_roof_wall(profile, width, dist, bound_offset, roof_top, branch.attr.mansard) {
+        if let Some(block) = do_roof_wall(
+            profile,
+            width,
+            dist,
+            bound_offset,
+            roof_top,
+            branch.attr.mansard,
+        ) {
             cblock = cblock.resolve_with(block);
         }
 
@@ -321,8 +379,15 @@ impl Archetype for House {
             let profile = Vec2::new(center_offset.x.abs(), profile.y);
             let dist = center_offset.map(|e| e.abs()).reduce_max();
 
-            if let Some(block) = do_roof_wall(profile, 4, dist, center_offset.map(|e| e.abs()), tower_top, branch.attr.mansard) {
-                 cblock = cblock.resolve_with(block);
+            if let Some(block) = do_roof_wall(
+                profile,
+                4,
+                dist,
+                center_offset.map(|e| e.abs()),
+                tower_top,
+                branch.attr.mansard,
+            ) {
+                cblock = cblock.resolve_with(block);
             }
         }
 

world/src/site/settlement/building/archetype/keep.rs

@@ -1,14 +1,11 @@
-use vek::*;
-use rand::prelude::*;
+use super::{super::skeleton::*, Archetype};
+use crate::site::BlockMask;
 use common::{
     terrain::{Block, BlockKind},
     vol::Vox,
 };
-use super::{
-    Archetype,
-    super::skeleton::*,
-};
-use crate::site::BlockMask;
+use rand::prelude::*;
+use vek::*;
 
 pub struct Keep;
 
@@ -26,13 +23,18 @@ impl Archetype for Keep {
                 locus: 5 + rng.gen_range(0, 5),
                 border: 3,
                 children: (0..rng.gen_range(0, 4))
-                    .map(|_| (rng.gen_range(-5, len + 5).clamped(0, len.max(1) - 1), Branch {
-                        len: rng.gen_range(5, 12) * if rng.gen() { 1 } else { -1 },
-                        attr: Self::Attr::default(),
-                        locus: 5 + rng.gen_range(0, 3),
-                        border: 3,
-                        children: Vec::new(),
-                    }))
+                    .map(|_| {
+                        (
+                            rng.gen_range(-5, len + 5).clamped(0, len.max(1) - 1),
+                            Branch {
+                                len: rng.gen_range(5, 12) * if rng.gen() { 1 } else { -1 },
+                                attr: Self::Attr::default(),
+                                locus: 5 + rng.gen_range(0, 3),
+                                border: 3,
+                                children: Vec::new(),
+                            },
+                        )
+                    })
                     .collect(),
             },
         };
@@ -50,9 +52,8 @@ impl Archetype for Keep {
     ) -> BlockMask {
         let profile = Vec2::new(bound_offset.x, z);
 
-        let make_block = |r, g, b| {
-            BlockMask::new(Block::new(BlockKind::Normal, Rgb::new(r, g, b)), 2)
-        };
+        let make_block =
+            |r, g, b| BlockMask::new(Block::new(BlockKind::Normal, Rgb::new(r, g, b)), 2);
 
         let foundation = make_block(100, 100, 100);
         let log = make_block(60, 45, 30);
@@ -65,7 +66,8 @@ impl Archetype for Keep {
         let roof_height = 12 + width;
         let ceil_height = 16;
 
-        if profile.y <= 1 - (dist - width - 1).max(0) && dist < width + 3 { // Foundations
+        if profile.y <= 1 - (dist - width - 1).max(0) && dist < width + 3 {
+            // Foundations
             foundation
         } else if profile.y == ceil_height && dist < rampart_width {
             roof

world/src/site/settlement/building/archetype/mod.rs

@@ -1,15 +1,17 @@
 pub mod house;
 pub mod keep;
 
-use vek::*;
-use rand::prelude::*;
 use super::skeleton::*;
 use crate::site::BlockMask;
+use rand::prelude::*;
+use vek::*;
 
 pub trait Archetype {
     type Attr;
 
-    fn generate<R: Rng>(rng: &mut R) -> (Self, Skeleton<Self::Attr>) where Self: Sized;
+    fn generate<R: Rng>(rng: &mut R) -> (Self, Skeleton<Self::Attr>)
+    where
+        Self: Sized;
     fn draw(
         &self,
         dist: i32,

world/src/site/settlement/building/mod.rs

@@ -1,13 +1,13 @@
-mod skeleton;
 mod archetype;
+mod skeleton;
 
 // Reexports
 pub use self::archetype::Archetype;
 
-use vek::*;
-use rand::prelude::*;
 use self::skeleton::*;
 use common::terrain::Block;
+use rand::prelude::*;
+use vek::*;
 
 pub type HouseBuilding = Building<archetype::house::House>;
 
@@ -19,7 +19,8 @@ pub struct Building<A: Archetype> {
 
 impl<A: Archetype> Building<A> {
     pub fn generate(rng: &mut impl Rng, origin: Vec3<i32>) -> Self
-        where A: Sized
+    where
+        A: Sized,
     {
         let len = rng.gen_range(-8, 12).max(0);
         let (archetype, skel) = A::generate(rng);
@@ -48,8 +49,11 @@ impl<A: Archetype> Building<A> {
 
     pub fn sample(&self, pos: Vec3<i32>) -> Option<Block> {
         let rpos = pos - self.origin;
-        self.skel.sample_closest(rpos.into(), |dist, bound_offset, center_offset, branch| {
-            self.archetype.draw(dist, bound_offset, center_offset, rpos.z, branch)
-        }).finish()
+        self.skel
+            .sample_closest(rpos.into(), |dist, bound_offset, center_offset, branch| {
+                self.archetype
+                    .draw(dist, bound_offset, center_offset, rpos.z, branch)
+            })
+            .finish()
     }
 }

world/src/site/settlement/building/skeleton.rs

@@ -1,5 +1,5 @@
-use vek::*;
 use crate::site::BlockMask;
+use vek::*;
 
 #[derive(Copy, Clone, PartialEq, Eq)]
 pub enum Ori {
@@ -32,7 +32,14 @@ pub struct Branch<T> {
 }
 
 impl<T> Branch<T> {
-    fn for_each<'a>(&'a self, node: Vec2<i32>, ori: Ori, is_child: bool, parent_locus: i32, f: &mut impl FnMut(Vec2<i32>, Ori, &'a Branch<T>, bool, i32)) {
+    fn for_each<'a>(
+        &'a self,
+        node: Vec2<i32>,
+        ori: Ori,
+        is_child: bool,
+        parent_locus: i32,
+        f: &mut impl FnMut(Vec2<i32>, Ori, &'a Branch<T>, bool, i32),
+    ) {
         f(node, ori, self, is_child, parent_locus);
         for (offset, child) in &self.children {
             child.for_each(node + ori.dir() * *offset, ori.flip(), true, self.locus, f);
@@ -48,7 +55,8 @@ pub struct Skeleton<T> {
 
 impl<T> Skeleton<T> {
     pub fn for_each<'a>(&'a self, mut f: impl FnMut(Vec2<i32>, Ori, &'a Branch<T>, bool, i32)) {
-        self.root.for_each(self.ori.dir() * self.offset, self.ori, false, 0, &mut f);
+        self.root
+            .for_each(self.ori.dir() * self.offset, self.ori, false, 0, &mut f);
     }
 
     pub fn bounds(&self) -> Aabr<i32> {
@@ -64,24 +72,35 @@ impl<T> Skeleton<T> {
         bounds
     }
 
-    pub fn sample_closest(&self, pos: Vec2<i32>, mut f: impl FnMut(i32, Vec2<i32>, Vec2<i32>, &Branch<T>) -> BlockMask) -> BlockMask {
+    pub fn sample_closest(
+        &self,
+        pos: Vec2<i32>,
+        mut f: impl FnMut(i32, Vec2<i32>, Vec2<i32>, &Branch<T>) -> BlockMask,
+    ) -> BlockMask {
         let mut min = None::<(_, BlockMask)>;
         self.for_each(|node, ori, branch, is_child, parent_locus| {
             let node2 = node + ori.dir() * branch.len;
-            let node = node + if is_child { ori.dir() * branch.len.signum() * (branch.locus - parent_locus).clamped(0, branch.len.abs()) } else { Vec2::zero() };
-            let bounds = Aabr::new_empty(node)
-                .expanded_to_contain_point(node2);
+            let node = node
+                + if is_child {
+                    ori.dir()
+                        * branch.len.signum()
+                        * (branch.locus - parent_locus).clamped(0, branch.len.abs())
+                } else {
+                    Vec2::zero()
+                };
+            let bounds = Aabr::new_empty(node).expanded_to_contain_point(node2);
             let bound_offset = if ori == Ori::East {
                 Vec2::new(
                     node.y - pos.y,
-                    pos.x - pos.x.clamped(bounds.min.x, bounds.max.x)
+                    pos.x - pos.x.clamped(bounds.min.x, bounds.max.x),
                 )
             } else {
                 Vec2::new(
                     node.x - pos.x,
-                    pos.y - pos.y.clamped(bounds.min.y, bounds.max.y)
+                    pos.y - pos.y.clamped(bounds.min.y, bounds.max.y),
                 )
-            }.map(|e| e.abs());
+            }
+            .map(|e| e.abs());
             let center_offset = if ori == Ori::East {
                 Vec2::new(pos.y - bounds.center().y, pos.x - bounds.center().x)
             } else {
@@ -89,10 +108,13 @@ impl<T> Skeleton<T> {
             };
             let dist = bound_offset.reduce_max();
             let dist_locus = dist - branch.locus;
-            if !is_child || match ori {
-                Ori::East => (pos.x - node.x) * branch.len.signum() >= 0,
-                Ori::North => (pos.y - node.y) * branch.len.signum() >= 0,
-            } || true {
+            if !is_child
+                || match ori {
+                    Ori::East => (pos.x - node.x) * branch.len.signum() >= 0,
+                    Ori::North => (pos.y - node.y) * branch.len.signum() >= 0,
+                }
+                || true
+            {
                 let new_bm = f(dist, bound_offset, center_offset, branch);
                 min = min
                     .map(|(_, bm)| (dist_locus, bm.resolve_with(new_bm)))

world/src/site/settlement/mod.rs

@@ -1,20 +1,20 @@
 mod building;
 
+use self::building::HouseBuilding;
+use super::SpawnRules;
 use crate::{
     column::ColumnSample,
     sim::{SimChunk, WorldSim},
     util::{Grid, RandomField, Sampler, StructureGen2d},
 };
-use self::building::HouseBuilding;
-use super::SpawnRules;
 use common::{
     astar::Astar,
+    generation::ChunkSupplement,
     path::Path,
     spiral::Spiral2d,
-    terrain::{Block, BlockKind, TerrainChunkSize},
-    vol::{BaseVol, RectSizedVol, RectVolSize, ReadVol, WriteVol, Vox},
     store::{Id, Store},
-    generation::ChunkSupplement,
+    terrain::{Block, BlockKind, TerrainChunkSize},
+    vol::{BaseVol, ReadVol, RectSizedVol, RectVolSize, Vox, WriteVol},
 };
 use hashbrown::{HashMap, HashSet};
 use rand::prelude::*;
@@ -74,16 +74,13 @@ pub fn center_of(p: [Vec2<f32>; 3]) -> Vec2<f32> {
 
 impl WorldSim {
     fn can_host_settlement(&self, pos: Vec2<i32>) -> bool {
-        self
-            .get(pos)
-            .map(|chunk| {
-                !chunk.near_cliffs && !chunk.river.is_river() && !chunk.river.is_lake()
-            })
-            .unwrap_or(false)
-        && self
-            .get_gradient_approx(pos)
-            .map(|grad| grad < 0.75)
+        self.get(pos)
+            .map(|chunk| !chunk.near_cliffs && !chunk.river.is_river() && !chunk.river.is_lake())
             .unwrap_or(false)
+            && self
+                .get_gradient_approx(pos)
+                .map(|grad| grad < 0.75)
+                .unwrap_or(false)
     }
 }
 
@@ -172,7 +169,8 @@ impl Settlement {
                         let cpos = wpos.map(|e| e.div_euclid(TerrainChunkSize::RECT_SIZE.x as i32));
                         !sim.can_host_settlement(cpos)
                     })
-                    || rng.gen_range(0, 16) == 0 // Randomly consider some tiles inaccessible
+                    || rng.gen_range(0, 16) == 0
+                // Randomly consider some tiles inaccessible
                 {
                     self.land.set(tile, hazard);
                 }
@@ -328,35 +326,49 @@ impl Settlement {
             return;
         };
 
-        for tile in Spiral2d::new().map(|offs| town_center + offs).take(16usize.pow(2)) {
+        for tile in Spiral2d::new()
+            .map(|offs| town_center + offs)
+            .take(16usize.pow(2))
+        {
             // This is a stupid way to decide how to place buildings
             for _ in 0..ctx.rng.gen_range(2, 5) {
                 for _ in 0..25 {
                     let house_pos = tile.map(|e| e * AREA_SIZE as i32 + AREA_SIZE as i32 / 2)
-                        + Vec2::<i32>::zero().map(|_| ctx.rng.gen_range(-(AREA_SIZE as i32) / 2, AREA_SIZE as i32 / 2));
+                        + Vec2::<i32>::zero().map(|_| {
+                            ctx.rng
+                                .gen_range(-(AREA_SIZE as i32) / 2, AREA_SIZE as i32 / 2)
+                        });
 
                     let tile_pos = house_pos.map(|e| e.div_euclid(AREA_SIZE as i32));
                     if !matches!(self.land.plot_at(tile_pos), Some(Plot::Town))
-                        || self.land.tile_at(tile_pos).map(|t| t.contains(WayKind::Path)).unwrap_or(true)
+                        || self
+                            .land
+                            .tile_at(tile_pos)
+                            .map(|t| t.contains(WayKind::Path))
+                            .unwrap_or(true)
                     {
                         continue;
                     }
 
                     let structure = Structure {
-                        kind: StructureKind::House(HouseBuilding::generate(ctx.rng, Vec3::new(
-                            house_pos.x,
-                            house_pos.y,
-                            ctx.sim
-                                .and_then(|sim| sim.get_alt_approx(self.origin + house_pos))
-                                .unwrap_or(0.0)
-                                .ceil() as i32,
-                        ))),
+                        kind: StructureKind::House(HouseBuilding::generate(
+                            ctx.rng,
+                            Vec3::new(
+                                house_pos.x,
+                                house_pos.y,
+                                ctx.sim
+                                    .and_then(|sim| sim.get_alt_approx(self.origin + house_pos))
+                                    .unwrap_or(0.0)
+                                    .ceil() as i32,
+                            ),
+                        )),
                     };
 
                     let bounds = structure.bounds_2d();
 
                     // Check for collision with other structures
-                    if self.structures
+                    if self
+                        .structures
                         .iter()
                         .any(|s| s.bounds_2d().collides_with_aabr(bounds))
                     {
@@ -385,12 +397,13 @@ impl Settlement {
 
                 // Farmhouses
                 // for _ in 0..ctx.rng.gen_range(1, 3) {
-                //     let house_pos = base_tile.map(|e| e * AREA_SIZE as i32 + AREA_SIZE as i32 / 2)
-                //         + Vec2::new(ctx.rng.gen_range(-16, 16), ctx.rng.gen_range(-16, 16));
+                //     let house_pos = base_tile.map(|e| e * AREA_SIZE as i32 + AREA_SIZE as i32
+                // / 2)         + Vec2::new(ctx.rng.gen_range(-16, 16),
+                // ctx.rng.gen_range(-16, 16));
 
                 //     self.structures.push(Structure {
-                //         kind: StructureKind::House(HouseBuilding::generate(ctx.rng, Vec3::new(
-                //             house_pos.x,
+                //         kind: StructureKind::House(HouseBuilding::generate(ctx.rng,
+                // Vec3::new(             house_pos.x,
                 //             house_pos.y,
                 //             ctx.sim
                 //                 .and_then(|sim| sim.get_alt_approx(self.origin + house_pos))
@@ -421,11 +434,15 @@ impl Settlement {
             let field = self.land.new_plot(Plot::Field {
                 farm,
                 seed: rng.gen(),
-                crop: match rng.gen_range(0, 5) {
+                crop: match rng.gen_range(0, 8) {
                     0 => Crop::Corn,
                     1 => Crop::Wheat,
                     2 => Crop::Cabbage,
                     3 => Crop::Pumpkin,
+                    4 => Crop::Flax,
+                    5 => Crop::Carrot,
+                    6 => Crop::Tomato,
+                    7 => Crop::Radish,
                     _ => Crop::Sunflower,
                 },
             });
@@ -447,7 +464,8 @@ impl Settlement {
 
     pub fn spawn_rules(&self, wpos: Vec2<i32>) -> SpawnRules {
         SpawnRules {
-            trees: self.land
+            trees: self
+                .land
                 .get_at_block(wpos - self.origin)
                 .plot
                 .map(|p| if let Plot::Hazard = p { true } else { false })
@@ -484,19 +502,28 @@ impl Settlement {
 
                 let noisy_color = |col: Rgb<u8>, factor: u32| {
                     let nz = self.noise.get(Vec3::new(wpos2d.x, wpos2d.y, surface_z));
-                    col.map(|e| (e as u32 + nz % (factor * 2)).saturating_sub(factor).min(255) as u8)
+                    col.map(|e| {
+                        (e as u32 + nz % (factor * 2))
+                            .saturating_sub(factor)
+                            .min(255) as u8
+                    })
                 };
 
                 // Paths
                 if let Some((WayKind::Path, dist, nearest)) = sample.way {
                     let inset = -1;
 
-                    // Try to use the column at the centre of the path for sampling to make them flatter
-                    let col = get_column(offs + (nearest.floor().map(|e| e as i32) - rpos)).unwrap_or(col_sample);
+                    // Try to use the column at the centre of the path for sampling to make them
+                    // flatter
+                    let col = get_column(offs + (nearest.floor().map(|e| e as i32) - rpos))
+                        .unwrap_or(col_sample);
                     let (bridge_offset, depth) = if let Some(water_dist) = col.water_dist {
                         (
                             ((water_dist.max(0.0) * 0.2).min(f32::consts::PI).cos() + 1.0) * 5.0,
-                            ((1.0 - ((water_dist + 2.0) * 0.3).min(0.0).cos().abs()) * (col.riverless_alt + 5.0 - col.alt).max(0.0) * 1.75 + 3.0) as i32,
+                            ((1.0 - ((water_dist + 2.0) * 0.3).min(0.0).cos().abs())
+                                * (col.riverless_alt + 5.0 - col.alt).max(0.0)
+                                * 1.75
+                                + 3.0) as i32,
                         )
                     } else {
                         (0.0, 3)
@@ -528,10 +555,15 @@ impl Settlement {
                         Some(Plot::Dirt) => Some(Rgb::new(90, 70, 50)),
                         Some(Plot::Grass) => Some(Rgb::new(100, 200, 0)),
                         Some(Plot::Water) => Some(Rgb::new(100, 150, 250)),
-                        Some(Plot::Town) => Some(Rgb::new(150, 110, 60)
-                            .map2(Rgb::iota(), |e: u8, i: i32| e
-                                .saturating_add((self.noise.get(Vec3::new(wpos2d.x, wpos2d.y, i * 5)) % 16) as u8)
-                                .saturating_sub(8))),
+                        Some(Plot::Town) => {
+                            Some(Rgb::new(150, 110, 60).map2(Rgb::iota(), |e: u8, i: i32| {
+                                e.saturating_add(
+                                    (self.noise.get(Vec3::new(wpos2d.x, wpos2d.y, i * 5)) % 16)
+                                        as u8,
+                                )
+                                .saturating_sub(8)
+                            }))
+                        },
                         Some(Plot::Field { seed, crop, .. }) => {
                             let furrow_dirs = [
                                 Vec2::new(1, 0),
@@ -542,37 +574,60 @@ impl Settlement {
                             let furrow_dir = furrow_dirs[*seed as usize % furrow_dirs.len()];
                             let in_furrow = (wpos2d * furrow_dir).sum().rem_euclid(5) < 2;
 
-                            let roll = |seed, n| self.noise.get(Vec3::new(wpos2d.x, wpos2d.y, seed * 5)) % n;
+                            let roll = |seed, n| {
+                                self.noise.get(Vec3::new(wpos2d.x, wpos2d.y, seed * 5)) % n
+                            };
 
-                            let dirt = Rgb::new(80, 55, 35).map(|e| e + (self.noise.get(Vec3::broadcast((seed % 4096 + 0) as i32)) % 32) as u8);
-                            let mound = Rgb::new(70, 80, 30).map(|e| e + roll(0, 8) as u8).map(|e| e + (self.noise.get(Vec3::broadcast((seed % 4096 + 1) as i32)) % 32) as u8);
+                            let dirt = Rgb::new(80, 55, 35).map(|e| {
+                                e + (self.noise.get(Vec3::broadcast((seed % 4096 + 0) as i32)) % 32)
+                                    as u8
+                            });
+                            let mound =
+                                Rgb::new(70, 80, 30).map(|e| e + roll(0, 8) as u8).map(|e| {
+                                    e + (self.noise.get(Vec3::broadcast((seed % 4096 + 1) as i32))
+                                        % 32) as u8
+                                });
 
                             if in_furrow {
                                 if roll(0, 5) == 0 {
                                     surface_block = match crop {
                                         Crop::Corn => Some(BlockKind::Corn),
-                                        Crop::Wheat if roll(1, 2) == 0 => Some(BlockKind::WheatYellow),
+                                        Crop::Wheat if roll(1, 2) == 0 => {
+                                            Some(BlockKind::WheatYellow)
+                                        },
                                         Crop::Wheat => Some(BlockKind::WheatGreen),
-                                        Crop::Cabbage if roll(2, 2) == 0 => Some(BlockKind::Cabbage),
-                                        Crop::Pumpkin if roll(3, 2) == 0 => Some(BlockKind::Pumpkin),
+                                        Crop::Cabbage if roll(2, 2) == 0 => {
+                                            Some(BlockKind::Cabbage)
+                                        },
+                                        Crop::Pumpkin if roll(3, 2) == 0 => {
+                                            Some(BlockKind::Pumpkin)
+                                        },
+                                        Crop::Flax if roll(4, 100) < 80 => Some(BlockKind::Flax),
+                                        Crop::Carrot if roll(5, 100) < 80 => {
+                                            Some(BlockKind::Carrot)
+                                        },
+                                        Crop::Tomato if roll(6, 100) < 80 => {
+                                            Some(BlockKind::Tomato)
+                                        },
+                                        Crop::Radish if roll(7, 100) < 80 => {
+                                            Some(BlockKind::Radish)
+                                        },
                                         Crop::Sunflower => Some(BlockKind::Sunflower),
                                         _ => None,
                                     }
-                                        .map(|kind| Block::new(kind, Rgb::white()));
+                                    .map(|kind| Block::new(kind, Rgb::white()));
                                 }
                             } else {
                                 if roll(0, 30) == 0 {
-                                    surface_block = Some(Block::new(BlockKind::ShortGrass, Rgb::white()));
+                                    surface_block =
+                                        Some(Block::new(BlockKind::ShortGrass, Rgb::white()));
                                 } else if roll(0, 30) == 0 {
-                                    surface_block = Some(Block::new(BlockKind::MediumGrass, Rgb::white()));
+                                    surface_block =
+                                        Some(Block::new(BlockKind::MediumGrass, Rgb::white()));
                                 }
                             }
 
-                            Some(if in_furrow {
-                                dirt
-                            } else {
-                                mound
-                            })
+                            Some(if in_furrow { dirt } else { mound })
                         },
                         _ => None,
                     };
@@ -589,7 +644,10 @@ impl Settlement {
                                         vol.set(pos, Block::empty());
                                     }
                                 } else {
-                                    vol.set(pos, Block::new(BlockKind::Normal, noisy_color(color, 4)));
+                                    vol.set(
+                                        pos,
+                                        Block::new(BlockKind::Normal, noisy_color(color, 4)),
+                                    );
                                 }
                             }
                         }
@@ -613,9 +671,7 @@ impl Settlement {
                     } as i32;
 
                     for z in z_offset..12 {
-                        if dist / WayKind::Wall.width()
-                            < ((1.0 - z as f32 / 12.0) * 2.0).min(1.0)
-                        {
+                        if dist / WayKind::Wall.width() < ((1.0 - z as f32 / 12.0) * 2.0).min(1.0) {
                             vol.set(
                                 Vec3::new(offs.x, offs.y, surface_z + z),
                                 Block::new(BlockKind::Normal, color),
@@ -655,13 +711,16 @@ impl Settlement {
 
                     for x in bounds.min.x..bounds.max.x + 1 {
                         for y in bounds.min.y..bounds.max.y + 1 {
-                            let col = if let Some(col) = get_column(self.origin + Vec2::new(x, y) - wpos2d) {
+                            let col = if let Some(col) =
+                                get_column(self.origin + Vec2::new(x, y) - wpos2d)
+                            {
                                 col
                             } else {
                                 continue;
                             };
 
-                            for z in bounds.min.z.min(col.alt.floor() as i32 - 1)..bounds.max.z + 1 {
+                            for z in bounds.min.z.min(col.alt.floor() as i32 - 1)..bounds.max.z + 1
+                            {
                                 let rpos = Vec3::new(x, y, z);
                                 let wpos = Vec3::from(self.origin) + rpos;
                                 let coffs = wpos - Vec3::from(wpos2d);
@@ -705,10 +764,12 @@ impl Settlement {
             Some(Plot::Dirt) => return Some(Rgb::new(90, 70, 50)),
             Some(Plot::Grass) => return Some(Rgb::new(100, 200, 0)),
             Some(Plot::Water) => return Some(Rgb::new(100, 150, 250)),
-            Some(Plot::Town) => return Some(Rgb::new(150, 110, 60)
-                .map2(Rgb::iota(), |e: u8, i: i32| e
-                    .saturating_add((self.noise.get(Vec3::new(pos.x, pos.y, i * 5)) % 16) as u8)
-                    .saturating_sub(8))),
+            Some(Plot::Town) => {
+                return Some(Rgb::new(150, 110, 60).map2(Rgb::iota(), |e: u8, i: i32| {
+                    e.saturating_add((self.noise.get(Vec3::new(pos.x, pos.y, i * 5)) % 16) as u8)
+                        .saturating_sub(8)
+                }));
+            },
             Some(Plot::Field { seed, .. }) => {
                 let furrow_dirs = [
                     Vec2::new(1, 0),
@@ -741,6 +802,10 @@ pub enum Crop {
     Wheat,
     Cabbage,
     Pumpkin,
+    Flax,
+    Carrot,
+    Tomato,
+    Radish,
     Sunflower,
 }
 
@@ -751,7 +816,11 @@ pub enum Plot {
     Grass,
     Water,
     Town,
-    Field { farm: Id<Farm>, seed: u32, crop: Crop },
+    Field {
+        farm: Id<Farm>,
+        seed: u32,
+        crop: Crop,
+    },
 }
 
 const CARDINALS: [Vec2<i32>; 4] = [
@@ -855,7 +924,8 @@ impl Land {
                 let proj_point = line.projected_point(pos.map(|e| e as f32));
                 let dist = proj_point.distance(pos.map(|e| e as f32));
                 if dist < way.width() {
-                    sample.way = sample.way
+                    sample.way = sample
+                        .way
                         .filter(|(_, d, _)| *d < dist)
                         .or(Some((way, dist, proj_point)));
                 }