Minimap view outline is cut at the map border instead of squeezing its corners; beds grow out of the floor while their creature sets them up

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/props.rs

@@ -6,7 +6,7 @@
 
 use crate::game::*;
 use crate::map::*;
-use crate::render3d::{disc, line3, Cam};
+use crate::render3d::{disc, Cam};
 use macroquad::prelude::*;
 use std::collections::{HashMap, HashSet};
 
@@ -20,15 +20,49 @@ fn rgb(r: u8, g: u8, b: u8, light: f32) -> Color {
     Color::new(r as f32 / 255.0 * light, g as f32 / 255.0 * light, b as f32 / 255.0 * light, 1.0)
 }
 
+thread_local! {
+    // a bed being set up grows out of the floor: centre and size factor
+    static GROW: std::cell::Cell<Option<(Vec3, f32)>> = std::cell::Cell::new(None);
+}
+
+fn grown(p: Vec3) -> Vec3 {
+    match GROW.with(|g| g.get()) {
+        Some((c, k)) => c + (p - c) * k,
+        None => p,
+    }
+}
+
 fn cube(p: Vec3, s: Vec3, c: Color) {
-    draw_cube(p, s, None, c);
+    let k = GROW.with(|g| g.get()).map_or(1.0, |g| g.1);
+    draw_cube(grown(p), s * k, None, c);
+}
+
+fn line3(a: Vec3, b: Vec3, w: f32, c: Color) {
+    let k = GROW.with(|g| g.get()).map_or(1.0, |g| g.1);
+    crate::render3d::line3(grown(a), grown(b), w * k, c);
+}
+
+// a bed: complete, or growing while its creature sets it up (progress 0..1)
+fn bed_built(kind: EK, c: Vec3, h: u32, l: f32, t: f32, progress: f32) {
+    if progress <= 0.0 {
+        return;
+    }
+    if progress < 1.0 {
+        // eased growth with a little bounce at the end
+        let k = (progress * (2.0 - progress)).min(1.0) * (1.0 + 0.08 * (progress * 9.0).sin() * (1.0 - progress));
+        GROW.with(|g| g.set(Some((c, k))));
+        bed(kind, c, h, l, t);
+        GROW.with(|g| g.set(None));
+    } else {
+        bed(kind, c, h, l, t);
+    }
 }
 
 // what is going on in the rooms this frame
 struct Use {
     busy: HashSet<usize>,       // tiles where a creature trains, studies or prays
     tortured: HashSet<usize>,   // torture tiles with a prisoner on them
-    beds: HashMap<u32, EK>,     // bed owner (entity id + 1) -> kind
+    beds: HashMap<u32, (EK, f32)>, // bed owner (entity id + 1) -> kind, how far it is set up
 }
 
 fn usage(g: &Game) -> Use {
@@ -48,7 +82,12 @@ fn usage(g: &Game) -> Use {
         }
         // the bed only stands once its owner has set it up (it is reserved earlier)
         if (!e.hero || e.captive == 0) && e.settled {
-            u.beds.insert(e.id + 1, e.kind);
+            u.beds.insert(e.id + 1, (e.kind, 1.0));
+        } else if let Job::MakeBed(_) = e.job {
+            // being set up: grows while the creature works on it (four seconds)
+            if e.path.is_empty() {
+                u.beds.insert(e.id + 1, (e.kind, (1.0 - e.timer / 4.0).clamp(0.0, 1.0)));
+            }
         }
     }
     u
@@ -81,13 +120,13 @@ pub fn draw_props_solid(g: &Game, cam: &Cam, t: f32) {
             let h = hash(x, z, 77);
             match tile.kind {
                 Kind::Lair if tile.bed != 0 => {
-                    if let Some(&kind) = u.beds.get(&tile.bed) {
-                        bed(kind, c, h, l, t);
+                    if let Some(&(kind, progress)) = u.beds.get(&tile.bed) {
+                        bed_built(kind, c, h, l, t, progress);
                     }
                 }
                 Kind::Aerie if tile.bed != 0 => {
-                    if let Some(&kind) = u.beds.get(&tile.bed) {
-                        bed(kind, c, h, l, t);
+                    if let Some(&(kind, progress)) = u.beds.get(&tile.bed) {
+                        bed_built(kind, c, h, l, t, progress);
                     }
                 }
                 Kind::Aerie if h % 3 == 0 => perch(c, h, l),
@@ -187,7 +226,7 @@ pub fn draw_props_glow(g: &Game, cam: &Cam, t: f32) {
                 }
                 Kind::Aerie if tile.bed != 0 => {
                     // the wyrm's nest glows
-                    if let Some(EK::Wyrm) = u.beds.get(&tile.bed) {
+                    if let Some((EK::Wyrm, 1.0)) = u.beds.get(&tile.bed).copied() {
                         for n in 0..5 {
                             let a = n as f32 * 1.3 + k;
                             let f = 0.6 + 0.4 * (t * 3.0 + a).sin();
@@ -213,7 +252,7 @@ pub fn draw_props_glow(g: &Game, cam: &Cam, t: f32) {
                 }
                 Kind::Lair if tile.bed != 0 => {
                     // the flame priestess sleeps on embers
-                    if let Some(EK::Priestess) = u.beds.get(&tile.bed) {
+                    if let Some((EK::Priestess, 1.0)) = u.beds.get(&tile.bed).copied() {
                         for n in 0..3 {
                             let a = n as f32 * 2.1 + k;
                             let f = 0.6 + 0.4 * (t * 4.0 + a).sin();

src/ui.rs

@@ -707,12 +707,11 @@ impl Ui {
         // camera footprint on the ground (the 3D camera works in CSS pixels)
         let (lw, lh) = (screen_width(), screen_height());
         let corners = [cam.ground_point(0.0, 0.0), cam.ground_point(lw, 0.0), cam.ground_point(lw, lh), cam.ground_point(0.0, lh)];
+        // the edges are cut off at the map border (moving the corners would distort the shape)
         for k in 0..4 {
-            let a = corners[k];
-            let b = corners[(k + 1) % 4];
-            let clampp = |p: Vec2| vec2(mrx + p.x.clamp(0.0, mw() as f32) * ms, mry + p.y.clamp(0.0, mh() as f32) * ms);
-            let (pa, pb) = (clampp(a), clampp(b));
-            draw_line(pa.x, pa.y, pb.x, pb.y, px, WHITE);
+            if let Some((a, b)) = clip_segment(corners[k], corners[(k + 1) % 4], mw() as f32, mh() as f32) {
+                draw_line(mrx + a.x * ms, mry + a.y * ms, mrx + b.x * ms, mry + b.y * ms, px, WHITE);
+            }
         }
 
         // ---------------- mission goals (campaign)
@@ -1209,3 +1208,44 @@ pub fn hover_info(g: &Game, ent: Option<usize>, tile: Option<(i32, i32)>) -> Vec
     }
     out
 }
+
+// the part of the segment a-b inside the rectangle (0, 0)-(w, h) (Liang-Barsky)
+fn clip_segment(a: Vec2, b: Vec2, w: f32, h: f32) -> Option<(Vec2, Vec2)> {
+    let d = b - a;
+    let (mut t0, mut t1) = (0.0f32, 1.0f32);
+    for (p, q) in [(-d.x, a.x), (d.x, w - a.x), (-d.y, a.y), (d.y, h - a.y)] {
+        if p == 0.0 {
+            if q < 0.0 {
+                return None;
+            }
+        } else {
+            let r = q / p;
+            if p < 0.0 {
+                t0 = t0.max(r);
+            } else {
+                t1 = t1.min(r);
+            }
+            if t0 > t1 {
+                return None;
+            }
+        }
+    }
+    Some((a + d * t0, a + d * t1))
+}
+
+#[cfg(test)]
+mod clip_tests {
+    use super::*;
+
+    #[test]
+    fn view_edges_are_cut_at_the_border() {
+        // inside: unchanged
+        let (a, b) = clip_segment(vec2(1.0, 1.0), vec2(5.0, 5.0), 10.0, 10.0).unwrap();
+        assert_eq!((a, b), (vec2(1.0, 1.0), vec2(5.0, 5.0)));
+        // crossing the left border: cut at x = 0, same direction
+        let (a, b) = clip_segment(vec2(-4.0, 2.0), vec2(4.0, 6.0), 10.0, 10.0).unwrap();
+        assert!((a.x - 0.0).abs() < 1e-5 && (a.y - 4.0).abs() < 1e-5 && b == vec2(4.0, 6.0));
+        // completely outside: nothing
+        assert!(clip_segment(vec2(-5.0, -1.0), vec2(-1.0, 20.0), 10.0, 10.0).is_none());
+    }
+}