Random Rooms renamed to Simple Rooms

README.md

@@ -19,7 +19,7 @@ Generate procedural maps for games. [Try it in the browser](https://klangner.git
     * [ ] Drunkard's walk
     * [ ] Maze
     * [ ] Prefabs
-    * [x] Random rooms
+    * [x] Simple rooms
     * [ ] Voronoi hive
     * [ ] Wave Function Collapse
   * Map modifiers (filters)

demo/src/lib.rs

@@ -1,10 +1,11 @@
 use wasm_bindgen::prelude::*;
+use web_sys;
 use rand::prelude::*;
 use mapgen::dungeon::{
     MapBuilder,
     map::TileType,
     cellular_automata::CellularAutomataGen,
-    random_rooms::RandomRoomsGen,
+    simple_rooms::SimpleRoomsGen,
     starting_point::{AreaStartingPosition, XStart, YStart},
     cull_unreachable::CullUnreachable,
     distant_exit::DistantExit,
@@ -29,7 +30,9 @@ pub struct World {
 
 #[wasm_bindgen]
 impl World {
+
     pub fn new_cellular_automata(width: u32, height: u32, seed: u32) -> World {
+        World::print_map_info(format!("Cellular Automata with the seed: {}", seed));
         let mut rng = StdRng::seed_from_u64(seed as u64);
         let map = MapBuilder::new(CellularAutomataGen::new())
             .with(AreaStartingPosition::new(XStart::CENTER, YStart::CENTER))
@@ -45,9 +48,10 @@ impl World {
             tiles }
     }
 
-    pub fn new_random_rooms(width: u32, height: u32, seed: u32) -> World {
+    pub fn new_simple_rooms(width: u32, height: u32, seed: u32) -> World {
+        World::print_map_info(format!("Simple Rooms with the seed: {}", seed));
         let mut rng = StdRng::seed_from_u64(seed as u64);
-        let map = MapBuilder::new(RandomRoomsGen::new())
+        let map = MapBuilder::new(SimpleRoomsGen::new())
             .with(NearestCorridors::new())
             .build_map_with_rng(width as usize, height as usize, &mut rng);
         let tiles = (0..map.tiles.len())
@@ -59,6 +63,15 @@ impl World {
             tiles }
     }
 
+    pub fn new_random(width: u32, height: u32, seed: u32) -> World {
+        let mut rng = rand::thread_rng();
+        if rng.gen::<f32>() < 0.5 {
+            World::new_cellular_automata(width, height, seed)
+        } else {
+            World::new_simple_rooms(width, height, seed)
+        }
+    }
+
     pub fn width(&self) -> u32 {
         self.width
     }
@@ -70,4 +83,11 @@ impl World {
     pub fn tiles(&self) -> *const Cell {
         self.tiles.as_ptr()
     }
+
+    fn print_map_info(info: String) {
+        let window = web_sys::window().expect("no global `window` exists");
+        let document = window.document().expect("should have a document on window");
+        let div = document.get_element_by_id("map-info").expect("Need div with id: map-info");
+        div.set_inner_html(&info);
+    }
 }

demo/www/index.html

@@ -35,8 +35,9 @@
               Select generator
             </a>
             <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-              <a class="dropdown-item" href="#" id="cellular-automata-option">Cellular Automata</a>
+              <a class="dropdown-item" id="cellular-automata-option">Cellular Automata</a>
               <a class="dropdown-item" id="simple-rooms-option">Simple Rooms</a>
+              <a class="dropdown-item" id="random-option">Random Generator</a>
             </div>
           </li>
         </ul>

demo/www/index.js

@@ -24,14 +24,18 @@ function newCellularAutomata() {
     var seed = Date.now();
     world = World.new_cellular_automata(width, height, seed);
     requestAnimationFrame(renderLoop);
-    infoDiv.textContent = "Cellular Automata with the seed: " + seed;
 }
 
 function newSimpleRooms() {
     var seed = Date.now();
-    world = World.new_random_rooms(width, height, seed);
+    world = World.new_simple_rooms(width, height, seed);
+    requestAnimationFrame(renderLoop);
+}
+
+function newRandomGen() {
+    var seed = Date.now();
+    world = World.new_random(width, height, seed);
     requestAnimationFrame(renderLoop);
-    infoDiv.textContent = "Random Rooms with the seed: " + seed;
 }
 
 const renderLoop = () => {
@@ -92,8 +96,9 @@ const drawCells = () => {
     ctx.stroke();
 };
 
-newCellularAutomata();
+newRandomGen();
 
 // Connect UI element
 document.getElementById('cellular-automata-option').addEventListener('click', newCellularAutomata);
 document.getElementById('simple-rooms-option').addEventListener('click', newSimpleRooms);
+document.getElementById('random-option').addEventListener('click', newRandomGen);

src/dungeon/mod.rs

@@ -30,7 +30,7 @@ pub mod map;
 pub mod cellular_automata;
 pub mod cull_unreachable;
 pub mod distant_exit;
-pub mod random_rooms;
+pub mod simple_rooms;
 pub mod rooms_corridors_nearest;
 pub mod starting_point;
 mod dijkstra;

src/dungeon/simple_rooms.rs

@@ -1,17 +1,18 @@
 //! Random rooms map generator.
 //! 
-//! Try to generate rooms of different size to fille the whole map area.
+//! Try to generate rooms of different size to fill the map area. 
+//! Rooms will not overlap.
 //! 
 //! Example generator usage:
 //! ```
 //! use rand::prelude::*;
 //! use mapgen::dungeon::{
 //!     MapGenerator,
-//!     random_rooms::RandomRoomsGen
+//!     simple_rooms::SimpleRoomsGen
 //! };
 //! 
 //! let mut rng = StdRng::seed_from_u64(100);
-//! let gen = RandomRoomsGen::new();
+//! let gen = SimpleRoomsGen::new();
 //! let map = gen.generate_map(80, 50, &mut rng);
 //! 
 //! assert_eq!(map.width, 80);
@@ -26,22 +27,22 @@ use crate::common::random;
 use super::map::{Map};
 
 
-pub struct RandomRoomsGen {
+pub struct SimpleRoomsGen {
     max_rooms: usize,
     min_room_size: usize,
     max_room_size: usize,
 }
 
-impl MapGenerator for RandomRoomsGen {
+impl MapGenerator for SimpleRoomsGen {
     fn generate_map(&self, width: usize, height: usize, rng : &mut StdRng) -> Map {
         self.build_rooms(width, height, rng)
     }
 }
 
 
-impl RandomRoomsGen {
-    pub fn new() -> Box<RandomRoomsGen> {
-        Box::new(RandomRoomsGen{
+impl SimpleRoomsGen {
+    pub fn new() -> Box<SimpleRoomsGen> {
+        Box::new(SimpleRoomsGen{
             max_rooms: 30,
             min_room_size: 6,
             max_room_size: 10