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Remove inheritance from Tile class - and remove descendants

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Inheritance turned out to be too rigid - all child classes needed all
properties anyway, so no utility gained from polymorphism
This commit is contained in:
Kim Ravn Hansen
2025-10-13 11:29:00 +02:00
parent 96f8781e23
commit ccb3cdb0ce
6 changed files with 164 additions and 83 deletions
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102
frontend/dungeon_studio.js
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@@ -9,7 +9,7 @@ class DungeonGenerator {
this.corridors = [];
// 2d array of pure wall tiles
const tiles = new Array(height).fill().map(() => Array(width).fill(new WallTile()));
const tiles = new Array(height).fill().map(() => Array(width).fill(Tile.createWall()));
this.map = new TileMap(tiles);
}
@@ -73,7 +73,7 @@ class DungeonGenerator {
carveRoom(room) {
for (let y = room.y; y < room.y + room.height; y++) {
for (let x = room.x; x < room.x + room.width; x++) {
this.map.tiles[y][x] = new FloorTile();
this.map.tiles[y][x] = Tile.createFloor();
}
}
}
@@ -115,7 +115,7 @@ class DungeonGenerator {
let lastNonWallX = undefined; // x-index of the LAST (eastmost) non-wall tile that we encountered on this row
for (let x = 0; x < this.width; x++) {
const isWall = this.map.get(x, y) instanceof WallTile;
const isWall = this.map.get(x, y).looksLikeWall;
if (isWall) {
continue;
@@ -152,24 +152,24 @@ class DungeonGenerator {
const newTiles = [];
// First row is all walls
newTiles.push(new Array(newWidth).fill(new WallTile()));
newTiles.push(new Array(newWidth).fill(Tile.createWall()));
// Populate the new grid
for (let y = dungeonStartY; y <= dungeonEndY; y++) {
const row = [];
row.push(new WallTile()); // Initial wall tile on this row
row.push(Tile.createWall()); // Initial wall tile on this row
for (let x = dungeonStartX; x <= dungeonEndX; x++) {
/**/
const tile = this.map.get(x, y);
row.push(tile);
}
row.push(new WallTile()); // Final wall tile on this row
row.push(Tile.createWall()); // Final wall tile on this row
newTiles.push(row);
}
// Final row is all walls
newTiles.push(new Array(newWidth).fill(new WallTile()));
newTiles.push(new Array(newWidth).fill(Tile.createWall()));
this.map = new TileMap(newTiles);
}
@@ -201,7 +201,7 @@ class DungeonGenerator {
while (x !== x2 || y !== y2) {
if (x >= 0 && x < this.width && y >= 0 && y < this.height) {
this.map.tiles[y][x] = new FloorTile();
this.map.tiles[y][x] = Tile.createFloor();
}
if (x !== x2) x += dx;
@@ -210,7 +210,7 @@ class DungeonGenerator {
// Ensure endpoint is carved
if (x2 >= 0 && x2 < this.width && y2 >= 0 && y2 < this.height) {
this.map.tiles[y2][x2] = new FloorTile();
this.map.tiles[y2][x2] = Tile.createFloor();
}
}
@@ -226,7 +226,7 @@ class DungeonGenerator {
continue;
}
if (this.map.isTraversable(x, y)) {
if (this.map.behavesLikeFloor(x, y)) {
walkabilityCache.push([x, y]);
}
}
@@ -244,7 +244,7 @@ class DungeonGenerator {
for (let [x, y] of walkabilityCache) {
//
const walkable = (offsetX, offsetY) => this.map.isTraversable(x + offsetX, y + offsetY);
const walkable = (offsetX, offsetY) => this.map.behavesLikeFloor(x + offsetX, y + offsetY);
const surroundingFloorCount =
0 +
@@ -264,7 +264,7 @@ class DungeonGenerator {
if (surroundingFloorCount >= 7) {
// MAGIC NUMBER 7
this.map.tiles[y][x] = new WallTile();
this.map.tiles[y][x] = Tile.createWall();
}
}
}
@@ -281,7 +281,7 @@ class DungeonGenerator {
continue;
}
if (this.map.isTraversable(x, y)) {
if (this.map.behavesLikeFloor(x, y)) {
walkabilityCache.push([x, y]);
}
}
@@ -290,7 +290,7 @@ class DungeonGenerator {
const idx = this.random(0, walkabilityCache.length - 1);
const [x, y] = walkabilityCache[idx];
const walkable = (offsetX, offsetY) => this.map.isTraversable(x + offsetX, y + offsetY);
const walkable = (offsetX, offsetY) => this.map.behavesLikeFloor(x + offsetX, y + offsetY);
//
// When spawning in, which direction should the player be oriented?
@@ -301,14 +301,16 @@ class DungeonGenerator {
if (walkable(-1, +0)) directions.push(Orientation.WEST);
if (walkable(+0, -1)) directions.push(Orientation.SOUTH);
// Player's initial orientation is randomized in such a way that
// they don't face a wall upon spawning.
const dirIdx = this.random(0, directions.length - 1);
this.map.tiles[y][x] = new PlayerStartTile(directions[dirIdx]);
this.map.tiles[y][x] = Tile.createPlayerStart(directions[dirIdx]);
}
// Add portals to isolated areas
addPortals() {
let traversableTileCount = this.map.getTraversableTileCount();
let traversableTileCount = this.map.getFloorlikeTileCount();
const result = this.map.getAllTraversableTilesConnectedTo(/** TODO PlayerPos */);
@@ -322,29 +324,24 @@ class DungeonGenerator {
// | || | | | | | | | | |
// | || |_| | |_| | |_| |
// |_| \___/|____/ \___/
//-------------------------------------
// Connect isolated rooms via portals
//-------------------------------------
//----------------------------------------------
// Connect isolated rooms via a chain of portals
//----------------------------------------------
//
// LET Area0 = getAllTilesConnectedTo(playerStartTile)
// LET Areas = Array containing one item so far: Area0
// FOR EACH tile in this.map
// IF tile not painted
// IF tile NOT in any Area
// LET newArea = getAllTilesConnectedTo(tile)
// PUSH newArea ONTO Areas
//
// FOR EACH area IN Areas
// LET index = IndexOf(Areas, area)
// FOR EACH (index, area) IN Areas
// LET next = index + 1 mod LENGTH(Areas)
// entryPos = findValidPortalEntryPositionInArea(area)
// exitPos = findValidPortalExitPositionInArea(area)
// entryPos = findValidPortalEntryPositionInArea(area) // entry is a pure wall tile that is exactly one adjacent floor tile - and that floor tile must be pure
// exitPos = findValidPortalExitPositionInArea(area) // must be a valid pure floor tile with one or more adjacent floor tiles, at least on of which are pure
//
// this.map[entryPos.y, entryPos.x] = new PortalEntryTile(index)
// this.map[exitPos.y, exitPos.x] = new PortalExitTile(next)
//
//
//
// Start pointing it (another color)
// this.map[entryPos.y, entryPos.x] = new PortalEntryTile(index) // Create a portal in the current area
// this.map[exitPos.y, exitPos.x] = new PortalExitTile(next) // let the exit to the portal reside in the next area
//
console.warn(
@@ -360,40 +357,43 @@ class DungeonGenerator {
const floorTiles = [];
for (let y = 0; y < this.height; y++) {
for (let x = 0; x < this.width; x++) {
if (this.map.get(x, y) instanceof FloorTile) {
if (this.map.get(x, y).isFloor()) {
floorTiles.push({ x, y });
}
}
}
if (floorTiles.length === 0) return;
// Add loot
const lootCount = Math.min(3, Math.floor(this.rooms.length / 2));
for (let i = 0; i < lootCount; i++) {
const pos = floorTiles[this.random(0, floorTiles.length - 1)];
if (this.map.tiles[pos.y][pos.x] instanceof FloorTile) {
this.map.tiles[pos.y][pos.x] = new LootTile(undefined, undefined);
}
if (floorTiles.length === 0) {
return;
}
// Add loot
// const lootCount = Math.min(3, Math.floor(this.rooms.length / 2));
// for (let i = 0; i < lootCount; i++) {
// const pos = floorTiles[this.random(0, floorTiles.length - 1)];
// if (this.map.tiles[pos.y][pos.x].isFloor()) {
// this.map.tiles[pos.y][pos.x] = new LootTile(undefined, undefined);
// }
// }
// Add monsters
const monsterCount = Math.min(5, this.rooms.length);
for (let i = 0; i < monsterCount; i++) {
const encouterCount = Math.min(5, this.rooms.length);
for (let i = 0; i < encouterCount; i++) {
const pos = floorTiles[this.random(0, floorTiles.length - 1)];
if (this.map.tiles[pos.y][pos.x] instanceof FloorTile) {
this.map.tiles[pos.y][pos.x] = new EncounterTile(pos.x, pos.y, undefined, undefined);
if (this.map.tiles[pos.y][pos.x].isFloor()) {
this.map.tiles[pos.y][pos.x] = Tile.createEncounterStartPoint();
// TODO: Add encounter to the dungeon's "roaming entities" array.
}
}
// Add traps
const trapCount = Math.floor(floorTiles.length / 30);
for (let i = 0; i < trapCount; i++) {
const pos = floorTiles[this.random(0, floorTiles.length - 1)];
if (this.map.tiles[pos.y][pos.x] instanceof FloorTile) {
this.map.tiles[pos.y][pos.x] = new TrapTile();
}
}
// const trapCount = Math.floor(floorTiles.length / 30);
// for (let i = 0; i < trapCount; i++) {
// const pos = floorTiles[this.random(0, floorTiles.length - 1)];
// if (this.map.tiles[pos.y][pos.x].isFloor()) {
// this.map.tiles[pos.y][pos.x] = new TrapTile();
// }
// }
}
random(min, max) {