dungrain

installation

<scriptsrc="./build/dungrain.min.js"></script><script>letdungeon=newdungrain({iterationCount:20,column:100,row:40,indexMap:{Wall:3,Path:2,Room:1,Empty:0}});</script>

npm install dungrain

constdungrain=require('dungrain');letdungeon=newdungrain({iterationCount:20,column:100,row:40,indexMap:{Wall:3,Path:2,Room:1,Empty:0}});

usage

arguments

{    iterationCount: number,    column: number,    row: number,    indexMap: {        Wall: number,        Path: number,        Room: number,        Empty: number            }seed: string (optional) (default: it will be generated randomly),minimumWHRatio: number (optional) (default: 0.5),maximumWHRatio: number (optional) (default: 2.0),minimumChunkWidth: number (optional) (default: 8),minimumChunkHeight: number (optional) (default: 8)}

methods

getMap()// (returns generated dungeon that formed into 2D number array)getAllFloors()// (returns all available floors included rooms and paths)getRooms()// (returns all room objects that contains their topleftcorner point and all available floors array)getPaths()// (returns all path objects that contains their start point, all available floors array data, direction data (0: VERTICAL, 1: HORIZONTAL) and width value (represents the length of the path))getSeed()// (returns the seed of the generated dungeon)

example

code

<canvasclass="canvas"width="1000"height="500"></canvas><scriptsrc="./build/dungrain.min.js"></script><script>letcanvas=document.querySelector('.canvas');letctx=canvas.getContext('2d');letdungeon=newdungrain({seed:'example',iterationCount:6,column:100,row:50,indexMap:{Wall:3,Path:2,Room:1,Empty:0},minimumWHRatio:0.8,maximumWHRatio:1.6,minimumChunkWidth:2,minimumChunkHeight:2});letmap=dungeon.getMap();for(leti=0;i<map.length;i++){for(letj=0;j<map[i].length;j++){lettile=map[i][j];if(tile==dungeon.indexMap.Wall){ctx.fillStyle='black';}elseif(tile==dungeon.indexMap.Path){ctx.fillStyle='blue';}elseif(tile==dungeon.indexMap.Room){ctx.fillStyle='green';}else{ctx.fillStyle='white';}ctx.fillRect(j*10,i*10,10,10);}}</script>

output

see in action @codepen