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world.js
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world.js
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import chalk from "chalk";
import { ValueNoise } from "value-noise-js";
class Map {
constructor(width, height, name = "Map") {
this.name = name;
this.width = width;
this.height = height;
this.map = [];
}
fill(type, paramA, paramB) {
switch(type) {
case "vertical gradient":
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
row.push((100 / this.height) * i);
}
this.map.push(row);
}
break;
case "reverse vertical gradient":
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
row.push((100 / this.height) * i);
}
this.map.unshift(row);
}
break;
case "horizontal gradient":
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
row.push((100 / this.width) * j);
}
this.map.push(row);
}
break;
case "reverse horizontal gradient":
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
row.unshift((100 / this.width) * j);
}
this.map.push(row);
}
break;
case "horizontal reflected gradient":
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
if (j < this.width / 2) {
row.push((100 / Math.floor(this.width / 2)) * j);
} else {
row.push(row[Math.abs(j - this.width) - 1]);
}
}
this.map.push(row);
}
break;
case "reverse horizontal reflected gradient":
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
if (j < this.width / 2) {
row.unshift((100 / Math.floor(this.width / 2)) * j);
} else {
row.push(row[Math.abs(j - this.width) - 1]);
}
}
this.map.push(row);
}
break;
case "vertical reflected gradient":
for (let i = 0; i < this.height; i++) {
let row = [];
if (i < this.height / 2) {
for (let j = 0; j < this.width; j++) {
row.push((100 / Math.floor(this.height / 2)) * i);
}
} else {
for (let j = 0; j < this.width; j++) {
row.push(this.map[Math.abs(i - this.height)-1][j]);
}
}
this.map.push(row);
}
break;
case "reverse vertical reflected gradient":
for (let i = 0; i < this.height; i++) {
let row = [];
if (i < this.height / 2) {
for (let j = 0; j < this.width; j++) {
row.push((100 / Math.floor(this.height / 2)) * i);
}
} else {
for (let j = 0; j < this.width; j++) {
row.push(this.map[Math.abs(i - this.height)-1][j]);
}
}
if (i <= this.height / 2) {
this.map.unshift(row);
} else {
this.map.push(row);
}
}
break;
case "fill":
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
row.push(paramA);
}
this.map.push(row);
}
break;
case "perlin":
let zoom = paramA
let seed = new ValueNoise(paramB);
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
row.push(Math.floor(seed.evalXY(i * zoom, j * zoom) * 100));
}
this.map.push(row);
}
break;
default:
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
row.push(Math.random() * 100);
}
this.map.push(row);
}
}
}
log() {
console.log("\n" + this.name + " Log");
for (let i = 0; i < this.map.length; i++) {
console.log(`Row (${i}): ` + this.map[i].join(", "));
}
}
display(compareBool = false, int, compareTo1, compareTo2, compareTo3) {
switch(compareBool) {
case true:
switch(int) {
case 1:
console.log(this.name + ", " + compareTo1.name);
for (let i = 0; i < this.height; i++) {
let rowA = [];
let rowB = [];
for (let j = 0; j < this.width; j++) {
let a = Math.floor(this.map[i][j] * 2.55);
let b = Math.floor(compareTo1.map[i][j] * 2.55);
rowA.push(chalk.bgRgb(a, a, a)(" "));
rowB.push(chalk.bgRgb(b, b, b)(" "));
}
console.log(rowA.join("") + " " + rowB.join(""));
}
break;
case 2:
console.log(this.name + ", " + compareTo1.name + ", " + compareTo2.name);
for (let i = 0; i < this.height; i++) {
let rowA = [];
let rowB = [];
let rowC = [];
for (let j = 0; j < this.width; j++) {
let a = Math.floor(this.map[i][j] * 2.55);
let b = Math.floor(compareTo1.map[i][j] * 2.55);
let c = Math.floor(compareTo2.map[i][j] * 2.55);
rowA.push(chalk.bgRgb(a, a, a)(" "));
rowB.push(chalk.bgRgb(b, b, b)(" "));
rowC.push(chalk.bgRgb(c, c, c)(" "));
}
console.log(rowA.join("") + " " + rowB.join("") + " " + rowC.join(""));
}
break;
case 3:
console.log(this.name + ", " + compareTo1.name + ", " + compareTo2.name + ", " + compareTo3.name);
for (let i = 0; i < this.height; i++) {
let rowA = [];
let rowB = [];
let rowC = [];
let rowD = [];
for (let j = 0; j < this.width; j++) {
let a = Math.floor(this.map[i][j] * 2.55);
let b = Math.floor(compareTo1.map[i][j] * 2.55);
let c = Math.floor(compareTo2.map[i][j] * 2.55);
let d = Math.floor(compareTo3.map[i][j] * 2.55);
rowA.push(chalk.bgRgb(a, a, a)(" "));
rowB.push(chalk.bgRgb(b, b, b)(" "));
rowC.push(chalk.bgRgb(c, c, c)(" "));
rowD.push(chalk.bgRgb(d, d, d)(" "));
}
console.log(rowA.join("") + " " + rowB.join("") + " " + rowC.join("") + " " + rowD.join(""));
}
break;
default:
console.log("Error");
}
break;
default:
console.log(this.name);
for (let i = 0; i < this.height; i++) {
let row = [];
for (let j = 0; j < this.width; j++) {
let x = Math.floor(this.map[i][j] * 2.55);
row.push(chalk.bgRgb(x, x, x)(" "));
}
console.log(row.join(""));
}
}
}
}
function contrast(mapIn, newName) {
temp = screen(mapIn, mapIn);
temp2 = multiply(temp, temp, newName);
return temp2;
}
function insert(symbol, map, rowI, columnJ) {
}
function threshold(mapIn, threshold = 100, newName) {
let temp = new Map(mapIn.width, mapIn.height, newName);
for (let i = 0; i < mapIn.height; i++) {
let row = [];
for (let j = 0; j < mapIn.width; j++) {
if (mapIn.map[i][j] >= threshold) {
row.push(100);
} else {
row.push(0);
}
}
temp.map.push(row);
}
return temp;
}
function multiply(mapA, mapB, newName) {
let temp = new Map(mapA.width, mapB.height, newName);
for (let i = 0; i < mapA.height; i++) {
let row = [];
for (let j = 0; j < mapA.width; j++) {
row.push( Math.floor(mapA.map[i][j] * mapB.map[i][j] * 0.01 ) );
}
temp.map.push(row);
}
return temp;
}
function screen(mapA, mapB, newName) {
let temp = new Map(mapA.width, mapA.height, newName);
for (let i = 0; i < mapA.height; i++) {
let row = [];
for (let j = 0; j < mapA.width; j++) {
let a = mapA.map[i][j] * 0.01;
let b = mapB.map[i][j] * 0.01;
let value = 1 - ( ( 1 - a ) * ( 1 - b ) );
row.push(Math.floor(value * 100));
}
temp.map.push(row);
}
return temp;
}
export { contrast, insert, threshold, multiply, screen};
export { Map };