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reinitialize grid on window resize

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This commit is contained in:
xenofem 2020-06-22 00:26:40 -04:00
parent 239457b02c
commit e6f1f6c4ef
1 changed files with 50 additions and 28 deletions
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42
content/hypno/hex/hex.js
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@ -1,8 +1,6 @@
var grid = document.getElementById("grid");
var cellsize = 60;
var width = Math.ceil(window.innerWidth / cellsize) + 1;
var height = Math.ceil(window.innerHeight / (cellsize*Math.sqrt(3)/2));
function xCoord(i, j) {
var x = i + j/2;
@ -16,7 +14,15 @@ function yCoord(i, j) {
return Math.sqrt(3)*j/2;
}
var cells = new Array(width);
var width;
var height;
var cells;
function initialize() {
width = Math.ceil(window.innerWidth / cellsize) + 1;
height = Math.ceil(window.innerHeight / (cellsize*Math.sqrt(3)/2)) + 1;
cells = new Array(width);
for (var i = 0; i < width; ++i) {
cells[i] = new Array(height);
for (var j = 0; j < height; ++j) {
@ -41,6 +47,23 @@ for (var i = 0; i < width; ++i) {
}
}
for (var i = 0; i < width; ++i) {
for (var j = 0; j < height; ++j) {
if (Math.floor(Math.random()*2) === 0) {
kill(i, j);
}
}
}
}
function cleanup() {
for (var i = width - 1; i >= 0; --i) {
for (var j = height - 1; j >= 0; --j) {
grid.removeChild(cells[i][j]);
}
}
}
function prebirth(i, j) {
cells[i][j].classList.add("birthing");
}
@ -197,13 +220,7 @@ function prestonStep() {
}
}
for (var i = 0; i < width; ++i) {
for (var j = 0; j < height; ++j) {
if (Math.floor(Math.random()*2) === 0) {
kill(i, j);
}
}
}
initialize();
setInterval(prestonStep, 1000);
@ -213,3 +230,8 @@ window.onclick = function () {
document.getElementById("controls").style.display = showControls ? "none" : "block";
showControls = !showControls;
}
window.addEventListener('resize', function(event){
cleanup();
initialize();
});