X-Git-Url: https://disinclined.org/git/?a=blobdiff_plain;f=2d.js;h=2e731c93a3162ad412a3d75adb748e1bb8ea8ec9;hb=26a8f8ddaa0becf3b923ace41a976c04598d00bd;hp=b919ec8f0f373e2a799f2c760aea19abae94be84;hpb=51bd9981da7e8a44780c1c6ccfbc7b8d37fd65d3;p=cellular-automaton.git diff --git a/2d.js b/2d.js index b919ec8..2e731c9 100644 --- a/2d.js +++ b/2d.js @@ -1,13 +1,8 @@ $(document).ready(function(){ - var canvas = document.getElementById('canvas') + var canvas = $('#2d-automaton')[0]; var c = canvas.getContext('2d'); - var rows = 50; - var columns = 50; - - var cellWidth = canvas.width / rows; - var cellHeight = canvas.height / columns; function cell(x, y, h, l) { this.x = x; @@ -25,60 +20,82 @@ $(document).ready(function(){ c.fillRect(this.x, this.y, this.h, this.l); this.state = 1; } - this.redraw = function() { - c.fillStyle = this.state == 1 ? "rgb(0,0,0)" : "rgb(255,255,255)"; - c.fillRect(this.x, this.y, this.h, this.l); - } - this.highlight = function() { - c.fillStyle = "rgb(0,0,100)"; - c.fillRect(this.x, this.y, this.h, this.l); + this.toggle = function() { + this.state ? this.kill() : this.revive(); } } - function universe() { + function universe(blank) { this.population = []; this.generation = 0; + this.running = 0; + this.tickID = 0; + + this.blank = blank || 0; + + this.rows = 50; + this.columns = 50; - for (var i = 0; i < rows; i++) { + this.cellWidth = canvas.width / this.rows; + this.cellHeight = canvas.height / this.columns; + + for (var i = 0; i < this.rows; i++) { var world = []; var x = 0; - var y = i * cellHeight; - for (var ii = 0; ii < columns; ii++) { - world.push(new cell(x, y, cellWidth, cellHeight)); - x += cellWidth; - Math.random() > .5 ? world[ii].revive() : world[ii].kill(); + var y = i * this.cellHeight; + for (var ii = 0; ii < this.columns; ii++) { + world.push(new cell(x, y, this.cellWidth, this.cellHeight)); + x += this.cellWidth; + if (this.blank) { world[ii].kill(); } + else { Math.random() > .5 ? world[ii].revive() : world[ii].kill(); } } this.population.push(world); } - this.print = function() { - for (var i = 0; i < rows; i++) { - var s = ''; - for (var ii = 0; ii < columns; ii++) { - s += this.population[i][ii]; - } - } + this.start = function() { + this.tickID = setInterval(function(){tick(automaton)}, 100); + this.running = 1; } - this.highlight = function() { - for (var i = 0; i < rows; i++) { - for (var ii = 0; ii < columns; ii++) { - if (this.population[i][ii].state == 1) { - this.population[i][ii].highlight(); - } - } - } + this.stop = function() { + clearInterval(this.tickID); + this.running = 0; + } + + this.toggle = function() { + this.running ? this.stop() : this.start(); } this.redraw = function() { - for (var i = 0; i < rows; i++) { - for (var ii = 0; ii < columns; ii++) { + for (var i = 0; i < this.rows; i++) { + for (var ii = 0; ii < this.columns; ii++) { if (this.population[i][ii].state == 1) { this.population[i][ii].redraw(); } } } } + + this.serialize = function() { + var serial = []; + for (var i = 0; i < this.rows; i++) { + var row = []; + for (var ii = 0; ii < this.columns; ii++) { + row[ii] = this.population[i][ii].state; + } + serial.push(row); + } + return serial; + } + + this.populate = function(seed) { + for (var i = 0; i < this.rows; i++) { + for (var ii = 0; ii < this.columns; ii++) { + seed[i][ii] ? this.population[i][ii].revive() + : this.population[i][ii].kill(); + } + } + } } function tick(automaton) { @@ -121,33 +138,41 @@ $(document).ready(function(){ } var automaton = new universe; - var seed = $.extend(true, {}, automaton); - var tickID = 0; $('#controls #start-automaton').click(function(e){ - tickID = setInterval(function(){tick(automaton)}, 100); + automaton.start(); $('#controls #start-automaton').hide(); $('#controls #stop-automaton').show(); - $('#controls #highlight-seed').show(); }); $('#controls #stop-automaton').click(function(e){ - clearInterval(tickID); + automaton.stop(); $('#controls #stop-automaton').hide(); $('#controls #start-automaton').show(); }); - $('#controls #reset-automaton').click(function(e){ - clearInterval(tickID); + $('#controls #reseed-automaton').click(function(e){ + automaton.stop(); $('#controls #stop-automaton').hide(); $('#controls #start-automaton').show(); - automaton = $.extend(true, {}, seed); - $('#generation')[0].innerHTML = automaton.generation; - automaton.redraw(); + automaton = new universe(); }); - $('#controls #highlight-seed').click(function(e){ - seed.highlight(); + $('#controls #custom-seed-automaton').click(function(e){ + automaton.stop(); + $('#controls #stop-automaton').hide(); + $('#controls #start-automaton').show(); + automaton = new universe(1); + }); + + $('#2d-automaton').click(function(e) { + if (!automaton.running) { + var x = e.pageX - $('#2d-automaton').offset().left; + var y = e.pageY - $('#2d-automaton').offset().top; + var row = Math.floor(y / automaton.cellHeight); + var column = Math.floor(x / automaton.cellWidth); + automaton.population[row][column].toggle(); + } }); });