FlowField

Developer
Not Important
Size
5,931 Kb
Views
30,360
  1. FlowField Previews
  2. FlowField HTML Codes
  3. FlowField CSS Codes
  4. FlowField JS Codes

How do I make an flowfield?

Generates a flow field for a grid. This would be a useful starting point for games with a lot of navigating agents. What is a flowfield? How do you make a flowfield? This script and codes were developed by Not Important on 13 July 2022, Wednesday.

FlowField Previews
IQ Test

FlowField - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>flowField</title> <link rel="stylesheet" href="css/style.css">
</head>
<body> <div class='container' id='container'></div>
<button id='northFlow'> North
</button>
<button id='eastFlow'> East
</button>
<button id='southFlow'> South
</button>
<button id='westFlow'> West
</button>
<ul> <li> Click a cell to generate the flow field </li> <li> Pick any point on the map and follow the arrows back to the start position </li> <li> The direction buttons will generate a flow off the grid, useful for chaining grids together. </li>
</ul> <script src='http://code.jquery.com/jquery-2.1.3.js'></script>
<script src='http://cdnjs.cloudflare.com/ajax/libs/chance/0.5.6/chance.js'></script>
<script src='js/xwolmm.js'></script> <script src="js/index.js"></script>
</body>
</html>

FlowField - Script Codes CSS Codes

.grid { height: 400px; position: relative; width: 400px; margin: 0 auto;
}
.grid-row { overflow: auto;
}
.grid-cell { background-color: #eee; color: #333; float: left; font-size: 14px; height: 18px; width: 18px; text-align: center; line-height: 16px; border-width: 1px; border-style: solid; border-color: #fff #ccc #ccc #fff; text-shadow: 1px 1px 0 #fff; cursor: pointer;
}
.grid-cell:hover { background-color: #ccc;
}
.grid-cell.grid-wall { background-color: #800;
}

FlowField - Script Codes JS Codes

(function() { var GridView, grid, gridView, mapData, rng, seed, bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }; seed = 1437089783193; rng = new Chance(seed); GridView = (function() { GridView.prototype.directionLookup = { '1_0': '&#8593;', '2_1': '&#8594;', '1_2': '&#8595;', '0_1': '&#8592;', '2_0': '&#8599;', '2_2': '&#8600;', '0_2': '&#8601;', '0_0': '&#8598;', '1_1': '&#9737;' }; function GridView(selector, gridData) { this.selector = selector; this.gridData = gridData; this.markCost = bind(this.markCost, this); this.markFlow = bind(this.markFlow, this); this.$el = $('<div>').addClass('grid'); this.flowField = new FlowField(this.gridData); this.addEventListeners(); } GridView.prototype.render = function() { var $cellEl, $rowEl, height, i, j, nodes, ref, ref1, ref2, width, x, y; this.$el.empty(); ref = this.gridData, nodes = ref.nodes, width = ref.width, height = ref.height; for (y = i = 0, ref1 = height; 0 <= ref1 ? i < ref1 : i > ref1; y = 0 <= ref1 ? ++i : --i) { $rowEl = this.buildRow(); for (x = j = 0, ref2 = width; 0 <= ref2 ? j < ref2 : j > ref2; x = 0 <= ref2 ? ++j : --j) { $cellEl = this.buildCell(x, y, nodes[y][x]); $rowEl.append($cellEl); } this.$el.append($rowEl); } return $(this.selector).append(this.$el); }; GridView.prototype.buildRow = function() { return $('<div>').addClass('grid-row'); }; GridView.prototype.buildCell = function(x, y, gridCell) { var $cellEl; $cellEl = $('<div>'); $cellEl.addClass('grid-cell'); $cellEl.data({ x: x, y: y }); if (!gridCell.data.open) { $cellEl.addClass('grid-wall'); } return $cellEl; }; GridView.prototype.addEventListeners = function() { this.$el.on('click', '.grid-cell', (function(_this) { return function(event) { var $el, x, y; $el = $(event.currentTarget); x = $el.data('x'); y = $el.data('y'); return _this.beginFill(x, y); }; })(this)); $('#northFlow').click((function(_this) { return function() { return _this.directionFlow(0, -1); }; })(this)); $('#eastFlow').click((function(_this) { return function() { return _this.directionFlow(1, 0); }; })(this)); $('#southFlow').click((function(_this) { return function() { return _this.directionFlow(0, 1); }; })(this)); return $('#westFlow').click((function(_this) { return function() { return _this.directionFlow(-1, 0); }; })(this)); }; GridView.prototype.directionFlow = function(vX, vY) { this.render(); return this.flowField.directionFlow(vX, vY, this.markCost, this.markFlow); }; GridView.prototype.beginFill = function(x, y) { this.render(); return this.flowField.process(x, y, this.markCost, this.markFlow); }; GridView.prototype.markFlow = function(x, y, vector) { var $cellEl, directionIndex; $cellEl = this.$el.find('.grid-row').eq(y).find('.grid-cell').eq(x); directionIndex = (vector.x + 1) + "_" + (vector.y + 1); return $cellEl.html(this.directionLookup[directionIndex]); }; GridView.prototype.markCost = function(x, y, iteration) { var $cellEl; return; $cellEl = this.$el.find('.grid-row').eq(y).find('.grid-cell').eq(x); $cellEl.addClass('grid-cell-marked'); return $cellEl.html(iteration); }; return GridView; })(); mapData = function(width, height) { var data, i, j, ref, ref1, x, y; data = []; for (y = i = 0, ref = height; 0 <= ref ? i < ref : i > ref; y = 0 <= ref ? ++i : --i) { data[y] = []; for (x = j = 0, ref1 = width; 0 <= ref1 ? j < ref1 : j > ref1; x = 0 <= ref1 ? ++j : --j) { data[y][x] = rng.bool({ likelihood: 90 }); } } return data; }; grid = new Grid(mapData(20, 20)); gridView = new GridView('#container', grid); gridView.render();
}).call(this);
FlowField - Script Codes
FlowField - Script Codes
Home Page Home
Developer Not Important
Username clindsey
Uploaded July 13, 2022
Rating 3
Size 5,931 Kb
Views 30,360
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