mattburchett/webglmapview
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Make actually functional away from codepen

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This commit is contained in:
Rob L 2016-07-07 13:11:49 -04:00
parent d7b167e8aa
commit dd97e1466b
7 changed files with 44454 additions and 1086 deletions
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66
js/Detector.js Normal file
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/**
* @author alteredq / http://alteredqualia.com/
* @author mr.doob / http://mrdoob.com/
*/
var Detector = {
canvas: !! window.CanvasRenderingContext2D,
webgl: ( function () { try { var canvas = document.createElement( 'canvas' ); return !! ( window.WebGLRenderingContext && ( canvas.getContext( 'webgl' ) || canvas.getContext( 'experimental-webgl' ) ) ); } catch ( e ) { return false; } } )(),
workers: !! window.Worker,
fileapi: window.File && window.FileReader && window.FileList && window.Blob,
getWebGLErrorMessage: function () {
var element = document.createElement( 'div' );
element.id = 'webgl-error-message';
element.style.fontFamily = 'monospace';
element.style.fontSize = '13px';
element.style.fontWeight = 'normal';
element.style.textAlign = 'center';
element.style.background = '#fff';
element.style.color = '#000';
element.style.padding = '1.5em';
element.style.width = '400px';
element.style.margin = '5em auto 0';
if ( ! this.webgl ) {
element.innerHTML = window.WebGLRenderingContext ? [
'Your graphics card does not seem to support <a href="http://khronos.org/webgl/wiki/Getting_a_WebGL_Implementation" style="color:#000">WebGL</a>.<br />',
'Find out how to get it <a href="http://get.webgl.org/" style="color:#000">here</a>.'
].join( '\n' ) : [
'Your browser does not seem to support <a href="http://khronos.org/webgl/wiki/Getting_a_WebGL_Implementation" style="color:#000">WebGL</a>.<br/>',
'Find out how to get it <a href="http://get.webgl.org/" style="color:#000">here</a>.'
].join( '\n' );
}
return element;
},
addGetWebGLMessage: function ( parameters ) {
var parent, id, element;
parameters = parameters || {};
parent = parameters.parent !== undefined ? parameters.parent : document.body;
id = parameters.id !== undefined ? parameters.id : 'oldie';
element = Detector.getWebGLErrorMessage();
element.id = id;
parent.appendChild( element );
}
};
// browserify support
if ( typeof module === 'object' ) {
module.exports = Detector;
}

1037
js/OrbitControls.js Normal file
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2120
js/empiredata.json
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51
js/mapviewgl.js
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// Load Data
var xmlhttp = new XMLHttpRequest();
var url = "empiredata.json";
var jsonEmpire;
xmlhttp.onreadystatechange = function() {
if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
jsonEmpire = JSON.parse(xmlhttp.responseText);
}
};
xmlhttp.open("GET", url, true);
xmlhttp.send();
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var camera, controls, scene, renderer;
var canvas_t=[];
var context_t=[];
var clock = new THREE.Clock();
var WIDTH = window.innerWidth , HEIGHT = window.innerHeight
window.onload = function() {
loadData(function() {
init();
animate();
render();
});
}
function loadData(_callback) {
// Load Data (hopefully) before the rest of the place loads.
var xmlhttp = new XMLHttpRequest();
var url = "js/empiredata.json";
xmlhttp.onreadystatechange = function() {
if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
jsonEmpire = JSON.parse(xmlhttp.responseText);
_callback();
}
};
xmlhttp.open("GET", url, true);
xmlhttp.send();
}
function init() {
scene = new THREE.Scene();
scene = new THREE.Scene();
//scene.fog = new THREE.FogExp2( 0xcccccc, 0.002 );
renderer = new THREE.WebGLRenderer();
renderer.setSize( window.innerWidth, window.innerHeight );
@ -123,14 +133,14 @@ for (var key in jsonEmpire) {
}
// Initial Target spot. UFP for convinence.
controls.target.x = borders['UFP'].position.x;
controls.target.y = borders['UFP'].position.y;
controls.target.z = borders['UFP'].position.z;
controls.target.x = jsonEmpire['UFP'].cenx;
controls.target.y = jsonEmpire['UFP'].ceny;
controls.target.z = jsonEmpire['UFP'].cenz;
}
function onWindowResize() {
window.onresize = function() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
@ -158,7 +168,6 @@ function render () {
renderer.render( scene, camera );
}
render();

383
js/three-text2d.js Normal file
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(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.THREE_Text = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
'use strict';
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var fontHeightCache = {};
var CanvasText = (function () {
function CanvasText() {
_classCallCheck(this, CanvasText);
this.textWidth = null;
this.textHeight = null;
this.canvas = document.createElement('canvas');
this.ctx = this.canvas.getContext('2d');
}
_createClass(CanvasText, [{
key: 'drawText',
value: function drawText(text, ctxOptions) {
this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
this.ctx.font = ctxOptions.font;
this.textWidth = Math.ceil(this.ctx.measureText(text).width);
this.textHeight = getFontHeight(this.ctx.font);
this.canvas.width = THREE.Math.nextPowerOfTwo(this.textWidth);
this.canvas.height = THREE.Math.nextPowerOfTwo(this.textHeight);
this.ctx.font = ctxOptions.font;
this.ctx.fillStyle = ctxOptions.fillStyle;
this.ctx.textAlign = 'left';
this.ctx.textBaseline = 'top';
this.ctx.fillText(text, 0, 0);
return this.canvas;
}
}, {
key: 'width',
get: function get() {
return this.canvas.width;
}
}, {
key: 'height',
get: function get() {
return this.canvas.height;
}
}]);
return CanvasText;
})();
function getFontHeight(fontStyle) {
var result = fontHeightCache[fontStyle];
if (!result) {
var body = document.getElementsByTagName('body')[0];
var dummy = document.createElement('div');
var dummyText = document.createTextNode('MÉq');
dummy.appendChild(dummyText);
dummy.setAttribute('style', 'font:' + fontStyle + ';position:absolute;top:0;left:0');
body.appendChild(dummy);
result = dummy.offsetHeight;
fontHeightCache[fontStyle] = result;
body.removeChild(dummy);
}
return result;
}
module.exports = CanvasText;
},{}],2:[function(require,module,exports){
'use strict';
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _typeof(obj) { return obj && typeof Symbol !== "undefined" && obj.constructor === Symbol ? "symbol" : typeof obj; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
var textAlign = require('./textAlign'),
CanvasText = require('./CanvasText');
var SpriteText2D = (function (_THREE$Object3D) {
_inherits(SpriteText2D, _THREE$Object3D);
function SpriteText2D() {
var text = arguments.length <= 0 || arguments[0] === undefined ? '' : arguments[0];
var options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
_classCallCheck(this, SpriteText2D);
var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(SpriteText2D).call(this));
_this._font = options.font || '30px Arial';
_this._fillStyle = options.fillStyle || '#FFFFFF';
_this.canvas = new CanvasText();
_this.align = options.align || textAlign.center;
// this._textAlign = options.align || "center"
// this.anchor = Label.fontAlignAnchor[ this._textAlign ]
_this.antialias = _typeof(options.antialias === "undefined") ? true : options.antialias;
_this.text = text;
return _this;
}
_createClass(SpriteText2D, [{
key: 'updateText',
value: function updateText() {
this.canvas.drawText(this._text, {
font: this._font,
fillStyle: this._fillStyle
});
// cleanup previous texture
this.cleanUp();
this.texture = new THREE.Texture(this.canvas.canvas);
this.texture.needsUpdate = true;
this.applyAntiAlias();
if (!this.material) {
this.material = new THREE.SpriteMaterial({ map: this.texture });
} else {
this.material.map = this.texture;
}
if (!this.sprite) {
this.sprite = new THREE.Sprite(this.material);
this.geometry = this.sprite.geometry;
this.add(this.sprite);
}
this.sprite.scale.set(this.canvas.width, this.canvas.height, 1);
this.sprite.position.x = this.canvas.width / 2 - this.canvas.textWidth / 2 + this.canvas.textWidth / 2 * this.align.x;
this.sprite.position.y = -this.canvas.height / 2 + this.canvas.textHeight / 2 * this.align.y;
}
}, {
key: 'cleanUp',
value: function cleanUp() {
if (this.texture) {
this.texture.dispose();
}
}
}, {
key: 'applyAntiAlias',
value: function applyAntiAlias() {
if (this.antialias === false) {
this.texture.magFilter = THREE.NearestFilter;
this.texture.minFilter = THREE.LinearMipMapLinearFilter;
}
}
}, {
key: 'width',
get: function get() {
return this.canvas.textWidth;
}
}, {
key: 'height',
get: function get() {
return this.canvas.textHeight;
}
}, {
key: 'text',
get: function get() {
return this._text;
},
set: function set(value) {
if (this._text !== value) {
this._text = value;
this.updateText();
}
}
}, {
key: 'font',
get: function get() {
return this._font;
},
set: function set(value) {
if (this._font !== value) {
this._font = value;
this.updateText();
}
}
}, {
key: 'fillStyle',
get: function get() {
return this._fillStyle;
},
set: function set(value) {
if (this._fillStyle !== value) {
this._fillStyle = value;
this.updateText();
}
}
}]);
return SpriteText2D;
})(THREE.Object3D);
module.exports = SpriteText2D;
},{"./CanvasText":1,"./textAlign":5}],3:[function(require,module,exports){
'use strict';
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
function _typeof(obj) { return obj && typeof Symbol !== "undefined" && obj.constructor === Symbol ? "symbol" : typeof obj; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
var textAlign = require('./textAlign'),
CanvasText = require('./CanvasText');
var Text2D = (function (_THREE$Object3D) {
_inherits(Text2D, _THREE$Object3D);
function Text2D() {
var text = arguments.length <= 0 || arguments[0] === undefined ? '' : arguments[0];
var options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
_classCallCheck(this, Text2D);
var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(Text2D).call(this));
_this._font = options.font || '30px Arial';
_this._fillStyle = options.fillStyle || '#FFFFFF';
_this.canvas = new CanvasText();
_this.align = options.align || textAlign.center;
_this.side = options.side || THREE.DoubleSide;
// this._textAlign = options.align || "center"
// this.anchor = Label.fontAlignAnchor[ this._textAlign ]
_this.antialias = _typeof(options.antialias === "undefined") ? true : options.antialias;
_this.text = text;
return _this;
}
_createClass(Text2D, [{
key: 'updateText',
value: function updateText() {
this.cleanUp(); // cleanup previous texture
this.canvas.drawText(this._text, {
font: this._font,
fillStyle: this._fillStyle
});
this.texture = new THREE.Texture(this.canvas.canvas);
this.texture.needsUpdate = true;
this.applyAntiAlias();
if (!this.material) {
this.material = new THREE.MeshBasicMaterial({ map: this.texture, side: this.side });
this.material.transparent = true;
} else {
this.material.map = this.texture;
}
if (!this.mesh) {
this.mesh = new THREE.Mesh(new THREE.PlaneGeometry(this.canvas.width, this.canvas.height), this.material);
this.geometry = this.mesh.geometry;
this.add(this.mesh);
}
this.mesh.position.x = this.canvas.width / 2 - this.canvas.textWidth / 2 + this.canvas.textWidth / 2 * this.align.x;
this.mesh.position.y = -this.canvas.height / 2 + this.canvas.textHeight / 2 * this.align.y;
// manually update geometry vertices
this.geometry.vertices[0].x = this.geometry.vertices[2].x = -this.canvas.width / 2;
this.geometry.vertices[1].x = this.geometry.vertices[3].x = this.canvas.width / 2;
this.geometry.vertices[0].y = this.geometry.vertices[1].y = this.canvas.height / 2;
this.geometry.vertices[2].y = this.geometry.vertices[3].y = -this.canvas.height / 2;
this.geometry.verticesNeedUpdate = true;
}
}, {
key: 'cleanUp',
value: function cleanUp() {
if (this.texture) {
this.texture.dispose();
}
}
}, {
key: 'applyAntiAlias',
value: function applyAntiAlias() {
if (this.antialias === false) {
this.texture.magFilter = THREE.NearestFilter;
this.texture.minFilter = THREE.LinearMipMapLinearFilter;
}
}
}, {
key: 'width',
get: function get() {
return this.canvas.textWidth;
}
}, {
key: 'height',
get: function get() {
return this.canvas.textHeight;
}
}, {
key: 'text',
get: function get() {
return this._text;
},
set: function set(value) {
if (this._text !== value) {
this._text = value;
this.updateText();
}
}
}, {
key: 'font',
get: function get() {
return this._font;
},
set: function set(value) {
if (this._font !== value) {
this._font = value;
this.updateText();
}
}
}, {
key: 'fillStyle',
get: function get() {
return this._fillStyle;
},
set: function set(value) {
if (this._fillStyle !== value) {
this._fillStyle = value;
this.updateText();
}
}
}]);
return Text2D;
})(THREE.Object3D);
module.exports = Text2D;
},{"./CanvasText":1,"./textAlign":5}],4:[function(require,module,exports){
'use strict';
module.exports.SpriteText2D = require('./SpriteText2D');
module.exports.Text2D = require('./Text2D');
module.exports.textAlign = require('./textAlign');
},{"./SpriteText2D":2,"./Text2D":3,"./textAlign":5}],5:[function(require,module,exports){
"use strict";
module.exports = {
center: new THREE.Vector2(0, 0),
left: new THREE.Vector2(1, 0),
topLeft: new THREE.Vector2(1, -1),
topRight: new THREE.Vector2(-1, -1),
right: new THREE.Vector2(-1, 0),
bottomLeft: new THREE.Vector2(1, 1),
bottomRight: new THREE.Vector2(-1, 1)
};
},{}]},{},[4])(4)
});

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js/three.js Normal file
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webviewgl.htm
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@ -1,10 +1,11 @@
<html>
<head>
<script src="//threejs.org/build/three.js"></script>
<script src="//threejs.org/examples/js/controls/OrbitControls.js"></script>
<script src="//gamestd.io/three-text2d/dist/three-text2d.js"></script>
<script src="//crival.net/3d/js/Detector.js"></script> <!-- Not sure if this is even needed anymore. -->
<script src="/js/mapviewgl.js"></script>
<script src="js/three.js"></script>
<script src="js/OrbitControls.js"></script>
<script src="js/three-text2d.js"></script>
<script src="js/Detector.js"></script> <!-- Not sure if this is even needed anymore. -->
<script src="js/mapviewgl.js"></script>
<style type="text/css">
body { margin: 0; }
canvas { width: 100%; height: 100% }