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webrtc_test.html
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webrtc_test.html
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<!DOCTYPE HTML>
<html lang="en">
<head>
<title></title>
<meta charset="utf-8">
<script type="text/javascript" src="lib/glMatrix-0.9.5.min.js"></script>
<script type="text/javascript" src="utility/Inherit.js"></script>
<script type="text/javascript" src="utility/Peer.js"></script>
<script type="text/javascript">
//var wsURL = 'ws://localhost:5000';
var wsURL = 'wss://boiling-anchorage-5279.herokuapp.com/';
var mainLayer;
var bgLayer;
var fighter;
var fighter2;
var fighterManager;
var fightersDrawer;
var bulletManager;
var bulletsDrawer;
var background;
var backgroundManager;
var backgroundsDrawer;
var smallNum = 100;
var middleNum = 50;
var largeNum = 10;
var bulletsNum = smallNum + middleNum + largeNum;
var r = 0;
var prevTime;
var fps = null;
var keys = {
'up': false,
'down': false,
'left': false,
'right': false,
'x': false,
'z': false
};
var keys2 = {
'up': false,
'down': false,
'left': false,
'right': false,
'x': false,
'z': false
};
var connectButton, runButton;
var sync;
function Layer(canvas) {
this.canvas = canvas;
this.gl = this._initGl(canvas);
this.gl.clearColor(0.0, 0.0, 0.0, 1.0);
this.shader = this._initShader(this.gl);
this.mvMatrix = mat4.create();
this.pMatrix = mat4.create();
};
Layer.prototype._NAMES = ['webgl', 'experimental-webgl'];
Layer.prototype._SHADERS = {};
Layer.prototype._SHADERS['shader-vs'] = {};
Layer.prototype._SHADERS['shader-vs'].type = 'x-shader/x-vertex';
Layer.prototype._SHADERS['shader-vs'].src = '\
attribute vec3 aVertexPosition;\
attribute vec2 aTextureCoordinates;\
attribute vec4 aColor;\
\
uniform mat4 uMVMatrix;\
uniform mat4 uPMatrix;\
\
varying vec2 vTextureCoordinates;\
varying vec4 vColor;\
void main() {\
gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0);\
vTextureCoordinates = aTextureCoordinates;\
vColor = aColor;\
}\
';
Layer.prototype._SHADERS['shader-fs'] = {};
Layer.prototype._SHADERS['shader-fs'].type = 'x-shader/x-fragment';
Layer.prototype._SHADERS['shader-fs'].src = '\
precision mediump float;\
varying vec2 vTextureCoordinates;\
uniform sampler2D uSampler;\
varying vec4 vColor;\
void main() {\
vec4 textureColor = texture2D(uSampler, vTextureCoordinates);\
gl_FragColor = textureColor * vColor;\
}\
';
Layer.prototype._initGl = function(canvas) {
var names = this._NAMES;
var context = null;
for(var i = 0; i < names.length; i++) {
try {
context = canvas.getContext(names[i]);
} catch(e) {
if(context)
break;
}
}
if(context) {
context.viewportWidth = canvas.width;
context.viewportHeight = canvas.height;
} else {
alert("Failed to create WebGL context!");
}
return context;
};
Layer.prototype._compileShaderFromDOM = function(gl, id) {
var script = document.getElementById(id);
if(!script)
return null;
var source = '';
var currentChild = script.firstChild;
while(currentChild) {
if(currentChild.nodeType == 3) { // 3 corresponds to TEXT_NODE
source += currentChild.textContent;
}
currentChild = currentChild.nextSibling;
}
return this._compileShader(gl, source, script.type);
};
Layer.prototype._compileShader = function(gl, source, type) {
var shader;
if(type == 'x-shader/x-fragment') {
shader = gl.createShader(gl.FRAGMENT_SHADER);
} else if(type == 'x-shader/x-vertex') {
shader = gl.createShader(gl.VERTEX_SHADER);
} else {
return null;
}
gl.shaderSource(shader, source);
gl.compileShader(shader);
if(!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) {
alert(gl.getShaderInfoLog(shader));
return null;
}
return shader;
};
Layer.prototype._initVertexShader = function(gl) {
var params = this._SHADERS['shader-vs'];
return this._compileShader(gl, params.src, params.type);
};
Layer.prototype._initFragmentShader = function(gl) {
var params = this._SHADERS['shader-fs'];
return this._compileShader(gl, params.src, params.type);
};
Layer.prototype._initShader = function(gl) {
var vertexShader = this._initVertexShader(gl);
var fragmentShader = this._initFragmentShader(gl);
var shader = gl.createProgram();
gl.attachShader(shader, vertexShader);
gl.attachShader(shader, fragmentShader);
gl.linkProgram(shader);
if(!gl.getProgramParameter(shader, gl.LINK_STATUS)) {
alert("Failed to setup shaders");
}
gl.useProgram(shader);
shader.vertexPositionAttribute =
gl.getAttribLocation(shader, 'aVertexPosition');
gl.enableVertexAttribArray(shader.vertexPositionAttribute);
shader.textureCoordAttribute =
gl.getAttribLocation(shader, 'aTextureCoordinates');
gl.enableVertexAttribArray(shader.textureCoordAttribute);
shader.colorAttribute =
gl.getAttribLocation(shader, 'aColor');
gl.enableVertexAttribArray(shader.colorAttribute);
shader.pMatrixUniform =
gl.getUniformLocation(shader, 'uPMatrix');
shader.mvMatrixUniform =
gl.getUniformLocation(shader, 'uMVMatrix');
shader.uSamplerUniform =
gl.getUniformLocation(shader, 'uSampler');
return shader;
}
Layer.prototype.setMatrixUniforms = function(gl) {
gl.uniformMatrix4fv(this.shader.pMatrixUniform, false, this.pMatrix);
gl.uniformMatrix4fv(this.shader.mvMatrixUniform, false, this.mvMatrix);
}
Layer.prototype.viewport = function() {
this.gl.viewport(0, 0, this.gl.viewportWidth, this.gl.viewportHeight);
};
Layer.prototype.clear = function() {
this.gl.clear(this.gl.COLOR_BUFFER_BIT);
};
Layer.prototype.perspective = function(theta, near, far) {
mat4.perspective(theta, this.gl.viewportWidth / this.gl.viewportHeight,
near, far, this.pMatrix);
};
Layer.prototype.ortho = function(near, far) {
mat4.ortho(-this.gl.viewportWidth/2,
this.gl.viewportWidth/2,
-this.gl.viewportHeight/2,
this.gl.viewportHeight/2,
near, far, this.pMatrix);
};
function Element() {
this.x = 0;
this.y = 0;
this.z = 0;
this.w = 0;
this.h = 0;
this.theta = null;
this.xIndex = 0;
this.yIndex = 0;
this.count = 0;
this.view = null;
this.imageW = 256; // TODO: temporal
this.imageH = 256; // TODO: temporal
};
Element.prototype.Math = Math;
Element.prototype.init = function() {
this._initView();
};
Element.prototype._initView = function() {
this.view = this._generateView();
this.view.init();
};
Element.prototype._generateView = function() {
return new ElementView(this);
};
Element.prototype.runStep = function() {
this.count++;
};
Element.prototype.getX = function() {
return this.x;
};
Element.prototype.getY = function() {
return this.y;
};
Element.prototype.getZ = function() {
return this.z;
};
Element.prototype.getWidth = function() {
return this.w;
};
Element.prototype.getHeight = function() {
return this.h;
};
Element.prototype.getTheta = function() {
return this.theta;
};
Element.prototype.getRadian = function() {
return this._theta2Radian(this.getTheta());
};
Element.prototype.getATheta = function() {
return 270-this.theta;
};
Element.prototype.getARadian = function() {
return this._theta2Radian(this.getATheta());
};
Element.prototype._theta2Radian = function(theta) {
return theta * this.Math.PI / 180;
};
Element.prototype._radian2Theta = function(radian) {
return radian * 180 / this.Math.PI;
};
Element.prototype.getView = function() {
return this.view;
};
Element.prototype.getImageXIndex = function() {
return this.xIndex;
};
Element.prototype.getImageYIndex = function() {
return this.yIndex;
};
Element.prototype.getImageWidth = function() {
return this.imageW;
};
Element.prototype.getImageHeight = function() {
return this.imageH;
};
function ElementManager() {
this.elements = [];
this.maxLength = 1000;
};
ElementManager.prototype.clear = function() {
this.elements.length = 0;
};
ElementManager.prototype.get = function(index) {
return this.elements[index];
};
ElementManager.prototype.add = function(element) {
this.elements.push(element);
};
ElementManager.prototype.getMaxLength = function() {
return this.maxLength;
};
ElementManager.prototype.getLength = function() {
return this.elements.length;
};
ElementManager.prototype.runStep = function() {
for(var i = 0; i < this.getLength(); i++)
this.get(i).runStep();
};
function ElementView(element) {
this.element = element;
this.a = 1.0;
this.vertices = [];
this.coordinates = [];
this.indices = [];
this.colors = [];
this.sVertices = [];
this.vertices.length = this._V_SIZE;
this.coordinates.length = this._C_SIZE;
this.indices.length = this._I_SIZE;
this.colors.length = this._A_SIZE;
this.sVertices.length = this._V_SIZE;
};
ElementView.prototype.Math = Math;
ElementView.prototype._V_ITEM_SIZE = 3;
ElementView.prototype._V_ITEM_NUM = 4;
ElementView.prototype._V_SIZE = ElementView.prototype._V_ITEM_SIZE *
ElementView.prototype._V_ITEM_NUM;
ElementView.prototype._C_ITEM_SIZE = 2;
ElementView.prototype._C_ITEM_NUM = 4;
ElementView.prototype._C_SIZE = ElementView.prototype._C_ITEM_SIZE *
ElementView.prototype._C_ITEM_NUM;
ElementView.prototype._I_ITEM_SIZE = 1;
ElementView.prototype._I_ITEM_NUM = 6;
ElementView.prototype._I_SIZE = ElementView.prototype._I_ITEM_SIZE *
ElementView.prototype._I_ITEM_NUM;
ElementView.prototype._A_ITEM_SIZE = 4;
ElementView.prototype._A_ITEM_NUM = 4;
ElementView.prototype._A_SIZE = ElementView.prototype._A_ITEM_SIZE *
ElementView.prototype._A_ITEM_NUM;
ElementView.prototype.init = function() {
this._initVertices();
this._initCoordinates();
this._initIndices();
this._initColors();
};
ElementView.prototype._initVertices = function() {
var w = this.element.getWidth()/2;
var h = this.element.getHeight()/2;
this.vertices[0] = -w;
this.vertices[1] = -h;
this.vertices[2] = -1.0;
this.vertices[3] = w;
this.vertices[4] = -h;
this.vertices[5] = -1.0;
this.vertices[6] = w;
this.vertices[7] = h;
this.vertices[8] = -1.0;
this.vertices[9] = -w;
this.vertices[10] = h;
this.vertices[11] = -1.0;
};
ElementView.prototype._initCoordinates = function() {
var w = this.element.getWidth()/this.element.getImageWidth();
var h = this.element.getHeight()/this.element.getImageHeight();
var x1 = w * this.element.getImageXIndex();
var y1 = h * this.element.getImageYIndex();
var x2 = x1 + w;
var y2 = y1 + h;
this.coordinates[0] = x1;
this.coordinates[1] = y2;
this.coordinates[2] = x2;
this.coordinates[3] = y2;
this.coordinates[4] = x2;
this.coordinates[5] = y1;
this.coordinates[6] = x1;
this.coordinates[7] = y1;
};
ElementView.prototype._initIndices = function() {
this.indices[0] = 0;
this.indices[1] = 1;
this.indices[2] = 2;
this.indices[3] = 0;
this.indices[4] = 2;
this.indices[5] = 3;
};
ElementView.prototype._initColors = function() {
this.colors[0] = 1.0;
this.colors[1] = 1.0;
this.colors[2] = 1.0;
this.colors[3] = 1.0;
this.colors[4] = 1.0;
this.colors[5] = 1.0;
this.colors[6] = 1.0;
this.colors[7] = 1.0;
this.colors[8] = 1.0;
this.colors[9] = 1.0;
this.colors[10] = 1.0;
this.colors[11] = 1.0;
this.colors[12] = 1.0;
this.colors[13] = 1.0;
this.colors[14] = 1.0;
this.colors[15] = 1.0;
};
ElementView.prototype.saveVertices = function() {
for(var i = 0; i < this._V_SIZE; i++) {
this.sVertices[i] = this.vertices[i];
}
};
ElementView.prototype.restoreVertices = function() {
for(var i = 0; i < this._V_SIZE; i++) {
this.vertices[i] = this.sVertices[i];
}
};
ElementView.prototype.translate = function() {
for(var i = 0; i < this._V_ITEM_NUM; i++) {
this.vertices[i*this._V_ITEM_SIZE+0] += this.element.getX();
this.vertices[i*this._V_ITEM_SIZE+1] -= this.element.getY();
this.vertices[i*this._V_ITEM_SIZE+2] += this.element.getZ();
}
};
ElementView.prototype.rotate = function() {
var radian = this.element.getARadian();
for(var i = 0; i < this._V_ITEM_NUM; i++) {
var x = this.vertices[i*this._V_ITEM_SIZE+0];
var y = this.vertices[i*this._V_ITEM_SIZE+1];
this.vertices[i*this._V_ITEM_SIZE+0] =
x * this.Math.cos(radian) - y * this.Math.sin(radian);
this.vertices[i*this._V_ITEM_SIZE+1] =
x * this.Math.sin(radian) + y * this.Math.cos(radian);
}
};
ElementView.prototype.animate = function() {
};
function ElementsDrawer(elementManager, gl, image) {
this.elementManager = elementManager;
var maxLength = elementManager.getMaxLength();
this.vArray = new Float32Array(maxLength*12);
this.cArray = new Float32Array(maxLength*8);
this.iArray = new Uint16Array(maxLength*6);
this.aArray = new Float32Array(maxLength*16);
this.vBuffer = gl.createBuffer();
this.cBuffer = gl.createBuffer();
this.iBuffer = gl.createBuffer();
this.aBuffer = gl.createBuffer();
this.image = image;
this.texture = null;
this._initTexture(gl);
};
// only for reference
ElementsDrawer.prototype.ElementView = ElementView.prototype;
ElementsDrawer.prototype._initTexture = function(gl) {
this.texture = gl.createTexture();
gl.bindTexture(gl.TEXTURE_2D, this.texture)
// gl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, true);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE,
this.image);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.REPEAT);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.REPEAT);
gl.bindTexture(gl.TEXTURE_2D, null);
};
ElementsDrawer.prototype._pourVerticies = function(i, v) {
v.saveVertices();
v.rotate();
v.translate();
for(var j = 0; j < this.ElementView._V_SIZE; j++) {
this.vArray[i*this.ElementView._V_SIZE+j] = v.vertices[j];
}
v.restoreVertices();
};
ElementsDrawer.prototype._pourCoordinates = function(i, v) {
for(var j = 0; j < this.ElementView._C_SIZE; j++) {
this.cArray[i*this.ElementView._C_SIZE+j] = v.coordinates[j];
}
};
ElementsDrawer.prototype._pourIndices = function(i, v) {
// TODO: 4 is a magic number
this.iArray[i*this.ElementView._I_SIZE+0] = i*4 + v.indices[0];
this.iArray[i*this.ElementView._I_SIZE+1] = i*4 + v.indices[1];
this.iArray[i*this.ElementView._I_SIZE+2] = i*4 + v.indices[2];
this.iArray[i*this.ElementView._I_SIZE+3] = i*4 + v.indices[3];
this.iArray[i*this.ElementView._I_SIZE+4] = i*4 + v.indices[4];
this.iArray[i*this.ElementView._I_SIZE+5] = i*4 + v.indices[5];
};
ElementsDrawer.prototype._pourColors = function(i, v) {
this.aArray[i*this.ElementView._A_SIZE+0] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+1] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+2] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+3] = v.a;
this.aArray[i*this.ElementView._A_SIZE+4] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+5] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+6] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+7] = v.a;
this.aArray[i*this.ElementView._A_SIZE+8] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+9] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+10] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+11] = v.a;
this.aArray[i*this.ElementView._A_SIZE+12] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+13] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+14] = 1.0;
this.aArray[i*this.ElementView._A_SIZE+15] = v.a;
};
ElementsDrawer.prototype._pourArray = function() {
var length = this.elementManager.getLength();
for(var i = 0; i < length; i++) {
var e = this.elementManager.get(i);
var v = e.getView();
v.animate();
this._pourVerticies(i, v);
this._pourCoordinates(i, v);
this._pourIndices(i, v);
this._pourColors(i, v);
}
};
ElementsDrawer.prototype._pourBuffer = function(gl) {
var length = this.elementManager.getLength();
gl.bindBuffer(gl.ARRAY_BUFFER, this.vBuffer);
gl.bufferData(gl.ARRAY_BUFFER, this.vArray, gl.STATIC_DRAW);
this.vBuffer.itemSize = this.ElementView._V_ITEM_SIZE;
this.vBuffer.numItems = length * this.ElementView._V_ITEM_NUM;
gl.bindBuffer(gl.ARRAY_BUFFER, this.cBuffer);
gl.bufferData(gl.ARRAY_BUFFER, this.cArray, gl.STATIC_DRAW);
this.cBuffer.itemSize = this.ElementView._C_ITEM_SIZE;
this.cBuffer.numItems = length * this.ElementView._C_ITEM_NUM;
gl.bindBuffer(gl.ARRAY_BUFFER, this.aBuffer);
gl.bufferData(gl.ARRAY_BUFFER, this.aArray, gl.STATIC_DRAW);
this.aBuffer.itemSize = this.ElementView._A_ITEM_SIZE;
this.aBuffer.numItems = length * this.ElementView._A_ITEM_NUM;
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, this.iBuffer);
gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, this.iArray, gl.STATIC_DRAW);
this.iBuffer.itemSize = this.ElementView._I_ITEM_SIZE;
this.iBuffer.numItems = length * this.ElementView._I_ITEM_NUM;
};
ElementsDrawer.prototype._draw = function(layer) {
var gl = layer.gl;
gl.bindBuffer(gl.ARRAY_BUFFER, this.vBuffer);
gl.vertexAttribPointer(layer.shader.vertexPositionAttribute,
this.vBuffer.itemSize, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, this.aBuffer);
gl.vertexAttribPointer(layer.shader.colorAttribute,
this.aBuffer.itemSize, gl.FLOAT, false, 0, 0);
gl.bindBuffer(gl.ARRAY_BUFFER, this.cBuffer);
gl.vertexAttribPointer(layer.shader.textureCoordAttribute,
this.cBuffer.itemSize, gl.FLOAT, false, 0, 0);
gl.activeTexture(gl.TEXTURE0);
gl.bindTexture(gl.TEXTURE_2D, this.texture);
gl.uniform1i(layer.shader.uSamplerUniform, 0);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.enable(gl.BLEND);
gl.disable(gl.DEPTH_TEST);
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, this.iBuffer);
layer.setMatrixUniforms(gl);
gl.drawElements(gl.TRIANGLES, this.iBuffer.numItems, gl.UNSIGNED_SHORT, 0);
};
ElementsDrawer.prototype._prepareDraw = function(layer) {
};
ElementsDrawer.prototype.draw = function(layer) {
this._pourArray();
this._pourBuffer(layer.gl);
mat4.identity(layer.mvMatrix);
this._prepareDraw(layer);
this._draw(layer);
};
function Fighter() {
this.parent = Element;
this.parent.call(this);
this.w = 32;
this.h = 48;
this.theta = 270;
};
__inherit(Fighter, Element);
Fighter.prototype._generateView = function(gl, image) {
return new FighterView(this);
};
Fighter.prototype.runStep = function() {
this.count++;
};
function FighterManager() {
this.parent = ElementManager;
this.parent.call(this);
this.maxLength = 2;
};
__inherit(FighterManager, ElementManager);
function FighterView(element) {
this.parent = ElementView;
this.parent.call(this, element);
};
__inherit(FighterView, ElementView);
FighterView.prototype.animate = function() {
var num = ((this.element.count/4)%8) | 0;
this.element.xIndex = num;
this._initCoordinates();
};
function FightersDrawer(elementManager, gl, image) {
this.parent = ElementsDrawer;
this.parent.call(this, elementManager, gl, image);
};
__inherit(FightersDrawer, ElementsDrawer);
function Bullet(type) {
this.parent = Element;
this.parent.call(this);
this.w = this._WIDTHS[type];
this.h = this._HEIGHTS[type];
var xRange = this._X_INDEX_RANGE[type];
var yRange = this._Y_INDEX_RANGE[type];
this.xIndex = this.Math.floor(this.Math.random()*(xRange[1]-xRange[0])) + xRange[0];
this.yIndex = this.Math.floor(this.Math.random()*(yRange[1]-yRange[0])) + yRange[0];
this.imageH = 512; // TODO: temporal
this.calculate();
};
__inherit(Bullet, Element);
Bullet.prototype.Math = Math;
Bullet.prototype._TYPE_SMALL = 0;
Bullet.prototype._TYPE_MIDDLE = 1;
Bullet.prototype._TYPE_LARGE = 2;
Bullet.prototype._WIDTHS = [16, 32, 64];
Bullet.prototype._HEIGHTS = [16, 32, 64];
Bullet.prototype._X_INDEX_RANGE = [[0, 15], [0, 7], [0, 3]];
Bullet.prototype._Y_INDEX_RANGE = [[1, 11], [8, 12], [7, 7]];
Bullet.prototype._generateView = function() {
return new BulletView(this);
};
Bullet.prototype.calculate = function() {
this.theta = (this.Math.random()*359) | 0;
this.rad = this.theta * this.Math.PI/180;
this.v = ((this.Math.random()*10) | 0) + 1 ;
};
Bullet.prototype.runStep = function() {
this.x += this.v * this.Math.cos(this.rad);
this.y += this.v * this.Math.sin(this.rad);
if(this.x < -240 || this.x > 240)
this.x = -this.x;
if(this.y < -240 || this.y > 240)
this.y = -this.y;
this.count++;
// if(this.count % 50 == 0)
if(((this.Math.random()*20) | 0) == 0)
this.calculate();
};
function BulletManager() {
this.parent = ElementManager;
this.parent.call(this);
this.maxLength = 5000;
};
__inherit(BulletManager, ElementManager);
function BulletView(element) {
this.parent = ElementView;
this.parent.call(this, element);
this.a = 1 - this.Math.floor(this.Math.random() * 2)/10;
};
__inherit(BulletView, ElementView);
BulletView.prototype.Math = Math;
function BulletsDrawer(elementManager, gl, image) {
this.parent= ElementsDrawer;
this.parent.call(this, elementManager, gl, image);
};
__inherit(BulletsDrawer, ElementsDrawer);
function Background() {
this.parent = Element;
this.parent.call(this);
this.theta = 270;
};
__inherit(Background, Element);
Background.prototype._generateView = function() {
return new BackgroundView(this);
};
function BackgroundManager() {
this.parent = ElementManager;
this.parent.call(this);
this.maxLength = 2;
};
__inherit(BackgroundManager, ElementManager);
function BackgroundView(element) {
this.parent = ElementView;
this.parent.call(this, element);
};
__inherit(BackgroundView, ElementView);
BackgroundView.prototype._initVertices = function() {
this.vertices[0] = 0.0;
this.vertices[1] = 0.0;
this.vertices[2] = 0.0;
this.vertices[3] = 1.0;
this.vertices[4] = 0.0;
this.vertices[5] = 0.0;
this.vertices[6] = 1.0;
this.vertices[7] = 4.0;
this.vertices[8] = 0.0;
this.vertices[9] = 0.0;
this.vertices[10] = 4.0;
this.vertices[11] = 0.0;
};
BackgroundView.prototype._initCoordinates = function() {
this.coordinates[0] = 0.0;
this.coordinates[1] = 4.0;
this.coordinates[2] = 1.0;
this.coordinates[3] = 4.0;
this.coordinates[4] = 1.0;
this.coordinates[5] = 0.0;
this.coordinates[6] = 0.0;
this.coordinates[7] = 0.0;
};
function BackgroundsDrawer(elementManager, gl, image) {
this.parent = ElementsDrawer;
this.parent.call(this, elementManager, gl, image);
};
__inherit(BackgroundsDrawer, ElementsDrawer);
BackgroundsDrawer.prototype.Math = Math;
BackgroundsDrawer.prototype._prepareDraw = function(layer) {
var e = this.elementManager.get(0);
mat4.rotate(layer.mvMatrix, this.Math.PI/180*50, [-1, 0, 0]);
mat4.translate(layer.mvMatrix, [-0.5, 0-(((e.count/2) | 0)%100)/100, -0.5]);
};
function Synchronizer(room) {
this.peer = new Peer(room, wsURL, this);
this.peer.createPeerConnection();
this.localDone = false;
this.remoteDone = false;
}
Synchronizer.prototype.connect = function() {
this.peer.offer();
};
Synchronizer.prototype.sync = function() {
this.localDone = true;
this.peer.send(this._buildSentData());
if(this.remoteDone)
this.runStep();
};
Synchronizer.prototype._ID_START = 0;
Synchronizer.prototype._ID_SYNC = 1;
Synchronizer.prototype._FLAG_UP = 0x01;
Synchronizer.prototype._FLAG_DOWN = 0x02;
Synchronizer.prototype._FLAG_LEFT = 0x04;
Synchronizer.prototype._FLAG_RIGHT = 0x08;
Synchronizer.prototype._FLAG_X = 0x10;
Synchronizer.prototype._FLAG_Z = 0x20;
Synchronizer.prototype._CONTAINER = {id: Synchronizer.prototype._ID_SYNC,
keys: 0};
Synchronizer.prototype._buildSentData = function() {
var value = 0;
if(keys.up)
value |= this._FLAG_UP;
if(keys.down)
value |= this._FLAG_DOWN;
if(keys.left)
value |= this._FLAG_LEFT;
if(keys.right)
value |= this._FLAG_RIGHT;
if(keys.x)