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client.html
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<html lang="en">
<meta charset="UTF-8" />
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/2.0.0/jquery.min.js"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/three.js/r68/three.min.js"></script>
<script src="http://cdn.socket.io/socket.io-1.0.0.js"></script>
<body>
<div id="signin" style="right: 100px;width:20%; margin:30px;position: fixed;background-color: white;opacity: 0.5;">
<h1>Please enter your name</h1>
<input type='text' id='userNameField' />
<input type="submit" value='Start' onclick='userName = $("#userNameField").val(); socket.emit("setname", $("#userNameField").val()); $("#signin").hide();' />
</div>
<div id="userhead" style="left:100px; width:20%; margin:30px;position: fixed;background-color: white;"><h1>User List</h1><hr>
<div id="leave"><button onclick='socket.emit("leave", userName); window.location = "http://www.bing.com/";'>Leave</button></div>
<div id="userlist"></div>
</div>
<script>
var renderer;
var scene;
var camera;
var Debug = true;
var cpath = window.location.pathname.split('/').pop();
var userName = '';
var socket = io.connect('http://127.0.0.1:8080/');
$('#userlist').html("<p>"+cpath+"</p>");
function init() {
// Setup Scene
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 1000);
renderer = new THREE.WebGLRenderer();
//renderer.setClearColor(0x000000, 1.0);
renderer.setSize(window.innerWidth, window.innerHeight);
renderer.shadowMapEnabled = true;
// Lights
var ambientLight = new THREE.AmbientLight(0x404040);
scene.add(ambientLight);
var spotLight = new THREE.SpotLight(0xffffff);
spotLight.position.set(10, 20, 20);
spotLight.shadowCameraNear = 20;
spotLight.shadowCameraFar = 50;
spotLight.castShadow = true;
//scene.add(spotLight);
// Render
document.body.appendChild(renderer.domElement); // add the output of the renderer to the DOM
render();
}
function render() {
//console.log("render");
var playerObject = scene.getObjectByName(userName);
camera.lookAt(playerObject.position);
requestAnimationFrame(render); // render using requestAnimationFrame
renderer.render(scene, camera);
}
function handleResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
}
window.onload = init;
window.addEventListener('resize', handleResize, false);
var socket = io.connect('http://127.0.0.1:8080/');
var playerX = new Array();
var playerY = new Array();
var userlist = new String();
var usernumber;
var clientid = new Array();
var createdPlayers = new Array();
var colors = ["red", "blue", "green", "yellow"];
socket.on('getplayers', function (user) { // Called by the setname() server function after submit button is pressed
users = user; //pass parameter to global users
console.log("getplayers(user)");
console.log("user: " + JSON.stringify(user)); // Returns list of users
var l = user.length;
for (var i = 0; i < l; i++) {
userlist += user[i][3]+'<br>'; // Add each user name to userlist
playerX[i] = user[i][1]; // Get X coordinate of User
playerY[i] = user[i][2]; // Get Y coordinate of User
}
$('#userlist').html('<p>'+userlist+'</p>');
draw(users);
});
socket.on('syncplayers', function (user) {
console.log("syncplayers(user)");
console.log(JSON.stringify(user));// Returns list of users
socket.emit("syncplayers", users);
users = user; // passing to global browser users
var l = users.length - 1;
for (var i = 0; i < l; i++) { // Loops through all the users in users
playerX[i] = user[i][1];
playerY[i] = user[i][2];
usernumber = users.length;
users[usernumber][0] = i;
users[usernumber][1] = playerX[i];
users[usernumber][2] = playerY[i];
}
});
socket.on('playermove', function (keystroke, clientIndex) { //Received from server when a player moves // [2]
console.log("playermove()");
if("users" in window){
movePlayer(keystroke,clientIndex);
socket.emit("syncplayers", users);
}
});
//socket.on('removeplayer', function (clientid) {
// playerX.splice(clientid, 1);
// playerY.splice(clientid, 1);
// });
addEventListener('keydown', function(e) { // [1] // Calls keypress() in server.js
console.log("keydown()");
if("users" in window){
if (users.length > 0) { // If users not empty
var l = users.length; // Loop the length of users array/object
for (var i = 0; i < l; i++) {
if (users[i][3] == userName) { // If current user in array equals userName
clientid = i;
}
}
}
}
var clientData = [];
clientData[0] = e.keyCode; // code of key pressed
clientData[1] = clientid; // position of "userName" in array "users"
if(clientData[0] == "37" || clientData[0] == "38"){
socket.emit('keypress',clientData);
}else if(clientData[0] == "39" || clientData[0] == "40"){
socket.emit('keypress',clientData);
}else{
console.log("Key pressed didn't meet criteria!");
}
//console.log(JSON.stringify(clientData));
}, false);
function socketResponse(type, data) {
socket.emit(type, data);
};
function movePlayer(keyStroke, clientIndex) {
console.log("movePlayer()");
console.log("clientIndex: " + JSON.stringify(clientIndex));
console.log("keyStroke: " + JSON.stringify(keyStroke));
if (keyStroke == 39) { // left
playerX[clientIndex]=playerX[clientIndex]+1;
users[clientIndex][1] = playerX[clientIndex];
} else if (keyStroke == 37) { // right
playerX[clientIndex]=playerX[clientIndex]-1;
users[clientIndex][1] = playerX[clientIndex];
}
if (keyStroke == 40) { // up
playerY[clientIndex]=playerY[clientIndex]+1;
users[clientIndex][2] = playerY[clientIndex];
} else if (keyStroke == 38) { // down
playerY[clientIndex]=playerY[clientIndex]-1;
users[clientIndex][2] = playerY[clientIndex];
}
move_individual(clientIndex);
};
function draw(user) {
console.log("Drawing initial users");
var l = (users.length) - 1;
if("users" in window){
for (var i = 0; i <= l; i++) { // loop that draws all users
if("users" in window){
console.log(JSON.stringify(users));
playerName = users[i][3];
}
console.log("createdPlayers.contains(userName): " + createdPlayers.contains(userName));
//!createdPlayers.contains(userName)
if(!scene.getObjectByName(createdPlayers[i])){ // create player if doesn't exist
make(playerName, playerX[i], playerY[i], 20);
createdPlayers.push(user[i][3]);
}
}
}
}
function make(name, playerX, playerY, playerZ){
console.log("------make()------");
var cubeGeometry = new THREE.BoxGeometry(10, 10, 10);
var currentColor = colors[0];
//console.log("colors: " + colors);
colors.push(currentColor); // Add to end of array
colors.splice(0, 1); //Remove first element
//console.log("new colors: " + colors);
var cubeMaterial = new THREE.MeshBasicMaterial({color: currentColor, transparent:false, opacity:1.0});
var cube = new THREE.Mesh(cubeGeometry, cubeMaterial);
cube.position.x = playerX;
cube.position.y = playerY;
cube.position.z = 20;
cube.name = name;
console.log("cube.name: " + cube.name);
scene.add(cube);
if(cube.name == userName){
console.log("Cube is player's. playerObject set.");
playerObject = scene.getObjectByName(userName);
scene.player = playerObject;
camera.lookAt(playerObject.position); // look at player
//console.log("camera: " + JSON.stringify(camera));
}
}
function move_individual(clientindex){
console.log("move_individual()");
var selectedPlayer = scene.getObjectByName(createdPlayers[clientindex]);
var X = playerX[clientindex];
var Y = playerY[clientindex];
if(Debug){
console.log("player: " + selectedPlayer);
console.log("player.name: " + selectedPlayer.name);
console.log("player.position.x: " + selectedPlayer.position.x);
console.log("player.position.y: " + selectedPlayer.position.y);
console.log("X: " + X);
console.log("Y: " + Y);
}
selectedPlayer.position.x = X;
selectedPlayer.position.y = Y;
}
//function leave(username){
// var user = username;
// socket.emit("leave", user);
//}
Array.prototype.contains = function ( needle ) {
for (i in this) {
if (this[i] == needle) return true;
}
return false;
}
</script>
</body>
</html>