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|
// Render
var renderer = PIXI.autoDetectRenderer(800, 600),
stage = new PIXI.Container(),
playerScore, playerHealt, playerWave;
document.getElementById('game').appendChild(renderer.view);
// Text
var healt = new PIXI.Text("HEALT : 100", {font:"20px Verdana", fill:"white"}),
scoreText = new PIXI.Text("SCORE : 0", {font:"20px Verdana", fill:"white"}),
wave = new PIXI.Text("WAVE : 0", {font:"20px Verdana", fill:"white"});
healt.position.x += 10;
scoreText.anchor.x = 0.5;
scoreText.position.x = 400;
wave.anchor.x = 1;
wave.position.x = 800 - 10;
stage.addChild(healt);
stage.addChild(wave);
stage.addChild(scoreText);
// Globals
var HEALT = 100,
SCORE = 0,
WAVE = 0,
COLORS = ['C6FF39', 'FF5BCC', '55ECFF', 'FFF'],
ENNEMY_BY_LINE = 11,
COLUMNN = 4,
PIXEL_PER_SEC = 200,
SPEED_ENNEMY = 40;
var ennemyTextures = [],
ennemies = [];
for (var i = 0; i < COLORS.length; i++) {
var ennemyGraph = new PIXI.Graphics();
ennemyGraph.beginFill('0x'+COLORS[_.random(0, COLORS.length-1)]).lineStyle(0, 0xffd900, 1).moveTo(0,0).lineTo(20, 0).lineTo(20, 20).lineTo(16, 20).lineTo(16, 15).lineTo(4, 15).lineTo(4, 20).lineTo(0, 20).endFill();
ennemyTextures.push(ennemyGraph.generateTexture());
}
var gu = new PIXI.Graphics();
gu.beginFill(0xffd900).lineStyle(1, 0xffd900, 1).moveTo(0,0).lineTo(24, 0).lineTo(25, -6).lineTo(26, 0).lineTo(50, 0).lineTo(50, 20).lineTo(0, 20).lineTo(0, 0).endFill();
var player = new PIXI.Sprite(gu.generateTexture());
player.position.y = 550;
player.position.x = 400;
player.attract = function(x) {
if (x < 25 || x > 775) {
return;
}
player.position.x = x - 25;
};
stage.addChild(player);
stage.interactive = true;
// Création de la zone de collision avec la souris
stage.hitArea = new PIXI.Polygon([
new PIXI.Point(0, 0),
new PIXI.Point(window.innerWidth, 0),
new PIXI.Point(window.innerWidth, window.innerHeight),
new PIXI.Point(0, window.innerHeight)]
);
stage.mousedown = stage.touchstart = function(e) {
if (nextPlayerFire < Date.now()) {
createFire(player.position.x + 25, player.position.y, fired, 'FFFF0B');
nextPlayerFire = Date.now() + 750;
}
};
var fired = [],
eFired = [];
var tick, nextLine, nextFire, boundBorder, boundLeft, toLeft, skipLine, nextPlayerFire;
function collide(fire,ennemy){
var distX = Math.abs(fire.position.x - ennemy.position.x-ennemy.width/2);
var distY = Math.abs(fire.position.y - ennemy.position.y-ennemy.height/2);
if (distX > (ennemy.width/2 + 3)) { return false; }
if (distY > (ennemy.height/2 + 3)) { return false; }
if (distX <= (ennemy.width/2)) { return true; }
if (distY <= (ennemy.height/2)) { return true; }
var dx=distX-ennemy.width/2;
var dy=distY-ennemy.height/2;
return (dx*dx+dy*dy<=(3*3));
}
function createFire(x, y, arr, c) {
var fire = new PIXI.Graphics();
fire.lineStyle(0);
fire.beginFill('0x'+c, 0.5);
fire.drawCircle(1, 1, 3);
fire.endFill();
fire.position.x = x;
fire.position.y = y;
stage.addChild(fire);
arr.push(fire);
}
function clear(arr) {
for (var b = 0; b < arr.length; b++) {
stage.removeChild(arr[0]);
arr.shift();
b--;
}
}
function startWave() {
clear(ennemies);
for (var c = 0; c < COLUMNN; c++) {
for (var j = 0; j < ENNEMY_BY_LINE - 3; j++) {
var s = new PIXI.Sprite(ennemyTextures[_.random(0, COLORS.length - 1)]);
s.position.x = (800 / ENNEMY_BY_LINE * 2) + (800 / ENNEMY_BY_LINE) * j + (c%2 * 40);
s.position.y = 40 + 40 * c;
stage.addChild(s);
ennemies.push(s);
}
}
clear(fired);
clear(eFired);
nextPlayerFire = Date.now();
tick = Date.now();
nextLine = tick + 5000;
nextFire = tick + 2000 - (2000 * (playerWave * 5) / 100);
boundBorder = (800 / ENNEMY_BY_LINE * 2) - 10 - 20;
boundLeft = (800 / ENNEMY_BY_LINE * 2);
toLeft = true;
skipLine = false;
}
function init() {
playerHealt = 100;
healt.text = "HEALT : "+playerHealt;
playerWave = playerScore = 0;
wave.text = "WAVE : "+playerWave;
setScore(playerScore);
startWave();
}
function setScore(s) {
scoreText.text = "SCORE : "+s;
}
function now() {
return (Date.now() - tick) / 1000;
}
init();
requestAnimationFrame(animate);
function animate() {
player.attract(renderer.plugins.interaction.mouse.global.x);
for (var i = 0; i < fired.length; i++) {
fired[i].position.y -= now() * PIXEL_PER_SEC;
// Check collide
for (var f = 0; f < ennemies.length; f++) {
if (collide(fired[i], ennemies[f])) {
stage.removeChild(ennemies[f]);
stage.removeChild(fired[i]);
ennemies.splice(f, 1);
fired.splice(i, 1);
setScore(playerScore+= 50);
i--;
break;
}
}
}
for (var z = 0; z < eFired.length; z++) {
eFired[z].position.y += now() * PIXEL_PER_SEC;
if (collide(eFired[z], player)) {
stage.removeChild(eFired[z]);
eFired.splice(z, 1);
z--;
playerHealt -= 10;
healt.text = "HEALT : "+playerHealt;
}
}
if (boundLeft > 0 && toLeft) {
boundLeft -= now() * SPEED_ENNEMY;
if (boundLeft <= 0) {
toLeft = false;
}
} else if (boundLeft < boundBorder * 2 && !toLeft) {
boundLeft += now() * SPEED_ENNEMY;
if (boundLeft >= boundBorder * 2) {
toLeft = true;
}
}
if (nextLine < Date.now()) {
nextLine = Date.now() + 5000 - (5000 * (playerWave * 5) / 100);
skipLine = true;
}
for (var e = 0; e < ennemies.length; e++) {
if (ennemies[e].position.y > 530) {
init();
}
if (toLeft) {
ennemies[e].position.x -= now() * SPEED_ENNEMY;
} else {
ennemies[e].position.x += now() * SPEED_ENNEMY;
}
if (skipLine) {
ennemies[e].position.y += 20;
}
}
if (ennemies.length < 1) {
playerWave++;
wave.text = "WAVE : "+playerWave;
startWave();
}
if (playerHealt <= 0)
init();
if (nextFire < Date.now()) {
nextFire = Date.now() + 2000 - (2000 * (playerWave * 5) / 100);
var randomEnnemy = _.random(0, ennemies.length -1);
createFire(ennemies[randomEnnemy].position.x - 7, ennemies[randomEnnemy].position.y + 15, eFired, 'FF3136');
}
if (skipLine) {
skipLine = false;
}
// time to render the stage !
renderer.render(stage);
tick = Date.now();
// request another animation frame...
requestAnimationFrame(animate);
} |
