var score=0; var windowHeight=window.innerHeight; var windowWidth=window.innerWidth; var playerMovingSpeedX=0; var groundsMovingTimeout=5; var gameOver=true; var Player= { mass:3, fallingSpeed:1, } /** * Moving speed of grounds [rectangles] */ var groundMovingSpeed=1; var playerMovingUpSpeed=2; function ApplyGravity() { if(gameOver) return; var player=document.getElementById("Player"); var playerY=parseFloat(player.getAttribute("cy")); if(!playerColliding()) { playerY+= Player.mass * Player.fallingSpeed ; Player.fallingSpeed=1; } else playerY-=playerMovingUpSpeed; if(playerY<=-15 || playerY-parseFloat(player.getAttribute("r")) >=windowHeight ) { alert("You died!!\n😭😭😭\nScore : "+score); gameOver=true; Restart(); return; } player.setAttribute("cy",playerY); } function changePlayerX() { if(gameOver) return; var playerX=parseFloat($("#Player").attr("cx")); var playerRadius=parseFloat($("#Player").attr("r"))-3; if((playerMovingSpeedX==-1 && playerX-playerRadius<=0) || (playerMovingSpeedX==1 && playerX+playerRadius>=windowWidth)) return; playerX+=playerMovingSpeedX; $("#Player").attr("cx",playerX); } window.onkeydown=function(e) { if(e.keyCode==39) playerMovingSpeedX=1; else if(e.keyCode==37) playerMovingSpeedX=-1; } window.onkeyup=function() { playerMovingSpeedX=0; } function moveGround() { if(gameOver) return; var ground=document.getElementsByClassName("Surface"); for(var i=0;i0.8) playerMovingSpeedX=1; else if(x<-0.8) playerMovingSpeedX=-1; else playerMovingSpeedX=0; x=Math.floor(x); x=Math.abs(x); if(x>5) x=5; else if(x<1) x=1; x-=6; clearInterval(playerMovementXinterval); playerMovementXinterval=setInterval(changePlayerX,Math.abs(x)); }) } } function setInitialPosition() { var ground=document.getElementsByClassName("Surface"); $("#Player").attr("cy",0); for(var i=0;i rect2.x && rect1.y < rect2.y + rect2.h && rect1.y + rect1.h > rect2.y) return true; } return false; } /** * Returns a random number within specified range * @param {Number} Min Minimum value * @param {Number} Max Maximum value */ function randomNumber(Min,Max) { return Math.floor(Math.random()*(Max-Min+1))+Min; } function playerColliding() { var playerElement=document.getElementById("Player"); var player= { x:parseFloat(playerElement.getAttribute("cx")), y:parseFloat(playerElement.getAttribute("cy")), radius:parseFloat(playerElement.getAttribute("r")) } var boxes=document.getElementsByClassName("Surface"); for(var i=0;i box.x && (player.y+player.radius) >= box.y && (player.y + player.radius) <=box.y+5 )) { playerElement.setAttribute("cy",box.x); Player.fallingSpeed=0; return true; } } return false; } function addScore() { if(gameOver) return; score++; document.getElementById("score").innerHTML="Score : "+score; if(score % 200==0 && groundsMovingTimeout>=3) { clearInterval(moveGrounds); moveGrounds=setInterval(moveGround,--groundsMovingTimeout); playerMovingUpSpeed=groundMovingSpeed* (10/groundsMovingTimeout); } } function Restart() { if(confirm("Try again ??")) { score=0; $("#score").html="Score : "+score; setInitialPosition(); clearInterval(moveGrounds); groundsMovingTimeout=5; playerMovingUpSpeed=2; playerMovingSpeedX=0; moveGrounds=setInterval(moveGround,5); gameOver=false; } } var moveGrounds=setInterval(moveGround,5); setInterval(ApplyGravity,10); var playerMovementXinterval=setInterval(changePlayerX,2); setInterval(addScore,100);

Do or Die [Game]