Full version: jsB@nk » Game » Gravity
URL: https://www.javascriptbank.com/gravity-index.html
Gravity and bounce effect.
Full version: jsB@nk » Game » Gravity
URL: https://www.javascriptbank.com/gravity-index.html
<SCRIPT>var xxd=400if (screen.height<500){d=270}function checkScreen(){if (document.layers) {document.spr.top=(d-150)document.earth.top=(d+2)}if (document.all) {spr.style.pixelTop=(d-150);earth.style.pixelTop=(d+2)}}spring=.8function setSpring(xx){spring=xx}posY=0update=50 // update image every = 1/20 secondg=10 // acceleration of gravity ... actually 9.8v=0 // velocityfunction reDrop(){clearTimeout(xx)posY=0if (document.layers) {document.object1.top=0document.object1.left=(-11)}else {object1.style.pixelTop=0;object1.style.pixelLeft=-11}v=0rollOn()//setTimeout("drop()",1000)}var XX=0var sp=1.5function rollOn(){XX+=spif (document.layers) {document.object1.left=XXif ((XX>100)&&XX<140) posY+=1.8,document.object1.top=posY,sp=3}else {object1.style.pixelLeft=XXif ((XX>100)&&XX<140) posY+=1.8,object1.style.pixelTop=posY,sp=3}if (XX<225) setTimeout("rollOn()",10)else xx = setTimeout("drop()",200),XX=0,sp=1.5;}function drop(){//T+=update//t=T/100 // counting 1/10 of a second as one, otherwise divide by 1000 for real timev+=g*update/500posY+=v //total pixels travelled//posY=dif (posY>=d) {posY=d;}if (document.layers) {document.object1.top=posY}else {object1.style.pixelTop=posY;}if (posY<d) xx = setTimeout("drop()",update)else {v=v*springif (v>1) xx = setTimeout("rise()",update)}}function rise(){v-=g*update/500posY-=vif (document.layers)document.object1.top=posYelse {object1.style.pixelTop=posY;}if (v>0) xx = setTimeout("rise()",update)else {v=0//,posY=0xx = setTimeout("drop()",update)}}</SCRIPT><!-- This script downloaded from www.JavaScriptBank.com Come to view and download over 2000+ free javascript at www.JavaScriptBank.com--><BODY onload=checkScreen();reDrop()><DIV id=object1 style="LEFT: -11px; POSITION: absolute; TOP: 0px; Z-INDEX: 2"><IMG height=11 src="bullet.gif" width=11></DIV><DIV id=earth style="LEFT: 0px; POSITION: absolute; TOP: 402px; Z-INDEX: 2"><HR></DIV><DIV id=slide style="LEFT: 5px; POSITION: absolute; TOP: 9px; Z-INDEX: 2"><IMG height=29 src="slide.gif" width=220></DIV><DIV id=slideA style="LEFT: 235px; POSITION: absolute; TOP: 20px; Z-INDEX: 2"><B>|</B></DIV><DIV id=bounce style="LEFT: 10px; POSITION: absolute; TOP: 40px; Z-INDEX: 2"><FORM name=re><BR>rebounce the ball <INPUT onclick=reDrop() type=button value=GO><CENTER><p></p> </CENTER><BR></FORM></DIV><DIV id=spr style="LEFT: 2px; POSITION: absolute; TOP: 250px; Z-INDEX: 2"><FORM name=s><BR> Set bounce value (default is 60%)<BR><BR> (note: even with bounce at 100%,<BR> friction will slow it down) <BR><BR><INPUT onclick=setSpring(0) type=button value=" 0"> <INPUT onclick=setSpring(.30) type=button value=10> <INPUT onclick=setSpring(.60) type=button value=30> <INPUT onclick=setSpring(.75) type=button value="50 "> <INPUT onclick=setSpring(.90) type=button value=80> <INPUT onclick=setSpring(1.00) type=button value=100> <INPUT onclick=setSpring(1.05) type=button value=105> <INPUT onclick=setSpring(1.10) type=button value=110> </FORM></DIV></BODY><!-- This script downloaded from www.JavaScriptBank.com Come to view and download over 2000+ free javascript at www.JavaScriptBank.com-->
http://localhost/JSBank/javascript/game/Gravity/bullet.gif