var canvas, context; var particles=[]; var time = null; var electricalConstant = 100000; class Vector{ constructor(x, y){ this.x=x; this.y=y; } increase(B){ this.x+=B.x; this.y+=B.y; } increased(B){ return new Vector(this.x+B.x, this.y+B.y); } scale(k){ this.x*=k; this.y*=k; } scaled(k){ return new Vector(this.x*k, this.y*k); } getValue(){ return Math.sqrt(Math.pow(this.x, 2)+Math.pow(this.y, 2)); } normalize(){ this.scale(1/this.getValue()); } normalized(){ return this.scaled(1/this.getValue()); } } window.onload=function(){ canvas=document.getElementById("canvas"); context=canvas.getContext("2d"); canvas.width=window.innerWidth; canvas.height=window.innerHeight; context.fillStyle="#000"; context.fillRect(0, 0, canvas.width, canvas.height); God.applyPhysics(10); setInterval(()=>{ let rand =Math.random(); c=rand>0.5?2:-1; if(rand<0.1) c=0; r=5*Math.random(); m=1; new Particle(new Vector(canvas.width*Math.random(), canvas.height*Math.random()), r, m, c); }, 100) /*for(let x=0; x{ for(let l=0; l0){ let vectorAB = new Vector(B.location.x-A.location.x, B.location.y-A.location.y); //A.velocity = new Vector(0, 0); //B.velocity = new Vector(0,0) A.location.increase(vectorAB.normalized().scaled(-d/2)); B.location.increase(vectorAB.normalized().scaled(d/2)); // x dimension collision A vAx=(A.velocity.x*A.mass+(2*B.velocity.x-A.velocity.x)*B.mass)/(A.mass+B.mass); // y dimension collision A vAy=(A.velocity.y*A.mass+(2*B.velocity.y-A.velocity.y)*B.mass)/(A.mass+B.mass); // x dimension collision B vBx=(B.velocity.x*B.mass+(2*A.velocity.x-B.velocity.x)*A.mass)/(B.mass+A.mass); // y dimension collision B vBy=(B.velocity.y*B.mass+(2*A.velocity.y-B.velocity.y)*A.mass)/(B.mass+A.mass); //settings A.velocity.x=vAx; A.velocity.y=vAy; B.velocity.x=vBx; B.velocity.y=vBy; A.velocity.scale(0.5); B.velocity.scale(0.5); } } } particles = particles.filter((p)=>!(p.location.x+p.radius<0 || p.location.x-p.radius>canvas.width || p.location.y+p.radius<0 || p.location.y-p.radius>canvas.height || Number.isNaN(p.location.x))); context.fillStyle="#000"; context.fillRect(0,0,canvas.width, canvas.height); for(let l=0; l0) context.fillStyle="red"; else if(this.charge<0) context.fillStyle="#0055FF"; else context.fillStyle="green"; context.fill(); } distanceTo(B){ let dx=B.location.x-this.location.x; let dy=B.location.y-this.location.y; return Math.sqrt(Math.pow(dx, 2)+Math.pow(dy, 2)); } update(chronon){ this.velocity.increase(this.acceleration.scaled(chronon/1000)); //console.log(this.acceleration); this.location.increase(this.velocity.scaled(chronon/1000)); } }

Simulation