Dimples

Developer
Scott R McGann
Size
4,013 Kb
Views
18,216
  1. Dimples Previews
  2. Dimples HTML Codes
  3. Dimples CSS Codes
  4. Dimples JS Codes

How do I make an dimples?

What is a dimples? How do you make a dimples? This script and codes were developed by Scott R McGann on 11 November 2022, Friday.

Dimples Previews
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Dimples - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>dimples</title> <link rel="stylesheet" href="css/style.css">
</head>
<body> <canvas id=c></canvas> <script src="js/index.js"></script>
</body>
</html>

Dimples - Script Codes CSS Codes

body{	margin:0;	overflow:hidden; background:#000;
}
#c{	width:100%;	height:100vh;
}

Dimples - Script Codes JS Codes

var {atan2,sqrt,sin,cos,PI,acos} = Math;
project3D=(x,y,z,vars)=>{	x-=vars.camX,y-=vars.camY,z-=vars.camZ;	p=atan2(x,z),d=sqrt(z*z+x*x),x=sin(p-vars.yaw)*d,z=cos(p-vars.yaw)*d;	p=atan2(y,z),d=sqrt(y*y+z*z),y=sin(p-vars.pitch)*d,z=cos(p-vars.pitch)*d;	n=-9,b=1,l=9,d=1,e=0,f=0,g=x,h=z,k=(h-f)*(l-n)-(g-e)*(d-b),m=((g-e)*(b-f)-(h-f)*(n-e))/k;	return {x:vars.cx+(n+m*(l-n))*vars.scale,y:vars.cy+y/z*vars.scale,d:sqrt(x*x+y*y+z*z)};
}
elevation=(x,y,z)=>{	return acos(z / sqrt(x*x+y*y+z*z));
}
function subdivide(shape,subdivisions){	var t=shape.segs.length;	for(var i=0;i<t;++i){	var x1=shape.segs[i].a.x;	var y1=shape.segs[i].a.y;	var z1=shape.segs[i].a.z;	var x2=(shape.segs[i].b.x-x1)/subdivisions;	var y2=(shape.segs[i].b.y-y1)/subdivisions;	var z2=(shape.segs[i].b.z-z1)/subdivisions;	shape.segs[i].b.x=x1+x2;	shape.segs[i].b.y=y1+y2;	shape.segs[i].b.z=z1+z2;	var x3=x2;	var y3=y2;	var z3=z2;	for(var k=0;k<subdivisions-1;++k){	shape.segs.push(new Seg(x1+x2,y1+y2,z1+z2,x1+x2+x3,y1+y2+y3,z1+z2+z3));	x2+=x3;	y2+=y3;	z2+=z3;	}	}
}
function Vert(x,y,z){	this.x = x;	this.y = y;	this.z = z;
}
function Seg(x1,y1,z1,x2,y2,z2){	this.a = new Vert(x1,y1,z1);	this.b = new Vert(x2,y2,z2);	this.dist=0;
}
function Polygon(){	this.verts=new Array();	this.dist=0;
}
function process(vars){	p = atan2(vars.camX, vars.camZ);	d = sqrt(vars.camX * vars.camX + vars.camZ * vars.camZ);	d -= sin(vars.frameNo / 80) / 120;	t = sin(vars.frameNo / 200) / 100;	vars.camX = sin(p + t) * d;	vars.camZ = cos(p + t) * d;	vars.camY -= cos(vars.frameNo / 160) / 80;	vars.yaw = PI + p + t;	vars.pitch = elevation(vars.camX, vars.camZ, vars.camY) - PI / 2;
}
function draw(vars){	vars.ctx.globalAlpha=1;	vars.ctx.fillStyle="#012";	vars.ctx.fillRect(0, 0, vars.canvas.width, vars.canvas.height);	var x1,y1,z1,x2,y2,z2,point1,point2;	for(var i=0;i<vars.shapes.length;++i){	for(var j=0;j<vars.shapes[i].polys.length;++j){	if(i%2){	vars.ctx.globalAlpha=.75;	vars.ctx.fillStyle="#fff";	x=vars.shapes[i].x+vars.shapes[i].polys[j].cx;	y=vars.shapes[i].y+vars.shapes[i].polys[j].cy;	z=vars.shapes[i].z+vars.shapes[i].polys[j].cz;	point1=project3D(x,y,z,vars);	if(point1.d != -1){	var s=15/(1+point1.d);	vars.ctx.fillRect(point1.x-s/2,point1.y-s/2,s,s);	}	}else{	vars.ctx.globalAlpha=.1;	for(var k=0;k<vars.shapes[i].polys[j].segs.length;++k){	x=vars.shapes[i].x+vars.shapes[i].polys[j].segs[k].a.x;	y=vars.shapes[i].y+vars.shapes[i].polys[j].segs[k].a.y;	z=vars.shapes[i].z+vars.shapes[i].polys[j].segs[k].a.z;	point1=project3D(x,y,z,vars);	if(point1.d != -1){	vars.shapes[i].polys[j].segs[k].dist=point1.d;	x=vars.shapes[i].x+vars.shapes[i].polys[j].segs[k].b.x;	y=vars.shapes[i].y+vars.shapes[i].polys[j].segs[k].b.y;	z=vars.shapes[i].z+vars.shapes[i].polys[j].segs[k].b.z;	point2=project3D(x,y,z,vars);	if(point2.d != -1){	vars.ctx.strokeStyle="#0f8";	vars.ctx.lineWidth=15/(1+point1.d);	vars.ctx.beginPath();	vars.ctx.moveTo(point1.x,point1.y);	vars.ctx.lineTo(point2.x,point2.y);	vars.ctx.stroke();	}	}	}	}	}	}
}
function pushVert(p1,p2,dist,poly){	x=sin(p1)*sin(p2)*dist;	z=cos(p1)*sin(p2)*dist;	y=cos(p2)*dist;	poly.verts.push(new Vert(x,y,z));
}
function expandShape(shape,convexity){	for(j=0;j<shape.polys.length;++j){	x=shape.polys[j].cx;	y=shape.polys[j].cy;	z=shape.polys[j].cz;	console.log(z);	d=sqrt(x*x+y*y+z*z);	p1=atan2(x,y);	p2=elevation(x,y,z);	d2=d+(1-d)*convexity;	shape.polys[j].cx=sin(p1)*sin(p2)*d2;	shape.polys[j].cy=cos(p1)*sin(p2)*d2;	shape.polys[j].cz=cos(p2)*d2;	for(k=0;k<shape.polys[j].verts.length;++k){	x=shape.polys[j].verts[k].x;	y=shape.polys[j].verts[k].y;	z=shape.polys[j].verts[k].z;	d=sqrt(x*x+y*y+z*z);	p1=atan2(x,y);	p2=elevation(x,y,z);	d2=d+(1-d)*convexity;	shape.polys[j].verts[k].x=sin(p1)*sin(p2)*d2;	shape.polys[j].verts[k].y=cos(p1)*sin(p2)*d2;	shape.polys[j].verts[k].z=cos(p2)*d2;	}	}	return shape;
}
function segmentize(source){	var polys=[],x1,y1,z1,x2,y2,z2;	for(var i=0;i<source.length;++i){	var poly={};	poly.segs=[];	for(var j=0;j<source[i].verts.length;++j){	x1=source[i].verts[j].x;	y1=source[i].verts[j].y;	z1=source[i].verts[j].z;	if(j<source[i].verts.length-1){	x2=source[i].verts[j+1].x;	y2=source[i].verts[j+1].y;	z2=source[i].verts[j+1].z;	}else{	x2=source[i].verts[0].x;	y2=source[i].verts[0].y;	z2=source[i].verts[0].z;	}	poly.segs.push(new Seg(x1,y1,z1,x2,y2,z2));	}	polys.push(poly);	}	return polys;
}
function Shape(x,y,z){	this.polys=[];	this.x=x, this.y=y, this.z=z;
}
function Icosahedron(x,y,z){	var size=1, phi = 1.61803398875;	this.polys=[];	this.x=x, this.y=y, this.z=z, this.dist=0;	x1=-phi, y1=-1, z1=0, x2=phi, y2=-1, z2=0, x3=phi, y3=1, z3=0, x4=-phi, y4=1, z4=0,	y5=-phi, z5=-1, x5=0, y6=phi, z6=-1, x6=0, y7=phi, z7=1, x7=0, y8=-phi, z8=1, x8=0,	z9=-phi, x9=-1, y9=0, z10=phi, x10=-1, y10=0, z11=phi, x11=1, y11=0, z12=-phi, x12=1, y12=0;	p={}; p.verts=[];	p.verts.push(new Vert(x1,y1,z1));	p.verts.push(new Vert(x5,y5,z5));	p.verts.push(new Vert(x8,y8,z8));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x2,y2,z2));	p.verts.push(new Vert(x5,y5,z5));	p.verts.push(new Vert(x8,y8,z8));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x3,y3,z3));	p.verts.push(new Vert(x6,y6,z6));	p.verts.push(new Vert(x7,y7,z7));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x4,y4,z4));	p.verts.push(new Vert(x6,y6,z6));	p.verts.push(new Vert(x7,y7,z7));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x9,y9,z9));	p.verts.push(new Vert(x12,y12,z12));	p.verts.push(new Vert(x5,y5,z5));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x9,y9,z9));	p.verts.push(new Vert(x12,y12,z12));	p.verts.push(new Vert(x6,y6,z6));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x10,y10,z10));	p.verts.push(new Vert(x11,y11,z11));	p.verts.push(new Vert(x7,y7,z7));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x10,y10,z10));	p.verts.push(new Vert(x11,y11,z11));	p.verts.push(new Vert(x8,y8,z8));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x1,y1,z1));	p.verts.push(new Vert(x9,y9,z9));	p.verts.push(new Vert(x4,y4,z4));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x1,y1,z1));	p.verts.push(new Vert(x10,y10,z10));	p.verts.push(new Vert(x4,y4,z4));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x2,y2,z2));	p.verts.push(new Vert(x11,y11,z11));	p.verts.push(new Vert(x3,y3,z3));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x2,y2,z2));	p.verts.push(new Vert(x12,y12,z12));	p.verts.push(new Vert(x3,y3,z3));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x2,y2,z2));	p.verts.push(new Vert(x11,y11,z11));	p.verts.push(new Vert(x8,y8,z8));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x2,y2,z2));	p.verts.push(new Vert(x12,y12,z12));	p.verts.push(new Vert(x5,y5,z5));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x1,y1,z1));	p.verts.push(new Vert(x10,y10,z10));	p.verts.push(new Vert(x8,y8,z8));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x1,y1,z1));	p.verts.push(new Vert(x9,y9,z9));	p.verts.push(new Vert(x5,y5,z5));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x4,y4,z4));	p.verts.push(new Vert(x9,y9,z9));	p.verts.push(new Vert(x6,y6,z6));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x3,y3,z3));	p.verts.push(new Vert(x12,y12,z12));	p.verts.push(new Vert(x6,y6,z6));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x4,y4,z4));	p.verts.push(new Vert(x10,y10,z10));	p.verts.push(new Vert(x7,y7,z7));	this.polys.push(p);	p={}; p.verts=[];	p.verts.push(new Vert(x3,y3,z3));	p.verts.push(new Vert(x11,y11,z11));	p.verts.push(new Vert(x7,y7,z7));	this.polys.push(p);
}
function subdivide(shape,subdivisions){	for(var j=0;j<subdivisions;++j){	newShape=new Shape(shape.x,shape.y,shape.z);	for(var k=0;k<shape.polys.length;++k){	x1=(shape.polys[k].verts[1].x+shape.polys[k].verts[0].x)/2;	y1=(shape.polys[k].verts[1].y+shape.polys[k].verts[0].y)/2;	z1=(shape.polys[k].verts[1].z+shape.polys[k].verts[0].z)/2;	x2=(shape.polys[k].verts[2].x+shape.polys[k].verts[1].x)/2;	y2=(shape.polys[k].verts[2].y+shape.polys[k].verts[1].y)/2;	z2=(shape.polys[k].verts[2].z+shape.polys[k].verts[1].z)/2;	x3=(shape.polys[k].verts[0].x+shape.polys[k].verts[2].x)/2;	y3=(shape.polys[k].verts[0].y+shape.polys[k].verts[2].y)/2;	z3=(shape.polys[k].verts[0].z+shape.polys[k].verts[2].z)/2;	p=new Polygon();	p.verts.push(new Vert(shape.polys[k].verts[0].x,shape.polys[k].verts[0].y,shape.polys[k].verts[0].z));	p.verts.push(new Vert(x1,y1,z1));	p.verts.push(new Vert(x3,y3,z3));	p.cx=(p.verts[0].x+p.verts[1].x+p.verts[2].x)/3;	p.cy=(p.verts[0].y+p.verts[1].y+p.verts[2].y)/3;	p.cz=(p.verts[0].z+p.verts[1].z+p.verts[2].z)/3;	newShape.polys.push(p);	p=new Polygon();	p.verts.push(new Vert(x1,y1,z1));	p.verts.push(new Vert(shape.polys[k].verts[1].x,shape.polys[k].verts[1].y,shape.polys[k].verts[1].z));	p.verts.push(new Vert(x2,y2,z2));	p.cx=(p.verts[0].x+p.verts[1].x+p.verts[2].x)/3;	p.cy=(p.verts[0].y+p.verts[1].y+p.verts[2].y)/3;	p.cz=(p.verts[0].z+p.verts[1].z+p.verts[2].z)/3;	newShape.polys.push(p);	p=new Polygon();	p.verts.push(new Vert(x3,y3,z3));	p.verts.push(new Vert(x2,y2,z2));	p.verts.push(new Vert(shape.polys[k].verts[2].x,shape.polys[k].verts[2].y,shape.polys[k].verts[2].z));	p.cx=(p.verts[0].x+p.verts[1].x+p.verts[2].x)/3;	p.cy=(p.verts[0].y+p.verts[1].y+p.verts[2].y)/3;	p.cz=(p.verts[0].z+p.verts[1].z+p.verts[2].z)/3;	newShape.polys.push(p);	p=new Polygon();	p.verts.push(new Vert(x3,y3,z3));	p.verts.push(new Vert(x1,y1,z1));	p.verts.push(new Vert(x2,y2,z2));	p.cx=(p.verts[0].x+p.verts[1].x+p.verts[2].x)/3;	p.cy=(p.verts[0].y+p.verts[1].y+p.verts[2].y)/3;	p.cz=(p.verts[0].z+p.verts[1].z+p.verts[2].z)/3;	newShape.polys.push(p);	}	shape=newShape;	}	return shape;
}
function loadScene(vars){	var x,y,z,x1,y1,z1,x2,y2,z2,x3,y3,z3;	vars.shapes=[];	for(var i=0;i<3;++i){	var p=PI*2/3*i;	x=sin(p)*1.5;	y=0	z=cos(p)*1.5;	shape=new Icosahedron(x,y,z);	shape=subdivide(shape,i);	shape=expandShape(shape,1)	shape.polys=segmentize(shape.polys);	vars.shapes.push(shape);	shape=new Icosahedron(x,y,z);	shape=subdivide(shape,i);	shape=expandShape(shape,1);	shape=subdivide(shape,1);	vars.shapes.push(shape);	}
}
function frame(vars) {	if(vars === undefined){	var vars={};	vars.canvas = c;	vars.ctx = vars.canvas.getContext("2d");	vars.canvas.width = document.body.clientWidth;	vars.canvas.height = document.body.clientHeight;	window.addEventListener("resize", function(){	vars.canvas.width = document.body.clientWidth;	vars.canvas.height = document.body.clientHeight;	vars.cx=vars.canvas.width/2;	vars.cy=vars.canvas.height/2;	}, true);	vars.frameNo=0;	vars.rFrameNo=0;	vars.camX = 0;	vars.camY = 0;	vars.camZ = -5;	vars.yaw=0;	vars.pitch=0;	vars.mx=0;	vars.my=0;	vars.omx=vars.mx;	vars.omy=vars.my;	vars.cx=vars.canvas.width/2;	vars.cy=vars.canvas.height/2;	vars.scale=800;	vars.floor=2.5;	loadScene(vars);	}	vars.frameNo++;	requestAnimationFrame(function() { frame(vars);	});	process(vars);	draw(vars);
}
frame();
Dimples - Script Codes
Dimples - Script Codes
Home Page Home
Developer Scott R McGann
Username cantelope
Uploaded November 11, 2022
Rating 4.5
Size 4,013 Kb
Views 18,216
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