delta: play it

_.md

[ Launch Inlet ]
Gist #2958511

config.json

{"description":"delta: play it","endpoint":"","display":"svg","public":true,"require":[],"fileconfigs":{"inlet.js":{"default":true,"vim":false,"emacs":false,"fontSize":12},"config.json":{"default":true,"vim":false,"emacs":false,"fontSize":12},"_.md":{"default":true,"vim":false,"emacs":false,"fontSize":12}},"tab":"edit","display_percent":0.6269755525096976,"play":true,"loop":true,"restart":false,"autoinit":true,"pause":true,"loop_type":"period","bv":false,"nclones":15,"clone_opacity":0.4,"duration":3000,"ease":"linear","dt":0.01,"hidepanel":false}

inlet.js

var svg = d3.select("svg")
var n = 7;
var cx = 200;
var cy = 200;
var opacity = 1;
var iterations = 7;
var stepSize = 1 / iterations * 2;
var toggle = 1;


//hiii
var rw = [51, 200]
var rh = [51, 200]
var x = [24, 410];
var y = [59, 351];
var color = ["#ff0000", "#0000ff"]
var corners = 24;

var nr = 6;
var nc = 6;

tributary.duration = 1500;
tributary.ease = d3.ease("linear")
//tributary.ease = d3.ease("bounce")
//delta.ease = d3.ease("cubic")
tributary.clone_opacity = 0.34145
tributary.nclones = 15;

tributary.loop_type = 'pingpong';

console.log(tributary)

function Path(canvas, path){
  
  this.dataPoints = [];
  
  if(path != undefined){
      this.path = path;
  
  }else{
    
    this.path = canvas.append('svg:path')
    .attr("stroke","black")
    .attr("stroke-width",3)
    .attr("fill","none");
  
  }
  
  
  
}


Path.prototype.el  = function(wayPoint){
	return this.path;  
}

Path.prototype.add  = function(wayPoint){
  this.dataPoints.push(wayPoint);
  
  
}

Path.prototype.render  = function(){
  	
   this.path.attr("d",this.pathWay());
}

Path.prototype.pathWay  = function(){
  var way = '';
  
  for(var i=0;i < this.dataPoints.length;i++){
    var elem = this.dataPoints[i];
    	way += elem.join(' ');
  }
  return way;
} 



var sw = parseInt(d3.select("svg").style("width"))
var sh = parseInt(d3.select("svg").style("height"))
var xoffset = sw / nr;
var yoffset = sh / nc;


var special_range = [2, 4]

tributary.init = function(g) {
   for(var j = 0; j < iterations; j++){
  
      var path = new Path(svg)
      var strokeWidth = (toggle == 1 ? 15 : 12)
      path.el()
          .attr("transform","translate("+[376,262]+")rotate("+(0)+")")
          .attr('fill','none')
          .attr('stroke','#'+Math.floor(Math.random()*16777215).toString(16))
          .attr('stroke-width',strokeWidth)
          .attr('stroke-opacity', 0.5);
          
      
      var r = 36 + (j * 13);
      path.add(['M',r,0]);  
      for(var i = 0; i < n; i++){
        
         var cx = r * Math.cos(2 * Math.PI * i / n);
         var cy = r * Math.sin(2 * Math.PI * i / n);
          
         path.add(['L',cx,cy]);
      }
      path.add(['z']);
      
      path.render();
      toggle *= -1;
	}
   
}

tributary.run = function(g,t) {

        	d3.selectAll('path')
    .attr('fill', function(d,i){
       var path = new Path(g,d3.select(this))
	   	var r = 36 * (i * 1);
        path.add(['M',r, 0]);  
     
        for(var i = 0; i < n; i++){
       		var cx = r * Math.cos(d3.interpolate(special_range[0], special_range[1])(t) * Math.PI * i / n);
	       var cy = r * Math.sin(d3.interpolate(special_range[0], special_range[1])(t) * Math.PI * i / n);
           
         path.add(['L',cx,cy]);
      }
            path.add(['z']);
      path.pathWay();
      path.render();
				
      return 'none';
    })
      
}