atlas/web/_js/stats.js

287 lines
5.2 KiB
JavaScript

var areasSum = 0;
var areas = [];
for(var q = 0; q < atlas.length; q++){
var path = atlas[q].path;
var area = 0,
i,
j,
point1,
point2;
for (i = 0, j = path.length - 1; i < path.length; j=i,i++) {
point1 = path[i];
point2 = path[j];
area += point1[0] * point2[1];
area -= point1[1] * point2[0];
}
area = Math.abs(area/2);
if(atlas[q].name == "Companion Cube"){
var w = atlas[q].path[1][0] - atlas[q].path[0][0];
var h = atlas[q].path[2][1] - atlas[q].path[1][1];
console.log(w, h, w*h);
console.log(area, Math.sqrt(area));
}
areasSum += area;
areas.push(area);
atlas[q].area = area;
}
areas.sort(function(a, b){
if (a < b) {
return -1;
}
if (a > b) {
return 1;
}
// a must be equal to b
return 0;
});
atlas.sort(function(a, b){
if (a.area < b.area) {
return -1;
}
if (a.area > b.area) {
return 1;
}
// a must be equal to b
return 0;
});
var el = document.createElement("canvas");
el.style.position = "absolute";
el.style.top = "0px";
el.style.zIndex = "10000";
var ctx = el.getContext("2d");
el.width = 1600;
el.height = 500;
var steps = 150;
var max = 1500;
var largerThanMax = 0;
for(var i in areas){
if(areas[i] > max){
largerThanMax++;
}
}
console.log("There are "+largerThanMax+" entries larger than "+max+", accounting for "+(largerThanMax/areas.length*100)+"% of all entries.");
console.log("The largest entry has an area of "+areas[areas.length-1]+" pixels.");
var counts = [0];
var brackets = [max/steps];
var bracket = 0;
var mostCounts = 0;
for(var i in areas){
if(areas[i] > (bracket+1)*(max/steps)){
mostCounts = Math.max(mostCounts, counts[bracket]);
bracket++;
if(bracket >= steps){
break;
}
counts[bracket] = 0;
brackets[bracket] = (bracket+1)*(max/steps);
}
counts[bracket]++;
}
//console.log(counts);
//console.log(brackets);
//console.log(mostCounts);
ctx.fillStyle = "#FFFFFF";
ctx.fillRect(0, 0, el.width, el.height);
ctx.strokeStyle = "#F5F5F5";
ctx.fillStyle = "#333333";
ctx.font = "15px sans";
ctx.textAlign = "right";
ctx.textBaseline = "middle";
var linesDistance = 1;
for(var i = 0; i <= Math.ceil((mostCounts/linesDistance)/5)*5; i++){
ctx.beginPath();
ctx.moveTo(
50
,~~(el.height - 50 - i*(linesDistance/mostCounts)*(el.height-100))+0.5
);
ctx.lineTo(
el.width-25
,~~(el.height - 50 - i*(linesDistance/mostCounts)*(el.height-100))+0.5
);
ctx.stroke();
}
ctx.strokeStyle = "#333333";
linesDistance = 5;
for(var i = 0; i <= Math.ceil(mostCounts/linesDistance); i++){
ctx.beginPath();
ctx.moveTo(
50
,~~(el.height - 50 - i*(linesDistance/mostCounts)*(el.height-100))+0.5
);
ctx.lineTo(
el.width-25
,~~(el.height - 50 - i*(linesDistance/mostCounts)*(el.height-100))+0.5
);
ctx.stroke();
ctx.fillText(
i*linesDistance
,40
,~~(el.height - 50 - i*(linesDistance/mostCounts)*(el.height-100))+0.5
);
}
var skip = 2;
ctx.textAlign = "center";
ctx.textBaseline = "hanging";
ctx.font = "10px sans";
var a = 0;
for(var i=0; i <= counts.length; i++){
if(i%skip == 0){
var y = 0;
if(a % 2 == 0){
y = ~~(el.height - 30)+0.5;
} else {
y = ~~(el.height - 45)+0.5;
}
a++;
ctx.beginPath();
ctx.moveTo(
~~(((i)/steps)*(el.width-125)+75)+0.5
,~~(el.height - 50)+0.5
);
ctx.lineTo(
~~(((i)/steps)*(el.width-125)+75)+0.5
,y
);
ctx.stroke();
ctx.fillText(
(i)*(max/steps)
,~~(((i)/steps)*(el.width-125)+75)-0.5
,y+5
);
}
}
ctx.fillStyle = "#FF0000";
ctx.strokeStyle = "#CC0000";
for(var i = 0; i < counts.length; i++){
if(i%2 == 0){
ctx.fillStyle = "#FF0000";
} else {
ctx.fillStyle = "#DD0000";
}
ctx.fillRect(
~~((i/steps)*(el.width-125)+75)
,el.height - 50
,Math.ceil(1/steps*(el.width-125))
,~~(-(counts[i]/mostCounts)*(el.height-100))
);
/*ctx.beginPath();
ctx.moveTo(
~~((i/steps)*(el.width-125)+75)+0.5
,~~(el.height - 50)
);
ctx.lineTo(
~~((i/steps)*(el.width-125)+75)+0.5
,~~(el.height-(counts[i]/mostCounts)*(el.height-100))-50+0.5
);
ctx.lineTo(
~~(((i+1)/steps)*(el.width-125)+75)+0.5
,~~(el.height-(counts[i]/mostCounts)*(el.height-100))-50+0.5
);
ctx.lineTo(
~~(((i+1)/steps)*(el.width-125)+75)+0.5
,~~(el.height - 50)
);
ctx.stroke();*/
}
document.getElementById("wrapper").appendChild(el);
//console.log(areas);
console.log("Median area: "+areas[~~(areas.length/2)]);
console.log("Average area: "+(areasSum/atlas.length));
var topCount = 50;
console.log("The "+topCount+" largest entries:");
var outstring = "";
for(var i = 0; i < topCount; i++){
outstring += ((i+1)+"|["+atlas[atlas.length-i-1].name +"](https://draemm.li/various/place-atlas/?id="+atlas[atlas.length-i-1].id+")|"+ ~~atlas[atlas.length-i-1].area+"|"+Math.round(atlas[atlas.length-i-1].area/100)/100+"%\n");
}
console.log(outstring);
atlas.sort(function(a, b){
if (a.center[0] < b.center[0]) {
return -1;
}
if (a.center[0] > b.center[0]) {
return 1;
}
// a must be equal to b
return 0;
});
console.log("Median x: "+atlas[~~(atlas.length/2)].center[0]);
atlas.sort(function(a, b){
if (a.center[1] < b.center[1]) {
return -1;
}
if (a.center[1] > b.center[1]) {
return 1;
}
// a must be equal to b
return 0;
});
console.log("Median y: "+atlas[~~(atlas.length/2)].center[1]);