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index.html
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<!DOCTYPE html>
<html>
<head>
<title>NXTView v0.8a</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width">
<style>
html{
height: 100%;
}
body{
height: 100%;
margin: 0;
}
#cnv{
position: absolute;
/*display: block;*/
}
#overlay{
position: absolute;
height: 100%;
width: 100%;
display: flex;
flex-direction: column;
}
#toprow{
padding: 5px;
flex: none;
/* width: 100%;
display: block;*/
background: #F0F0FF;
}
#panels{
flex: auto;
display: flex;
overflow: hidden;
}
#meshpanel{
padding: 5px;
padding-right: 0;
background: #F0F0FF;
width: 200px;
flex: none;
display: flex;
flex-direction: column;
overflow-x: hidden;
resize: horizontal;
}
#global{
flex: none;
}
#tree{
flex: auto;
padding-right: 0.5em;
overflow-x: auto;
overflow-y: scroll;
/*position: absolute;*/
/* width: 150px;*/
/* display: block;
overflow: scroll;
resize: horizontal;*/
}
#spacer{
flex: auto;
}
#ptslist{
padding: 5px;
flex: none;
/*position: absolute;*/
width: 150px;
/*display: none;*/
/*display: block;*/
background: #F0F0FF;
overflow-y: scroll;
/*resize: horizontal;*/
}
#cut_box{
width: 370px;
/*height: 200px;*/
background: lightgray;
position: absolute;
user-select: none;
text-align: center;
display: none;
}
#cut_box>input[type=number]{
width: 50px;
}
#cut_handle{
cursor: move;
margin-top: 5px;
margin-bottom: -5px;
}
#cut_range{
width: 90%;
}
#simple_cloud{
position:absolute;
user-select: none;
width:300px;
background:lightgray;
text-align: center;
display: none;
}
#cloud_handle{
cursor: move;
margin-top: 5px;
margin-bottom: -5px;
}
#cloud_text{
width:280px;
/*height: 500px;*/
height: 50vh;
}
ul{
padding-left: 1em;
list-style-type: none;
}
li{
position: relative;
/*padding-left: 2em;*/
/* list-style-position: outside;
text-indent: -3em;*/
}
.litem{
white-space: nowrap;
}
li.leaf::before{
content: "o";
position:absolute;
left:-1em;
top:3px;
}
li.open::before{
content: "v";
position:absolute;
left:-1em;
top:3px;
}
li.closed::before{
content: ">";
position:absolute;
left:-1em;
top:3px;
}
input[type=color]{
flex: none;
width: 1.5em;
}
li > span > input[type=range]{
position:relative;
width: 4em;
}
li.mesh > span > input[type=range]{
top:2px;
}
li.nomesh > span > input[type=range]{
top:3px;
}
</style>
<script src="mesh.js"></script>
<script src="points.js"></script>
<script src="shaders.js"></script>
<script src="matrix.js"></script>
<script>
var atlasroot="WHS_SD_rat_atlas_v2";
function startup(){
drag(cut_box,cut_handle);
drag(simple_cloud,cloud_handle);
drawCut();
location.search.slice(1).split("&").forEach(function(pair){
if(pair.length===0)return;
var parts=pair.split("=");
if(parts[0]==="atlas")atlasroot=parts[1];
else if(parts[0]==="cloud"){
autoload(parts[1]);
}
// else{
// var control=document.getElementById(parts[0]);
// switch(control.type){
// case "range": control.value=parts[1];break;
// case "checkbox": control.checked=parts[1]==="true";break;
// }
// }
});
init();
var xhr=new XMLHttpRequest();
xhr.open("GET",atlasroot+".json");
xhr.responseType="json";
xhr.onload=jsonready;
xhr.send();
}
var atlas=new Map();
var total=0;
var loaded=0;
function jsonready(event){
function walk(json,list,path){
for(let id of path){
let p=atlas.get(id);
if(!p.children)
p.children=[];
p.children.push(json.id);
}
let node={};
atlas.set(json.id,node);
let litem=document.createElement("li");
let li=document.createElement("span");
li.className="litem";
litem.appendChild(li);
if(json.color){
let color=document.createElement("input");
node.c_color=color;
color.type="color";
color.value="#"+json.color;
color.oninput=redraw;
li.appendChild(color);
}
let range=document.createElement("input");
range.type="range";
range.value=range.max=20;
range.step=1;
range.oninput=slide;
li.appendChild(range);
node.c_visibility=range;
if(!json.children){
litem.className="leaf";
li.appendChild(document.createTextNode(json.name));
}else{
// li.className="junction open";
litem.className=json.color?"open mesh":"open nomesh";
// li.className=json.color?"open mesh":"open";
let b=document.createElement("button");
b.innerText=json.name;
b.onclick=openclose;
li.appendChild(b);
let ul=document.createElement("ul");
path.push(json.id);
for(let child of json.children)
walk(child,ul,path);
path.pop();
litem.appendChild(ul);
}
list.appendChild(litem);
}
for(let node of event.target.response)
walk(node,document.getElementById("tree"),[]);
atlas.forEach(function(elem,idx){
if(elem.c_color){
var img=document.createElement("img");
img.onload=imgLoad;
img.src=atlasroot+"/"+idx+".png";
img.atlasindex=idx;
total++;
}
});
progress();
}
function progress(){
document.getElementById("counter").innerHTML=loaded+"/"+total;
}
function openclose(event){
let li=event.target.parentNode.parentNode;
let cl=li.classList;
if(!cl.replace("closed","open")){
cl.replace("open","closed");
// let os=li.getElementsByClassName("open");
// while(os.length>0)
// os.item(0).classList.replace("open","closed");
// let lis=li.getElementsByTagName("ul");
// for(let i=0;i<lis.length;i++)
// lis.item(i).hidden=true;;
li.getElementsByTagName("ul").item(0).hidden=true;
}else{
li.getElementsByTagName("ul").item(0).hidden=false;
}
}
function slide(event){
let p=event.target.parentNode.parentNode;
// if(p.classList.contains("mesh"))
// p.getElementsByTagName("input")[0].disabled=event.target.valueAsNumber===0;
if(p.classList.contains("closed") || p.classList.contains("nomesh")){
let rs=p.getElementsByTagName("input");
for(let i=0;i<rs.length;i++)
if(rs.item(i).type==="range")
rs.item(i).value=event.target.value;
}
redraw();
}
var gl;
var progs;
function init(){
var cnv=document.getElementById("cnv");
cnv.width=window.innerWidth-1;
cnv.height=window.innerHeight-1;
// var lst=document.getElementById("ptslist");
// lst.style.height=(window.innerHeight-lst.offsetTop-1)+"px";
// lst.style.left=(window.innerWidth-lst.offsetWidth-1)+"px";
//
// lst=document.getElementById("meshlist");
// lst.style.height=(window.innerHeight-lst.offsetTop-1)+"px";
gl=cnv.getContext("webgl",{stencil:true,alpha:false/*,premultipliedAlpha:false*/});
gl.clearColor(1,1,1,1);
progs=buildshaders(gl);
window.addEventListener("resize",resize);
}
var resizescheduled=false;
function resize(){
var cnv=document.getElementById("cnv");
cnv.width=window.innerWidth-1;
cnv.height=window.innerHeight-1;
gl.viewport(0,0,cnv.width,cnv.height);
gl.clear(gl.COLOR_BUFFER_BIT);
if(!resizescheduled){
resizescheduled=true;
setTimeout(function(){resizescheduled=false;redraw();},500);
}
}
function imgLoad(event){
loaded++;
progress();
var img=event.target;
var canvas=document.createElement("canvas");
var w=img.width;
var h=img.height;
canvas.width=w;
canvas.height=h;
var ctx=canvas.getContext("2d");
ctx.drawImage(img,0,0);
var raw=ctx.getImageData(0,0,w,h).data;
for(var i=0;i<w*h;i++){
for(var j=0;j<3;j++)
raw[i*3+j]=raw[i*4+j];
}
var mesh=new Mesh(raw.buffer);
mesh.createBuffers(gl);
atlas.get(img.atlasindex).mesh=mesh;
redraw();
}
var orb=0;
var bob=0;
var mx,my;
function mdown(event){
mx=event.offsetX;
my=event.offsetY;
}
function mup(event){
mx=undefined;
my=undefined;
}
function mout(event){
mx=undefined;
my=undefined;
}
function mmove(event){
if(!mx)return;
orb+=mx;
bob+=my;
mx=event.offsetX;
my=event.offsetY;
orb-=mx;
bob-=my;
if(bob<-90)bob=-90;
if(bob>90)bob=90;
redraw();
}
var points=[];
var drawreq=false;
function redraw(){
if(drawreq)return;
drawreq=true;
requestAnimationFrame(draw);
}
function draw(){
drawreq=false;
var nope=true;
var nomesh=true;
var minx=Number.MAX_VALUE;
var miny=Number.MAX_VALUE;
var minz=Number.MAX_VALUE;
var maxx=-Number.MAX_VALUE;
var maxy=-Number.MAX_VALUE;
var maxz=-Number.MAX_VALUE;
atlas.forEach(function(elem){
if(elem.mesh){
nomesh=false;
elem.a=elem.c_visibility.valueAsNumber/20;
if(elem.a>0){
nope=false;
if(minx>elem.mesh.minx)minx=elem.mesh.minx;
if(miny>elem.mesh.miny)miny=elem.mesh.miny;
if(minz>elem.mesh.minz)minz=elem.mesh.minz;
if(maxx<elem.mesh.maxx)maxx=elem.mesh.maxx;
if(maxy<elem.mesh.maxy)maxy=elem.mesh.maxy;
if(maxz<elem.mesh.maxz)maxz=elem.mesh.maxz;
var c=elem.c_color.value;
elem.r=parseInt(c.substring(1,3),16)/255;
elem.g=parseInt(c.substring(3,5),16)/255;
elem.b=parseInt(c.substring(5,7),16)/255;
}
}
});
gl.clear(gl.COLOR_BUFFER_BIT|gl.DEPTH_BUFFER_BIT);
if(nomesh)return;
var center=ident();
if(!nope){
center[0][3]=-(maxx+minx)/2;
center[1][3]=-(maxy+miny)/2;
center[2][3]=-(maxz+minz)/2;
}
atlas.forEach(function(elem){
if(elem.mesh){
if(minx>elem.mesh.minx)minx=elem.mesh.minx;
if(miny>elem.mesh.miny)miny=elem.mesh.miny;
if(minz>elem.mesh.minz)minz=elem.mesh.minz;
if(maxx<elem.mesh.maxx)maxx=elem.mesh.maxx;
if(maxy<elem.mesh.maxy)maxy=elem.mesh.maxy;
if(maxz<elem.mesh.maxz)maxz=elem.mesh.maxz;
}
});
if(nope){
center[0][3]=-(maxx+minx)/2;
center[1][3]=-(maxy+miny)/2;
center[2][3]=-(maxz+minz)/2;
}
gl.enable(gl.DEPTH_TEST);
gl.disable(gl.BLEND);
gl.depthMask(true);
var scale=ident();
scale[0][0]=scale[1][1]=scale[2][2]=parseFloat(document.getElementById("scale").value)/Math.sqrt(Math.pow(maxx-minx,2)+Math.pow(maxy-miny,2)+Math.pow(maxz-minz,2));
var rot=ident();
var sorb=Math.sin(orb*Math.PI/180);
var corb=Math.cos(orb*Math.PI/180);
rot[0][0]=rot[1][1]=corb;
rot[0][1]=sorb;rot[1][0]=-sorb;
var bb=ident();
var sbob=Math.sin(bob*Math.PI/180);
var cbob=Math.cos(bob*Math.PI/180);
bb[0][0]=bb[2][2]=cbob;
bb[0][2]=sbob;bb[2][0]=-sbob;
var snap=zero();
snap[0][1]=-1;
snap[1][2]=snap[2][0]=snap[3][3]=1;
var aspect=ident();
aspect[2][2]=0.1;
if(gl.drawingBufferWidth>gl.drawingBufferHeight){
aspect[0][0]=gl.drawingBufferHeight/gl.drawingBufferWidth;
}else{
aspect[1][1]=gl.drawingBufferWidth/gl.drawingBufferHeight;
}
var trf=mult(mult(mult(mult(mult(aspect,snap),bb),rot),scale),center);
var flatrf=trf[0].concat(trf[1]).concat(trf[2]).concat(trf[3]);
var nrm=mult(mult(snap,bb),rot);
var flatnrm=nrm[0].concat(nrm[1]).concat(nrm[2]).concat(nrm[3]);
if(!document.getElementById("cut").checked){
solidMesh(flatrf,flatnrm);
solidCloud(flatrf);
transparentMesh(flatrf);
}else{
if(!document.getElementById("cut_cloud").checked){
cutMesh(flatrf,flatnrm,(maxx+minx)/2,(maxy+miny)/2,(maxz+minz)/2,maxx-minx,maxy-miny,maxz-minz);
// ghostMesh(flatrf,flatnrm);
cutSurface(flatrf,nrm,(maxx+minx)/2,(maxy+miny)/2,(maxz+minz)/2,maxx-minx,maxy-miny,maxz-minz);
cutCloud(flatrf,(maxx+minx)/2,(maxy+miny)/2,(maxz+minz)/2,maxx-minx,maxy-miny,maxz-minz);
} else {
solidMesh(flatrf,flatnrm);
cutCloud(flatrf,(maxx+minx)/2,(maxy+miny)/2,(maxz+minz)/2,maxx-minx,maxy-miny,maxz-minz);
transparentMesh(flatrf);
}
}
}
function solidCloud(flatrf){
if(points.length){
var prg=progs.solidcloud;
gl.useProgram(prg);
var coords = gl.getAttribLocation(prg, "coords");
gl.enableVertexAttribArray(coords);
gl.uniformMatrix4fv(gl.getUniformLocation(prg,"alltrf"),false,flatrf);
gl.uniform1f(gl.getUniformLocation(prg,"pointsize"),parseFloat(document.getElementById("psize").value));
var color=gl.getUniformLocation(prg,"color");
points.forEach(function(elem){
if(elem.enabled && elem.a===1 && elem.count>0){
gl.uniform4f(color,elem.r,elem.g,elem.b,1);
elem.drawArray(gl,coords);
}
});
gl.depthMask(false);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA,gl.ONE_MINUS_SRC_ALPHA);
points.forEach(function(elem){
if(elem.enabled && elem.a!==1 && elem.count>0){
gl.uniform4f(color,elem.r,elem.g,elem.b,elem.a);
elem.drawArray(gl,coords);
}
});
gl.depthMask(true);
gl.disable(gl.BLEND);
}
}
function cutCloud(flatrf,cx,cy,cz,sx,sy,sz){
if(points.length){
var prg=progs.cutcloud;
gl.useProgram(prg);
var coords = gl.getAttribLocation(prg, "coords");
gl.enableVertexAttribArray(coords);
gl.uniformMatrix4fv(gl.getUniformLocation(prg,"alltrf"),false,flatrf);
gl.uniform1f(gl.getUniformLocation(prg,"pointsize"),parseFloat(document.getElementById("psize").value));
// var bob=parseFloat(document.getElementById("cutv").value)*Math.PI/180;
// var cutnormal=[0,Math.cos(bob),Math.sin(bob),1];
// var rot=parseFloat(document.getElementById("cuth").value)*Math.PI/180;
// var srot=Math.sin(rot);
// var crot=Math.cos(rot);
// rot=ident();
// rot[0][0]=rot[1][1]=crot;
// rot[0][1]=srot;rot[1][0]=-srot;
// cutnormal=mult([cutnormal],rot)[0];
//
// var pos=-parseFloat(document.getElementById("cutp").value)*Math.sqrt(sx*sx+sy*sy+sz*sz)/200;
var cnp=collectCut(sx,sy,sz);
var cutnormal=cnp.cutnormal;
var pos=cnp.pos;
gl.uniform3f(gl.getUniformLocation(prg,"cutbase"),cx+cutnormal[0]*pos,cy+cutnormal[1]*pos,cz+cutnormal[2]*pos);
gl.uniform3fv(gl.getUniformLocation(prg,"cutnormal"),cutnormal.slice(0,3));
var color=gl.getUniformLocation(prg,"color");
points.forEach(function(elem){
if(elem.enabled && elem.a===1 && elem.count>0){
gl.uniform4f(color,elem.r,elem.g,elem.b,1);
elem.drawArray(gl,coords);
}
});
gl.depthMask(false);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA,gl.ONE_MINUS_SRC_ALPHA);
points.forEach(function(elem){
if(elem.enabled && elem.a!==1 && elem.count>0){
gl.uniform4f(color,elem.r,elem.g,elem.b,elem.a);
elem.drawArray(gl,coords);
}
});
gl.depthMask(true);
gl.disable(gl.BLEND);
}
}
function solidMesh(flatrf,flatnrm){
var prg=progs.solidmesh;
gl.useProgram(prg);
gl.uniformMatrix4fv(gl.getUniformLocation(prg,"alltrf"),false,flatrf);
gl.uniformMatrix4fv(gl.getUniformLocation(prg,"normtrf"),false,flatnrm);
var coords = gl.getAttribLocation(prg, "coords");
gl.enableVertexAttribArray(coords);
var normals = gl.getAttribLocation(prg, "normals");
gl.enableVertexAttribArray(normals);
var color=gl.getUniformLocation(prg,"color");
gl.depthMask(true);
gl.enable(gl.CULL_FACE);
gl.cullFace(gl.BACK);
atlas.forEach(function(elem){
if(elem.mesh && elem.a===1){
gl.uniform3f(color,elem.r,elem.g,elem.b);
elem.mesh.drawElements(gl,coords,normals);
}
});
}
function cutMesh(flatrf,flatnrm,cx,cy,cz,sx,sy,sz){
var prg=progs.cutmesh;
gl.useProgram(prg);
gl.uniformMatrix4fv(gl.getUniformLocation(prg,"alltrf"),false,flatrf);
gl.uniformMatrix4fv(gl.getUniformLocation(prg,"normtrf"),false,flatnrm);
// var bob=parseFloat(document.getElementById("cutv").value)*Math.PI/180;
// var cutnormal=[0,Math.cos(bob),Math.sin(bob),1];
// var rot=parseFloat(document.getElementById("cuth").value)*Math.PI/180;
// var srot=Math.sin(rot);
// var crot=Math.cos(rot);
// rot=ident();
// rot[0][0]=rot[1][1]=crot;
// rot[0][1]=srot;rot[1][0]=-srot;
// cutnormal=mult([cutnormal],rot)[0];
//
// var pos=-parseFloat(document.getElementById("cutp").value)*Math.sqrt(sx*sx+sy*sy+sz*sz)/200;
var cnp=collectCut(sx,sy,sz);
var cutnormal=cnp.cutnormal;
var pos=cnp.pos;
gl.uniform3f(gl.getUniformLocation(prg,"cutbase"),cx+cutnormal[0]*pos,cy+cutnormal[1]*pos,cz+cutnormal[2]*pos);
gl.uniform3fv(gl.getUniformLocation(prg,"cutnormal"),cutnormal.slice(0,3));
var coords = gl.getAttribLocation(prg, "coords");
gl.enableVertexAttribArray(coords);
var normals = gl.getAttribLocation(prg, "normals");
gl.enableVertexAttribArray(normals);
var color=gl.getUniformLocation(prg,"color");
gl.depthMask(true);
gl.enable(gl.CULL_FACE);
gl.cullFace(gl.BACK);
atlas.forEach(function(elem){
if(elem.mesh && elem.a===1){
gl.uniform3f(color,elem.r,elem.g,elem.b);
elem.mesh.drawElements(gl,coords,normals);
}
});
}
function cutSurface(flatrf,nrm,cx,cy,cz,sx,sy,sz){
var prg=progs.cutsurface;
gl.useProgram(prg);
gl.uniformMatrix4fv(gl.getUniformLocation(prg,"alltrf"),false,flatrf);
// var bob=parseFloat(document.getElementById("cutv").value)*Math.PI/180;
// var cutnormal=[0,Math.cos(bob),Math.sin(bob),1];
// var rot=parseFloat(document.getElementById("cuth").value)*Math.PI/180;
// var srot=Math.sin(rot);
// var crot=Math.cos(rot);
// rot=ident();
// rot[0][0]=rot[1][1]=crot;
// rot[0][1]=srot;rot[1][0]=-srot;
// cutnormal=mult([cutnormal],rot)[0];
var cnp=collectCut(sx,sy,sz);
var cutnormal=cnp.cutnormal;
var pos=cnp.pos;
var tmp=mult([cutnormal],inv4x4(nrm))[0];
if(tmp[2]>0)return;
// var pos=-parseFloat(document.getElementById("cutp").value)*Math.sqrt(sx*sx+sy*sy+sz*sz)/200;
gl.uniform3f(gl.getUniformLocation(prg,"cutbase"),cx+cutnormal[0]*pos,cy+cutnormal[1]*pos,cz+cutnormal[2]*pos);
gl.uniform3fv(gl.getUniformLocation(prg,"cutnormal"),cutnormal.slice(0,3));
var coords = gl.getAttribLocation(prg, "coords");
gl.enableVertexAttribArray(coords);
// var normals = gl.getAttribLocation(prg, "normals");
// gl.enableVertexAttribArray(normals);
var color=gl.getUniformLocation(prg,"color");
gl.clear(gl.DEPTH_BUFFER_BIT);
gl.disable(gl.CULL_FACE);
gl.enable(gl.STENCIL_TEST);
gl.stencilMask(1);
atlas.forEach(function(elem){
if(elem.mesh && elem.a===1){
gl.uniform3f(color,elem.r,elem.g,elem.b);
gl.clear(gl.STENCIL_BUFFER_BIT);
gl.colorMask(false,false,false,false);
gl.disable(gl.DEPTH_TEST);
gl.stencilFunc(gl.ALWAYS,1,1);
gl.stencilOp(gl.INVERT,gl.INVERT,gl.INVERT);
elem.mesh.drawElements(gl,coords);
gl.colorMask(true,true,true,true);
gl.enable(gl.DEPTH_TEST);
gl.stencilFunc(gl.EQUAL,1,1);
gl.stencilOp(gl.KEEP,gl.KEEP,gl.KEEP);
elem.mesh.drawElements(gl,coords);
}
});
gl.enable(gl.CULL_FACE);
gl.disable(gl.STENCIL_TEST);
}
// function ghostMesh(flatrf,flatnrm){
// var prg=progs.ghostmesh;
// gl.useProgram(prg);
//
// gl.uniformMatrix4fv(gl.getUniformLocation(prg,"alltrf"),false,flatrf);
// gl.uniformMatrix4fv(gl.getUniformLocation(prg,"normtrf"),false,flatnrm);
//
// var coords = gl.getAttribLocation(prg, "coords");
// gl.enableVertexAttribArray(coords);
// var normals = gl.getAttribLocation(prg, "normals");
// gl.enableVertexAttribArray(normals);
//
// gl.enable(gl.BLEND);
// gl.blendFunc(gl.SRC_ALPHA,gl.ONE_MINUS_SRC_ALPHA);
// gl.depthMask(false);
//
// var color=gl.getUniformLocation(prg,"color");
//
// gl.enable(gl.CULL_FACE);
// gl.cullFace(gl.FRONT);
// atlas.forEach(function(elem){
// if(elem.mesh && elem.enabled && elem.transparent){
// gl.uniform3f(color,elem.r/255,elem.g/255,elem.b/255);
// elem.mesh.drawElements(gl,coords,normals);
// }
// });
// gl.cullFace(gl.BACK);
// atlas.forEach(function(elem){
// if(elem.mesh && elem.enabled && elem.transparent){
// gl.uniform3f(color,elem.r/255,elem.g/255,elem.b/255);
// elem.mesh.drawElements(gl,coords,normals);
// }
// });
//
// gl.depthMask(true);
// gl.disable(gl.BLEND);
// }
function transparentMesh(flatrf){
var prg=progs.transparentmesh;
gl.useProgram(prg);
gl.uniformMatrix4fv(gl.getUniformLocation(prg,"alltrf"),false,flatrf);
var coords = gl.getAttribLocation(prg, "coords");
gl.enableVertexAttribArray(coords);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA,gl.ONE_MINUS_SRC_ALPHA);
gl.depthMask(false);
var color=gl.getUniformLocation(prg,"color");
// var f=0.05;
var a=0.5;
gl.enable(gl.CULL_FACE);
gl.cullFace(gl.FRONT);
atlas.forEach(function(elem){
var f=elem.a;
if(elem.mesh && f>0 && f<1){
// gl.uniform4f(color,elem.r/255,elem.g/255,elem.b/255,f);
// gl.uniform4f(color,elem.r/255*f,elem.g/255*f,elem.b/255*f,f);
gl.uniform4f(color,elem.r*(a+f),elem.g*(a+f),elem.b*(a+f),f);
elem.mesh.drawElements(gl,coords);
}
});
gl.cullFace(gl.BACK);
atlas.forEach(function(elem){
var f=elem.a;
if(elem.mesh && f>0 && f<1){
// gl.uniform4f(color,elem.r/255,elem.g/255,elem.b/255,f);
// gl.uniform4f(color,elem.r/255*f,elem.g/255*f,elem.b/255*f,f);
gl.uniform4f(color,elem.r*(a+f),elem.g*(a+f),elem.b*(a+f),f);
elem.mesh.drawElements(gl,coords);
}
});
gl.depthMask(true);
gl.disable(gl.BLEND);
}
// function loadfile(event)
// {
// var fr=new FileReader();
// fr.onload=function(){
// var data=JSON.parse(fr.result);
// points=[];
// var table=null;
// data.forEach(function(elem,idx){
// if(table===null)table="<table><tr><td><button onclick='showall()'>Show all</button></td><td><button onclick='hideall()'>Hide all</button></td></tr>";
// table+="<tr><td><input type='checkbox' checked='true' id='c"+idx+"' onchange='toggle("+idx+")'></td><td>"+elem.name+"</td></tr>";
// var pts=new Points(elem);
// pts.createBuffer(gl);
// points.push(pts);
// });
// if(table!==null){
// table+="</table>";
// document.getElementById("ptslist").innerHTML=table;
// }
// redraw();
// };
// fr.readAsText(event.target.files[0]);
// }
function autoload(url){
var xhr=new XMLHttpRequest();
xhr.open("GET",url);
xhr.responseType="json";
xhr.onload=function(){
var data=xhr.response;
var table=points.length>0?document.getElementById("ptstable").innerHTML:
"<tr><td><button onclick='showall()'>Show all</button></td><td><button onclick='hideall()'>Hide all</button></td></tr>";
table+="<tr><td colspan='2' style='background-color:lightgray'>"+url+"</td></tr>";
data.forEach(function(elem){
var idx=points.length;
table+="<tr><td><input type='checkbox' checked='true' id='c"+idx+"' onchange='toggle("+idx+")'></td><td>"+elem.name+"</td></tr>";
elem.r/=255;elem.g/=255;elem.b/=255;
var pts=new Points(elem);
pts.createBuffer(gl);
points.push(pts);
});
document.getElementById("ptstable").innerHTML=table;
redraw();
};
xhr.send();
}
function loadfile(event)
{
var fr=new FileReader();
fr.onload=function(){
var data=JSON.parse(fr.result);
var table=points.length>0?document.getElementById("ptstable").innerHTML:
"<tr><td><button onclick='showall()'>Show all</button></td><td><button onclick='hideall()'>Hide all</button></td></tr>";
table+="<tr><td colspan='2' style='background-color:lightgray'>"+event.target.files[0].name+"</td></tr>";
data.forEach(function(elem){
var idx=points.length;
table+="<tr><td><input type='checkbox' checked='true' id='c"+idx+"' onchange='toggle("+idx+")'></td><td>"+elem.name+"</td></tr>";
elem.r/=255;elem.g/=255;elem.b/=255;
var pts=new Points(elem);
pts.createBuffer(gl);
points.push(pts);
});
document.getElementById("ptstable").innerHTML=table;
redraw();
};
fr.readAsText(event.target.files[0]);
}
function showall(){
for(var i=0;i<points.length;i++){
points[i].enabled=true;
document.getElementById("c"+i).checked=true;
}
redraw();
}
function hideall(){
for(var i=0;i<points.length;i++){
points[i].enabled=false;
document.getElementById("c"+i).checked=false;
}
redraw();
}
function toggle(idx){
points[idx].enabled=document.getElementById("c"+idx).checked;
redraw();
}
// function meshtable(){
// function hex(x){
// return ("0"+x.toString(16)).slice(-2);
// }
//// var table="<table><tr>"+
//// "<td colspan='3'><button onclick='meshshowall()'>Show</button><br>"+
//// "<button onclick='meshtranall()'>Transparent</button><br>"+
//// "<button onclick='meshhideall()'>Hide</button></td>"+
//// "</tr>";
// var table="<table>";
// atlas.forEach(function(elem,idx){
//// table+="<tr>"+
//// "<td><input type='checkbox' checked id='m"+idx+"' onchange='mtoggle("+idx+")'></td>"+
//// "<td><input type='checkbox' id='t"+idx+"' onchange='ttoggle("+idx+")'></td>"+
//// "<td>"+elem.name+"</td>"+
//// "</tr>";
// table+="<tr>"+
// "<td><input type='color' id='c"+idx+"' value='#"+hex(elem.r)+hex(elem.g)+hex(elem.b)+"' oninput='cchange("+idx+")' style='width:20px'></td>"+
// "<td><input type='range' id='v"+idx+"' min='0' max='20' value='20' oninput='vchange("+idx+")' style='width:50px'></td>"+
// "<td>"+elem.name+"</td>"+
// "</tr>";
//// elem.enabled=true;
//// elem.transparent=false;
// elem.visibility=1;
// });
// table+="</table>";
// document.getElementById("meshlist").innerHTML=table;
// }
// function meshshowall(){
// for(var i=0;i<atlas.length;i++){
// atlas[i].visibility=1;
// document.getElementById("v"+i).value=20;
//// atlas[i].enabled=true;
//// atlas[i].transparent=false;
//// document.getElementById("m"+i).checked=true;
//// document.getElementById("t"+i).checked=false;
// }
// redraw();
// }
// function meshtranall(){
// for(var i=0;i<atlas.length;i++){
// atlas[i].visibility=0.05;
// document.getElementById("v"+i).value=1;
//// atlas[i].enabled=true;
//// atlas[i].transparent=true;
//// document.getElementById("m"+i).checked=true;
//// document.getElementById("t"+i).checked=true;
// }
// redraw();
// }
// function meshhideall(){
// for(var i=0;i<atlas.length;i++){
// atlas[i].visibility=0;
// document.getElementById("v"+i).value=0;
//// atlas[i].enabled=false;
//// atlas[i].transparent=false;
//// document.getElementById("m"+i).checked=false;
//// document.getElementById("t"+i).checked=false;
// }
// redraw();
// }
// function mtoggle(idx){
// atlas[idx].enabled=document.getElementById("m"+idx).checked;
// redraw();
// }
// function ttoggle(idx){
// atlas[idx].transparent=document.getElementById("t"+idx).checked;
// redraw();
// }
function cchange(idx){
var c=document.getElementById("c"+idx).value.substring(1);
atlas[idx].r=parseInt(c.substring(0,2),16);
atlas[idx].g=parseInt(c.substring(2,4),16);
atlas[idx].b=parseInt(c.substring(4,6),16);
redraw();
}
function vchange(idx){
atlas[idx].visibility=document.getElementById("v"+idx).valueAsNumber/20;
redraw();
}
function setGlobal(event){
var visibility=event.target.value;
atlas.forEach(function(elem){
elem.c_visibility.value=visibility;
});
redraw();
}
var firstCut=true;
function toggleCut(event){
cut_box.style.display=event.target.checked?"block":"none";
if(firstCut){
cut_box.style.left=document.getElementById("meshpanel").offsetWidth+"px";
cut_box.style.top=document.getElementById("meshpanel").offsetTop+"px";
}
firstCut=false;
redraw();
}
function drag(target,handle){
handle.addEventListener("mousedown",mdown,true);
var pick;
function mdown(event){
pick=[event.clientX,event.clientY];
document.addEventListener("mouseup",mup,true);
// document.addEventListener("mouseout",mup,true);
document.addEventListener("mousemove",mmove,true);
}
function mup(event){
document.removeEventListener("mouseup",mup,true);
// document.removeEventListener("mouseout",mup,true);
document.removeEventListener("mousemove",mmove,true);
}
function mmove(event){
target.style.left=(target.offsetLeft+event.clientX-pick[0])+"px";