uglymol/uglymol.min.js

Macromolecular Viewer for Crystallographers

!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t=t||self).UM={})}(this,function(t){"use strict";function F(t,e,i,r,n,o){if(t<=0||e<=0||i<=0||r<=0||n<=0||o<=0)throw Error("Zero or negative unit cell parameter(s).");this.parameters=[t,e,i,r,n,o];var s=Math.PI/180,a=Math.cos(s*r),h=Math.cos(s*n),l=Math.cos(s*o),c=Math.sin(s*r),d=Math.sin(s*n),u=Math.sin(s*o);if(0===c||0===d||0===u)throw Error("Impossible angle - N*180deg.");var f=(h*l-a)/u,p=f/d,_=Math.sqrt(1-p*p);this.orth=[t,e*l,i*h,0,e*u,-i*f,0,0,i*d*_],this.frac=[1/t,-l/(u*t),-(l*f+h*u)/(d*_*u*t),0,1/(u*e),p/(_*u*e),0,0,1/(d*_*i)]}var e=t.VERSION="0.6.4";function i(t,e){return[e[0]*t[0]+e[1]*t[1]+e[2]*t[2],+e[4]*t[1]+e[5]*t[2],+e[8]*t[2]]}F.prototype.fractionalize=function(t){return i(t,this.frac)},F.prototype.orthogonalize=function(t){return i(t,this.orth)};var o=["HOH"].concat(["ALA","ARG","ASN","ASP","CYS","GLN","GLU","GLY","HIS","ILE","LEU","LYS","MET","MSE","PHE","PRO","SER","THR","TRP","TYR","VAL","UNK"],["DA","DC","DG","DT","A","C","G","U","rA","rC","rG","rU","Ar","Cr","Gr","Ur"]);function s(t){for(var e=[new n],i=e[0].from_pdb(t.split("\n"));null!=i;){var r=new n;i=r.from_pdb(i),0<r.atoms.length&&e.push(r)}return e}function n(){this.atoms=[],this.unit_cell=null,this.space_group=null,this.has_hydrogens=!1,this.lower_bound=[0,0,0],this.upper_bound=[0,0,0],this.residue_map=null,this.cubes=null}n.prototype.from_pdb=function(t){for(var e=0,i=null,r=0,n=null,o=0;o<t.length;o++){var s=t[o],a=s.substring(0,6).toUpperCase();if("ATOM  "===a||"HETATM"===a){var h=new _;h.from_pdb_line(s),h.i_seq=r++,this.has_hydrogens||"H"!==h.element||(this.has_hydrogens=!0),h.chain!==i&&e++,h.chain_index=e,i=h.chain,this.atoms.push(h)}else if("ANISOU"===a);else if("CRYST1"===a){var l=parseFloat(s.substring(6,15)),c=parseFloat(s.substring(15,24)),d=parseFloat(s.substring(24,33)),u=parseFloat(s.substring(33,40)),f=parseFloat(s.substring(40,47)),p=parseFloat(s.substring(47,54));this.unit_cell=new F(l,c,d,u,f,p)}else if("TER"===a.substring(0,3))i=null;else if("ENDMDL"===a){for(;o<t.length;o++)if("MODEL "===t[o].substring(0,6).toUpperCase()){n=t.slice(o);break}break}}if(0===this.atoms.length)throw Error("No atom records found.");return this.calculate_bounds(),this.calculate_connectivity(),n},n.prototype.calculate_bounds=function(){for(var t=this.lower_bound=[1/0,1/0,1/0],e=this.upper_bound=[-1/0,-1/0,-1/0],i=0;i<this.atoms.length;i++)for(var r=this.atoms[i],n=0;n<3;n++){var o=r.xyz[n];o<t[n]&&(t[n]=o),o>e[n]&&(e[n]=o)}for(var s=0;s<3;++s)t[s]-=.001,e[s]+=.001},n.prototype.next_residue=function(t,e){for(var i=this.atoms.length,r=(t?t.i_seq:0)+i,n=t?1:0;n<i;n++){var o=(r+(e?-n:n))%i,s=this.atoms[o];if(s.is_main_conformer()&&("CA"===s.name&&"C"===s.element||"P"===s.name))return s}},n.prototype.extract_trace=function(){for(var t=[],e=[],i=null,r=0;r<this.atoms.length;r++){var n=this.atoms[r];if((""===n.altloc||"A"===n.altloc)&&("CA"===n.name&&"C"===n.element||"P"===n.name)){var o=!0;if(null!==i&&i.chain_index===n.chain_index){var s=n.distance_sq(i);("CA"===n.name&&s<=30.25||"P"===n.name&&s<56.25)&&(e.push(n),o=!1)}o&&(2<e.length&&t.push(e),e=[n]),i=n}}return 2<e.length&&t.push(e),t},n.prototype.get_residues=function(){if(null!=this.residue_map)return this.residue_map;for(var t={},e=0;e<this.atoms.length;e++){var i=this.atoms[e],r=i.resid(),n=t[r];void 0===n?t[r]=[i]:n.push(i)}return this.residue_map=t},n.prototype.calculate_tangent_vector=function(t){for(var e=null,i=null,r=3===t[0].resname.length,n=r?"C":"C2'",o=r?"O":"O4'",s=0;s<t.length;s++){var a=t[s];a.is_main_conformer()&&(a.name===n?e=a.xyz:a.name===o&&(i=a.xyz))}if(null===e||null===i)return[0,0,1];var h=[e[0]-i[0],e[1]-i[1],e[2]-i[2]],l=Math.sqrt(h[0]*h[0]+h[1]*h[1]+h[2]*h[2]);return[h[0]/l,h[1]/l,h[2]/l]},n.prototype.get_center=function(){for(var t=0,e=0,i=0,r=this.atoms.length,n=0;n<r;n++){var o=this.atoms[n].xyz;t+=o[0],e+=o[1],i+=o[2]}return[t/r,e/r,i/r]},n.prototype.calculate_connectivity=function(){for(var t=this.atoms,e=new l(t,3,this.lower_bound,this.upper_bound),i=0;i<e.boxes.length;i++){var r=e.boxes[i];if(0!==r.length)for(var n=e.get_nearby_atoms(i),o=0;o<r.length;o++)for(var s=r[o],a=0;a<n.length;a++){var h=n[a];s<h&&t[s].is_bonded_to(t[h])&&(t[s].bonds.push(h),t[h].bonds.push(s))}}this.cubes=e},n.prototype.get_nearest_atom=function(t,e,i,r){var n=this.cubes;if(null==n)throw Error("Missing Cubicles");for(var o=n.find_box_id(t,e,i),s=n.get_nearby_atoms(o),a=null,h=1/0,l=0;l<s.length;l++){var c=this.atoms[s[l]];if(null==r||r===c.name){var d=c.xyz[0]-t,u=c.xyz[1]-e,f=c.xyz[2]-i,p=d*d+u*u+f*f;p<h&&(a=c,h=p)}}return a};var _=function(){this.hetero=!1,this.name="",this.altloc="",this.resname="",this.chain="",this.chain_index=-1,this.resseq=-1,this.icode=null,this.xyz=[0,0,0],this.occ=1,this.b=0,this.element="",this.i_seq=-1,this.is_ligand=null,this.bonds=[]};_.prototype.from_pdb_line=function(t){if(t.length<66)throw Error("ATOM or HETATM record is too short: "+t);var e=t.substring(0,6);if("HETATM"===e)this.hetero=!0;else if("ATOM  "!==e)throw Error("Wrong record type: "+e);this.name=t.substring(12,16).trim(),this.altloc=t.substring(16,17).trim(),this.resname=t.substring(17,20).trim(),this.chain=t.substring(20,22).trim(),this.resseq=parseInt(t.substring(22,26),10),this.icode=t.substring(26,27).trim();var i=parseFloat(t.substring(30,38)),r=parseFloat(t.substring(38,46)),n=parseFloat(t.substring(46,54));this.xyz=[i,r,n],this.occ=parseFloat(t.substring(54,60)),this.b=parseFloat(t.substring(60,66)),78<=t.length&&(this.element=t.substring(76,78).trim().toUpperCase()),this.is_ligand=-1===o.indexOf(this.resname)},_.prototype.b_as_u=function(){return Math.sqrt(this.b/(25.13272*3.14159))},_.prototype.distance_sq=function(t){var e=this.xyz[0]-t.xyz[0],i=this.xyz[1]-t.xyz[1],r=this.xyz[2]-t.xyz[2];return e*e+i*i+r*r},_.prototype.distance=function(t){return Math.sqrt(this.distance_sq(t))},_.prototype.midpoint=function(t){return[(this.xyz[0]+t.xyz[0])/2,(this.xyz[1]+t.xyz[1])/2,(this.xyz[2]+t.xyz[2])/2]},_.prototype.is_hydrogen=function(){return"H"===this.element||"D"===this.element},_.prototype.is_ion=function(){return this.element===this.resname},_.prototype.is_water=function(){return"HOH"===this.resname},_.prototype.is_same_residue=function(t,e){return t.resseq===this.resseq&&t.icode===this.icode&&t.chain===this.chain&&t.resname===this.resname&&(e||t.altloc===this.altloc)},_.prototype.is_same_conformer=function(t){return""===this.altloc||""===t.altloc||this.altloc===t.altloc},_.prototype.is_main_conformer=function(){return""===this.altloc||"A"===this.altloc},_.prototype.bond_radius=function(){return"H"===this.element?1.3:"S"===this.element||"P"===this.element?2.43:1.99},_.prototype.is_bonded_to=function(t){if(!this.is_same_conformer(t))return!1;var e=this.distance_sq(t);return!(2.2*2.2<e)&&(("H"!==this.element||"H"!==t.element)&&e<=this.bond_radius()*t.bond_radius())},_.prototype.resid=function(){return this.resseq+"/"+this.chain},_.prototype.long_label=function(){var t=this;return t.name+" /"+t.resseq+" "+t.resname+"/"+t.chain+" - occ: "+t.occ.toFixed(2)+" bf: "+t.b.toFixed(2)+" ele: "+t.element+" pos: ("+t.xyz[0].toFixed(2)+","+t.xyz[1].toFixed(2)+","+t.xyz[2].toFixed(2)+")"},_.prototype.short_label=function(){return this.name+" /"+this.resseq+" "+this.resname+"/"+this.chain};var l=function(t,e,i,r){this.boxes=[],this.box_length=e,this.lower_bound=i,this.upper_bound=r,this.xdim=Math.ceil((r[0]-i[0])/e),this.ydim=Math.ceil((r[1]-i[1])/e),this.zdim=Math.ceil((r[2]-i[2])/e);for(var n=this.xdim*this.ydim*this.zdim,o=0;o<n;o++)this.boxes.push([]);for(var s=0;s<t.length;s++){var a=t[s].xyz,h=this.find_box_id(a[0],a[1],a[2]);if(null===h)throw Error("wrong cubicle");this.boxes[h].push(s)}};l.prototype.find_box_id=function(t,e,i){var r=Math.floor((t-this.lower_bound[0])/this.box_length),n=Math.floor((e-this.lower_bound[1])/this.box_length),o=(Math.floor((i-this.lower_bound[2])/this.box_length)*this.ydim+n)*this.xdim+r;if(o<0||o>=this.boxes.length)throw Error("Ups!");return o},l.prototype.get_nearby_atoms=function(t){var e=[],i=this.xdim*this.ydim,r=Math.max(t%i,0),n=Math.max(r%this.xdim,0),o=Math.floor(r/this.xdim),s=Math.floor(t/i);console.assert(s*i+o*this.xdim+n===t);for(var a=n-1;a<=n+1;a++)if(!(a<0||a>=this.xdim))for(var h=o-1;h<=o+1;h++)if(!(h<0||h>=this.ydim))for(var l=s-1;l<=s+1;l++)if(!(l<0||l>=this.zdim)){var c=l*i+h*this.xdim+a;if(c>=this.boxes.length||c<0)throw Error("Box out of bounds: ID "+c);for(var d=this.boxes[c],u=0;u<d.length;u++)e.push(d[u])}return e};function r(){this._points=null,this._values=null,this._size=[0,0,0]}r.prototype.set=function(t,e,i){if(i[0]<=0||i[1]<=0||i[2]<=0)throw Error("Grid dimensions are zero along at least one edge");var r=i[0]*i[1]*i[2];if(e.length!==r||t.length!==r)throw Error("isosurface: array size mismatch");this._points=t,this._values=e,this._size=i},r.prototype.clear=function(){this._points=null,this._values=null},r.prototype.empty=function(){return null===this._values},r.prototype.isosurface=function(t,e){return function(t,e,i,r,n){var o="snapped MC"===n,s="squarish"===n?C:P,a=new Array(12),h=function(t){for(var e=[],i=0;i<8;++i){var r=O[i];e.push(r[0]+t[2]*(r[1]+t[1]*r[2]))}return e}(t),l=new Float32Array(8),c=[0,0,0],d=[c,c,c,c,c,c,c,c],u=t[0],f=t[1],p=t[2];if(null==e||null==i)return;for(var _=[],m=[],g=0,v=0;v<u-1;v++)for(var y=0;y<f-1;y++)for(var b=0;b<p-1;b++){var w=b+p*(y+f*v),x=0,z=void 0,E=void 0;for(z=0;z<8;++z)E=w+h[z],x|=e[E]<r?1<<z:0;if(0!==x&&255!==x){for(z=0;z<8;++z)E=w+h[z],l[z]=e[E],d[z]=i[E];var A=R[x];for(z=0;z<12;++z)if(0!=(A&1<<z)){var M=U[z],S=(r-l[M[0]])/(l[M[1]]-l[M[0]]);!0==o&&(.85<S?S=1:S<.15&&(S=0));var T=d[M[0]],F=d[M[1]];_.push(T[0]+(F[0]-T[0])*S,T[1]+(F[1]-T[1])*S,T[2]+(F[2]-T[2])*S),a[z]=g++}var L=s[x];for(z=0;z<L.length;z++)m.push(a[L[z]])}}return{vertices:_,segments:m}}(this._size,this._values,this._points,t,e)};var R=new 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a(t,e){var i=t%e;return 0<=i?i:i+e}function L(t){this.dim=t,this.values=new Float32Array(t[0]*t[1]*t[2])}function N(t,e){for(var i=0,r=0,n=t.length,o=e;o<n;o++)i+=t[o],r+=t[o]*t[o];var s=i/(n-e),a=r/(n-e)-s*s;return{mean:s,rms:Math.sqrt(a)}}L.prototype.grid2index=function(t,e,i){return t=a(t,this.dim[0]),e=a(e,this.dim[1]),i=a(i,this.dim[2]),this.dim[2]*(this.dim[1]*t+e)+i},L.prototype.grid2index_unchecked=function(t,e,i){return this.dim[2]*(this.dim[1]*t+e)+i},L.prototype.grid2frac=function(t,e,i){return[t/this.dim[0],e/this.dim[1],i/this.dim[2]]},L.prototype.frac2grid=function(t){return[0|Math.floor(t[0]*this.dim[0]),0|Math.floor(t[1]*this.dim[1]),0|Math.floor(t[2]*this.dim[2])]},L.prototype.set_grid_value=function(t,e,i,r){var n=this.grid2index(t,e,i);this.values[n]=r},L.prototype.get_grid_value=function(t,e,i){var r=this.grid2index(t,e,i);return this.values[r]};function h(){this.unit_cell=null,this.grid=null,this.stats={mean:0,rms:1},this.block=new r}function k(t){var e=t.toLowerCase().replace(/\s+/g,"").split(",");if(3!==e.length)throw Error("Unexpected symop: "+t);for(var i=[],r=0;r<3;r++){for(var n=e[r].split(/(?=[+-])/),o=[0,0,0,0],s=0;s<n.length;s++){var a="-"===n[s][0]?-1:1,h=n[s].match(/^[+-]?([xyz])$/);if(h){o[{x:0,y:1,z:2}[h[1]]]=a}else{if(!(h=n[s].match(/^[+-]?(\d)\/(\d)$/)))throw Error("What is "+n[s]+" in "+t);o[3]=a*Number(h[1])/Number(h[2])}}i.push(o)}return i}h.prototype.abs_level=function(t){return t*this.stats.rms+this.stats.mean},h.prototype.from_ccp4=function(t,e){if(void 0===e&&(e=!0),t.byteLength<1024)throw Error("File shorter than 1024 bytes.");var i=new Int32Array(t,0,256);if(542130509!==i[52])throw Error("not a CCP4 map");var r,n=[i[0],i[1],i[2]],o=i[3];if(2===o)r=4;else{if(0!==o)throw Error("Only Mode 2 and Mode 0 of CCP4 map is supported.");r=1}var s=[i[4],i[5],i[6]],a=[i[7],i[8],i[9]],h=i[23];if(1024+h+r*n[0]*n[1]*n[2]!==t.byteLength)throw Error("ccp4 file too short or too long");var l=new Float32Array(t,0,t.byteLength/4);this.unit_cell=new F(l[10],l[11],l[12],l[13],l[14],l[15]);var c,d=[i[16],i[17],i[18]],u=d.indexOf(1),f=d.indexOf(2),p=d.indexOf(3),_=l[19],m=l[20],g=new L(a);if(h%4!=0)throw Error("CCP4 map with NSYMBT not divisible by 4 is not supported.");c=2===o?l:new Int8Array(t);var v=(1024+h)/r|0;this.stats.mean=l[21],this.stats.rms=l[54],(this.stats.mean<_||this.stats.mean>m||this.stats.rms<=0)&&(this.stats=N(c,v));var y=1,b=0;0===o&&-128===i[39]&&127===i[40]&&(b=.5*(_+m+(y=(m-_)/255)));var w=[s[0]+n[0],s[1]+n[1],s[2]+n[2]],x=[0,0,0];for(x[2]=s[2];x[2]<w[2];x[2]++)for(x[1]=s[1];x[1]<w[1];x[1]++)for(x[0]=s[0];x[0]<w[0];x[0]++)g.set_grid_value(x[u],x[f],x[p],y*c[v]+b),v++;if(e&&0<h)for(var z=new Uint8Array(t),E=0;E+80<=h;E+=80){var A=void 0,M="";for(A=0;A<80;++A)M+=String.fromCharCode(z[1024+E+A]);if(!/^\s*x\s*,\s*y\s*,\s*z\s*$/i.test(M)){var S=k(M);for(A=0;A<3;++A)S[A][3]=0|Math.round(S[A][3]*a[A]);v=(1024+h)/r|0;var T=[0,0,0];for(x[2]=s[2];x[2]<w[2];x[2]++)for(x[1]=s[1];x[1]<w[1];x[1]++)for(x[0]=s[0];x[0]<w[0];x[0]++){for(A=0;A<3;++A)T[A]=x[u]*S[A][0]+x[f]*S[A][1]+x[p]*S[A][2]+S[A][3];g.set_grid_value(T[0],T[1],T[2],y*c[v]+b),v++}}}this.grid=g},h.prototype.from_dsn6=function(t){var e=new Uint8Array(t),i=new Int16Array(e.buffer);if(100!==i[18])for(var r=i.length,n=0;n<r;n++){var o=i[n];i[n]=(255&o)<<8|o>>8&255}if(100!==i[18])throw Error("Endian swap failed");var s=[i[0],i[1],i[2]],a=[i[3],i[4],i[5]],h=[i[6],i[7],i[8]],l=1/i[17];this.unit_cell=new F(l*i[9],l*i[10],l*i[11],l*i[12],l*i[13],l*i[14]);for(var c=new L(h),d=i[15]/100,u=i[16],f=512,p=[Math.ceil(a[0]/8),Math.ceil(a[1]/8),Math.ceil(a[2]/8)],_=0;_<p[2];_++)for(var m=0;m<p[1];m++)for(var g=0;g<p[0];g++)for(var v=0;v<8;v++)for(var y=8*_+v,b=0;b<8;b++)for(var w=8*m+b,x=0;x<8;x++){var z=8*g+x;if(!(z<a[0]&&w<a[1]&&y<a[2])){f+=8-x;break}var 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this.r=t.r,this.g=t.g,this.b=t.b,this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)}};var ht,lt,ct,dt,ut=0;function ft(){Object.defineProperty(this,"id",{value:ut++}),this.uuid=x.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.opacity=1,this.transparent=!1,this.depthTest=!0,this.depthWrite=!0,this.precision=null,this.premultipliedAlpha=!1,this.visible=!0,this._needsUpdate=!0}function pt(t){ft.call(this),this.type="ShaderMaterial",this.uniforms={},this.vertexShader="",this.fragmentShader="",this.linewidth=1,this.fog=!1,this.extensions={fragDepth:!1},this.setValues(t)}function _t(t,e){this.origin=void 0!==t?t:new $,this.direction=void 0!==e?e:new $}ft.prototype={constructor:ft,isMaterial:!0,get needsUpdate(){return this._needsUpdate},set needsUpdate(t){!0===t&&this.update(),this._needsUpdate=t},setValues:function(t){for(var e in t){var i=t[e];this[e]=i}},update:function(){this.dispatchEvent({type:"update"})},dispose:function(){this.dispatchEvent({type:"dispose"})}},Object.assign(ft.prototype,E.prototype),((pt.prototype=Object.create(ft.prototype)).constructor=pt).prototype.isShaderMaterial=!0,_t.prototype={constructor:_t,copy:function(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this},distanceSqToPoint:(dt=new $,function(t){var e=dt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(dt.copy(this.direction).multiplyScalar(e).add(this.origin),dt.distanceToSquared(t))}),distanceSqToSegment:(ht=new $,lt=new $,ct=new $,function(t,e,i,r){ht.copy(t).add(e).multiplyScalar(.5),lt.copy(e).sub(t).normalize(),ct.copy(this.origin).sub(ht);var n,o,s,a,h=.5*t.distanceTo(e),l=-this.direction.dot(lt),c=ct.dot(this.direction),d=-ct.dot(lt),u=ct.lengthSq(),f=Math.abs(1-l*l);if(0<f)if(o=l*c-d,a=h*f,0<=(n=l*d-c))if(-a<=o)if(o<=a){var p=1/f;s=(n*=p)*(n+l*(o*=p)+2*c)+o*(l*n+o+2*d)+u}else o=h,s=-(n=Math.max(0,-(l*o+c)))*n+o*(o+2*d)+u;else o=-h,s=-(n=Math.max(0,-(l*o+c)))*n+o*(o+2*d)+u;else s=o<=-a?-(n=Math.max(0,-(-l*h+c)))*n+(o=0<n?-h:Math.min(Math.max(-h,-d),h))*(o+2*d)+u:o<=a?(n=0,(o=Math.min(Math.max(-h,-d),h))*(o+2*d)+u):-(n=Math.max(0,-(l*h+c)))*n+(o=0<n?h:Math.min(Math.max(-h,-d),h))*(o+2*d)+u;else o=0<l?-h:h,s=-(n=Math.max(0,-(l*o+c)))*n+o*(o+2*d)+u;return i&&i.copy(this.direction).multiplyScalar(n).add(this.origin),r&&r.copy(lt).multiplyScalar(o).add(ht),s}),applyMatrix4:function(t){return this.direction.add(this.origin).applyMatrix4(t),this.origin.applyMatrix4(t),this.direction.sub(this.origin),this.direction.normalize(),this}};var mt=0;function gt(){Object.defineProperty(this,"id",{value:mt++}),this.uuid=x.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=gt.DefaultUp.clone();var t=new $,e=new z,i=new $(1,1,1);Object.defineProperties(this,{position:{enumerable:!0,value:t},quaternion:{enumerable:!0,value:e},scale:{enumerable:!0,value:i},modelViewMatrix:{value:new J}}),this.matrix=new J,this.matrixWorld=new J,this.matrixAutoUpdate=gt.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.visible=!0,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}function vt(t,e,i){if(Array.isArray(t))throw new TypeError("BufferAttribute: array should be a Typed Array.");this.uuid=x.generateUUID(),this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===i,this.dynamic=!1,this.updateRange={offset:0,count:-1},this.onUploadCallback=function(){},this.version=0}gt.DefaultUp=new $(0,1,0),gt.DefaultMatrixAutoUpdate=!0,Object.assign(gt.prototype,E.prototype,{isObject3D:!0,add:function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t&&t.isObject3D&&(null!==t.parent&&t.parent.remove(t),t.parent=this,t.dispatchEvent({type:"added"}),this.children.push(t)),this},remove:function(t){if(1<arguments.length)for(var e=0;e<arguments.length;e++)this.remove(arguments[e]);var i=this.children.indexOf(t);-1!==i&&(t.parent=null,t.dispatchEvent({type:"removed"}),this.children.splice(i,1))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){!0===this.matrixAutoUpdate&&this.updateMatrix(),!0!==this.matrixWorldNeedsUpdate&&!0!==t||(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),t=!(this.matrixWorldNeedsUpdate=!1));for(var e=this.children,i=0,r=e.length;i<r;i++)e[i].updateMatrixWorld(t)}}),vt.prototype={constructor:vt,isBufferAttribute:!0};var yt,bt=0;function wt(){Object.defineProperty(this,"id",{value:bt++}),this.uuid=x.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0}}function xt(t,e){gt.call(this),this.type="Mesh",this.geometry=void 0!==t?t:new wt,this.material=e,this.drawMode=Z}function zt(){gt.call(this),this.type="Camera",this.matrixWorldInverse=new J,this.projectionMatrix=new J}function Et(t,e,i,r,n,o){zt.call(this),this.type="OrthographicCamera",this.zoom=1,this.left=t,this.right=e,this.top=i,this.bottom=r,this.near=void 0!==n?n:.1,this.far=void 0!==o?o:2e3,this.updateProjectionMatrix()}function At(i,e,r){var n,o,s;return{setMode:function(t){n=t},setIndex:function(t){s=t.array instanceof Uint32Array&&e.get("OES_element_index_uint")?(o=i.UNSIGNED_INT,4):t.array instanceof Uint16Array?(o=i.UNSIGNED_SHORT,2):(o=i.UNSIGNED_BYTE,1)},render:function(t,e){i.drawElements(n,e,o,t*s),r.calls++,r.vertices+=e,n===i.TRIANGLES&&(r.faces+=e/3)}}}function Mt(i,t,r){var n;return{setMode:function(t){n=t},render:function(t,e){i.drawArrays(n,t,e),r.calls++,r.vertices+=e,n===i.TRIANGLES&&(r.faces+=e/3)}}}function St(t,e,i){var r=t.createShader(e);if(t.shaderSource(r,i),t.compileShader(r),!1===t.getShaderParameter(r,t.COMPILE_STATUS)&&console.error("WebGLShader: Shader couldn't compile."),""!==t.getShaderInfoLog(r)){var n=t.getShaderInfoLog(r);-1===n.indexOf("GL_ARB_gpu_shader5")&&console.warn("WebGLShader: gl.getShaderInfoLog()",e===t.VERTEX_SHADER?"vertex":"fragment",n,i)}return r}Object.assign(wt.prototype,E.prototype,{isBufferGeometry:!0,setIndex:function(t){this.index=t},addAttribute:function(t,e){return this.attributes[t]=e,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),wt.MaxIndex=65535,xt.prototype=Object.assign(Object.create(gt.prototype),{constructor:xt,isMesh:!0}),((zt.prototype=Object.create(gt.prototype)).constructor=zt).prototype.isCamera=!0,zt.prototype.lookAt=(yt=new J,function(t){yt.lookAt(this.position,t,this.up),this.quaternion.setFromRotationMatrix(yt)}),Et.prototype=Object.assign(Object.create(zt.prototype),{constructor:Et,updateProjectionMatrix:function(){var t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,r=(this.top+this.bottom)/2,n=i-t,o=i+t,s=r+e,a=r-e;this.projectionMatrix.makeOrthographic(n,o,s,a,this.near,this.far)}});var Tt=0;function Ft(t,e,i,r){var n=t.context,o=i.extensions,s=i.__webglShader.vertexShader,a=i.__webglShader.fragmentShader,h=function(t,e,i){return[(t=t||{}).fragDepth&&i.get("EXT_frag_depth")?"#extension GL_EXT_frag_depth : enable":""].join("\n")}(o,0,t.extensions),l=n.createProgram(),c=["precision "+r.precision+" float;","precision "+r.precision+" int;","#define SHADER_NAME "+i.__webglShader.name,"uniform mat4 modelMatrix;","uniform mat4 modelViewMatrix;","uniform mat4 projectionMatrix;","uniform mat4 viewMatrix;","attribute vec3 position;",""].join("\n")+s,d=[h,"precision "+r.precision+" float;","precision "+r.precision+" int;","#define SHADER_NAME "+i.__webglShader.name,r.useFog&&r.fog?"#define USE_FOG":"",""].join("\n")+a,u=St(n,n.VERTEX_SHADER,c),f=St(n,n.FRAGMENT_SHADER,d);n.attachShader(l,u),n.attachShader(l,f),n.linkProgram(l);var p,_,m=n.getProgramInfoLog(l),g=n.getShaderInfoLog(u),v=n.getShaderInfoLog(f);return!1===n.getProgramParameter(l,n.LINK_STATUS)?console.error("WebGLProgram: shader error: ",n.getError(),"gl.VALIDATE_STATUS",n.getProgramParameter(l,n.VALIDATE_STATUS),"gl.getProgramInfoLog",m,g,v):""!==m&&console.warn("WebGLProgram: gl.getProgramInfoLog()",m),n.deleteShader(u),n.deleteShader(f),this.getUniforms=function(){return void 0===p&&(p=new nt(n,l,t)),p},this.getAttributes=function(){return void 0===_&&(_=function(t,e){for(var i={},r=t.getProgramParameter(e,t.ACTIVE_ATTRIBUTES),n=0;n<r;n++){var o=t.getActiveAttrib(e,n).name;i[o]=t.getAttribLocation(e,o)}return i}(n,l)),_},this.destroy=function(){n.deleteProgram(l),this.program=void 0},this.id=Tt++,this.code=e,this.usedTimes=1,this.program=l,this.vertexShader=u,this.fragmentShader=f,this}function Lt(a,n){var h=[],o=["precision","fog","useFog","premultipliedAlpha"];this.getParameters=function(t,e,i){var r=a.getPrecision();return null!==t.precision&&(r=n.getMaxPrecision(t.precision))!==t.precision&&console.warn("WebGLProgram.getParameters:",t.precision,"not supported, using",r,"instead."),{precision:r,fog:!!e,useFog:t.fog,premultipliedAlpha:t.premultipliedAlpha}},this.getProgramCode=function(t,e){var i=[];i.push(t.fragmentShader),i.push(t.vertexShader);for(var r=0;r<o.length;r++)i.push(e[o[r]]);return i.join()},this.acquireProgram=function(t,e,i){for(var r,n=0,o=h.length;n<o;n++){var s=h[n];if(s.code===i){++(r=s).usedTimes;break}}return void 0===r&&(r=new Ft(a,i,t,e),h.push(r)),r},this.releaseProgram=function(t){if(0==--t.usedTimes){var e=h.indexOf(t);h[e]=h[h.length-1],h.pop(),t.destroy()}},this.programs=h}function Rt(i,r,t){var n={};function o(t){var e=t.target,i=n[e.id];null!==i.index&&s(i.index),function(t){for(var e in t)s(t[e])}(i.attributes),e.removeEventListener("dispose",o),delete n[e.id],r.delete(e),r.delete(i)}function s(t){var e=function(t){return r.get(t).__webglBuffer}(t);void 0!==e&&(i.deleteBuffer(e),function(t){r.delete(t)}(t))}return{get:function(t){var e,i=t.geometry;return void 0!==n[i.id]?n[i.id]:(i.addEventListener("dispose",o),i.isBufferGeometry&&(e=i),n[i.id]=e)}}}function Pt(s,n,t){var o=new Rt(s,n,t);function a(t,e){var i=t,r=n.get(i);void 0===r.__webglBuffer?function(t,e,i){t.__webglBuffer=s.createBuffer(),s.bindBuffer(i,t.__webglBuffer);var r=e.dynamic?s.DYNAMIC_DRAW:s.STATIC_DRAW;s.bufferData(i,e.array,r);var n=s.FLOAT,o=e.array;o instanceof Float32Array?n=s.FLOAT:o instanceof Float64Array?console.warn("Unsupported data buffer format: Float64Array"):o instanceof Uint16Array?n=s.UNSIGNED_SHORT:o instanceof Int16Array?n=s.SHORT:o instanceof Uint32Array?n=s.UNSIGNED_INT:o instanceof Int32Array?n=s.INT:o instanc