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gcg-website/static/aula/app-files/vendor/marzipano.js
Denys Konovalov d13884deb5 + aula, updated info dialog
2020-12-07 19:21:54 +01:00

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// Marzipano - a 360° media viewer for the modern web (v0.9.1)
//
// Copyright 2016 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
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i=e[0],n=e[1],o=e[2],s=e[3],a=e[4],u=e[5],h=e[6],l=e[7],c=e[8],p=r[0],f=r[1],d=r[2],m=r[3],v=r[4],_=r[5],y=r[6],g=r[7],w=r[8];return t[0]=p*i+f*s+d*h,t[1]=p*n+f*a+d*l,t[2]=p*o+f*u+d*c,t[3]=m*i+v*s+_*h,t[4]=m*n+v*a+_*l,t[5]=m*o+v*u+_*c,t[6]=y*i+g*s+w*h,t[7]=y*n+g*a+w*l,t[8]=y*o+g*u+w*c,t}function m(t,e,r){var i=e[0],n=e[1],o=e[2],s=e[3],a=e[4],u=e[5],h=e[6],l=e[7],c=e[8],p=r[0],f=r[1];return t[0]=i,t[1]=n,t[2]=o,t[3]=s,t[4]=a,t[5]=u,t[6]=p*i+f*s+h,t[7]=p*n+f*a+l,t[8]=p*o+f*u+c,t}function v(t,e,r){var i=e[0],n=e[1],o=e[2],s=e[3],a=e[4],u=e[5],h=e[6],l=e[7],c=e[8],p=Math.sin(r),f=Math.cos(r);return t[0]=f*i+p*s,t[1]=f*n+p*a,t[2]=f*o+p*u,t[3]=f*s-p*i,t[4]=f*a-p*n,t[5]=f*u-p*o,t[6]=h,t[7]=l,t[8]=c,t}function _(t,e,r){var i=r[0],n=r[1];return t[0]=i*e[0],t[1]=i*e[1],t[2]=i*e[2],t[3]=n*e[3],t[4]=n*e[4],t[5]=n*e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],t}function y(t,e){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=1,t[5]=0,t[6]=e[0],t[7]=e[1],t[8]=1,t}function g(t,e){var r=Math.sin(e),i=Math.cos(e);return t[0]=i,t[1]=r,t[2]=0,t[3]=-r,t[4]=i,t[5]=0,t[6]=0,t[7]=0,t[8]=1,t}function w(t,e){return t[0]=e[0],t[1]=0,t[2]=0,t[3]=0,t[4]=e[1],t[5]=0,t[6]=0,t[7]=0,t[8]=1,t}function M(t,e){return t[0]=e[0],t[1]=e[1],t[2]=0,t[3]=e[2],t[4]=e[3],t[5]=0,t[6]=e[4],t[7]=e[5],t[8]=1,t}function b(t,e){var r=e[0],i=e[1],n=e[2],o=e[3],s=r+r,a=i+i,u=n+n,h=r*s,l=i*s,c=i*a,p=n*s,f=n*a,d=n*u,m=o*s,v=o*a,_=o*u;return t[0]=1-c-d,t[3]=l-_,t[6]=p+v,t[1]=l+_,t[4]=1-h-d,t[7]=f-m,t[2]=p-v,t[5]=f+m,t[8]=1-h-c,t}function x(t,e){var r=e[0],i=e[1],n=e[2],o=e[3],s=e[4],a=e[5],u=e[6],h=e[7],l=e[8],c=e[9],p=e[10],f=e[11],d=e[12],m=e[13],v=e[14],_=e[15],y=r*a-i*s,g=r*u-n*s,w=r*h-o*s,M=i*u-n*a,b=i*h-o*a,x=n*h-o*u,E=l*m-c*d,T=l*v-p*d,P=l*_-f*d,L=c*v-p*m,S=c*_-f*m,A=p*_-f*v,R=y*A-g*S+w*L+M*P-b*T+x*E;return R?(R=1/R,t[0]=(a*A-u*S+h*L)*R,t[1]=(u*P-s*A-h*T)*R,t[2]=(s*S-a*P+h*E)*R,t[3]=(n*S-i*A-o*L)*R,t[4]=(r*A-n*P+o*T)*R,t[5]=(i*P-r*S-o*E)*R,t[6]=(m*x-v*b+_*M)*R,t[7]=(v*w-d*x-_*g)*R,t[8]=(d*b-m*w+_*y)*R,t):null}function E(t,e,r){return t[0]=2/e,t[1]=0,t[2]=0,t[3]=0,t[4]=-2/r,t[5]=0,t[6]=-1,t[7]=1,t[8]=1,t}function T(t){return"mat3("+t[0]+", "+t[1]+", "+t[2]+", "+t[3]+", "+t[4]+", "+t[5]+", "+t[6]+", "+t[7]+", "+t[8]+")"}function P(t){return Math.hypot(t[0],t[1],t[2],t[3],t[4],t[5],t[6],t[7],t[8])}function L(t,e,r){return t[0]=e[0]+r[0],t[1]=e[1]+r[1],t[2]=e[2]+r[2],t[3]=e[3]+r[3],t[4]=e[4]+r[4],t[5]=e[5]+r[5],t[6]=e[6]+r[6],t[7]=e[7]+r[7],t[8]=e[8]+r[8],t}function S(t,e,r){return t[0]=e[0]-r[0],t[1]=e[1]-r[1],t[2]=e[2]-r[2],t[3]=e[3]-r[3],t[4]=e[4]-r[4],t[5]=e[5]-r[5],t[6]=e[6]-r[6],t[7]=e[7]-r[7],t[8]=e[8]-r[8],t}function A(t,e,r){return t[0]=e[0]*r,t[1]=e[1]*r,t[2]=e[2]*r,t[3]=e[3]*r,t[4]=e[4]*r,t[5]=e[5]*r,t[6]=e[6]*r,t[7]=e[7]*r,t[8]=e[8]*r,t}function R(t,e,r,i){return t[0]=e[0]+r[0]*i,t[1]=e[1]+r[1]*i,t[2]=e[2]+r[2]*i,t[3]=e[3]+r[3]*i,t[4]=e[4]+r[4]*i,t[5]=e[5]+r[5]*i,t[6]=e[6]+r[6]*i,t[7]=e[7]+r[7]*i,t[8]=e[8]+r[8]*i,t}function C(t,e){return t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]&&t[4]===e[4]&&t[5]===e[5]&&t[6]===e[6]&&t[7]===e[7]&&t[8]===e[8]}function O(t,e){var r=t[0],i=t[1],n=t[2],o=t[3],s=t[4],a=t[5],u=t[6],h=t[7],l=t[8],c=e[0],p=e[1],f=e[2],d=e[3],m=e[4],v=e[5],_=e[6],y=e[7],g=e[8];return 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0;var I=function(t){if(t&&t.__esModule)return t;var e={};if(null!=t)for(var r in t)if(Object.prototype.hasOwnProperty.call(t,r)){var i=Object.defineProperty&&Object.getOwnPropertyDescriptor?Object.getOwnPropertyDescriptor(t,r):{};i.get||i.set?Object.defineProperty(e,r,i):e[r]=t[r]}return e["default"]=t,e}(t("./common.js")),F=d;r.mul=F;var z=S;r.sub=z},{"./common.js":2}],7:[function(t,e,r){"use strict";function i(){var t=new U.ARRAY_TYPE(16);return U.ARRAY_TYPE!=Float32Array&&(t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0),t[0]=1,t[5]=1,t[10]=1,t[15]=1,t}function n(t){var e=new U.ARRAY_TYPE(16);return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e}function o(t,e){return 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t[0]=e[0],t[1]=e[4],t[2]=e[8],t[3]=e[12],t[4]=e[1],t[5]=e[5],t[6]=e[9],t[7]=e[13],t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=e[14],t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15];return t}function l(t,e){var r=e[0],i=e[1],n=e[2],o=e[3],s=e[4],a=e[5],u=e[6],h=e[7],l=e[8],c=e[9],p=e[10],f=e[11],d=e[12],m=e[13],v=e[14],_=e[15],y=r*a-i*s,g=r*u-n*s,w=r*h-o*s,M=i*u-n*a,b=i*h-o*a,x=n*h-o*u,E=l*m-c*d,T=l*v-p*d,P=l*_-f*d,L=c*v-p*m,S=c*_-f*m,A=p*_-f*v,R=y*A-g*S+w*L+M*P-b*T+x*E;return R?(R=1/R,t[0]=(a*A-u*S+h*L)*R,t[1]=(n*S-i*A-o*L)*R,t[2]=(m*x-v*b+_*M)*R,t[3]=(p*b-c*x-f*M)*R,t[4]=(u*P-s*A-h*T)*R,t[5]=(r*A-n*P+o*T)*R,t[6]=(v*w-d*x-_*g)*R,t[7]=(l*x-p*w+f*g)*R,t[8]=(s*S-a*P+h*E)*R,t[9]=(i*P-r*S-o*E)*R,t[10]=(d*b-m*w+_*y)*R,t[11]=(c*w-l*b-f*y)*R,t[12]=(a*T-s*L-u*E)*R,t[13]=(r*L-i*T+n*E)*R,t[14]=(m*g-d*M-v*y)*R,t[15]=(l*M-c*g+p*y)*R,t):null}function c(t,e){var r=e[0],i=e[1],n=e[2],o=e[3],s=e[4],a=e[5],u=e[6],h=e[7],l=e[8],c=e[9],p=e[10],f=e[11],d=e[12],m=e[13],v=e[14],_=e[15];return t[0]=a*(p*_-f*v)-c*(u*_-h*v)+m*(u*f-h*p),t[1]=-(i*(p*_-f*v)-c*(n*_-o*v)+m*(n*f-o*p)),t[2]=i*(u*_-h*v)-a*(n*_-o*v)+m*(n*h-o*u),t[3]=-(i*(u*f-h*p)-a*(n*f-o*p)+c*(n*h-o*u)),t[4]=-(s*(p*_-f*v)-l*(u*_-h*v)+d*(u*f-h*p)),t[5]=r*(p*_-f*v)-l*(n*_-o*v)+d*(n*f-o*p),t[6]=-(r*(u*_-h*v)-s*(n*_-o*v)+d*(n*h-o*u)),t[7]=r*(u*f-h*p)-s*(n*f-o*p)+l*(n*h-o*u),t[8]=s*(c*_-f*m)-l*(a*_-h*m)+d*(a*f-h*c),t[9]=-(r*(c*_-f*m)-l*(i*_-o*m)+d*(i*f-o*c)),t[10]=r*(a*_-h*m)-s*(i*_-o*m)+d*(i*h-o*a),t[11]=-(r*(a*f-h*c)-s*(i*f-o*c)+l*(i*h-o*a)),t[12]=-(s*(c*v-p*m)-l*(a*v-u*m)+d*(a*p-u*c)),t[13]=r*(c*v-p*m)-l*(i*v-n*m)+d*(i*p-n*c),t[14]=-(r*(a*v-u*m)-s*(i*v-n*m)+d*(i*u-n*a)),t[15]=r*(a*p-u*c)-s*(i*p-n*c)+l*(i*u-n*a),t}function p(t){var e=t[0],r=t[1],i=t[2],n=t[3],o=t[4],s=t[5],a=t[6],u=t[7],h=t[8],l=t[9],c=t[10],p=t[11],f=t[12],d=t[13],m=t[14],v=t[15];return(e*s-r*o)*(c*v-p*m)-(e*a-i*o)*(l*v-p*d)+(e*u-n*o)*(l*m-c*d)+(r*a-i*s)*(h*v-p*f)-(r*u-n*s)*(h*m-c*f)+(i*u-n*a)*(h*d-l*f)}function f(t,e,r){var i=e[0],n=e[1],o=e[2],s=e[3],a=e[4],u=e[5],h=e[6],l=e[7],c=e[8],p=e[9],f=e[10],d=e[11],m=e[12],v=e[13],_=e[14],y=e[15],g=r[0],w=r[1],M=r[2],b=r[3];return t[0]=g*i+w*a+M*c+b*m,t[1]=g*n+w*u+M*p+b*v,t[2]=g*o+w*h+M*f+b*_,t[3]=g*s+w*l+M*d+b*y,g=r[4],w=r[5],M=r[6],b=r[7],t[4]=g*i+w*a+M*c+b*m,t[5]=g*n+w*u+M*p+b*v,t[6]=g*o+w*h+M*f+b*_,t[7]=g*s+w*l+M*d+b*y,g=r[8],w=r[9],M=r[10],b=r[11],t[8]=g*i+w*a+M*c+b*m,t[9]=g*n+w*u+M*p+b*v,t[10]=g*o+w*h+M*f+b*_,t[11]=g*s+w*l+M*d+b*y,g=r[12],w=r[13],M=r[14],b=r[15],t[12]=g*i+w*a+M*c+b*m,t[13]=g*n+w*u+M*p+b*v,t[14]=g*o+w*h+M*f+b*_,t[15]=g*s+w*l+M*d+b*y,t}function d(t,e,r){var i,n,o,s,a,u,h,l,c,p,f,d,m=r[0],v=r[1],_=r[2];return e===t?(t[12]=e[0]*m+e[4]*v+e[8]*_+e[12],t[13]=e[1]*m+e[5]*v+e[9]*_+e[13],t[14]=e[2]*m+e[6]*v+e[10]*_+e[14],t[15]=e[3]*m+e[7]*v+e[11]*_+e[15]):(i=e[0],n=e[1],o=e[2],s=e[3],a=e[4],u=e[5],h=e[6],l=e[7],c=e[8],p=e[9],f=e[10],d=e[11],t[0]=i,t[1]=n,t[2]=o,t[3]=s,t[4]=a,t[5]=u,t[6]=h,t[7]=l,t[8]=c,t[9]=p,t[10]=f,t[11]=d,t[12]=i*m+a*v+c*_+e[12],t[13]=n*m+u*v+p*_+e[13],t[14]=o*m+h*v+f*_+e[14],t[15]=s*m+l*v+d*_+e[15]),t}function m(t,e,r){var i=r[0],n=r[1],o=r[2];return t[0]=e[0]*i,t[1]=e[1]*i,t[2]=e[2]*i,t[3]=e[3]*i,t[4]=e[4]*n,t[5]=e[5]*n,t[6]=e[6]*n,t[7]=e[7]*n,t[8]=e[8]*o,t[9]=e[9]*o,t[10]=e[10]*o,t[11]=e[11]*o,t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15],t}function v(t,e,r,i){var n,o,s,a,u,h,l,c,p,f,d,m,v,_,y,g,w,M,b,x,E,T,P,L,S=i[0],A=i[1],R=i[2],C=Math.hypot(S,A,R);return C<U.EPSILON?null:(C=1/C,S*=C,A*=C,R*=C,n=Math.sin(r),o=Math.cos(r),s=1-o,a=e[0],u=e[1],h=e[2],l=e[3],c=e[4],p=e[5],f=e[6],d=e[7],m=e[8],v=e[9],_=e[10],y=e[11],g=S*S*s+o,w=A*S*s+R*n,M=R*S*s-A*n,b=S*A*s-R*n,x=A*A*s+o,E=R*A*s+S*n,T=S*R*s+A*n,P=A*R*s-S*n,L=R*R*s+o,t[0]=a*g+c*w+m*M,t[1]=u*g+p*w+v*M,t[2]=h*g+f*w+_*M,t[3]=l*g+d*w+y*M,t[4]=a*b+c*x+m*E,t[5]=u*b+p*x+v*E,t[6]=h*b+f*x+_*E,t[7]=l*b+d*x+y*E,t[8]=a*T+c*P+m*L,t[9]=u*T+p*P+v*L,t[10]=h*T+f*P+_*L,t[11]=l*T+d*P+y*L,e!==t&&(t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t)}function _(t,e,r){var i=Math.sin(r),n=Math.cos(r),o=e[4],s=e[5],a=e[6],u=e[7],h=e[8],l=e[9],c=e[10],p=e[11];return e!==t&&(t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t[4]=o*n+h*i,t[5]=s*n+l*i,t[6]=a*n+c*i,t[7]=u*n+p*i,t[8]=h*n-o*i,t[9]=l*n-s*i,t[10]=c*n-a*i,t[11]=p*n-u*i,t}function y(t,e,r){var i=Math.sin(r),n=Math.cos(r),o=e[0],s=e[1],a=e[2],u=e[3],h=e[8],l=e[9],c=e[10],p=e[11];return e!==t&&(t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t[0]=o*n-h*i,t[1]=s*n-l*i,t[2]=a*n-c*i,t[3]=u*n-p*i,t[8]=o*i+h*n,t[9]=s*i+l*n,t[10]=a*i+c*n,t[11]=u*i+p*n,t}function g(t,e,r){var i=Math.sin(r),n=Math.cos(r),o=e[0],s=e[1],a=e[2],u=e[3],h=e[4],l=e[5],c=e[6],p=e[7];return e!==t&&(t[8]=e[8],t[9]=e[9],t[10]=e[10],t[11]=e[11],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t[0]=o*n+h*i,t[1]=s*n+l*i,t[2]=a*n+c*i,t[3]=u*n+p*i,t[4]=h*n-o*i,t[5]=l*n-s*i,t[6]=c*n-a*i,t[7]=p*n-u*i,t}function w(t,e){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=e[0],t[13]=e[1],t[14]=e[2],t[15]=1,t}function M(t,e){return t[0]=e[0],t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=e[1],t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=e[2],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function b(t,e,r){var i,n,o,s=r[0],a=r[1],u=r[2],h=Math.hypot(s,a,u);return h<U.EPSILON?null:(h=1/h,s*=h,a*=h,u*=h,i=Math.sin(e),n=Math.cos(e),o=1-n,t[0]=s*s*o+n,t[1]=a*s*o+u*i,t[2]=u*s*o-a*i,t[3]=0,t[4]=s*a*o-u*i,t[5]=a*a*o+n,t[6]=u*a*o+s*i,t[7]=0,t[8]=s*u*o+a*i,t[9]=a*u*o-s*i,t[10]=u*u*o+n,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t)}function x(t,e){var r=Math.sin(e),i=Math.cos(e);return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=i,t[6]=r,t[7]=0,t[8]=0,t[9]=-r,t[10]=i,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function E(t,e){var r=Math.sin(e),i=Math.cos(e);return t[0]=i,t[1]=0,t[2]=-r,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=r,t[9]=0,t[10]=i,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function T(t,e){var r=Math.sin(e),i=Math.cos(e);return t[0]=i,t[1]=r,t[2]=0,t[3]=0,t[4]=-r,t[5]=i,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function P(t,e,r){var i=e[0],n=e[1],o=e[2],s=e[3],a=i+i,u=n+n,h=o+o,l=i*a,c=i*u,p=i*h,f=n*u,d=n*h,m=o*h,v=s*a,_=s*u,y=s*h;return t[0]=1-(f+m),t[1]=c+y,t[2]=p-_,t[3]=0,t[4]=c-y,t[5]=1-(l+m),t[6]=d+v,t[7]=0,t[8]=p+_,t[9]=d-v,t[10]=1-(l+f),t[11]=0,t[12]=r[0],t[13]=r[1],t[14]=r[2],t[15]=1,t}function L(t,e){var r=new U.ARRAY_TYPE(3),i=-e[0],n=-e[1],o=-e[2],s=e[3],a=e[4],u=e[5],h=e[6],l=e[7],c=i*i+n*n+o*o+s*s;return c>0?(r[0]=2*(a*s+l*i+u*o-h*n)/c,r[1]=2*(u*s+l*n+h*i-a*o)/c,r[2]=2*(h*s+l*o+a*n-u*i)/c):(r[0]=2*(a*s+l*i+u*o-h*n),r[1]=2*(u*s+l*n+h*i-a*o),r[2]=2*(h*s+l*o+a*n-u*i)),P(t,e,r),t}function S(t,e){return t[0]=e[12],t[1]=e[13],t[2]=e[14],t}function A(t,e){var r=e[0],i=e[1],n=e[2],o=e[4],s=e[5],a=e[6],u=e[8],h=e[9],l=e[10];return t[0]=Math.hypot(r,i,n),t[1]=Math.hypot(o,s,a),t[2]=Math.hypot(u,h,l),t}function R(t,e){var r=new U.ARRAY_TYPE(3);A(r,e);var i=1/r[0],n=1/r[1],o=1/r[2],s=e[0]*i,a=e[1]*n,u=e[2]*o,h=e[4]*i,l=e[5]*n,c=e[6]*o,p=e[8]*i,f=e[9]*n,d=e[10]*o,m=s+l+d,v=0;return m>0?(v=2*Math.sqrt(m+1),t[3]=.25*v,t[0]=(c-f)/v,t[1]=(p-u)/v,t[2]=(a-h)/v):s>l&&s>d?(v=2*Math.sqrt(1+s-l-d),t[3]=(c-f)/v,t[0]=.25*v,t[1]=(a+h)/v,t[2]=(p+u)/v):l>d?(v=2*Math.sqrt(1+l-s-d),t[3]=(p-u)/v,t[0]=(a+h)/v,t[1]=.25*v,t[2]=(c+f)/v):(v=2*Math.sqrt(1+d-s-l),t[3]=(a-h)/v,t[0]=(p+u)/v,t[1]=(c+f)/v,t[2]=.25*v),t}function C(t,e,r,i){var n=e[0],o=e[1],s=e[2],a=e[3],u=n+n,h=o+o,l=s+s,c=n*u,p=n*h,f=n*l,d=o*h,m=o*l,v=s*l,_=a*u,y=a*h,g=a*l,w=i[0],M=i[1],b=i[2];return t[0]=(1-(d+v))*w,t[1]=(p+g)*w,t[2]=(f-y)*w,t[3]=0,t[4]=(p-g)*M,t[5]=(1-(c+v))*M,t[6]=(m+_)*M,t[7]=0,t[8]=(f+y)*b,t[9]=(m-_)*b,t[10]=(1-(c+d))*b,t[11]=0,t[12]=r[0],t[13]=r[1],t[14]=r[2],t[15]=1,t}function O(t,e,r,i,n){var o=e[0],s=e[1],a=e[2],u=e[3],h=o+o,l=s+s,c=a+a,p=o*h,f=o*l,d=o*c,m=s*l,v=s*c,_=a*c,y=u*h,g=u*l,w=u*c,M=i[0],b=i[1],x=i[2],E=n[0],T=n[1],P=n[2],L=(1-(m+_))*M,S=(f+w)*M,A=(d-g)*M,R=(f-w)*b,C=(1-(p+_))*b,O=(v+y)*b,I=(d+g)*x,F=(v-y)*x,z=(1-(p+m))*x;return t[0]=L,t[1]=S,t[2]=A,t[3]=0,t[4]=R,t[5]=C,t[6]=O,t[7]=0,t[8]=I,t[9]=F,t[10]=z,t[11]=0,t[12]=r[0]+E-(L*E+R*T+I*P),t[13]=r[1]+T-(S*E+C*T+F*P),t[14]=r[2]+P-(A*E+O*T+z*P),t[15]=1,t}function I(t,e){var r=e[0],i=e[1],n=e[2],o=e[3],s=r+r,a=i+i,u=n+n,h=r*s,l=i*s,c=i*a,p=n*s,f=n*a,d=n*u,m=o*s,v=o*a,_=o*u;return t[0]=1-c-d,t[1]=l+_,t[2]=p-v,t[3]=0,t[4]=l-_,t[5]=1-h-d,t[6]=f+m,t[7]=0,t[8]=p+v,t[9]=f-m,t[10]=1-h-c,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function F(t,e,r,i,n,o,s){var a=1/(r-e),u=1/(n-i),h=1/(o-s);return t[0]=2*o*a,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=2*o*u,t[6]=0,t[7]=0,t[8]=(r+e)*a,t[9]=(n+i)*u,t[10]=(s+o)*h,t[11]=-1,t[12]=0,t[13]=0,t[14]=s*o*2*h,t[15]=0,t}function z(t,e,r,i,n){var o,s=1/Math.tan(e/2);return t[0]=s/r,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=s,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[11]=-1,t[12]=0,t[13]=0,t[15]=0,null!=n&&n!==Infinity?(o=1/(i-n),t[10]=(n+i)*o,t[14]=2*n*i*o):(t[10]=-1,t[14]=-2*i),t}function D(t,e,r,i){var n=Math.tan(e.upDegrees*Math.PI/180),o=Math.tan(e.downDegrees*Math.PI/180),s=Math.tan(e.leftDegrees*Math.PI/180),a=Math.tan(e.rightDegrees*Math.PI/180),u=2/(s+a),h=2/(n+o);return t[0]=u,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=h,t[6]=0,t[7]=0,t[8]=-(s-a)*u*.5,t[9]=(n-o)*h*.5,t[10]=i/(r-i),t[11]=-1,t[12]=0,t[13]=0,t[14]=i*r/(r-i),t[15]=0,t}function k(t,e,r,i,n,o,s){var a=1/(e-r),u=1/(i-n),h=1/(o-s);return t[0]=-2*a,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=-2*u,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=2*h,t[11]=0,t[12]=(e+r)*a,t[13]=(n+i)*u,t[14]=(s+o)*h,t[15]=1,t}function N(t,e,r,i){var n,o,s,a,h,l,c,p,f,d,m=e[0],v=e[1],_=e[2],y=i[0],g=i[1],w=i[2],M=r[0],b=r[1],x=r[2];return 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r=this.handlers[t]&&this.handlers[t].slice();if(r&&r.length){e.type=t,e.preventDefault=function(){e.srcEvent.preventDefault()};for(var i=0;i<r.length;)r[i](e),i++}},destroy:function(){this.element&&ut(this,!1),this.handlers={},this.session={},this.input.destroy(),this.element=null}},h(st,{INPUT_START:bt,INPUT_MOVE:xt,INPUT_END:Et,INPUT_CANCEL:Tt,STATE_POSSIBLE:ee,STATE_BEGAN:re,STATE_CHANGED:ie,STATE_ENDED:ne,STATE_RECOGNIZED:oe,STATE_CANCELLED:se,STATE_FAILED:32,DIRECTION_NONE:Pt,DIRECTION_LEFT:Lt,DIRECTION_RIGHT:St,DIRECTION_UP:At,DIRECTION_DOWN:Rt,DIRECTION_HORIZONTAL:Ct,DIRECTION_VERTICAL:Ot,DIRECTION_ALL:It,Manager:at,Input:P,TouchAction:G,TouchInput:W,MouseInput:H,PointerEventInput:B,TouchMouseInput:X,SingleTouchInput:Y,Recognizer:Z,AttrRecognizer:J,Tap:ot,Pan:tt,Swipe:nt,Pinch:et,Rotate:it,Press:rt,on:m,off:v,each:u,merge:l,extend:h,inherit:c,bindFn:p,prefixed:x}),typeof t==pt&&t.amd?t(function(){return st}):void 0!==r&&r.exports?r.exports=st:e.Hammer=st}(window,document)},{}],14:[function(t,e,r){"use strict";function i(){}function n(t){for(var e in i.prototype)i.prototype.hasOwnProperty(e)&&(t.prototype[e]=i.prototype[e])}i.prototype.addEventListener=function(t,e){var r=this.__events=this.__events||{},i=r[t]=r[t]||[];i.indexOf(e)<0&&i.push(e)},i.prototype.removeEventListener=function(t,e){var r=this.__events=this.__events||{},i=r[t];if(i){var n=i.indexOf(e);n>=0&&i.splice(n,1)}},i.prototype.emit=function(t,e){var r=this.__events=this.__events||{},i=r[t],n=Array.prototype.slice.call(arguments,1);if(i)for(var o=0;o<i.length;o++){var s=i[o];s.apply(this,n)}},e.exports=n},{}],15:[function(t,e,r){"use strict";function i(t,e,r,i,n){if(n=n||{},n.perspective=n.perspective||{},n.perspective.extraTransforms=null!=n.perspective.extraTransforms?n.perspective.extraTransforms:"",(n.perspective.radius||n.perspective.extraTransforms)&&!o())throw new Error("CSS transforms on hotspots are not supported on this browser");this._domElement=t,this._parentDomElement=e,this._view=r,this._coords={},this._perspective={},this.setPosition(i),this._parentDomElement.appendChild(this._domElement),this.setPerspective(n.perspective),this._visible=!0,this._position={x:0,y:0}}var n=t("minimal-event-emitter"),o=t("./support/Css"),s=t("./util/positionAbsolutely"),a=t("./util/dom").setTransform,u=t("./util/clearOwnProperties");n(i),i.prototype.destroy=function(){this._parentDomElement.removeChild(this._domElement),u(this)},i.prototype.domElement=function(){return this._domElement},i.prototype.position=function(){return this._coords},i.prototype.setPosition=function(t){for(var e in t)this._coords[e]=t[e];this._update()},i.prototype.perspective=function(){return this._perspective},i.prototype.setPerspective=function(t){for(var e in t)this._perspective[e]=t[e];this._update()},i.prototype.show=function(){this._visible||(this._visible=!0,this._update())},i.prototype.hide=function(){this._visible&&(this._visible=!1,this._update())},i.prototype._update=function(){var t,e,r=this._domElement,i=this._coords,n=this._position,o=!1;if(this._visible){var s=this._view;this._perspective.radius?(o=!0,this._setEmbeddedPosition(s,i)):(s.coordinatesToScreen(i,n),t=n.x,e=n.y,null!=t&&null!=e&&(o=!0,this._setPosition(t,e)))}o?(r.style.display="block",r.style.position="absolute"):(r.style.display="none",r.style.position="")},i.prototype._setEmbeddedPosition=function(t,e){var r=t.coordinatesToPerspectiveTransform(e,this._perspective.radius,this._perspective.extraTransforms);a(this._domElement,r)},i.prototype._setPosition=function(t,e){s(this._domElement,t,e,this._perspective.extraTransforms)},e.exports=i},{"./support/Css":82,"./util/clearOwnProperties":91,"./util/dom":100,"./util/positionAbsolutely":111,"minimal-event-emitter":14}],16:[function(t,e,r){"use strict";function i(t,e,r,i,n){n=n||{},this._parentDomElement=t,this._stage=e,this._view=r,this._renderLoop=i,this._hotspots=[],this._visible=!0,this._rect=n.rect,this._visibilityOrRectChanged=!0,this._stageWidth=null,this._stageHeight=null,this._tmpRect={},this._hotspotContainerWrapper=document.createElement("div"),h(this._hotspotContainerWrapper),d(this._hotspotContainerWrapper,"none"),this._parentDomElement.appendChild(this._hotspotContainerWrapper),this._hotspotContainer=document.createElement("div"),h(this._hotspotContainer),d(this._hotspotContainer,"all"),this._hotspotContainerWrapper.appendChild(this._hotspotContainer),this._updateHandler=this._update.bind(this),this._renderLoop.addEventListener("afterRender",this._updateHandler)}var n=t("minimal-event-emitter"),o=t("./Hotspot"),s=t("./util/calcRect"),a=t("./support/cssPointerEvents"),u=t("./util/positionAbsolutely"),h=t("./util/dom").setAbsolute,l=t("./util/dom").setOverflowHidden,c=t("./util/dom").setOverflowVisible,p=t("./util/dom").setNullSize,f=t("./util/dom").setPixelSize,d=t("./util/dom").setWithVendorPrefix("pointer-events"),m=t("./util/clearOwnProperties");n(i),i.prototype.destroy=function(){for(;this._hotspots.length;)this.destroyHotspot(this._hotspots[0]);this._parentDomElement.removeChild(this._hotspotContainerWrapper),this._renderLoop.removeEventListener("afterRender",this._updateHandler),m(this)},i.prototype.domElement=function(){return this._hotspotContainer},i.prototype.setRect=function(t){t&&!a()&&"undefined"!=typeof console&&console.warn("Using a rect effect is not fully supported on this browser. 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t=this._hotspotContainerWrapper,e=this._stage.width(),r=this._stage.height(),i=this._tmpRect;if(this._visibilityOrRectChanged||this._rect&&(e!==this._stageWidth||r!==this._stageHeight)){var n=this._visible&&!(this._rect&&!a());t.style.display=n?"block":"none",n&&(this._rect?(s(e,r,this._rect,i),u(t,e*i.x,r*i.y),f(t,e*i.width,r*i.height),l(t)):(u(t,0,0),p(t),c(t))),this._stageWidth=e,this._stageHeight=r,this._visibilityOrRectChanged=!1}for(var o=0;o<this._hotspots.length;o++)this._hotspots[o]._update()},e.exports=i},{"./Hotspot":15,"./support/cssPointerEvents":85,"./util/calcRect":87,"./util/clearOwnProperties":91,"./util/dom":100,"./util/positionAbsolutely":111,"minimal-event-emitter":14}],17:[function(t,e,r){"use strict";function i(t,e,r,i,n){n=n||{};var 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n=t("minimal-event-emitter"),o=t("./util/extend"),s=t("./util/clearOwnProperties");n(i),i.prototype.destroy=function(){this._view.removeEventListener("change",this._viewChangeHandler),this._textureStore.removeEventListener("textureLoad",this._textureStoreChangeHandler),this._textureStore.removeEventListener("textureError",this._textureStoreChangeHandler),this._textureStore.removeEventListener("textureInvalid",this._textureStoreChangeHandler),s(this)},i.prototype.source=function(){return this._source},i.prototype.geometry=function(){return this._geometry},i.prototype.view=function(){return this._view},i.prototype.textureStore=function(){return this._textureStore},i.prototype.effects=function(){return this._effects},i.prototype.setEffects=function(t){this._effects=t,this.emit("effectsChange",this._effects)},i.prototype.mergeEffects=function(t){o(this._effects,t),this.emit("effectsChange",this._effects)},i.prototype.fixedLevel=function(){return this._fixedLevelIndex},i.prototype.setFixedLevel=function(t){if(t!==this._fixedLevelIndex){if(null!=t&&(t>=this._geometry.levelList.length||t<0))throw new Error("Level index out of range: "+t);this._fixedLevelIndex=t,this.emit("fixedLevelChange",this._fixedLevelIndex)}},i.prototype._selectLevel=function(){return null!=this._fixedLevelIndex?this._geometry.levelList[this._fixedLevelIndex]:this._view.selectLevel(this._geometry.selectableLevelList)},i.prototype.visibleTiles=function(t){var e=this._selectLevel();return this._geometry.visibleTiles(this._view,e,t)},i.prototype.pinLevel=function(t){for(var e=this._geometry.levelList[t],r=this._geometry.levelTiles(e),i=0;i<r.length;i++)this._textureStore.pin(r[i])},i.prototype.unpinLevel=function(t){for(var e=this._geometry.levelList[t],r=this._geometry.levelTiles(e),i=0;i<r.length;i++)this._textureStore.unpin(r[i])},i.prototype.pinFirstLevel=function(){return this.pinLevel(0)},i.prototype.unpinFirstLevel=function(){return this.unpinLevel(0)},e.exports=i},{"./util/clearOwnProperties":91,"./util/extend":101,"minimal-event-emitter":14}],18:[function(t,e,r){"use strict";function i(t){this.constructor.super_.apply(this,arguments),this.message=t}t("./util/inherits")(i,Error),e.exports=i},{"./util/inherits":104}],19:[function(t,e,r){"use strict";function i(t){var e=this;this._stage=t,this._running=!1,this._rendering=!1,this._requestHandle=null,this._boundLoop=this._loop.bind(this),this._renderInvalidHandler=function(){e._rendering||e.renderOnNextFrame()},this._stage.addEventListener("renderInvalid",this._renderInvalidHandler)}var n=t("minimal-event-emitter"),o=t("./util/clearOwnProperties");n(i),i.prototype.destroy=function(){this.stop(),this._stage.removeEventListener("renderInvalid",this._renderInvalidHandler),o(this)},i.prototype.stage=function(){return this._stage},i.prototype.start=function(){this._running=!0,this.renderOnNextFrame()},i.prototype.stop=function(){this._requestHandle&&(window.cancelAnimationFrame(this._requestHandle),this._requestHandle=null),this._running=!1},i.prototype.renderOnNextFrame=function(){this._running&&!this._requestHandle&&(this._requestHandle=window.requestAnimationFrame(this._boundLoop))},i.prototype._loop=function(){if(!this._running)throw new Error("Render loop running while in stopped state");this._requestHandle=null,this._rendering=!0,this.emit("beforeRender"),this._rendering=!1,this._stage.render(),this.emit("afterRender")},e.exports=i},{"./util/clearOwnProperties":91,"minimal-event-emitter":14}],20:[function(t,e,r){"use strict";function i(t,e){this._viewer=t,this._view=e,this._layers=[],this._hotspotContainer=new s(t._controlContainer,t.stage(),this._view,t.renderLoop()),this._movement=null,this._movementStartTime=null,this._movementStep=null,this._movementParams=null,this._movementCallback=null,this._updateMovementHandler=this._updateMovement.bind(this),this._updateHotspotContainerHandler=this._updateHotspotContainer.bind(this),this._viewer.addEventListener("sceneChange",this._updateHotspotContainerHandler),this._viewChangeHandler=this.emit.bind(this,"viewChange"),this._view.addEventListener("change",this._viewChangeHandler),this._updateHotspotContainer()}var n=t("./Layer"),o=t("./TextureStore"),s=t("./HotspotContainer"),a=t("minimal-event-emitter"),u=t("./util/now"),h=t("./util/noop"),l=t("./util/type"),c=t("./util/defaults"),p=t("./util/clearOwnProperties");a(i),i.prototype.destroy=function(){this._view.removeEventListener("change",this._viewChangeHandler),this._viewer.removeEventListener("sceneChange",this._updateHotspotContainerHandler),this._movement&&this.stopMovement(),this._hotspotContainer.destroy(),this.destroyAllLayers(),p(this)},i.prototype.hotspotContainer=function(){return this._hotspotContainer},i.prototype.layer=function(){return this._layers[0]},i.prototype.listLayers=function(){return[].concat(this._layers)},i.prototype.view=function(){return this._view},i.prototype.viewer=function(){return this._viewer},i.prototype.visible=function(){return this._viewer.scene()===this},i.prototype.createLayer=function(t){t=t||{};var e=t.textureStoreOpts||{},r=t.layerOpts||{},i=t.source,s=t.geometry,a=this._view,u=this._viewer.stage(),h=new o(i,u,e),l=new n(i,s,a,h,r);return this._layers.push(l),t.pinFirstLevel&&l.pinFirstLevel(),this.emit("layerChange"),l},i.prototype.destroyLayer=function(t){var e=this._layers.indexOf(t);if(e<0)throw new Error("No such layer in scene");this._layers.splice(e,1),this.emit("layerChange"),t.textureStore().destroy(),t.destroy()},i.prototype.destroyAllLayers=function(){for(;this._layers.length>0;)this.destroyLayer(this._layers[0])},i.prototype.switchTo=function(t,e){return this._viewer.switchScene(this,t,e)},i.prototype.lookTo=function(t,e,r){if(e=e||{},r=r||h,"object"!==l(t))throw new Error("Target view parameters must be an object");var i=function(t){return(t*=2)<1?.5*t*t:-.5*(--t*(t-2)-1)},n=null!=e.ease?e.ease:i,o=null!=e.controlsInterrupt&&e.controlsInterrupt,s=null!=e.transitionDuration?e.transitionDuration:1e3,a=null==e.shortest||e.shortest,u=this._view,p=u.parameters(),f={};c(f,t),c(f,p),a&&u.normalizeToClosest&&u.normalizeToClosest(f,f);var d=function(){var t=!1;return function(e,r){if(r>=s&&t)return null;var i=Math.min(r/s,1);for(var o in e){var a=p[o],u=f[o];e[o]=a+n(i)*(u-a)}return t=r>=s,e}},m=this._viewer.controls().enabled();o||this._viewer.controls().disable(),this.startMovement(d,function(){m&&this._viewer.controls().enable(),r()})},i.prototype.startMovement=function(t,e){var r=this._viewer.renderLoop();this._movement&&this.stopMovement();var i=t();if("function"!=typeof i)throw new Error("Bad 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t=this._viewer.renderLoop(),e=this._view,r=u()-this._movementStartTime,i=this._movementStep,n=this._movementParams;n=e.parameters(n),n=i(n,r),null==n?this.stopMovement():(e.setParameters(n),t.renderOnNextFrame())},i.prototype._updateHotspotContainer=function(){this.visible()?this._hotspotContainer.show():this._hotspotContainer.hide()},e.exports=i},{"./HotspotContainer":16,"./Layer":17,"./TextureStore":21,"./util/clearOwnProperties":91,"./util/defaults":96,"./util/noop":107,"./util/now":108,"./util/type":116,"minimal-event-emitter":14}],21:[function(t,e,r){"use strict";function i(){}function n(t,e){var r=this,n=y++;r._id=n,r._store=t,r._tile=e,r._asset=null,r._texture=null,r._changeHandler=function(){t.emit("textureInvalid",e)};var o=t.source(),s=t.stage(),a=o.loadAsset.bind(o),u=s.createTexture.bind(s),h=p(c(a),u);t.emit("textureStartLoad",e),m&&console.log("loading",n,e),r._cancel=h(s,e,function(o,s,a,u){if(r._cancel=null,o)return a&&a.destroy(),u&&u.destroy(),void(o instanceof 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this._asset},n.prototype.texture=function(){return this._texture},n.prototype.destroy=function(){var t=this._id,e=this._store,r=this._tile,n=this._asset,o=this._texture,s=this._cancel;if(s)return void s(new i("Texture load cancelled"));n&&(n.removeEventListener("change",this._changeHandler),n.destroy()),o&&o.destroy(),e.emit("textureUnload",r),m&&console.log("unload",t,r),d(this)},h(n),h(o),o.prototype.destroy=function(){this.clear(),d(this)},o.prototype.stage=function(){return this._stage},o.prototype.source=function(){return this._source},o.prototype.clear=function(){var t=this;t._evicted.length=0,t._itemMap.forEach(function(e){t._evicted.push(e)}),t._evicted.forEach(function(e){t._unloadTile(e)}),t._itemMap.clear(),t._visible.clear(),t._previouslyVisible.clear(),t._pinMap.clear(),t._newVisible.clear(),t._noLongerVisible.length=0,t._visibleAgain.length=0,t._evicted.length=0},o.prototype.clearNotPinned=function(){var t=this;t._evicted.length=0,t._itemMap.forEach(function(e){t._pinMap.has(e)||t._evicted.push(e)}),t._evicted.forEach(function(e){t._unloadTile(e)}),t._visible.clear(),t._previouslyVisible.clear(),t._evicted.length=0},o.prototype.startFrame=function(){if(this._state!==v.IDLE&&this._state!==v.START)throw new Error("TextureStore: startFrame called out of sequence");this._state=v.START,this._delimCount++},o.prototype.markTile=function(t){if(this._state!==v.START&&this._state!==v.MARK)throw new Error("TextureStore: markTile called out of sequence");this._state=v.MARK;var e=this._itemMap.get(t),r=e&&e.texture(),i=e&&e.asset();r&&i&&r.refresh(t,i),this._newVisible.add(t)},o.prototype.endFrame=function(){if(this._state!==v.START&&this._state!==v.MARK&&this._state!==v.END)throw new Error("TextureStore: endFrame called out of sequence");this._state=v.END,--this._delimCount||(this._update(),this._state=v.IDLE)},o.prototype._update=function(){var t=this;t._noLongerVisible.length=0,t._visible.forEach(function(e){t._newVisible.has(e)||t._noLongerVisible.push(e)}),t._visibleAgain.length=0,t._newVisible.forEach(function(e){t._previouslyVisible.has(e)&&t._visibleAgain.push(e)}),t._visibleAgain.forEach(function(e){t._previouslyVisible.remove(e)}),t._evicted.length=0,t._noLongerVisible.forEach(function(e){var r=t._itemMap.get(e);if(r&&r.texture()){var i=t._previouslyVisible.add(e);null!=i&&t._evicted.push(i)}else r&&t._unloadTile(e)}),t._evicted.forEach(function(e){t._pinMap.has(e)||t._unloadTile(e)}),t._newVisible.forEach(function(e){t._itemMap.get(e)||t._loadTile(e)});var e=t._visible;t._visible=t._newVisible,t._newVisible=e,t._newVisible.clear(),t._noLongerVisible.length=0,t._visibleAgain.length=0,t._evicted.length=0},o.prototype._loadTile=function(t){if(this._itemMap.has(t))throw new Error("TextureStore: loading texture already in cache");var e=new n(this,t);this._itemMap.set(t,e)},o.prototype._unloadTile=function(t){var e=this._itemMap.del(t);if(!e)throw new Error("TextureStore: unloading texture not in cache");e.destroy()},o.prototype.asset=function(t){var e=this._itemMap.get(t);return e?e.asset():null},o.prototype.texture=function(t){var e=this._itemMap.get(t);return e?e.texture():null},o.prototype.pin=function(t){var e=(this._pinMap.get(t)||0)+1;return this._pinMap.set(t,e),this._itemMap.has(t)||this._loadTile(t),e},o.prototype.unpin=function(t){var e=this._pinMap.get(t);if(!e)throw new Error("TextureStore: unpin when not pinned");return e--,e>0?this._pinMap.set(t,e):(this._pinMap.del(t),this._visible.has(t)||this._previouslyVisible.has(t)||this._unloadTile(t)),e},o.prototype.query=function(t){var e=this._itemMap.get(t),r=this._pinMap.get(t)||0;return{visible:this._visible.has(t),previouslyVisible:this._previouslyVisible.has(t),hasAsset:null!=e&&null!=e.asset(),hasTexture:null!=e&&null!=e.texture(),pinned:0!==r,pinCount:r}},e.exports=o},{"./collections/LruSet":30,"./collections/Map":31,"./collections/Set":32,"./util/chain":89,"./util/clearOwnProperties":91,"./util/defaults":96,"./util/inherits":104,"./util/retry":114,"minimal-event-emitter":14}],22:[function(t,e,r){"use strict";function i(){this._stack=[],this._visited=new n,this._vertices=null}var n=t("./collections/Set");i.prototype.search=function(t,e,r){var i=this._stack,n=this._visited,o=this._vertices,s=0;for(this._clear(),i.push(e);i.length>0;){var a=i.pop();if(!n.has(a)&&t.intersects(a.vertices(o))){n.add(a);for(var u=a.neighbors(),h=0;h<u.length;h++)i.push(u[h]);r.push(a),s++}}return this._vertices=o,this._clear(),s},i.prototype._clear=function(){this._stack.length=0,this._visited.clear()},e.exports=i},{"./collections/Set":32}],23:[function(t,e,r){"use strict";function i(t){t=o(t||{},a),this._duration=t.duration,this._startTime=null,this._handle=null,this._check=this._check.bind(this)}var n=t("minimal-event-emitter"),o=t("./util/defaults"),s=t("./util/now"),a={duration:Infinity};n(i),i.prototype.start=function(){this._startTime=s(),null==this._handle&&this._duration<Infinity&&this._setup(this._duration)},i.prototype.started=function(){return null!=this._startTime},i.prototype.stop=function(){this._startTime=null,null!=this._handle&&(clearTimeout(this._handle),this._handle=null)},i.prototype._setup=function(t){this._handle=setTimeout(this._check,t)},i.prototype._teardown=function(){clearTimeout(this._handle),this._handle=null},i.prototype._check=function(){var t=s(),e=t-this._startTime,r=this._duration-e;this._teardown(),r<=0?(this.emit("timeout"),this._startTime=null):r<Infinity&&this._setup(r)},i.prototype.duration=function(){return this._duration},i.prototype.setDuration=function(t){this._duration=t,null!=this._startTime&&this._check()},e.exports=i},{"./util/defaults":96,"./util/now":108,"minimal-event-emitter":14}],24:[function(t,e,r){"use strict";function i(t,e){e=e||{},this._domElement=t,y(t);var r;if(e.stageType){if(!(r=T[e.stageType]))throw new Error("Unknown stage type: "+e.stageType)}else{for(var i=0;i<P.length;i++)if(P[i].supported()){r=P[i];break}if(!r)throw new Error("None of the stage types are supported")}this._stage=new r(e.stage),_(this._stage),this._domElement.appendChild(this._stage.domElement()),this._controlContainer=document.createElement("div"),g(this._controlContainer),w(this._controlContainer),o.ios&&this._controlContainer.addEventListener("touchmove",function(t){t.preventDefault()});var n=document.createElement("div");g(n),w(n),M(n),this._controlContainer.appendChild(n),t.appendChild(this._controlContainer),this._size={},this.updateSize(),this._updateSizeListener=this.updateSize.bind(this),window.addEventListener("resize",this._updateSizeListener),this._renderLoop=new a(this._stage),this._controls=new u,this._controlMethods=v(this._controls,this._controlContainer,e.controls),this._controls.attach(this._renderLoop),this._hammerManagerTouch=m.get(this._controlContainer,"touch"),this._hammerManagerMouse=m.get(this._controlContainer,"mouse"),this._dragCursor=new d(this._controls,"mouseViewDrag",t,e.cursors&&e.cursors.drag||{}),this._renderLoop.start(),this._scenes=[],this._currentScene=null,this._replacedScene=null,this._cancelCurrentTween=null,this._layerChangeHandler=this._updateSceneLayers.bind(this),this._viewChangeHandler=this.emit.bind(this,"viewChange"),this._idleTimer=new l,this._idleTimer.start(),this._resetIdleTimerHandler=this._resetIdleTimer.bind(this),this.addEventListener("viewChange",this._resetIdleTimerHandler),this._triggerIdleTimerHandler=this._triggerIdleTimer.bind(this),this._idleTimer.addEventListener("timeout",this._triggerIdleTimerHandler),this._stopMovementHandler=this.stopMovement.bind(this),this._controls.addEventListener("active",this._stopMovementHandler),this.addEventListener("sceneChange",this._stopMovementHandler),this._idleMovement=null}function n(t,e,r){e.listLayers().forEach(function(e){e.mergeEffects({opacity:t})}),e._hotspotContainer.domElement().style.opacity=t}var o=t("bowser"),s=t("minimal-event-emitter"),a=t("./RenderLoop"),u=t("./controls/Controls"),h=t("./Scene"),l=t("./Timer"),c=t("./stages/WebGl"),p=t("./stages/Css"),f=t("./stages/Flash"),d=t("./controls/ControlCursor"),m=t("./controls/HammerGestures"),v=t("./controls/registerDefaultControls"),_=t("./renderers/registerDefaultRenderers"),y=t("./util/dom").setOverflowHidden,g=t("./util/dom").setAbsolute,w=t("./util/dom").setFullSize,M=t("./util/dom").setBlocking,b=t("./util/tween"),x=t("./util/noop"),E=t("./util/clearOwnProperties"),T={webgl:c,css:p,flash:f},P=[c,p,f];s(i),i.prototype.destroy=function(){window.removeEventListener("resize",this._updateSizeListener),this._currentScene&&this._removeSceneEventListeners(this._currentScene),this._replacedScene&&this._removeSceneEventListeners(this._replacedScene),this._dragCursor.destroy();for(var t in this._controlMethods)this._controlMethods[t].destroy();for(;this._scenes.length;)this.destroyScene(this._scenes[0]);this._domElement.removeChild(this._stage.domElement()),this._stage.destroy(),this._renderLoop.destroy(),this._controls.destroy(),this._controls=null,this._cancelCurrentTween&&this._cancelCurrentTween(),E(this)},i.prototype.updateSize=function(){var t=this._size;t.width=this._domElement.clientWidth,t.height=this._domElement.clientHeight,this._stage.setSize(t)},i.prototype.stage=function(){return this._stage},i.prototype.renderLoop=function(){return this._renderLoop},i.prototype.controls=function(){return this._controls},i.prototype.domElement=function(){return this._domElement},i.prototype.createScene=function(t){t=t||{};var e=this.createEmptyScene({view:t.view});return e.createLayer({source:t.source,geometry:t.geometry,pinFirstLevel:t.pinFirstLevel,textureStoreOpts:t.textureStoreOpts,layerOpts:t.layerOpts}),e},i.prototype.createEmptyScene=function(t){t=t||{};var e=new h(this,t.view);return this._scenes.push(e),e},i.prototype._updateSceneLayers=function(){var t,e,r=this._stage,i=this._currentScene,n=this._replacedScene,o=r.listLayers(),s=[];if(n&&(s=s.concat(n.listLayers())),i&&(s=s.concat(i.listLayers())),1!==Math.abs(o.length-s.length))throw new Error("Stage and scene out of sync");if(s.length<o.length)for(t=0;t<o.length;t++)if(e=o[t],s.indexOf(e)<0){this._removeLayerFromStage(e);break}if(s.length>o.length)for(t=0;t<s.length;t++)e=s[t],o.indexOf(e)<0&&this._addLayerToStage(e,t)},i.prototype._addLayerToStage=function(t,e){t.pinFirstLevel(),this._stage.addLayer(t,e)},i.prototype._removeLayerFromStage=function(t){this._stage.removeLayer(t),t.unpinFirstLevel(),t.textureStore().clearNotPinned()},i.prototype._addSceneEventListeners=function(t){t.addEventListener("layerChange",this._layerChangeHandler),t.addEventListener("viewChange",this._viewChangeHandler)},i.prototype._removeSceneEventListeners=function(t){t.removeEventListener("layerChange",this._layerChangeHandler),t.removeEventListener("viewChange",this._viewChangeHandler)},i.prototype.destroyScene=function(t){var e=this._scenes.indexOf(t);if(e<0)throw new Error("No such scene in viewer");var r,i;if(this._currentScene===t){for(this._removeSceneEventListeners(t),i=t.listLayers(),r=0;r<i.length;r++)this._removeLayerFromStage(i[r]);this._cancelCurrentTween&&(this._cancelCurrentTween(),this._cancelCurrentTween=null),this._currentScene=null,this.emit("sceneChange")}if(this._replacedScene===t){for(this._removeSceneEventListeners(t),i=t.listLayers(),r=0;r<i.length;r++)this._removeLayerFromStage(i[r]);this._replacedScene=null}this._scenes.splice(e,1),t.destroy()
},i.prototype.destroyAllScenes=function(){for(;this._scenes.length>0;)this.destroyScene(this._scenes[0])},i.prototype.hasScene=function(t){return this._scenes.indexOf(t)>=0},i.prototype.listScenes=function(){return[].concat(this._scenes)},i.prototype.scene=function(){return this._currentScene},i.prototype.view=function(){var t=this._currentScene;return t?t.view():null},i.prototype.lookTo=function(t,e,r){var i=this._currentScene;i&&i.lookTo(t,e,r)},i.prototype.startMovement=function(t,e){var r=this._currentScene;r&&r.startMovement(t,e)},i.prototype.stopMovement=function(){var t=this._currentScene;t&&t.stopMovement()},i.prototype.movement=function(){var t=this._currentScene;if(t)return t.movement()},i.prototype.setIdleMovement=function(t,e){this._idleTimer.setDuration(t),this._idleMovement=e},i.prototype.breakIdleMovement=function(){this.stopMovement(),this._resetIdleTimer()},i.prototype._resetIdleTimer=function(){this._idleTimer.start()},i.prototype._triggerIdleTimer=function(){var t=this._idleMovement;t&&this.startMovement(t)};i.prototype.switchScene=function(t,e,r){function i(e){f(e,t,u)}function o(){if(s._replacedScene){s._removeSceneEventListeners(s._replacedScene),h=s._replacedScene.listLayers();for(var t=0;t<h.length;t++)s._removeLayerFromStage(h[t]);s._replacedScene=null}s._cancelCurrentTween=null,r()}var s=this;e=e||{},r=r||x;var a=this._stage,u=this._currentScene;if(u===t)return void r();if(this._scenes.indexOf(t)<0)throw new Error("No such scene in viewer");this._cancelCurrentTween&&(this._cancelCurrentTween(),this._cancelCurrentTween=null);var h=u?u.listLayers():[],l=t.listLayers(),c=a.listLayers();if(u&&(c.length!==h.length||c.length>1&&c[0]!=h[0]))throw new Error("Stage not in sync with viewer");for(var p=null!=e.transitionDuration?e.transitionDuration:1e3,f=null!=e.transitionUpdate?e.transitionUpdate:n,d=0;d<l.length;d++)this._addLayerToStage(l[d]);this._cancelCurrentTween=b(p,i,o),this._currentScene=t,this._replacedScene=u,this.emit("sceneChange"),this.emit("viewChange"),this._addSceneEventListeners(t)},e.exports=i},{"./RenderLoop":19,"./Scene":20,"./Timer":23,"./controls/ControlCursor":37,"./controls/Controls":38,"./controls/HammerGestures":42,"./controls/registerDefaultControls":49,"./renderers/registerDefaultRenderers":70,"./stages/Css":77,"./stages/Flash":78,"./stages/WebGl":81,"./util/clearOwnProperties":91,"./util/dom":100,"./util/noop":107,"./util/tween":115,bowser:1,"minimal-event-emitter":14}],25:[function(t,e,r){"use strict";function i(t){this.constructor.super_.call(this,t),this._timestamp=0}var n=t("./Static"),o=t("../util/inherits"),s=t("minimal-event-emitter"),a=t("../util/clearOwnProperties");o(i,n),s(i),i.prototype.destroy=function(){a(this)},i.prototype.timestamp=function(){return this._timestamp},i.prototype.isDynamic=function(){return!0},i.prototype.markDirty=function(){this._timestamp++,this.emit("change")},e.exports=i},{"../util/clearOwnProperties":91,"../util/inherits":104,"./Static":27,"minimal-event-emitter":14}],26:[function(t,e,r){"use strict";function i(t,e){this._flashElement=t,this._imageId=e}var n=t("minimal-event-emitter"),o=t("../util/clearOwnProperties");n(i),i.prototype.destroy=function(){this._flashElement.unloadImage(this._imageId),o(this)},i.prototype.element=function(){return this._imageId},i.prototype.width=function(){return 0},i.prototype.height=function(){return 0},i.prototype.timestamp=function(){return 0},i.prototype.isDynamic=function(){return!1},e.exports=i},{"../util/clearOwnProperties":91,"minimal-event-emitter":14}],27:[function(t,e,r){"use 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e=t.yawSpeed,r=t.pitchSpeed,i=t.fovSpeed,s=t.yawAccel,a=t.pitchAccel,u=t.fovAccel,h=t.targetPitch,l=t.targetFov;return function(){var t,n,o,c,p=0,f=0,d=0,m=0,v=0,_=0,y=0;return function(g,w){if(t=(w-p)/1e3,v=Math.min(f+t*s,e),n=v*t,g.yaw=g.yaw+n,null!=h&&g.pitch!==h){var M=.5*d*d/a;_=Math.abs(h-g.pitch)>M?Math.min(d+t*a,r):Math.max(d-t*a,0),o=_*t,h<g.pitch&&(g.pitch=Math.max(h,g.pitch-o)),h>g.pitch&&(g.pitch=Math.min(h,g.pitch+o))}if(null!=l&&g.fov!==h){var b=.5*m*m/u;y=Math.abs(l-g.fov)>b?Math.min(m+t*u,i):Math.max(m-t*u,0),c=y*t,l<g.fov&&(g.fov=Math.max(l,g.fov-c)),l>g.fov&&(g.fov=Math.min(l,g.fov+c))}return p=w,f=v,d=_,m=y,g}}}var n=t("./util/defaults"),o={yawSpeed:.1,pitchSpeed:.1,fovSpeed:.1,yawAccel:.01,pitchAccel:.01,fovAccel:.01,targetPitch:0,targetFov:null};e.exports=i},{"./util/defaults":96}],29:[function(t,e,r){"use strict";function i(t){if(!isFinite(t)||Math.floor(t)!==t||t<0)throw new Error("LruMap: invalid capacity");this._capacity=t,this._keys=new Array(this._capacity),this._values=new Array(this._capacity),this._start=0,this._size=0}var n=t("../util/mod");i.prototype._index=function(t){return n(this._start+t,this._capacity)},i.prototype.get=function(t){for(var e=0;e<this._size;e++){var r=this._keys[this._index(e)];if(t.equals(r))return this._values[this._index(e)]}return null},i.prototype.set=function(t,e){if(0===this._capacity)return t;this.del(t);var r=this._size===this._capacity?this._keys[this._index(0)]:null;return this._keys[this._index(this._size)]=t,this._values[this._index(this._size)]=e,this._size<this._capacity?this._size++:this._start=this._index(1),r},i.prototype.del=function(t){for(var e=0;e<this._size;e++)if(t.equals(this._keys[this._index(e)])){for(var r=this._values[this._index(e)],i=e;i<this._size-1;i++)this._keys[this._index(i)]=this._keys[this._index(i+1)],this._values[this._index(i)]=this._values[this._index(i+1)];return this._size--,r}return null},i.prototype.has=function(t){for(var e=0;e<this._size;e++)if(t.equals(this._keys[this._index(e)]))return!0;return!1},i.prototype.size=function(){return this._size},i.prototype.clear=function(){this._keys.length=0,this._values.length=0,this._start=0,this._size=0},i.prototype.forEach=function(t){for(var e=0,r=0;r<this._size;r++)t(this._keys[this._index(r)],this._values[this._index(r)]),e+=1;return e},e.exports=i},{"../util/mod":106}],30:[function(t,e,r){"use strict";function i(t){if(!isFinite(t)||Math.floor(t)!==t||t<0)throw new Error("LruSet: invalid capacity");this._capacity=t,this._elements=new Array(this._capacity),this._start=0,this._size=0}var n=t("../util/mod");i.prototype._index=function(t){return n(this._start+t,this._capacity)},i.prototype.add=function(t){if(0===this._capacity)return t;this.remove(t);var e=this._size===this._capacity?this._elements[this._index(0)]:null;return this._elements[this._index(this._size)]=t,this._size<this._capacity?this._size++:this._start=this._index(1),e},i.prototype.remove=function(t){for(var e=0;e<this._size;e++){var r=this._elements[this._index(e)];if(t.equals(r)){for(var i=e;i<this._size-1;i++)this._elements[this._index(i)]=this._elements[this._index(i+1)];return this._size--,r}}return null},i.prototype.has=function(t){for(var e=0;e<this._size;e++)if(t.equals(this._elements[this._index(e)]))return!0;return!1},i.prototype.size=function(){return this._size},i.prototype.clear=function(){this._elements.length=0,this._start=0,this._size=0},i.prototype.forEach=function(t){for(var e=0,r=0;r<this._size;r++)t(this._elements[this._index(r)]),e+=1;return e},e.exports=i},{"../util/mod":106}],31:[function(t,e,r){"use strict";function i(t){if(null!=t&&(!isFinite(t)||Math.floor(t)!==t||t<1))throw new Error("Map: invalid capacity");this._capacity=t||o,this._keyBuckets=[],this._valBuckets=[];for(var e=0;e<this._capacity;e++)this._keyBuckets.push([]),this._valBuckets.push([]);this._size=0}var n=t("../util/mod"),o=64;i.prototype.get=function(t){for(var e=n(t.hash(),this._capacity),r=this._keyBuckets[e],i=0;i<r.length;i++){var o=r[i];if(t.equals(o)){return this._valBuckets[e][i]}}return null},i.prototype.set=function(t,e){for(var r=n(t.hash(),this._capacity),i=this._keyBuckets[r],o=this._valBuckets[r],s=0;s<i.length;s++){var a=i[s];if(t.equals(a)){var u=o[s];return i[s]=t,o[s]=e,u}}return i.push(t),o.push(e),this._size++,null},i.prototype.del=function(t){for(var e=n(t.hash(),this._capacity),r=this._keyBuckets[e],i=this._valBuckets[e],o=0;o<r.length;o++){var s=r[o];if(t.equals(s)){for(var a=i[o],u=o;u<r.length-1;u++)r[u]=r[u+1],i[u]=i[u+1];return r.length=r.length-1,i.length=i.length-1,this._size--,a}}return null},i.prototype.has=function(t){for(var e=n(t.hash(),this._capacity),r=this._keyBuckets[e],i=0;i<r.length;i++){var o=r[i];if(t.equals(o))return!0}return!1},i.prototype.size=function(){return this._size},i.prototype.clear=function(){for(var t=0;t<this._capacity;t++)this._keyBuckets[t].length=0,this._valBuckets[t].length=0;this._size=0},i.prototype.forEach=function(t){for(var e=0,r=0;r<this._capacity;r++)for(var i=this._keyBuckets[r],n=this._valBuckets[r],o=0;o<i.length;o++)t(i[o],n[o]),e+=1;return e},e.exports=i},{"../util/mod":106}],32:[function(t,e,r){"use strict";function i(t){if(null!=t&&(!isFinite(t)||Math.floor(t)!==t||t<1))throw new Error("Set: invalid capacity");this._capacity=this._capacity||o,this._buckets=[];for(var e=0;e<this._capacity;e++)this._buckets.push([]);this._size=0}var n=t("../util/mod"),o=64;i.prototype.add=function(t){for(var e=n(t.hash(),this._capacity),r=this._buckets[e],i=0;i<r.length;i++){var o=r[i];if(t.equals(o))return r[i]=t,o}return r.push(t),this._size++,null},i.prototype.remove=function(t){for(var e=n(t.hash(),this._capacity),r=this._buckets[e],i=0;i<r.length;i++){var o=r[i];if(t.equals(o)){for(var s=i;s<r.length-1;s++)r[s]=r[s+1];return r.length=r.length-1,this._size--,o}}return null},i.prototype.has=function(t){for(var e=n(t.hash(),this._capacity),r=this._buckets[e],i=0;i<r.length;i++){var o=r[i];if(t.equals(o))return!0}return!1},i.prototype.size=function(){return this._size},i.prototype.clear=function(){for(var t=0;t<this._capacity;t++)this._buckets[t].length=0;this._size=0},i.prototype.forEach=function(t){for(var e=0,r=0;r<this._capacity;r++)for(var i=this._buckets[r],n=0;n<i.length;n++)t(i[n]),e+=1;return e},e.exports=i},{"../util/mod":106}],33:[function(t,e,r){"use strict";function i(t){this._concurrency=t&&t.concurrency||1,this._paused=t&&!!t.paused||!1,this._pool=[];for(var e=0;e<this._concurrency;e++)this._pool.push(new n(t));this._next=0}var n=t("./WorkQueue"),o=t("../util/mod");i.prototype.length=function(){for(var t=0,e=0;e<this._pool.length;e++)t+=this._pool[e].length();return t},i.prototype.push=function(t,e){var r=this._next,i=this._pool[r].push(t,e);return this._next=o(this._next+1,this._concurrency),i},i.prototype.pause=function(){if(!this._paused){this._paused=!0;for(var t=0;t<this._concurrency;t++)this._pool[t].pause()}},i.prototype.resume=function(){if(this._paused){this._paused=!1;for(var t=0;t<this._concurrency;t++)this._pool[t].resume()}},e.exports=i},{"../util/mod":106,"./WorkQueue":34}],34:[function(t,e,r){"use strict";function i(t,e){this.fn=t,this.cb=e,this.cfn=null}function n(t){this._queue=[],this._delay=t&&t.delay||0,this._paused=t&&!!t.paused||!1,this._currentTask=null,this._lastFinished=null}var o=t("../util/now");n.prototype.length=function(){return this._queue.length},n.prototype.push=function(t,e){var r=new i(t,e),n=this._cancel.bind(this,r);return this._queue.push(r),this._next(),n},n.prototype.pause=function(){this._paused||(this._paused=!0)},n.prototype.resume=function(){this._paused&&(this._paused=!1,this._next())},n.prototype._start=function(t){if(this._currentTask)throw new Error("WorkQueue: called start while running task");this._currentTask=t;var e=this._finish.bind(this,t);if(t.cfn=t.fn(e),"function"!=typeof t.cfn)throw new Error("WorkQueue: function is not cancellable")},n.prototype._finish=function(t){var e=Array.prototype.slice.call(arguments,1);if(this._currentTask!==t)throw new Error("WorkQueue: called finish on wrong task");t.cb.apply(null,e),this._currentTask=null,this._lastFinished=o(),this._next()},n.prototype._cancel=function(t){var e=Array.prototype.slice.call(arguments,1);if(this._currentTask===t)t.cfn.apply(null,e);else{var r=this._queue.indexOf(t);r>=0&&(this._queue.splice(r,1),t.cb.apply(null,e))}},n.prototype._next=function(){if(!this._paused&&this._queue.length&&!this._currentTask){if(null!=this._lastFinished){var t=o()-this._lastFinished,e=this._delay-t;if(e>0)return void setTimeout(this._next.bind(this),e)}var r=this._queue.shift();this._start(r)}},e.exports=n},{"../util/now":108}],35:[function(t,e,r){"use strict";function i(t){var e=t||{};return e.colorOffset=e.colorOffset||a.create(),e.colorMatrix=e.colorMatrix||u.create(),e}function n(t,e,r){o(r,t,e.colorMatrix),a.add(r,r,e.colorOffset)}function o(t,e,r){var i=e[0],n=e[1],o=e[2],s=e[3];return t[0]=r[0]*i+r[1]*n+r[2]*o+r[3]*s,t[1]=r[4]*i+r[5]*n+r[6]*o+r[7]*s,t[2]=r[8]*i+r[9]*n+r[10]*o+r[11]*s,t[3]=r[12]*i+r[13]*n+r[14]*o+r[15]*s,t}function s(t,e){for(var r=t.width,i=t.height,o=t.data,s=0;s<r*i;s++)a.set(h,o[4*s+0]/255,o[4*s+1]/255,o[4*s+2]/255,o[4*s+3]/255),n(h,e,h),o[4*s+0]=255*h[0],o[4*s+1]=255*h[1],o[4*s+2]=255*h[2],o[4*s+3]=255*h[3]}var a=t("gl-matrix").vec4,u=t("gl-matrix").mat4,h=a.create();e.exports={identity:i,applyToPixel:n,applyToImageData:s}},{"gl-matrix":3}],36:[function(t,e,r){"use strict";function i(t){t=t||{},this._methods=[],this._parameters=["x","y","axisScaledX","axisScaledY","zoom","yaw","pitch","roll"],this._now=t.nowForTesting||s,this._composedOffsets={},this._composeReturn={offsets:this._composedOffsets,changing:null}}var n=t("minimal-event-emitter"),o=t("./Dynamics"),s=t("../util/now"),a=t("../util/clearOwnProperties");n(i),i.prototype.add=function(t){if(!this.has(t)){var e={};this._parameters.forEach(function(t){e[t]={dynamics:new o,time:null}});var r=this._updateDynamics.bind(this,e),i={instance:t,dynamics:e,parameterDynamicsHandler:r};t.addEventListener("parameterDynamics",r),this._methods.push(i)}},i.prototype.remove=function(t){var e=this._indexOfInstance(t);if(e>=0){var r=this._methods.splice(e,1)[0];r.instance.removeEventListener("parameterDynamics",r.parameterDynamicsHandler)}},i.prototype.has=function(t){return this._indexOfInstance(t)>=0},i.prototype._indexOfInstance=function(t){for(var e=0;e<this._methods.length;e++)if(this._methods[e].instance===t)return e;return-1},i.prototype.list=function(){for(var t=[],e=0;e<this._methods.length;e++)t.push(this._methods[e].instance);return t},i.prototype._updateDynamics=function(t,e,r){var i=t[e];if(!i)throw new Error("Unknown control parameter "+e);var n=this._now();i.dynamics.update(r,(n-i.time)/1e3),i.time=n,this.emit("change")},i.prototype._resetComposedOffsets=function(){for(var t=0;t<this._parameters.length;t++)this._composedOffsets[this._parameters[t]]=0},i.prototype.offsets=function(){var t,e=!1,r=this._now();this._resetComposedOffsets();for(var i=0;i<this._methods.length;i++)for(var n=this._methods[i].dynamics,o=0;o<this._parameters.length;o++){t=this._parameters[o];var s=n[t],a=s.dynamics;null!=a.offset&&(this._composedOffsets[t]+=a.offset,a.offset=null);var u=(r-s.time)/1e3,h=a.offsetFromVelocity(u);h&&(this._composedOffsets[t]+=h);var l=a.velocityAfter(u);a.velocity=l,l&&(e=!0),s.time=r}return this._composeReturn.changing=e,this._composeReturn},i.prototype.destroy=function(){for(var t=this.list(),e=0;e<t.length;e++)this.remove(t[e]);a(this)},e.exports=i},{"../util/clearOwnProperties":91,"../util/now":108,"./Dynamics":40,"minimal-event-emitter":14}],37:[function(t,e,r){"use strict";function i(t,e,r,i){i=n(i||{},s),this._element=r,this._controls=t,this._id=e,this._attached=!1,this._setActiveCursor=this._setCursor.bind(this,i.active),this._setInactiveCursor=this._setCursor.bind(this,i.inactive),this._setDisabledCursor=this._setCursor.bind(this,i.disabled),this._setOriginalCursor=this._setCursor.bind(this,this._element.style.cursor),this._updateAttachmentHandler=this._updateAttachment.bind(this),t.addEventListener("methodEnabled",this._updateAttachmentHandler),t.addEventListener("methodDisabled",this._updateAttachmentHandler),t.addEventListener("enabled",this._updateAttachmentHandler),t.addEventListener("disabled",this._updateAttachmentHandler),this._updateAttachment()}var n=t("../util/defaults"),o=t("../util/clearOwnProperties"),s={active:"move",inactive:"default",disabled:"default"};i.prototype.destroy=function(){this._detachFromControlMethod(this._controls.method(this._id)),this._setOriginalCursor(),this._controls.removeEventListener("methodEnabled",this._updateAttachmentHandler),this._controls.removeEventListener("methodDisabled",this._updateAttachmentHandler),this._controls.removeEventListener("enabled",this._updateAttachmentHandler),this._controls.removeEventListener("disabled",this._updateAttachmentHandler),o(this)},i.prototype._updateAttachment=function(){var t=this._controls,e=this._id;t.enabled()&&t.method(e).enabled?this._attachToControlMethod(t.method(e)):this._detachFromControlMethod(t.method(e))},i.prototype._attachToControlMethod=function(t){this._attached||(t.instance.addEventListener("active",this._setActiveCursor),t.instance.addEventListener("inactive",this._setInactiveCursor),t.active?this._setActiveCursor():this._setInactiveCursor(),this._attached=!0)},i.prototype._detachFromControlMethod=function(t){this._attached&&(t.instance.removeEventListener("active",this._setActiveCursor),t.instance.removeEventListener("inactive",this._setInactiveCursor),this._setDisabledCursor(),this._attached=!1)},i.prototype._setCursor=function(t){this._element.style.cursor=t},e.exports=i},{"../util/clearOwnProperties":91,"../util/defaults":96}],38:[function(t,e,r){"use strict";function i(t){t=t||{},this._methods={},this._methodGroups={},this._composer=new o,this._enabled=!t||!t.enabled||!!t.enabled,this._activeCount=0,this.updatedViews_=[],this._attachedRenderLoop=null}var n=t("minimal-event-emitter"),o=t("./Composer"),s=t("../util/clearOwnProperties"),a="undefined"!=typeof MARZIPANODEBUG&&MARZIPANODEBUG.controls;n(i),i.prototype.destroy=function(){this.detach(),this._composer.destroy(),s(this)},i.prototype.methods=function(){var t={};for(var e in this._methods)t[e]=this._methods[e];return t},i.prototype.method=function(t){return this._methods[t]},i.prototype.registerMethod=function(t,e,r){if(this._methods[t])throw new Error("Control method already registered with id "+t);this._methods[t]={instance:e,enabled:!1,active:!1,activeHandler:this._handleActive.bind(this,t),inactiveHandler:this._handleInactive.bind(this,t)},r&&this.enableMethod(t,e)},i.prototype.unregisterMethod=function(t){var e=this._methods[t];if(!e)throw new Error("No control method registered with id "+t);e.enabled&&this.disableMethod(t),delete this._methods[t]},i.prototype.enableMethod=function(t){var e=this._methods[t];if(!e)throw new Error("No control method registered with id "+t);e.enabled||(e.enabled=!0,e.active&&this._incrementActiveCount(),this._listen(t),this._updateComposer(),this.emit("methodEnabled",t))},i.prototype.disableMethod=function(t){var e=this._methods[t];if(!e)throw new Error("No control method registered with id "+t);e.enabled&&(e.enabled=!1,e.active&&this._decrementActiveCount(),this._unlisten(t),this._updateComposer(),this.emit("methodDisabled",t))},i.prototype.addMethodGroup=function(t,e){this._methodGroups[t]=e},i.prototype.removeMethodGroup=function(t){delete this._methodGroups[t]},i.prototype.methodGroups=function(){var t={};for(var e in this._methodGroups)t[e]=this._methodGroups[e];return t},i.prototype.enableMethodGroup=function(t){var e=this;e._methodGroups[t].forEach(function(t){e.enableMethod(t)})},i.prototype.disableMethodGroup=function(t){var e=this;e._methodGroups[t].forEach(function(t){e.disableMethod(t)})},i.prototype.enabled=function(){return this._enabled},i.prototype.enable=function(){this._enabled||(this._enabled=!0,this._activeCount>0&&this.emit("active"),this.emit("enabled"),this._updateComposer())},i.prototype.disable=function(){this._enabled&&(this._enabled=!1,this._activeCount>0&&this.emit("inactive"),this.emit("disabled"),this._updateComposer())},i.prototype.attach=function(t){this._attachedRenderLoop&&this.detach(),this._attachedRenderLoop=t,this._beforeRenderHandler=this._updateViewsWithControls.bind(this),this._changeHandler=t.renderOnNextFrame.bind(t),this._attachedRenderLoop.addEventListener("beforeRender",this._beforeRenderHandler),this._composer.addEventListener("change",this._changeHandler)},i.prototype.detach=function(){this._attachedRenderLoop&&(this._attachedRenderLoop.removeEventListener("beforeRender",this._beforeRenderHandler),this._composer.removeEventListener("change",this._changeHandler),this._beforeRenderHandler=null,this._changeHandler=null,this._attachedRenderLoop=null)},i.prototype.attached=function(){return null!=this._attachedRenderLoop},i.prototype._listen=function(t){var e=this._methods[t];if(!e)throw new Error("Bad method id");e.instance.addEventListener("active",e.activeHandler),e.instance.addEventListener("inactive",e.inactiveHandler)},i.prototype._unlisten=function(t){var e=this._methods[t];if(!e)throw new Error("Bad method id");e.instance.removeEventListener("active",e.activeHandler),e.instance.removeEventListener("inactive",e.inactiveHandler)},i.prototype._handleActive=function(t){var e=this._methods[t];if(!e)throw new Error("Bad method id");if(!e.enabled)throw new Error("Should not receive event from disabled control method");e.active||(e.active=!0,this._incrementActiveCount())},i.prototype._handleInactive=function(t){var e=this._methods[t];if(!e)throw new Error("Bad method id");if(!e.enabled)throw new Error("Should not receive event from disabled control method");e.active&&(e.active=!1,this._decrementActiveCount())},i.prototype._incrementActiveCount=function(){this._activeCount++,a&&this._checkActiveCount(),this._enabled&&1===this._activeCount&&this.emit("active")},i.prototype._decrementActiveCount=function(){this._activeCount--,a&&this._checkActiveCount(),this._enabled&&0===this._activeCount&&this.emit("inactive")},i.prototype._checkActiveCount=function(){var t=0;for(var e in this._methods){var r=this._methods[e];r.enabled&&r.active&&t++}if(t!=this._activeCount)throw new Error("Bad control state")},i.prototype._updateComposer=function(){var t=this._composer;for(var e in this._methods){var r=this._methods[e],i=this._enabled&&r.enabled;i&&!t.has(r.instance)&&t.add(r.instance),!i&&t.has(r.instance)&&t.remove(r.instance)}},i.prototype._updateViewsWithControls=function(){var t=this._composer.offsets();t.changing&&this._attachedRenderLoop.renderOnNextFrame(),this.updatedViews_.length=0;for(var e=this._attachedRenderLoop.stage().listLayers(),r=0;r<e.length;r++){var i=e[r].view();this.updatedViews_.indexOf(i)<0&&(e[r].view().updateWithControlParameters(t.offsets),this.updatedViews_.push(i))}},e.exports=i},{"../util/clearOwnProperties":91,"./Composer":36,"minimal-event-emitter":14}],39:[function(t,e,r){"use strict";function i(t,e,r){this._element=t,this._opts=a(r||{},l),this._startEvent=null,this._lastEvent=null,this._active=!1,this._dynamics={x:new o,y:new o},this._hammer=s.get(t,e),this._hammer.on("hammer.input",this._handleHammerEvent.bind(this)),this._hammer.on("panstart",this._handleStart.bind(this)),this._hammer.on("panmove",this._handleMove.bind(this)),this._hammer.on("panend",this._handleEnd.bind(this)),this._hammer.on("pancancel",this._handleEnd.bind(this))}var n=t("minimal-event-emitter"),o=t("./Dynamics"),s=t("./HammerGestures"),a=t("../util/defaults"),u=t("./util").maxFriction,h=t("../util/clearOwnProperties"),l={friction:6,maxFrictionTime:.3},c="undefined"!=typeof MARZIPANODEBUG&&MARZIPANODEBUG.controls;n(i),i.prototype.destroy=function(){this._hammer.release(),h(this)},i.prototype._handleHammerEvent=function(t){if(t.isFirst){if(c&&this._active)throw new Error("DragControlMethod active detected when already active");this._active=!0,this.emit("active")}if(t.isFinal){if(c&&!this._active)throw new Error("DragControlMethod inactive detected when already inactive");this._active=!1,this.emit("inactive")}},i.prototype._handleStart=function(t){t.preventDefault(),this._startEvent=t},i.prototype._handleMove=function(t){t.preventDefault(),this._startEvent&&(this._updateDynamicsMove(t),this.emit("parameterDynamics","axisScaledX",this._dynamics.x),this.emit("parameterDynamics","axisScaledY",this._dynamics.y))},i.prototype._handleEnd=function(t){t.preventDefault(),this._startEvent&&(this._updateDynamicsRelease(t),this.emit("parameterDynamics","axisScaledX",this._dynamics.x),this.emit("parameterDynamics","axisScaledY",this._dynamics.y)),this._startEvent=!1,this._lastEvent=!1},i.prototype._updateDynamicsMove=function(t){var e=t.deltaX,r=t.deltaY,i=this._lastEvent||this._startEvent;i&&(e-=i.deltaX,r-=i.deltaY);var n=this._element.getBoundingClientRect(),o=n.right-n.left,s=n.bottom-n.top;e/=o,r/=s,this._dynamics.x.reset(),this._dynamics.y.reset(),this._dynamics.x.offset=-e,this._dynamics.y.offset=-r,this._lastEvent=t};var p=[null,null];i.prototype._updateDynamicsRelease=function(t){var e=this._element.getBoundingClientRect(),r=e.right-e.left,i=e.bottom-e.top,n=1e3*t.velocityX/r,o=1e3*t.velocityY/i;this._dynamics.x.reset(),this._dynamics.y.reset(),this._dynamics.x.velocity=n,this._dynamics.y.velocity=o,u(this._opts.friction,this._dynamics.x.velocity,this._dynamics.y.velocity,this._opts.maxFrictionTime,p),this._dynamics.x.friction=p[0],this._dynamics.y.friction=p[1]},e.exports=i},{"../util/clearOwnProperties":91,"../util/defaults":96,"./Dynamics":40,"./HammerGestures":42,"./util":50,"minimal-event-emitter":14}],40:[function(t,e,r){"use strict";function i(){this.velocity=null,this.friction=null,this.offset=null}function n(t,e){return t<0?Math.min(0,t+e):t>0?Math.max(0,t-e):0}i.equals=function(t,e){return t.velocity===e.velocity&&t.friction===e.friction&&t.offset===e.offset},i.prototype.equals=function(t){return i.equals(this,t)},i.prototype.update=function(t,e){t.offset&&(this.offset=this.offset||0,this.offset+=t.offset);var r=this.offsetFromVelocity(e);r&&(this.offset=this.offset||0,this.offset+=r),this.velocity=t.velocity,this.friction=t.friction},i.prototype.reset=function(){this.velocity=null,this.friction=null,this.offset=null},i.prototype.velocityAfter=function(t){return this.velocity?this.friction?n(this.velocity,this.friction*t):this.velocity:null},i.prototype.offsetFromVelocity=function(t){t=Math.min(t,this.nullVelocityTime());var e=this.velocityAfter(t);return(this.velocity+e)/2*t},i.prototype.nullVelocityTime=function(){return null==this.velocity?0:this.velocity&&!this.friction?Infinity:Math.abs(this.velocity/this.friction)},e.exports=i},{}],41:[function(t,e,r){"use strict";function i(t,e,r,i){if(!t)throw new Error("ElementPressControlMethod: element must be defined");if(!e)throw new Error("ElementPressControlMethod: parameter must be defined");if(!r)throw new Error("ElementPressControlMethod: velocity must be defined");if(!i)throw new Error("ElementPressControlMethod: friction must be defined");this._element=t,this._pressHandler=this._handlePress.bind(this),this._releaseHandler=this._handleRelease.bind(this),t.addEventListener("mousedown",this._pressHandler),t.addEventListener("mouseup",this._releaseHandler),t.addEventListener("mouseleave",this._releaseHandler),t.addEventListener("touchstart",this._pressHandler),t.addEventListener("touchmove",this._releaseHandler),t.addEventListener("touchend",this._releaseHandler),this._parameter=e,this._velocity=r,this._friction=i,this._dynamics=new o,this._pressing=!1}var n=t("minimal-event-emitter"),o=t("./Dynamics"),s=t("../util/clearOwnProperties");n(i),i.prototype.destroy=function(){this._element.removeEventListener("mousedown",this._pressHandler),this._element.removeEventListener("mouseup",this._releaseHandler),this._element.removeEventListener("mouseleave",this._releaseHandler),this._element.removeEventListener("touchstart",this._pressHandler),this._element.removeEventListener("touchmove",this._releaseHandler),this._element.removeEventListener("touchend",this._releaseHandler),s(this)},i.prototype._handlePress=function(){this._pressing=!0,this._dynamics.velocity=this._velocity,this._dynamics.friction=0,this.emit("parameterDynamics",this._parameter,this._dynamics),this.emit("active")},i.prototype._handleRelease=function(){this._pressing&&(this._dynamics.friction=this._friction,this.emit("parameterDynamics",this._parameter,this._dynamics),this.emit("inactive")),this._pressing=!1},e.exports=i},{"../util/clearOwnProperties":91,"./Dynamics":40,"minimal-event-emitter":14}],42:[function(t,e,r){"use strict";function i(t,e){return t[h]||(t[h]=u++),e+t[h]}function n(){this._managers={},this._refCount={}}function o(t,e,r,i){this._manager=e,this._element=r,this._type=i,this._hammerGestures=t,this._eventHandlers=[]}var s=t("hammerjs"),a=t("bowser"),u=1,h="MarzipanoHammerElementId";n.prototype.get=function(t,e){var r=i(t,e);return this._managers[r]||(this._managers[r]=this._createManager(t,e),this._refCount[r]=0),this._refCount[r]++,new o(this,this._managers[r],t,e)},n.prototype._createManager=function(t,e){var r=new s.Manager(t);return"mouse"===e?r.add(new s.Pan({direction:s.DIRECTION_ALL,threshold:0})):"touch"!==e&&"pen"!==e&&"kinect"!==e||(r.add(new s.Pan({direction:s.DIRECTION_ALL,threshold:20,pointers:1})),a.msie&&parseFloat(a.version)<10||r.add(new s.Pinch)),r},n.prototype._releaseHandle=function(t,e){var r=i(t,e);this._refCount[r]&&(--this._refCount[r]||(this._managers[r].destroy(),delete this._managers[r],delete this._refCount[r]))},o.prototype.on=function(t,e){var r=this._type,i=function(t){r===t.pointerType&&e(t)};this._eventHandlers.push({events:t,handler:i}),this._manager.on(t,i)},o.prototype.release=function(){for(var t=0;t<this._eventHandlers.length;t++){var e=this._eventHandlers[t];this._manager.off(e.events,e.handler)}this._hammerGestures._releaseHandle(this._element,this._type),this._manager=null,this._element=null,this._type=null,this._hammerGestures=null},o.prototype.manager=function(){return this._manager},e.exports=new n},{bowser:1,hammerjs:13}],43:[function(t,e,r){"use strict";function i(t,e,r,i,n){if(!t)throw new Error("KeyControlMethod: keyCode must be defined");if(!e)throw new Error("KeyControlMethod: parameter must be defined");if(!r)throw new Error("KeyControlMethod: velocity must be defined");if(!i)throw new Error("KeyControlMethod: friction must be defined");n=n||document,this._keyCode=t,this._parameter=e,this._velocity=r,this._friction=i,this._element=n,this._keydownHandler=this._handlePress.bind(this),this._keyupHandler=this._handleRelease.bind(this),this._blurHandler=this._handleBlur.bind(this),this._element.addEventListener("keydown",this._keydownHandler),this._element.addEventListener("keyup",this._keyupHandler),window.addEventListener("blur",this._blurHandler),this._dynamics=new o,this._pressing=!1}var n=t("minimal-event-emitter"),o=t("./Dynamics"),s=t("../util/clearOwnProperties");n(i),i.prototype.destroy=function(){this._element.removeEventListener("keydown",this._keydownHandler),this._element.removeEventListener("keyup",this._keyupHandler),window.removeEventListener("blur",this._blurHandler),s(this)},i.prototype._handlePress=function(t){t.keyCode===this._keyCode&&(this._pressing=!0,this._dynamics.velocity=this._velocity,this._dynamics.friction=0,this.emit("parameterDynamics",this._parameter,this._dynamics),this.emit("active"))},i.prototype._handleRelease=function(t){
t.keyCode===this._keyCode&&(this._pressing&&(this._dynamics.friction=this._friction,this.emit("parameterDynamics",this._parameter,this._dynamics),this.emit("inactive")),this._pressing=!1)},i.prototype._handleBlur=function(){this._dynamics.velocity=0,this.emit("parameterDynamics",this._parameter,this._dynamics),this.emit("inactive"),this._pressing=!1},e.exports=i},{"../util/clearOwnProperties":91,"./Dynamics":40,"minimal-event-emitter":14}],44:[function(t,e,r){"use strict";function i(t,e,r){this._hammer=s.get(t,e),this._lastEvent=null,this._active=!1,this._dynamics=new o,this._hammer.on("pinchstart",this._handleStart.bind(this)),this._hammer.on("pinch",this._handleEvent.bind(this)),this._hammer.on("pinchend",this._handleEnd.bind(this)),this._hammer.on("pinchcancel",this._handleEnd.bind(this))}var n=t("minimal-event-emitter"),o=t("./Dynamics"),s=t("./HammerGestures"),a=t("../util/clearOwnProperties");n(i),i.prototype.destroy=function(){this._hammer.release(),a(this)},i.prototype._handleStart=function(){this._active||(this._active=!0,this.emit("active"))},i.prototype._handleEnd=function(){this._lastEvent=null,this._active&&(this._active=!1,this.emit("inactive"))},i.prototype._handleEvent=function(t){var e=t.scale;this._lastEvent&&(e/=this._lastEvent.scale),this._dynamics.offset=-1*(e-1),this.emit("parameterDynamics","zoom",this._dynamics),this._lastEvent=t},e.exports=i},{"../util/clearOwnProperties":91,"./Dynamics":40,"./HammerGestures":42,"minimal-event-emitter":14}],45:[function(t,e,r){"use strict";function i(t,e,r){this._element=t,this._opts=a(r||{},l),this._active=!1,this._hammer=s.get(t,e),this._dynamics={x:new o,y:new o},this._hammer.on("panstart",this._handleStart.bind(this)),this._hammer.on("panmove",this._handleMove.bind(this)),this._hammer.on("panend",this._handleRelease.bind(this)),this._hammer.on("pancancel",this._handleRelease.bind(this))}var n=t("minimal-event-emitter"),o=t("./Dynamics"),s=t("./HammerGestures"),a=t("../util/defaults"),u=t("./util").maxFriction,h=t("../util/clearOwnProperties"),l={speed:8,friction:6,maxFrictionTime:.3};n(i),i.prototype.destroy=function(){this._hammer.release(),h(this)},i.prototype._handleStart=function(t){t.preventDefault(),this._active||(this._active=!0,this.emit("active"))},i.prototype._handleMove=function(t){t.preventDefault(),this._updateDynamics(t,!1)},i.prototype._handleRelease=function(t){t.preventDefault(),this._updateDynamics(t,!0),this._active&&(this._active=!1,this.emit("inactive"))};var c=[null,null];i.prototype._updateDynamics=function(t,e){var r=this._element.getBoundingClientRect(),i=r.right-r.left,n=r.bottom-r.top,o=Math.max(i,n),s=t.deltaX/o*this._opts.speed,a=t.deltaY/o*this._opts.speed;this._dynamics.x.reset(),this._dynamics.y.reset(),this._dynamics.x.velocity=s,this._dynamics.y.velocity=a,e&&(u(this._opts.friction,this._dynamics.x.velocity,this._dynamics.y.velocity,this._opts.maxFrictionTime,c),this._dynamics.x.friction=c[0],this._dynamics.y.friction=c[1]),this.emit("parameterDynamics","x",this._dynamics.x),this.emit("parameterDynamics","y",this._dynamics.y)},e.exports=i},{"../util/clearOwnProperties":91,"../util/defaults":96,"./Dynamics":40,"./HammerGestures":42,"./util":50,"minimal-event-emitter":14}],46:[function(t,e,r){"use strict";function i(t,e){this._opts=u(e||{},l),this._dynamics=new s,this._eventList=[];var r=this._opts.frictionTime?this.withSmoothing:this.withoutSmoothing;this._wheelListener=new a(t,r.bind(this))}function n(t){var e=1==t.deltaMode?20:1;return t.deltaY*e}var o=t("minimal-event-emitter"),s=t("./Dynamics"),a=t("./WheelListener"),u=t("../util/defaults"),h=t("../util/clearOwnProperties"),l={frictionTime:.2,zoomDelta:.001};o(i),i.prototype.destroy=function(){this._wheelListener.destroy(),h(this)},i.prototype.withoutSmoothing=function(t){this._dynamics.offset=n(t)*this._opts.zoomDelta,this.emit("parameterDynamics","zoom",this._dynamics),t.preventDefault(),this.emit("active"),this.emit("inactive")},i.prototype.withSmoothing=function(t){var e=t.timeStamp;for(this._eventList.push(t);this._eventList[0].timeStamp<e-1e3*this._opts.frictionTime;)this._eventList.shift(0);for(var r=0,i=0;i<this._eventList.length;i++){r+=n(this._eventList[i])*this._opts.zoomDelta/this._opts.frictionTime}this._dynamics.velocity=r,this._dynamics.friction=Math.abs(r)/this._opts.frictionTime,this.emit("parameterDynamics","zoom",this._dynamics),t.preventDefault(),this.emit("active"),this.emit("inactive")},e.exports=i},{"../util/clearOwnProperties":91,"../util/defaults":96,"./Dynamics":40,"./WheelListener":48,"minimal-event-emitter":14}],47:[function(t,e,r){"use strict";function i(t){if(!t)throw new Error("VelocityControlMethod: parameter must be defined");this._parameter=t,this._dynamics=new o}var n=t("minimal-event-emitter"),o=t("./Dynamics"),s=t("../util/clearOwnProperties");n(i),i.prototype.destroy=function(){s(this)},i.prototype.setVelocity=function(t){this._dynamics.velocity=t,this.emit("parameterDynamics",this._parameter,this._dynamics)},i.prototype.setFriction=function(t){this._dynamics.friction=t,this.emit("parameterDynamics",this._parameter,this._dynamics)},e.exports=i},{"../util/clearOwnProperties":91,"./Dynamics":40,"minimal-event-emitter":14}],48:[function(t,e,r){"use strict";function i(t,e,r){var i=o();if("wheel"===i)this._fun=e,this._elem=t,this._elem.addEventListener("wheel",this._fun,r);else{if("mousewheel"!==i)throw new Error("Browser does not support mouse wheel events");this._fun=n(e),this._elem=t,this._elem.addEventListener("mousewheel",this._fun,r)}}function n(t){return function(e){e||(e=window.event);var r={originalEvent:e,target:e.target||e.srcElement,type:"wheel",deltaMode:1,deltaX:0,deltaZ:0,timeStamp:e.timeStamp||Date.now(),preventDefault:e.preventDefault.bind(e)};return r.deltaY=-.025*e.wheelDelta,e.wheelDeltaX&&(r.deltaX=-.025*e.wheelDeltaX),t(r)}}function o(){return a!==undefined?a:a="onwheel"in document.createElement("div")?"wheel":document.onmousewheel!==undefined?"mousewheel":null}var s=t("../util/clearOwnProperties");i.prototype.destroy=function(){this._elem.removeEventListener(o(),this._fun),s(this)};var a;e.exports=i},{"../util/clearOwnProperties":91}],49:[function(t,e,r){"use strict";function i(t,e,r){r=n(r||{},l);var i={mouseViewDrag:new o(e,"mouse"),mouseViewQtvr:new s(e,"mouse"),touchView:new o(e,"touch"),pinch:new u(e,"touch"),leftArrowKey:new h(37,"x",-.7,3),rightArrowKey:new h(39,"x",.7,3),upArrowKey:new h(38,"y",-.7,3),downArrowKey:new h(40,"y",.7,3),plusKey:new h(107,"zoom",-.7,3),minusKey:new h(109,"zoom",.7,3),wKey:new h(87,"y",-.7,3),aKey:new h(65,"x",-.7,3),sKey:new h(83,"y",.7,3),dKey:new h(68,"x",.7,3),qKey:new h(81,"roll",.7,3),eKey:new h(69,"roll",-.7,3)};!1!==r.scrollZoom&&(i.scrollZoom=new a(e));var c={arrowKeys:["leftArrowKey","rightArrowKey","upArrowKey","downArrowKey"],plusMinusKeys:["plusKey","minusKey"],wasdKeys:["wKey","aKey","sKey","dKey"],qeKeys:["qKey","eKey"]},p=["scrollZoom","touchView","pinch"];switch(r.mouseViewMode){case"drag":p.push("mouseViewDrag");break;case"qtvr":p.push("mouseViewQtvr");break;default:throw new Error("Unknown mouse view mode: "+r.mouseViewMode)}for(var f in i){var d=i[f];t.registerMethod(f,d),p.indexOf(f)>=0&&t.enableMethod(f)}for(var m in c){var v=c[m];t.addMethodGroup(m,v)}return i}var n=t("../util/defaults"),o=t("./Drag"),s=t("./Qtvr"),a=t("./ScrollZoom"),u=t("./PinchZoom"),h=t("./Key"),l={mouseViewMode:"drag"};e.exports=i},{"../util/defaults":96,"./Drag":39,"./Key":43,"./PinchZoom":44,"./Qtvr":45,"./ScrollZoom":46}],50:[function(t,e,r){"use strict";function i(t,e,r,i,o){var s=Math.sqrt(Math.pow(e,2)+Math.pow(r,2));t=Math.max(t,s/i),n(e,r,t,o),o[0]=Math.abs(o[0]),o[1]=Math.abs(o[1])}function n(t,e,r,i){var n=Math.atan(e/t);i[0]=r*Math.cos(n),i[1]=r*Math.sin(n)}e.exports={maxFriction:i,changeVectorNorm:n}},{}],51:[function(t,e,r){"use strict";function i(t,e,r,i){e&&_.rotateZ(t,t,b,e),r&&_.rotateX(t,t,b,r),i&&_.rotateY(t,t,b,i)}function n(t,e,r,i,n){this.face=t,this.x=e,this.y=r,this.z=i,this._geometry=n,this._level=n.levelList[i]}function o(t){if(this.constructor.super_.call(this,t),this._size=t.size,this._tileSize=t.tileSize,this._size%this._tileSize!=0)throw new Error("Level size is not multiple of tile size: "+this._size+" "+this._tileSize)}function s(t){if("array"!==v(t))throw new Error("Level list must be an array");this.levelList=p(t,o),this.selectableLevelList=f(this.levelList);for(var e=1;e<this.levelList.length;e++)this.levelList[e]._validateWithParentLevel(this.levelList[e-1]);this._tileSearcher=new h(this),this._neighborsCache=new l(g),this._vec=y.create(),this._viewSize={}}for(var a=t("../util/inherits"),u=t("../util/hash"),h=t("../TileSearcher"),l=t("../collections/LruMap"),c=t("./Level"),p=t("./common").makeLevelList,f=t("./common").makeSelectableLevelList,d=t("../util/clamp"),m=t("../util/cmp"),v=t("../util/type"),_=t("gl-matrix").vec3,y=t("gl-matrix").vec4,g=64,w="fudlrb",M={f:{x:0,y:0},b:{x:0,y:Math.PI},l:{x:0,y:Math.PI/2},r:{x:0,y:-Math.PI/2},u:{x:Math.PI/2,y:0},d:{x:-Math.PI/2,y:0}},b=_.create(),x={},E=0;E<w.length;E++){var T=w[E],P=M[T],L=_.fromValues(0,0,-1);i(L,0,P.x,P.y),x[T]=L}var S={f:["l","r","u","d"],b:["r","l","u","d"],l:["b","f","u","d"],r:["f","b","u","d"],u:["l","r","b","f"],d:["l","r","f","b"]},A=[[0,1],[1,0],[0,-1],[-1,0]];n.prototype.rotX=function(){return M[this.face].x},n.prototype.rotY=function(){return M[this.face].y},n.prototype.centerX=function(){return(this.x+.5)/this._level.numHorizontalTiles()-.5},n.prototype.centerY=function(){return.5-(this.y+.5)/this._level.numVerticalTiles()},n.prototype.scaleX=function(){return 1/this._level.numHorizontalTiles()},n.prototype.scaleY=function(){return 1/this._level.numVerticalTiles()},n.prototype.width=function(){return this._level.tileWidth()},n.prototype.height=function(){return this._level.tileHeight()},n.prototype.levelWidth=function(){return this._level.width()},n.prototype.levelHeight=function(){return this._level.height()},n.prototype.atTopLevel=function(){return 0===this.z},n.prototype.atBottomLevel=function(){return this.z===this._geometry.levelList.length-1},n.prototype.atTopEdge=function(){return 0===this.y},n.prototype.atBottomEdge=function(){return this.y===this._level.numVerticalTiles()-1},n.prototype.atLeftEdge=function(){return 0===this.x},n.prototype.atRightEdge=function(){return this.x===this._level.numHorizontalTiles()-1},n.prototype.padTop=function(){return this.atTopEdge()&&/[fu]/.test(this.face)},n.prototype.padBottom=function(){return!this.atBottomEdge()||/[fd]/.test(this.face)},n.prototype.padLeft=function(){return this.atLeftEdge()&&/[flud]/.test(this.face)},n.prototype.padRight=function(){return!this.atRightEdge()||/[frud]/.test(this.face)},n.prototype.vertices=function(t){function e(t,e,n){_.set(t,e,n,-.5),i(t,0,r.x,r.y)}t||(t=[_.create(),_.create(),_.create(),_.create()]);var r=M[this.face],n=this.centerX()-this.scaleX()/2,o=this.centerX()+this.scaleX()/2,s=this.centerY()-this.scaleY()/2,a=this.centerY()+this.scaleY()/2;return e(t[0],n,a),e(t[1],o,a),e(t[2],o,s),e(t[3],n,s),t},n.prototype.parent=function(){if(this.atTopLevel())return null;var t=this.face,e=this.z,r=this.x,i=this.y,o=this._geometry,s=o.levelList[e],a=o.levelList[e-1];return new n(t,Math.floor(r/s.numHorizontalTiles()*a.numHorizontalTiles()),Math.floor(i/s.numVerticalTiles()*a.numVerticalTiles()),e-1,o)},n.prototype.children=function(t){if(this.atBottomLevel())return null;var e=this.face,r=this.z,i=this.x,o=this.y,s=this._geometry,a=s.levelList[r],u=s.levelList[r+1],h=u.numHorizontalTiles()/a.numHorizontalTiles(),l=u.numVerticalTiles()/a.numVerticalTiles();t=t||[];for(var c=0;c<h;c++)for(var p=0;p<l;p++){var f=h*i+c,d=l*o+p,m=r+1;t.push(new n(e,f,d,m,s))}return t},n.prototype.neighbors=function(){var t=this._geometry,e=t._neighborsCache,r=e.get(this);if(r)return r;for(var o=t._vec,s=this.face,a=this.x,u=this.y,h=this.z,l=this._level,c=l.numHorizontalTiles(),p=l.numVerticalTiles(),f=[],m=0;m<A.length;m++){var v=A[m][0],y=A[m][1],g=a+v,w=u+y,b=h,x=s;if(g<0||g>=c||w<0||w>=p){var E=this.centerX(),T=this.centerY();g<0?(_.set(o,-.5,T,-.5),x=S[s][0]):g>=c?(_.set(o,.5,T,-.5),x=S[s][1]):w<0?(_.set(o,E,.5,-.5),x=S[s][2]):w>=p&&(_.set(o,E,-.5,-.5),x=S[s][3]);var P;P=M[s],i(o,0,P.x,P.y),P=M[x],i(o,0,-P.x,-P.y),g=d(Math.floor((.5+o[0])*c),0,c-1),w=d(Math.floor((.5-o[1])*p),0,p-1)}f.push(new n(x,g,w,b,t))}return e.set(this,f),f},n.prototype.hash=function(){return u(w.indexOf(this.face),this.z,this.y,this.x)},n.prototype.equals=function(t){return this.geometry===t.geometry&&this.face===t.face&&this.z===t.z&&this.y===t.y&&this.x===t.x},n.prototype.cmp=function(t){return m(this.z,t.z)||m(w.indexOf(this.face),w.indexOf(t.face))||m(this.y,t.y)||m(this.x,t.x)},n.prototype.str=function(){return"CubeTile("+tile.face+", "+tile.x+", "+tile.y+", "+tile.z+")"},a(o,c),o.prototype.width=function(){return this._size},o.prototype.height=function(){return this._size},o.prototype.tileWidth=function(){return this._tileSize},o.prototype.tileHeight=function(){return this._tileSize},o.prototype._validateWithParentLevel=function(t){var e=this.width(),r=this.height(),i=this.tileWidth(),n=this.tileHeight(),o=this.numHorizontalTiles(),s=this.numVerticalTiles(),a=t.width(),u=t.height(),h=t.tileWidth(),l=t.tileHeight(),c=t.numHorizontalTiles(),p=t.numVerticalTiles();if(e%a!=0)throw new Error("Level width must be multiple of parent level: "+e+" vs. "+a);if(r%u!=0)throw new Error("Level height must be multiple of parent level: "+r+" vs. "+u);if(o%c!=0)throw new Error("Number of horizontal tiles must be multiple of parent level: "+o+" ("+e+"/"+i+") vs. "+c+" ("+a+"/"+h+")");if(s%p!=0)throw new Error("Number of vertical tiles must be multiple of parent level: "+s+" ("+r+"/"+n+") vs. "+p+" ("+u+"/"+l+")")},s.prototype.maxTileSize=function(){for(var t=0,e=0;e<this.levelList.length;e++){var r=this.levelList[e];t=Math.max(t,r.tileWidth,r.tileHeight)}return t},s.prototype.levelTiles=function(t,e){var r=this.levelList.indexOf(t),i=t.numHorizontalTiles()-1,o=t.numVerticalTiles()-1;e=e||[];for(var s=0;s<w.length;s++)for(var a=w[s],u=0;u<=i;u++)for(var h=0;h<=o;h++)e.push(new n(a,u,h,r,this));return e},s.prototype._closestTile=function(t,e){var r=this._vec;y.set(r,0,0,1,1),y.transformMat4(r,r,t.inverseProjection());var o=Infinity,s=null;for(var a in x){var u=x[a],h=1-_.dot(u,r);h<o&&(o=h,s=a)}for(var l=Math.max(Math.abs(r[0]),Math.abs(r[1]),Math.abs(r[2]))/.5,c=0;c<3;c++)r[c]=r[c]/l;var p=M[s];i(r,0,-p.x,-p.y);var f=this.levelList.indexOf(e),m=e.numHorizontalTiles(),v=e.numVerticalTiles();return new n(s,d(Math.floor((.5+r[0])*m),0,m-1),d(Math.floor((.5-r[1])*v),0,v-1),f,this)},s.prototype.visibleTiles=function(t,e,r){var i=this._viewSize,n=this._tileSearcher;if(r=r||[],t.size(i),0===i.width||0===i.height)return r;var o=this._closestTile(t,e);if(!n.search(t,o,r))throw new Error("Starting tile is not visible");return r},s.Tile=s.prototype.Tile=n,s.type=s.prototype.type="cube",n.type=n.prototype.type="cube",e.exports=s},{"../TileSearcher":22,"../collections/LruMap":29,"../util/clamp":90,"../util/cmp":92,"../util/hash":103,"../util/inherits":104,"../util/type":116,"./Level":54,"./common":55,"gl-matrix":3}],52:[function(t,e,r){"use strict";function i(t,e){this.z=t,this._geometry=e,this._level=e.levelList[t]}function n(t){this.constructor.super_.call(this,t),this._width=t.width}function o(t){if("array"!==c(t))throw new Error("Level list must be an array");this.levelList=h.makeLevelList(t,n),this.selectableLevelList=h.makeSelectableLevelList(this.levelList)}var s=t("../util/inherits"),a=t("../util/hash"),u=t("../util/cmp"),h=t("./common"),l=t("./Level"),c=t("../util/type");i.prototype.rotX=function(){return 0},i.prototype.rotY=function(){return 0},i.prototype.centerX=function(){return.5},i.prototype.centerY=function(){return.5},i.prototype.scaleX=function(){return 1},i.prototype.scaleY=function(){return 1},i.prototype.width=function(){return this._level.tileWidth()},i.prototype.height=function(){return this._level.tileHeight()},i.prototype.levelWidth=function(){return this._level.width()},i.prototype.levelHeight=function(){return this._level.height()},i.prototype.atTopLevel=function(){return 0===this.z},i.prototype.atBottomLevel=function(){return this.z===this._geometry.levelList.length-1},i.prototype.atTopEdge=function(){return!0},i.prototype.atBottomEdge=function(){return!0},i.prototype.atLeftEdge=function(){return!0},i.prototype.atRightEdge=function(){return!0},i.prototype.padTop=function(){return!1},i.prototype.padBottom=function(){return!1},i.prototype.padLeft=function(){return!1},i.prototype.padRight=function(){return!1},i.prototype.parent=function(){return this.atTopLevel()?null:new i(this.z-1,this._geometry)},i.prototype.children=function(t){return this.atBottomLevel()?null:(t=t||[],t.push(new i(this.z+1,this._geometry)),t)},i.prototype.neighbors=function(){return[]},i.prototype.hash=function(){return a(this.z)},i.prototype.equals=function(t){return this.geometry===t.geometry&&this.z===t.z},i.prototype.cmp=function(t){return u(this.z,t.z)},i.prototype.str=function(){return"EquirectTile("+tile.z+")"},s(n,l),n.prototype.width=function(){return this._width},n.prototype.height=function(){return this._width/2},n.prototype.tileWidth=function(){return this._width},n.prototype.tileHeight=function(){return this._width/2},o.prototype.maxTileSize=function(){for(var t=0,e=0;e<this.levelList.length;e++){var r=this.levelList[e];t=Math.max(t,r.tileWidth,r.tileHeight)}return t},o.prototype.levelTiles=function(t,e){var r=this.levelList.indexOf(t);return e=e||[],e.push(new i(r,this)),e},o.prototype.visibleTiles=function(t,e,r){var n=new i(this.levelList.indexOf(e),this);r=r||[],r.length=0,r.push(n)},o.Tile=o.prototype.Tile=i,o.type=o.prototype.type="equirect",i.type=i.prototype.type="equirect",e.exports=o},{"../util/cmp":92,"../util/hash":103,"../util/inherits":104,"../util/type":116,"./Level":54,"./common":55}],53:[function(t,e,r){"use strict";function i(t,e,r,i){this.x=t,this.y=e,this.z=r,this._geometry=i,this._level=i.levelList[r]}function n(t){this.constructor.super_.call(this,t),this._width=t.width,this._height=t.height,this._tileWidth=t.tileWidth,this._tileHeight=t.tileHeight}function o(t){if("array"!==v(t))throw new Error("Level list must be an array");this.levelList=c(t,n),this.selectableLevelList=p(this.levelList);for(var e=1;e<this.levelList.length;e++)this.levelList[e]._validateWithParentLevel(this.levelList[e-1]);this._tileSearcher=new u(this),this._neighborsCache=new h(g),this._vec=y.create(),this._viewSize={}}var s=t("../util/inherits"),a=t("../util/hash"),u=t("../TileSearcher"),h=t("../collections/LruMap"),l=t("./Level"),c=t("./common").makeLevelList,p=t("./common").makeSelectableLevelList,f=t("../util/clamp"),d=t("../util/mod"),m=t("../util/cmp"),v=t("../util/type"),_=t("gl-matrix").vec2,y=t("gl-matrix").vec4,g=64,w=[[0,1],[1,0],[0,-1],[-1,0]];i.prototype.rotX=function(){return 0},i.prototype.rotY=function(){return 0},i.prototype.centerX=function(){var t=this._level.width(),e=this._level.tileWidth();return(this.x*e+.5*this.width())/t-.5},i.prototype.centerY=function(){var t=this._level.height(),e=this._level.tileHeight();return.5-(this.y*e+.5*this.height())/t},i.prototype.scaleX=function(){var t=this._level.width();return this.width()/t},i.prototype.scaleY=function(){var t=this._level.height();return this.height()/t},i.prototype.width=function(){var t=this._level.width(),e=this._level.tileWidth();if(this.atRightEdge()){return d(t,e)||e}return e},i.prototype.height=function(){var t=this._level.height(),e=this._level.tileHeight();if(this.atBottomEdge()){return d(t,e)||e}return e},i.prototype.levelWidth=function(){return this._level.width()},i.prototype.levelHeight=function(){return this._level.height()},i.prototype.atTopLevel=function(){return 0===this.z},i.prototype.atBottomLevel=function(){return this.z===this._geometry.levelList.length-1},i.prototype.atTopEdge=function(){return 0===this.y},i.prototype.atBottomEdge=function(){return this.y===this._level.numVerticalTiles()-1},i.prototype.atLeftEdge=function(){return 0===this.x},i.prototype.atRightEdge=function(){return this.x===this._level.numHorizontalTiles()-1},i.prototype.padTop=function(){return!1},i.prototype.padBottom=function(){return!this.atBottomEdge()},i.prototype.padLeft=function(){return!1},i.prototype.padRight=function(){return!this.atRightEdge()},i.prototype.vertices=function(t){t||(t=[_.create(),_.create(),_.create(),_.create()]);var e=this.centerX()-this.scaleX()/2,r=this.centerX()+this.scaleX()/2,i=this.centerY()-this.scaleY()/2,n=this.centerY()+this.scaleY()/2;return _.set(t[0],e,n),_.set(t[1],r,n),_.set(t[2],r,i),_.set(t[3],e,i),t},i.prototype.parent=function(){if(this.atTopLevel())return null;var t=this._geometry,e=this.z-1;return new i(Math.floor(this.x/2),Math.floor(this.y/2),e,t)},i.prototype.children=function(t){if(this.atBottomLevel())return null;var e=this._geometry,r=this.z+1;return t=t||[],t.push(new i(2*this.x,2*this.y,r,e)),t.push(new i(2*this.x,2*this.y+1,r,e)),t.push(new i(2*this.x+1,2*this.y,r,e)),t.push(new i(2*this.x+1,2*this.y+1,r,e)),t},i.prototype.neighbors=function(){var t=this._geometry,e=t._neighborsCache,r=e.get(this);if(r)return r;for(var n=this.x,o=this.y,s=this.z,a=this._level,u=a.numHorizontalTiles()-1,h=a.numVerticalTiles()-1,l=[],c=0;c<w.length;c++){var p=w[c][0],f=w[c][1],d=n+p,m=o+f,v=s;0<=d&&d<=u&&0<=m&&m<=h&&l.push(new i(d,m,v,t))}return e.set(this,l),l},i.prototype.hash=function(){return a(this.z,this.y,this.x)},i.prototype.equals=function(t){return this.geometry===t.geometry&&this.z===t.z&&this.y===t.y&&this.x===t.x},i.prototype.cmp=function(t){return m(this.z,t.z)||m(this.y,t.y)||m(this.x,t.x)},i.prototype.str=function(){return"FlatTile("+tile.x+", "+tile.y+", "+tile.z+")"},s(n,l),n.prototype.width=function(){return this._width},n.prototype.height=function(){return this._height},n.prototype.tileWidth=function(){return this._tileWidth},n.prototype.tileHeight=function(){return this._tileHeight},n.prototype._validateWithParentLevel=function(t){var e=this.width(),r=this.height(),i=this.tileWidth(),n=this.tileHeight(),o=t.width(),s=t.height(),a=t.tileWidth(),u=t.tileHeight();return e%o!=0?new Error("Level width must be multiple of parent level: "+e+" vs. "+o):r%s!=0?new Error("Level height must be multiple of parent level: "+r+" vs. "+s):i%a!=0?new Error("Level tile width must be multiple of parent level: "+i+" vs. "+a):n%u!=0?new Error("Level tile height must be multiple of parent level: "+n+" vs. "+u):void 0},o.prototype.maxTileSize=function(){for(var t=0,e=0;e<this.levelList.length;e++){var r=this.levelList[e];t=Math.max(t,r.tileWidth,r.tileHeight)}return t},o.prototype.levelTiles=function(t,e){var r=this.levelList.indexOf(t),n=t.numHorizontalTiles()-1,o=t.numVerticalTiles()-1;e||(e=[]);for(var s=0;s<=n;s++)for(var a=0;a<=o;a++)e.push(new i(s,a,r,this));return e},o.prototype._closestTile=function(t,e){var r=this._vec;y.set(r,0,0,1,1),y.transformMat4(r,r,t.inverseProjection());var n=.5+r[0],o=.5-r[1],s=this.levelList.indexOf(e),a=e.width(),u=e.height(),h=e.tileWidth(),l=e.tileHeight(),c=e.numHorizontalTiles(),p=e.numVerticalTiles();return new i(f(Math.floor(n*a/h),0,c-1),f(Math.floor(o*u/l),0,p-1),s,this)},o.prototype.visibleTiles=function(t,e,r){var i=this._viewSize,n=this._tileSearcher;if(r=r||[],t.size(i),0===i.width||0===i.height)return r;var o=this._closestTile(t,e);if(!n.search(t,o,r))throw new Error("Starting tile is not visible");return r},o.Tile=o.prototype.Tile=i,o.type=o.prototype.type="flat",i.type=i.prototype.type="flat",e.exports=o},{"../TileSearcher":22,"../collections/LruMap":29,"../util/clamp":90,"../util/cmp":92,"../util/hash":103,"../util/inherits":104,"../util/mod":106,"../util/type":116,"./Level":54,"./common":55,"gl-matrix":3}],54:[function(t,e,r){"use strict";function i(t){this._fallbackOnly=!!t.fallbackOnly}i.prototype.numHorizontalTiles=function(){return Math.ceil(this.width()/this.tileWidth())},i.prototype.numVerticalTiles=function(){return Math.ceil(this.height()/this.tileHeight())},i.prototype.fallbackOnly=function(){return this._fallbackOnly},e.exports=i},{}],55:[function(t,e,r){"use strict";function i(t,e){for(var r=[],i=0;i<t.length;i++)r.push(new e(t[i]));return r.sort(function(t,e){return o(t.width(),e.width())}),r}function n(t){for(var e=[],r=0;r<t.length;r++)t[r]._fallbackOnly||e.push(t[r]);if(!e.length)throw new Error("No selectable levels in list");return e}var o=t("../util/cmp");e.exports={makeLevelList:i,makeSelectableLevelList:n}},{"../util/cmp":92}],56:[function(t,e,r){"use strict";e.exports={WebGlStage:t("./stages/WebGl"),CssStage:t("./stages/Css"),FlashStage:t("./stages/Flash"),WebGlCubeRenderer:t("./renderers/WebGlCube"),WebGlFlatRenderer:t("./renderers/WebGlFlat"),WebGlEquirectRenderer:t("./renderers/WebGlEquirect"),CssCubeRenderer:t("./renderers/CssCube"),CssFlatRenderer:t("./renderers/CssFlat"),FlashCubeRenderer:t("./renderers/FlashCube"),FlashFlatRenderer:t("./renderers/FlashFlat"),registerDefaultRenderers:t("./renderers/registerDefaultRenderers"),CubeGeometry:t("./geometries/Cube"),FlatGeometry:t("./geometries/Flat"),EquirectGeometry:t("./geometries/Equirect"),RectilinearView:t("./views/Rectilinear"),FlatView:t("./views/Flat"),ImageUrlSource:t("./sources/ImageUrl"),SingleAssetSource:t("./sources/SingleAsset"),StaticAsset:t("./assets/Static"),DynamicAsset:t("./assets/Dynamic"),TextureStore:t("./TextureStore"),Layer:t("./Layer"),RenderLoop:t("./RenderLoop"),KeyControlMethod:t("./controls/Key"),DragControlMethod:t("./controls/Drag"),QtvrControlMethod:t("./controls/Qtvr"),ScrollZoomControlMethod:t("./controls/ScrollZoom"),PinchZoomControlMethod:t("./controls/PinchZoom"),VelocityControlMethod:t("./controls/Velocity"),ElementPressControlMethod:t("./controls/ElementPress"),Controls:t("./controls/Controls"),Dynamics:t("./controls/Dynamics"),Viewer:t("./Viewer"),Scene:t("./Scene"),Hotspot:t("./Hotspot"),HotspotContainer:t("./HotspotContainer"),colorEffects:t("./colorEffects"),registerDefaultControls:t("./controls/registerDefaultControls"),autorotate:t("./autorotate"),util:{async:t("./util/async"),cancelize:t("./util/cancelize"),chain:t("./util/chain"),clamp:t("./util/clamp"),clearOwnProperties:t("./util/clearOwnProperties"),cmp:t("./util/cmp"),compose:t("./util/compose"),convertFov:t("./util/convertFov"),decimal:t("./util/decimal"),defaults:t("./util/defaults"),defer:t("./util/defer"),degToRad:t("./util/degToRad"),delay:t("./util/delay"),dom:t("./util/dom"),extend:t("./util/extend"),hash:t("./util/hash"),inherits:t("./util/inherits"),mod:t("./util/mod"),noop:t("./util/noop"),now:t("./util/now"),once:t("./util/once"),pixelRatio:t("./util/pixelRatio"),radToDeg:t("./util/radToDeg"),real:t("./util/real"),retry:t("./util/retry"),tween:t("./util/tween"),type:t("./util/type")},dependencies:{bowser:t("bowser"),glMatrix:t("gl-matrix"),eventEmitter:t("minimal-event-emitter"),hammerjs:t("hammerjs")}}},{"./Hotspot":15,"./HotspotContainer":16,"./Layer":17,"./RenderLoop":19,"./Scene":20,"./TextureStore":21,"./Viewer":24,"./assets/Dynamic":25,"./assets/Static":27,"./autorotate":28,"./colorEffects":35,"./controls/Controls":38,"./controls/Drag":39,"./controls/Dynamics":40,"./controls/ElementPress":41,"./controls/Key":43,"./controls/PinchZoom":44,"./controls/Qtvr":45,"./controls/ScrollZoom":46,"./controls/Velocity":47,"./controls/registerDefaultControls":49,"./geometries/Cube":51,"./geometries/Equirect":52,"./geometries/Flat":53,"./renderers/CssCube":60,"./renderers/CssFlat":61,"./renderers/FlashCube":63,"./renderers/FlashFlat":64,"./renderers/WebGlCube":67,"./renderers/WebGlEquirect":68,"./renderers/WebGlFlat":69,"./renderers/registerDefaultRenderers":70,"./sources/ImageUrl":75,"./sources/SingleAsset":76,"./stages/Css":77,"./stages/Flash":78,"./stages/WebGl":81,"./util/async":86,"./util/cancelize":88,"./util/chain":89,"./util/clamp":90,"./util/clearOwnProperties":91,"./util/cmp":92,"./util/compose":93,"./util/convertFov":94,"./util/decimal":95,"./util/defaults":96,"./util/defer":97,"./util/degToRad":98,"./util/delay":99,"./util/dom":100,"./util/extend":101,"./util/hash":103,"./util/inherits":104,"./util/mod":106,"./util/noop":107,"./util/now":108,"./util/once":109,"./util/pixelRatio":110,"./util/radToDeg":112,"./util/real":113,"./util/retry":114,"./util/tween":115,"./util/type":116,"./views/Flat":117,"./views/Rectilinear":118,bowser:1,"gl-matrix":3,hammerjs:13,"minimal-event-emitter":14}],57:[function(t,e,r){"use strict";function i(t){if("flash"!==t.type)throw new Error("Stage type incompatible with loader");this._stage=t}var n=t("../assets/Flash"),o=t("../NetworkError"),s=t("../util/once");i.prototype.loadImage=function(t,e,r){function i(e,s){s===d&&(u.removeFlashCallbackListener("imageLoaded",i),e?r(new o("Network error: "+t)):r(null,new n(h,d)))}function a(){h.cancelImage(d),u.removeFlashCallbackListener("imageLoaded",i),r.apply(null,arguments)}var u=this._stage,h=u.flashElement(),l=e&&e.x||0,c=e&&e.y||0,p=e&&e.width||1,f=e&&e.height||1,d=h.loadImage(t,p,f,l,c);return r=s(r),u.addFlashCallbackListener("imageLoaded",i),a},e.exports=i},{"../NetworkError":18,"../assets/Flash":26,"../util/once":109}],58:[function(t,e,r){"use strict";function i(t){if("webgl"!==t.type&&"css"!==t.type)throw new Error("Stage type incompatible with loader");this._stage=t}var n=t("../assets/Static"),o=t("../NetworkError"),s=t("../util/once");i.prototype.loadImage=function(t,e,r){function i(){a.onload=a.onerror=null,a.src="",r.apply(null,arguments)}var a=new Image;a.crossOrigin="anonymous";var u=e&&e.x||0,h=e&&e.y||0,l=e&&e.width||1,c=e&&e.height||1;return r=s(r),a.onload=function(){if(0===u&&0===h&&1===l&&1===c)r(null,new n(a));else{u*=a.naturalWidth,h*=a.naturalHeight,l*=a.naturalWidth,c*=a.naturalHeight;var t=document.createElement("canvas");t.width=l,t.height=c;t.getContext("2d").drawImage(a,u,h,l,c,0,0,l,c),r(null,new n(t))}},a.onerror=function(){r(new o("Network error: "+t))},a.src=t,i},e.exports=i},{"../NetworkError":18,"../assets/Static":27,"../util/once":109}],59:[function(t,e,r){"use strict";function i(t,e){return t.cmp(e)}function n(t,e,r){this._root=t,this._browserQuirks=e;var i=document.createElement("div");t.appendChild(i),i.style.position="absolute",a(i),u(i),this._browserQuirks.useNullTransform&&h(i),this.domElement=i,this._oldTileList=[],this._newTileList=[],this._textureMap=new o}var o=t("../collections/Map"),s=t("../util/decimal"),a=t("../util/dom").setOverflowHidden,u=t("../util/dom").setNoPointerEvents,h=t("../util/dom").setNullTransform,l=t("../util/dom").setTransform,c=t("../util/clearOwnProperties"),p="undefined"!=typeof MARZIPANODEBUG&&MARZIPANODEBUG.css;n.prototype.destroy=function(){this._root.removeChild(this.domElement),c(this)},n.prototype.startLayer=function(t,e){var r=this.domElement,i=this._root.clientWidth,n=this._root.clientHeight;r.style.left=s(i*e.left)+"px",r.style.top=s(n*e.top)+"px",r.style.width=s(i*e.width)+"px",r.style.height=s(n*e.height)+"px";var o=1,a=t.effects();a&&null!=a.opacity&&(o=a.opacity),r.style.opacity=o,this._newTileList.length=0,this._textureMap.clear()},n.prototype.renderTile=function(t,e){this._newTileList.push(t),this._textureMap.set(t,e)},n.prototype.endLayer=function(t,e){var r,n,o,s,a,u,h,c,f=this.domElement,d=this._oldTileList,m=this._newTileList,v=this._textureMap,_=t.view();if(f.children.length!==d.length)throw new Error("DOM not in sync with tile list");for(m.sort(i),r=0,o=d[r],h=f.firstChild,n=0;n<m.length;n++){for(s=m[n];r<d.length&&!(o.cmp(s)>=0);)c=h.nextSibling,f.removeChild(h),h=c,o=d[++r];if(a=v.get(s),!(u=a?a._canvas:null))throw new Error("Rendering tile with missing texture");if(o&&0===o.cmp(s)){if(u!=h)throw new Error("DOM not in sync with tile list");h=h.nextSibling,o=d[++r]}else f.insertBefore(u,h);l(u,this.calculateTransform(s,a,_)),p&&u.setAttribute("data-tile",s.str())}for(;h;)c=h.nextSibling,f.removeChild(h),h=c;if(f.children.length!==m.length)throw new Error("DOM not in sync with tile list");var y=this._oldTileList
;this._oldTileList=this._newTileList,this._newTileList=y},e.exports=n},{"../collections/Map":31,"../util/clearOwnProperties":91,"../util/decimal":95,"../util/dom":100}],60:[function(t,e,r){"use strict";function i(t,e){this.constructor.super_.call(this,t,e,n)}var n=t("../geometries/Cube").Tile,o=t("./CssBase"),s=t("../util/decimal");t("../util/inherits")(i,o),i.prototype.calculateTransform=function(t,e,r){var i=this._browserQuirks.padSize,n=this._browserQuirks.reverseLevelDepth,o=this._browserQuirks.perspectiveNudge,a="",u=n?256-t.z:t.levelWidth(),h=r.size(),l=h.width,c=h.height;a+="translate3d("+s(l/2)+"px, "+s(c/2)+"px, 0px) ";var p=.5*c/Math.tan(r.fov()/2),f=p+o;a+="perspective("+s(p)+"px) translateZ("+s(f)+"px) ";var d=-r.roll(),m=-r.pitch(),v=r.yaw();a+="rotateZ("+s(d)+"rad) rotateX("+s(m)+"rad) rotateY("+s(v)+"rad) ";var _=-t.rotX(),y=t.rotY();a+="rotateX("+s(_)+"rad) rotateY("+s(y)+"rad) ";var g=t.centerX()-t.scaleX()/2,w=-(t.centerY()+t.scaleY()/2),M=g*u,b=w*u,x=-u/2;if(a+="translate3d("+s(M)+"px, "+s(b)+"px, "+s(x)+"px) ",n){var E=u*t.scaleX()/t.width(),T=u*t.scaleY()/t.height();a+="scale("+s(E)+", "+s(T)+") "}var P=t.padLeft()?i:0,L=t.padTop()?i:0;return 0===P&&0===L||(a+="translate3d("+s(-P)+"px, "+s(-L)+"px, 0) "),a},e.exports=i},{"../geometries/Cube":51,"../util/decimal":95,"../util/inherits":104,"./CssBase":59}],61:[function(t,e,r){"use strict";function i(t,e){this.constructor.super_.call(this,t,e,n)}var n=t("../geometries/Flat").Tile,o=t("./CssBase"),s=t("../util/decimal");t("../util/inherits")(i,o),i.prototype.calculateTransform=function(t,e,r){var i=this._browserQuirks.padSize,n="",o=r.width(),a=r.height();n+="translateX("+s(o/2)+"px) translateY("+s(a/2)+"px) ";var u=o/r._zoomX(),h=a/r._zoomY(),l=t.centerX()-t.scaleX()/2+.5,c=.5-t.centerY()-t.scaleY()/2,p=l*u,f=c*h;n+="translateX("+s(p)+"px) translateY("+s(f)+"px) ";var d=-r.x()*u,m=-r.y()*h;n+="translateX("+s(d)+"px) translateY("+s(m)+"px) ";var v=t.padLeft()?i:0,_=t.padTop()?i:0;0===v&&0===_||(n+="translateX("+s(-v)+"px) translateY("+s(-_)+"px) ");var y=u/t.levelWidth(),g=h/t.levelHeight();return n+="scale("+s(y)+", "+s(g)+") "},e.exports=i},{"../geometries/Flat":53,"../util/decimal":95,"../util/inherits":104,"./CssBase":59}],62:[function(t,e,r){"use strict";function i(t,e){return t.cmp(e)}function n(t,e,r,i){this._flashElement=t,this._layerId=e,this._quirks=r,this._tileList=[],this._textureMap=new o,this._layerCreated=!1}var o=t("../collections/Map"),s=t("../util/clearOwnProperties");n.prototype.destroy=function(){this._layerCreated&&this._flashElement.destroyLayer(this._layerId),s(this)},n.prototype.startLayer=function(t,e){this._flashElement.isReady&&this._flashElement.isReady()&&(this._layerCreated||(this._flashElement.createLayer(this._layerId),this._layerCreated=!0),this._tileList.length=0,this._textureMap.clear())},n.prototype.renderTile=function(t,e){this._tileList.push(t),this._textureMap.set(t,e)},n.prototype.endLayer=function(t,e){if(this._flashElement.isReady&&this._flashElement.isReady()){this._tileList.sort(i),this._renderOnFlash(t,e)}},e.exports=n},{"../collections/Map":31,"../util/clearOwnProperties":91}],63:[function(t,e,r){"use strict";function i(t,e,r){this.constructor.super_.call(this,t,e,r,o),this._flashTileList=[]}var n=t("./FlashBase"),o=t("../geometries/Cube").Tile,s=t("../util/inherits"),a=t("../util/radToDeg");s(i,n),i.prototype._renderOnFlash=function(t,e){var r=this._flashElement,i=this._layerId,n=this._quirks.padSize,o=this._tileList,s=this._textureMap,u=this._flashTileList;u.length=0;for(var h=0;h<o.length;h++){var l=o[h],c=s.get(l);if(!c)throw new Error("Rendering tile with missing texture");var p=l.padTop()?n:0,f=l.padBottom()?n:0,d=l.padLeft()?n:0,m=l.padRight()?n:0;u.push({textureId:c._textureId,face:l.face,width:l.width(),height:l.height(),centerX:l.centerX(),centerY:l.centerY(),rotX:a(l.rotX()),rotY:a(l.rotY()),levelSize:l.levelWidth(),padTop:p,padBottom:f,padLeft:d,padRight:m})}var v=this._flashElement.clientWidth,_=this._flashElement.clientHeight,y=v*e.x,g=_*e.y,w=v*e.width,M=_*e.height,b=1,x=t.effects();x&&null!=x.opacity&&(b=x.opacity);var E=t.view(),T=E.yaw(),P=E.pitch(),L=E.roll(),S=E.fov();r.drawCubeTiles(i,w,M,y,g,b,T,P,L,S,u)},e.exports=i},{"../geometries/Cube":51,"../util/inherits":104,"../util/radToDeg":112,"./FlashBase":62}],64:[function(t,e,r){"use strict";function i(t,e,r){this.constructor.super_.call(this,t,e,r,o),this._flashTileList=[]}var n=t("./FlashBase"),o=t("../geometries/Flat").Tile;t("../util/inherits")(i,n),i.prototype._renderOnFlash=function(t,e){var r=this._flashElement,i=this._layerId,n=this._quirks.padSize,o=this._tileList,s=this._textureMap,a=this._flashTileList;a.length=0;for(var u=0;u<o.length;u++){var h=o[u],l=s.get(h);if(!l)throw new Error("Rendering tile with missing texture");var c=h.padTop()?n:0,p=h.padBottom()?n:0,f=h.padLeft()?n:0,d=h.padRight()?n:0;a.push({textureId:l._textureId,width:h.width(),height:h.height(),centerX:h.centerX(),centerY:h.centerY(),scaleX:h.scaleX(),scaleY:h.scaleY(),levelWidth:h.levelWidth(),levelHeight:h.levelHeight(),padTop:c,padBottom:p,padLeft:f,padRight:d})}var m=this._flashElement.clientWidth,v=this._flashElement.clientHeight,_=m*e.x,y=v*e.y,g=m*e.width,w=v*e.height,M=1,b=t.effects();b&&null!=b.opacity&&(M=b.opacity);var x=t.view(),E=x.x(),T=x.y(),P=x._zoomX(),L=x._zoomY();r.drawFlatTiles(i,g,w,_,y,M,E,T,P,L,a)},e.exports=i},{"../geometries/Flat":53,"../util/inherits":104,"./FlashBase":62}],65:[function(t,e,r){"use strict";function i(t){this.gl=t,this.projMatrix=n.create(),this.viewportMatrix=n.create(),this.translateVector=o.create(),this.scaleVector=o.create(),this.constantBuffers=u(t,w,M,b),this.shaderProgram=l(t,y,g,x,E)}var 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o=this.gl,s=this.shaderProgram,a=this.constantBuffers,u=this.projMatrix,h=this.translateVector,l=this.scaleVector;h[0]=t.centerX(),h[1]=t.centerY(),h[2]=-.5,l[0]=t.scaleX(),l[1]=t.scaleY(),l[2]=1,n.copy(u,r.view().projection()),n.rotateX(u,u,t.rotX()),n.rotateY(u,u,t.rotY()),n.translate(u,u,h),n.scale(u,u,l),o.uniformMatrix4fv(s.uProjMatrix,!1,u),v(o,s,i,t.z),_(o,s,e),o.bindBuffer(o.ELEMENT_ARRAY_BUFFER,a.vertexIndices),o.drawElements(o.TRIANGLES,w.length,o.UNSIGNED_SHORT,0)},e.exports=i},{"../shaders/fragmentNormal":72,"../shaders/vertexNormal":74,"../util/clearOwnProperties":91,"./WebGlCommon":66,"gl-matrix":3}],66:[function(t,e,r){"use strict";function i(t,e,r){var i=t.createShader(e);if(t.shaderSource(i,r),t.compileShader(i),!t.getShaderParameter(i,t.COMPILE_STATUS))throw t.getShaderInfoLog(i);return i}function n(t,e,r,n,o){var s=i(t,t.VERTEX_SHADER,e),a=i(t,t.FRAGMENT_SHADER,r),u=t.createProgram();if(t.attachShader(u,s),t.attachShader(u,a),t.linkProgram(u),!t.getProgramParameter(u,t.LINK_STATUS))throw t.getProgramInfoLog(u);for(var h=0;h<n.length;h++){var l=n[h];if(u[l]=t.getAttribLocation(u,l),-1===u[l])throw new Error("Shader program has no "+l+" attribute")}for(var c=0;c<o.length;c++){var p=o[c];if(u[p]=t.getUniformLocation(u,p),-1===u[p])throw new Error("Shader program has no "+p+" uniform")}return u}function o(t,e){for(var r=t.getAttachedShaders(e),i=0;i<r.length;i++){var n=r[i];t.detachShader(e,n),t.deleteShader(n)}t.deleteProgram(e)}function s(t,e,r,i){var n=t.createBuffer();return t.bindBuffer(e,n),t.bufferData(e,i,r),n}function a(t,e,r,i){return{vertexIndices:s(t,t.ELEMENT_ARRAY_BUFFER,t.STATIC_DRAW,new Uint16Array(e)),vertexPositions:s(t,t.ARRAY_BUFFER,t.STATIC_DRAW,new Float32Array(r)),textureCoords:s(t,t.ARRAY_BUFFER,t.STATIC_DRAW,new Float32Array(i))}}function 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n=r.x,o=_(n,0,1),s=o-n,a=1-o,u=_(r.width-s,0,a),h=r.width-u,l=1-r.height-r.y,c=_(l,0,1),p=c-l,f=1-c,d=_(r.height-p,0,f),m=r.height-d;g.set(T,r.width/u,r.height/d,1),g.set(E,(h-s)/u,(m-p)/d,0),w.identity(i),w.translate(i,i,E),w.scale(i,i,T),t.viewport(t.drawingBufferWidth*o,t.drawingBufferHeight*c,t.drawingBufferWidth*u,t.drawingBufferHeight*d)}var m=256,v=256,_=t("../util/clamp"),y=t("gl-matrix").vec4,g=t("gl-matrix").vec3,w=t("gl-matrix").mat4,M=1,b=y.create(),x=w.create();w.identity(x);var E=g.create(),T=g.create();e.exports={createShaderProgram:n,destroyShaderProgram:o,createConstantBuffers:a,destroyConstantBuffers:u,enableAttributes:h,disableAttributes:l,setTexture:c,setDepth:p,setViewport:d,setupPixelEffectUniforms:f}},{"../util/clamp":90,"gl-matrix":3}],67:[function(t,e,r){"use strict";function i(){this.constructor.super_.apply(this,arguments)}var n=t("./WebGlBase");t("../util/inherits")(i,n),e.exports=i},{"../util/inherits":104,"./WebGlBase":65}],68:[function(t,e,r){"use 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n=t("./WebGlCube"),o=t("./WebGlFlat"),s=t("./WebGlEquirect"),a=t("./CssCube"),u=t("./CssFlat"),h=t("./FlashCube"),l=t("./FlashFlat");e.exports=i},{"./CssCube":60,"./CssFlat":61,"./FlashCube":63,"./FlashFlat":64,"./WebGlCube":67,"./WebGlEquirect":68,"./WebGlFlat":69}],71:[function(t,e,r){"use strict";e.exports=["#ifdef GL_FRAGMENT_PRECISION_HIGH","precision highp float;","#else","precision mediump float","#endif","uniform sampler2D uSampler;","uniform float uOpacity;","uniform float uTextureX;","uniform float uTextureY;","uniform float uTextureWidth;","uniform float uTextureHeight;","uniform vec4 uColorOffset;","uniform mat4 uColorMatrix;","varying vec4 vRay;","const float PI = 3.14159265358979323846264;","void main(void) {"," float r = inversesqrt(vRay.x * vRay.x + vRay.y * vRay.y + vRay.z * vRay.z);"," float phi = acos(vRay.y * r);"," float theta = atan(vRay.x, -1.0*vRay.z);"," float s = 0.5 + 0.5 * theta / PI;"," float t = 1.0 - phi / PI;"," s = s * uTextureWidth + uTextureX;"," t = 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i=r.element(),n=e.width(),o=e.height(),s=M.padSize,a=e.padTop()?s:0,u=e.padBottom()?s:0,h=e.padLeft()?s:0,l=e.padRight()?s:0,c=t._flashElement.createTexture(i,n,o,a,u,h,l);this._stage=t,this._textureId=c}var a=t("./Stage"),u=t("../loaders/FlashImage"),h=t("../support/Flash"),l=t("../collections/WorkQueue"),c=t("../util/inherits"),p=t("../util/defer"),f=t("../util/dom").setAbsolute,d=t("../util/dom").setFullSize,m=t("../util/dom").setBlocking,v=t("../util/clearOwnProperties"),_="transparent",y=function(){var t=document.currentScript;if(!t){var e=document.getElementsByTagName("script");t=e.length?e[e.length-1]:null}if(!t)return null;var r=t.src,i=r.lastIndexOf("/");return(r=i>=0?r.slice(0,i+1):"")+"marzipano.swf"}(),g="MarzipanoFlashCallbackMap";g in window||(window[g]={__next:0});var w=["imageLoaded"],M={padSize:3};c(n,a),n.prototype.destroy=function(){window[g][this._flashStageId]=null,null!=this._checkReadyTimer&&clearInterval(this._checkReadyTimer),this.constructor.super_.prototype.destroy.call(this)},n.supported=function(){return h()},n.prototype.domElement=function(){return this._domElement},n.prototype.flashElement=function(){return this._flashElement},n.prototype.setSizeForType=function(){},n.prototype.loadImage=function(t,e,r){var i=this._loader.loadImage.bind(this._loader,t,e);return this._loadImageQueue.push(i,r)},n.prototype.validateLayer=function(t){},n.prototype.addFlashCallbackListener=function(t,e){this._callbackListeners[t]=this._callbackListeners[t]||[],this._callbackListeners[t].push(e)},n.prototype.removeFlashCallbackListener=function(t,e){var r=this._callbackListeners[t]||[],i=r.indexOf(e);i>=0&&r.splice(i,1)},n.prototype._callListeners=function(t){var e=this;return function(){for(var 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function(){return r||(r=!0,e=t.apply(null,arguments)),e}}e.exports=i},{}],110:[function(t,e,r){"use strict";function i(){if("undefined"!=typeof window){if(window.devicePixelRatio)return window.devicePixelRatio;var t=window.screen;if(t&&t.deviceXDPI&&t.logicalXDPI)return t.deviceXDPI/t.logicalXDPI;if(t&&t.systemXDPI&&t.logicalXDPI)return t.systemXDPI/t.logicalXDPI}return n}var n=1;e.exports=i},{}],111:[function(t,e,r){"use strict";function i(t,e,r,i){if(i=i||"",n()){var u="translateX("+a(e)+"px) translateY("+a(r)+"px) translateZ(0) "+i;o(t,u)}else s(t,e,r)}var n=t("../support/Css"),o=t("./dom").setTransform,s=t("./dom").setPixelPosition,a=t("./decimal");e.exports=i},{"../support/Css":82,"./decimal":95,"./dom":100}],112:[function(t,e,r){"use strict";function i(t){return 180*t/Math.PI}e.exports=i},{}],113:[function(t,e,r){"use strict";function i(t){return"number"==typeof t&&isFinite(t)}e.exports=i},{}],114:[function(t,e,r){"use strict";function i(t){return function(){function e(){!arguments[0]||s?i.apply(null,arguments):o=t.apply(null,r)}var r=arguments.length?Array.prototype.slice.call(arguments,0,arguments.length-1):[],i=arguments.length?arguments[arguments.length-1]:n,o=null,s=!1;return r.push(e),e(!0),function(){s=!0,o.apply(null,arguments)}}}var n=t("./noop");e.exports=i},{"./noop":107}],115:[function(t,e,r){"use strict";function i(t,e,r){function i(){if(!o){var a=(n()-s)/t;a<1?(e(a),requestAnimationFrame(i)):(e(1),r())}}var o=!1,s=n();return e(0),requestAnimationFrame(i),function(){o=!0,r.apply(null,arguments)}}var n=t("./now");e.exports=i},{"./now":108}],116:[function(t,e,r){"use strict";function i(t){var e=typeof t;if("object"===e){if(null===t)return"null";if("[object Array]"===Object.prototype.toString.call(t))return"array";if("[object RegExp]"===Object.prototype.toString.call(t))return"regexp"}return e}e.exports=i},{}],117:[function(t,e,r){"use strict";function i(t,e){if(!t||null==t.mediaAspectRatio)throw new Error("mediaAspectRatio must be defined");this._x=t&&null!=t.x?t.x:f,this._y=t&&null!=t.y?t.y:d,this._zoom=t&&null!=t.zoom?t.zoom:m,this._mediaAspectRatio=t.mediaAspectRatio,this._width=t&&null!=t.width?t.width:c,this._height=t&&null!=t.height?t.height:p,this._limiter=e||null,this._projMatrix=o.create(),this._invProjMatrix=o.create(),this._frustum=[0,0,0,0],this._projectionChanged=!0,this._params={},this._vec=s.create(),this._update()}var n=t("minimal-event-emitter"),o=t("gl-matrix").mat4,s=t("gl-matrix").vec4,a=t("../util/pixelRatio"),u=t("../util/real"),h=t("../util/clamp"),l=t("../util/clearOwnProperties"),c=0,p=0,f=.5,d=.5,m=1,v=[1,0,1,0],_=[-1,-1,1,1];n(i),i.prototype.destroy=function(){l(this)},i.prototype.x=function(){return this._x},i.prototype.y=function(){return this._y},i.prototype.zoom=function(){return this._zoom},i.prototype.mediaAspectRatio=function(){return this._mediaAspectRatio},i.prototype.width=function(){return this._width},i.prototype.height=function(){return this._height},i.prototype.size=function(t){return t=t||{},t.width=this._width,t.height=this._height,t},i.prototype.parameters=function(t){return t=t||{},t.x=this._x,t.y=this._y,t.zoom=this._zoom,t.mediaAspectRatio=this._mediaAspectRatio,t},i.prototype.limiter=function(){return this._limiter},i.prototype.setX=function(t){this._resetParams(),this._params.x=t,this._update(this._params)},i.prototype.setY=function(t){this._resetParams(),this._params.y=t,this._update(this._params)},i.prototype.setZoom=function(t){this._resetParams(),this._params.zoom=t,this._update(this._params)},i.prototype.offsetX=function(t){this.setX(this._x+t)},i.prototype.offsetY=function(t){this.setY(this._y+t)},i.prototype.offsetZoom=function(t){this.setZoom(this._zoom+t)},i.prototype.setMediaAspectRatio=function(t){this._resetParams(),this._params.mediaAspectRatio=t,this._update(this._params)},i.prototype.setSize=function(t){this._resetParams(),this._params.width=t.width,this._params.height=t.height,this._update(this._params)},i.prototype.setParameters=function(t){this._resetParams(),this._params.x=t.x,this._params.y=t.y,this._params.zoom=t.zoom,this._params.mediaAspectRatio=t.mediaAspectRatio,this._update(this._params)},i.prototype.setLimiter=function(t){this._limiter=t||null,this._update()},i.prototype._resetParams=function(){var t=this._params;t.x=null,t.y=null,t.zoom=null,t.mediaAspectRatio=null,t.width=null,t.height=null},i.prototype._update=function(t){null==t&&(this._resetParams(),t=this._params);var e=this._x,r=this._y,i=this._zoom,n=this._mediaAspectRatio,o=this._width,s=this._height;if(t.x=null!=t.x?t.x:e,t.y=null!=t.y?t.y:r,t.zoom=null!=t.zoom?t.zoom:i,t.mediaAspectRatio=null!=t.mediaAspectRatio?t.mediaAspectRatio:n,t.width=null!=t.width?t.width:o,t.height=null!=t.height?t.height:s,this._limiter&&!(t=this._limiter(t)))throw new Error("Bad view limiter");var a=t.x,l=t.y,c=t.zoom,p=t.mediaAspectRatio,f=t.width,d=t.height;if(!(u(a)&&u(l)&&u(c)&&u(p)&&u(f)&&u(d)))throw new Error("Bad view - suspect a broken limiter");c=h(c,1e-6,Infinity),this._x=a,this._y=l,this._zoom=c,this._mediaAspectRatio=p,this._width=f,this._height=d,a===e&&l===r&&c===i&&p===n&&f===o&&d===s||(this._projectionChanged=!0,this.emit("change")),f===o&&d===s||this.emit("resize")},i.prototype._zoomX=function(){return this._zoom},i.prototype._zoomY=function(){var t=this._mediaAspectRatio,e=this._width/this._height,r=this._zoom,i=r*t/e;return isNaN(i)&&(i=r),i},i.prototype.updateWithControlParameters=function(t){var e=this.zoom(),r=this._zoomX(),i=this._zoomY();this.offsetX(t.axisScaledX*r+t.x*e),this.offsetY(t.axisScaledY*i+t.y*e),this.offsetZoom(t.zoom*e)},i.prototype._updateProjection=function(){var t=this._projMatrix,e=this._invProjMatrix,r=this._frustum;if(this._projectionChanged){var i=this._x,n=this._y,s=this._zoomX(),a=this._zoomY(),u=r[0]=.5-n+.5*a,h=r[1]=i-.5+.5*s,l=r[2]=.5-n-.5*a,c=r[3]=i-.5-.5*s;o.ortho(t,c,h,l,u,-1,1),o.invert(e,t),this._projectionChanged=!1}},i.prototype.projection=function(){return this._updateProjection(),this._projMatrix},i.prototype.inverseProjection=function(){return this._updateProjection(),this._invProjMatrix},i.prototype.intersects=function(t){this._updateProjection();for(var e=this._frustum,r=0;r<e.length;r++){for(var i=e[r],n=v[r],o=_[r],s=!1,a=0;a<t.length;a++){var u=t[a];if(o<0&&u[n]<i||o>0&&u[n]>i){s=!0;break}}if(!s)return!1}return!0},i.prototype.selectLevel=function(t){for(var e=a()*this.width(),r=this._zoom,i=0;i<t.length;i++){var n=t[i];if(r*n.width()>=e)return n}return t[t.length-1]},i.prototype.coordinatesToScreen=function(t,e){var r=this._vec;e||(e={});var i=this._width,n=this._height;if(i<=0||n<=0)return e.x=null,e.y=null,null;var o=t&&null!=t.x?t.x:f,a=t&&null!=t.y?t.y:d;s.set(r,o-.5,.5-a,-1,1),s.transformMat4(r,r,this.projection());for(var u=0;u<3;u++)r[u]/=r[3];return e.x=i*(r[0]+1)/2,e.y=n*(1-r[1])/2,e},i.prototype.screenToCoordinates=function(t,e){var r=this._vec;e||(e={});var i=this._width,n=this._height,o=2*t.x/i-1,a=1-2*t.y/n;return s.set(r,o,a,1,1),s.transformMat4(r,r,this.inverseProjection()),e.x=.5+r[0],e.y=.5-r[1],e},i.limit={x:function(t,e){return function(r){return r.x=h(r.x,t,e),r}},y:function(t,e){return function(r){return r.y=h(r.y,t,e),r}},zoom:function(t,e){return function(r){return r.zoom=h(r.zoom,t,e),r}},resolution:function(t){return function(e){if(e.width<=0||e.height<=0)return e;var r=e.width,i=a()*r/t;return e.zoom=h(e.zoom,i,Infinity),e}},visibleX:function(t,e){return function(r){var i=e-t;r.zoom>i&&(r.zoom=i);var n=t+.5*r.zoom,o=e-.5*r.zoom;return r.x=h(r.x,n,o),r}},visibleY:function(t,e){return function(r){if(r.width<=0||r.height<=0)return r;var i=r.width/r.height,n=i/r.mediaAspectRatio,o=(e-t)*n;r.zoom>o&&(r.zoom=o);var s=t+.5*r.zoom/n,a=e-.5*r.zoom/n;return r.y=h(r.y,s,a),r}},letterbox:function(){return function(t){if(t.width<=0||t.height<=0)return t;var e=t.width/t.height,r=e/t.mediaAspectRatio;t.mediaAspectRatio>=e&&(t.zoom=Math.min(t.zoom,1)),t.mediaAspectRatio<=e&&(t.zoom=Math.min(t.zoom,r));var i,n;t.zoom>1?i=n=.5:(i=0+.5*t.zoom/1,n=1-.5*t.zoom/1);var o,s;return t.zoom>r?o=s=.5:(o=0+.5*t.zoom/r,s=1-.5*t.zoom/r),t.x=h(t.x,i,n),t.y=h(t.y,o,s),t}}},i.type=i.prototype.type="flat",e.exports=i},{"../util/clamp":90,"../util/clearOwnProperties":91,"../util/pixelRatio":110,"../util/real":113,"gl-matrix":3,"minimal-event-emitter":14}],118:[function(t,e,r){"use strict";function i(t,e){this._yaw=t&&null!=t.yaw?t.yaw:_,this._pitch=t&&null!=t.pitch?t.pitch:y,this._roll=t&&null!=t.roll?t.roll:g,this._fov=t&&null!=t.fov?t.fov:w,this._width=t&&null!=t.width?t.width:m,this._height=t&&null!=t.height?t.height:v,this._projectionCenterX=t&&null!=t.projectionCenterX?t.projectionCenterX:M,this._projectionCenterY=t&&null!=t.projectionCenterY?t.projectionCenterY:b,this._limiter=e||null,this._projMatrix=o.create(),this._invProjMatrix=o.create(),this._frustum=[s.create(),s.create(),s.create(),s.create(),s.create()],this._projectionChanged=!0,this._params={},this._fovs={},this._tmpVec=s.create(),this._update()}var n=t("minimal-event-emitter"),o=t("gl-matrix").mat4,s=t("gl-matrix").vec4,a=t("../util/pixelRatio"),u=t("../util/convertFov"),h=t("../util/mod"),l=t("../util/real"),c=t("../util/clamp"),p=t("../util/decimal"),f=t("../util/compose"),d=t("../util/clearOwnProperties"),m=0,v=0,_=0,y=0,g=0,w=Math.PI/4,M=0,b=0;n(i),i.prototype.destroy=function(){d(this)},i.prototype.yaw=function(){return this._yaw},i.prototype.pitch=function(){return this._pitch},i.prototype.roll=function(){return this._roll},i.prototype.projectionCenterX=function(){return this._projectionCenterX},i.prototype.projectionCenterY=function(){return this._projectionCenterY},i.prototype.fov=function(){return this._fov},i.prototype.width=function(){return this._width},i.prototype.height=function(){return this._height},i.prototype.size=function(t){return t=t||{},t.width=this._width,t.height=this._height,t},i.prototype.parameters=function(t){return t=t||{},t.yaw=this._yaw,t.pitch=this._pitch,t.roll=this._roll,t.fov=this._fov,t},i.prototype.limiter=function(){return this._limiter},i.prototype.setYaw=function(t){this._resetParams(),this._params.yaw=t,this._update(this._params)},i.prototype.setPitch=function(t){this._resetParams(),this._params.pitch=t,this._update(this._params)},i.prototype.setRoll=function(t){this._resetParams(),this._params.roll=t,this._update(this._params)},i.prototype.setFov=function(t){this._resetParams(),this._params.fov=t,this._update(this._params)},i.prototype.setProjectionCenterX=function(t){this._resetParams(),this._params.projectionCenterX=t,this._update(this._params)},i.prototype.setProjectionCenterY=function(t){this._resetParams(),this._params.projectionCenterY=t,this._update(this._params)},i.prototype.offsetYaw=function(t){this.setYaw(this._yaw+t)},i.prototype.offsetPitch=function(t){this.setPitch(this._pitch+t)},i.prototype.offsetRoll=function(t){this.setRoll(this._roll+t)},i.prototype.offsetFov=function(t){this.setFov(this._fov+t)},i.prototype.setSize=function(t){this._resetParams(),this._params.width=t.width,this._params.height=t.height,this._update(this._params)},i.prototype.setParameters=function(t){this._resetParams(),this._params.yaw=t.yaw,this._params.pitch=t.pitch,this._params.roll=t.roll,this._params.fov=t.fov,this._params.projectionCenterX=t.projectionCenterX,this._params.projectionCenterY=t.projectionCenterY,this._update(this._params)},i.prototype.setLimiter=function(t){this._limiter=t||null,this._update()},i.prototype._resetParams=function(){var t=this._params;t.yaw=null,t.pitch=null,t.roll=null,t.fov=null,t.width=null,t.height=null},i.prototype._update=function(t){null==t&&(this._resetParams(),t=this._params);var e=this._yaw,r=this._pitch,i=this._roll,n=this._fov,o=this._projectionCenterX,s=this._projectionCenterY,a=this._width,u=this._height;if(t.yaw=null!=t.yaw?t.yaw:e,t.pitch=null!=t.pitch?t.pitch:r,t.roll=null!=t.roll?t.roll:i,t.fov=null!=t.fov?t.fov:n,t.width=null!=t.width?t.width:a,t.height=null!=t.height?t.height:u,t.projectionCenterX=null!=t.projectionCenterX?t.projectionCenterX:o,t.projectionCenterY=null!=t.projectionCenterY?t.projectionCenterY:s,this._limiter&&!(t=this._limiter(t)))throw new Error("Bad view limiter");t=this._normalize(t);var h=t.yaw,c=t.pitch,p=t.roll,f=t.fov,d=t.width,m=t.height,v=t.projectionCenterX,_=t.projectionCenterY;if(!(l(h)&&l(c)&&l(p)&&l(f)&&l(d)&&l(m)&&l(v)&&l(_)))throw new Error("Bad view - suspect a broken limiter");this._yaw=h,this._pitch=c,this._roll=p,this._fov=f,this._width=d,this._height=m,this._projectionCenterX=v,this._projectionCenterY=_,h===e&&c===r&&p===i&&f===n&&d===a&&m===u&&v===o&&_===s||(this._projectionChanged=!0,this.emit("change")),d===a&&m===u||this.emit("resize")},i.prototype._normalize=function(t){this._normalizeCoordinates(t);var e=u.htov(Math.PI,t.width,t.height),r=isNaN(e)?Math.PI:Math.min(Math.PI,e);return t.fov=c(t.fov,1e-6,r-1e-6),t},i.prototype._normalizeCoordinates=function(t){return"yaw"in t&&(t.yaw=h(t.yaw-Math.PI,-2*Math.PI)+Math.PI),"pitch"in t&&(t.pitch=h(t.pitch-Math.PI,-2*Math.PI)+Math.PI),"roll"in t&&(t.roll=h(t.roll-Math.PI,-2*Math.PI)+Math.PI),t},i.prototype.normalizeToClosest=function(t,e){var r=this._yaw,i=this._pitch,n=t.yaw,o=t.pitch,s=n-2*Math.PI,a=n+2*Math.PI;Math.abs(s-r)<Math.abs(n-r)?n=s:Math.abs(a-r)<Math.abs(n-r)&&(n=a);var u=o-2*Math.PI,h=o+2*Math.PI;return Math.abs(u-i)<Math.abs(o-i)?o=u:Math.abs(u-i)<Math.abs(o-i)&&(o=h),e=e||{},e.yaw=n,e.pitch=o,e},i.prototype.updateWithControlParameters=function(t){var e=this._fov,r=u.vtoh(e,this._width,this._height);isNaN(r)&&(r=e),this.offsetYaw(t.axisScaledX*r+2*t.x*r+t.yaw),this.offsetPitch(t.axisScaledY*e+2*t.y*r+t.pitch),this.offsetRoll(-t.roll),this.offsetFov(t.zoom*e)},i.prototype._updateProjection=function(){var t=this._projMatrix,e=this._invProjMatrix,r=this._frustum;if(this._projectionChanged){var i=this._width,n=this._height,s=this._fov,a=u.vtoh(s,i,n),h=i/n,l=this._projectionCenterX,c=this._projectionCenterY;if(0!==l||0!==c){var p=Math.atan(2*l*Math.tan(a/2)),f=Math.atan(2*c*Math.tan(s/2)),d=this._fovs;d.leftDegrees=180*(a/2+p)/Math.PI,d.rightDegrees=180*(a/2-p)/Math.PI,d.upDegrees=180*(s/2+f)/Math.PI,d.downDegrees=180*(s/2-f)/Math.PI,o.perspectiveFromFieldOfView(t,d,-1,1)}else o.perspective(t,s,h,-1,1);o.rotateZ(t,t,this._roll),o.rotateX(t,t,this._pitch),o.rotateY(t,t,this._yaw),o.invert(e,t),this._matrixToFrustum(t,r),this._projectionChanged=!1}},i.prototype._matrixToFrustum=function(t,e){s.set(e[0],t[3]+t[0],t[7]+t[4],t[11]+t[8],0),s.set(e[1],t[3]-t[0],t[7]-t[4],t[11]-t[8],0),s.set(e[2],t[3]+t[1],t[7]+t[5],t[11]+t[9],0),s.set(e[3],t[3]-t[1],t[7]-t[5],t[11]-t[9],0),s.set(e[4],t[3]+t[2],t[7]+t[6],t[11]+t[10],0)},i.prototype.projection=function(){return this._updateProjection(),this._projMatrix},i.prototype.inverseProjection=function(){return this._updateProjection(),this._invProjMatrix},i.prototype.intersects=function(t){this._updateProjection();for(var e=this._frustum,r=this._tmpVec,i=0;i<e.length;i++){for(var n=e[i],o=!1,a=0;a<t.length;a++){var u=t[a];s.set(r,u[0],u[1],u[2],0),s.dot(n,r)>=0&&(o=!0)}if(!o)return!1}return!0},i.prototype.selectLevel=function(t){for(var e=a()*this._height,r=Math.tan(.5*this._fov),i=0;i<t.length;i++){var n=t[i];if(r*n.height()>=e)return n}return t[t.length-1]},i.prototype.coordinatesToScreen=function(t,e){var r=this._tmpVec;e||(e={});var i=this._width,n=this._height;if(i<=0||n<=0)return e.x=null,e.y=null,null;var o=t.yaw,a=t.pitch,u=Math.sin(o)*Math.cos(a),h=-Math.sin(t.pitch),l=-Math.cos(o)*Math.cos(a);return s.set(r,u,h,l,1),s.transformMat4(r,r,this.projection()),r[3]>=0?(e.x=i*(r[0]/r[3]+1)/2,e.y=n*(1-r[1]/r[3])/2,e):(e.x=null,e.y=null,null)},i.prototype.screenToCoordinates=function(t,e){var r=this._tmpVec;e||(e={});var i=this._width,n=this._height,o=2*t.x/i-1,a=1-2*t.y/n;s.set(r,o,a,1,1),s.transformMat4(r,r,this.inverseProjection());var u=Math.sqrt(r[0]*r[0]+r[1]*r[1]+r[2]*r[2]);return e.yaw=Math.atan2(r[0],-r[2]),e.pitch=Math.acos(r[1]/u)-Math.PI/2,this._normalizeCoordinates(e),e},i.prototype.coordinatesToPerspectiveTransform=function(t,e,r){r=r||"";var i=this._height,n=this._width,o=this._fov,s=.5*i/Math.tan(o/2),a="";return a+="translateX("+p(n/2)+"px) ",a+="translateY("+p(i/2)+"px) ",a+="translateX(-50%) translateY(-50%) ",a+="perspective("+p(s)+"px) ",a+="translateZ("+p(s)+"px) ",a+="rotateZ("+p(-this._roll)+"rad) ",a+="rotateX("+p(-this._pitch)+"rad) ",a+="rotateY("+p(this._yaw)+"rad) ",a+="rotateY("+p(-t.yaw)+"rad) ",a+="rotateX("+p(t.pitch)+"rad) ",a+="translateZ("+p(-e)+"px) ",a+=r+" "},i.limit={yaw:function(t,e){return function(r){return r.yaw=c(r.yaw,t,e),r}},pitch:function(t,e){return function(r){return r.pitch=c(r.pitch,t,e),r}},roll:function(t,e){return function(r){return r.roll=c(r.roll,t,e),r}},hfov:function(t,e){return function(r){var i=r.width,n=r.height;if(i>0&&n>0){var o=u.htov(t,i,n),s=u.htov(e,i,n);r.fov=c(r.fov,o,s)}return r}},vfov:function(t,e){return function(r){return r.fov=c(r.fov,t,e),r}},resolution:function(t){return function(e){var r=e.height;if(r){var i=a()*r,n=2*Math.atan(i/t);e.fov=c(e.fov,n,Infinity)}return e}},traditional:function(t,e,r){return r=null!=r?r:e,f(i.limit.resolution(t),i.limit.vfov(0,e),i.limit.hfov(0,r),i.limit.pitch(-Math.PI/2,Math.PI/2))}},i.type=i.prototype.type="rectilinear",e.exports=i},{"../util/clamp":90,"../util/clearOwnProperties":91,"../util/compose":93,"../util/convertFov":94,"../util/decimal":95,"../util/mod":106,"../util/pixelRatio":110,"../util/real":113,"gl-matrix":3,"minimal-event-emitter":14}]},{},[56])(56)});
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