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2 lines
13 KiB
2 lines
13 KiB
3 years ago
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define(["exports","./when-54c2dc71","./Check-6c0211bc","./Math-fc8cecf5","./Cartesian2-bddc1162","./Transforms-d07bb42c"],function(a,d,t,O,x,y){"use strict";var P={};function i(a,t,e){var r=a+t;return O.CesiumMath.sign(a)!==O.CesiumMath.sign(t)&&Math.abs(r/Math.max(Math.abs(a),Math.abs(t)))<e?0:r}P.computeDiscriminant=function(a,t,e){return t*t-4*a*e},P.computeRealRoots=function(a,t,e){if(0===a)return 0===t?[]:[-e/t];if(0===t){if(0===e)return[0,0];var r=Math.abs(e),n=Math.abs(a);if(r<n&&r/n<O.CesiumMath.EPSILON14)return[0,0];if(n<r&&n/r<O.CesiumMath.EPSILON14)return[];if((n=-e/a)<0)return[];r=Math.sqrt(n);return[-r,r]}if(0===e)return(n=-t/a)<0?[n,0]:[0,n];n=i(t*t,-(4*a*e),O.CesiumMath.EPSILON14);if(n<0)return[];n=-.5*i(t,O.CesiumMath.sign(t)*Math.sqrt(n),O.CesiumMath.EPSILON14);return 0<t?[n/a,e/n]:[e/n,n/a]};var g={};function s(a,t,e,r){var n=a,i=t/3,s=e/3,o=r,u=n*s,c=i*o,C=i*i,l=s*s,h=n*s-C,a=n*o-i*s,t=i*o-l,e=4*h*t-a*a;if(e<0){var r=u*l<=C*c?-2*i*(m=h)+(f=n)*a:-(f=o)*a+2*s*(m=t),M=-(r<0?-1:1)*Math.abs(f)*Math.sqrt(-e),f=(d=M-r)/2,f=f<0?-Math.pow(-f,1/3):Math.pow(f,1/3),M=d===M?-f:-m/f,M=m<=0?f+M:-r/(f*f+M*M+m);return u*l<=C*c?[(M-i)/n]:[-o/(M+s)]}var m=h,u=-2*i*h+n*a,l=t,C=-o*a+2*s*t,c=Math.sqrt(e),h=Math.sqrt(3)/2,a=Math.abs(Math.atan2(n*c,-u)/3);M=2*Math.sqrt(-m);t=Math.cos(a);d=M*t;var e=M*(-t/2-h*Math.sin(a)),u=2*i<d+e?d-i:e-i,m=n,n=u/m,a=Math.abs(Math.atan2(o*c,-C)/3),o=-o,a=(d=(M=2*Math.sqrt(-l))*(t=Math.cos(a)))+(e=M*(-t/2-h*Math.sin(a)))<2*s?d+s:e+s,d=o/a,e=-u*a-m*o,a=(s*e-i*(u*o))/(-i*e+s*(m*a));return n<=a?n<=d?a<=d?[n,a,d]:[n,d,a]:[d,n,a]:n<=d?[a,n,d]:a<=d?[a,d,n]:[d,a,n]}g.computeDiscriminant=function(a,t,e,r){var n=t*t,i=e*e;return 18*a*t*e*r+n*i-27*(a*a)*(r*r)-4*(a*i*e+n*t*r)},g.computeRealRoots=function(a,t,e,r){var n;if(0===a)return P.computeRealRoots(t,e,r);if(0!==t)return 0===e?0===r?(i=-t/a)<0?[i,0,0]:[0,0,i]:s(a,t,0,r):0===r?0===(n=P.computeRealRoots(a,t,e)).length?[0]:n[1]<=0?[n[0],n[1],0]:0<=n[0]?[0,n[0],n[1]]:[n[0],0,n[1]]:s(a,t,e,r);if(0!==e)return 0===r?0===(n=P.computeRealRoots(a,0,e)).Length?[0]:[n[0],0,n[1]]:s(a,0,e,r);if(0===r)return[0,0,0];var i=(i=-r/a)<0?-Math.pow(-i,1/3):Math.pow(i,1/3);return[i,i,i]};var b={};function c(a,t,e,r){var n=a*a,i=t-3*n/8,s=e-t*a/2+n*a/8,r=r-e*a/4+t*n/16-3*n*n/256,e=g.computeRealRoots(1,2*i,i*i-4*r,-s*s);if(0<e.length){t=-a/4,n=e[e.length-1];if(Math.abs(n)<O.CesiumMath.EPSILON14){a=P.computeRealRoots(1,i,r);if(2===a.length){var e=a[0],o=a[1];if(0<=e&&0<=o){r=Math.sqrt(e),a=Math.sqrt(o);return[t-a,t-r,t+r,t+a]}if(0<=e&&o<0)return[t-(u=Math.sqrt(e)),t+u];if(e<0&&0<=o)return[t-(u=Math.sqrt(o)),t+u]}return[]}if(0<n){var o=Math.sqrt(n),u=(i+n-s/o)/2,s=(i+n+s/o)/2,u=P.computeRealRoots(1,o,u),s=P.computeRealRoots(1,-o,s);return 0!==u.length?(u[0]+=t,u[1]+=t,0!==s.length?(s[0]+=t,s[1]+=t,u[1]<=s[0]?[u[0],u[1],s[0],s[1]]:s[1]<=u[0]?[s[0],s[1],u[0],u[1]]:u[0]>=s[0]&&u[1]<=s[1]?[s[0],u[0],u[1],s[1]]:s[0]>=u[0]&&s[1]<=u[1]?[u[0],s[0],s[1],u[1]]:u[0]>s[0]&&u[0]<s[1]?[s[0],u[0],s[1],u[1]]:[u[0],s[0],u[1],s[1]]):u):0!==s.length?(s[0]+=t,s[1]+=t,s):[]}}return[]}function C(a,t,e,r){var n=a*a,i=-2*t,s=e*a+t*t-4*r,o=n*r-e*t*a+e*e,u=g.computeRealRoots(1,i,s,o);if(0<u.length){var c,C,l,h,M=u[0],i=t-M,s=i*i,o=a/2,u=i/2,t=s-4*r,i=s+4*Math.abs(r),s=n-4*M,n=n+4*Math.abs(M);C=M<0||t*n<s*i?(c=(s=Math.sqrt(s))/2,0===s?0:(a*u-e)/s):(c=0===(C=Math.sqrt(t))?0:(a*u-e)/C,C/2),0==o&&0===c?h=l=0:O.CesiumMath.sign(o)===O.CesiumMath.sign(c)?h=M/(l=o+c):l=M/(h=o-c),0==u&&0===C?m=f=0:O.CesiumMath.sign(u)===O.CesiumMath.sign(C)?m=r/(f=u+C):f=r/(m=u-C);var f=P.computeRealRoots(1,l,f),m=P.computeRealRoots(1,h,m);if(0!==f.length)return 0!==m.length?f[1]<=m[0]?[f[0],f[1],m[0],m[1]]:m[1]<=f[0]?[m[0],m[1],f[0],f[1]]:f[0]>=m[0]&&f[1]<=m[1]?[m[0],f[0],f[1],m[1]]:m[0]>=f[0]&&m[1]<=f[1]?[f[0],m[0],m[1],f[1]]:f[0]>m[0]&&f[0]<m[1]?[m[0],f[0],m[1],f[1]]:[f[0],m[0],f[1],m[1]]:f;if(0!==m.length)return m}return[]}function e(a,t){t=x.Cartesian3.clone(d.defaultValue(t,x.Cartesian3.ZERO)),x.Cartesian3.equals(t,x.Cartesian3.ZERO)||x.Cartesian3.normalize(t,t),this.origin=x.Cartesian3.clone(d.defaultValue(a,x.Cartesia
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