3 lines
1.7 KiB
JavaScript
3 lines
1.7 KiB
JavaScript
(()=>{"use strict";(()=>{({value:!0});void 0;function r(r){return function(r){if(Array.isArray(r))return t(r)}(r)||function(r){if("undefined"!=typeof Symbol&&null!=r[Symbol.iterator]||null!=r["@@iterator"])return Array.from(r)}(r)||function(r,n){if(!r)return;if("string"==typeof r)return t(r,n);var e=Object.prototype.toString.call(r).slice(8,-1);"Object"===e&&r.constructor&&(e=r.constructor.name);if("Map"===e||"Set"===e)return Array.from(r);if("Arguments"===e||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(e))return t(r,n)}(r)||function(){throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}()}function t(r,t){(null==t||t>r.length)&&(t=r.length);for(var n=0,e=new Array(t);n<t;n++)e[n]=r[n];return e}function n(r,t,n){return 4*(t*n+r)}function e(r,t,n,e,a){var o=e-r,i=a-t;return Math.pow(o,2)+Math.pow(i,2)<=Math.pow(n,2)}function a(r,t,a,o){for(var i=function(r,t){return{x:r/4%t,
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y:Math.floor(r/4/t)}}(t,a),u=i.x,f=i.y,d=o+u;d>=u;d--)for(var c=o+f;c>=f;c--)if(e(u,f,o,d,c)){var l=u-(d-u),s=f-(c-f);r.add(n(d,c,a));r.add(n(d,s,a));r.add(n(l,c,a));r.add(n(l,s,a))}return r}function o(t,n,e){return r(a(new Set,t,e,1)).some((function(r){return n[r+3]<=15}))}self.addEventListener("message",(function(r){var t=r.data,n=t.imageData,e=t.scaledBorderSize,i=t.color,u=t.id,f=function(r,t,n){for(var e=new Uint8ClampedArray(r.data.length),i=new Set,u=0;u<r.data.length;u+=4)if(!(r.data[u+3]<=15)&&o(u,r.data,r.width)){i.add(u);i=a(i,u,r.width,t)}i.forEach((function(r){return function(r,t,n){r[t]=n.r;r[t+1]=n.g;r[t+2]=n.b;r[t+3]=255}(e,r,n)}));return e}(n,e,i);self.postMessage({border:f,id:u})}));({})})()})();
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