tumult/pages/demo.c8d0cba3.js

A Javascript noise library

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"use strict";function n(n,e){if(!(n instanceof e))throw new TypeError("Cannot call a class as a function")}function e(n,e){for(var t=0;t<e.length;t++){var w=e[t];w.enumerable=w.enumerable||!1,w.configurable=!0,"value"in w&&(w.writable=!0),Object.defineProperty(n,w.key,w)}}function t(n,t,w){return t&&e(n.prototype,t),w&&e(n,w),n}var w=function(){function e(t,w,r,i){n(this,e),this.x=t,this.y=w,this.z=r,this.t=i}return t(e,[{key:"dot",value:function(n,e,t,w){return this.x*n+this.y*e+this.z*t+this.t*w}}]),e}(),r=[new w(0,1,1,1),new w(0,1,1,-1),new w(0,1,-1,1),new w(0,1,-1,-1),new w(0,-1,1,1),new w(0,-1,1,-1),new w(0,-1,-1,1),new w(0,-1,-1,-1),new w(1,0,1,1),new w(1,0,1,-1),new w(1,0,-1,1),new w(1,0,-1,-1),new w(-1,0,1,1),new w(-1,0,1,-1),new w(-1,0,-1,1),new w(-1,0,-1,-1),new w(1,1,0,1),new w(1,1,0,-1),new w(1,-1,0,1),new w(1,-1,0,-1),new w(-1,1,0,1),new w(-1,1,0,-1),new w(-1,-1,0,1),new w(-1,-1,0,-1),new w(1,1,1,0),new w(1,1,-1,0),new w(1,-1,1,0),new w(1,-1,-1,0),new w(-1,1,1,0),new w(-1,1,-1,0),new w(-1,-1,1,0),new w(-1,-1,-1,0)];function i(n,e,t,w,i){var o=n[e+n[t+n[w+n[i]]]]%r.length;return r[o]}module.exports={grad4:i};
},{}],"x9bC":[function(require,module,exports) {
"use strict";function t(e){return(t="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(e)}function e(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){for(var o=0;o<e.length;o++){var n=e[o];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}function n(t,e,n){return e&&o(t.prototype,e),n&&o(t,n),t}function r(e,o){return!o||"object"!==t(o)&&"function"!=typeof o?i(e):o}function i(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}function u(t){return(u=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}function p(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&c(t,e)}function c(t,e){return(c=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}var f=require("../util/noise"),s=require("../util/4d"),a=s.grad4,l=require("../util/math"),h=l.fade,y=l.lerp,d=function(t){function o(){return e(this,o),r(this,u(o).apply(this,arguments))}return p(o,f),n(o,[{key:"gen",value:function(t,e,o,n){var r=Math.trunc(t)%256,i=Math.trunc(e)%256,u=Math.trunc(o)%256,p=Math.trunc(n)%256,c=t-r,f=e-i,s=o-u,l=n-p,d=a(this.p,r,i,u,p).dot(c,f,s,l),b=a(this.p,r+1,i,u,p).dot(c-1,f,s),m=a(this.p,r,i+1,u,p).dot(c,f-1,s),O=a(this.p,r+1,i+1,u,p).dot(c-1,f-1,s),v=a(this.p,r,i,u+1,p).dot(c,f,s-1),w=a(this.p,r+1,i,u+1,p).dot(c-1,f,s-1),_=a(this.p,r,i+1,u+1,p).dot(c,f-1,s-1),g=a(this.p,r+1,i+1,u+1,p).dot(c-1,f-1,s-1),j=a(this.p,r,i,u,p+1).dot(c,f,s,l-1),S=a(this.p,r+1,i,u,p+1).dot(c-1,f,s,l-1),P=a(this.p,r,i+1,u,p+1).dot(c,f-1,s,l-1),M=a(this.p,r+1,i+1,u,p+1).dot(c-1,f-1,s,l-1),q=a(this.p,r,i,u+1,p+1).dot(c,f,s-1,l-1),E=a(this.p,r+1,i,u+1,p+1).dot(c-1,f,s-1,l-1),k=a(this.p,r,i+1,u+1,p+1).dot(c,f-1,s-1,l-1),x=a(this.p,r+1,i+1,u+1,p+1).dot(c-1,f-1,s-1,l-1);return y(y(y(y(d,b,c),y(m,O,c),h(f)),y(y(v,w,c),y(_,g,c),h(f)),h(s)),y(y(y(j,S,c),y(P,M,c),h(f)),y(y(q,E,c),y(k,x,c),h(f)),h(s)),h(l))}}]),o}();module.exports=d;
},{"../util/noise":"G4fX","../util/4d":"k4MN","../util/math":"Ql3W"}],"ZdOn":[function(require,module,exports) {
"use strict";function e(e,n){if(!(e instanceof n))throw new TypeError("Cannot call a class as a function")}function n(e,n){for(var r=0;r<n.length;r++){var t=n[r];t.enumerable=t.enumerable||!1,t.configurable=!0,"value"in t&&(t.writable=!0),Object.defineProperty(e,t.key,t)}}function r(e,r,t){return r&&n(e.prototype,r),t&&n(e,t),e}var t=require("./math"),l=t.lerp,i=t.fade;function o(e,n){return 1===n.length?e[n[0]]:e[n[0]+o(e,n.slice(1))]}var a=function(){function n(r){e(this,n),this.R=r}return r(n,[{key:"dot",value:function(e){for(var n=0,r=0;r<e.length;r++)n+=this.R[r]*e[r];return n}}]),n}(),u=[];function c(e){for(var n=0;n<2*e;n++){var r=new Array(e).fill(0);r[n%e]=n/e>=1?1:-1,u[n]=new a(r)}}function f(e,n){if(1===n.length)return l(e[0],e[1],i(n[0]));var r=e.slice(0,Math.floor(e.length/2)),t=e.slice(Math.ceil(e.length/2));return l(f(r,n.slice(0,n.length-1)),f(t,n.slice(0,n.length-1)),i(n[n.length-1]))}function h(e,n,r,t){var l=[];0===u.length&&c(n);for(var i=0;i<2<<n-1;i++){for(var a=r.slice(),f=t.slice(),h=i,s=0;s<n;s++)1&h&&(a[s]+=1,f[s]-=1),h>>=1;l[i]=u[o(e,a)%u.length].dot(f)}return l}module.exports={lerpN:f,getNs:h};
},{"./math":"Ql3W"}],"lNIx":[function(require,module,exports) {
"use strict";function t(e){return(t="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(e)}function e(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function n(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function r(t,e,r){return e&&n(t.prototype,e),r&&n(t,r),t}function o(e,n){return!n||"object"!==t(n)&&"function"!=typeof n?u(e):n}function u(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}function i(t){return(i=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}function c(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&f(t,e)}function f(t,e){return(f=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}var l=require("../util/noise"),p=require("../util/nd"),a=p.lerpN,y=p.getNs,s=function(t){function n(){return e(this,n),o(this,i(n).apply(this,arguments))}return c(n,l),r(n,[{key:"gen",value:function(){for(var t=[],e=[],n=0;n<arguments.length;n++)t[n]=Math.trunc(n<0||arguments.length<=n?void 0:arguments[n])%256,e[n]=(n<0||arguments.length<=n?void 0:arguments[n])-t[n];var r=y(this.p,arguments.length,t,e);return a(r,e)}}]),n}();module.exports=s;
},{"../util/noise":"G4fX","../util/nd":"ZdOn"}],"VNNP":[function(require,module,exports) {
var e=require("./simplex/simplex1"),r=require("./simplex/simplex2"),i=require("./perlin/perlin1"),l=require("./perlin/perlin2"),p=require("./perlin/perlin3"),n=require("./perlin/perlin4"),u=require("./perlin/perlinN");module.exports={Simplex1:e,Simplex2:r,Perlin1:i,Perlin2:l,Perlin3:p,Perlin4:n,PerlinN:u};
},{"./simplex/simplex1":"zb74","./simplex/simplex2":"+tDv","./perlin/perlin1":"ddtU","./perlin/perlin2":"g1d2","./perlin/perlin3":"Vk8a","./perlin/perlin4":"x9bC","./perlin/perlinN":"lNIx"}],"S3PC":[function(require,module,exports) {
"use strict";module.exports=require("./lib");
},{"./lib":"VNNP"}],"lgAh":[function(require,module,exports) {
"use strict";var e=r(require("terrapaint")),n=r(require("../"));function r(e){return e&&e.__esModule?e:{default:e}}var t=n.default.Simplex2,a=Math.random(),i=new t(a);function o(e){return document.querySelector(e)}e.default.map(i.gen,{offset:!0,period:64,thisArg:i}).draw("#noise-canvas"),o("#gen-noise").addEventListener("click",function(){var n,r=o("#eval-str").value,t="\n    var n = this.gen.bind(this)\n    var f = this.octavate.bind(this)\n    var sin = Math.sin\n    var cos = Math.cos\n    var pow = Math.pow\n    var pi = Math.PI\n    var abs = Math.abs\n    var e = Math.E\n    return ".concat(r,"\n  ");try{n=new Function("x","y",t).bind(i)}catch(s){return void alert("\n      Something is wrong with the syntax of your function.\n      Please ensure all the parentheses are closed and that you're\n      using the correct functions and variable names.\n    ")}var a=i.transform(function(e,r){try{return n(e,r)}catch(s){throw alert("\n        Your function created a run-time error. Please ensure\n        the period of the noise function is greater than one\n        (ie. divide x and y by a value, like 4 or 16, before\n        passing it to n()).\n      "),new Error("Runtime error")}});e.default.map(a,{offset:!0,period:1,thisArg:i}).draw("#noise-canvas")});
},{"terrapaint":"g31k","../":"S3PC"}]},{},["lgAh"], null)
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