| :: Read file "package.json" into variable string, removing line breaks. | |
| set string= | |
| for /f "delims=" %%x in (package.json) do set "string=!string!%%x" | |
| rem Remove quotes | |
| set string=%string:"=% | |
| rem Remove braces | |
| set "string=%string:~2,-2%" | |
| rem Change colon+space by equal-sign | |
| set "string=%string:: ==%" |
| --[[ | |
| Implemented as described here: | |
| http://flafla2.github.io/2014/08/09/perlinnoise.html | |
| ]]-- | |
| perlin = {} | |
| perlin.p = {} | |
| -- Hash lookup table as defined by Ken Perlin | |
| -- This is a randomly arranged array of all numbers from 0-255 inclusive |
| /* OpenSimplex Noise in C# | |
| * Ported from https://gist.github.com/KdotJPG/b1270127455a94ac5d19 | |
| * and heavily refactored to improve performance. */ | |
| using System; | |
| using System.Collections.Generic; | |
| using System.Linq; | |
| using System.Runtime.CompilerServices; | |
| namespace NoiseTest |
| /* | |
| * OpenSimplex Noise in Java. | |
| * by Kurt Spencer | |
| * | |
| * Tileable 3D version, preliminary release. | |
| * Could probably use further optimization. | |
| * | |
| * w6, h6, and d6 are each 1/6 of the repeating period. | |
| * for x, y, z respectively. If w6 = 2, h6 = 2, d6 = 2, | |
| * then the noise repeats in blocks of (0,0,0)->(12,12,12) |
| /** | |
| * K.jpg's OpenSimplex 2, smooth variant ("SuperSimplex") | |
| * | |
| * More language ports, as well as legacy 2014 OpenSimplex, can be found here: | |
| * https://github.com/KdotJPG/OpenSimplex2 | |
| */ | |
| public class OpenSimplex2S { | |
| private static final long PRIME_X = 0x5205402B9270C86FL; |
| public class Perlin { | |
| public int repeat; | |
| public Perlin(int repeat = -1) { | |
| this.repeat = repeat; | |
| } | |
| public double OctavePerlin(double x, double y, double z, int octaves, double persistence) { | |
| double total = 0; |
| public class Perlin { | |
| public static double OctavePerlin(double x, double y, double z, int octaves, double persistence) { | |
| double total = 0; | |
| double frequency = 1; | |
| double amplitude = 1; | |
| for(int i=0;i<octaves;i++) { | |
| total += perlin(x * frequency, y * frequency, z * frequency) * amplitude; | |
| amplitude *= persistence; |
Please consider using http://lygia.xyz instead of copy/pasting this functions. It expand suport for voronoi, voronoise, fbm, noise, worley, noise, derivatives and much more, through simple file dependencies. Take a look to https://github.com/patriciogonzalezvivo/lygia/tree/main/generative
float rand(float n){return fract(sin(n) * 43758.5453123);}
float noise(float p){
float fl = floor(p);
float fc = fract(p);
| Open the find/replace dialog. | |
| At the bottom will be some Search mode options. Select "Extended (\n \r \t \0 \x...)" | |
| In either the Find what or the Replace with field entries, you can use the following escapes: | |
| \n new line (LF) | |
| \r carriage return (CR) | |
| \t tab character | |
| \0 null character | |
| \xddd special character with code ddd |
| license: gpl-3.0 | |
| redirect: https://observablehq.com/@mbostock/best-candidate-circles |
