#include "./permute.hpp"


using util::noise::rand::permute;

// static permutation offsets. consists of numbers [0,255] in a randomised
// pattern. the exact arrangement is irrelevant.
const std::array<uint8_t,256> permute::PERMUTE = {
    148,  94, 173,  74, 199, 189, 102, 184, 149,  18, 177, 211,  16, 221, 252, 232,
     82, 104, 164, 196,  78,   4, 247,  11, 206, 176, 137,  45,  30, 118,  72,  59,
     39, 198, 158, 220, 213, 230, 197, 209, 145, 172, 188,  10, 214, 144, 241, 242,
     84, 128, 168, 229,  64,  32,  20, 249, 236, 194, 253, 183, 132,   6,  43,  96,
    181,  27, 127, 106,  63,  21, 134, 120, 170, 166,  93, 191,  70, 240,  46,  85,
     23,  56, 228,  28, 160,  67, 175, 161,  36,  61, 204,  71, 140, 103, 190,  66,
    100, 130, 192, 251, 174, 201,  79, 169, 231,  53,  48,  50, 119, 178,  87, 205,
    243, 165, 207,  13, 116, 235,  24, 224,  47,  81, 195, 218,  97,  83, 238, 227,
    113, 180,  33, 111, 126, 200, 153,   5, 146, 112, 179, 255, 250,  19,  92,  80,
    135, 222,  95,  22, 142,  40,  15, 107, 217,  41,  77, 110, 210, 246, 185,  54,
    163, 105, 114, 193, 215,  73, 150, 129, 208, 155, 171, 154, 115,   0,   8, 233,
    162, 138, 109, 157, 248,  26,  25, 244,  31,  62,  75,  35,  29,  60, 182, 156,
     55, 223, 125,  51,  76,  88,   9, 151, 117, 122,  38, 159, 124,  49,  44, 254,
    202, 147, 225, 219,  90, 234, 133, 212,  14,   7, 167,   2,  91,  68, 187, 216,
     65,  42,  69, 245, 123, 152,  89,  52,  37, 121, 143,   1,  57, 226,   3, 239,
     99,  98, 108, 186,  17, 139, 203,  58,  86, 131, 141, 136,  34, 101,  12, 237
};