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authorHendrik Brucker <hendrik.brucker@mail.de>2022-03-20 14:53:45 +0100
committerHendrik Brucker <hendrik.brucker@mail.de>2022-03-20 14:53:45 +0100
commit2a55f10e8be2d3a9ffcbb57ab6dd278419c64b37 (patch)
tree90bf78ae0c5bfa29092398a0dd10ea2a304462ec /thirdparty/noise
parentc251ea01db289feb2f0b237eb3d865e28b0fa1cb (diff)
Add FastNoiseLite / general noise overhaul
- replace OpenSimplexNoise Co-authored-by: Cory Petkovsek <tinmanjuggernaut@users.noreply.github.com>
Diffstat (limited to 'thirdparty/noise')
-rw-r--r--thirdparty/noise/FastNoise-LICENSE22
-rw-r--r--thirdparty/noise/FastNoiseLite.h2589
-rw-r--r--thirdparty/noise/patches/FastNoiseLite.patch18
3 files changed, 2629 insertions, 0 deletions
diff --git a/thirdparty/noise/FastNoise-LICENSE b/thirdparty/noise/FastNoise-LICENSE
new file mode 100644
index 0000000000..dd6df2c160
--- /dev/null
+++ b/thirdparty/noise/FastNoise-LICENSE
@@ -0,0 +1,22 @@
+MIT License
+
+Copyright(c) 2020 Jordan Peck (jordan.me2@gmail.com)
+Copyright(c) 2020 Contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE. \ No newline at end of file
diff --git a/thirdparty/noise/FastNoiseLite.h b/thirdparty/noise/FastNoiseLite.h
new file mode 100644
index 0000000000..3db344c149
--- /dev/null
+++ b/thirdparty/noise/FastNoiseLite.h
@@ -0,0 +1,2589 @@
+// MIT License
+//
+// Copyright(c) 2020 Jordan Peck (jordan.me2@gmail.com)
+// Copyright(c) 2020 Contributors
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files(the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions :
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+// .'',;:cldxkO00KKXXNNWWWNNXKOkxdollcc::::::;:::ccllloooolllllllllooollc:,'... ...........',;cldxkO000Okxdlc::;;;,,;;;::cclllllll
+// ..',;:ldxO0KXXNNNNNNNNXXK0kxdolcc::::::;;;,,,,,,;;;;;;;;;;:::cclllllc:;'.... ...........',;:ldxO0KXXXK0Okxdolc::;;;;::cllodddddo
+// ...',:loxO0KXNNNNNXXKK0Okxdolc::;::::::::;;;,,'''''.....''',;:clllllc:;,'............''''''''',;:loxO0KXNNNNNXK0Okxdollccccllodxxxxxxd
+// ....';:ldkO0KXXXKK00Okxdolcc:;;;;;::cclllcc:;;,''..... ....',;clooddolcc:;;;;,,;;;;;::::;;;;;;:cloxk0KXNWWWWWWNXKK0Okxddoooddxxkkkkkxx
+// .....';:ldxkOOOOOkxxdolcc:;;;,,,;;:cllooooolcc:;'... ..,:codxkkkxddooollloooooooollcc:::::clodkO0KXNWWWWWWNNXK00Okxxxxxxxxkkkkxxx
+// . ....';:cloddddo___________,,,,;;:clooddddoolc:,... ..,:ldx__00OOOkkk___kkkkkkxxdollc::::cclodkO0KXXNNNNNNXXK0OOkxxxxxxxxxxxxddd
+// .......',;:cccc:| |,,,;;:cclooddddoll:;'.. ..';cox| \KKK000| |KK00OOkxdocc___;::clldxxkO0KKKKK00Okkxdddddddddddddddoo
+// .......'',,,,,''| ________|',,;;::cclloooooolc:;'......___:ldk| \KK000| |XKKK0Okxolc| |;;::cclodxxkkkkxxdoolllcclllooodddooooo
+// ''......''''....| | ....'',,,,;;;::cclloooollc:;,''.'| |oxk| \OOO0| |KKK00Oxdoll|___|;;;;;::ccllllllcc::;;,,;;;:cclloooooooo
+// ;;,''.......... | |_____',,;;;____:___cllo________.___| |___| \xkk| |KK_______ool___:::;________;;;_______...'',;;:ccclllloo
+// c:;,''......... | |:::/ ' |lo/ | | \dx| |0/ \d| |cc/ |'/ \......',,;;:ccllo
+// ol:;,'..........| _____|ll/ __ |o/ ______|____ ___| | \o| |/ ___ \| |o/ ______|/ ___ \ .......'',;:clo
+// dlc;,...........| |::clooo| / | |x\___ \KXKKK0| |dol| |\ \| | | | | |d\___ \..| | / / ....',:cl
+// xoc;'... .....'| |llodddd| \__| |_____\ \KKK0O| |lc:| |'\ | |___| | |_____\ \.| |_/___/... ...',;:c
+// dlc;'... ....',;| |oddddddo\ | |Okkx| |::;| |..\ |\ /| | | \ |... ....',;:c
+// ol:,'.......',:c|___|xxxddollc\_____,___|_________/ddoll|___|,,,|___|...\_____|:\ ______/l|___|_________/...\________|'........',;::cc
+// c:;'.......';:codxxkkkkxxolc::;::clodxkOO0OOkkxdollc::;;,,''''',,,,''''''''''',,'''''',;:loxkkOOkxol:;,'''',,;:ccllcc:;,'''''',;::ccll
+// ;,'.......',:codxkOO0OOkxdlc:;,,;;:cldxxkkxxdolc:;;,,''.....'',;;:::;;,,,'''''........,;cldkO0KK0Okdoc::;;::cloodddoolc:;;;;;::ccllooo
+// .........',;:lodxOO0000Okdoc:,,',,;:clloddoolc:;,''.......'',;:clooollc:;;,,''.......',:ldkOKXNNXX0Oxdolllloddxxxxxxdolccccccllooodddd
+// . .....';:cldxkO0000Okxol:;,''',,;::cccc:;,,'.......'',;:cldxxkkxxdolc:;;,'.......';coxOKXNWWWNXKOkxddddxxkkkkkkxdoollllooddxxxxkkk
+// ....',;:codxkO000OOxdoc:;,''',,,;;;;,''.......',,;:clodkO00000Okxolc::;,,''..',;:ldxOKXNWWWNNK0OkkkkkkkkkkkxxddooooodxxkOOOOO000
+// ....',;;clodxkkOOOkkdolc:;,,,,,,,,'..........,;:clodxkO0KKXKK0Okxdolcc::;;,,,;;:codkO0XXNNNNXKK0OOOOOkkkkxxdoollloodxkO0KKKXXXXX
+//
+// VERSION: 1.0.1
+// https://github.com/Auburn/FastNoise
+
+#ifndef FASTNOISELITE_H
+#define FASTNOISELITE_H
+
+#include <cmath>
+
+namespace fastnoiselite{
+
+class FastNoiseLite
+{
+public:
+ enum NoiseType
+ {
+ NoiseType_OpenSimplex2,
+ NoiseType_OpenSimplex2S,
+ NoiseType_Cellular,
+ NoiseType_Perlin,
+ NoiseType_ValueCubic,
+ NoiseType_Value
+ };
+
+ enum RotationType3D
+ {
+ RotationType3D_None,
+ RotationType3D_ImproveXYPlanes,
+ RotationType3D_ImproveXZPlanes
+ };
+
+ enum FractalType
+ {
+ FractalType_None,
+ FractalType_FBm,
+ FractalType_Ridged,
+ FractalType_PingPong,
+ FractalType_DomainWarpProgressive,
+ FractalType_DomainWarpIndependent
+ };
+
+ enum CellularDistanceFunction
+ {
+ CellularDistanceFunction_Euclidean,
+ CellularDistanceFunction_EuclideanSq,
+ CellularDistanceFunction_Manhattan,
+ CellularDistanceFunction_Hybrid
+ };
+
+ enum CellularReturnType
+ {
+ CellularReturnType_CellValue,
+ CellularReturnType_Distance,
+ CellularReturnType_Distance2,
+ CellularReturnType_Distance2Add,
+ CellularReturnType_Distance2Sub,
+ CellularReturnType_Distance2Mul,
+ CellularReturnType_Distance2Div
+ };
+
+ enum DomainWarpType
+ {
+ DomainWarpType_OpenSimplex2,
+ DomainWarpType_OpenSimplex2Reduced,
+ DomainWarpType_BasicGrid
+ };
+
+ /// <summary>
+ /// Create new FastNoise object with optional seed
+ /// </summary>
+ FastNoiseLite(int seed = 1337)
+ {
+ mSeed = seed;
+ mFrequency = 0.01f;
+ mNoiseType = NoiseType_OpenSimplex2;
+ mRotationType3D = RotationType3D_None;
+ mTransformType3D = TransformType3D_DefaultOpenSimplex2;
+
+ mFractalType = FractalType_None;
+ mOctaves = 3;
+ mLacunarity = 2.0f;
+ mGain = 0.5f;
+ mWeightedStrength = 0.0f;
+ mPingPongStrength = 2.0f;
+
+ mFractalBounding = 1 / 1.75f;
+
+ mCellularDistanceFunction = CellularDistanceFunction_EuclideanSq;
+ mCellularReturnType = CellularReturnType_Distance;
+ mCellularJitterModifier = 1.0f;
+
+ mDomainWarpType = DomainWarpType_OpenSimplex2;
+ mWarpTransformType3D = TransformType3D_DefaultOpenSimplex2;
+ mDomainWarpAmp = 1.0f;
+ }
+
+ /// <summary>
+ /// Sets seed used for all noise types
+ /// </summary>
+ /// <remarks>
+ /// Default: 1337
+ /// </remarks>
+ void SetSeed(int seed) { mSeed = seed; }
+
+ /// <summary>
+ /// Sets frequency for all noise types
+ /// </summary>
+ /// <remarks>
+ /// Default: 0.01
+ /// </remarks>
+ void SetFrequency(float frequency) { mFrequency = frequency; }
+
+ /// <summary>
+ /// Sets noise algorithm used for GetNoise(...)
+ /// </summary>
+ /// <remarks>
+ /// Default: OpenSimplex2
+ /// </remarks>
+ void SetNoiseType(NoiseType noiseType)
+ {
+ mNoiseType = noiseType;
+ UpdateTransformType3D();
+ }
+
+ /// <summary>
+ /// Sets domain rotation type for 3D Noise and 3D DomainWarp.
+ /// Can aid in reducing directional artifacts when sampling a 2D plane in 3D
+ /// </summary>
+ /// <remarks>
+ /// Default: None
+ /// </remarks>
+ void SetRotationType3D(RotationType3D rotationType3D)
+ {
+ mRotationType3D = rotationType3D;
+ UpdateTransformType3D();
+ UpdateWarpTransformType3D();
+ }
+
+ /// <summary>
+ /// Sets method for combining octaves in all fractal noise types
+ /// </summary>
+ /// <remarks>
+ /// Default: None
+ /// Note: FractalType_DomainWarp... only affects DomainWarp(...)
+ /// </remarks>
+ void SetFractalType(FractalType fractalType) { mFractalType = fractalType; }
+
+ /// <summary>
+ /// Sets octave count for all fractal noise types
+ /// </summary>
+ /// <remarks>
+ /// Default: 3
+ /// </remarks>
+ void SetFractalOctaves(int octaves)
+ {
+ mOctaves = octaves;
+ CalculateFractalBounding();
+ }
+
+ /// <summary>
+ /// Sets octave lacunarity for all fractal noise types
+ /// </summary>
+ /// <remarks>
+ /// Default: 2.0
+ /// </remarks>
+ void SetFractalLacunarity(float lacunarity) { mLacunarity = lacunarity; }
+
+ /// <summary>
+ /// Sets octave gain for all fractal noise types
+ /// </summary>
+ /// <remarks>
+ /// Default: 0.5
+ /// </remarks>
+ void SetFractalGain(float gain)
+ {
+ mGain = gain;
+ CalculateFractalBounding();
+ }
+
+ /// <summary>
+ /// Sets octave weighting for all none DomainWarp fratal types
+ /// </summary>
+ /// <remarks>
+ /// Default: 0.0
+ /// Note: Keep between 0...1 to maintain -1...1 output bounding
+ /// </remarks>
+ void SetFractalWeightedStrength(float weightedStrength) { mWeightedStrength = weightedStrength; }
+
+ /// <summary>
+ /// Sets strength of the fractal ping pong effect
+ /// </summary>
+ /// <remarks>
+ /// Default: 2.0
+ /// </remarks>
+ void SetFractalPingPongStrength(float pingPongStrength) { mPingPongStrength = pingPongStrength; }
+
+
+ /// <summary>
+ /// Sets distance function used in cellular noise calculations
+ /// </summary>
+ /// <remarks>
+ /// Default: Distance
+ /// </remarks>
+ void SetCellularDistanceFunction(CellularDistanceFunction cellularDistanceFunction) { mCellularDistanceFunction = cellularDistanceFunction; }
+
+ /// <summary>
+ /// Sets return type from cellular noise calculations
+ /// </summary>
+ /// <remarks>
+ /// Default: EuclideanSq
+ /// </remarks>
+ void SetCellularReturnType(CellularReturnType cellularReturnType) { mCellularReturnType = cellularReturnType; }
+
+ /// <summary>
+ /// Sets the maximum distance a cellular point can move from it's grid position
+ /// </summary>
+ /// <remarks>
+ /// Default: 1.0
+ /// Note: Setting this higher than 1 will cause artifacts
+ /// </remarks>
+ void SetCellularJitter(float cellularJitter) { mCellularJitterModifier = cellularJitter; }
+
+
+ /// <summary>
+ /// Sets the warp algorithm when using DomainWarp(...)
+ /// </summary>
+ /// <remarks>
+ /// Default: OpenSimplex2
+ /// </remarks>
+ void SetDomainWarpType(DomainWarpType domainWarpType)
+ {
+ mDomainWarpType = domainWarpType;
+ UpdateWarpTransformType3D();
+ }
+
+
+ /// <summary>
+ /// Sets the maximum warp distance from original position when using DomainWarp(...)
+ /// </summary>
+ /// <remarks>
+ /// Default: 1.0
+ /// </remarks>
+ void SetDomainWarpAmp(float domainWarpAmp) { mDomainWarpAmp = domainWarpAmp; }
+
+
+ /// <summary>
+ /// 2D noise at given position using current settings
+ /// </summary>
+ /// <returns>
+ /// Noise output bounded between -1...1
+ /// </returns>
+ template <typename FNfloat>
+ float GetNoise(FNfloat x, FNfloat y)
+ {
+ Arguments_must_be_floating_point_values<FNfloat>();
+
+ TransformNoiseCoordinate(x, y);
+
+ switch (mFractalType)
+ {
+ default:
+ return GenNoiseSingle(mSeed, x, y);
+ case FractalType_FBm:
+ return GenFractalFBm(x, y);
+ case FractalType_Ridged:
+ return GenFractalRidged(x, y);
+ case FractalType_PingPong:
+ return GenFractalPingPong(x, y);
+ }
+ }
+
+ /// <summary>
+ /// 3D noise at given position using current settings
+ /// </summary>
+ /// <returns>
+ /// Noise output bounded between -1...1
+ /// </returns>
+ template <typename FNfloat>
+ float GetNoise(FNfloat x, FNfloat y, FNfloat z)
+ {
+ Arguments_must_be_floating_point_values<FNfloat>();
+
+ TransformNoiseCoordinate(x, y, z);
+
+ switch (mFractalType)
+ {
+ default:
+ return GenNoiseSingle(mSeed, x, y, z);
+ case FractalType_FBm:
+ return GenFractalFBm(x, y, z);
+ case FractalType_Ridged:
+ return GenFractalRidged(x, y, z);
+ case FractalType_PingPong:
+ return GenFractalPingPong(x, y, z);
+ }
+ }
+
+
+ /// <summary>
+ /// 2D warps the input position using current domain warp settings
+ /// </summary>
+ /// <example>
+ /// Example usage with GetNoise
+ /// <code>DomainWarp(x, y)
+ /// noise = GetNoise(x, y)</code>
+ /// </example>
+ template <typename FNfloat>
+ void DomainWarp(FNfloat& x, FNfloat& y)
+ {
+ Arguments_must_be_floating_point_values<FNfloat>();
+
+ switch (mFractalType)
+ {
+ default:
+ DomainWarpSingle(x, y);
+ break;
+ case FractalType_DomainWarpProgressive:
+ DomainWarpFractalProgressive(x, y);
+ break;
+ case FractalType_DomainWarpIndependent:
+ DomainWarpFractalIndependent(x, y);
+ break;
+ }
+ }
+
+ /// <summary>
+ /// 3D warps the input position using current domain warp settings
+ /// </summary>
+ /// <example>
+ /// Example usage with GetNoise
+ /// <code>DomainWarp(x, y, z)
+ /// noise = GetNoise(x, y, z)</code>
+ /// </example>
+ template <typename FNfloat>
+ void DomainWarp(FNfloat& x, FNfloat& y, FNfloat& z)
+ {
+ Arguments_must_be_floating_point_values<FNfloat>();
+
+ switch (mFractalType)
+ {
+ default:
+ DomainWarpSingle(x, y, z);
+ break;
+ case FractalType_DomainWarpProgressive:
+ DomainWarpFractalProgressive(x, y, z);
+ break;
+ case FractalType_DomainWarpIndependent:
+ DomainWarpFractalIndependent(x, y, z);
+ break;
+ }
+ }
+
+private:
+ template <typename T>
+ struct Arguments_must_be_floating_point_values;
+
+ enum TransformType3D
+ {
+ TransformType3D_None,
+ TransformType3D_ImproveXYPlanes,
+ TransformType3D_ImproveXZPlanes,
+ TransformType3D_DefaultOpenSimplex2
+ };
+
+ int mSeed;
+ float mFrequency;
+ NoiseType mNoiseType;
+ RotationType3D mRotationType3D;
+ TransformType3D mTransformType3D;
+
+ FractalType mFractalType;
+ int mOctaves;
+ float mLacunarity;
+ float mGain;
+ float mWeightedStrength;
+ float mPingPongStrength;
+
+ float mFractalBounding;
+
+ CellularDistanceFunction mCellularDistanceFunction;
+ CellularReturnType mCellularReturnType;
+ float mCellularJitterModifier;
+
+ DomainWarpType mDomainWarpType;
+ TransformType3D mWarpTransformType3D;
+ float mDomainWarpAmp;
+
+
+ template <typename T>
+ struct Lookup
+ {
+ static const T Gradients2D[];
+ static const T Gradients3D[];
+ static const T RandVecs2D[];
+ static const T RandVecs3D[];
+ };
+
+ static float FastMin(float a, float b) { return a < b ? a : b; }
+
+ static float FastMax(float a, float b) { return a > b ? a : b; }
+
+ static float FastAbs(float f) { return f < 0 ? -f : f; }
+
+ static float FastSqrt(float f) { return sqrtf(f); }
+
+ template <typename FNfloat>
+ static int FastFloor(FNfloat f) { return f >= 0 ? (int)f : (int)f - 1; }
+
+ template <typename FNfloat>
+ static int FastRound(FNfloat f) { return f >= 0 ? (int)(f + 0.5f) : (int)(f - 0.5f); }
+
+ static float Lerp(float a, float b, float t) { return a + t * (b - a); }
+
+ static float InterpHermite(float t) { return t * t * (3 - 2 * t); }
+
+ static float InterpQuintic(float t) { return t * t * t * (t * (t * 6 - 15) + 10); }
+
+ static float CubicLerp(float a, float b, float c, float d, float t)
+ {
+ float p = (d - c) - (a - b);
+ return t * t * t * p + t * t * ((a - b) - p) + t * (c - a) + b;
+ }
+
+ static float PingPong(float t)
+ {
+ t -= (int)(t * 0.5f) * 2;
+ return t < 1 ? t : 2 - t;
+ }
+
+ void CalculateFractalBounding()
+ {
+ float gain = FastAbs(mGain);
+ float amp = gain;
+ float ampFractal = 1.0f;
+ for (int i = 1; i < mOctaves; i++)
+ {
+ ampFractal += amp;
+ amp *= gain;
+ }
+ mFractalBounding = 1 / ampFractal;
+ }
+
+ // Hashing
+ static const int PrimeX = 501125321;
+ static const int PrimeY = 1136930381;
+ static const int PrimeZ = 1720413743;
+
+ static int Hash(int seed, int xPrimed, int yPrimed)
+ {
+ int hash = seed ^ xPrimed ^ yPrimed;
+
+ hash *= 0x27d4eb2d;
+ return hash;
+ }
+
+
+ static int Hash(int seed, int xPrimed, int yPrimed, int zPrimed)
+ {
+ int hash = seed ^ xPrimed ^ yPrimed ^ zPrimed;
+
+ hash *= 0x27d4eb2d;
+ return hash;
+ }
+
+
+ static float ValCoord(int seed, int xPrimed, int yPrimed)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed);
+
+ hash *= hash;
+ hash ^= hash << 19;
+ return hash * (1 / 2147483648.0f);
+ }
+
+
+ static float ValCoord(int seed, int xPrimed, int yPrimed, int zPrimed)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed, zPrimed);
+
+ hash *= hash;
+ hash ^= hash << 19;
+ return hash * (1 / 2147483648.0f);
+ }
+
+
+ float GradCoord(int seed, int xPrimed, int yPrimed, float xd, float yd)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed);
+ hash ^= hash >> 15;
+ hash &= 127 << 1;
+
+ float xg = Lookup<float>::Gradients2D[hash];
+ float yg = Lookup<float>::Gradients2D[hash | 1];
+
+ return xd * xg + yd * yg;
+ }
+
+
+ float GradCoord(int seed, int xPrimed, int yPrimed, int zPrimed, float xd, float yd, float zd)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed, zPrimed);
+ hash ^= hash >> 15;
+ hash &= 63 << 2;
+
+ float xg = Lookup<float>::Gradients3D[hash];
+ float yg = Lookup<float>::Gradients3D[hash | 1];
+ float zg = Lookup<float>::Gradients3D[hash | 2];
+
+ return xd * xg + yd * yg + zd * zg;
+ }
+
+
+ void GradCoordOut(int seed, int xPrimed, int yPrimed, float& xo, float& yo)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed) & (255 << 1);
+
+ xo = Lookup<float>::RandVecs2D[hash];
+ yo = Lookup<float>::RandVecs2D[hash | 1];
+ }
+
+
+ void GradCoordOut(int seed, int xPrimed, int yPrimed, int zPrimed, float& xo, float& yo, float& zo)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed, zPrimed) & (255 << 2);
+
+ xo = Lookup<float>::RandVecs3D[hash];
+ yo = Lookup<float>::RandVecs3D[hash | 1];
+ zo = Lookup<float>::RandVecs3D[hash | 2];
+ }
+
+
+ void GradCoordDual(int seed, int xPrimed, int yPrimed, float xd, float yd, float& xo, float& yo)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed);
+ int index1 = hash & (127 << 1);
+ int index2 = (hash >> 7) & (255 << 1);
+
+ float xg = Lookup<float>::Gradients2D[index1];
+ float yg = Lookup<float>::Gradients2D[index1 | 1];
+ float value = xd * xg + yd * yg;
+
+ float xgo = Lookup<float>::RandVecs2D[index2];
+ float ygo = Lookup<float>::RandVecs2D[index2 | 1];
+
+ xo = value * xgo;
+ yo = value * ygo;
+ }
+
+
+ void GradCoordDual(int seed, int xPrimed, int yPrimed, int zPrimed, float xd, float yd, float zd, float& xo, float& yo, float& zo)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed, zPrimed);
+ int index1 = hash & (63 << 2);
+ int index2 = (hash >> 6) & (255 << 2);
+
+ float xg = Lookup<float>::Gradients3D[index1];
+ float yg = Lookup<float>::Gradients3D[index1 | 1];
+ float zg = Lookup<float>::Gradients3D[index1 | 2];
+ float value = xd * xg + yd * yg + zd * zg;
+
+ float xgo = Lookup<float>::RandVecs3D[index2];
+ float ygo = Lookup<float>::RandVecs3D[index2 | 1];
+ float zgo = Lookup<float>::RandVecs3D[index2 | 2];
+
+ xo = value * xgo;
+ yo = value * ygo;
+ zo = value * zgo;
+ }
+
+
+ // Generic noise gen
+
+ template <typename FNfloat>
+ float GenNoiseSingle(int seed, FNfloat x, FNfloat y)
+ {
+ switch (mNoiseType)
+ {
+ case NoiseType_OpenSimplex2:
+ return SingleSimplex(seed, x, y);
+ case NoiseType_OpenSimplex2S:
+ return SingleOpenSimplex2S(seed, x, y);
+ case NoiseType_Cellular:
+ return SingleCellular(seed, x, y);
+ case NoiseType_Perlin:
+ return SinglePerlin(seed, x, y);
+ case NoiseType_ValueCubic:
+ return SingleValueCubic(seed, x, y);
+ case NoiseType_Value:
+ return SingleValue(seed, x, y);
+ default:
+ return 0;
+ }
+ }
+
+ template <typename FNfloat>
+ float GenNoiseSingle(int seed, FNfloat x, FNfloat y, FNfloat z)
+ {
+ switch (mNoiseType)
+ {
+ case NoiseType_OpenSimplex2:
+ return SingleOpenSimplex2(seed, x, y, z);
+ case NoiseType_OpenSimplex2S:
+ return SingleOpenSimplex2S(seed, x, y, z);
+ case NoiseType_Cellular:
+ return SingleCellular(seed, x, y, z);
+ case NoiseType_Perlin:
+ return SinglePerlin(seed, x, y, z);
+ case NoiseType_ValueCubic:
+ return SingleValueCubic(seed, x, y, z);
+ case NoiseType_Value:
+ return SingleValue(seed, x, y, z);
+ default:
+ return 0;
+ }
+ }
+
+
+ // Noise Coordinate Transforms (frequency, and possible skew or rotation)
+
+ template <typename FNfloat>
+ void TransformNoiseCoordinate(FNfloat& x, FNfloat& y)
+ {
+ x *= mFrequency;
+ y *= mFrequency;
+
+ switch (mNoiseType)
+ {
+ case NoiseType_OpenSimplex2:
+ case NoiseType_OpenSimplex2S:
+ {
+ const FNfloat SQRT3 = (FNfloat)1.7320508075688772935274463415059;
+ const FNfloat F2 = 0.5f * (SQRT3 - 1);
+ FNfloat t = (x + y) * F2;
+ x += t;
+ y += t;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ template <typename FNfloat>
+ void TransformNoiseCoordinate(FNfloat& x, FNfloat& y, FNfloat& z)
+ {
+ x *= mFrequency;
+ y *= mFrequency;
+ z *= mFrequency;
+
+ switch (mTransformType3D)
+ {
+ case TransformType3D_ImproveXYPlanes:
+ {
+ FNfloat xy = x + y;
+ FNfloat s2 = xy * -(FNfloat)0.211324865405187;
+ z *= (FNfloat)0.577350269189626;
+ x += s2 - z;
+ y = y + s2 - z;
+ z += xy * (FNfloat)0.577350269189626;
+ }
+ break;
+ case TransformType3D_ImproveXZPlanes:
+ {
+ FNfloat xz = x + z;
+ FNfloat s2 = xz * -(FNfloat)0.211324865405187;
+ y *= (FNfloat)0.577350269189626;
+ x += s2 - y;
+ z += s2 - y;
+ y += xz * (FNfloat)0.577350269189626;
+ }
+ break;
+ case TransformType3D_DefaultOpenSimplex2:
+ {
+ const FNfloat R3 = (FNfloat)(2.0 / 3.0);
+ FNfloat r = (x + y + z) * R3; // Rotation, not skew
+ x = r - x;
+ y = r - y;
+ z = r - z;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ void UpdateTransformType3D()
+ {
+ switch (mRotationType3D)
+ {
+ case RotationType3D_ImproveXYPlanes:
+ mTransformType3D = TransformType3D_ImproveXYPlanes;
+ break;
+ case RotationType3D_ImproveXZPlanes:
+ mTransformType3D = TransformType3D_ImproveXZPlanes;
+ break;
+ default:
+ switch (mNoiseType)
+ {
+ case NoiseType_OpenSimplex2:
+ case NoiseType_OpenSimplex2S:
+ mTransformType3D = TransformType3D_DefaultOpenSimplex2;
+ break;
+ default:
+ mTransformType3D = TransformType3D_None;
+ break;
+ }
+ break;
+ }
+ }
+
+
+ // Domain Warp Coordinate Transforms
+
+ template <typename FNfloat>
+ void TransformDomainWarpCoordinate(FNfloat& x, FNfloat& y)
+ {
+ switch (mDomainWarpType)
+ {
+ case DomainWarpType_OpenSimplex2:
+ case DomainWarpType_OpenSimplex2Reduced:
+ {
+ const FNfloat SQRT3 = (FNfloat)1.7320508075688772935274463415059;
+ const FNfloat F2 = 0.5f * (SQRT3 - 1);
+ FNfloat t = (x + y) * F2;
+ x += t;
+ y += t;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ template <typename FNfloat>
+ void TransformDomainWarpCoordinate(FNfloat& x, FNfloat& y, FNfloat& z)
+ {
+ switch (mWarpTransformType3D)
+ {
+ case TransformType3D_ImproveXYPlanes:
+ {
+ FNfloat xy = x + y;
+ FNfloat s2 = xy * -(FNfloat)0.211324865405187;
+ z *= (FNfloat)0.577350269189626;
+ x += s2 - z;
+ y = y + s2 - z;
+ z += xy * (FNfloat)0.577350269189626;
+ }
+ break;
+ case TransformType3D_ImproveXZPlanes:
+ {
+ FNfloat xz = x + z;
+ FNfloat s2 = xz * -(FNfloat)0.211324865405187;
+ y *= (FNfloat)0.577350269189626;
+ x += s2 - y;
+ z += s2 - y;
+ y += xz * (FNfloat)0.577350269189626;
+ }
+ break;
+ case TransformType3D_DefaultOpenSimplex2:
+ {
+ const FNfloat R3 = (FNfloat)(2.0 / 3.0);
+ FNfloat r = (x + y + z) * R3; // Rotation, not skew
+ x = r - x;
+ y = r - y;
+ z = r - z;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ void UpdateWarpTransformType3D()
+ {
+ switch (mRotationType3D)
+ {
+ case RotationType3D_ImproveXYPlanes:
+ mWarpTransformType3D = TransformType3D_ImproveXYPlanes;
+ break;
+ case RotationType3D_ImproveXZPlanes:
+ mWarpTransformType3D = TransformType3D_ImproveXZPlanes;
+ break;
+ default:
+ switch (mDomainWarpType)
+ {
+ case DomainWarpType_OpenSimplex2:
+ case DomainWarpType_OpenSimplex2Reduced:
+ mWarpTransformType3D = TransformType3D_DefaultOpenSimplex2;
+ break;
+ default:
+ mWarpTransformType3D = TransformType3D_None;
+ break;
+ }
+ break;
+ }
+ }
+
+
+ // Fractal FBm
+
+ template <typename FNfloat>
+ float GenFractalFBm(FNfloat x, FNfloat y)
+ {
+ int seed = mSeed;
+ float sum = 0;
+ float amp = mFractalBounding;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ float noise = GenNoiseSingle(seed++, x, y);
+ sum += noise * amp;
+ amp *= Lerp(1.0f, FastMin(noise + 1, 2) * 0.5f, mWeightedStrength);
+
+ x *= mLacunarity;
+ y *= mLacunarity;
+ amp *= mGain;
+ }
+
+ return sum;
+ }
+
+ template <typename FNfloat>
+ float GenFractalFBm(FNfloat x, FNfloat y, FNfloat z)
+ {
+ int seed = mSeed;
+ float sum = 0;
+ float amp = mFractalBounding;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ float noise = GenNoiseSingle(seed++, x, y, z);
+ sum += noise * amp;
+ amp *= Lerp(1.0f, (noise + 1) * 0.5f, mWeightedStrength);
+
+ x *= mLacunarity;
+ y *= mLacunarity;
+ z *= mLacunarity;
+ amp *= mGain;
+ }
+
+ return sum;
+ }
+
+
+ // Fractal Ridged
+
+ template <typename FNfloat>
+ float GenFractalRidged(FNfloat x, FNfloat y)
+ {
+ int seed = mSeed;
+ float sum = 0;
+ float amp = mFractalBounding;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ float noise = FastAbs(GenNoiseSingle(seed++, x, y));
+ sum += (noise * -2 + 1) * amp;
+ amp *= Lerp(1.0f, 1 - noise, mWeightedStrength);
+
+ x *= mLacunarity;
+ y *= mLacunarity;
+ amp *= mGain;
+ }
+
+ return sum;
+ }
+
+ template <typename FNfloat>
+ float GenFractalRidged(FNfloat x, FNfloat y, FNfloat z)
+ {
+ int seed = mSeed;
+ float sum = 0;
+ float amp = mFractalBounding;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ float noise = FastAbs(GenNoiseSingle(seed++, x, y, z));
+ sum += (noise * -2 + 1) * amp;
+ amp *= Lerp(1.0f, 1 - noise, mWeightedStrength);
+
+ x *= mLacunarity;
+ y *= mLacunarity;
+ z *= mLacunarity;
+ amp *= mGain;
+ }
+
+ return sum;
+ }
+
+
+ // Fractal PingPong
+
+ template <typename FNfloat>
+ float GenFractalPingPong(FNfloat x, FNfloat y)
+ {
+ int seed = mSeed;
+ float sum = 0;
+ float amp = mFractalBounding;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ float noise = PingPong((GenNoiseSingle(seed++, x, y) + 1) * mPingPongStrength);
+ sum += (noise - 0.5f) * 2 * amp;
+ amp *= Lerp(1.0f, noise, mWeightedStrength);
+
+ x *= mLacunarity;
+ y *= mLacunarity;
+ amp *= mGain;
+ }
+
+ return sum;
+ }
+
+ template <typename FNfloat>
+ float GenFractalPingPong(FNfloat x, FNfloat y, FNfloat z)
+ {
+ int seed = mSeed;
+ float sum = 0;
+ float amp = mFractalBounding;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ float noise = PingPong((GenNoiseSingle(seed++, x, y, z) + 1) * mPingPongStrength);
+ sum += (noise - 0.5f) * 2 * amp;
+ amp *= Lerp(1.0f, noise, mWeightedStrength);
+
+ x *= mLacunarity;
+ y *= mLacunarity;
+ z *= mLacunarity;
+ amp *= mGain;
+ }
+
+ return sum;
+ }
+
+
+ // Simplex/OpenSimplex2 Noise
+
+ template <typename FNfloat>
+ float SingleSimplex(int seed, FNfloat x, FNfloat y)
+ {
+ // 2D OpenSimplex2 case uses the same algorithm as ordinary Simplex.
+
+ const float SQRT3 = 1.7320508075688772935274463415059f;
+ const float G2 = (3 - SQRT3) / 6;
+
+ /*
+ * --- Skew moved to TransformNoiseCoordinate method ---
+ * const FNfloat F2 = 0.5f * (SQRT3 - 1);
+ * FNfloat s = (x + y) * F2;
+ * x += s; y += s;
+ */
+
+ int i = FastFloor(x);
+ int j = FastFloor(y);
+ float xi = (float)(x - i);
+ float yi = (float)(y - j);
+
+ float t = (xi + yi) * G2;
+ float x0 = (float)(xi - t);
+ float y0 = (float)(yi - t);
+
+ i *= PrimeX;
+ j *= PrimeY;
+
+ float n0, n1, n2;
+
+ float a = 0.5f - x0 * x0 - y0 * y0;
+ if (a <= 0) n0 = 0;
+ else
+ {
+ n0 = (a * a) * (a * a) * GradCoord(seed, i, j, x0, y0);
+ }
+
+ float c = (float)(2 * (1 - 2 * G2) * (1 / G2 - 2)) * t + ((float)(-2 * (1 - 2 * G2) * (1 - 2 * G2)) + a);
+ if (c <= 0) n2 = 0;
+ else
+ {
+ float x2 = x0 + (2 * (float)G2 - 1);
+ float y2 = y0 + (2 * (float)G2 - 1);
+ n2 = (c * c) * (c * c) * GradCoord(seed, i + PrimeX, j + PrimeY, x2, y2);
+ }
+
+ if (y0 > x0)
+ {
+ float x1 = x0 + (float)G2;
+ float y1 = y0 + ((float)G2 - 1);
+ float b = 0.5f - x1 * x1 - y1 * y1;
+ if (b <= 0) n1 = 0;
+ else
+ {
+ n1 = (b * b) * (b * b) * GradCoord(seed, i, j + PrimeY, x1, y1);
+ }
+ }
+ else
+ {
+ float x1 = x0 + ((float)G2 - 1);
+ float y1 = y0 + (float)G2;
+ float b = 0.5f - x1 * x1 - y1 * y1;
+ if (b <= 0) n1 = 0;
+ else
+ {
+ n1 = (b * b) * (b * b) * GradCoord(seed, i + PrimeX, j, x1, y1);
+ }
+ }
+
+ return (n0 + n1 + n2) * 99.83685446303647f;
+ }
+
+ template <typename FNfloat>
+ float SingleOpenSimplex2(int seed, FNfloat x, FNfloat y, FNfloat z)
+ {
+ // 3D OpenSimplex2 case uses two offset rotated cube grids.
+
+ /*
+ * --- Rotation moved to TransformNoiseCoordinate method ---
+ * const FNfloat R3 = (FNfloat)(2.0 / 3.0);
+ * FNfloat r = (x + y + z) * R3; // Rotation, not skew
+ * x = r - x; y = r - y; z = r - z;
+ */
+
+ int i = FastRound(x);
+ int j = FastRound(y);
+ int k = FastRound(z);
+ float x0 = (float)(x - i);
+ float y0 = (float)(y - j);
+ float z0 = (float)(z - k);
+
+ int xNSign = (int)(-1.0f - x0) | 1;
+ int yNSign = (int)(-1.0f - y0) | 1;
+ int zNSign = (int)(-1.0f - z0) | 1;
+
+ float ax0 = xNSign * -x0;
+ float ay0 = yNSign * -y0;
+ float az0 = zNSign * -z0;
+
+ i *= PrimeX;
+ j *= PrimeY;
+ k *= PrimeZ;
+
+ float value = 0;
+ float a = (0.6f - x0 * x0) - (y0 * y0 + z0 * z0);
+
+ for (int l = 0; ; l++)
+ {
+ if (a > 0)
+ {
+ value += (a * a) * (a * a) * GradCoord(seed, i, j, k, x0, y0, z0);
+ }
+
+ float b = a + 1;
+ int i1 = i;
+ int j1 = j;
+ int k1 = k;
+ float x1 = x0;
+ float y1 = y0;
+ float z1 = z0;
+
+ if (ax0 >= ay0 && ax0 >= az0)
+ {
+ x1 += xNSign;
+ b -= xNSign * 2 * x1;
+ i1 -= xNSign * PrimeX;
+ }
+ else if (ay0 > ax0 && ay0 >= az0)
+ {
+ y1 += yNSign;
+ b -= yNSign * 2 * y1;
+ j1 -= yNSign * PrimeY;
+ }
+ else
+ {
+ z1 += zNSign;
+ b -= zNSign * 2 * z1;
+ k1 -= zNSign * PrimeZ;
+ }
+
+ if (b > 0)
+ {
+ value += (b * b) * (b * b) * GradCoord(seed, i1, j1, k1, x1, y1, z1);
+ }
+
+ if (l == 1) break;
+
+ ax0 = 0.5f - ax0;
+ ay0 = 0.5f - ay0;
+ az0 = 0.5f - az0;
+
+ x0 = xNSign * ax0;
+ y0 = yNSign * ay0;
+ z0 = zNSign * az0;
+
+ a += (0.75f - ax0) - (ay0 + az0);
+
+ i += (xNSign >> 1) & PrimeX;
+ j += (yNSign >> 1) & PrimeY;
+ k += (zNSign >> 1) & PrimeZ;
+
+ xNSign = -xNSign;
+ yNSign = -yNSign;
+ zNSign = -zNSign;
+
+ seed = ~seed;
+ }
+
+ return value * 32.69428253173828125f;
+ }
+
+
+ // OpenSimplex2S Noise
+
+ template <typename FNfloat>
+ float SingleOpenSimplex2S(int seed, FNfloat x, FNfloat y)
+ {
+ // 2D OpenSimplex2S case is a modified 2D simplex noise.
+
+ const FNfloat SQRT3 = (FNfloat)1.7320508075688772935274463415059;
+ const FNfloat G2 = (3 - SQRT3) / 6;
+
+ /*
+ * --- Skew moved to TransformNoiseCoordinate method ---
+ * const FNfloat F2 = 0.5f * (SQRT3 - 1);
+ * FNfloat s = (x + y) * F2;
+ * x += s; y += s;
+ */
+
+ int i = FastFloor(x);
+ int j = FastFloor(y);
+ float xi = (float)(x - i);
+ float yi = (float)(y - j);
+
+ i *= PrimeX;
+ j *= PrimeY;
+ int i1 = i + PrimeX;
+ int j1 = j + PrimeY;
+
+ float t = (xi + yi) * (float)G2;
+ float x0 = xi - t;
+ float y0 = yi - t;
+
+ float a0 = (2.0f / 3.0f) - x0 * x0 - y0 * y0;
+ float value = (a0 * a0) * (a0 * a0) * GradCoord(seed, i, j, x0, y0);
+
+ float a1 = (float)(2 * (1 - 2 * G2) * (1 / G2 - 2)) * t + ((float)(-2 * (1 - 2 * G2) * (1 - 2 * G2)) + a0);
+ float x1 = x0 - (float)(1 - 2 * G2);
+ float y1 = y0 - (float)(1 - 2 * G2);
+ value += (a1 * a1) * (a1 * a1) * GradCoord(seed, i1, j1, x1, y1);
+
+ // Nested conditionals were faster than compact bit logic/arithmetic.
+ float xmyi = xi - yi;
+ if (t > G2)
+ {
+ if (xi + xmyi > 1)
+ {
+ float x2 = x0 + (float)(3 * G2 - 2);
+ float y2 = y0 + (float)(3 * G2 - 1);
+ float a2 = (2.0f / 3.0f) - x2 * x2 - y2 * y2;
+ if (a2 > 0)
+ {
+ value += (a2 * a2) * (a2 * a2) * GradCoord(seed, i + (PrimeX << 1), j + PrimeY, x2, y2);
+ }
+ }
+ else
+ {
+ float x2 = x0 + (float)G2;
+ float y2 = y0 + (float)(G2 - 1);
+ float a2 = (2.0f / 3.0f) - x2 * x2 - y2 * y2;
+ if (a2 > 0)
+ {
+ value += (a2 * a2) * (a2 * a2) * GradCoord(seed, i, j + PrimeY, x2, y2);
+ }
+ }
+
+ if (yi - xmyi > 1)
+ {
+ float x3 = x0 + (float)(3 * G2 - 1);
+ float y3 = y0 + (float)(3 * G2 - 2);
+ float a3 = (2.0f / 3.0f) - x3 * x3 - y3 * y3;
+ if (a3 > 0)
+ {
+ value += (a3 * a3) * (a3 * a3) * GradCoord(seed, i + PrimeX, j + (PrimeY << 1), x3, y3);
+ }
+ }
+ else
+ {
+ float x3 = x0 + (float)(G2 - 1);
+ float y3 = y0 + (float)G2;
+ float a3 = (2.0f / 3.0f) - x3 * x3 - y3 * y3;
+ if (a3 > 0)
+ {
+ value += (a3 * a3) * (a3 * a3) * GradCoord(seed, i + PrimeX, j, x3, y3);
+ }
+ }
+ }
+ else
+ {
+ if (xi + xmyi < 0)
+ {
+ float x2 = x0 + (float)(1 - G2);
+ float y2 = y0 - (float)G2;
+ float a2 = (2.0f / 3.0f) - x2 * x2 - y2 * y2;
+ if (a2 > 0)
+ {
+ value += (a2 * a2) * (a2 * a2) * GradCoord(seed, i - PrimeX, j, x2, y2);
+ }
+ }
+ else
+ {
+ float x2 = x0 + (float)(G2 - 1);
+ float y2 = y0 + (float)G2;
+ float a2 = (2.0f / 3.0f) - x2 * x2 - y2 * y2;
+ if (a2 > 0)
+ {
+ value += (a2 * a2) * (a2 * a2) * GradCoord(seed, i + PrimeX, j, x2, y2);
+ }
+ }
+
+ if (yi < xmyi)
+ {
+ float x2 = x0 - (float)G2;
+ float y2 = y0 - (float)(G2 - 1);
+ float a2 = (2.0f / 3.0f) - x2 * x2 - y2 * y2;
+ if (a2 > 0)
+ {
+ value += (a2 * a2) * (a2 * a2) * GradCoord(seed, i, j - PrimeY, x2, y2);
+ }
+ }
+ else
+ {
+ float x2 = x0 + (float)G2;
+ float y2 = y0 + (float)(G2 - 1);
+ float a2 = (2.0f / 3.0f) - x2 * x2 - y2 * y2;
+ if (a2 > 0)
+ {
+ value += (a2 * a2) * (a2 * a2) * GradCoord(seed, i, j + PrimeY, x2, y2);
+ }
+ }
+ }
+
+ return value * 18.24196194486065f;
+ }
+
+ template <typename FNfloat>
+ float SingleOpenSimplex2S(int seed, FNfloat x, FNfloat y, FNfloat z)
+ {
+ // 3D OpenSimplex2S case uses two offset rotated cube grids.
+
+ /*
+ * --- Rotation moved to TransformNoiseCoordinate method ---
+ * const FNfloat R3 = (FNfloat)(2.0 / 3.0);
+ * FNfloat r = (x + y + z) * R3; // Rotation, not skew
+ * x = r - x; y = r - y; z = r - z;
+ */
+
+ int i = FastFloor(x);
+ int j = FastFloor(y);
+ int k = FastFloor(z);
+ float xi = (float)(x - i);
+ float yi = (float)(y - j);
+ float zi = (float)(z - k);
+
+ i *= PrimeX;
+ j *= PrimeY;
+ k *= PrimeZ;
+ int seed2 = seed + 1293373;
+
+ int xNMask = (int)(-0.5f - xi);
+ int yNMask = (int)(-0.5f - yi);
+ int zNMask = (int)(-0.5f - zi);
+
+ float x0 = xi + xNMask;
+ float y0 = yi + yNMask;
+ float z0 = zi + zNMask;
+ float a0 = 0.75f - x0 * x0 - y0 * y0 - z0 * z0;
+ float value = (a0 * a0) * (a0 * a0) * GradCoord(seed,
+ i + (xNMask & PrimeX), j + (yNMask & PrimeY), k + (zNMask & PrimeZ), x0, y0, z0);
+
+ float x1 = xi - 0.5f;
+ float y1 = yi - 0.5f;
+ float z1 = zi - 0.5f;
+ float a1 = 0.75f - x1 * x1 - y1 * y1 - z1 * z1;
+ value += (a1 * a1) * (a1 * a1) * GradCoord(seed2,
+ i + PrimeX, j + PrimeY, k + PrimeZ, x1, y1, z1);
+
+ float xAFlipMask0 = ((xNMask | 1) << 1) * x1;
+ float yAFlipMask0 = ((yNMask | 1) << 1) * y1;
+ float zAFlipMask0 = ((zNMask | 1) << 1) * z1;
+ float xAFlipMask1 = (-2 - (xNMask << 2)) * x1 - 1.0f;
+ float yAFlipMask1 = (-2 - (yNMask << 2)) * y1 - 1.0f;
+ float zAFlipMask1 = (-2 - (zNMask << 2)) * z1 - 1.0f;
+
+ bool skip5 = false;
+ float a2 = xAFlipMask0 + a0;
+ if (a2 > 0)
+ {
+ float x2 = x0 - (xNMask | 1);
+ float y2 = y0;
+ float z2 = z0;
+ value += (a2 * a2) * (a2 * a2) * GradCoord(seed,
+ i + (~xNMask & PrimeX), j + (yNMask & PrimeY), k + (zNMask & PrimeZ), x2, y2, z2);
+ }
+ else
+ {
+ float a3 = yAFlipMask0 + zAFlipMask0 + a0;
+ if (a3 > 0)
+ {
+ float x3 = x0;
+ float y3 = y0 - (yNMask | 1);
+ float z3 = z0 - (zNMask | 1);
+ value += (a3 * a3) * (a3 * a3) * GradCoord(seed,
+ i + (xNMask & PrimeX), j + (~yNMask & PrimeY), k + (~zNMask & PrimeZ), x3, y3, z3);
+ }
+
+ float a4 = xAFlipMask1 + a1;
+ if (a4 > 0)
+ {
+ float x4 = (xNMask | 1) + x1;
+ float y4 = y1;
+ float z4 = z1;
+ value += (a4 * a4) * (a4 * a4) * GradCoord(seed2,
+ i + (xNMask & (PrimeX * 2)), j + PrimeY, k + PrimeZ, x4, y4, z4);
+ skip5 = true;
+ }
+ }
+
+ bool skip9 = false;
+ float a6 = yAFlipMask0 + a0;
+ if (a6 > 0)
+ {
+ float x6 = x0;
+ float y6 = y0 - (yNMask | 1);
+ float z6 = z0;
+ value += (a6 * a6) * (a6 * a6) * GradCoord(seed,
+ i + (xNMask & PrimeX), j + (~yNMask & PrimeY), k + (zNMask & PrimeZ), x6, y6, z6);
+ }
+ else
+ {
+ float a7 = xAFlipMask0 + zAFlipMask0 + a0;
+ if (a7 > 0)
+ {
+ float x7 = x0 - (xNMask | 1);
+ float y7 = y0;
+ float z7 = z0 - (zNMask | 1);
+ value += (a7 * a7) * (a7 * a7) * GradCoord(seed,
+ i + (~xNMask & PrimeX), j + (yNMask & PrimeY), k + (~zNMask & PrimeZ), x7, y7, z7);
+ }
+
+ float a8 = yAFlipMask1 + a1;
+ if (a8 > 0)
+ {
+ float x8 = x1;
+ float y8 = (yNMask | 1) + y1;
+ float z8 = z1;
+ value += (a8 * a8) * (a8 * a8) * GradCoord(seed2,
+ i + PrimeX, j + (yNMask & (PrimeY << 1)), k + PrimeZ, x8, y8, z8);
+ skip9 = true;
+ }
+ }
+
+ bool skipD = false;
+ float aA = zAFlipMask0 + a0;
+ if (aA > 0)
+ {
+ float xA = x0;
+ float yA = y0;
+ float zA = z0 - (zNMask | 1);
+ value += (aA * aA) * (aA * aA) * GradCoord(seed,
+ i + (xNMask & PrimeX), j + (yNMask & PrimeY), k + (~zNMask & PrimeZ), xA, yA, zA);
+ }
+ else
+ {
+ float aB = xAFlipMask0 + yAFlipMask0 + a0;
+ if (aB > 0)
+ {
+ float xB = x0 - (xNMask | 1);
+ float yB = y0 - (yNMask | 1);
+ float zB = z0;
+ value += (aB * aB) * (aB * aB) * GradCoord(seed,
+ i + (~xNMask & PrimeX), j + (~yNMask & PrimeY), k + (zNMask & PrimeZ), xB, yB, zB);
+ }
+
+ float aC = zAFlipMask1 + a1;
+ if (aC > 0)
+ {
+ float xC = x1;
+ float yC = y1;
+ float zC = (zNMask | 1) + z1;
+ value += (aC * aC) * (aC * aC) * GradCoord(seed2,
+ i + PrimeX, j + PrimeY, k + (zNMask & (PrimeZ << 1)), xC, yC, zC);
+ skipD = true;
+ }
+ }
+
+ if (!skip5)
+ {
+ float a5 = yAFlipMask1 + zAFlipMask1 + a1;
+ if (a5 > 0)
+ {
+ float x5 = x1;
+ float y5 = (yNMask | 1) + y1;
+ float z5 = (zNMask | 1) + z1;
+ value += (a5 * a5) * (a5 * a5) * GradCoord(seed2,
+ i + PrimeX, j + (yNMask & (PrimeY << 1)), k + (zNMask & (PrimeZ << 1)), x5, y5, z5);
+ }
+ }
+
+ if (!skip9)
+ {
+ float a9 = xAFlipMask1 + zAFlipMask1 + a1;
+ if (a9 > 0)
+ {
+ float x9 = (xNMask | 1) + x1;
+ float y9 = y1;
+ float z9 = (zNMask | 1) + z1;
+ value += (a9 * a9) * (a9 * a9) * GradCoord(seed2,
+ i + (xNMask & (PrimeX * 2)), j + PrimeY, k + (zNMask & (PrimeZ << 1)), x9, y9, z9);
+ }
+ }
+
+ if (!skipD)
+ {
+ float aD = xAFlipMask1 + yAFlipMask1 + a1;
+ if (aD > 0)
+ {
+ float xD = (xNMask | 1) + x1;
+ float yD = (yNMask | 1) + y1;
+ float zD = z1;
+ value += (aD * aD) * (aD * aD) * GradCoord(seed2,
+ i + (xNMask & (PrimeX << 1)), j + (yNMask & (PrimeY << 1)), k + PrimeZ, xD, yD, zD);
+ }
+ }
+
+ return value * 9.046026385208288f;
+ }
+
+
+ // Cellular Noise
+
+ template <typename FNfloat>
+ float SingleCellular(int seed, FNfloat x, FNfloat y)
+ {
+ int xr = FastRound(x);
+ int yr = FastRound(y);
+
+ float distance0 = 1e10f;
+ float distance1 = 1e10f;
+ int closestHash = 0;
+
+ float cellularJitter = 0.43701595f * mCellularJitterModifier;
+
+ int xPrimed = (xr - 1) * PrimeX;
+ int yPrimedBase = (yr - 1) * PrimeY;
+
+ switch (mCellularDistanceFunction)
+ {
+ default:
+ case CellularDistanceFunction_Euclidean:
+ case CellularDistanceFunction_EuclideanSq:
+ for (int xi = xr - 1; xi <= xr + 1; xi++)
+ {
+ int yPrimed = yPrimedBase;
+
+ for (int yi = yr - 1; yi <= yr + 1; yi++)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed);
+ int idx = hash & (255 << 1);
+
+ float vecX = (float)(xi - x) + Lookup<float>::RandVecs2D[idx] * cellularJitter;
+ float vecY = (float)(yi - y) + Lookup<float>::RandVecs2D[idx | 1] * cellularJitter;
+
+ float newDistance = vecX * vecX + vecY * vecY;
+
+ distance1 = FastMax(FastMin(distance1, newDistance), distance0);
+ if (newDistance < distance0)
+ {
+ distance0 = newDistance;
+ closestHash = hash;
+ }
+ yPrimed += PrimeY;
+ }
+ xPrimed += PrimeX;
+ }
+ break;
+ case CellularDistanceFunction_Manhattan:
+ for (int xi = xr - 1; xi <= xr + 1; xi++)
+ {
+ int yPrimed = yPrimedBase;
+
+ for (int yi = yr - 1; yi <= yr + 1; yi++)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed);
+ int idx = hash & (255 << 1);
+
+ float vecX = (float)(xi - x) + Lookup<float>::RandVecs2D[idx] * cellularJitter;
+ float vecY = (float)(yi - y) + Lookup<float>::RandVecs2D[idx | 1] * cellularJitter;
+
+ float newDistance = FastAbs(vecX) + FastAbs(vecY);
+
+ distance1 = FastMax(FastMin(distance1, newDistance), distance0);
+ if (newDistance < distance0)
+ {
+ distance0 = newDistance;
+ closestHash = hash;
+ }
+ yPrimed += PrimeY;
+ }
+ xPrimed += PrimeX;
+ }
+ break;
+ case CellularDistanceFunction_Hybrid:
+ for (int xi = xr - 1; xi <= xr + 1; xi++)
+ {
+ int yPrimed = yPrimedBase;
+
+ for (int yi = yr - 1; yi <= yr + 1; yi++)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed);
+ int idx = hash & (255 << 1);
+
+ float vecX = (float)(xi - x) + Lookup<float>::RandVecs2D[idx] * cellularJitter;
+ float vecY = (float)(yi - y) + Lookup<float>::RandVecs2D[idx | 1] * cellularJitter;
+
+ float newDistance = (FastAbs(vecX) + FastAbs(vecY)) + (vecX * vecX + vecY * vecY);
+
+ distance1 = FastMax(FastMin(distance1, newDistance), distance0);
+ if (newDistance < distance0)
+ {
+ distance0 = newDistance;
+ closestHash = hash;
+ }
+ yPrimed += PrimeY;
+ }
+ xPrimed += PrimeX;
+ }
+ break;
+ }
+
+ if (mCellularDistanceFunction == CellularDistanceFunction_Euclidean && mCellularReturnType >= CellularReturnType_Distance)
+ {
+ distance0 = FastSqrt(distance0);
+
+ if (mCellularReturnType >= CellularReturnType_Distance2)
+ {
+ distance1 = FastSqrt(distance1);
+ }
+ }
+
+ switch (mCellularReturnType)
+ {
+ case CellularReturnType_CellValue:
+ return closestHash * (1 / 2147483648.0f);
+ case CellularReturnType_Distance:
+ return distance0 - 1;
+ case CellularReturnType_Distance2:
+ return distance1 - 1;
+ case CellularReturnType_Distance2Add:
+ return (distance1 + distance0) * 0.5f - 1;
+ case CellularReturnType_Distance2Sub:
+ return distance1 - distance0 - 1;
+ case CellularReturnType_Distance2Mul:
+ return distance1 * distance0 * 0.5f - 1;
+ case CellularReturnType_Distance2Div:
+ return distance0 / distance1 - 1;
+ default:
+ return 0;
+ }
+ }
+
+ template <typename FNfloat>
+ float SingleCellular(int seed, FNfloat x, FNfloat y, FNfloat z)
+ {
+ int xr = FastRound(x);
+ int yr = FastRound(y);
+ int zr = FastRound(z);
+
+ float distance0 = 1e10f;
+ float distance1 = 1e10f;
+ int closestHash = 0;
+
+ float cellularJitter = 0.39614353f * mCellularJitterModifier;
+
+ int xPrimed = (xr - 1) * PrimeX;
+ int yPrimedBase = (yr - 1) * PrimeY;
+ int zPrimedBase = (zr - 1) * PrimeZ;
+
+ switch (mCellularDistanceFunction)
+ {
+ case CellularDistanceFunction_Euclidean:
+ case CellularDistanceFunction_EuclideanSq:
+ for (int xi = xr - 1; xi <= xr + 1; xi++)
+ {
+ int yPrimed = yPrimedBase;
+
+ for (int yi = yr - 1; yi <= yr + 1; yi++)
+ {
+ int zPrimed = zPrimedBase;
+
+ for (int zi = zr - 1; zi <= zr + 1; zi++)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed, zPrimed);
+ int idx = hash & (255 << 2);
+
+ float vecX = (float)(xi - x) + Lookup<float>::RandVecs3D[idx] * cellularJitter;
+ float vecY = (float)(yi - y) + Lookup<float>::RandVecs3D[idx | 1] * cellularJitter;
+ float vecZ = (float)(zi - z) + Lookup<float>::RandVecs3D[idx | 2] * cellularJitter;
+
+ float newDistance = vecX * vecX + vecY * vecY + vecZ * vecZ;
+
+ distance1 = FastMax(FastMin(distance1, newDistance), distance0);
+ if (newDistance < distance0)
+ {
+ distance0 = newDistance;
+ closestHash = hash;
+ }
+ zPrimed += PrimeZ;
+ }
+ yPrimed += PrimeY;
+ }
+ xPrimed += PrimeX;
+ }
+ break;
+ case CellularDistanceFunction_Manhattan:
+ for (int xi = xr - 1; xi <= xr + 1; xi++)
+ {
+ int yPrimed = yPrimedBase;
+
+ for (int yi = yr - 1; yi <= yr + 1; yi++)
+ {
+ int zPrimed = zPrimedBase;
+
+ for (int zi = zr - 1; zi <= zr + 1; zi++)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed, zPrimed);
+ int idx = hash & (255 << 2);
+
+ float vecX = (float)(xi - x) + Lookup<float>::RandVecs3D[idx] * cellularJitter;
+ float vecY = (float)(yi - y) + Lookup<float>::RandVecs3D[idx | 1] * cellularJitter;
+ float vecZ = (float)(zi - z) + Lookup<float>::RandVecs3D[idx | 2] * cellularJitter;
+
+ float newDistance = FastAbs(vecX) + FastAbs(vecY) + FastAbs(vecZ);
+
+ distance1 = FastMax(FastMin(distance1, newDistance), distance0);
+ if (newDistance < distance0)
+ {
+ distance0 = newDistance;
+ closestHash = hash;
+ }
+ zPrimed += PrimeZ;
+ }
+ yPrimed += PrimeY;
+ }
+ xPrimed += PrimeX;
+ }
+ break;
+ case CellularDistanceFunction_Hybrid:
+ for (int xi = xr - 1; xi <= xr + 1; xi++)
+ {
+ int yPrimed = yPrimedBase;
+
+ for (int yi = yr - 1; yi <= yr + 1; yi++)
+ {
+ int zPrimed = zPrimedBase;
+
+ for (int zi = zr - 1; zi <= zr + 1; zi++)
+ {
+ int hash = Hash(seed, xPrimed, yPrimed, zPrimed);
+ int idx = hash & (255 << 2);
+
+ float vecX = (float)(xi - x) + Lookup<float>::RandVecs3D[idx] * cellularJitter;
+ float vecY = (float)(yi - y) + Lookup<float>::RandVecs3D[idx | 1] * cellularJitter;
+ float vecZ = (float)(zi - z) + Lookup<float>::RandVecs3D[idx | 2] * cellularJitter;
+
+ float newDistance = (FastAbs(vecX) + FastAbs(vecY) + FastAbs(vecZ)) + (vecX * vecX + vecY * vecY + vecZ * vecZ);
+
+ distance1 = FastMax(FastMin(distance1, newDistance), distance0);
+ if (newDistance < distance0)
+ {
+ distance0 = newDistance;
+ closestHash = hash;
+ }
+ zPrimed += PrimeZ;
+ }
+ yPrimed += PrimeY;
+ }
+ xPrimed += PrimeX;
+ }
+ break;
+ default:
+ break;
+ }
+
+ if (mCellularDistanceFunction == CellularDistanceFunction_Euclidean && mCellularReturnType >= CellularReturnType_Distance)
+ {
+ distance0 = FastSqrt(distance0);
+
+ if (mCellularReturnType >= CellularReturnType_Distance2)
+ {
+ distance1 = FastSqrt(distance1);
+ }
+ }
+
+ switch (mCellularReturnType)
+ {
+ case CellularReturnType_CellValue:
+ return closestHash * (1 / 2147483648.0f);
+ case CellularReturnType_Distance:
+ return distance0 - 1;
+ case CellularReturnType_Distance2:
+ return distance1 - 1;
+ case CellularReturnType_Distance2Add:
+ return (distance1 + distance0) * 0.5f - 1;
+ case CellularReturnType_Distance2Sub:
+ return distance1 - distance0 - 1;
+ case CellularReturnType_Distance2Mul:
+ return distance1 * distance0 * 0.5f - 1;
+ case CellularReturnType_Distance2Div:
+ return distance0 / distance1 - 1;
+ default:
+ return 0;
+ }
+ }
+
+
+ // Perlin Noise
+
+ template <typename FNfloat>
+ float SinglePerlin(int seed, FNfloat x, FNfloat y)
+ {
+ int x0 = FastFloor(x);
+ int y0 = FastFloor(y);
+
+ float xd0 = (float)(x - x0);
+ float yd0 = (float)(y - y0);
+ float xd1 = xd0 - 1;
+ float yd1 = yd0 - 1;
+
+ float xs = InterpQuintic(xd0);
+ float ys = InterpQuintic(yd0);
+
+ x0 *= PrimeX;
+ y0 *= PrimeY;
+ int x1 = x0 + PrimeX;
+ int y1 = y0 + PrimeY;
+
+ float xf0 = Lerp(GradCoord(seed, x0, y0, xd0, yd0), GradCoord(seed, x1, y0, xd1, yd0), xs);
+ float xf1 = Lerp(GradCoord(seed, x0, y1, xd0, yd1), GradCoord(seed, x1, y1, xd1, yd1), xs);
+
+ return Lerp(xf0, xf1, ys) * 1.4247691104677813f;
+ }
+
+ template <typename FNfloat>
+ float SinglePerlin(int seed, FNfloat x, FNfloat y, FNfloat z)
+ {
+ int x0 = FastFloor(x);
+ int y0 = FastFloor(y);
+ int z0 = FastFloor(z);
+
+ float xd0 = (float)(x - x0);
+ float yd0 = (float)(y - y0);
+ float zd0 = (float)(z - z0);
+ float xd1 = xd0 - 1;
+ float yd1 = yd0 - 1;
+ float zd1 = zd0 - 1;
+
+ float xs = InterpQuintic(xd0);
+ float ys = InterpQuintic(yd0);
+ float zs = InterpQuintic(zd0);
+
+ x0 *= PrimeX;
+ y0 *= PrimeY;
+ z0 *= PrimeZ;
+ int x1 = x0 + PrimeX;
+ int y1 = y0 + PrimeY;
+ int z1 = z0 + PrimeZ;
+
+ float xf00 = Lerp(GradCoord(seed, x0, y0, z0, xd0, yd0, zd0), GradCoord(seed, x1, y0, z0, xd1, yd0, zd0), xs);
+ float xf10 = Lerp(GradCoord(seed, x0, y1, z0, xd0, yd1, zd0), GradCoord(seed, x1, y1, z0, xd1, yd1, zd0), xs);
+ float xf01 = Lerp(GradCoord(seed, x0, y0, z1, xd0, yd0, zd1), GradCoord(seed, x1, y0, z1, xd1, yd0, zd1), xs);
+ float xf11 = Lerp(GradCoord(seed, x0, y1, z1, xd0, yd1, zd1), GradCoord(seed, x1, y1, z1, xd1, yd1, zd1), xs);
+
+ float yf0 = Lerp(xf00, xf10, ys);
+ float yf1 = Lerp(xf01, xf11, ys);
+
+ return Lerp(yf0, yf1, zs) * 0.964921414852142333984375f;
+ }
+
+
+ // Value Cubic Noise
+
+ template <typename FNfloat>
+ float SingleValueCubic(int seed, FNfloat x, FNfloat y)
+ {
+ int x1 = FastFloor(x);
+ int y1 = FastFloor(y);
+
+ float xs = (float)(x - x1);
+ float ys = (float)(y - y1);
+
+ x1 *= PrimeX;
+ y1 *= PrimeY;
+ int x0 = x1 - PrimeX;
+ int y0 = y1 - PrimeY;
+ int x2 = x1 + PrimeX;
+ int y2 = y1 + PrimeY;
+ int x3 = x1 + (int)((long)PrimeX << 1);
+ int y3 = y1 + (int)((long)PrimeY << 1);
+
+ return CubicLerp(
+ CubicLerp(ValCoord(seed, x0, y0), ValCoord(seed, x1, y0), ValCoord(seed, x2, y0), ValCoord(seed, x3, y0),
+ xs),
+ CubicLerp(ValCoord(seed, x0, y1), ValCoord(seed, x1, y1), ValCoord(seed, x2, y1), ValCoord(seed, x3, y1),
+ xs),
+ CubicLerp(ValCoord(seed, x0, y2), ValCoord(seed, x1, y2), ValCoord(seed, x2, y2), ValCoord(seed, x3, y2),
+ xs),
+ CubicLerp(ValCoord(seed, x0, y3), ValCoord(seed, x1, y3), ValCoord(seed, x2, y3), ValCoord(seed, x3, y3),
+ xs),
+ ys) * (1 / (1.5f * 1.5f));
+ }
+
+ template <typename FNfloat>
+ float SingleValueCubic(int seed, FNfloat x, FNfloat y, FNfloat z)
+ {
+ int x1 = FastFloor(x);
+ int y1 = FastFloor(y);
+ int z1 = FastFloor(z);
+
+ float xs = (float)(x - x1);
+ float ys = (float)(y - y1);
+ float zs = (float)(z - z1);
+
+ x1 *= PrimeX;
+ y1 *= PrimeY;
+ z1 *= PrimeZ;
+
+ int x0 = x1 - PrimeX;
+ int y0 = y1 - PrimeY;
+ int z0 = z1 - PrimeZ;
+ int x2 = x1 + PrimeX;
+ int y2 = y1 + PrimeY;
+ int z2 = z1 + PrimeZ;
+ int x3 = x1 + (int)((long)PrimeX << 1);
+ int y3 = y1 + (int)((long)PrimeY << 1);
+ int z3 = z1 + (int)((long)PrimeZ << 1);
+
+
+ return CubicLerp(
+ CubicLerp(
+ CubicLerp(ValCoord(seed, x0, y0, z0), ValCoord(seed, x1, y0, z0), ValCoord(seed, x2, y0, z0), ValCoord(seed, x3, y0, z0), xs),
+ CubicLerp(ValCoord(seed, x0, y1, z0), ValCoord(seed, x1, y1, z0), ValCoord(seed, x2, y1, z0), ValCoord(seed, x3, y1, z0), xs),
+ CubicLerp(ValCoord(seed, x0, y2, z0), ValCoord(seed, x1, y2, z0), ValCoord(seed, x2, y2, z0), ValCoord(seed, x3, y2, z0), xs),
+ CubicLerp(ValCoord(seed, x0, y3, z0), ValCoord(seed, x1, y3, z0), ValCoord(seed, x2, y3, z0), ValCoord(seed, x3, y3, z0), xs),
+ ys),
+ CubicLerp(
+ CubicLerp(ValCoord(seed, x0, y0, z1), ValCoord(seed, x1, y0, z1), ValCoord(seed, x2, y0, z1), ValCoord(seed, x3, y0, z1), xs),
+ CubicLerp(ValCoord(seed, x0, y1, z1), ValCoord(seed, x1, y1, z1), ValCoord(seed, x2, y1, z1), ValCoord(seed, x3, y1, z1), xs),
+ CubicLerp(ValCoord(seed, x0, y2, z1), ValCoord(seed, x1, y2, z1), ValCoord(seed, x2, y2, z1), ValCoord(seed, x3, y2, z1), xs),
+ CubicLerp(ValCoord(seed, x0, y3, z1), ValCoord(seed, x1, y3, z1), ValCoord(seed, x2, y3, z1), ValCoord(seed, x3, y3, z1), xs),
+ ys),
+ CubicLerp(
+ CubicLerp(ValCoord(seed, x0, y0, z2), ValCoord(seed, x1, y0, z2), ValCoord(seed, x2, y0, z2), ValCoord(seed, x3, y0, z2), xs),
+ CubicLerp(ValCoord(seed, x0, y1, z2), ValCoord(seed, x1, y1, z2), ValCoord(seed, x2, y1, z2), ValCoord(seed, x3, y1, z2), xs),
+ CubicLerp(ValCoord(seed, x0, y2, z2), ValCoord(seed, x1, y2, z2), ValCoord(seed, x2, y2, z2), ValCoord(seed, x3, y2, z2), xs),
+ CubicLerp(ValCoord(seed, x0, y3, z2), ValCoord(seed, x1, y3, z2), ValCoord(seed, x2, y3, z2), ValCoord(seed, x3, y3, z2), xs),
+ ys),
+ CubicLerp(
+ CubicLerp(ValCoord(seed, x0, y0, z3), ValCoord(seed, x1, y0, z3), ValCoord(seed, x2, y0, z3), ValCoord(seed, x3, y0, z3), xs),
+ CubicLerp(ValCoord(seed, x0, y1, z3), ValCoord(seed, x1, y1, z3), ValCoord(seed, x2, y1, z3), ValCoord(seed, x3, y1, z3), xs),
+ CubicLerp(ValCoord(seed, x0, y2, z3), ValCoord(seed, x1, y2, z3), ValCoord(seed, x2, y2, z3), ValCoord(seed, x3, y2, z3), xs),
+ CubicLerp(ValCoord(seed, x0, y3, z3), ValCoord(seed, x1, y3, z3), ValCoord(seed, x2, y3, z3), ValCoord(seed, x3, y3, z3), xs),
+ ys),
+ zs) * (1 / (1.5f * 1.5f * 1.5f));
+ }
+
+
+ // Value Noise
+
+ template <typename FNfloat>
+ float SingleValue(int seed, FNfloat x, FNfloat y)
+ {
+ int x0 = FastFloor(x);
+ int y0 = FastFloor(y);
+
+ float xs = InterpHermite((float)(x - x0));
+ float ys = InterpHermite((float)(y - y0));
+
+ x0 *= PrimeX;
+ y0 *= PrimeY;
+ int x1 = x0 + PrimeX;
+ int y1 = y0 + PrimeY;
+
+ float xf0 = Lerp(ValCoord(seed, x0, y0), ValCoord(seed, x1, y0), xs);
+ float xf1 = Lerp(ValCoord(seed, x0, y1), ValCoord(seed, x1, y1), xs);
+
+ return Lerp(xf0, xf1, ys);
+ }
+
+ template <typename FNfloat>
+ float SingleValue(int seed, FNfloat x, FNfloat y, FNfloat z)
+ {
+ int x0 = FastFloor(x);
+ int y0 = FastFloor(y);
+ int z0 = FastFloor(z);
+
+ float xs = InterpHermite((float)(x - x0));
+ float ys = InterpHermite((float)(y - y0));
+ float zs = InterpHermite((float)(z - z0));
+
+ x0 *= PrimeX;
+ y0 *= PrimeY;
+ z0 *= PrimeZ;
+ int x1 = x0 + PrimeX;
+ int y1 = y0 + PrimeY;
+ int z1 = z0 + PrimeZ;
+
+ float xf00 = Lerp(ValCoord(seed, x0, y0, z0), ValCoord(seed, x1, y0, z0), xs);
+ float xf10 = Lerp(ValCoord(seed, x0, y1, z0), ValCoord(seed, x1, y1, z0), xs);
+ float xf01 = Lerp(ValCoord(seed, x0, y0, z1), ValCoord(seed, x1, y0, z1), xs);
+ float xf11 = Lerp(ValCoord(seed, x0, y1, z1), ValCoord(seed, x1, y1, z1), xs);
+
+ float yf0 = Lerp(xf00, xf10, ys);
+ float yf1 = Lerp(xf01, xf11, ys);
+
+ return Lerp(yf0, yf1, zs);
+ }
+
+
+ // Domain Warp
+
+ template <typename FNfloat>
+ void DoSingleDomainWarp(int seed, float amp, float freq, FNfloat x, FNfloat y, FNfloat& xr, FNfloat& yr)
+ {
+ switch (mDomainWarpType)
+ {
+ case DomainWarpType_OpenSimplex2:
+ SingleDomainWarpSimplexGradient(seed, amp * 38.283687591552734375f, freq, x, y, xr, yr, false);
+ break;
+ case DomainWarpType_OpenSimplex2Reduced:
+ SingleDomainWarpSimplexGradient(seed, amp * 16.0f, freq, x, y, xr, yr, true);
+ break;
+ case DomainWarpType_BasicGrid:
+ SingleDomainWarpBasicGrid(seed, amp, freq, x, y, xr, yr);
+ break;
+ }
+ }
+
+ template <typename FNfloat>
+ void DoSingleDomainWarp(int seed, float amp, float freq, FNfloat x, FNfloat y, FNfloat z, FNfloat& xr, FNfloat& yr, FNfloat& zr)
+ {
+ switch (mDomainWarpType)
+ {
+ case DomainWarpType_OpenSimplex2:
+ SingleDomainWarpOpenSimplex2Gradient(seed, amp * 32.69428253173828125f, freq, x, y, z, xr, yr, zr, false);
+ break;
+ case DomainWarpType_OpenSimplex2Reduced:
+ SingleDomainWarpOpenSimplex2Gradient(seed, amp * 7.71604938271605f, freq, x, y, z, xr, yr, zr, true);
+ break;
+ case DomainWarpType_BasicGrid:
+ SingleDomainWarpBasicGrid(seed, amp, freq, x, y, z, xr, yr, zr);
+ break;
+ }
+ }
+
+
+ // Domain Warp Single Wrapper
+
+ template <typename FNfloat>
+ void DomainWarpSingle(FNfloat& x, FNfloat& y)
+ {
+ int seed = mSeed;
+ float amp = mDomainWarpAmp * mFractalBounding;
+ float freq = mFrequency;
+
+ FNfloat xs = x;
+ FNfloat ys = y;
+ TransformDomainWarpCoordinate(xs, ys);
+
+ DoSingleDomainWarp(seed, amp, freq, xs, ys, x, y);
+ }
+
+ template <typename FNfloat>
+ void DomainWarpSingle(FNfloat& x, FNfloat& y, FNfloat& z)
+ {
+ int seed = mSeed;
+ float amp = mDomainWarpAmp * mFractalBounding;
+ float freq = mFrequency;
+
+ FNfloat xs = x;
+ FNfloat ys = y;
+ FNfloat zs = z;
+ TransformDomainWarpCoordinate(xs, ys, zs);
+
+ DoSingleDomainWarp(seed, amp, freq, xs, ys, zs, x, y, z);
+ }
+
+
+ // Domain Warp Fractal Progressive
+
+ template <typename FNfloat>
+ void DomainWarpFractalProgressive(FNfloat& x, FNfloat& y)
+ {
+ int seed = mSeed;
+ float amp = mDomainWarpAmp * mFractalBounding;
+ float freq = mFrequency;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ FNfloat xs = x;
+ FNfloat ys = y;
+ TransformDomainWarpCoordinate(xs, ys);
+
+ DoSingleDomainWarp(seed, amp, freq, xs, ys, x, y);
+
+ seed++;
+ amp *= mGain;
+ freq *= mLacunarity;
+ }
+ }
+
+ template <typename FNfloat>
+ void DomainWarpFractalProgressive(FNfloat& x, FNfloat& y, FNfloat& z)
+ {
+ int seed = mSeed;
+ float amp = mDomainWarpAmp * mFractalBounding;
+ float freq = mFrequency;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ FNfloat xs = x;
+ FNfloat ys = y;
+ FNfloat zs = z;
+ TransformDomainWarpCoordinate(xs, ys, zs);
+
+ DoSingleDomainWarp(seed, amp, freq, xs, ys, zs, x, y, z);
+
+ seed++;
+ amp *= mGain;
+ freq *= mLacunarity;
+ }
+ }
+
+
+ // Domain Warp Fractal Independant
+
+ template <typename FNfloat>
+ void DomainWarpFractalIndependent(FNfloat& x, FNfloat& y)
+ {
+ FNfloat xs = x;
+ FNfloat ys = y;
+ TransformDomainWarpCoordinate(xs, ys);
+
+ int seed = mSeed;
+ float amp = mDomainWarpAmp * mFractalBounding;
+ float freq = mFrequency;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ DoSingleDomainWarp(seed, amp, freq, xs, ys, x, y);
+
+ seed++;
+ amp *= mGain;
+ freq *= mLacunarity;
+ }
+ }
+
+ template <typename FNfloat>
+ void DomainWarpFractalIndependent(FNfloat& x, FNfloat& y, FNfloat& z)
+ {
+ FNfloat xs = x;
+ FNfloat ys = y;
+ FNfloat zs = z;
+ TransformDomainWarpCoordinate(xs, ys, zs);
+
+ int seed = mSeed;
+ float amp = mDomainWarpAmp * mFractalBounding;
+ float freq = mFrequency;
+
+ for (int i = 0; i < mOctaves; i++)
+ {
+ DoSingleDomainWarp(seed, amp, freq, xs, ys, zs, x, y, z);
+
+ seed++;
+ amp *= mGain;
+ freq *= mLacunarity;
+ }
+ }
+
+
+ // Domain Warp Basic Grid
+
+ template <typename FNfloat>
+ void SingleDomainWarpBasicGrid(int seed, float warpAmp, float frequency, FNfloat x, FNfloat y, FNfloat& xr, FNfloat& yr)
+ {
+ FNfloat xf = x * frequency;
+ FNfloat yf = y * frequency;
+
+ int x0 = FastFloor(xf);
+ int y0 = FastFloor(yf);
+
+ float xs = InterpHermite((float)(xf - x0));
+ float ys = InterpHermite((float)(yf - y0));
+
+ x0 *= PrimeX;
+ y0 *= PrimeY;
+ int x1 = x0 + PrimeX;
+ int y1 = y0 + PrimeY;
+
+ int hash0 = Hash(seed, x0, y0) & (255 << 1);
+ int hash1 = Hash(seed, x1, y0) & (255 << 1);
+
+ float lx0x = Lerp(Lookup<float>::RandVecs2D[hash0], Lookup<float>::RandVecs2D[hash1], xs);
+ float ly0x = Lerp(Lookup<float>::RandVecs2D[hash0 | 1], Lookup<float>::RandVecs2D[hash1 | 1], xs);
+
+ hash0 = Hash(seed, x0, y1) & (255 << 1);
+ hash1 = Hash(seed, x1, y1) & (255 << 1);
+
+ float lx1x = Lerp(Lookup<float>::RandVecs2D[hash0], Lookup<float>::RandVecs2D[hash1], xs);
+ float ly1x = Lerp(Lookup<float>::RandVecs2D[hash0 | 1], Lookup<float>::RandVecs2D[hash1 | 1], xs);
+
+ xr += Lerp(lx0x, lx1x, ys) * warpAmp;
+ yr += Lerp(ly0x, ly1x, ys) * warpAmp;
+ }
+
+ template <typename FNfloat>
+ void SingleDomainWarpBasicGrid(int seed, float warpAmp, float frequency, FNfloat x, FNfloat y, FNfloat z, FNfloat& xr, FNfloat& yr, FNfloat& zr)
+ {
+ FNfloat xf = x * frequency;
+ FNfloat yf = y * frequency;
+ FNfloat zf = z * frequency;
+
+ int x0 = FastFloor(xf);
+ int y0 = FastFloor(yf);
+ int z0 = FastFloor(zf);
+
+ float xs = InterpHermite((float)(xf - x0));
+ float ys = InterpHermite((float)(yf - y0));
+ float zs = InterpHermite((float)(zf - z0));
+
+ x0 *= PrimeX;
+ y0 *= PrimeY;
+ z0 *= PrimeZ;
+ int x1 = x0 + PrimeX;
+ int y1 = y0 + PrimeY;
+ int z1 = z0 + PrimeZ;
+
+ int hash0 = Hash(seed, x0, y0, z0) & (255 << 2);
+ int hash1 = Hash(seed, x1, y0, z0) & (255 << 2);
+
+ float lx0x = Lerp(Lookup<float>::RandVecs3D[hash0], Lookup<float>::RandVecs3D[hash1], xs);
+ float ly0x = Lerp(Lookup<float>::RandVecs3D[hash0 | 1], Lookup<float>::RandVecs3D[hash1 | 1], xs);
+ float lz0x = Lerp(Lookup<float>::RandVecs3D[hash0 | 2], Lookup<float>::RandVecs3D[hash1 | 2], xs);
+
+ hash0 = Hash(seed, x0, y1, z0) & (255 << 2);
+ hash1 = Hash(seed, x1, y1, z0) & (255 << 2);
+
+ float lx1x = Lerp(Lookup<float>::RandVecs3D[hash0], Lookup<float>::RandVecs3D[hash1], xs);
+ float ly1x = Lerp(Lookup<float>::RandVecs3D[hash0 | 1], Lookup<float>::RandVecs3D[hash1 | 1], xs);
+ float lz1x = Lerp(Lookup<float>::RandVecs3D[hash0 | 2], Lookup<float>::RandVecs3D[hash1 | 2], xs);
+
+ float lx0y = Lerp(lx0x, lx1x, ys);
+ float ly0y = Lerp(ly0x, ly1x, ys);
+ float lz0y = Lerp(lz0x, lz1x, ys);
+
+ hash0 = Hash(seed, x0, y0, z1) & (255 << 2);
+ hash1 = Hash(seed, x1, y0, z1) & (255 << 2);
+
+ lx0x = Lerp(Lookup<float>::RandVecs3D[hash0], Lookup<float>::RandVecs3D[hash1], xs);
+ ly0x = Lerp(Lookup<float>::RandVecs3D[hash0 | 1], Lookup<float>::RandVecs3D[hash1 | 1], xs);
+ lz0x = Lerp(Lookup<float>::RandVecs3D[hash0 | 2], Lookup<float>::RandVecs3D[hash1 | 2], xs);
+
+ hash0 = Hash(seed, x0, y1, z1) & (255 << 2);
+ hash1 = Hash(seed, x1, y1, z1) & (255 << 2);
+
+ lx1x = Lerp(Lookup<float>::RandVecs3D[hash0], Lookup<float>::RandVecs3D[hash1], xs);
+ ly1x = Lerp(Lookup<float>::RandVecs3D[hash0 | 1], Lookup<float>::RandVecs3D[hash1 | 1], xs);
+ lz1x = Lerp(Lookup<float>::RandVecs3D[hash0 | 2], Lookup<float>::RandVecs3D[hash1 | 2], xs);
+
+ xr += Lerp(lx0y, Lerp(lx0x, lx1x, ys), zs) * warpAmp;
+ yr += Lerp(ly0y, Lerp(ly0x, ly1x, ys), zs) * warpAmp;
+ zr += Lerp(lz0y, Lerp(lz0x, lz1x, ys), zs) * warpAmp;
+ }
+
+
+ // Domain Warp Simplex/OpenSimplex2
+
+ template <typename FNfloat>
+ void SingleDomainWarpSimplexGradient(int seed, float warpAmp, float frequency, FNfloat x, FNfloat y, FNfloat& xr, FNfloat& yr, bool outGradOnly)
+ {
+ const float SQRT3 = 1.7320508075688772935274463415059f;
+ const float G2 = (3 - SQRT3) / 6;
+
+ x *= frequency;
+ y *= frequency;
+
+ /*
+ * --- Skew moved to TransformNoiseCoordinate method ---
+ * const FNfloat F2 = 0.5f * (SQRT3 - 1);
+ * FNfloat s = (x + y) * F2;
+ * x += s; y += s;
+ */
+
+ int i = FastFloor(x);
+ int j = FastFloor(y);
+ float xi = (float)(x - i);
+ float yi = (float)(y - j);
+
+ float t = (xi + yi) * G2;
+ float x0 = (float)(xi - t);
+ float y0 = (float)(yi - t);
+
+ i *= PrimeX;
+ j *= PrimeY;
+
+ float vx, vy;
+ vx = vy = 0;
+
+ float a = 0.5f - x0 * x0 - y0 * y0;
+ if (a > 0)
+ {
+ float aaaa = (a * a) * (a * a);
+ float xo, yo;
+ if (outGradOnly)
+ GradCoordOut(seed, i, j, xo, yo);
+ else
+ GradCoordDual(seed, i, j, x0, y0, xo, yo);
+ vx += aaaa * xo;
+ vy += aaaa * yo;
+ }
+
+ float c = (float)(2 * (1 - 2 * G2) * (1 / G2 - 2)) * t + ((float)(-2 * (1 - 2 * G2) * (1 - 2 * G2)) + a);
+ if (c > 0)
+ {
+ float x2 = x0 + (2 * (float)G2 - 1);
+ float y2 = y0 + (2 * (float)G2 - 1);
+ float cccc = (c * c) * (c * c);
+ float xo, yo;
+ if (outGradOnly)
+ GradCoordOut(seed, i + PrimeX, j + PrimeY, xo, yo);
+ else
+ GradCoordDual(seed, i + PrimeX, j + PrimeY, x2, y2, xo, yo);
+ vx += cccc * xo;
+ vy += cccc * yo;
+ }
+
+ if (y0 > x0)
+ {
+ float x1 = x0 + (float)G2;
+ float y1 = y0 + ((float)G2 - 1);
+ float b = 0.5f - x1 * x1 - y1 * y1;
+ if (b > 0)
+ {
+ float bbbb = (b * b) * (b * b);
+ float xo, yo;
+ if (outGradOnly)
+ GradCoordOut(seed, i, j + PrimeY, xo, yo);
+ else
+ GradCoordDual(seed, i, j + PrimeY, x1, y1, xo, yo);
+ vx += bbbb * xo;
+ vy += bbbb * yo;
+ }
+ }
+ else
+ {
+ float x1 = x0 + ((float)G2 - 1);
+ float y1 = y0 + (float)G2;
+ float b = 0.5f - x1 * x1 - y1 * y1;
+ if (b > 0)
+ {
+ float bbbb = (b * b) * (b * b);
+ float xo, yo;
+ if (outGradOnly)
+ GradCoordOut(seed, i + PrimeX, j, xo, yo);
+ else
+ GradCoordDual(seed, i + PrimeX, j, x1, y1, xo, yo);
+ vx += bbbb * xo;
+ vy += bbbb * yo;
+ }
+ }
+
+ xr += vx * warpAmp;
+ yr += vy * warpAmp;
+ }
+
+ template <typename FNfloat>
+ void SingleDomainWarpOpenSimplex2Gradient(int seed, float warpAmp, float frequency, FNfloat x, FNfloat y, FNfloat z, FNfloat& xr, FNfloat& yr, FNfloat& zr, bool outGradOnly)
+ {
+ x *= frequency;
+ y *= frequency;
+ z *= frequency;
+
+ /*
+ * --- Rotation moved to TransformDomainWarpCoordinate method ---
+ * const FNfloat R3 = (FNfloat)(2.0 / 3.0);
+ * FNfloat r = (x + y + z) * R3; // Rotation, not skew
+ * x = r - x; y = r - y; z = r - z;
+ */
+
+ int i = FastRound(x);
+ int j = FastRound(y);
+ int k = FastRound(z);
+ float x0 = (float)x - i;
+ float y0 = (float)y - j;
+ float z0 = (float)z - k;
+
+ int xNSign = (int)(-x0 - 1.0f) | 1;
+ int yNSign = (int)(-y0 - 1.0f) | 1;
+ int zNSign = (int)(-z0 - 1.0f) | 1;
+
+ float ax0 = xNSign * -x0;
+ float ay0 = yNSign * -y0;
+ float az0 = zNSign * -z0;
+
+ i *= PrimeX;
+ j *= PrimeY;
+ k *= PrimeZ;
+
+ float vx, vy, vz;
+ vx = vy = vz = 0;
+
+ float a = (0.6f - x0 * x0) - (y0 * y0 + z0 * z0);
+ for (int l = 0; l < 2; l++)
+ {
+ if (a > 0)
+ {
+ float aaaa = (a * a) * (a * a);
+ float xo, yo, zo;
+ if (outGradOnly)
+ GradCoordOut(seed, i, j, k, xo, yo, zo);
+ else
+ GradCoordDual(seed, i, j, k, x0, y0, z0, xo, yo, zo);
+ vx += aaaa * xo;
+ vy += aaaa * yo;
+ vz += aaaa * zo;
+ }
+
+ float b = a + 1;
+ int i1 = i;
+ int j1 = j;
+ int k1 = k;
+ float x1 = x0;
+ float y1 = y0;
+ float z1 = z0;
+
+ if (ax0 >= ay0 && ax0 >= az0)
+ {
+ x1 += xNSign;
+ b -= xNSign * 2 * x1;
+ i1 -= xNSign * PrimeX;
+ }
+ else if (ay0 > ax0 && ay0 >= az0)
+ {
+ y1 += yNSign;
+ b -= yNSign * 2 * y1;
+ j1 -= yNSign * PrimeY;
+ }
+ else
+ {
+ z1 += zNSign;
+ b -= zNSign * 2 * z1;
+ k1 -= zNSign * PrimeZ;
+ }
+
+ if (b > 0)
+ {
+ float bbbb = (b * b) * (b * b);
+ float xo, yo, zo;
+ if (outGradOnly)
+ GradCoordOut(seed, i1, j1, k1, xo, yo, zo);
+ else
+ GradCoordDual(seed, i1, j1, k1, x1, y1, z1, xo, yo, zo);
+ vx += bbbb * xo;
+ vy += bbbb * yo;
+ vz += bbbb * zo;
+ }
+
+ if (l == 1) break;
+
+ ax0 = 0.5f - ax0;
+ ay0 = 0.5f - ay0;
+ az0 = 0.5f - az0;
+
+ x0 = xNSign * ax0;
+ y0 = yNSign * ay0;
+ z0 = zNSign * az0;
+
+ a += (0.75f - ax0) - (ay0 + az0);
+
+ i += (xNSign >> 1) & PrimeX;
+ j += (yNSign >> 1) & PrimeY;
+ k += (zNSign >> 1) & PrimeZ;
+
+ xNSign = -xNSign;
+ yNSign = -yNSign;
+ zNSign = -zNSign;
+
+ seed += 1293373;
+ }
+
+ xr += vx * warpAmp;
+ yr += vy * warpAmp;
+ zr += vz * warpAmp;
+ }
+};
+
+template <>
+struct FastNoiseLite::Arguments_must_be_floating_point_values<float> {};
+template <>
+struct FastNoiseLite::Arguments_must_be_floating_point_values<double> {};
+template <>
+struct FastNoiseLite::Arguments_must_be_floating_point_values<long double> {};
+
+template <typename T>
+const T FastNoiseLite::Lookup<T>::Gradients2D[] =
+{
+ 0.130526192220052f, 0.99144486137381f, 0.38268343236509f, 0.923879532511287f, 0.608761429008721f, 0.793353340291235f, 0.793353340291235f, 0.608761429008721f,
+ 0.923879532511287f, 0.38268343236509f, 0.99144486137381f, 0.130526192220051f, 0.99144486137381f, -0.130526192220051f, 0.923879532511287f, -0.38268343236509f,
+ 0.793353340291235f, -0.60876142900872f, 0.608761429008721f, -0.793353340291235f, 0.38268343236509f, -0.923879532511287f, 0.130526192220052f, -0.99144486137381f,
+ -0.130526192220052f, -0.99144486137381f, -0.38268343236509f, -0.923879532511287f, -0.608761429008721f, -0.793353340291235f, -0.793353340291235f, -0.608761429008721f,
+ -0.923879532511287f, -0.38268343236509f, -0.99144486137381f, -0.130526192220052f, -0.99144486137381f, 0.130526192220051f, -0.923879532511287f, 0.38268343236509f,
+ -0.793353340291235f, 0.608761429008721f, -0.608761429008721f, 0.793353340291235f, -0.38268343236509f, 0.923879532511287f, -0.130526192220052f, 0.99144486137381f,
+ 0.130526192220052f, 0.99144486137381f, 0.38268343236509f, 0.923879532511287f, 0.608761429008721f, 0.793353340291235f, 0.793353340291235f, 0.608761429008721f,
+ 0.923879532511287f, 0.38268343236509f, 0.99144486137381f, 0.130526192220051f, 0.99144486137381f, -0.130526192220051f, 0.923879532511287f, -0.38268343236509f,
+ 0.793353340291235f, -0.60876142900872f, 0.608761429008721f, -0.793353340291235f, 0.38268343236509f, -0.923879532511287f, 0.130526192220052f, -0.99144486137381f,
+ -0.130526192220052f, -0.99144486137381f, -0.38268343236509f, -0.923879532511287f, -0.608761429008721f, -0.793353340291235f, -0.793353340291235f, -0.608761429008721f,
+ -0.923879532511287f, -0.38268343236509f, -0.99144486137381f, -0.130526192220052f, -0.99144486137381f, 0.130526192220051f, -0.923879532511287f, 0.38268343236509f,
+ -0.793353340291235f, 0.608761429008721f, -0.608761429008721f, 0.793353340291235f, -0.38268343236509f, 0.923879532511287f, -0.130526192220052f, 0.99144486137381f,
+ 0.130526192220052f, 0.99144486137381f, 0.38268343236509f, 0.923879532511287f, 0.608761429008721f, 0.793353340291235f, 0.793353340291235f, 0.608761429008721f,
+ 0.923879532511287f, 0.38268343236509f, 0.99144486137381f, 0.130526192220051f, 0.99144486137381f, -0.130526192220051f, 0.923879532511287f, -0.38268343236509f,
+ 0.793353340291235f, -0.60876142900872f, 0.608761429008721f, -0.793353340291235f, 0.38268343236509f, -0.923879532511287f, 0.130526192220052f, -0.99144486137381f,
+ -0.130526192220052f, -0.99144486137381f, -0.38268343236509f, -0.923879532511287f, -0.608761429008721f, -0.793353340291235f, -0.793353340291235f, -0.608761429008721f,
+ -0.923879532511287f, -0.38268343236509f, -0.99144486137381f, -0.130526192220052f, -0.99144486137381f, 0.130526192220051f, -0.923879532511287f, 0.38268343236509f,
+ -0.793353340291235f, 0.608761429008721f, -0.608761429008721f, 0.793353340291235f, -0.38268343236509f, 0.923879532511287f, -0.130526192220052f, 0.99144486137381f,
+ 0.130526192220052f, 0.99144486137381f, 0.38268343236509f, 0.923879532511287f, 0.608761429008721f, 0.793353340291235f, 0.793353340291235f, 0.608761429008721f,
+ 0.923879532511287f, 0.38268343236509f, 0.99144486137381f, 0.130526192220051f, 0.99144486137381f, -0.130526192220051f, 0.923879532511287f, -0.38268343236509f,
+ 0.793353340291235f, -0.60876142900872f, 0.608761429008721f, -0.793353340291235f, 0.38268343236509f, -0.923879532511287f, 0.130526192220052f, -0.99144486137381f,
+ -0.130526192220052f, -0.99144486137381f, -0.38268343236509f, -0.923879532511287f, -0.608761429008721f, -0.793353340291235f, -0.793353340291235f, -0.608761429008721f,
+ -0.923879532511287f, -0.38268343236509f, -0.99144486137381f, -0.130526192220052f, -0.99144486137381f, 0.130526192220051f, -0.923879532511287f, 0.38268343236509f,
+ -0.793353340291235f, 0.608761429008721f, -0.608761429008721f, 0.793353340291235f, -0.38268343236509f, 0.923879532511287f, -0.130526192220052f, 0.99144486137381f,
+ 0.130526192220052f, 0.99144486137381f, 0.38268343236509f, 0.923879532511287f, 0.608761429008721f, 0.793353340291235f, 0.793353340291235f, 0.608761429008721f,
+ 0.923879532511287f, 0.38268343236509f, 0.99144486137381f, 0.130526192220051f, 0.99144486137381f, -0.130526192220051f, 0.923879532511287f, -0.38268343236509f,
+ 0.793353340291235f, -0.60876142900872f, 0.608761429008721f, -0.793353340291235f, 0.38268343236509f, -0.923879532511287f, 0.130526192220052f, -0.99144486137381f,
+ -0.130526192220052f, -0.99144486137381f, -0.38268343236509f, -0.923879532511287f, -0.608761429008721f, -0.793353340291235f, -0.793353340291235f, -0.608761429008721f,
+ -0.923879532511287f, -0.38268343236509f, -0.99144486137381f, -0.130526192220052f, -0.99144486137381f, 0.130526192220051f, -0.923879532511287f, 0.38268343236509f,
+ -0.793353340291235f, 0.608761429008721f, -0.608761429008721f, 0.793353340291235f, -0.38268343236509f, 0.923879532511287f, -0.130526192220052f, 0.99144486137381f,
+ 0.38268343236509f, 0.923879532511287f, 0.923879532511287f, 0.38268343236509f, 0.923879532511287f, -0.38268343236509f, 0.38268343236509f, -0.923879532511287f,
+ -0.38268343236509f, -0.923879532511287f, -0.923879532511287f, -0.38268343236509f, -0.923879532511287f, 0.38268343236509f, -0.38268343236509f, 0.923879532511287f,
+};
+
+template <typename T>
+const T FastNoiseLite::Lookup<T>::RandVecs2D[] =
+{
+ -0.2700222198f, -0.9628540911f, 0.3863092627f, -0.9223693152f, 0.04444859006f, -0.999011673f, -0.5992523158f, -0.8005602176f, -0.7819280288f, 0.6233687174f, 0.9464672271f, 0.3227999196f, -0.6514146797f, -0.7587218957f, 0.9378472289f, 0.347048376f,
+ -0.8497875957f, -0.5271252623f, -0.879042592f, 0.4767432447f, -0.892300288f, -0.4514423508f, -0.379844434f, -0.9250503802f, -0.9951650832f, 0.0982163789f, 0.7724397808f, -0.6350880136f, 0.7573283322f, -0.6530343002f, -0.9928004525f, -0.119780055f,
+ -0.0532665713f, 0.9985803285f, 0.9754253726f, -0.2203300762f, -0.7665018163f, 0.6422421394f, 0.991636706f, 0.1290606184f, -0.994696838f, 0.1028503788f, -0.5379205513f, -0.84299554f, 0.5022815471f, -0.8647041387f, 0.4559821461f, -0.8899889226f,
+ -0.8659131224f, -0.5001944266f, 0.0879458407f, -0.9961252577f, -0.5051684983f, 0.8630207346f, 0.7753185226f, -0.6315704146f, -0.6921944612f, 0.7217110418f, -0.5191659449f, -0.8546734591f, 0.8978622882f, -0.4402764035f, -0.1706774107f, 0.9853269617f,
+ -0.9353430106f, -0.3537420705f, -0.9992404798f, 0.03896746794f, -0.2882064021f, -0.9575683108f, -0.9663811329f, 0.2571137995f, -0.8759714238f, -0.4823630009f, -0.8303123018f, -0.5572983775f, 0.05110133755f, -0.9986934731f, -0.8558373281f, -0.5172450752f,
+ 0.09887025282f, 0.9951003332f, 0.9189016087f, 0.3944867976f, -0.2439375892f, -0.9697909324f, -0.8121409387f, -0.5834613061f, -0.9910431363f, 0.1335421355f, 0.8492423985f, -0.5280031709f, -0.9717838994f, -0.2358729591f, 0.9949457207f, 0.1004142068f,
+ 0.6241065508f, -0.7813392434f, 0.662910307f, 0.7486988212f, -0.7197418176f, 0.6942418282f, -0.8143370775f, -0.5803922158f, 0.104521054f, -0.9945226741f, -0.1065926113f, -0.9943027784f, 0.445799684f, -0.8951327509f, 0.105547406f, 0.9944142724f,
+ -0.992790267f, 0.1198644477f, -0.8334366408f, 0.552615025f, 0.9115561563f, -0.4111755999f, 0.8285544909f, -0.5599084351f, 0.7217097654f, -0.6921957921f, 0.4940492677f, -0.8694339084f, -0.3652321272f, -0.9309164803f, -0.9696606758f, 0.2444548501f,
+ 0.08925509731f, -0.996008799f, 0.5354071276f, -0.8445941083f, -0.1053576186f, 0.9944343981f, -0.9890284586f, 0.1477251101f, 0.004856104961f, 0.9999882091f, 0.9885598478f, 0.1508291331f, 0.9286129562f, -0.3710498316f, -0.5832393863f, -0.8123003252f,
+ 0.3015207509f, 0.9534596146f, -0.9575110528f, 0.2883965738f, 0.9715802154f, -0.2367105511f, 0.229981792f, 0.9731949318f, 0.955763816f, -0.2941352207f, 0.740956116f, 0.6715534485f, -0.9971513787f, -0.07542630764f, 0.6905710663f, -0.7232645452f,
+ -0.290713703f, -0.9568100872f, 0.5912777791f, -0.8064679708f, -0.9454592212f, -0.325740481f, 0.6664455681f, 0.74555369f, 0.6236134912f, 0.7817328275f, 0.9126993851f, -0.4086316587f, -0.8191762011f, 0.5735419353f, -0.8812745759f, -0.4726046147f,
+ 0.9953313627f, 0.09651672651f, 0.9855650846f, -0.1692969699f, -0.8495980887f, 0.5274306472f, 0.6174853946f, -0.7865823463f, 0.8508156371f, 0.52546432f, 0.9985032451f, -0.05469249926f, 0.1971371563f, -0.9803759185f, 0.6607855748f, -0.7505747292f,
+ -0.03097494063f, 0.9995201614f, -0.6731660801f, 0.739491331f, -0.7195018362f, -0.6944905383f, 0.9727511689f, 0.2318515979f, 0.9997059088f, -0.0242506907f, 0.4421787429f, -0.8969269532f, 0.9981350961f, -0.061043673f, -0.9173660799f, -0.3980445648f,
+ -0.8150056635f, -0.5794529907f, -0.8789331304f, 0.4769450202f, 0.0158605829f, 0.999874213f, -0.8095464474f, 0.5870558317f, -0.9165898907f, -0.3998286786f, -0.8023542565f, 0.5968480938f, -0.5176737917f, 0.8555780767f, -0.8154407307f, -0.5788405779f,
+ 0.4022010347f, -0.9155513791f, -0.9052556868f, -0.4248672045f, 0.7317445619f, 0.6815789728f, -0.5647632201f, -0.8252529947f, -0.8403276335f, -0.5420788397f, -0.9314281527f, 0.363925262f, 0.5238198472f, 0.8518290719f, 0.7432803869f, -0.6689800195f,
+ -0.985371561f, -0.1704197369f, 0.4601468731f, 0.88784281f, 0.825855404f, 0.5638819483f, 0.6182366099f, 0.7859920446f, 0.8331502863f, -0.553046653f, 0.1500307506f, 0.9886813308f, -0.662330369f, -0.7492119075f, -0.668598664f, 0.743623444f,
+ 0.7025606278f, 0.7116238924f, -0.5419389763f, -0.8404178401f, -0.3388616456f, 0.9408362159f, 0.8331530315f, 0.5530425174f, -0.2989720662f, -0.9542618632f, 0.2638522993f, 0.9645630949f, 0.124108739f, -0.9922686234f, -0.7282649308f, -0.6852956957f,
+ 0.6962500149f, 0.7177993569f, -0.9183535368f, 0.3957610156f, -0.6326102274f, -0.7744703352f, -0.9331891859f, -0.359385508f, -0.1153779357f, -0.9933216659f, 0.9514974788f, -0.3076565421f, -0.08987977445f, -0.9959526224f, 0.6678496916f, 0.7442961705f,
+ 0.7952400393f, -0.6062947138f, -0.6462007402f, -0.7631674805f, -0.2733598753f, 0.9619118351f, 0.9669590226f, -0.254931851f, -0.9792894595f, 0.2024651934f, -0.5369502995f, -0.8436138784f, -0.270036471f, -0.9628500944f, -0.6400277131f, 0.7683518247f,
+ -0.7854537493f, -0.6189203566f, 0.06005905383f, -0.9981948257f, -0.02455770378f, 0.9996984141f, -0.65983623f, 0.751409442f, -0.6253894466f, -0.7803127835f, -0.6210408851f, -0.7837781695f, 0.8348888491f, 0.5504185768f, -0.1592275245f, 0.9872419133f,
+ 0.8367622488f, 0.5475663786f, -0.8675753916f, -0.4973056806f, -0.2022662628f, -0.9793305667f, 0.9399189937f, 0.3413975472f, 0.9877404807f, -0.1561049093f, -0.9034455656f, 0.4287028224f, 0.1269804218f, -0.9919052235f, -0.3819600854f, 0.924178821f,
+ 0.9754625894f, 0.2201652486f, -0.3204015856f, -0.9472818081f, -0.9874760884f, 0.1577687387f, 0.02535348474f, -0.9996785487f, 0.4835130794f, -0.8753371362f, -0.2850799925f, -0.9585037287f, -0.06805516006f, -0.99768156f, -0.7885244045f, -0.6150034663f,
+ 0.3185392127f, -0.9479096845f, 0.8880043089f, 0.4598351306f, 0.6476921488f, -0.7619021462f, 0.9820241299f, 0.1887554194f, 0.9357275128f, -0.3527237187f, -0.8894895414f, 0.4569555293f, 0.7922791302f, 0.6101588153f, 0.7483818261f, 0.6632681526f,
+ -0.7288929755f, -0.6846276581f, 0.8729032783f, -0.4878932944f, 0.8288345784f, 0.5594937369f, 0.08074567077f, 0.9967347374f, 0.9799148216f, -0.1994165048f, -0.580730673f, -0.8140957471f, -0.4700049791f, -0.8826637636f, 0.2409492979f, 0.9705377045f,
+ 0.9437816757f, -0.3305694308f, -0.8927998638f, -0.4504535528f, -0.8069622304f, 0.5906030467f, 0.06258973166f, 0.9980393407f, -0.9312597469f, 0.3643559849f, 0.5777449785f, 0.8162173362f, -0.3360095855f, -0.941858566f, 0.697932075f, -0.7161639607f,
+ -0.002008157227f, -0.9999979837f, -0.1827294312f, -0.9831632392f, -0.6523911722f, 0.7578824173f, -0.4302626911f, -0.9027037258f, -0.9985126289f, -0.05452091251f, -0.01028102172f, -0.9999471489f, -0.4946071129f, 0.8691166802f, -0.2999350194f, 0.9539596344f,
+ 0.8165471961f, 0.5772786819f, 0.2697460475f, 0.962931498f, -0.7306287391f, -0.6827749597f, -0.7590952064f, -0.6509796216f, -0.907053853f, 0.4210146171f, -0.5104861064f, -0.8598860013f, 0.8613350597f, 0.5080373165f, 0.5007881595f, -0.8655698812f,
+ -0.654158152f, 0.7563577938f, -0.8382755311f, -0.545246856f, 0.6940070834f, 0.7199681717f, 0.06950936031f, 0.9975812994f, 0.1702942185f, -0.9853932612f, 0.2695973274f, 0.9629731466f, 0.5519612192f, -0.8338697815f, 0.225657487f, -0.9742067022f,
+ 0.4215262855f, -0.9068161835f, 0.4881873305f, -0.8727388672f, -0.3683854996f, -0.9296731273f, -0.9825390578f, 0.1860564427f, 0.81256471f, 0.5828709909f, 0.3196460933f, -0.9475370046f, 0.9570913859f, 0.2897862643f, -0.6876655497f, -0.7260276109f,
+ -0.9988770922f, -0.047376731f, -0.1250179027f, 0.992154486f, -0.8280133617f, 0.560708367f, 0.9324863769f, -0.3612051451f, 0.6394653183f, 0.7688199442f, -0.01623847064f, -0.9998681473f, -0.9955014666f, -0.09474613458f, -0.81453315f, 0.580117012f,
+ 0.4037327978f, -0.9148769469f, 0.9944263371f, 0.1054336766f, -0.1624711654f, 0.9867132919f, -0.9949487814f, -0.100383875f, -0.6995302564f, 0.7146029809f, 0.5263414922f, -0.85027327f, -0.5395221479f, 0.841971408f, 0.6579370318f, 0.7530729462f,
+ 0.01426758847f, -0.9998982128f, -0.6734383991f, 0.7392433447f, 0.639412098f, -0.7688642071f, 0.9211571421f, 0.3891908523f, -0.146637214f, -0.9891903394f, -0.782318098f, 0.6228791163f, -0.5039610839f, -0.8637263605f, -0.7743120191f, -0.6328039957f,
+};
+
+template <typename T>
+const T FastNoiseLite::Lookup<T>::Gradients3D[] =
+{
+ 0, 1, 1, 0, 0,-1, 1, 0, 0, 1,-1, 0, 0,-1,-1, 0,
+ 1, 0, 1, 0, -1, 0, 1, 0, 1, 0,-1, 0, -1, 0,-1, 0,
+ 1, 1, 0, 0, -1, 1, 0, 0, 1,-1, 0, 0, -1,-1, 0, 0,
+ 0, 1, 1, 0, 0,-1, 1, 0, 0, 1,-1, 0, 0,-1,-1, 0,
+ 1, 0, 1, 0, -1, 0, 1, 0, 1, 0,-1, 0, -1, 0,-1, 0,
+ 1, 1, 0, 0, -1, 1, 0, 0, 1,-1, 0, 0, -1,-1, 0, 0,
+ 0, 1, 1, 0, 0,-1, 1, 0, 0, 1,-1, 0, 0,-1,-1, 0,
+ 1, 0, 1, 0, -1, 0, 1, 0, 1, 0,-1, 0, -1, 0,-1, 0,
+ 1, 1, 0, 0, -1, 1, 0, 0, 1,-1, 0, 0, -1,-1, 0, 0,
+ 0, 1, 1, 0, 0,-1, 1, 0, 0, 1,-1, 0, 0,-1,-1, 0,
+ 1, 0, 1, 0, -1, 0, 1, 0, 1, 0,-1, 0, -1, 0,-1, 0,
+ 1, 1, 0, 0, -1, 1, 0, 0, 1,-1, 0, 0, -1,-1, 0, 0,
+ 0, 1, 1, 0, 0,-1, 1, 0, 0, 1,-1, 0, 0,-1,-1, 0,
+ 1, 0, 1, 0, -1, 0, 1, 0, 1, 0,-1, 0, -1, 0,-1, 0,
+ 1, 1, 0, 0, -1, 1, 0, 0, 1,-1, 0, 0, -1,-1, 0, 0,
+ 1, 1, 0, 0, 0,-1, 1, 0, -1, 1, 0, 0, 0,-1,-1, 0
+};
+
+template <typename T>
+const T FastNoiseLite::Lookup<T>::RandVecs3D[] =
+{
+ -0.7292736885f, -0.6618439697f, 0.1735581948f, 0, 0.790292081f, -0.5480887466f, -0.2739291014f, 0, 0.7217578935f, 0.6226212466f, -0.3023380997f, 0, 0.565683137f, -0.8208298145f, -0.0790000257f, 0, 0.760049034f, -0.5555979497f, -0.3370999617f, 0, 0.3713945616f, 0.5011264475f, 0.7816254623f, 0, -0.1277062463f, -0.4254438999f, -0.8959289049f, 0, -0.2881560924f, -0.5815838982f, 0.7607405838f, 0,
+ 0.5849561111f, -0.662820239f, -0.4674352136f, 0, 0.3307171178f, 0.0391653737f, 0.94291689f, 0, 0.8712121778f, -0.4113374369f, -0.2679381538f, 0, 0.580981015f, 0.7021915846f, 0.4115677815f, 0, 0.503756873f, 0.6330056931f, -0.5878203852f, 0, 0.4493712205f, 0.601390195f, 0.6606022552f, 0, -0.6878403724f, 0.09018890807f, -0.7202371714f, 0, -0.5958956522f, -0.6469350577f, 0.475797649f, 0,
+ -0.5127052122f, 0.1946921978f, -0.8361987284f, 0, -0.9911507142f, -0.05410276466f, -0.1212153153f, 0, -0.2149721042f, 0.9720882117f, -0.09397607749f, 0, -0.7518650936f, -0.5428057603f, 0.3742469607f, 0, 0.5237068895f, 0.8516377189f, -0.02107817834f, 0, 0.6333504779f, 0.1926167129f, -0.7495104896f, 0, -0.06788241606f, 0.3998305789f, 0.9140719259f, 0, -0.5538628599f, -0.4729896695f, -0.6852128902f, 0,
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+ 0.3501822831f, 0.9242524096f, -0.1520850155f, 0, 0.1987849858f, 0.07647613266f, 0.9770547224f, 0, 0.7845996363f, 0.6066256811f, -0.1280964233f, 0, 0.09006737436f, -0.9750989929f, -0.2026569073f, 0, -0.8274343547f, -0.542299559f, 0.1458203587f, 0, -0.3485797732f, -0.415802277f, 0.840000362f, 0, -0.2471778936f, -0.7304819962f, -0.6366310879f, 0, -0.3700154943f, 0.8577948156f, 0.3567584454f, 0,
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+ -0.3849775103f, 0.5676542638f, 0.7277093879f, 0, 0.5754444408f, 0.8110471154f, -0.1051963504f, 0, 0.9141593684f, 0.3832947817f, 0.131900567f, 0, -0.107925319f, 0.9245493968f, 0.3654593525f, 0, 0.377977089f, 0.3043148782f, 0.8743716458f, 0, -0.2142885215f, -0.8259286236f, 0.5214617324f, 0, 0.5802544474f, 0.4148098596f, -0.7008834116f, 0, -0.1982660881f, 0.8567161266f, -0.4761596756f, 0,
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+ -0.7734880599f, -0.5261292347f, 0.3534179531f, 0, -0.7134492443f, -0.269547243f, 0.6467878011f, 0, 0.1644037271f, 0.5105846203f, -0.8439637196f, 0, 0.6494635788f, 0.05585611296f, 0.7583384168f, 0, -0.4711970882f, 0.5017280509f, -0.7254255765f, 0, -0.6335764307f, -0.2381686273f, -0.7361091029f, 0, -0.9021533097f, -0.270947803f, -0.3357181763f, 0, -0.3793711033f, 0.872258117f, 0.3086152025f, 0,
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+ 0.6984635305f, -0.02980516237f, -0.715024719f, 0, 0.8318082963f, -0.3930171956f, 0.3919597455f, 0, 0.1469576422f, 0.05541651717f, -0.9875892167f, 0, 0.708868575f, -0.2690503865f, 0.6520101478f, 0, 0.2726053183f, 0.67369766f, -0.68688995f, 0, -0.6591295371f, 0.3035458599f, -0.6880466294f, 0, 0.4815131379f, -0.7528270071f, 0.4487723203f, 0, 0.9430009463f, 0.1675647412f, -0.2875261255f, 0,
+ 0.434802957f, 0.7695304522f, -0.4677277752f, 0, 0.3931996188f, 0.594473625f, 0.7014236729f, 0, 0.7254336655f, -0.603925654f, 0.3301814672f, 0, 0.7590235227f, -0.6506083235f, 0.02433313207f, 0, -0.8552768592f, -0.3430042733f, 0.3883935666f, 0, -0.6139746835f, 0.6981725247f, 0.3682257648f, 0, -0.7465905486f, -0.5752009504f, 0.3342849376f, 0, 0.5730065677f, 0.810555537f, -0.1210916791f, 0,
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+ -0.3794024848f, 0.9245608561f, -0.03522751494f, 0, 0.8229248658f, 0.2745365933f, -0.4974176556f, 0, -0.5404114394f, 0.6091141441f, 0.5804613989f, 0, 0.8036581901f, -0.2703029469f, 0.5301601931f, 0, 0.6044318879f, 0.6832968393f, 0.4095943388f, 0, 0.06389988817f, 0.9658208605f, -0.2512108074f, 0, 0.1087113286f, 0.7402471173f, -0.6634877936f, 0, -0.713427712f, -0.6926784018f, 0.1059128479f, 0,
+ 0.6458897819f, -0.5724548511f, -0.5050958653f, 0, -0.6553931414f, 0.7381471625f, 0.159995615f, 0, 0.3910961323f, 0.9188871375f, -0.05186755998f, 0, -0.4879022471f, -0.5904376907f, 0.6429111375f, 0, 0.6014790094f, 0.7707441366f, -0.2101820095f, 0, -0.5677173047f, 0.7511360995f, 0.3368851762f, 0, 0.7858573506f, 0.226674665f, 0.5753666838f, 0, -0.4520345543f, -0.604222686f, -0.6561857263f, 0,
+ 0.002272116345f, 0.4132844051f, -0.9105991643f, 0, -0.5815751419f, -0.5162925989f, 0.6286591339f, 0, -0.03703704785f, 0.8273785755f, 0.5604221175f, 0, -0.5119692504f, 0.7953543429f, -0.3244980058f, 0, -0.2682417366f, -0.9572290247f, -0.1084387619f, 0, -0.2322482736f, -0.9679131102f, -0.09594243324f, 0, 0.3554328906f, -0.8881505545f, 0.2913006227f, 0, 0.7346520519f, -0.4371373164f, 0.5188422971f, 0,
+ 0.9985120116f, 0.04659011161f, -0.02833944577f, 0, -0.3727687496f, -0.9082481361f, 0.1900757285f, 0, 0.91737377f, -0.3483642108f, 0.1925298489f, 0, 0.2714911074f, 0.4147529736f, -0.8684886582f, 0, 0.5131763485f, -0.7116334161f, 0.4798207128f, 0, -0.8737353606f, 0.18886992f, -0.4482350644f, 0, 0.8460043821f, -0.3725217914f, 0.3814499973f, 0, 0.8978727456f, -0.1780209141f, -0.4026575304f, 0,
+ 0.2178065647f, -0.9698322841f, -0.1094789531f, 0, -0.1518031304f, -0.7788918132f, -0.6085091231f, 0, -0.2600384876f, -0.4755398075f, -0.8403819825f, 0, 0.572313509f, -0.7474340931f, -0.3373418503f, 0, -0.7174141009f, 0.1699017182f, -0.6756111411f, 0, -0.684180784f, 0.02145707593f, -0.7289967412f, 0, -0.2007447902f, 0.06555605789f, -0.9774476623f, 0, -0.1148803697f, -0.8044887315f, 0.5827524187f, 0,
+ -0.7870349638f, 0.03447489231f, 0.6159443543f, 0, -0.2015596421f, 0.6859872284f, 0.6991389226f, 0, -0.08581082512f, -0.10920836f, -0.9903080513f, 0, 0.5532693395f, 0.7325250401f, -0.396610771f, 0, -0.1842489331f, -0.9777375055f, -0.1004076743f, 0, 0.0775473789f, -0.9111505856f, 0.4047110257f, 0, 0.1399838409f, 0.7601631212f, -0.6344734459f, 0, 0.4484419361f, -0.845289248f, 0.2904925424f, 0
+};
+
+}
+#endif // namespace fastnoiselite
diff --git a/thirdparty/noise/patches/FastNoiseLite.patch b/thirdparty/noise/patches/FastNoiseLite.patch
new file mode 100644
index 0000000000..acb1edfd73
--- /dev/null
+++ b/thirdparty/noise/patches/FastNoiseLite.patch
@@ -0,0 +1,18 @@
+--- orig/FastNoiseLite.h 1900-01-00 00:00:00 +0000
++++ noise/FastNoiseLite.h 1900-01-00 00:00:00 +0000
+@@ -52,6 +52,8 @@
+
+ #include <cmath>
+
++namespace fastnoiselite{
++
+ class FastNoiseLite
+ {
+ public:
+@@ -2583,4 +2585,5 @@
+ -0.7870349638f, 0.03447489231f, 0.6159443543f, 0, -0.2015596421f, 0.6859872284f, 0.6991389226f, 0, -0.08581082512f, -0.10920836f, -0.9903080513f, 0, 0.5532693395f, 0.7325250401f, -0.396610771f, 0, -0.1842489331f, -0.9777375055f, -0.1004076743f, 0, 0.0775473789f, -0.9111505856f, 0.4047110257f, 0, 0.1399838409f, 0.7601631212f, -0.6344734459f, 0, 0.4484419361f, -0.845289248f, 0.2904925424f, 0
+ };
+
+-#endif
++}
++#endif // namespace fastnoiselite