From 376442e95aaf6467cc010265f0fbaa8063394dc5 Mon Sep 17 00:00:00 2001 From: Connor Date: Sun, 22 Feb 2026 15:40:25 +0900 Subject: [PATCH] more nodes --- CMakeLists.txt | 12 +- include/Util/FastNoiseLite.h | 1191 ----------------------- include/WorldGraph/WorldGraphNode.h | 251 +++++ src/WorldGraph/WorldGraphSerializer.cpp | 26 + tests/WorldGraph/test_GraphNodes.cpp | 244 +++++ 5 files changed, 532 insertions(+), 1192 deletions(-) delete mode 100644 include/Util/FastNoiseLite.h diff --git a/CMakeLists.txt b/CMakeLists.txt index 573811b..318616d 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -51,6 +51,14 @@ FetchContent_Declare( GIT_SHALLOW TRUE ) +# FastNoiseLite – single-header noise generation (used by WorldGraph noise nodes) +FetchContent_Declare( + FastNoiseLite + GIT_REPOSITORY https://github.com/Auburn/FastNoiseLite.git + GIT_TAG master + GIT_SHALLOW TRUE +) + # ---- Frontend dependencies (used by tools/) ---------------------------------- # GLFW – windowing for the node-editor tool @@ -88,7 +96,7 @@ FetchContent_Declare( GIT_SHALLOW TRUE ) -FetchContent_MakeAvailable(flecs doctest glm nlohmann_json glfw imgui imnodes) +FetchContent_MakeAvailable(flecs doctest glm nlohmann_json glfw imgui imnodes FastNoiseLite) # ---- Core library ------------------------------------------------------------ @@ -105,6 +113,7 @@ add_library(factory-hole-core ${SOURCES}) target_include_directories(factory-hole-core PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include + ${fastnoiselite_SOURCE_DIR}/Cpp ) target_link_libraries(factory-hole-core PUBLIC @@ -129,6 +138,7 @@ add_executable(factory-hole-tests ${TEST_SOURCES}) target_include_directories(factory-hole-tests PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include + ${fastnoiselite_SOURCE_DIR}/Cpp ) target_link_libraries(factory-hole-tests PRIVATE diff --git a/include/Util/FastNoiseLite.h b/include/Util/FastNoiseLite.h deleted file mode 100644 index 03ac939..0000000 --- a/include/Util/FastNoiseLite.h +++ /dev/null @@ -1,1191 +0,0 @@ -// MIT License -// -// Copyright(c) 2023 Jordan Peck (jordan.me2@gmail.com) -// Copyright(c) 2023 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: 1.1.0 -// https://github.com/Auburn/FastNoiseLite - -#ifndef FASTNOISELITESTATIC_H -#define FASTNOISELITESTATIC_H - -#include - -namespace fastnoiselitestatic { - - template - struct Arguments_must_be_floating_point_values; - - template - 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 - static int FastFloor(FNfloat f) { return f >= 0 ? (int)f : (int)f - 1; } - - template - 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; - } - - // Hashing - static constexpr int PrimeX = 501125321; - static constexpr int PrimeY = 1136930381; - static constexpr 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); - } - - - static 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::Gradients2D[hash]; - float yg = Lookup::Gradients2D[hash | 1]; - - return xd * xg + yd * yg; - } - - - static 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::Gradients3D[hash]; - float yg = Lookup::Gradients3D[hash | 1]; - float zg = Lookup::Gradients3D[hash | 2]; - - return xd * xg + yd * yg + zd * zg; - } - - - static void GradCoordOut(int seed, int xPrimed, int yPrimed, float& xo, float& yo) - { - int hash = Hash(seed, xPrimed, yPrimed) & (255 << 1); - - xo = Lookup::RandVecs2D[hash]; - yo = Lookup::RandVecs2D[hash | 1]; - } - - - static 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::RandVecs3D[hash]; - yo = Lookup::RandVecs3D[hash | 1]; - zo = Lookup::RandVecs3D[hash | 2]; - } - - - static 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::Gradients2D[index1]; - float yg = Lookup::Gradients2D[index1 | 1]; - float value = xd * xg + yd * yg; - - float xgo = Lookup::RandVecs2D[index2]; - float ygo = Lookup::RandVecs2D[index2 | 1]; - - xo = value * xgo; - yo = value * ygo; - } - - - static 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::Gradients3D[index1]; - float yg = Lookup::Gradients3D[index1 | 1]; - float zg = Lookup::Gradients3D[index1 | 2]; - float value = xd * xg + yd * yg + zd * zg; - - float xgo = Lookup::RandVecs3D[index2]; - float ygo = Lookup::RandVecs3D[index2 | 1]; - float zgo = Lookup::RandVecs3D[index2 | 2]; - - xo = value * xgo; - yo = value * ygo; - zo = value * zgo; - } - - // Noise Coordinate Transforms (frequency, and possible skew or rotation) - - template - static void TransformNoiseCoordinate(FNfloat& x, FNfloat& y, FNfloat frequency) - { - x *= frequency; - y *= frequency; - } - - template - static void TransformNoiseCoordinate_OpenSimplex(FNfloat& x, FNfloat& y, FNfloat frequency) - { - TransformNoiseCoordinate(x, y, frequency); - - const FNfloat SQRT3 = (FNfloat)1.7320508075688772935274463415059; - const FNfloat F2 = 0.5f * (SQRT3 - 1); - FNfloat t = (x + y) * F2; - x += t; - y += t; - } - - template - static float SingleSimplex(int seed, FNfloat x, FNfloat y) - { - // 2D OpenSimplex2 case uses the same algorithm as ordinary Simplex. - - constexpr float SQRT3 = 1.7320508075688772935274463415059f; - constexpr 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 - static 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 - static 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 - static 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 - static float SingleCellular(int seed, int x, int y) - { - float distance = 1e10f; - constexpr float cellularJitter = 0.43701595f /** mCellularJitterModifier*/; - - constexpr int xPrimed = (x - 1) * PrimeX; - constexpr int yPrimedBase = (y - 1) * PrimeY; - - for (int xi = x - 1; xi <= x + 1; xi++) - { - int yPrimed = yPrimedBase; - - for (int yi = y - 1; yi <= y + 1; yi++) - { - int hash = Hash(seed, xPrimed, yPrimed); - int idx = hash & (255 << 1); - - float vecX = (float)(xi - x) + Lookup::RandVecs2D[idx] * cellularJitter; - float vecY = (float)(yi - y) + Lookup::RandVecs2D[idx | 1] * cellularJitter; - - float newDistance = vecX * vecX + vecY * vecY; - - if (newDistance < distance) - { - distance = newDistance; - //closestHash = hash; - } - yPrimed += PrimeY; - } - xPrimed += PrimeX; - } - - distance = FastSqrt(distance); - - return distance; - } - -// GCC raises warnings when integer overflows occur, which are needed for hashing here. -#if defined(__GNUC__) && !defined(__clang__) -#pragma GCC diagnostic push -#pragma GCC diagnostic ignored "-Waggressive-loop-optimizations" -#endif - - template - float SingleCellular(int seed, FNfloat x, FNfloat y, FNfloat z) - { - float distance = 1e10f; - int closestHash = 0; - - float cellularJitter = 0.39614353f; - - int xPrimed = (x - 1) * PrimeX; - int yPrimedBase = (y - 1) * PrimeY; - int zPrimedBase = (z - 1) * PrimeZ; - - for (int xi = x - 1; xi <= x + 1; xi++) - { - int yPrimed = yPrimedBase; - - for (int yi = y - 1; yi <= y + 1; yi++) - { - int zPrimed = zPrimedBase; - - for (int zi = z - 1; zi <= z + 1; zi++) - { - int hash = Hash(seed, xPrimed, yPrimed, zPrimed); - int idx = hash & (255 << 2); - - float vecX = (float)(xi - x) + Lookup::RandVecs3D[idx] * cellularJitter; - float vecY = (float)(yi - y) + Lookup::RandVecs3D[idx | 1] * cellularJitter; - float vecZ = (float)(zi - z) + Lookup::RandVecs3D[idx | 2] * cellularJitter; - - float newDistance = vecX * vecX + vecY * vecY + vecZ * vecZ; - - if (newDistance < distance) - { - distance = newDistance; - closestHash = hash; - } - zPrimed += PrimeZ; - } - yPrimed += PrimeY; - } - xPrimed += PrimeX; - } - - distance = FastSqrt(distance); - - return distance - 1; - } - -#if defined(__GNUC__) && !defined(__clang__) -#pragma GCC diagnostic pop -#endif - - // Perlin Noise - - template - static 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 - static 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 - static 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 - static 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 - static 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 - static 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 <> -struct Arguments_must_be_floating_point_values {}; -template <> -struct Arguments_must_be_floating_point_values {}; -template <> -struct Arguments_must_be_floating_point_values {}; - -template -const T Lookup::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 -const T Lookup::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 -const T Lookup::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 -const T Lookup::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, - -0.7261455366f, -0.5911990757f, 0.3509933228f, 0, -0.9229274737f, -0.1782808786f, 0.3412049336f, 0, -0.6968815002f, 0.6511274338f, 0.3006480328f, 0, 0.9608044783f, -0.2098363234f, -0.1811724921f, 0, 0.06817146062f, -0.9743405129f, 0.2145069156f, 0, -0.3577285196f, -0.6697087264f, -0.6507845481f, 0, -0.1868621131f, 0.7648617052f, -0.6164974636f, 0, -0.6541697588f, 0.3967914832f, 0.6439087246f, 0, - 0.6993340405f, -0.6164538506f, 0.3618239211f, 0, -0.1546665739f, 0.6291283928f, 0.7617583057f, 0, -0.6841612949f, -0.2580482182f, -0.6821542638f, 0, 0.5383980957f, 0.4258654885f, 0.7271630328f, 0, -0.5026987823f, -0.7939832935f, -0.3418836993f, 0, 0.3202971715f, 0.2834415347f, 0.9039195862f, 0, 0.8683227101f, -0.0003762656404f, -0.4959995258f, 0, 0.791120031f, -0.08511045745f, 0.6057105799f, 0, - -0.04011016052f, -0.4397248749f, 0.8972364289f, 0, 0.9145119872f, 0.3579346169f, -0.1885487608f, 0, -0.9612039066f, -0.2756484276f, 0.01024666929f, 0, 0.6510361721f, -0.2877799159f, -0.7023778346f, 0, -0.2041786351f, 0.7365237271f, 0.644859585f, 0, -0.7718263711f, 0.3790626912f, 0.5104855816f, 0, -0.3060082741f, -0.7692987727f, 0.5608371729f, 0, 0.454007341f, -0.5024843065f, 0.7357899537f, 0, - 0.4816795475f, 0.6021208291f, -0.6367380315f, 0, 0.6961980369f, -0.3222197429f, 0.641469197f, 0, -0.6532160499f, -0.6781148932f, 0.3368515753f, 0, 0.5089301236f, -0.6154662304f, -0.6018234363f, 0, -0.1635919754f, -0.9133604627f, -0.372840892f, 0, 0.52408019f, -0.8437664109f, 0.1157505864f, 0, 0.5902587356f, 0.4983817807f, -0.6349883666f, 0, 0.5863227872f, 0.494764745f, 0.6414307729f, 0, - 0.6779335087f, 0.2341345225f, 0.6968408593f, 0, 0.7177054546f, -0.6858979348f, 0.120178631f, 0, -0.5328819713f, -0.5205125012f, 0.6671608058f, 0, -0.8654874251f, -0.0700727088f, -0.4960053754f, 0, -0.2861810166f, 0.7952089234f, 0.5345495242f, 0, -0.04849529634f, 0.9810836427f, -0.1874115585f, 0, -0.6358521667f, 0.6058348682f, 0.4781800233f, 0, 0.6254794696f, -0.2861619734f, 0.7258696564f, 0, - -0.2585259868f, 0.5061949264f, -0.8227581726f, 0, 0.02136306781f, 0.5064016808f, -0.8620330371f, 0, 0.200111773f, 0.8599263484f, 0.4695550591f, 0, 0.4743561372f, 0.6014985084f, -0.6427953014f, 0, 0.6622993731f, -0.5202474575f, -0.5391679918f, 0, 0.08084972818f, -0.6532720452f, 0.7527940996f, 0, -0.6893687501f, 0.0592860349f, 0.7219805347f, 0, -0.1121887082f, -0.9673185067f, 0.2273952515f, 0, - 0.7344116094f, 0.5979668656f, -0.3210532909f, 0, 0.5789393465f, -0.2488849713f, 0.7764570201f, 0, 0.6988182827f, 0.3557169806f, -0.6205791146f, 0, -0.8636845529f, -0.2748771249f, -0.4224826141f, 0, -0.4247027957f, -0.4640880967f, 0.777335046f, 0, 0.5257722489f, -0.8427017621f, 0.1158329937f, 0, 0.9343830603f, 0.316302472f, -0.1639543925f, 0, -0.1016836419f, -0.8057303073f, -0.5834887393f, 0, - -0.6529238969f, 0.50602126f, -0.5635892736f, 0, -0.2465286165f, -0.9668205684f, -0.06694497494f, 0, -0.9776897119f, -0.2099250524f, -0.007368825344f, 0, 0.7736893337f, 0.5734244712f, 0.2694238123f, 0, -0.6095087895f, 0.4995678998f, 0.6155736747f, 0, 0.5794535482f, 0.7434546771f, 0.3339292269f, 0, -0.8226211154f, 0.08142581855f, 0.5627293636f, 0, -0.510385483f, 0.4703667658f, 0.7199039967f, 0, - -0.5764971849f, -0.07231656274f, -0.8138926898f, 0, 0.7250628871f, 0.3949971505f, -0.5641463116f, 0, -0.1525424005f, 0.4860840828f, -0.8604958341f, 0, -0.5550976208f, -0.4957820792f, 0.667882296f, 0, -0.1883614327f, 0.9145869398f, 0.357841725f, 0, 0.7625556724f, -0.5414408243f, -0.3540489801f, 0, -0.5870231946f, -0.3226498013f, -0.7424963803f, 0, 0.3051124198f, 0.2262544068f, -0.9250488391f, 0, - 0.6379576059f, 0.577242424f, -0.5097070502f, 0, -0.5966775796f, 0.1454852398f, -0.7891830656f, 0, -0.658330573f, 0.6555487542f, -0.3699414651f, 0, 0.7434892426f, 0.2351084581f, 0.6260573129f, 0, 0.5562114096f, 0.8264360377f, -0.0873632843f, 0, -0.3028940016f, -0.8251527185f, 0.4768419182f, 0, 0.1129343818f, -0.985888439f, -0.1235710781f, 0, 0.5937652891f, -0.5896813806f, 0.5474656618f, 0, - 0.6757964092f, -0.5835758614f, -0.4502648413f, 0, 0.7242302609f, -0.1152719764f, 0.6798550586f, 0, -0.9511914166f, 0.0753623979f, -0.2992580792f, 0, 0.2539470961f, -0.1886339355f, 0.9486454084f, 0, 0.571433621f, -0.1679450851f, -0.8032795685f, 0, -0.06778234979f, 0.3978269256f, 0.9149531629f, 0, 0.6074972649f, 0.733060024f, -0.3058922593f, 0, -0.5435478392f, 0.1675822484f, 0.8224791405f, 0, - -0.5876678086f, -0.3380045064f, -0.7351186982f, 0, -0.7967562402f, 0.04097822706f, -0.6029098428f, 0, -0.1996350917f, 0.8706294745f, 0.4496111079f, 0, -0.02787660336f, -0.9106232682f, -0.4122962022f, 0, -0.7797625996f, -0.6257634692f, 0.01975775581f, 0, -0.5211232846f, 0.7401644346f, -0.4249554471f, 0, 0.8575424857f, 0.4053272873f, -0.3167501783f, 0, 0.1045223322f, 0.8390195772f, -0.5339674439f, 0, - 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, - 0.5913394901f, -0.548311967f, -0.5913303597f, 0, 0.1204873514f, -0.7626472379f, -0.6354935001f, 0, 0.616959265f, 0.03079647928f, 0.7863922953f, 0, 0.1258156836f, -0.6640829889f, -0.7369967419f, 0, -0.6477565124f, -0.1740147258f, -0.7417077429f, 0, 0.6217889313f, -0.7804430448f, -0.06547655076f, 0, 0.6589943422f, -0.6096987708f, 0.4404473475f, 0, -0.2689837504f, -0.6732403169f, -0.6887635427f, 0, - -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, - -0.03381553704f, 0.3773180787f, -0.9254661404f, 0, -0.6867922841f, -0.6656597827f, 0.2919133642f, 0, 0.7731742607f, -0.2875793547f, -0.5652430251f, 0, -0.09655941928f, 0.9193708367f, -0.3813575004f, 0, 0.2715702457f, -0.9577909544f, -0.09426605581f, 0, 0.2451015704f, -0.6917998565f, -0.6792188003f, 0, 0.977700782f, -0.1753855374f, 0.1155036542f, 0, -0.5224739938f, 0.8521606816f, 0.02903615945f, 0, - -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, - -0.6855598966f, -0.3250143309f, 0.6514394162f, 0, 0.2900942212f, -0.7799057743f, -0.5546100667f, 0, -0.2098319339f, 0.85037073f, 0.4825351604f, 0, -0.4592603758f, 0.6598504336f, -0.5947077538f, 0, 0.8715945488f, 0.09616365406f, -0.4807031248f, 0, -0.6776666319f, 0.7118504878f, -0.1844907016f, 0, 0.7044377633f, 0.312427597f, 0.637304036f, 0, -0.7052318886f, -0.2401093292f, -0.6670798253f, 0, - 0.081921007f, -0.7207336136f, -0.6883545647f, 0, -0.6993680906f, -0.5875763221f, -0.4069869034f, 0, -0.1281454481f, 0.6419895885f, 0.7559286424f, 0, -0.6337388239f, -0.6785471501f, -0.3714146849f, 0, 0.5565051903f, -0.2168887573f, -0.8020356851f, 0, -0.5791554484f, 0.7244372011f, -0.3738578718f, 0, 0.1175779076f, -0.7096451073f, 0.6946792478f, 0, -0.6134619607f, 0.1323631078f, 0.7785527795f, 0, - 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, - -0.9225877367f, -0.3475211012f, -0.167514036f, 0, -0.7105816789f, -0.4719692027f, -0.5218416899f, 0, -0.08564609717f, 0.3583001386f, 0.929669703f, 0, -0.8279697606f, -0.2043157126f, 0.5222271202f, 0, 0.427944023f, 0.278165994f, 0.8599346446f, 0, 0.5399079671f, -0.7857120652f, -0.3019204161f, 0, 0.5678404253f, -0.5495413974f, -0.6128307303f, 0, -0.9896071041f, 0.1365639107f, -0.04503418428f, 0, - -0.6154342638f, -0.6440875597f, 0.4543037336f, 0, 0.1074204368f, -0.7946340692f, 0.5975094525f, 0, -0.3595449969f, -0.8885529948f, 0.28495784f, 0, -0.2180405296f, 0.1529888965f, 0.9638738118f, 0, -0.7277432317f, -0.6164050508f, -0.3007234646f, 0, 0.7249729114f, -0.00669719484f, 0.6887448187f, 0, -0.5553659455f, -0.5336586252f, 0.6377908264f, 0, 0.5137558015f, 0.7976208196f, -0.3160000073f, 0, - -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 -}; - -} // namespace FASTNOISELITESTATIC_H - -#endif diff --git a/include/WorldGraph/WorldGraphNode.h b/include/WorldGraph/WorldGraphNode.h index e38fa2a..3825425 100644 --- a/include/WorldGraph/WorldGraphNode.h +++ b/include/WorldGraph/WorldGraphNode.h @@ -3,6 +3,7 @@ #include "WorldGraph/WorldGraphTypes.h" #include "config.h" +#include #include #include #include @@ -380,4 +381,254 @@ public: Value Evaluate(const EvalContext& ctx, const std::vector&) const override { return Value::MakeInt(ctx.worldY); }; }; +// ─────────────────────────────── Min / Max / Clamp ─────────────────────────── + +/// min(a, b) (Float) +class MinNode : public Node { +public: + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return { Type::Float, Type::Float }; } + std::string GetName() const override { return "Min"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 2); + return Value::MakeFloat(std::min(in[0].AsFloat(), in[1].AsFloat())); + } +}; + +/// max(a, b) (Float) +class MaxNode : public Node { +public: + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return { Type::Float, Type::Float }; } + std::string GetName() const override { return "Max"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 2); + return Value::MakeFloat(std::max(in[0].AsFloat(), in[1].AsFloat())); + } +}; + +/// clamp(value, min, max) (Float) +class ClampNode : public Node { +public: + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return { Type::Float, Type::Float, Type::Float }; } + std::string GetName() const override { return "Clamp"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 3); + return Value::MakeFloat(std::max(in[1].AsFloat(), std::min(in[0].AsFloat(), in[2].AsFloat()))); + } +}; + +// ─────────────────────────────── Int control flow ──────────────────────────── + +/// Selects between two integer inputs based on a boolean condition. +/// +/// inputs[0] condition (Bool) +/// inputs[1] value if true (Int) +/// inputs[2] value if false (Int) +/// +/// Unlike BranchNode, inputs are typed Int so the visual editor can flag +/// float connections at authoring time. +class IntBranchNode : public Node { +public: + Type GetOutputType() const override { return Type::Int; } + std::vector GetInputTypes() const override { + return { Type::Bool, Type::Int, Type::Int }; + } + std::string GetName() const override { return "IntBranch"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 3); + return Value::MakeInt(in[0].AsBool() ? in[1].AsInt() : in[2].AsInt()); + } +}; + +// ─────────────────────────────── Extended math nodes ───────────────────────── + +/// sqrt(a), clamped to 0 for negative inputs (Float) +class SqrtNode : public Node { +public: + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return { Type::Float }; } + std::string GetName() const override { return "Sqrt"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 1); + return Value::MakeFloat(std::sqrt(std::max(0.0f, in[0].AsFloat()))); + } +}; + +/// pow(a, b) (Float) +class PowNode : public Node { +public: + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return { Type::Float, Type::Float }; } + std::string GetName() const override { return "Pow"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 2); + return Value::MakeFloat(std::pow(in[0].AsFloat(), in[1].AsFloat())); + } +}; + +/// a * a (Float) +class SquareNode : public Node { +public: + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return { Type::Float }; } + std::string GetName() const override { return "Square"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 1); + float a = in[0].AsFloat(); + return Value::MakeFloat(a * a); + } +}; + +/// 1 − a (Float) +class OneMinusNode : public Node { +public: + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return { Type::Float }; } + std::string GetName() const override { return "OneMinus"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 1); + return Value::MakeFloat(1.0f - in[0].AsFloat()); + } +}; + +// ─────────────────────────────── Boolean logic (extended) ──────────────────── + +/// Outputs a XOR b (Bool) +class XorNode : public Node { +public: + Type GetOutputType() const override { return Type::Bool; } + std::vector GetInputTypes() const override { return { Type::Bool, Type::Bool }; } + std::string GetName() const override { return "Xor"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 2); + return Value::MakeBool(in[0].AsBool() != in[1].AsBool()); + } +}; + +/// Outputs !(a && b) (Bool) +class NandNode : public Node { +public: + Type GetOutputType() const override { return Type::Bool; } + std::vector GetInputTypes() const override { return { Type::Bool, Type::Bool }; } + std::string GetName() const override { return "Nand"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 2); + return Value::MakeBool(!(in[0].AsBool() && in[1].AsBool())); + } +}; + +/// Outputs !(a || b) (Bool) +class NorNode : public Node { +public: + Type GetOutputType() const override { return Type::Bool; } + std::vector GetInputTypes() const override { return { Type::Bool, Type::Bool }; } + std::string GetName() const override { return "Nor"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 2); + return Value::MakeBool(!(in[0].AsBool() || in[1].AsBool())); + } +}; + +/// Outputs !(a XOR b) — true when both inputs are equal (Bool) +class XnorNode : public Node { +public: + Type GetOutputType() const override { return Type::Bool; } + std::vector GetInputTypes() const override { return { Type::Bool, Type::Bool }; } + std::string GetName() const override { return "Xnor"; } + Value Evaluate(const EvalContext&, const std::vector& in) const override { + DEV_ASSERT(in.size() == 2); + return Value::MakeBool(in[0].AsBool() == in[1].AsBool()); + } +}; + +// ─────────────────────────────── Noise nodes ───────────────────────────────── +// +// Each noise node reads worldX/Y and seed from EvalContext; no graph inputs. +// Output is a Float in [-1, 1]. +// +// A new FastNoiseLite object is constructed per evaluation so that the seed +// from the context is applied correctly across every cell. + +/// Perlin noise — output in [-1, 1] (Float) +class PerlinNoiseNode : public Node { +public: + float frequency { 0.01f }; + + explicit PerlinNoiseNode(float freq = 0.01f) : frequency(freq) {} + + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return {}; } + std::string GetName() const override { return "PerlinNoise"; } + Value Evaluate(const EvalContext& ctx, const std::vector&) const override { + FastNoiseLite fn; + fn.SetSeed(static_cast(ctx.seed)); + fn.SetNoiseType(FastNoiseLite::NoiseType_Perlin); + fn.SetFrequency(frequency); + return Value::MakeFloat(fn.GetNoise(static_cast(ctx.worldX), + static_cast(ctx.worldY))); + } +}; + +/// OpenSimplex2 noise — output in [-1, 1] (Float) +class SimplexNoiseNode : public Node { +public: + float frequency { 0.01f }; + + explicit SimplexNoiseNode(float freq = 0.01f) : frequency(freq) {} + + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return {}; } + std::string GetName() const override { return "SimplexNoise"; } + Value Evaluate(const EvalContext& ctx, const std::vector&) const override { + FastNoiseLite fn; + fn.SetSeed(static_cast(ctx.seed)); + fn.SetNoiseType(FastNoiseLite::NoiseType_OpenSimplex2); + fn.SetFrequency(frequency); + return Value::MakeFloat(fn.GetNoise(static_cast(ctx.worldX), + static_cast(ctx.worldY))); + } +}; + +/// Cellular (Worley) noise — output in [-1, 1] (Float) +class CellularNoiseNode : public Node { +public: + float frequency { 0.01f }; + + explicit CellularNoiseNode(float freq = 0.01f) : frequency(freq) {} + + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return {}; } + std::string GetName() const override { return "CellularNoise"; } + Value Evaluate(const EvalContext& ctx, const std::vector&) const override { + FastNoiseLite fn; + fn.SetSeed(static_cast(ctx.seed)); + fn.SetNoiseType(FastNoiseLite::NoiseType_Cellular); + fn.SetFrequency(frequency); + return Value::MakeFloat(fn.GetNoise(static_cast(ctx.worldX), + static_cast(ctx.worldY))); + } +}; + +/// Value noise — output in [-1, 1] (Float) +class ValueNoiseNode : public Node { +public: + float frequency { 0.01f }; + + explicit ValueNoiseNode(float freq = 0.01f) : frequency(freq) {} + + Type GetOutputType() const override { return Type::Float; } + std::vector GetInputTypes() const override { return {}; } + std::string GetName() const override { return "ValueNoise"; } + Value Evaluate(const EvalContext& ctx, const std::vector&) const override { + FastNoiseLite fn; + fn.SetSeed(static_cast(ctx.seed)); + fn.SetNoiseType(FastNoiseLite::NoiseType_Value); + fn.SetFrequency(frequency); + return Value::MakeFloat(fn.GetNoise(static_cast(ctx.worldX), + static_cast(ctx.worldY))); + } +}; + } // namespace WorldGraph diff --git a/src/WorldGraph/WorldGraphSerializer.cpp b/src/WorldGraph/WorldGraphSerializer.cpp index 8426a37..ad744db 100644 --- a/src/WorldGraph/WorldGraphSerializer.cpp +++ b/src/WorldGraph/WorldGraphSerializer.cpp @@ -23,12 +23,30 @@ std::unique_ptr GraphSerializer::CreateNode(const std::string& type, if (type == "And") return std::make_unique(); if (type == "Or") return std::make_unique(); if (type == "Not") return std::make_unique(); + if (type == "Xor") return std::make_unique(); + if (type == "Nand") return std::make_unique(); + if (type == "Nor") return std::make_unique(); + if (type == "Xnor") return std::make_unique(); if (type == "Branch") return std::make_unique(); + if (type == "IntBranch") return std::make_unique(); if (type == "PositionX") return std::make_unique(); if (type == "PositionY") return std::make_unique(); if (type == "Sin") return std::make_unique(); if (type == "Cos") return std::make_unique(); if (type == "Modulo") return std::make_unique(); + if (type == "Sqrt") return std::make_unique(); + if (type == "Pow") return std::make_unique(); + if (type == "Square") return std::make_unique(); + if (type == "OneMinus") return std::make_unique(); + if (type == "Min") return std::make_unique(); + if (type == "Max") return std::make_unique(); + if (type == "Clamp") return std::make_unique(); + + // Noise nodes (frequency baked in) + if (type == "PerlinNoise") return std::make_unique(j.value("frequency", 0.01f)); + if (type == "SimplexNoise") return std::make_unique(j.value("frequency", 0.01f)); + if (type == "CellularNoise") return std::make_unique(j.value("frequency",0.01f)); + if (type == "ValueNoise") return std::make_unique(j.value("frequency", 0.01f)); // Nodes with config data if (type == "Constant") { @@ -99,6 +117,14 @@ nlohmann::json GraphSerializer::ToJson(const Graph& g) } else if (const auto* qd = dynamic_cast(node)) { jNode["tileId"] = qd->tileID; jNode["maxDistance"] = qd->maxDistance; + } else if (const auto* pn = dynamic_cast(node)) { + jNode["frequency"] = pn->frequency; + } else if (const auto* sn = dynamic_cast(node)) { + jNode["frequency"] = sn->frequency; + } else if (const auto* cn = dynamic_cast(node)) { + jNode["frequency"] = cn->frequency; + } else if (const auto* vn = dynamic_cast(node)) { + jNode["frequency"] = vn->frequency; } jNodes.push_back(std::move(jNode)); diff --git a/tests/WorldGraph/test_GraphNodes.cpp b/tests/WorldGraph/test_GraphNodes.cpp index 12caced..075691a 100644 --- a/tests/WorldGraph/test_GraphNodes.cpp +++ b/tests/WorldGraph/test_GraphNodes.cpp @@ -167,4 +167,248 @@ TEST_SUITE("WorldGraph::Nodes") { PositionYNode n; CHECK(n.Evaluate(c, {}).AsInt() == -3); } + + // ── Min / Max / Clamp ───────────────────────────────────────────────────── + + TEST_CASE("MinNode: returns smaller value") { + MinNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(3.0f), Value::MakeFloat(7.0f) }).AsFloat() + == doctest::Approx(3.0f)); + CHECK(n.Evaluate(ctx, { Value::MakeFloat(7.0f), Value::MakeFloat(3.0f) }).AsFloat() + == doctest::Approx(3.0f)); + } + + TEST_CASE("MinNode: equal inputs") { + MinNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(5.0f), Value::MakeFloat(5.0f) }).AsFloat() + == doctest::Approx(5.0f)); + } + + TEST_CASE("MaxNode: returns larger value") { + MaxNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(3.0f), Value::MakeFloat(7.0f) }).AsFloat() + == doctest::Approx(7.0f)); + CHECK(n.Evaluate(ctx, { Value::MakeFloat(7.0f), Value::MakeFloat(3.0f) }).AsFloat() + == doctest::Approx(7.0f)); + } + + TEST_CASE("MaxNode: equal inputs") { + MaxNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(5.0f), Value::MakeFloat(5.0f) }).AsFloat() + == doctest::Approx(5.0f)); + } + + TEST_CASE("ClampNode: value within range passes through") { + ClampNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(5.0f), Value::MakeFloat(0.0f), Value::MakeFloat(10.0f) }).AsFloat() + == doctest::Approx(5.0f)); + } + + TEST_CASE("ClampNode: value below min clamped to min") { + ClampNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(-5.0f), Value::MakeFloat(0.0f), Value::MakeFloat(10.0f) }).AsFloat() + == doctest::Approx(0.0f)); + } + + TEST_CASE("ClampNode: value above max clamped to max") { + ClampNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(15.0f), Value::MakeFloat(0.0f), Value::MakeFloat(10.0f) }).AsFloat() + == doctest::Approx(10.0f)); + } + + // ── Int control flow ────────────────────────────────────────────────────── + + TEST_CASE("IntBranchNode: selects true branch") { + IntBranchNode n; + auto r = n.Evaluate(ctx, { Value::MakeBool(true), + Value::MakeInt(7), + Value::MakeInt(99) }); + CHECK(r.type == Type::Int); + CHECK(r.AsInt() == 7); + } + + TEST_CASE("IntBranchNode: selects false branch") { + IntBranchNode n; + auto r = n.Evaluate(ctx, { Value::MakeBool(false), + Value::MakeInt(7), + Value::MakeInt(99) }); + CHECK(r.type == Type::Int); + CHECK(r.AsInt() == 99); + } + + TEST_CASE("IntBranchNode: output type is Int") { + IntBranchNode n; + CHECK(n.GetOutputType() == Type::Int); + CHECK(n.GetInputTypes() == std::vector{ Type::Bool, Type::Int, Type::Int }); + } + + // ── Extended math ───────────────────────────────────────────────────────── + + TEST_CASE("SqrtNode: normal value") { + SqrtNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(9.0f) }).AsFloat() == doctest::Approx(3.0f)); + } + + TEST_CASE("SqrtNode: zero") { + SqrtNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(0.0f) }).AsFloat() == doctest::Approx(0.0f)); + } + + TEST_CASE("SqrtNode: negative input clamped to zero") { + SqrtNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(-4.0f) }).AsFloat() == doctest::Approx(0.0f)); + } + + TEST_CASE("PowNode: a^b") { + PowNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(2.0f), Value::MakeFloat(10.0f) }).AsFloat() + == doctest::Approx(1024.0f)); + } + + TEST_CASE("PowNode: anything to the power 0 is 1") { + PowNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(99.0f), Value::MakeFloat(0.0f) }).AsFloat() + == doctest::Approx(1.0f)); + } + + TEST_CASE("SquareNode: positive") { + SquareNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(5.0f) }).AsFloat() == doctest::Approx(25.0f)); + } + + TEST_CASE("SquareNode: negative input gives positive result") { + SquareNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(-3.0f) }).AsFloat() == doctest::Approx(9.0f)); + } + + TEST_CASE("OneMinusNode: 1 - 0.25 == 0.75") { + OneMinusNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(0.25f) }).AsFloat() == doctest::Approx(0.75f)); + } + + TEST_CASE("OneMinusNode: 1 - 0 == 1") { + OneMinusNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(0.0f) }).AsFloat() == doctest::Approx(1.0f)); + } + + TEST_CASE("OneMinusNode: 1 - 1 == 0") { + OneMinusNode n; + CHECK(n.Evaluate(ctx, { Value::MakeFloat(1.0f) }).AsFloat() == doctest::Approx(0.0f)); + } + + // ── Extended boolean logic ──────────────────────────────────────────────── + + TEST_CASE("XorNode: truth table") { + XorNode n; + CHECK(n.Evaluate(ctx, { Value::MakeBool(false), Value::MakeBool(false) }).AsBool() == false); + CHECK(n.Evaluate(ctx, { Value::MakeBool(true), Value::MakeBool(false) }).AsBool() == true); + CHECK(n.Evaluate(ctx, { Value::MakeBool(false), Value::MakeBool(true) }).AsBool() == true); + CHECK(n.Evaluate(ctx, { Value::MakeBool(true), Value::MakeBool(true) }).AsBool() == false); + } + + TEST_CASE("NandNode: truth table") { + NandNode n; + CHECK(n.Evaluate(ctx, { Value::MakeBool(false), Value::MakeBool(false) }).AsBool() == true); + CHECK(n.Evaluate(ctx, { Value::MakeBool(true), Value::MakeBool(false) }).AsBool() == true); + CHECK(n.Evaluate(ctx, { Value::MakeBool(false), Value::MakeBool(true) }).AsBool() == true); + CHECK(n.Evaluate(ctx, { Value::MakeBool(true), Value::MakeBool(true) }).AsBool() == false); + } + + TEST_CASE("NorNode: truth table") { + NorNode n; + CHECK(n.Evaluate(ctx, { Value::MakeBool(false), Value::MakeBool(false) }).AsBool() == true); + CHECK(n.Evaluate(ctx, { Value::MakeBool(true), Value::MakeBool(false) }).AsBool() == false); + CHECK(n.Evaluate(ctx, { Value::MakeBool(false), Value::MakeBool(true) }).AsBool() == false); + CHECK(n.Evaluate(ctx, { Value::MakeBool(true), Value::MakeBool(true) }).AsBool() == false); + } + + TEST_CASE("XnorNode: truth table") { + XnorNode n; + CHECK(n.Evaluate(ctx, { Value::MakeBool(false), Value::MakeBool(false) }).AsBool() == true); + CHECK(n.Evaluate(ctx, { Value::MakeBool(true), Value::MakeBool(false) }).AsBool() == false); + CHECK(n.Evaluate(ctx, { Value::MakeBool(false), Value::MakeBool(true) }).AsBool() == false); + CHECK(n.Evaluate(ctx, { Value::MakeBool(true), Value::MakeBool(true) }).AsBool() == true); + } + + // ── Noise nodes ─────────────────────────────────────────────────────────── + + TEST_CASE("PerlinNoiseNode: output is float in [-1, 1]") { + EvalContext c; c.worldX = 10; c.worldY = 20; c.seed = 42; + PerlinNoiseNode n(0.1f); + float v = n.Evaluate(c, {}).AsFloat(); + CHECK(v >= -1.0f); + CHECK(v <= 1.0f); + } + + TEST_CASE("PerlinNoiseNode: deterministic for same context") { + EvalContext c; c.worldX = 5; c.worldY = -3; c.seed = 123; + PerlinNoiseNode n(0.05f); + float v1 = n.Evaluate(c, {}).AsFloat(); + float v2 = n.Evaluate(c, {}).AsFloat(); + CHECK(v1 == doctest::Approx(v2)); + } + + TEST_CASE("PerlinNoiseNode: different positions give different values") { + EvalContext c1; c1.worldX = 0; c1.worldY = 0; c1.seed = 99; + EvalContext c2; c2.worldX = 50; c2.worldY = 50; c2.seed = 99; + PerlinNoiseNode n(0.1f); + CHECK(n.Evaluate(c1, {}).AsFloat() != doctest::Approx(n.Evaluate(c2, {}).AsFloat())); + } + + TEST_CASE("SimplexNoiseNode: output is float in [-1, 1]") { + EvalContext c; c.worldX = 7; c.worldY = 13; c.seed = 1; + SimplexNoiseNode n(0.1f); + float v = n.Evaluate(c, {}).AsFloat(); + CHECK(v >= -1.0f); + CHECK(v <= 1.0f); + } + + TEST_CASE("SimplexNoiseNode: deterministic for same context") { + EvalContext c; c.worldX = 3; c.worldY = 8; c.seed = 77; + SimplexNoiseNode n(0.05f); + CHECK(n.Evaluate(c, {}).AsFloat() == doctest::Approx(n.Evaluate(c, {}).AsFloat())); + } + + TEST_CASE("CellularNoiseNode: output is float in [-1, 1]") { + EvalContext c; c.worldX = 2; c.worldY = 9; c.seed = 500; + CellularNoiseNode n(0.1f); + float v = n.Evaluate(c, {}).AsFloat(); + CHECK(v >= -1.0f); + CHECK(v <= 1.0f); + } + + TEST_CASE("CellularNoiseNode: deterministic for same context") { + EvalContext c; c.worldX = 15; c.worldY = -7; c.seed = 256; + CellularNoiseNode n(0.08f); + CHECK(n.Evaluate(c, {}).AsFloat() == doctest::Approx(n.Evaluate(c, {}).AsFloat())); + } + + TEST_CASE("ValueNoiseNode: output is float in [-1, 1]") { + EvalContext c; c.worldX = 4; c.worldY = 6; c.seed = 11; + ValueNoiseNode n(0.1f); + float v = n.Evaluate(c, {}).AsFloat(); + CHECK(v >= -1.0f); + CHECK(v <= 1.0f); + } + + TEST_CASE("ValueNoiseNode: deterministic for same context") { + EvalContext c; c.worldX = -2; c.worldY = 3; c.seed = 404; + ValueNoiseNode n(0.05f); + CHECK(n.Evaluate(c, {}).AsFloat() == doctest::Approx(n.Evaluate(c, {}).AsFloat())); + } + + TEST_CASE("noise nodes: frequency affects output") { + EvalContext c; c.worldX = 100; c.worldY = 100; c.seed = 1; + PerlinNoiseNode lowFreq(0.001f); + PerlinNoiseNode highFreq(0.5f); + // Different frequencies must produce different values at the same position + CHECK(lowFreq.Evaluate(c, {}).AsFloat() != doctest::Approx(highFreq.Evaluate(c, {}).AsFloat())); + } + + TEST_CASE("noise nodes: seed affects output") { + EvalContext c1; c1.worldX = 10; c1.worldY = 10; c1.seed = 1; + EvalContext c2; c2.worldX = 10; c2.worldY = 10; c2.seed = 2; + PerlinNoiseNode n(0.1f); + CHECK(n.Evaluate(c1, {}).AsFloat() != doctest::Approx(n.Evaluate(c2, {}).AsFloat())); + } } \ No newline at end of file