Files
BluTac10-Xbox_Neo/Minecraft.World/Layer.cpp
2026-04-13 17:45:07 +02:00

201 lines
6.9 KiB
C++

#include "stdafx.h"
#include "net.minecraft.world.level.newbiome.layer.h"
#include "RiverInitLayer.h"
#include "RareBiomeSpotLayer.h"
#include "net.minecraft.world.level.h"
#include "BiomeOverrideLayer.h"
#include "CustomizableSourceSettings.h"
#ifdef __PSVITA__
// AP - this is used to perform fast 64bit divides of known values
#include "../Minecraft.Client/PSVita/PSVitaExtras/libdivide.h"
#include <ImposeContinentsLayer.h>
libdivide::divider<long long> fast_d2(2);
libdivide::divider<long long> fast_d3(3);
libdivide::divider<long long> fast_d4(4);
libdivide::divider<long long> fast_d5(5);
libdivide::divider<long long> fast_d6(6);
libdivide::divider<long long> fast_d7(7);
libdivide::divider<long long> fast_d10(10);
#endif
LayerArray Layer::getDefaultLayers(int64_t seed, LevelType* levelType, void* superflatConfig) {
shared_ptr<Layer> islandLayer = std::make_shared<IslandLayer>(seed, 1);
islandLayer = std::make_shared<FuzzyZoomLayer>(seed, islandLayer, 0x7D0);
islandLayer = std::make_shared<AddIslandLayer>(seed, islandLayer, 1);
islandLayer = std::make_shared<ZoomLayer>(seed, islandLayer, 0x7D1);
islandLayer = std::make_shared<AddIslandLayer>(seed, islandLayer, 2);
islandLayer = std::make_shared<AddIslandLayer>(seed, islandLayer, 0x32);
islandLayer = std::make_shared<AddIslandLayer>(seed, islandLayer, 0x46);
islandLayer = std::make_shared<RemoveTooMuchOceanLayer>(seed, islandLayer, 2);
islandLayer = std::make_shared<AddSnowLayer>(seed, islandLayer, 2);
islandLayer = std::make_shared<AddIslandLayer>(seed, islandLayer, 3);
islandLayer = std::make_shared<AddEdgeLayer>(seed, islandLayer, 2, 0);
islandLayer = std::make_shared<AddEdgeLayer>(seed, islandLayer, 2, 1);
islandLayer = std::make_shared<AddEdgeLayer>(seed, islandLayer, 3, 2);
islandLayer = std::make_shared<ZoomLayer>(seed, islandLayer, 0x7D2);
islandLayer = std::make_shared<ZoomLayer>(seed, islandLayer, 0x7D3);
islandLayer = std::make_shared<AddIslandLayer>(seed, islandLayer, 4);
islandLayer = std::make_shared<AddMushroomIslandLayer>(seed, islandLayer, 5);
islandLayer = std::make_shared<DeepOceanLayer>(seed, islandLayer, 4);
shared_ptr<Layer> baseLayer = ZoomLayer::zoom(seed, islandLayer, 0x3E8, 0);
int zoomLevel = 4;
int riverZoomCount = 4;
if (levelType == LevelType::lvl_customized && superflatConfig != nullptr) {
auto settings = CustomizableSourceSettings::Builder::build(
CustomizableSourceSettings::Builder::fromString(superflatConfig));
zoomLevel = settings->getBiomeSize();
riverZoomCount = settings->getRiverSize();
}
if (levelType == LevelType::lvl_largeBiomes) {
zoomLevel = 6;
}
shared_ptr<Layer> riverInit = make_shared<RiverInitLayer>(seed, baseLayer, 0x64);
shared_ptr<Layer> hillsNoise = ZoomLayer::zoom(seed, riverInit, 0x3E8, 2);
shared_ptr<Layer> riverLayerFinal = ZoomLayer::zoom(seed, riverInit, 0x3E8, 2);
riverLayerFinal = ZoomLayer::zoom(seed, riverLayerFinal, 0x3E8, riverZoomCount);
riverLayerFinal = make_shared<RiverLayer>(seed, riverLayerFinal, 1);
riverLayerFinal = make_shared<SmoothLayer>(seed, riverLayerFinal, 0x3E8);
shared_ptr<Layer> biomeLayer = make_shared<BiomeInitLayer>(seed, baseLayer, 0xC8, levelType, superflatConfig);
biomeLayer = ZoomLayer::zoom(seed, biomeLayer, 0x3E8, 2);
biomeLayer = make_shared<BiomeEdgeLayer>(seed, biomeLayer, 0x3E8);
biomeLayer = make_shared<RegionHillsLayer>(seed, biomeLayer, hillsNoise, 0x3E8);
biomeLayer = make_shared<RareBiomeSpotLayer>(seed, biomeLayer, 0x3E9);
for (int i = 0; i < zoomLevel; ++i) {
biomeLayer = make_shared<ZoomLayer>(seed, biomeLayer, 0x3E8 + i);
if (i == 0) {
biomeLayer = make_shared<AddIslandLayer>(seed, biomeLayer, 3);
}
if (i == 1 || zoomLevel == 1) {
biomeLayer = make_shared<ShoreLayer>(seed, biomeLayer, 0x3E8);
}
}
biomeLayer = make_shared<SmoothLayer>(seed, biomeLayer, 0x3E8);
shared_ptr<Layer> mixed = make_shared<RiverMixerLayer>(seed, biomeLayer, riverLayerFinal, 0x64);
shared_ptr<Layer> voronoi = make_shared<VoronoiZoom>(seed, mixed, 0xA);
mixed->init(seed);
voronoi->init(seed);
LayerArray result(3, false);
result[0] = mixed;
result[1] = voronoi;
result[2] = mixed;
return result;
}
Layer::Layer(int64_t seedMixup)
{
parent = nullptr;
this->seedMixup = seedMixup;
this->seedMixup *= this->seedMixup * 6364136223846793005l + 1442695040888963407l;
this->seedMixup += seedMixup;
this->seedMixup *= this->seedMixup * 6364136223846793005l + 1442695040888963407l;
this->seedMixup += seedMixup;
this->seedMixup *= this->seedMixup * 6364136223846793005l + 1442695040888963407l;
this->seedMixup += seedMixup;
}
void Layer::initRandom(int64_t x, int64_t y)
{
rval = seed;
rval *= rval * 6364136223846793005l + 1442695040888963407l;
rval += x;
rval *= rval * 6364136223846793005l + 1442695040888963407l;
rval += y;
rval *= rval * 6364136223846793005l + 1442695040888963407l;
rval += x;
rval *= rval * 6364136223846793005l + 1442695040888963407l;
rval += y;
}
int Layer::nextRandom(int max)
{
#ifdef __PSVITA__
// AP - 64bit mods are very slow on Vita. Replaced with a divide/mult for general case and a fast divide library for specific numbers
// todo - this can sometimes yield a different number to the original. There's a strange bug sometimes with Vita where if the line
// "result = (int) ((rval >> 24) % max);" is done twice in a row 'result' will not be the same. Need to speak to Sony about that
// Also need to compare level against a different platform using the same seed
int result;
long long temp = rval;
temp >>= 24;
if( max == 2 )
{
result = temp-(temp/fast_d2)*2;
}
else if( max == 3 )
{
result = temp-(temp/fast_d3)*3;
}
else if( max == 4 )
{
result = temp-(temp/fast_d4)*4;
}
else if( max == 5 )
{
result = temp-(temp/fast_d5)*5;
}
else if( max == 6 )
{
result = temp-(temp/fast_d6)*6;
}
else if( max == 7 )
{
result = temp-(temp/fast_d7)*7;
}
else if( max == 10 )
{
result = temp-(temp/fast_d10)*10;
}
else
{
result = temp-(temp/max)*max;
}
#else
int result = static_cast<int>((rval >> 24) % max);
#endif
if (result < 0) result += max;
rval *= rval * 6364136223846793005l + 1442695040888963407l;
rval += seed;
return result;
}
void Layer::init(int64_t seed)
{
this->seed = seed;
if (parent != nullptr) parent->init(seed);
this->seed *= this->seed * 6364136223846793005LL + 1442695040888963407LL;
this->seed += seedMixup;
this->seed *= this->seed * 6364136223846793005LL + 1442695040888963407LL;
this->seed += seedMixup;
this->seed *= this->seed * 6364136223846793005LL + 1442695040888963407LL;
this->seed += seedMixup;
}