Terrain generator (WIP)

This commit is contained in:
paulevsGitch 2021-12-18 23:57:44 +03:00
parent c515c3c367
commit ce88ec23f7
65 changed files with 283 additions and 371 deletions

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@ -1,8 +1,5 @@
package ru.betterend.mixin.common;
import java.util.Optional;
import java.util.Random;
import net.minecraft.world.level.ChunkPos;
import net.minecraft.world.level.LevelHeightAccessor;
import net.minecraft.world.level.chunk.ChunkGenerator;
@ -19,6 +16,9 @@ import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
import ru.betterend.world.generator.GeneratorOptions;
import java.util.Optional;
import java.util.Random;
@Mixin(EndCityFeature.class)
public class EndCityFeatureMixin {
@Inject(method = "pieceGeneratorSupplier", at = @At("HEAD"), cancellable = true)

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@ -1,8 +1,5 @@
package ru.betterend.mixin.common;
import java.util.Optional;
import java.util.Random;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Vec3i;
import net.minecraft.nbt.CompoundTag;
@ -26,6 +23,9 @@ import ru.bclib.util.StructureHelper;
import ru.betterend.BetterEnd;
import ru.betterend.world.generator.GeneratorOptions;
import java.util.Optional;
import java.util.Random;
@Mixin(EndPodiumFeature.class)
public class EndPodiumFeatureMixin {
private static BlockPos be_portalPosition;

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@ -1,188 +1,26 @@
package ru.betterend.mixin.common;
import java.util.HashSet;
import java.util.OptionalInt;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Executor;
import java.util.function.Predicate;
import java.util.function.Supplier;
import java.util.stream.IntStream;
import com.google.common.collect.Sets;
import net.minecraft.Util;
import net.minecraft.core.Registry;
import net.minecraft.server.level.WorldGenRegion;
import net.minecraft.util.Mth;
import net.minecraft.world.level.ChunkPos;
import net.minecraft.world.level.LevelHeightAccessor;
import net.minecraft.world.level.NoiseColumn;
import net.minecraft.world.level.StructureFeatureManager;
import net.minecraft.world.level.biome.Biome;
import net.minecraft.world.level.biome.BiomeManager;
import net.minecraft.world.level.biome.BiomeSource;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.chunk.ChunkAccess;
import net.minecraft.world.level.chunk.ChunkGenerator;
import net.minecraft.world.level.chunk.LevelChunkSection;
import net.minecraft.world.level.levelgen.Beardifier;
import net.minecraft.world.level.levelgen.Heightmap;
import net.minecraft.world.level.levelgen.NoiseBasedChunkGenerator;
import net.minecraft.world.level.levelgen.NoiseChunk;
import net.minecraft.world.level.levelgen.NoiseGeneratorSettings;
import net.minecraft.world.level.levelgen.StructureSettings;
import net.minecraft.world.level.levelgen.SurfaceRules;
import net.minecraft.world.level.levelgen.SurfaceSystem;
import net.minecraft.world.level.levelgen.WorldGenerationContext;
import net.minecraft.world.level.levelgen.blending.Blender;
import org.jetbrains.annotations.Nullable;
import org.objectweb.asm.Opcodes;
import org.spongepowered.asm.mixin.Final;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.Redirect;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
import ru.betterend.world.generator.EndNoiseFiller;
import ru.betterend.world.generator.GeneratorOptions;
import ru.betterend.world.generator.TerrainGenerator;
import java.util.function.Supplier;
@Mixin(NoiseBasedChunkGenerator.class)
public abstract class NoiseBasedChunkGeneratorMixin extends ChunkGenerator {
@Final
@Shadow
protected Supplier<NoiseGeneratorSettings> settings;
@Final
@Shadow
protected BlockState defaultBlock;
@Final
@Shadow
private SurfaceSystem surfaceSystem;
public NoiseBasedChunkGeneratorMixin(BiomeSource populationSource, BiomeSource biomeSource, StructureSettings structuresConfig, long worldSeed) {
super(populationSource, biomeSource, structuresConfig, worldSeed);
}
@Inject(method = "<init>(Lnet/minecraft/core/Registry;Lnet/minecraft/world/level/biome/BiomeSource;Lnet/minecraft/world/level/biome/BiomeSource;JLjava/util/function/Supplier;)V", at = @At("TAIL"))
private void beOnInit(Registry registry, BiomeSource biomeSource, BiomeSource biomeSource2, long seed, Supplier supplier, CallbackInfo ci) {
private void be_onInit(Registry registry, BiomeSource biomeSource, BiomeSource biomeSource2, long seed, Supplier supplier, CallbackInfo ci) {
TerrainGenerator.initNoise(seed);
if (GeneratorOptions.useNewGenerator() && settings.get().stable(NoiseGeneratorSettings.END)) {
EndNoiseFiller.INSTANCE.setBiomeSource(biomeSource);
}
}
//TODO: 1.18 Find another place for this
// @Inject(method = "fillNoiseColumn([DIIII)V", at = @At("HEAD"), cancellable = true, allow = 2)
// private void be_fillNoiseColumn(double[] buffer, int x, int z, int k, int l, CallbackInfo info) {
// if (GeneratorOptions.useNewGenerator() && settings.get().stable(NoiseGeneratorSettings.END)) {
// TerrainGenerator.fillTerrainDensity(buffer, x, z, getBiomeSource());
// info.cancel();
// }
// }
@Inject(method = "buildSurface", at = @At("HEAD"), cancellable = true)
private void be_buildSurface(WorldGenRegion worldGenRegion, StructureFeatureManager structureFeatureManager, ChunkAccess chunkAccess, CallbackInfo info) {
//NoiseChunk noiseChunk = chunkAccess.getOrCreateNoiseChunk(this.sampler, () -> new Beardifier(structureFeatureManager, chunkAccess), noiseGeneratorSettings, this.globalFluidPicker, Blender.of(worldGenRegion));
/*WorldGenerationContext worldGenerationContext = new WorldGenerationContext(this, worldGenRegion);
NoiseGeneratorSettings noiseGeneratorSettings = this.settings.get();
surfaceSystem.buildSurface(
worldGenRegion.getBiomeManager(),
worldGenRegion.registryAccess().registryOrThrow(Registry.BIOME_REGISTRY),
noiseGeneratorSettings.useLegacyRandomSource(),
worldGenerationContext,
chunkAccess,
null,
noiseGeneratorSettings.surfaceRule()
);*/
//System.out.println("Build surface!");
}
@Inject(method = "fillFromNoise", at = @At("HEAD"), cancellable = true)
private void be_fillFromNoise(Executor executor, Blender blender, StructureFeatureManager structureFeatureManager, ChunkAccess chunkAccess2, CallbackInfoReturnable<CompletableFuture<ChunkAccess>> info) {
info.setReturnValue(CompletableFuture.supplyAsync(
Util.wrapThreadWithTaskName(
"wgen_fill_noise",
() -> this.fill(chunkAccess2)
),
Util.backgroundExecutor()
));
}
private ChunkAccess fill(ChunkAccess chunkAccess) {
ChunkPos chunkPos = chunkAccess.getPos();
int px = chunkPos.x << 1;
int pz = chunkPos.z << 1;
double[][][] noiseColumns = new double[3][3][33];
for (int i = 0; i < 3; i++) {
for (int j = 0; j < 3; j++) {
TerrainGenerator.fillTerrainDensity(noiseColumns[i][j], px + i, pz + j, biomeSource);
}
}
// Testing
BlockState grass = Blocks.GRASS_BLOCK.defaultBlockState();
Heightmap heightmap = chunkAccess.getOrCreateHeightmapUnprimed(Heightmap.Types.OCEAN_FLOOR_WG);
Heightmap heightmap2 = chunkAccess.getOrCreateHeightmapUnprimed(Heightmap.Types.WORLD_SURFACE_WG);
short maxHeight = (short) (Math.min(127, chunkAccess.getMaxBuildHeight()) - chunkAccess.getMinBuildHeight());
short start = (short) ((-chunkAccess.getMinBuildHeight()) >> 4);
short end = (short) (maxHeight >> 4);
//IntStream.range(start, end).parallel().forEach(sectionIndex -> {
for (short sectionIndex = start; sectionIndex <= end; sectionIndex++) {
LevelChunkSection section = chunkAccess.getSection(sectionIndex);
for (byte y = 0; y < 16; y++) {
short iy = (short) ((y >> 2) | ((sectionIndex - start) << 2));
float dy = (y & 3) / 4F;
for (byte x = 0; x < 16; x++) {
float dx = (x & 7) / 8F;
byte ix = (byte) (x >> 3);
for (byte z = 0; z < 16; z++) {
float dz = (z & 7) / 8F;
byte iz = (byte) (z >> 3);
float a = (float) noiseColumns[ix][iz][iy];
float b = (float) noiseColumns[ix + 1][iz][iy];
float c = (float) noiseColumns[ix][iz][iy + 1];
float d = (float) noiseColumns[ix + 1][iz][iy + 1];
float e = (float) noiseColumns[ix][iz + 1][iy];
float f = (float) noiseColumns[ix + 1][iz + 1][iy];
float g = (float) noiseColumns[ix][iz + 1][iy + 1];
float h = (float) noiseColumns[ix + 1][iz + 1][iy + 1];
a = Mth.lerp(dx, a, b);
b = Mth.lerp(dx, c, d);
c = Mth.lerp(dx, e, f);
d = Mth.lerp(dx, g, h);
a = Mth.lerp(dy, a, b);
b = Mth.lerp(dy, c, d);
if (Mth.lerp(dz, a, b) > 0) {
section.setBlockState(x, y, z, defaultBlock);
heightmap.update(x, y, z, defaultBlock);
heightmap2.update(x, y, z, defaultBlock);
}
else if (iy > 0) {
byte py = (byte) ((y - 1) & 15);
LevelChunkSection section2 = y == 0 ? chunkAccess.getSection(sectionIndex - 1) : section;
if (section2.getBlockState(x, py, z).equals(defaultBlock)) {
section2.setBlockState(x, py, z, grass);
}
}
}
}
}
}
//});
return chunkAccess;
}
}

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@ -0,0 +1,24 @@
package ru.betterend.mixin.common;
import net.minecraft.world.level.levelgen.NoiseChunk;
import net.minecraft.world.level.levelgen.NoiseSettings;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.gen.Accessor;
@Mixin(NoiseChunk.class)
public interface NoiseChunkAccessor {
@Accessor("noiseSettings")
NoiseSettings bnv_getNoiseSettings();
@Accessor("cellCountXZ")
int bnv_getCellCountXZ();
@Accessor("cellCountY")
int bnv_getCellCountY();
@Accessor("firstCellZ")
int bnv_getFirstCellZ();
@Accessor("cellNoiseMinY")
int bnv_getCellNoiseMinY();
}

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@ -0,0 +1,28 @@
package ru.betterend.mixin.common;
import net.minecraft.world.level.levelgen.Aquifer;
import net.minecraft.world.level.levelgen.NoiseChunk;
import net.minecraft.world.level.levelgen.NoiseChunk.NoiseFiller;
import net.minecraft.world.level.levelgen.NoiseGeneratorSettings;
import net.minecraft.world.level.levelgen.NoiseSampler;
import net.minecraft.world.level.levelgen.blending.Blender;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
import ru.betterend.interfaces.TargetChecker;
@Mixin(NoiseChunk.class)
public class NoiseChunkMixin implements TargetChecker {
private boolean bnv_isNetherGenerator;
@Inject(method = "<init>*", at = @At("TAIL"))
private void bnv_onNoiseChunkInit(int i, int j, int k, NoiseSampler noiseSampler, int l, int m, NoiseFiller noiseFiller, NoiseGeneratorSettings noiseGeneratorSettings, Aquifer.FluidPicker fluidPicker, Blender blender, CallbackInfo info) {
bnv_isNetherGenerator = noiseGeneratorSettings.stable(NoiseGeneratorSettings.END);
}
@Override
public boolean isTarget() {
return bnv_isNetherGenerator;
}
}

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@ -1,24 +1,54 @@
package ru.betterend.mixin.common;
import net.minecraft.world.level.levelgen.NoiseChunk;
import net.minecraft.world.level.levelgen.NoiseChunk.NoiseFiller;
import org.objectweb.asm.Opcodes;
import net.minecraft.world.level.levelgen.NoiseSettings;
import org.spongepowered.asm.mixin.Final;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Redirect;
import ru.betterend.world.generator.EndNoiseFiller;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
import ru.betterend.interfaces.TargetChecker;
@Mixin(NoiseChunk.NoiseInterpolator.class)
public class NoiseInterpolatorMixin {
/*@Redirect(
method = "fillSlice([[DI)V",
at = @At(
value = "FIELD",
target = "Lnet/minecraft/world/level/levelgen/NoiseChunk$NoiseInterpolator;noiseFiller:Lnet/minecraft/world/level/levelgen/NoiseChunk$NoiseFiller;",
opcode = Opcodes.GETFIELD
)
)
private NoiseFiller getFiller(NoiseChunk.NoiseInterpolator interpolator) {
return EndNoiseFiller.INSTANCE;
}*/
@Final
@Shadow(aliases = "this$0")
private NoiseChunk this$0;
@Inject(method = "fillSlice", at = @At("HEAD"), cancellable = true)
private void be_fillSlice(double[][] data, int x, CallbackInfo info) {
if (!TargetChecker.class.cast(this$0).isTarget()) {
return;
}
info.cancel();
NoiseChunkAccessor accessor = NoiseChunkAccessor.class.cast(this$0);
NoiseSettings noiseSettings = accessor.bnv_getNoiseSettings();
final int sizeY = noiseSettings.getCellHeight();
final int sizeXZ = noiseSettings.getCellWidth();
final int cellsY = accessor.bnv_getCellCountY() + 1;
final int cellsXZ = accessor.bnv_getCellCountXZ() + 1;
final int firstCellZ = accessor.bnv_getFirstCellZ();
final int cellNoiseMinY = accessor.bnv_getCellNoiseMinY();
x *= sizeXZ;
for (int cellXZ = 0; cellXZ < cellsXZ; ++cellXZ) {
int z = (firstCellZ + cellXZ) * sizeXZ;
for (int cellY = 0; cellY < cellsY; ++cellY) {
int y = (cellY + cellNoiseMinY) * sizeY;
data[cellXZ][cellY] = be_calculateNoise(x, y, z);
}
}
}
private float be_calculateNoise(int x, int y, int z) {
float gradient = (64 - y) * 0.1F;
float sinX = (float) Math.sin(x * 0.1);
float sinZ = (float) Math.sin(z * 0.1);
return gradient + sinX + sinZ;
}
}