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Parallel cave generation & block fixing

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This commit is contained in:
paulevsGitch 2021-06-21 21:38:56 +03:00
parent 4dce2d5d7e
commit 37394eba11
4 changed files with 243 additions and 235 deletions
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22
src/main/java/ru/betterend/world/features/terrain/caves/EndCaveFeature.java
View file

@ -58,19 +58,17 @@ public abstract class EndCaveFeature extends DefaultFeature {
if (!caveBlocks.isEmpty()) {
if (biome != null) {
setBiomes(world, biome, caveBlocks);
Set<BlockPos> floorPositions = Sets.newHashSet();
Set<BlockPos> ceilPositions = Sets.newHashSet();
MutableBlockPos mut = new MutableBlockPos();
caveBlocks.forEach((bpos) -> {
mut.set(bpos);
if (world.getBlockState(mut).getMaterial().isReplaceable()) {
mut.setY(bpos.getY() - 1);
if (world.getBlockState(mut).is(TagAPI.GEN_TERRAIN)) {
floorPositions.add(mut.immutable());
Set<BlockPos> floorPositions = Sets.newConcurrentHashSet();
Set<BlockPos> ceilPositions = Sets.newConcurrentHashSet();
caveBlocks.parallelStream().forEach((bpos) -> {
if (world.getBlockState(bpos).getMaterial().isReplaceable()) {
BlockPos side = bpos.below();
if (world.getBlockState(side).is(TagAPI.GEN_TERRAIN)) {
floorPositions.add(side);
}
mut.setY(bpos.getY() + 1);
if (world.getBlockState(mut).is(TagAPI.GEN_TERRAIN)) {
ceilPositions.add(mut.immutable());
side = bpos.above();
if (world.getBlockState(side).is(TagAPI.GEN_TERRAIN)) {
ceilPositions.add(side);
}
}
});

69
src/main/java/ru/betterend/world/features/terrain/caves/RoundCaveFeature.java
View file

@ -2,6 +2,7 @@ package ru.betterend.world.features.terrain.caves;
import java.util.Random;
import java.util.Set;
import java.util.stream.IntStream;
import com.google.common.collect.Sets;
@ -30,47 +31,45 @@ public class RoundCaveFeature extends EndCaveFeature {
double hr = radius * 0.75;
double nr = radius * 0.25;
BlockState state;
MutableBlockPos bpos = new MutableBlockPos();
Set<BlockPos> blocks = Sets.newHashSet();
for (int x = x1; x <= x2; x++) {
int xsq = x - center.getX();
xsq *= xsq;
int dx = x2 - x1 + 1;
int dz = z2 - z1 + 1;
int count = dx * dz;
Set<BlockPos> blocks = Sets.newConcurrentHashSet();
IntStream.range(0, count).parallel().forEach(index -> {
MutableBlockPos bpos = new MutableBlockPos();
int x = (index % dx) + x1;
int z = (index / dx) + z1;
bpos.setX(x);
for (int z = z1; z <= z2; z++) {
int zsq = z - center.getZ();
zsq *= zsq;
bpos.setZ(z);
for (int y = y1; y <= y2; y++) {
int ysq = y - center.getY();
ysq *= 1.6;
ysq *= ysq;
bpos.setZ(z);
int xsq = MHelper.sqr(x - center.getX());
int zsq = MHelper.sqr(z - center.getZ());
int dxz = xsq + zsq;
BlockState state;
for (int y = y1; y <= y2; y++) {
int ysq = (int) MHelper.sqr((y - center.getY()) * 1.6);
double r = noise.eval(x * 0.1, y * 0.1, z * 0.1) * nr + hr;
double dist = dxz + ysq;
if (dist < r * r) {
bpos.setY(y);
double r = noise.eval(x * 0.1, y * 0.1, z * 0.1) * nr + hr;
double dist = xsq + ysq + zsq;
if (dist < r * r) {
state = world.getBlockState(bpos);
if (isReplaceable(state) && !isWaterNear(world, bpos)) {
BlocksHelper.setWithoutUpdate(world, bpos, CAVE_AIR);
blocks.add(bpos.immutable());
while (state.getMaterial().equals(Material.LEAVES)) {
BlocksHelper.setWithoutUpdate(world, bpos, CAVE_AIR);
bpos.setY(bpos.getY() + 1);
state = world.getBlockState(bpos);
}
bpos.setY(y - 1);
while (state.getMaterial().equals(Material.LEAVES)) {
BlocksHelper.setWithoutUpdate(world, bpos, CAVE_AIR);
bpos.setY(bpos.getY() - 1);
state = world.getBlockState(bpos);
}
state = world.getBlockState(bpos);
if (isReplaceable(state) && !isWaterNear(world, bpos)) {
blocks.add(bpos.immutable());
while (state.getMaterial().equals(Material.LEAVES)) {
bpos.setY(bpos.getY() + 1);
state = world.getBlockState(bpos);
}
bpos.setY(y - 1);
while (state.getMaterial().equals(Material.LEAVES)) {
bpos.setY(bpos.getY() - 1);
state = world.getBlockState(bpos);
}
}
}
}
}
});
blocks.forEach(bpos -> BlocksHelper.setWithoutUpdate(world, bpos, CAVE_AIR));
return blocks;
}

59
src/main/java/ru/betterend/world/features/terrain/caves/TunelCaveFeature.java
View file

@ -3,6 +3,7 @@ package ru.betterend.world.features.terrain.caves;
import java.util.Map;
import java.util.Random;
import java.util.Set;
import java.util.stream.IntStream;
import com.google.common.collect.Maps;
import com.google.common.collect.Sets;
@ -15,6 +16,7 @@ import net.minecraft.world.level.WorldGenLevel;
import net.minecraft.world.level.biome.Biome;
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.levelgen.Heightmap.Types;
import net.minecraft.world.level.levelgen.feature.Feature;
@ -34,55 +36,56 @@ public class TunelCaveFeature extends EndCaveFeature {
if ((long) cx * (long) cx + (long) cz + (long) cz < 256) {
return Sets.newHashSet();
}
int x1 = cx << 4;
int z1 = cz << 4;
int x2 = x1 + 16;
int z2 = z1 + 16;
int y2 = world.getHeight();
Random rand = new Random(world.getSeed());
OpenSimplexNoise noiseH = new OpenSimplexNoise(rand.nextInt());
OpenSimplexNoise noiseV = new OpenSimplexNoise(rand.nextInt());
OpenSimplexNoise noiseD = new OpenSimplexNoise(rand.nextInt());
Set<BlockPos> positions = Sets.newHashSet();
MutableBlockPos pos = new MutableBlockPos();
Set<BlockPos> positions = Sets.newConcurrentHashSet();
float a = hasCaves(world, pos.set(x1, 0, z1)) ? 1F : 0F;
float b = hasCaves(world, pos.set(x2, 0, z1)) ? 1F : 0F;
float c = hasCaves(world, pos.set(x1, 0, z2)) ? 1F : 0F;
float d = hasCaves(world, pos.set(x2, 0, z2)) ? 1F : 0F;
float a = hasCaves(world, new BlockPos(x1, 0, z1)) ? 1F : 0F;
float b = hasCaves(world, new BlockPos(x2, 0, z1)) ? 1F : 0F;
float c = hasCaves(world, new BlockPos(x1, 0, z2)) ? 1F : 0F;
float d = hasCaves(world, new BlockPos(x2, 0, z2)) ? 1F : 0F;
for (int x = x1; x < x2; x++) {
pos.setX(x);
float dx = (float) (x - x1) / 16F;
ChunkAccess chunk = world.getChunk(cx, cz);
IntStream.range(0, 256).parallel().forEach(index -> {
MutableBlockPos pos = new MutableBlockPos();
int x = index & 15;
int z = index >> 4;
int wheight = chunk.getHeight(Types.WORLD_SURFACE_WG, x, z);
float dx = x / 16F;
float dz = z / 16F;
pos.setX(x + x1);
pos.setZ(z + z1);
float da = Mth.lerp(dx, a, b);
float db = Mth.lerp(dx, c, d);
for (int z = z1; z < z2; z++) {
pos.setZ(z);
float dz = (float) (z - z1) / 16F;
float density = 1 - Mth.lerp(dz, da, db);
int wheight = world.getHeight(Types.WORLD_SURFACE_WG, x, z);
for (int y = 0; y < y2; y++) {
float density = 1 - Mth.lerp(dz, da, db);
if (density < 0.5) {
for (int y = 0; y < wheight; y++) {
pos.setY(y);
float gradient = 1 - Mth.clamp((wheight - y) * 0.1F, 0F, 1F);
float val = Mth.abs((float) noiseH.eval(x * 0.02, y * 0.01, z * 0.02));
float vert = Mth.sin((y + (float) noiseV.eval(x * 0.01, z * 0.01) * 20) * 0.1F) * 0.9F;
float dist = (float) noiseD.eval(x * 0.1, y * 0.1, z * 0.1) * 0.12F;
if (gradient > 0.5) {
break;
}
float val = Mth.abs((float) noiseH.eval(pos.getX() * 0.02, y * 0.01, pos.getZ() * 0.02));
float vert = Mth.sin((y + (float) noiseV.eval(pos.getX() * 0.01, pos.getZ() * 0.01) * 20) * 0.1F) * 0.9F;
float dist = (float) noiseD.eval(pos.getX() * 0.1, y * 0.1, pos.getZ() * 0.1) * 0.12F;
val = (val + vert * vert + dist) + density + gradient;
if (val < 0.15 && world.getBlockState(pos).is(TagAPI.GEN_TERRAIN) && noWaterNear(world, pos)) {
BlocksHelper.setWithoutUpdate(world, pos, AIR);
positions.add(pos.immutable());
int height = world.getHeight(Types.WORLD_SURFACE_WG, pos.getX(), pos.getZ());
if (height < pos.getY() + 4) {
while (pos.getY() < height && noWaterNear(world, pos)) {
pos.setY(pos.getY() + 1);
BlocksHelper.setWithoutUpdate(world, pos, AIR);
}
}
}
}
}
}
});
positions.forEach(bpos -> BlocksHelper.setWithoutUpdate(world, bpos, CAVE_AIR));
return positions;
}