BetterEnd/src/main/java/ru/betterend/world/features/MossyGlowshroomFeature.java
2020-10-03 23:39:35 +03:00

224 lines
9.4 KiB
Java

package ru.betterend.world.features;
import java.util.List;
import java.util.Random;
import java.util.Set;
import java.util.function.Function;
import net.minecraft.block.BlockState;
import net.minecraft.block.Material;
import net.minecraft.client.util.math.Vector3f;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.BlockPos.Mutable;
import net.minecraft.util.math.Direction;
import net.minecraft.util.math.MathHelper;
import net.minecraft.world.StructureWorldAccess;
import net.minecraft.world.gen.chunk.ChunkGenerator;
import net.minecraft.world.gen.feature.DefaultFeatureConfig;
import ru.betterend.blocks.BlockMossyGlowshroomCap;
import ru.betterend.blocks.basis.BlockGlowingFur;
import ru.betterend.noise.OpenSimplexNoise;
import ru.betterend.registry.BlockRegistry;
import ru.betterend.registry.BlockTagRegistry;
import ru.betterend.util.BlocksHelper;
import ru.betterend.util.MHelper;
import ru.betterend.util.SplineHelper;
import ru.betterend.util.sdf.PosInfo;
import ru.betterend.util.sdf.SDF;
import ru.betterend.util.sdf.operator.SDFBinary;
import ru.betterend.util.sdf.operator.SDFCoordModify;
import ru.betterend.util.sdf.operator.SDFFlatWave;
import ru.betterend.util.sdf.operator.SDFScale;
import ru.betterend.util.sdf.operator.SDFScale3D;
import ru.betterend.util.sdf.operator.SDFSmoothUnion;
import ru.betterend.util.sdf.operator.SDFSubtraction;
import ru.betterend.util.sdf.operator.SDFTranslate;
import ru.betterend.util.sdf.operator.SDFUnion;
import ru.betterend.util.sdf.primitive.SDFCapedCone;
import ru.betterend.util.sdf.primitive.SDFPrimitive;
import ru.betterend.util.sdf.primitive.SDFSphere;
public class MossyGlowshroomFeature extends DefaultFeature {
private static final Function<PosInfo, BlockState> POST_PROCESS;
private static final Function<BlockState, Boolean> REPLACE;
private static final Vector3f CENTER = new Vector3f();
private static final SDFBinary FUNCTION;
private static final SDFTranslate HEAD_POS;
private static final SDFFlatWave ROOTS_ROT;
private static final SDFPrimitive CONE1;
private static final SDFPrimitive CONE2;
private static final SDFPrimitive CONE_GLOW;
private static final SDFPrimitive ROOTS;
private static final Mutable POS = new Mutable();
@Override
public boolean generate(StructureWorldAccess world, ChunkGenerator chunkGenerator, Random random, BlockPos blockPos, DefaultFeatureConfig featureConfig) {
blockPos = getPosOnSurface(world, blockPos);
if (blockPos.getY() < 5) {
return false;
}
if (!world.getBlockState(blockPos.down()).isIn(BlockTagRegistry.END_GROUND)) {
return false;
}
CONE1.setBlock(BlockRegistry.MOSSY_GLOWSHROOM_CAP);
CONE2.setBlock(BlockRegistry.MOSSY_GLOWSHROOM_CAP);
CONE_GLOW.setBlock(BlockRegistry.MOSSY_GLOWSHROOM_HYMENOPHORE);
ROOTS.setBlock(BlockRegistry.MOSSY_GLOWSHROOM.bark);
float height = MHelper.randRange(10F, 25F, random);
int count = MHelper.floor(height / 4);
List<Vector3f> spline = SplineHelper.makeSpline(0, 0, 0, 0, height, 0, count);
SplineHelper.offsetParts(spline, random, 1F, 0, 1F);
SDF sdf = SplineHelper.buildSDF(spline, 2.1F, 1.5F, (pos) -> {
return BlockRegistry.MOSSY_GLOWSHROOM.log.getDefaultState();
});
Vector3f pos = spline.get(spline.size() - 1);
float scale = MHelper.randRange(0.75F, 1.1F, random);
Vector3f vec = spline.get(0);
float x1 = blockPos.getX() + vec.getX() * scale;
float y1 = blockPos.getY() + vec.getY() * scale;
float z1 = blockPos.getZ() + vec.getZ() * scale;
for (int i = 1; i < count; i++) {
vec = spline.get(i);
float x2 = blockPos.getX() + vec.getX() * scale;
float y2 = blockPos.getY() + vec.getY() * scale;
float z2 = blockPos.getZ() + vec.getZ() * scale;
for (float py = y1; py < y2; py += 3) {
if (py - blockPos.getY() < 10) continue;
float lerp = (py - y1) / (y2 - y1);
float x = MathHelper.lerp(lerp, x1, x2);
float z = MathHelper.lerp(lerp, z1, z2);
POS.set(x, py, z);
BlockState state = world.getBlockState(POS);
boolean generate = state.getMaterial().isReplaceable() || state.getMaterial().equals(Material.PLANT);
if (!generate) {
return false;
}
}
x1 = x2;
y1 = y2;
z1 = z2;
}
BlocksHelper.setWithoutUpdate(world, blockPos, AIR);
CENTER.set(blockPos.getX(), 0, blockPos.getZ());
HEAD_POS.setTranslate(pos.getX(), pos.getY(), pos.getZ());
ROOTS_ROT.setAngle(random.nextFloat() * MHelper.PI2);
FUNCTION.setSourceA(sdf);
Set<BlockPos> blocks = new SDFScale()
.setScale(scale)
.setSource(FUNCTION)
.setReplaceFunction(REPLACE)
.setPostProcess(POST_PROCESS)
.fillRecursive(world, blockPos);
for (BlockPos bpos: blocks) {
BlockState state = world.getBlockState(bpos);
if (state.getBlock() == BlockRegistry.MOSSY_GLOWSHROOM_HYMENOPHORE) {
if (world.isAir(bpos.north())) {
BlocksHelper.setWithoutUpdate(world, bpos.north(), BlockRegistry.MOSSY_GLOWSHROOM_FUR.getDefaultState().with(BlockGlowingFur.FACING, Direction.NORTH));
}
if (world.isAir(bpos.east())) {
BlocksHelper.setWithoutUpdate(world, bpos.east(), BlockRegistry.MOSSY_GLOWSHROOM_FUR.getDefaultState().with(BlockGlowingFur.FACING, Direction.EAST));
}
if (world.isAir(bpos.south())) {
BlocksHelper.setWithoutUpdate(world, bpos.south(), BlockRegistry.MOSSY_GLOWSHROOM_FUR.getDefaultState().with(BlockGlowingFur.FACING, Direction.SOUTH));
}
if (world.isAir(bpos.west())) {
BlocksHelper.setWithoutUpdate(world, bpos.west(), BlockRegistry.MOSSY_GLOWSHROOM_FUR.getDefaultState().with(BlockGlowingFur.FACING, Direction.WEST));
}
if (world.getBlockState(bpos.down()).getMaterial().isReplaceable()) {
BlocksHelper.setWithoutUpdate(world, bpos.down(), BlockRegistry.MOSSY_GLOWSHROOM_FUR.getDefaultState().with(BlockGlowingFur.FACING, Direction.DOWN));
}
}
else if (BlockRegistry.MOSSY_GLOWSHROOM.isTreeLog(state) && random.nextBoolean() && world.getBlockState(bpos.up()).getBlock() == BlockRegistry.MOSSY_GLOWSHROOM_CAP) {
BlocksHelper.setWithoutUpdate(world, bpos, BlockRegistry.MOSSY_GLOWSHROOM_CAP.getDefaultState().with(BlockMossyGlowshroomCap.TRANSITION, true));
BlocksHelper.setWithoutUpdate(world, bpos.up(), BlockRegistry.MOSSY_GLOWSHROOM_CAP);
}
}
return true;
}
static {
SDFCapedCone cone1 = new SDFCapedCone().setHeight(2.5F).setRadius1(1.5F).setRadius2(2.5F);
SDFCapedCone cone2 = new SDFCapedCone().setHeight(3F).setRadius1(2.5F).setRadius2(13F);
SDF posedCone2 = new SDFTranslate().setTranslate(0, 5, 0).setSource(cone2);
SDF posedCone3 = new SDFTranslate().setTranslate(0, 7F, 0).setSource(cone2);
SDF upCone = new SDFSubtraction().setSourceA(posedCone2).setSourceB(posedCone3);
SDF wave = new SDFFlatWave().setRaysCount(12).setIntensity(1.3F).setSource(upCone);
SDF cones = new SDFSmoothUnion().setRadius(3).setSourceA(cone1).setSourceB(wave);
CONE1 = cone1;
CONE2 = cone2;
SDF innerCone = new SDFTranslate().setTranslate(0, 1.25F, 0).setSource(upCone);
innerCone = new SDFScale3D().setScale(1.2F, 1F, 1.2F).setSource(innerCone);
cones = new SDFUnion().setSourceA(cones).setSourceB(innerCone);
SDF glowCone = new SDFCapedCone().setHeight(3F).setRadius1(2F).setRadius2(12.5F);
CONE_GLOW = (SDFPrimitive) glowCone;
glowCone = new SDFTranslate().setTranslate(0, 4.25F, 0).setSource(glowCone);
glowCone = new SDFSubtraction().setSourceA(glowCone).setSourceB(posedCone3);
cones = new SDFUnion().setSourceA(cones).setSourceB(glowCone);
OpenSimplexNoise noise = new OpenSimplexNoise(1234);
cones = new SDFCoordModify().setFunction((pos) -> {
float dist = MHelper.length(pos.getX(), pos.getZ());
float y = pos.getY() + (float) noise.eval(pos.getX() * 0.1 + CENTER.getX(), pos.getZ() * 0.1 + CENTER.getZ()) * dist * 0.3F - dist * 0.15F;
pos.set(pos.getX(), y, pos.getZ());
}).setSource(cones);
HEAD_POS = (SDFTranslate) new SDFTranslate().setSource(new SDFTranslate().setTranslate(0, 2.5F, 0).setSource(cones));
SDF roots = new SDFSphere().setRadius(4F);
ROOTS = (SDFPrimitive) roots;
roots = new SDFScale3D().setScale(1, 0.7F, 1).setSource(roots);
ROOTS_ROT = (SDFFlatWave) new SDFFlatWave().setRaysCount(5).setIntensity(1.5F).setSource(roots);
FUNCTION = new SDFSmoothUnion().setRadius(4).setSourceB(new SDFUnion().setSourceA(HEAD_POS).setSourceB(ROOTS_ROT));
REPLACE = (state) -> {
if (state.isIn(BlockTagRegistry.END_GROUND)) {
return true;
}
if (state.getMaterial().equals(Material.PLANT)) {
return true;
}
return state.getMaterial().isReplaceable();
};
POST_PROCESS = (info) -> {
if (BlockRegistry.MOSSY_GLOWSHROOM.isTreeLog(info.getState())) {
if (!BlockRegistry.MOSSY_GLOWSHROOM.isTreeLog(info.getStateUp()) || !BlockRegistry.MOSSY_GLOWSHROOM.isTreeLog(info.getStateDown())) {
return BlockRegistry.MOSSY_GLOWSHROOM.bark.getDefaultState();
}
}
else if (info.getState().getBlock() == BlockRegistry.MOSSY_GLOWSHROOM_CAP) {
if (BlockRegistry.MOSSY_GLOWSHROOM.isTreeLog(info.getStateDown())) {
return info.getState().with(BlockMossyGlowshroomCap.TRANSITION, true);
}
int air = 0;
for (Direction dir: Direction.values()) {
if (info.getState(dir).isAir()) {
air ++;
}
}
if (air > 4) {
info.setState(AIR);
return AIR;
}
}
return info.getState();
};
}
}