Butterflies will now spawn in the world and repopulate if killed

This commit is contained in:
Sollace 2021-08-19 21:24:09 +02:00
parent 0716c5bf20
commit 762b211124
2 changed files with 63 additions and 16 deletions

View file

@ -1,10 +1,15 @@
package com.minelittlepony.unicopia;
import java.util.function.Predicate;
import com.minelittlepony.unicopia.entity.ButterflyEntity;
import com.minelittlepony.unicopia.entity.CastSpellEntity;
import com.minelittlepony.unicopia.entity.FloatingArtefactEntity;
import com.minelittlepony.unicopia.projectile.MagicProjectileEntity;
import net.fabricmc.fabric.api.biome.v1.BiomeModifications;
import net.fabricmc.fabric.api.biome.v1.BiomeSelectionContext;
import net.fabricmc.fabric.api.biome.v1.BiomeSelectors;
import net.fabricmc.fabric.api.object.builder.v1.entity.FabricDefaultAttributeRegistry;
import net.fabricmc.fabric.api.object.builder.v1.entity.FabricEntityTypeBuilder;
import net.minecraft.entity.Entity;
@ -13,7 +18,10 @@ import net.minecraft.entity.EntityType;
import net.minecraft.entity.SpawnGroup;
import net.minecraft.util.Identifier;
import net.minecraft.util.registry.Registry;
import net.minecraft.world.biome.Biome;
import net.minecraft.world.biome.Biome.Category;
@SuppressWarnings("deprecation")
public interface UEntities {
EntityType<ButterflyEntity> BUTTERFLY = register("butterfly", FabricEntityTypeBuilder.create(SpawnGroup.AMBIENT, ButterflyEntity::new)
@ -36,5 +44,11 @@ public interface UEntities {
static void bootstrap() {
FabricDefaultAttributeRegistry.register(BUTTERFLY, ButterflyEntity.createButterflyAttributes());
final Predicate<BiomeSelectionContext> butterflySpawnable = BiomeSelectors.foundInOverworld()
.and(ctx -> ctx.getBiome().getPrecipitation() == Biome.Precipitation.RAIN);
BiomeModifications.addSpawn(butterflySpawnable.and(BiomeSelectors.categories(Category.RIVER, Category.FOREST, Category.EXTREME_HILLS)), SpawnGroup.AMBIENT, BUTTERFLY, 3, 3, 12);
BiomeModifications.addSpawn(butterflySpawnable.and(BiomeSelectors.categories(Category.PLAINS, Category.JUNGLE)), SpawnGroup.AMBIENT, BUTTERFLY, 7, 5, 19);
}
}

View file

@ -31,8 +31,11 @@ public class ButterflyEntity extends AmbientEntity {
private static final TrackedData<Boolean> RESTING = DataTracker.registerData(ButterflyEntity.class, TrackedDataHandlerRegistry.BOOLEAN);
private static final TrackedData<Integer> VARIANT = DataTracker.registerData(ButterflyEntity.class, TrackedDataHandlerRegistry.INTEGER);
@Nullable
private BlockPos hoveringPosition;
private int ticksResting;
public ButterflyEntity(EntityType<ButterflyEntity> type, World world) {
super(type, world);
setVariant(Variant.random(world.random));
@ -77,6 +80,12 @@ public class ButterflyEntity extends AmbientEntity {
return true;
}
@Override
protected void pushAway(Entity entity) { }
@Override
protected void tickCramming() { }
@Override
public void tick() {
super.tick();
@ -97,8 +106,7 @@ public class ButterflyEntity extends AmbientEntity {
}
public Variant getVariant() {
Variant[] values = Variant.values();
return values[getDataTracker().get(VARIANT) % values.length];
return Variant.byId(getDataTracker().get(VARIANT));
}
public void setVariant(Variant variant) {
@ -117,44 +125,45 @@ public class ButterflyEntity extends AmbientEntity {
return false;
}
if (player.isSprinting() || player.handSwinging || player.forwardSpeed > 0 || player.sidewaysSpeed > 0) {
if (player.isSprinting() || player.forwardSpeed > 0 || player.sidewaysSpeed > 0) {
return true;
}
} else if (!EntityPredicates.EXCEPT_CREATIVE_OR_SPECTATOR.test(e)) {
return false;
}
return e.getVelocity().x != 0 || e.getVelocity().z != 0;
return e.getVelocity().horizontalLength() > 1.4F;
}
@Override
public void tickMovement() {
super.tickMovement();
BlockPos pos = getBlockPos();
BlockPos below = new BlockPos(getPos().add(0, -0.5, 0));
if (isResting()) {
if (world.getBlockState(below).isAir()) {
setResting(false);
} else {
if (!world.getOtherEntities(this, getBoundingBox().expand(7), this::isAggressor).isEmpty()) {
if (world.getBlockState(below).isAir()
|| !world.getOtherEntities(this, getBoundingBox().expand(7), this::isAggressor).isEmpty()
|| (ticksResting++ > 40 && world.random.nextInt(500) == 0)
|| world.hasRain(below)) {
setResting(false);
}
}
} else {
ticksResting = 0;
// invalidate the hovering position
if (hoveringPosition != null && (!world.isAir(hoveringPosition) || hoveringPosition.getY() < 1)) {
hoveringPosition = null;
}
BlockPos pos = getBlockPos();
// select a new hovering position
if (hoveringPosition == null || random.nextInt(30) == 0 || hoveringPosition.getSquaredDistance(pos) < 4) {
hoveringPosition = new BlockPos(
getX() + random.nextInt(7) - random.nextInt(7),
getY() + random.nextInt(6) - 2,
getZ() + random.nextInt(7) - random.nextInt(7)
hoveringPosition = pos.add(
random.nextInt(7) - random.nextInt(7),
random.nextInt(6) - 2,
random.nextInt(7) - random.nextInt(7)
);
}
@ -176,9 +185,27 @@ public class ButterflyEntity extends AmbientEntity {
if (random.nextInt(100) == 0 && world.getBlockState(below).isOpaque()) {
setResting(true);
}
if (!world.isClient && age % 20 == 0 && world.random.nextInt(200) == 0) {
for (Entity i : world.getOtherEntities(this, getBoundingBox().expand(20))) {
if (i.getType() == getType()) {
return;
}
}
ButterflyEntity copy = (ButterflyEntity)getType().create(world);
copy.copyPositionAndRotation(this);
world.spawnEntity(copy);
}
}
}
@Override
public boolean shouldRender(double distance) {
double d = 64 * getRenderDistanceMultiplier();
return distance < d * d;
}
@Override
public boolean handleFallDamage(float distance, float damageMultiplier, DamageSource cause) {
return false;
@ -190,7 +217,7 @@ public class ButterflyEntity extends AmbientEntity {
@Override
public boolean canSpawn(WorldAccess world, SpawnReason reason) {
return reason != SpawnReason.NATURAL || (getY() < world.getSeaLevel() && world.getLightLevel(getBlockPos()) > 7);
return reason != SpawnReason.NATURAL || (getY() >= world.getSeaLevel() && world.getLightLevel(getBlockPos()) > 3);
}
@Override
@ -215,12 +242,18 @@ public class ButterflyEntity extends AmbientEntity {
WHITE_MONARCH,
BRIMSTONE;
private static final Variant[] VALUES = Variant.values();
private final Identifier skin = new Identifier("unicopia", "textures/entity/butterfly/" + name().toLowerCase() + ".png");
public Identifier getSkin() {
return skin;
}
static Variant byId(int index) {
return VALUES[Math.max(0, index) % VALUES.length];
}
static Variant random(Random rand) {
Variant[] values = values();
return values[rand.nextInt(values.length)];