Examples with PopulatorPhaseContext org.spongepowered.common.event.tracking.phase.generation.PopulatorPhaseContext used on opensource projects

Example 1 with PopulatorPhaseContext

use of org.spongepowered.common.event.tracking.phase.generation.PopulatorPhaseContext in project SpongeForge by SpongePowered.

the class SpongeChunkGeneratorForge method populate.

@Override
public void populate(int chunkX, int chunkZ) {
    final PhaseTracker phaseTracker = PhaseTracker.getInstance();
    this.chunkGeneratorTiming.startTimingIfSync();
    this.rand.setSeed(this.world.getSeed());
    long i1 = this.rand.nextLong() / 2L * 2L + 1L;
    long j1 = this.rand.nextLong() / 2L * 2L + 1L;
    this.rand.setSeed(chunkX * i1 + chunkZ * j1 ^ this.world.getSeed());
    BlockFalling.fallInstantly = true;
    // Have to regeneate the biomes so that any virtual biomes can be passed to the populator.
    this.cachedBiomes.reuse(new Vector3i(chunkX * 16, 0, chunkZ * 16));
    this.biomeGenerator.generateBiomes(this.cachedBiomes);
    ImmutableBiomeVolume biomeBuffer = this.cachedBiomes.getImmutableBiomeCopy();
    BlockPos blockpos = new BlockPos(chunkX * 16, 0, chunkZ * 16);
    BiomeType biome = (BiomeType) this.world.getBiome(blockpos.add(16, 0, 16));
    Chunk chunk = (Chunk) this.world.getChunkFromChunkCoords(chunkX, chunkZ);
    BiomeGenerationSettings settings = getBiomeSettings(biome);
    List<Populator> populators = new ArrayList<>(this.pop);
    Populator snowPopulator = null;
    Iterator<Populator> itr = populators.iterator();
    while (itr.hasNext()) {
        Populator populator = itr.next();
        if (populator instanceof SnowPopulator) {
            itr.remove();
            snowPopulator = populator;
            break;
        }
    }
    populators.addAll(settings.getPopulators());
    if (snowPopulator != null) {
        populators.add(snowPopulator);
    }
    Sponge.getGame().getEventManager().post(SpongeEventFactory.createPopulateChunkEventPre(Sponge.getCauseStackManager().getCurrentCause(), populators, chunk));
    MinecraftForge.EVENT_BUS.post(new PopulateChunkEvent.Pre(this, this.world, this.rand, chunkX, chunkZ, false));
    MinecraftForge.EVENT_BUS.post(new DecorateBiomeEvent.Pre(this.world, this.rand, blockpos));
    MinecraftForge.ORE_GEN_BUS.post(new OreGenEvent.Pre(this.world, this.rand, blockpos));
    List<String> flags = Lists.newArrayList();
    Vector3i min = new Vector3i(chunkX * 16 + 8, 0, chunkZ * 16 + 8);
    org.spongepowered.api.world.World spongeWorld = (org.spongepowered.api.world.World) this.world;
    Extent volume = new SoftBufferExtentViewDownsize(chunk.getWorld(), min, min.add(15, 255, 15), min.sub(8, 0, 8), min.add(23, 255, 23));
    for (Populator populator : populators) {
        if (!(populator instanceof PlainsGrassPopulator)) {
            if (!this.checkForgeEvent(populator, this, chunkX, chunkZ, flags, chunk)) {
                continue;
            }
        } else {
            final PlainsGrassPopulator grassPop = (PlainsGrassPopulator) populator;
            if (!this.checkForgeEvent(grassPop.getFlowers(), this, chunkX, chunkZ, flags, chunk)) {
                grassPop.setPopulateFlowers(false);
            }
            if (!this.checkForgeEvent(grassPop.getGrass(), this, chunkX, chunkZ, flags, chunk)) {
                grassPop.setPopulateGrass(false);
            }
            if (!this.checkForgeEvent(grassPop.getPlant(), this, chunkX, chunkZ, flags, chunk)) {
                grassPop.setPopulateGrass(false);
            }
            if (!grassPop.isPopulateFlowers() && !grassPop.isPopulateGrass()) {
                continue;
            }
        }
        final PopulatorType type = populator.getType();
        if (Sponge.getGame().getEventManager().post(SpongeEventFactory.createPopulateChunkEventPopulate(Sponge.getCauseStackManager().getCurrentCause(), populator, chunk))) {
            continue;
        }
        try (PopulatorPhaseContext context = GenerationPhase.State.POPULATOR_RUNNING.createPhaseContext().world(this.world).populator(type).buildAndSwitch()) {
            Timing timing = null;
            if (Timings.isTimingsEnabled()) {
                timing = this.populatorTimings.get(populator.getType().getId());
                if (timing == null) {
                    timing = SpongeTimingsFactory.ofSafe(populator.getType().getId());
                    this.populatorTimings.put(populator.getType().getId(), timing);
                }
                timing.startTimingIfSync();
            }
            if (populator instanceof IFlaggedPopulator) {
                ((IFlaggedPopulator) populator).populate(spongeWorld, volume, this.rand, biomeBuffer, flags);
            } else {
                populator.populate(spongeWorld, volume, this.rand, biomeBuffer);
            }
            if (Timings.isTimingsEnabled()) {
                timing.stopTimingIfSync();
            }
        }
    }
    MinecraftForge.ORE_GEN_BUS.post(new OreGenEvent.Post(this.world, this.rand, blockpos));
    MinecraftForge.EVENT_BUS.post(new DecorateBiomeEvent.Post(this.world, this.rand, blockpos));
    MinecraftForge.EVENT_BUS.post(new PopulateChunkEvent.Post(this, this.world, this.rand, chunkX, chunkZ, false));
    // populate method so that its particular changes are used.
    if (this.baseGenerator instanceof SpongeGenerationPopulator) {
        Timing timing = null;
        IChunkGenerator chunkGenerator = ((SpongeGenerationPopulator) this.baseGenerator).getHandle(this.world);
        if (Timings.isTimingsEnabled()) {
            IGenerationPopulator spongePopulator = (IGenerationPopulator) this.baseGenerator;
            timing = spongePopulator.getTimingsHandler();
            timing.startTimingIfSync();
        }
        chunkGenerator.populate(chunkX, chunkZ);
        if (Timings.isTimingsEnabled()) {
            timing.stopTimingIfSync();
        }
    }
    org.spongepowered.api.event.world.chunk.PopulateChunkEvent.Post event = SpongeEventFactory.createPopulateChunkEventPost(Sponge.getCauseStackManager().getCurrentCause(), ImmutableList.copyOf(populators), chunk);
    SpongeImpl.postEvent(event);
    BlockFalling.fallInstantly = false;
    this.chunkGeneratorTiming.stopTimingIfSync();
    ((IMixinWorldServer) spongeWorld).getTimingsHandler().chunkPopulate.stopTimingIfSync();
}