minecraft-src/net/minecraft/client/resources/model/ModelBakery.java

package net.minecraft.client.resources.model;

import com.mojang.logging.LogUtils;
import com.mojang.math.Transformation;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.function.UnaryOperator;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.model.geom.EntityModelSet;
import net.minecraft.client.renderer.RenderType;
import net.minecraft.client.renderer.Sheets;
import net.minecraft.client.renderer.block.model.UnbakedBlockStateModel;
import net.minecraft.client.renderer.item.ClientItem;
import net.minecraft.client.renderer.item.ItemModel;
import net.minecraft.client.renderer.item.MissingItemModel;
import net.minecraft.client.renderer.texture.TextureAtlas;
import net.minecraft.client.renderer.texture.TextureAtlasSprite;
import net.minecraft.client.resources.model.ModelBakery.TextureGetter.1;
import net.minecraft.resources.ResourceLocation;
import org.slf4j.Logger;

@Environment(EnvType.CLIENT)
public class ModelBakery {
	public static final Material FIRE_0 = new Material(TextureAtlas.LOCATION_BLOCKS, ResourceLocation.withDefaultNamespace("block/fire_0"));
	public static final Material FIRE_1 = new Material(TextureAtlas.LOCATION_BLOCKS, ResourceLocation.withDefaultNamespace("block/fire_1"));
	public static final Material LAVA_FLOW = new Material(TextureAtlas.LOCATION_BLOCKS, ResourceLocation.withDefaultNamespace("block/lava_flow"));
	public static final Material WATER_FLOW = new Material(TextureAtlas.LOCATION_BLOCKS, ResourceLocation.withDefaultNamespace("block/water_flow"));
	public static final Material WATER_OVERLAY = new Material(TextureAtlas.LOCATION_BLOCKS, ResourceLocation.withDefaultNamespace("block/water_overlay"));
	public static final Material BANNER_BASE = new Material(Sheets.BANNER_SHEET, ResourceLocation.withDefaultNamespace("entity/banner_base"));
	public static final Material SHIELD_BASE = new Material(Sheets.SHIELD_SHEET, ResourceLocation.withDefaultNamespace("entity/shield_base"));
	public static final Material NO_PATTERN_SHIELD = new Material(Sheets.SHIELD_SHEET, ResourceLocation.withDefaultNamespace("entity/shield_base_nopattern"));
	public static final int DESTROY_STAGE_COUNT = 10;
	public static final List<ResourceLocation> DESTROY_STAGES = (List<ResourceLocation>)IntStream.range(0, 10)
		.mapToObj(i -> ResourceLocation.withDefaultNamespace("block/destroy_stage_" + i))
		.collect(Collectors.toList());
	public static final List<ResourceLocation> BREAKING_LOCATIONS = (List<ResourceLocation>)DESTROY_STAGES.stream()
		.map(resourceLocation -> resourceLocation.withPath((UnaryOperator<String>)(string -> "textures/" + string + ".png")))
		.collect(Collectors.toList());
	public static final List<RenderType> DESTROY_TYPES = (List<RenderType>)BREAKING_LOCATIONS.stream().map(RenderType::crumbling).collect(Collectors.toList());
	static final Logger LOGGER = LogUtils.getLogger();
	private final EntityModelSet entityModelSet;
	final Map<ModelBakery.BakedCacheKey, BakedModel> bakedCache = new HashMap();
	private final Map<ModelResourceLocation, UnbakedBlockStateModel> unbakedBlockStateModels;
	private final Map<ResourceLocation, ClientItem> clientInfos;
	final Map<ResourceLocation, UnbakedModel> unbakedPlainModels;
	final UnbakedModel missingModel;

	public ModelBakery(
		EntityModelSet entityModelSet,
		Map<ModelResourceLocation, UnbakedBlockStateModel> unbakedBlockStateModels,
		Map<ResourceLocation, ClientItem> unbakedItemStackModels,
		Map<ResourceLocation, UnbakedModel> unbakedPlainModels,
		UnbakedModel missingModel
	) {
		this.entityModelSet = entityModelSet;
		this.unbakedBlockStateModels = unbakedBlockStateModels;
		this.clientInfos = unbakedItemStackModels;
		this.unbakedPlainModels = unbakedPlainModels;
		this.missingModel = missingModel;
	}

	public ModelBakery.BakingResult bakeModels(ModelBakery.TextureGetter textureGetter) {
		BakedModel bakedModel = UnbakedModel.bakeWithTopModelValues(
			this.missingModel, new ModelBakery.ModelBakerImpl(textureGetter, () -> "missing"), BlockModelRotation.X0_Y0
		);
		Map<ModelResourceLocation, BakedModel> map = new HashMap(this.unbakedBlockStateModels.size());
		this.unbakedBlockStateModels.forEach((modelResourceLocation, unbakedBlockStateModel) -> {
			try {
				BakedModel bakedModelx = unbakedBlockStateModel.bake(new ModelBakery.ModelBakerImpl(textureGetter, modelResourceLocation::toString));
				map.put(modelResourceLocation, bakedModelx);
			} catch (Exception var6x) {
				LOGGER.warn("Unable to bake model: '{}': {}", modelResourceLocation, var6x);
			}
		});
		ItemModel itemModel = new MissingItemModel(bakedModel);
		Map<ResourceLocation, ItemModel> map2 = new HashMap(this.clientInfos.size());
		Map<ResourceLocation, ClientItem.Properties> map3 = new HashMap(this.clientInfos.size());
		this.clientInfos.forEach((resourceLocation, clientItem) -> {
			ModelDebugName modelDebugName = () -> resourceLocation + "#inventory";
			ModelBakery.ModelBakerImpl modelBakerImpl = new ModelBakery.ModelBakerImpl(textureGetter, modelDebugName);
			ItemModel.BakingContext bakingContext = new ItemModel.BakingContext(modelBakerImpl, this.entityModelSet, itemModel);

			try {
				ItemModel itemModel2 = clientItem.model().bake(bakingContext);
				map2.put(resourceLocation, itemModel2);
				if (!clientItem.properties().equals(ClientItem.Properties.DEFAULT)) {
					map3.put(resourceLocation, clientItem.properties());
				}
			} catch (Exception var11) {
				LOGGER.warn("Unable to bake item model: '{}'", resourceLocation, var11);
			}
		});
		return new ModelBakery.BakingResult(bakedModel, map, itemModel, map2, map3);
	}

	@Environment(EnvType.CLIENT)
	record BakedCacheKey(ResourceLocation id, Transformation transformation, boolean isUvLocked) {
	}

	@Environment(EnvType.CLIENT)
	public record BakingResult(
		BakedModel missingModel,
		Map<ModelResourceLocation, BakedModel> blockStateModels,
		ItemModel missingItemModel,
		Map<ResourceLocation, ItemModel> itemStackModels,
		Map<ResourceLocation, ClientItem.Properties> itemProperties
	) {
	}

	@Environment(EnvType.CLIENT)
	class ModelBakerImpl implements ModelBaker {
		private final ModelDebugName rootName;
		private final SpriteGetter modelTextureGetter;

		ModelBakerImpl(final ModelBakery.TextureGetter textureGetter, final ModelDebugName rootName) {
			this.modelTextureGetter = textureGetter.bind(rootName);
			this.rootName = rootName;
		}

		@Override
		public SpriteGetter sprites() {
			return this.modelTextureGetter;
		}

		private UnbakedModel getModel(ResourceLocation name) {
			UnbakedModel unbakedModel = (UnbakedModel)ModelBakery.this.unbakedPlainModels.get(name);
			if (unbakedModel == null) {
				ModelBakery.LOGGER.warn("Requested a model that was not discovered previously: {}", name);
				return ModelBakery.this.missingModel;
			} else {
				return unbakedModel;
			}
		}

		@Override
		public BakedModel bake(ResourceLocation location, ModelState transform) {
			ModelBakery.BakedCacheKey bakedCacheKey = new ModelBakery.BakedCacheKey(location, transform.getRotation(), transform.isUvLocked());
			BakedModel bakedModel = (BakedModel)ModelBakery.this.bakedCache.get(bakedCacheKey);
			if (bakedModel != null) {
				return bakedModel;
			} else {
				UnbakedModel unbakedModel = this.getModel(location);
				BakedModel bakedModel2 = UnbakedModel.bakeWithTopModelValues(unbakedModel, this, transform);
				ModelBakery.this.bakedCache.put(bakedCacheKey, bakedModel2);
				return bakedModel2;
			}
		}

		@Override
		public ModelDebugName rootName() {
			return this.rootName;
		}
	}

	@Environment(EnvType.CLIENT)
	public interface TextureGetter {
		TextureAtlasSprite get(ModelDebugName name, Material material);

		TextureAtlasSprite reportMissingReference(ModelDebugName name, String reference);

		default SpriteGetter bind(ModelDebugName name) {
			return new 1(this, name);
		}
	}
}