ConditionalItemModel.java

net.minecraft.client.renderer.item.ConditionalItemModel

信息

• 全限定名：net.minecraft.client.renderer.item.ConditionalItemModel
• 类型：public class
• 包：net.minecraft.client.renderer.item
• 源码路径：src/main/java/net/minecraft/client/renderer/item/ConditionalItemModel.java
• 起始行号：L23
• 实现：ItemModel
• 职责：

  TODO

字段/常量

• property

  • 类型: ItemModelPropertyTest
  • 修饰符: private final
  • 源码定位: L24
  • 说明:

    TODO

• onTrue

  • 类型: ItemModel
  • 修饰符: private final
  • 源码定位: L25
  • 说明:

    TODO

• onFalse

  • 类型: ItemModel
  • 修饰符: private final
  • 源码定位: L26
  • 说明:

    TODO

内部类/嵌套类型

• net.minecraft.client.renderer.item.ConditionalItemModel.Unbaked
  • 类型: record
  • 修饰符: public
  • 源码定位: L50
  • 说明:

    TODO

构造器

public ConditionalItemModel(ItemModelPropertyTest property, ItemModel onTrue, ItemModel onFalse) @ L28

• 构造器名：ConditionalItemModel
• 源码定位：L28
• 修饰符：public

参数:

• property: ItemModelPropertyTest
• onTrue: ItemModel
• onFalse: ItemModel

说明:

TODO

方法

下面的方法块按源码顺序生成。

public void update(ItemStackRenderState output, ItemStack item, ItemModelResolver resolver, ItemDisplayContext displayContext, ClientLevel level, ItemOwner owner, int seed) @ L34

• 方法名：update
• 源码定位：L34
• 返回类型：void
• 修饰符：public

参数:

• output: ItemStackRenderState
• item: ItemStack
• resolver: ItemModelResolver
• displayContext: ItemDisplayContext
• level: ClientLevel
• owner: ItemOwner
• seed: int

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
public class ConditionalItemModel implements ItemModel {
    private final ItemModelPropertyTest property;
    private final ItemModel onTrue;
    private final ItemModel onFalse;
 
    public ConditionalItemModel(ItemModelPropertyTest property, ItemModel onTrue, ItemModel onFalse) {
        this.property = property;
        this.onTrue = onTrue;
        this.onFalse = onFalse;
    }
 
    @Override
    public void update(
        ItemStackRenderState output,
        ItemStack item,
        ItemModelResolver resolver,
        ItemDisplayContext displayContext,
        @Nullable ClientLevel level,
        @Nullable ItemOwner owner,
        int seed
    ) {
        output.appendModelIdentityElement(this);
        (this.property.get(item, level, owner == null ? null : owner.asLivingEntity(), seed, displayContext) ? this.onTrue : this.onFalse)
            .update(output, item, resolver, displayContext, level, owner, seed);
    }
 
    @OnlyIn(Dist.CLIENT)
    public record Unbaked(Optional<Transformation> transformation, ConditionalItemModelProperty property, ItemModel.Unbaked onTrue, ItemModel.Unbaked onFalse)
        implements ItemModel.Unbaked {
        public static final MapCodec<ConditionalItemModel.Unbaked> MAP_CODEC = RecordCodecBuilder.mapCodec(
            i -> i.group(
                    Transformation.EXTENDED_CODEC.optionalFieldOf("transformation").forGetter(ConditionalItemModel.Unbaked::transformation),
                    ConditionalItemModelProperties.MAP_CODEC.forGetter(ConditionalItemModel.Unbaked::property),
                    ItemModels.CODEC.fieldOf("on_true").forGetter(ConditionalItemModel.Unbaked::onTrue),
                    ItemModels.CODEC.fieldOf("on_false").forGetter(ConditionalItemModel.Unbaked::onFalse)
                )
                .apply(i, ConditionalItemModel.Unbaked::new)
        );
 
        @Override
        public MapCodec<ConditionalItemModel.Unbaked> type() {
            return MAP_CODEC;
        }
 
        @Override
        public ItemModel bake(ItemModel.BakingContext context, Matrix4fc transformation) {
            Matrix4fc childTransform = Transformation.compose(transformation, this.transformation);
            return new ConditionalItemModel(
                this.adaptProperty(this.property, context.contextSwapper()),
                this.onTrue.bake(context, childTransform),
                this.onFalse.bake(context, childTransform)
            );
        }
 
        private ItemModelPropertyTest adaptProperty(ConditionalItemModelProperty originalProperty, @Nullable RegistryContextSwapper contextSwapper) {
            if (contextSwapper == null) {
                return originalProperty;
            } else {
                CacheSlot<ClientLevel, ItemModelPropertyTest> remappedModelCache = new CacheSlot<>(
                    context -> swapContext(originalProperty, contextSwapper, context)
                );
                return (itemStack, level, owner, seed, displayContext) -> {
                    ItemModelPropertyTest property = (ItemModelPropertyTest)(level == null ? originalProperty : remappedModelCache.compute(level));
                    return property.get(itemStack, level, owner, seed, displayContext);
                };
            }
        }
 
        private static <T extends ConditionalItemModelProperty> T swapContext(T originalProperty, RegistryContextSwapper contextSwapper, ClientLevel context) {
            return (T)contextSwapper.swapTo((com.mojang.serialization.Codec<T>)originalProperty.type().codec(), originalProperty, context.registryAccess()).result().orElse(originalProperty);
        }
 
        @Override
        public void resolveDependencies(ResolvableModel.Resolver resolver) {
            this.onTrue.resolveDependencies(resolver);
            this.onFalse.resolveDependencies(resolver);
        }
    }
}

引用的其他类

• Transformation

  • 引用位置: 方法调用
  • 关联成员: Transformation.compose()

• ClientLevel

  • 引用位置: 参数

• ItemModel

  • 引用位置: 参数/字段/实现

• ItemModelResolver

  • 引用位置: 参数

• ItemStackRenderState

  • 引用位置: 参数

• ItemModelPropertyTest

  • 引用位置: 参数/字段

• ItemOwner

  • 引用位置: 参数

• ItemDisplayContext

  • 引用位置: 参数

• ItemStack

  • 引用位置: 参数