EnvironmentAttributeProbe.java

net.minecraft.world.attribute.EnvironmentAttributeProbe

信息

• 全限定名：net.minecraft.world.attribute.EnvironmentAttributeProbe
• 类型：public class
• 包：net.minecraft.world.attribute
• 源码路径：src/main/java/net/minecraft/world/attribute/EnvironmentAttributeProbe.java
• 起始行号：L11
• 职责：

  TODO

字段/常量

• valueProbes

  • 类型: Map<EnvironmentAttribute<?>,EnvironmentAttributeProbe.ValueProbe<?>>
  • 修饰符: private final
  • 源码定位: L12
  • 说明:

    TODO

• valueProbeFactory

  • 类型: Function<EnvironmentAttribute<?>,EnvironmentAttributeProbe.ValueProbe<?>>
  • 修饰符: private final
  • 源码定位: L13
  • 说明:

    TODO

• level

  • 类型: Level
  • 修饰符: private
  • 源码定位: L16
  • 说明:

    TODO

• position

  • 类型: Vec3
  • 修饰符: private
  • 源码定位: L17
  • 说明:

    TODO

• biomeInterpolator

  • 类型: SpatialAttributeInterpolator
  • 修饰符: private final
  • 源码定位: L18
  • 说明:

    TODO

内部类/嵌套类型

• net.minecraft.world.attribute.EnvironmentAttributeProbe.ValueProbe
  • 类型: class
  • 修饰符: private
  • 源码定位: L45
  • 说明:

    TODO

构造器

• 无

方法

下面的方法块按源码顺序生成。

public void reset() @ L20

• 方法名：reset
• 源码定位：L20
• 返回类型：void
• 修饰符：public

参数:

• 无

说明:

TODO

public void tick(Level level, Vec3 position) @ L27

• 方法名：tick
• 源码定位：L27
• 返回类型：void
• 修饰符：public

参数:

• level: Level
• position: Vec3

说明:

TODO

public <Value> Value getValue(EnvironmentAttribute<Value> attribute, float partialTicks) @ L39

• 方法名：getValue
• 源码定位：L39
• 返回类型： Value
• 修饰符：public

参数:

• attribute: EnvironmentAttribute
• partialTicks: float

说明:

TODO

代码

public class EnvironmentAttributeProbe {
    private final Map<EnvironmentAttribute<?>, EnvironmentAttributeProbe.ValueProbe<?>> valueProbes = new Reference2ObjectOpenHashMap<>();
    private final Function<EnvironmentAttribute<?>, EnvironmentAttributeProbe.ValueProbe<?>> valueProbeFactory = x$0 -> new EnvironmentAttributeProbe.ValueProbe<>(
        x$0
    );
    private @Nullable Level level;
    private @Nullable Vec3 position;
    private final SpatialAttributeInterpolator biomeInterpolator = new SpatialAttributeInterpolator();
 
    public void reset() {
        this.level = null;
        this.position = null;
        this.biomeInterpolator.clear();
        this.valueProbes.clear();
    }
 
    public void tick(Level level, Vec3 position) {
        this.level = level;
        this.position = position;
        this.valueProbes.values().removeIf(EnvironmentAttributeProbe.ValueProbe::tick);
        this.biomeInterpolator.clear();
        GaussianSampler.sample(
            position.scale(0.25),
            level.getBiomeManager()::getNoiseBiomeAtQuart,
            (weight, biome) -> this.biomeInterpolator.accumulate(weight, biome.value().getAttributes())
        );
    }
 
    public <Value> Value getValue(EnvironmentAttribute<Value> attribute, float partialTicks) {
        EnvironmentAttributeProbe.ValueProbe<Value> valueProbe = (EnvironmentAttributeProbe.ValueProbe<Value>)this.valueProbes
            .computeIfAbsent(attribute, this.valueProbeFactory);
        return valueProbe.get(attribute, partialTicks);
    }
 
    private class ValueProbe<Value> {
        private Value lastValue;
        private @Nullable Value newValue;
 
        public ValueProbe(EnvironmentAttribute<Value> attribute) {
            Objects.requireNonNull(EnvironmentAttributeProbe.this);
            super();
            Value value = this.getValueFromLevel(attribute);
            this.lastValue = value;
            this.newValue = value;
        }
 
        private Value getValueFromLevel(EnvironmentAttribute<Value> attribute) {
            return EnvironmentAttributeProbe.this.level != null && EnvironmentAttributeProbe.this.position != null
                ? EnvironmentAttributeProbe.this.level
                    .environmentAttributes()
                    .getValue(attribute, EnvironmentAttributeProbe.this.position, EnvironmentAttributeProbe.this.biomeInterpolator)
                : attribute.defaultValue();
        }
 
        public boolean tick() {
            if (this.newValue == null) {
                return true;
            } else {
                this.lastValue = this.newValue;
                this.newValue = null;
                return false;
            }
        }
 
        public Value get(EnvironmentAttribute<Value> attribute, float partialTicks) {
            if (this.newValue == null) {
                this.newValue = this.getValueFromLevel(attribute);
            }
 
            return attribute.type().partialTickLerp().apply(partialTicks, this.lastValue, this.newValue);
        }
    }
}

引用的其他类

• EnvironmentAttribute

  • 引用位置: 参数/字段

• GaussianSampler

  • 引用位置: 方法调用
  • 关联成员: GaussianSampler.sample()

• SpatialAttributeInterpolator

  • 引用位置: 字段/构造调用
  • 关联成员: SpatialAttributeInterpolator()

• Level

  • 引用位置: 参数/字段

• Vec3

  • 引用位置: 参数/字段