ItemPickupParticleGroup.java

net.minecraft.client.particle.ItemPickupParticleGroup

信息

• 全限定名：net.minecraft.client.particle.ItemPickupParticleGroup
• 类型：public class
• 包：net.minecraft.client.particle
• 源码路径：src/main/java/net/minecraft/client/particle/ItemPickupParticleGroup.java
• 起始行号：L19
• 继承：ParticleGroup
• 职责：

  TODO

字段/常量

• 无

内部类/嵌套类型

• net.minecraft.client.particle.ItemPickupParticleGroup.ParticleInstance

  • 类型: record
  • 修饰符: private
  • 源码定位: L32
  • 说明:

    TODO

• net.minecraft.client.particle.ItemPickupParticleGroup.State

  • 类型: record
  • 修饰符: private
  • 源码定位: L48
  • 说明:

    TODO

构造器

public ItemPickupParticleGroup(ParticleEngine engine) @ L20

• 构造器名：ItemPickupParticleGroup
• 源码定位：L20
• 修饰符：public

参数:

• engine: ParticleEngine

说明:

TODO

方法

下面的方法块按源码顺序生成。

public ParticleGroupRenderState extractRenderState(Frustum frustum, Camera camera, float partialTickTime) @ L24

• 方法名：extractRenderState
• 源码定位：L24
• 返回类型：ParticleGroupRenderState
• 修饰符：public

参数:

• frustum: Frustum
• camera: Camera
• partialTickTime: float

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
public class ItemPickupParticleGroup extends ParticleGroup<ItemPickupParticle> {
    public ItemPickupParticleGroup(ParticleEngine engine) {
        super(engine);
    }
 
    @Override
    public ParticleGroupRenderState extractRenderState(Frustum frustum, Camera camera, float partialTickTime) {
        return new ItemPickupParticleGroup.State(
            this.particles.stream().map(particle -> ItemPickupParticleGroup.ParticleInstance.fromParticle(particle, camera, partialTickTime)).toList()
        );
    }
 
    @OnlyIn(Dist.CLIENT)
    private record ParticleInstance(EntityRenderState itemRenderState, double xOffset, double yOffset, double zOffset) {
        public static ItemPickupParticleGroup.ParticleInstance fromParticle(ItemPickupParticle particle, Camera camera, float partialTickTime) {
            float time = (particle.life + partialTickTime) / 3.0F;
            time *= time;
            double xt = Mth.lerp((double)partialTickTime, particle.targetXOld, particle.targetX);
            double yt = Mth.lerp((double)partialTickTime, particle.targetYOld, particle.targetY);
            double zt = Mth.lerp((double)partialTickTime, particle.targetZOld, particle.targetZ);
            double xx = Mth.lerp((double)time, particle.itemRenderState.x, xt);
            double yy = Mth.lerp((double)time, particle.itemRenderState.y, yt);
            double zz = Mth.lerp((double)time, particle.itemRenderState.z, zt);
            Vec3 pos = camera.position();
            return new ItemPickupParticleGroup.ParticleInstance(particle.itemRenderState, xx - pos.x(), yy - pos.y(), zz - pos.z());
        }
    }
 
    @OnlyIn(Dist.CLIENT)
    private record State(List<ItemPickupParticleGroup.ParticleInstance> instances) implements ParticleGroupRenderState {
        @Override
        public void submit(SubmitNodeCollector submitNodeCollector, CameraRenderState camera) {
            PoseStack poseStack = new PoseStack();
            EntityRenderDispatcher entityRenderDispatcher = Minecraft.getInstance().getEntityRenderDispatcher();
 
            for (ItemPickupParticleGroup.ParticleInstance instance : this.instances) {
                entityRenderDispatcher.submit(
                    instance.itemRenderState, camera, instance.xOffset, instance.yOffset, instance.zOffset, poseStack, submitNodeCollector
                );
            }
        }
    }
}

引用的其他类

• PoseStack

  • 引用位置: 构造调用
  • 关联成员: PoseStack()

• Camera

  • 引用位置: 参数

• Minecraft

  • 引用位置: 方法调用
  • 关联成员: Minecraft.getInstance()

• ParticleEngine

  • 引用位置: 参数

• ParticleGroup

  • 引用位置: 继承

• Frustum

  • 引用位置: 参数

• ParticleGroupRenderState

  • 引用位置: 返回值

• Mth

  • 引用位置: 方法调用
  • 关联成员: Mth.lerp()