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UnrealEngine/Engine/Documentation/Source/Shared/GraphNodes/Blueprint/UPrimitiveComponent/UPrimitiveComponent.CHN.udn
Brandyn / Techy fcc1b09210 init
2026-04-04 15:40:51 -05:00

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INTSourceChangelist:3108692
Availability:NoPublish
Title:UPrimitiveComponent
Crumbs:
Description:基元组件类总览
[EXCERPT:K2_LineTraceComponent]
执行时此节点沿一条线进行光线投射由“Trace Start”和“Trace End”输入定义。如线条与特定的“对象”组件相交则命中的位置和法线将通过“Hit Location”和“Hit Normal”引脚返回。
可选择对复杂或简单碰撞进行测试使用“Trace Complex”输入。使用复杂碰撞更为精确但耗时教程且性能效果更大。
勾选“Return Value”输出即可简单确定追踪是否形成命中。如“返回值”为 _false_则“Hit Location”和“Hit Normal”为零矢量。
[/EXCERPT:K2_LineTraceComponent]