2026-03-26 02:02:21 +08:00
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# SetCastsShadows
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**所属类**: `LightComponent`
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**头文件**: `XCEngine/Components/LightComponent.h`
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**描述**: 设置光源是否投射阴影。
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## 函数签名
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```cpp
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void SetCastsShadows(bool value);
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```
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## 参数
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| 参数 | 类型 | 描述 |
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|------|------|------|
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| `value` | `bool` | true 启用阴影投射，false 禁用阴影投射 |
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## 使用示例
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```cpp
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#include <XCEngine/Components/LightComponent.h>
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using namespace XCEngine::Components;
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void SetupShadowCasting(LightComponent* light) {
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// 启用阴影
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light->SetCastsShadows(true);
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// 禁用阴影（性能优化）
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light->SetCastsShadows(false);
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}
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```
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## 相关文档
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2026-03-26 02:04:27 +08:00
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- [LightComponent](light-component.md) - 光源组件
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- [GetCastsShadows](get-casts-shadows.md) - 检查阴影投射
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