38 lines
857 B
Markdown
38 lines
857 B
Markdown
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# SetOrthographicSize
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**所属类**: `CameraComponent`
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**头文件**: `XCEngine/Components/CameraComponent.h`
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**描述**: 设置摄像机的正交投影大小（仅在正交投影模式下有效）。
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## 函数签名
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```cpp
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void SetOrthographicSize(float 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` | `float` | 正交投影大小，表示视口半高度 |
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## 使用示例
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```cpp
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#include <XCEngine/Components/CameraComponent.h>
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using namespace XCEngine::Components;
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void SetupOrthoCamera(CameraComponent* camera) {
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camera->SetProjectionType(CameraProjectionType::Orthographic);
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camera->SetOrthographicSize(5.0f); // 视口高度为10个单位
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}
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```
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## 相关文档
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- [CameraComponent](camera-component.md) - 摄像机组件
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- [GetOrthographicSize](get-orthographic-size.md) - 获取正交大小
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