24 lines
401 B
Markdown
24 lines
401 B
Markdown
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# Material::UpdateConstantBuffer
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```cpp
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void UpdateConstantBuffer();
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```
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更新常量缓冲区数据。清空当前常量缓冲区数据。
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**线程安全：** ❌
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**复杂度：** O(1)
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**示例：**
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```cpp
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mat->SetFloat("roughness", 0.5f);
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mat->SetFloat3("albedo", Math::Vector3(1.0f, 0.8f, 0.6f));
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mat->UpdateConstantBuffer();
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```
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## 相关文档
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- [Material](material.md) - 返回类总览
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