docs: update resources API docs

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2026-03-20 02:35:35 +08:00
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# Material::UpdateConstantBuffer
```cpp
void UpdateConstantBuffer();
```
更新常量缓冲区数据。清空当前常量缓冲区数据。
**线程安全:**
**复杂度:** O(1)
**示例:**
```cpp
mat->SetFloat("roughness", 0.5f);
mat->SetFloat3("albedo", Math::Vector3(1.0f, 0.8f, 0.6f));
mat->UpdateConstantBuffer();
```
## 相关文档
- [Material](material.md) - 返回类总览