25 lines
396 B
Markdown
25 lines
396 B
Markdown
# RHIBuffer::GetSize
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```cpp
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virtual uint64_t GetSize() const = 0;
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```
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获取缓冲区总大小（字节）。
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**返回：** 缓冲区大小（字节）
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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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uint64_t size = buffer->GetSize();
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printf("Buffer size: %llu bytes\n", (unsigned long long)size);
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```
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## 相关文档
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- [RHIBuffer 总览](buffer.md) - 返回类总览
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