43 lines
949 B
Markdown
43 lines
949 B
Markdown
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# D3D12QueryHeap::Initialize
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## 函数签名
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```cpp
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bool Initialize(ID3D12Device* device, QueryType type, uint32_t count)
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```
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## 中文描述
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创建 D3D12 查询堆资源。根据指定的查询类型分配相应类型的 GPU 查询堆。
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## 参数
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| 参数 | 类型 | 描述 |
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|------|------|------|
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| `device` | `ID3D12Device*` | D3D12 设备指针 |
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| `type` | `QueryType` | 查询类型：Timestamp（时间戳）、Occlusion（遮挡）、PipelineStatistics（管线统计） |
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| `count` | `uint32_t` | 查询数量 |
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## 返回值
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`bool` - 初始化是否成功
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## 示例
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```cpp
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D3D12QueryHeap timestampHeap;
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if (timestampHeap.Initialize(device, QueryType::Timestamp, 1024)) {
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// 时间戳查询堆创建成功
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}
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D3D12QueryHeap occlusionHeap;
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if (occlusionHeap.Initialize(device, QueryType::Occlusion, 256)) {
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// 遮挡查询堆创建成功
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}
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```
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## 相关文档
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- [D3D12QueryHeap](query-heap.md)
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- [Shutdown](shutdown.md)
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