56 lines
1.2 KiB
Markdown
56 lines
1.2 KiB
Markdown
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# RHISampler::Bind
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```cpp
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virtual void Bind(unsigned int unit) = 0;
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```
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将采样器绑定到指定的纹理单元。该方法将采样器状态设置到渲染管线的对应纹理采样槽位，使其后续的纹理采样操作可以使用此采样器。
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**参数：**
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| 参数 | 类型 | 描述 |
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|------|------|------|
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| `unit` | `unsigned int` | 纹理单元索引，指定绑定到哪个纹理采样槽位（通常 0-15） |
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**返回：** 无
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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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#include "XCEngine/RHI/RHISampler.h"
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class MySampler : public XCEngine::RHI::RHISampler {
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public:
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void Shutdown() override { }
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void Bind(unsigned int unit) override {
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m_boundUnit = unit;
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}
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void Unbind(unsigned int unit) override {
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if (m_boundUnit == unit) {
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m_boundUnit = -1;
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}
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}
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void* GetNativeHandle() override { return nullptr; }
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unsigned int GetID() override { return 0; }
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private:
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int m_boundUnit = -1;
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};
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void Example() {
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MySampler sampler;
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sampler.Bind(0);
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sampler.Bind(1);
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sampler.Bind(2);
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}
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```
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## 相关文档
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- [RHISampler 总览](sampler.md) - 返回类总览
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- [RHISampler::Unbind](unbind.md) - 解绑采样器
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