30 lines
566 B
Markdown
30 lines
566 B
Markdown
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# Shader::IsValid
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```cpp
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bool IsValid() const override
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```
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检查着色器资源是否有效。
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**返回：** `bool` - 资源有效返回 `true`，否则返回 `false`
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**线程安全：** ✅ 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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ResourceHandle<Shader> shader = ResourceManager::Get().Load<Shader>("shaders/vertex.glsl");
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if (shader->IsValid()) {
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// 着色器资源有效
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} else {
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// 着色器资源无效
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}
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```
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## 相关文档
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- [Shader 总览](shader.md) - 返回类总览
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- [IResource](../iresource/iresource.md) - 资源基类
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