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XCEngine/docs/api/rhi/d3d12/shader/set-float.md
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# D3D12Shader::SetFloat
## 函数签名
```cpp
void SetFloat(const char* name, float value) override
```
## 中文描述
设置着色器中的浮点型 uniform 变量。当前实现为空stub
## 参数
| 参数 | 类型 | 描述 |
|------|------|------|
| `name` | `const char*` | 变量名称 |
| `value` | `float` | 变量值 |
## 返回值
## 示例
```cpp
shader->SetFloat("scale", 2.0f);
```
## 相关文档
- [D3D12Shader](shader.md) - 类总览
- [SetInt](set-int.md) - 设置整型 uniform
- [SetVec3](set-vec3.md) - 设置 Vec3 uniform
- [SetVec4](set-vec4.md) - 设置 Vec4 uniform
- [SetMat4](set-mat4.md) - 设置矩阵 uniform