56 lines
2.0 KiB
Markdown
56 lines
2.0 KiB
Markdown
|
# HRTF
|
|||
|
|
|
|||
|
|
**命名空间**: `XCEngine::Audio`
|
|||
|
|
|
|||
|
|
**类型**: `class`
|
|||
|
|
|
|||
|
|
**头文件**: `XCEngine/Audio/HRTF.h`
|
|||
|
|
|
|||
|
|
**描述**: 基于头部相关传输函数（Head-Related Transfer Function）的 3D 空间音频处理器。
|
|||
|
|
|
|||
|
|
## 概述
|
|||
|
|
|
|||
|
|
HRTF 实现了基于头部相关传输函数（Head-Related Transfer Function）的 3D 空间音频算法。它通过计算声音的耳间时间差（ITD）、耳间电平差（ILD）和耳廓线索（Pinna Cues），在双耳耳机或扬声器上重现逼真的 3D 空间音效。支持多普勒效应、交叉馈送（Cross-feed）调节和质量级别设置。
|
|||
|
|
|
|||
|
|
## 公共方法
|
|||
|
|
|
|||
|
|
| 方法 | 描述 |
|
|||
|
|
|------|------|
|
|||
|
|
| [`HRTF`](constructor.md) | 构造函数 |
|
|||
|
|
| [`~HRTF`](destructor.md) | 析构函数 |
|
|||
|
|
| [`ProcessAudio`](process-audio.md) | 处理 3D 空间化音频 |
|
|||
|
|
| [`SetEnabled`](set-enabled.md) | 设置启用状态 |
|
|||
|
|
| [`IsEnabled`](is-enabled.md) | 检查启用状态 |
|
|||
|
|
| [`SetHRTFEnabled`](set-hrtf-enabled.md) | 设置 HRTF 处理启用状态 |
|
|||
|
|
| [`IsHRTFEnabled`](is-hrtf-enabled.md) | 检查 HRTF 处理启用状态 |
|
|||
|
|
| [`SetQualityLevel`](set-quality-level.md) | 设置质量级别 |
|
|||
|
|
| [`GetQualityLevel`](get-quality-level.md) | 获取质量级别 |
|
|||
|
|
| [`SetCrossFeed`](set-cross-feed.md) | 设置交叉馈送值 |
|
|||
|
|
| [`GetCrossFeed`](get-cross-feed.md) | 获取交叉馈送值 |
|
|||
|
|
| [`SetDopplerShiftEnabled`](set-doppler-shift-enabled.md) | 设置多普勒效应启用状态 |
|
|||
|
|
| [`IsDopplerShiftEnabled`](is-doppler-shift-enabled.md) | 检查多普勒效应启用状态 |
|
|||
|
|
| [`SetSpeedOfSound`](set-speed-of-sound.md) | 设置声速 |
|
|||
|
|
| [`GetSpeedOfSound`](get-speed-of-sound.md) | 获取声速 |
|
|||
|
|
|
|||
|
|
## 使用示例
|
|||
|
|
|
|||
|
|
```cpp
|
|||
|
|
#include <XCEngine/Audio/HRTF.h>
|
|||
|
|
|
|||
|
|
using namespace XCEngine::Audio;
|
|||
|
|
|
|||
|
|
void SetupHRTF() {
|
|||
|
|
HRTF* hrtf = new HRTF();
|
|||
|
|
hrtf->SetHRTFEnabled(true);
|
|||
|
|
hrtf->SetQualityLevel(2);
|
|||
|
|
hrtf->SetCrossFeed(0.2f);
|
|||
|
|
hrtf->SetDopplerShiftEnabled(true);
|
|||
|
|
hrtf->SetSpeedOfSound(343.0f);
|
|||
|
|
}
|
|||
|
|
```
|
|||
|
|
|
|||
|
|
## 相关文档
|
|||
|
|
|
|||
|
|
- [Audio 模块总览](../audio.md) - Audio 模块总览
|
|||
|
|
- [HRTFParams](../hrtf-params/hrtf-params.md) - HRTF 参数结构体
|