1# native_vsync.h 2 3 4## 概述 5 6定义获取和使用NativeVsync的相关函数 7 8**起始版本:** 9 109 11 12**相关模块:** 13 14[NativeVsync](_native_vsync.md) 15 16 17## 汇总 18 19 20### 类型定义 21 22| 类型名称 | 描述 | 23| -------- | -------- | 24| [OH_NativeVSync](_native_vsync.md#oh_nativevsync) | 提供OH_NativeVSync结构体声明 | 25| (\*[OH_NativeVSync_FrameCallback](_native_vsync.md#oh_nativevsync_framecallback)) (long long timestamp, void \*data) | VSync回调函数类型 | 26 27 28### 函数 29 30| 函数名称 | 描述 | 31| -------- | -------- | 32| [OH_NativeVSync_Create](_native_vsync.md#oh_nativevsync_create) (const char \*name, unsigned int length) | 创建一个OH_NativeVSync实例，每次调用都会产生一个新的实例 | 33| [OH_NativeVSync_Destroy](_native_vsync.md#oh_nativevsync_destroy) (OH_NativeVSync \*nativeVsync) | 销毁OH_NativeVSync实例 | 34| [OH_NativeVSync_RequestFrame](_native_vsync.md#oh_nativevsync_requestframe) (OH_NativeVSync \*nativeVsync, OH_NativeVSync_FrameCallback callback, void \*data) | 请求下一次vsync信号，当信号到来时，调用回调函数callback | 35