---
title: kml_float_spline_free
description: "释放插值对象spline。"
url: https://www.hikunpeng.com/document/detail/zh/kunpengaccel/math-lib/devg-kml/kunpengaccel_kml_0478.html
sourcePath: /source/zh/kunpengaccel/math-lib/devg-kml/kunpengaccel_kml_0478.html
indexId: 9d83cae64f83c5360b90c8233b646da8e7512ccd097e725881824552d0bfb4dc68
---
# kml_float_spline_free

释放插值对象spline。

#### 接口定义

void kml_float_spline_free(kml_float_spline *spline)


#### 参数

| 参数名 | 类型 | 描述 | 输入/输出 |
| --- | --- | --- | --- |
| spline | kml\_float\_spline\* | 插值对象指针。 | 输入 |


#### 依赖

#include "kml_spline.h"


#### 示例

```
const size_t xSize = 4;
float xArr[4] = {1,1.33,1.67,2};
float* yArr = (float*)malloc(xSize * sizeof(float));
kml_float_spline *spline = kml_float_spline_alloc(kml_float_interp_cspline, xSize);
kml_float_spline_init(spline, xSize, xArr, yArr);
kml_float_spline_free(spline);
```