# shz_vec2_angle

Source: https://sh4zam.com/api/vector/shz_vec2_angle/

```c
SHZ_INLINE float shz_vec2_angle(shz_vec2_t vec) SHZ_NOEXCEPT;
```

Returns the angle formed between the positive X axis and the given 2D vector, in radians.

## Parameters

| Name | Type | Description |
| --- | --- | --- |
| `vec` | `shz_vec2_t` |  |

## Returns

`float`

## Availability

- **C++ equivalent:** [`shz::vec2::angles`](https://sh4zam.com/api/cpp/vec2/#angles)
- **Type-generic form:** [`shz_vec_angles()`](https://sh4zam.com/api/vector/shz_vec_angles/)
- **Back-ends:** SH4: shared C implementation · SW: portable C · SPU: shared C implementation
- **Defined in:** [`sh4zam/shz_vector.h:627`](https://github.com/gyrovorbis/sh4zam/blob/ba1e30c88d49df0311870b229e1dd860ef26c477/include/sh4zam/shz_vector.h#L627)
- **Module:** [Vector](https://sh4zam.com/api/vector/), section "Angles"