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michaelciraci merged 1 commit into from
Aug 6, 2025
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Adding badges #3

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10 changes: 8 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
@@ -1,5 +1,11 @@
## trig-const

[![Rust](https://github.com/michaelciraci/Trig-Const/actions/workflows/rust.yml/badge.svg?branch=master)](https://github.com/michaelciraci/Trig-Const/actions/workflows/rust.yml)
[![](https://img.shields.io/crates/v/trig-const.svg)](https://crates.io/crates/trig-const)
[![](https://img.shields.io/crates/l/trig-const.svg)](https://crates.io/crates/trig-const)
[![](https://docs.rs/trig-const/badge.svg)](https://docs.rs/trig-const/)
![minimum rustc 1.85](https://img.shields.io/badge/rustc-1.85+-red.svg)

Rust implementation of const trig functions.

The majority of functions have been implemented using a modified version of [libm](https://crates.io/crates/libm) for const Rust.
Expand Down Expand Up @@ -37,7 +43,7 @@ use trig_const::{atan2, cos, sin};
/// 45° in radians
const DEG_45: f64 = 45.0 * PI / 180.0;

/// Pre-computed matrix to rotate object 30°
/// Pre-computed matrix to rotate object 45°
const ROTATIONAL_MATRIX: [[f64; 3]; 3] = [
[cos(DEG_45), 0.0, sin(DEG_45)],
[0.0, 1.0, 0.0],
Expand Down Expand Up @@ -84,4 +90,4 @@ This crate was originally implemented using trigonometric Taylor series approxim
- GitHub Repo: <https://github.com/AZHenley/cosine>
- Article: <https://austinhenley.com/blog/cosine.html>

However, several functions have since been implemented using a modified version of [lib](https://crates.io/crates/libm) for const Rust which improved precision.
However, several functions have since been implemented using a modified version of [libm](https://crates.io/crates/libm) for const Rust which improved precision.