feat: :star:HEADmain

1 files changed, 26 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..5252d2c
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,26 @@
+#![feature(extern_types)]
+
+#[cxx::bridge(namespace = "rawaccel")]
+pub mod utility {
+  unsafe extern "C++" {
+    include!("rawaccel-sys/rawaccel/common/utility.hpp");
+
+    pub fn minsd(a: f64, b: f64) -> f64;
+    pub fn maxsd(a: f64, b: f64) -> f64;
+    pub fn clampsd(v: f64, lo: f64, hi: f64) -> f64;
+    pub fn ilogb(x: f64) -> i32;
+    pub fn scalbn(x: f64, n: i32) -> f64;
+    pub fn infnan(x: f64) -> bool;
+  }
+}
+
+#[cfg(test)]
+mod test {
+  use crate::utility;
+
+  #[test]
+  fn test_utility_minsd() { assert_eq!(utility::minsd(2.0, 3.0), 2.0) }
+
+  #[test]
+  fn test_utility_maxsd() { assert_eq!(utility::maxsd(2.0, 3.0), 3.0) }
+}