undo last commit, commit to branch instead

Author: timschmidt

src/float_types.rs

@@ -0,0 +1,57 @@
+// Re-export parry and rapier for the appropriate float size
+#[cfg(feature = "f64")]
+pub use parry3d_f64 as parry3d;
+#[cfg(feature = "f64")]
+pub use rapier3d_f64 as rapier3d;
+
+#[cfg(feature = "f32")]
+pub use parry3d;
+#[cfg(feature = "f32")]
+pub use rapier3d;
+
+// Our Real scalar type:
+#[cfg(feature = "f32")]
+pub type Real = f32;
+#[cfg(feature = "f64")]
+pub type Real = f64;
+
+/// A small epsilon for geometric comparisons, adjusted per precision.
+#[cfg(feature = "f32")]
+pub const EPSILON: Real = 1e-4;
+/// A small epsilon for geometric comparisons, adjusted per precision.
+#[cfg(feature = "f64")]
+pub const EPSILON: Real = 1e-8;
+
+// Pi
+/// Archimedes' constant (π)
+#[cfg(feature = "f32")]
+pub const PI: Real = core::f32::consts::PI;
+/// Archimedes' constant (π)
+#[cfg(feature = "f64")]
+pub const PI: Real = core::f64::consts::PI;
+
+// Frac Pi 2
+/// π/2
+#[cfg(feature = "f32")]
+pub const FRAC_PI_2: Real = core::f32::consts::FRAC_PI_2;
+/// π/2
+#[cfg(feature = "f64")]
+pub const FRAC_PI_2: Real = core::f64::consts::FRAC_PI_2;
+
+// Tau
+/// The full circle constant (τ)
+#[cfg(feature = "f32")]
+pub const TAU: Real = core::f32::consts::TAU;
+/// The full circle constant (τ)
+#[cfg(feature = "f64")]
+pub const TAU: Real = core::f64::consts::TAU;
+
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Unit conversion
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+pub const INCH: Real = 25.4;
+pub const FOOT: Real = 25.4 * 12.0;
+pub const YARD: Real = 25.4 * 36.0;
+pub const MM: Real = 1.0;
+pub const CM: Real = 10.0;
+pub const METER: Real = 1000.0;

src/lib.rs

@@ -30,7 +30,7 @@
 #![warn(clippy::missing_const_for_fn, clippy::approx_constant, clippy::all)]
 
 pub mod errors;
-pub mod math_ndsp;
+pub mod float_types;
 pub mod io;
 pub mod mesh;
 pub mod nurbs;
@@ -51,5 +51,11 @@ pub mod wasm;
 ))]
 compile_error!("Either 'delaunay' or 'earcut' feature must be specified, but not both");
 
+#[cfg(any(
+    all(feature = "f64", feature = "f32"),
+    not(any(feature = "f64", feature = "f32"))
+))]
+compile_error!("Either 'f64' or 'f32' feature must be specified, but not both");
+
 #[cfg(test)]
 mod tests;