New circular primitives: Arc2d, CircularSector, CircularSegment

Cargo.toml

@@ -422,6 +422,17 @@ description = "Renders a 2d mesh"
 category = "2D Rendering"
 wasm = true
 
+[[example]]
+name = "mesh2d_arcs"
+path = "examples/2d/mesh2d_arcs.rs"
+doc-scrape-examples = true
+
+[package.metadata.example.mesh2d_arcs]
+name = "Arc 2D Meshes"
+description = "Demonstrates UV-mapping of the circular segment and sector primitives"
+category = "2D Rendering"
+wasm = true
+
 [[example]]
 name = "mesh2d_manual"
 path = "examples/2d/mesh2d_manual.rs"

crates/bevy_math/Cargo.toml

@@ -18,6 +18,7 @@ approx = { version = "0.5", optional = true }
 rand = { version = "0.8", features = [
  "alloc",
 ], default-features = false, optional = true }
+smallvec = { version = "1.11" }
 
 [dev-dependencies]
 approx = "0.5"
@@ -26,6 +27,8 @@ rand = "0.8"
 rand_chacha = "0.3"
 # Enable the approx feature when testing.
 bevy_math = { path = ".", version = "0.14.0-dev", features = ["approx"] }
+glam = { version = "0.27", features = ["approx"] }
+
 
 [features]
 default = ["rand"]

crates/bevy_math/src/direction.rs

@@ -233,7 +233,7 @@ impl std::ops::Mul<Dir2> for Rotation2d {
  }
 }
 
-#[cfg(feature = "approx")]
+#[cfg(any(feature = "approx", test))]
 impl approx::AbsDiffEq for Dir2 {
  type Epsilon = f32;
  fn default_epsilon() -> f32 {
@@ -244,7 +244,7 @@ impl approx::AbsDiffEq for Dir2 {
  }
 }
 
-#[cfg(feature = "approx")]
+#[cfg(any(feature = "approx", test))]
 impl approx::RelativeEq for Dir2 {
  fn default_max_relative() -> f32 {
  f32::EPSILON
@@ -255,7 +255,7 @@ impl approx::RelativeEq for Dir2 {
  }
 }
 
-#[cfg(feature = "approx")]
+#[cfg(any(feature = "approx", test))]
 impl approx::UlpsEq for Dir2 {
  fn default_max_ulps() -> u32 {
  4