Practically finished Large Lady

src/math/lerp.ts

@@ -9,3 +9,19 @@ export const map = (
   x2: number,
   y2: number,
 ) => (value - x1) * (y2 - x2) / (y1 - x1) + x2;
+
+export function lerpAngle(a: number, b: number, t: number) {
+  let diff = b - a;
+  // Wrap difference to [-PI, PI]
+  while (diff < -Math.PI) diff += 2 * Math.PI;
+  while (diff > Math.PI) diff -= 2 * Math.PI;
+  return a + diff * t;
+}
+
+export function averageAngles(angle1: number, angle2: number) {
+  // Convert angles to unit vectors
+  const x = Math.cos(angle1) + Math.cos(angle2);
+  const y = Math.sin(angle1) + Math.sin(angle2);
+  // Compute the angle of the resulting vector
+  return Math.atan2(y, x);
+}