feat: angle range

packages/math/src/math.js

@@ -54,6 +54,10 @@ export const frac = (number) => number % 1;
 export const angleFromRad = (r) => (
   (360 + ((2 * Math.PI - (r + HALF_PI)) % (Math.PI * 2)) / -PI_180) % 360
 );
+export const angleRange = (angle, delta) => ({
+  min: 360 + (angle - delta),
+  max: 360 + (angle + delta),
+});
 export const mul = (l, r) => l * r;
 export const normalizeAngleRange = (min, max) => {
   /* eslint-disable no-param-reassign */
@@ -108,6 +112,20 @@ export function describe() {
           },
         ],
       },
+      angleRange: {
+        label: 'Angle range',
+        type: 'object',
+        args: [
+          {
+            label: 'Angle',
+            type: 'number',
+          },
+          {
+            label: 'Delta',
+            type: 'number',
+          },
+        ],
+      },
       floor: {
         label: 'Floor',
         type: 'number',