@thi.ng/math - npm Package Compare versions

Comparing version 5.9.1 to 5.10.0

angle.d.ts

@@ -104,2 +104,28 @@ import type { FnN, FnN2, FnN3 } from "@thi.ng/api";
 export declare const fastSin: FnN;
+/**
+ * Converts angle from DMS to decimal.
+ *
+ * @remarks
+ * See {@link toDMS} for reverse op.
+ *
+ * Reference:
+ * https://en.wikipedia.org/wiki/Decimal_degrees
+ *
+ * @param deg
+ * @param min
+ * @param sec
+ */
+export declare const fromDMS: (deg: number, min: number, sec: number) => number;
+/**
+ * Converts decimal angle to DMS. Returns result as 3-tuple with the first item
+ * (degrees) having the same sign as the input.
+ *
+ * @remarks
+ * See {@link fromDMS} for reverse op.
+ *
+ * Reference: https://en.wikipedia.org/wiki/Decimal_degrees
+ *
+ * @param theta
+ */
+export declare const toDMS: (theta: number) => number[];
 //# sourceMappingURL=angle.d.ts.map

angle.js

@@ -44,2 +44,11 @@ import { DEG2RAD, HALF_PI, INV_HALF_PI, PI, RAD2DEG, TAU } from "./api.js";
 const fastSin = (theta) => fastCos(HALF_PI - theta);
+const fromDMS = (deg2, min, sec2) => deg2 + min / 60 + sec2 / 3600;
+const toDMS = (theta) => {
+  const sign = Math.sign(theta);
+  theta = Math.abs(theta);
+  const deg2 = Math.trunc(theta);
+  theta = (theta - deg2) * 60;
+  const min = Math.trunc(theta);
+  return [deg2 * sign, min, (theta - min) * 60];
+};
 export {
@@ -56,2 +65,3 @@ absInnerAngle,
   fastSin,
+  fromDMS,
   loc,
@@ -62,3 +72,4 @@ normCos,
   sec,
-  sincos
+  sincos,
+  toDMS
 };

CHANGELOG.md

 # Change Log
 
-- **Last updated**: 2024-02-10T08:59:56Z
+- **Last updated**: 2024-02-16T20:01:44Z
 - **Generator**: [thi.ng/monopub](https://thi.ng/monopub)
@@ -12,2 +12,8 @@
 
+## [5.10.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/math@5.10.0) (2024-02-16)
+
+#### 🚀 Features
+
+- add fromDMS()/toDMS() conversions ([1714067](https://github.com/thi-ng/umbrella/commit/1714067))
+
 ## [5.9.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/math@5.9.0) (2024-02-06)
@@ -14,0 +20,0 @@

package.json

 {
   "name": "@thi.ng/math",
-  "version": "5.9.1",
+  "version": "5.10.0",
   "description": "Assorted common math functions & utilities",
@@ -145,3 +145,3 @@ "type": "module",
   },
-  "gitHead": "e5e7d5c6ed2eadee7a91d59cbd0c86ce880ab1c5\n"
+  "gitHead": "25ee18f7db6d03f0b76787267ab071d16df94888\n"
 }

README.md

@@ -85,3 +85,3 @@ <!-- This file is generated - DO NOT EDIT! -->
 
-Package sizes (brotli'd, pre-treeshake): ESM: 4.63 KB
+Package sizes (brotli'd, pre-treeshake): ESM: 4.70 KB
 
@@ -88,0 +88,0 @@ ## Dependencies

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Improved metrics

Total package byte prevSize

97515

increased by1.2%

Lines of code

2177

increased by1.73%

No dependency changes