ml-spectra-processing - npm Package Compare versions

Comparing version 6.4.0 to 6.5.0

CHANGELOG.md

 # Changelog
 
+## [6.5.0](https://www.github.com/mljs/spectra-processing/compare/v6.4.0...v6.5.0) (2021-05-04)
+
+
+### Features
+
+* optimize xySortX if already sorted ([e6dac65](https://www.github.com/mljs/spectra-processing/commit/e6dac65c584b9dcc64a5add1e9819051cf476db4))
+
+
+### Bug Fixes
+
+* script to deploy documentation ([2c2cbee](https://www.github.com/mljs/spectra-processing/commit/2c2cbee01967156ab1a2578ae0f8c6fbe8a3fd02))
+
 ## [6.4.0](https://www.github.com/mljs/spectra-processing/compare/v6.3.0...v6.4.0) (2021-05-04)
@@ -4,0 +16,0 @@

package.json

 {
   "name": "ml-spectra-processing",
-  "version": "6.4.0",
+  "version": "6.5.0",
   "description": "Various method to process spectra",
@@ -5,0 +5,0 @@ "main": "lib/index.js",

src/xy/xySortX.js

@@ -0,3 +1,5 @@
+import { xIsMonotone } from '../x/xIsMonotone';
 /**
- *This function performs a quick sort of the x array while transforming the y array to preserve the coordinates.
+import { xIsMonotone } from '../x/xIsMonotone';
+ * This function performs a quick sort of the x array while transforming the y array to preserve the coordinates.
  * @param {DataXY} [data] Object that contains property x (Array) and y (Array)
@@ -8,2 +10,17 @@ */
 
+  // no need to sort if it is already sorted
+  if (xIsMonotone(x) && x.length > 1) {
+    if (x[0] < x[1]) {
+      return {
+        x: Float64Array.from(x),
+        y: Float64Array.from(y),
+      };
+    } else {
+      return {
+        x: Float64Array.from(x).reverse(),
+        y: Float64Array.from(y).reverse(),
+      };
+    }
+  }
+
   let xyObject = x
@@ -16,6 +33,9 @@ .map((val, index) => ({
 
-  let response = { x: [], y: [] };
+  let response = {
+    x: new Float64Array(x.length),
+    y: new Float64Array(y.length),
+  };
   for (let i = 0; i < x.length; i++) {
-    response.x.push(xyObject[i].x);
-    response.y.push(xyObject[i].y);
+    response.x[i] = xyObject[i].x;
+    response.y[i] = xyObject[i].y;
   }
@@ -22,0 +42,0 @@

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Improved metrics

Total package byte prevSize

250327

increased by0.54%

Lines of code

6763

increased by0.55%

No dependency changes