@jimp/plugin-color - npm Package Compare versions

Comparing version 0.5.5 to 0.6.0

dist/index.js

@@ -219,24 +219,7 @@ "use strict";
 
+      var factor = (val + 1) / (1 - val);
+
       function adjust(value) {
-        var x;
-
-        if (val < 0) {
-          x = value > 127 ? 1 - value / 255 : value / 255;
-
-          if (x < 0) {
-            x = 0;
-          }
-
-          x = 0.5 * Math.pow(x * 2, 1 + val);
-          return value > 127 ? (1.0 - x) * 255 : x * 255;
-        }
-
-        x = value > 127 ? 1 - value / 255 : value / 255;
-
-        if (x < 0) {
-          x = 0;
-        }
-
-        x = 0.5 * Math.pow(2 * x, val === 1 ? 127 : 1 / (1 - val));
-        return value > 127 ? (1 - x) * 255 : x * 255;
+        value = Math.floor(factor * (value - 127) + 127);
+        return value < 0 ? 0 : value > 255 ? 255 : value;
       }
@@ -243,0 +226,0 @@

es/index.js

@@ -187,24 +187,7 @@ function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }
 
+      var factor = (val + 1) / (1 - val);
+
       function adjust(value) {
-        var x;
-
-        if (val < 0) {
-          x = value > 127 ? 1 - value / 255 : value / 255;
-
-          if (x < 0) {
-            x = 0;
-          }
-
-          x = 0.5 * Math.pow(x * 2, 1 + val);
-          return value > 127 ? (1.0 - x) * 255 : x * 255;
-        }
-
-        x = value > 127 ? 1 - value / 255 : value / 255;
-
-        if (x < 0) {
-          x = 0;
-        }
-
-        x = 0.5 * Math.pow(2 * x, val === 1 ? 127 : 1 / (1 - val));
-        return value > 127 ? (1 - x) * 255 : x * 255;
+        value = Math.floor(factor * (value - 127) + 127);
+        return value < 0 ? 0 : value > 255 ? 255 : value;
       }
@@ -211,0 +194,0 @@

package.json

 {
   "name": "@jimp/plugin-color",
-  "version": "0.5.5",
+  "version": "0.6.0",
   "description": "Bitmap manipulation to adjust the color in an image.",
@@ -22,3 +22,3 @@ "main": "dist/index.js",
   "dependencies": {
-    "@jimp/utils": "^0.5.0",
+    "@jimp/utils": "^0.6.0",
     "core-js": "^2.5.7",
@@ -28,5 +28,5 @@ "tinycolor2": "^1.4.1"
   "devDependencies": {
-    "@jimp/custom": "^0.5.4",
-    "@jimp/test-utils": "^0.5.4",
-    "@jimp/types": "^0.5.4"
+    "@jimp/custom": "^0.6.0",
+    "@jimp/test-utils": "^0.6.0",
+    "@jimp/types": "^0.6.0"
   },
@@ -39,3 +39,3 @@ "peerDependencies": {
   },
-  "gitHead": "72634d1c6c614a925bf1bc5e861e3640f5c0bf98"
+  "gitHead": "ff78c045c32a9fff55f7fd92f72fa57409126485"
 }

src/index.js

@@ -193,26 +193,8 @@ import tinyColor from 'tinycolor2';
 
+    const factor = (val + 1) / (1 - val);
+
     function adjust(value) {
-      let x;
+      value = Math.floor(factor * (value - 127) + 127);
 
-      if (val < 0) {
-        x = value > 127 ? 1 - value / 255 : value / 255;
-
-        if (x < 0) {
-          x = 0;
-        }
-
-        x = 0.5 * Math.pow(x * 2, 1 + val);
-
-        return value > 127 ? (1.0 - x) * 255 : x * 255;
-      }
-
-      x = value > 127 ? 1 - value / 255 : value / 255;
-
-      if (x < 0) {
-        x = 0;
-      }
-
-      x = 0.5 * Math.pow(2 * x, val === 1 ? 127 : 1 / (1 - val));
-
-      return value > 127 ? (1 - x) * 255 : x * 255;
+      return value < 0 ? 0 : value > 255 ? 255 : value;
     }
@@ -219,0 +201,0 @@

No alert changes

Worsened metrics

Total package byte prevSize

407561

-0.65%

Lines of code

1681

-2.1%

Dependency changes

• + Added

  @jimp/utils@0.6.8
  (transitive)

• - Removed

  @jimp/utils@0.5.0
  (transitive)

• Updated

  @jimp/utils@^0.6.0