chore: add jimp dependency, icon padding script, and update configuration

2026-05-31 14:04:37 +02:00
parent 30f81045ac
commit 7cd17307ba
1126 changed files with 166400 additions and 2 deletions
@@ -0,0 +1,33 @@
+import { isNodePattern, throwError } from "@jimp/utils";
+
+/**
+ * Displaces the image based on the provided displacement map
+ * @param {object} map the source Jimp instance
+ * @param {number} offset the maximum displacement value
+ * @param {function(Error, Jimp)} cb (optional) a callback for when complete
+ * @returns {Jimp} this for chaining of methods
+ */
+export default (() => ({
+  displace(map, offset, cb) {
+    if (typeof map !== "object" || map.constructor !== this.constructor) {
+      return throwError.call(this, "The source must be a Jimp image", cb);
+    }
+    if (typeof offset !== "number") {
+      return throwError.call(this, "factor must be a number", cb);
+    }
+    const source = this.cloneQuiet();
+    this.scanQuiet(0, 0, this.bitmap.width, this.bitmap.height, function (x, y, idx) {
+      let displacement = map.bitmap.data[idx] / 256 * offset;
+      displacement = Math.round(displacement);
+      const ids = this.getPixelIndex(x + displacement, y);
+      this.bitmap.data[ids] = source.bitmap.data[idx];
+      this.bitmap.data[ids + 1] = source.bitmap.data[idx + 1];
+      this.bitmap.data[ids + 2] = source.bitmap.data[idx + 2];
+    });
+    if (isNodePattern(cb)) {
+      cb.call(this, null, this);
+    }
+    return this;
+  }
+}));
+//# sourceMappingURL=index.js.map