Add gegl:cell-noise.

source/gegl/cell-noise.ts

@@ -0,0 +1,32 @@
+import {BaseOperation} from './base.js';
+
+export interface CellNoiseParameters {
+  iterations: number;
+  palettize: boolean;
+  rank: number;
+  scale: number;
+  seed: number;
+  shape: number;
+}
+
+export class CellNoise extends BaseOperation<CellNoiseParameters> {
+  public static default: CellNoiseParameters = {
+    iterations: 1,
+    palettize: false,
+    rank: 1,
+    scale: 1,
+    seed: 0,
+    shape: 2,
+  };
+
+  public get default() {
+    return CellNoise.default;
+  }
+
+  public appendCrop = true;
+  public name = 'gegl:cell-noise';
+
+  constructor(parameters?: Partial<CellNoiseParameters>) {
+    super({...CellNoise.default, ...parameters});
+  }
+}

source/gegl/exports.ts

@@ -1,4 +1,5 @@
 export * from './base.js';
+export * from './cell-noise.js';
 export * from './crop.js';
 export * from './focus-blur.js';
 export * from './generic.js';