Add gegl:mosaic.

source/gegl/exports.ts

@@ -4,6 +4,7 @@ export * from './crop.js';
 export * from './focus-blur.js';
 export * from './generic.js';
 export * from './mirrors.js';
+export * from './mosaic.js';
 export * from './newsprint.js';
 export * from './plasma.js';
 export * from './simplex-noise.js';

source/gegl/mosaic.ts

@@ -0,0 +1,48 @@
+import {BaseOperation} from './base.js';
+
+export interface MosaicParameters {
+  antialiasing: boolean;
+  colorAveraging: boolean;
+  colorVariation: number;
+  jointsColor: string;
+  lightColor: string;
+  lightDir: number;
+  seed: number;
+  tileAllowSplit: boolean;
+  tileHeight: number;
+  tileNeatness: number;
+  tileSize: number;
+  tileSpacing: number;
+  tileSurface: boolean;
+  tileType: 'squares' | 'hexagons' | 'octagons' | 'triangles';
+}
+
+export class Mosaic extends BaseOperation<MosaicParameters> {
+  public static default: MosaicParameters = {
+    antialiasing: true,
+    colorAveraging: true,
+    colorVariation: 0.2,
+    jointsColor: '#000',
+    lightColor: '#fff',
+    lightDir: 135,
+    seed: 0,
+    tileAllowSplit: true,
+    tileHeight: 4,
+    tileNeatness: 0.65,
+    tileSize: 15,
+    tileSpacing: 1,
+    tileSurface: false,
+    tileType: 'hexagons',
+  };
+
+  public get default() {
+    return Mosaic.default;
+  }
+
+  public appendCrop = false;
+  public name = 'gegl:mosaic';
+
+  constructor(parameters?: Partial<MosaicParameters>) {
+    super({...Mosaic.default, ...parameters});
+  }
+}