Add gegl:mirrors.

source/gegl/exports.ts

@@ -1,5 +1,6 @@
 export * from './base.js';
 export * from './crop.js';
 export * from './generic.js';
+export * from './mirrors.js';
 export * from './newsprint.js';
 export * from './simplex-noise.js';

source/gegl/mirrors.ts

@@ -0,0 +1,42 @@
+import {BaseOperation} from './base.js';
+
+export interface MirrorsParameters {
+  clip: boolean;
+  cX: number;
+  cY: number;
+  inputScale: number;
+  mAngle: number;
+  nSegs: number;
+  outputScale: number;
+  oX: number;
+  oY: number;
+  rAngle: number;
+  trimX: number;
+  trimY: number;
+  warp: boolean;
+}
+
+export class Mirrors extends BaseOperation<MirrorsParameters> {
+  public static default: MirrorsParameters = {
+    clip: true,
+    cX: 0.5,
+    cY: 0.5,
+    inputScale: 100,
+    mAngle: 0,
+    nSegs: 6,
+    outputScale: 1,
+    oX: 0,
+    oY: 0,
+    rAngle: 0,
+    trimX: 0,
+    trimY: 0,
+    warp: true,
+  };
+
+  public appendCrop = false;
+  public name = 'gegl:mirrors';
+
+  constructor(parameters?: Partial<MirrorsParameters>) {
+    super({...Mirrors.default, ...parameters});
+  }
+}