It might be a better option when you change a 3D image, where you can add effects to a layer you want. It includes products such as external Glow, Inner Glow, Stroke, covering Pattern, Bevel and Emboss, etc. The layer effects give us different results that can be applied on a separate layer and merged layers. Have you heard of Content-Aware Fill in Photoshop? Well, for your better understanding, Resynthesizer is used for the same purpose and had GIMP before Photoshop. With this plugin’s help, you can easily remove objects from photos, repeated textures for a better image, transparent tiles or healing, and transfer textures from one idea to another.
Resynthesizer is a unique plugin that every serious GIMP user must install.