Painting programs work by giving a colour to each pixel in an image, creating a . Unlike vector graphics, the image is a single layer, so once something is painted, it becomes part of the whole picture.
In painting programs and image editors, are special effects that can be applied to a picture, including drop shadows, textures, distortions, etc.
The model is the simplest interpretation of a true three-dimensional object. Here the object is represented by its edges and contours and is therefore similar in form to a normal engineering drawing or sketch.
adds textures to each surface, and generates realistic reflections, shadows and highlights.
Most illustration packages come with a bundle of resources that include ready-made images and a selection of fonts.
are geometrical patterns that are repeated at a small scale to generate irregular shapes, come of which are similar to objects in nature.