Posts tagged with POV-ray

Tuesday, August 14th, 2012

Adding some texture

In the last post, we began a series on creating computer graphics with POV-Ray. In that post, we constructed balls of various solid colors like that below. Now, let’s wrap textures around them. For example, the image: can be created from the code: #include”colors.inc” #include”textures.inc” #include”stones.inc” #include”woods.inc” camera { location look_at } sphere { , […]

Wednesday, July 25th, 2012

Become your own Pixar

Computer generated images are created, as clearly indicated by their name, on computers. How do computers generate such lovely pictures? A key is math modeling – underneath such programs are models of the physical world that determine the color of a pixel on the screen based on the light and the physical characteristics of the […]

Sunday, July 10th, 2011

A random planet

My online Loci article Mountains of Fractals allows readers to create fractal coastlines, fractal islands, and fractal mountains. One such mountain is pictured below. The 3D images are stunning and could even seem to overshadow the 2D counterparts. However, 2D fractal landscapes have their own important place in computer graphics. Suppose in a movie a […]