fractal
// pattern for use in texture/pigment/normal/density
// various types of fractals
// (---mandelbrot---)
mandel 50 // number of iterations
//2, // optional exponent (2..4) [2]
// (---julia---)
julia <0.5,0.8>, // complex number (2d vector)
50 // number of iterations
//2, // optional exponent (2..4) [2]
// (---magnet mandel---)
magnet 1 // type (1 or 2)
mandel 50 // number of iterations
// (---magnet julia---)
magnet 1 // type (1 or 2)
julia <0.5,0.8>, // complex number (2d vector)
50 // number of iterations
//exterior 1, 1 // optional: special handling of exterior
//interior 0, 1 // optional: special handling of interior