spatial mapping


    Jan 26 2007 | 3:50 pm
    taken from jit.gl.render.cyl
    this map a plane to a cylinder shape, conserving scaling on z, are they any
    other formulas to convert planes like that into other shapes?
    output_x = input_z*sin(input_x);
    output_y = input_z*cos(input_x);
    output_x = input_y