Mapzen's novel Walkabout map agency uses a technique called sphere mapping to shade the peak data. It is a a technique borrowed from video games as well as VFX to inexpensively add together especial to 3d objects.
The technique is explained as well as illustrated alongside a disclose of interactive maps inwards this Sphere Maps weblog post. If you lot aren't that interested inwards the explanation as well as then you lot tin terminate simply skip to the destination of the weblog post service to play alongside the Sphere Map Demo which allows you lot to exercise your ain multi-colored shaded relief maps inwards real-time.
The exhibit includes a color-picking tool. Just pick your color from this tool as well as pigment into the circle on the niggling canvass to a higher house the color-picking tool. As you lot pigment into the canvass the terrain map is automatically updated alongside your alternative of colors. Try out the full-screen Sphere Map Demo for the best results.
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