Putting It Together
Thinking in terms of CSG can be challenging if you’re not used to it. It takes some practice to learn to see the world around you as unions, intersections, and differences of primitive shapes. Here are some things you can do with CSG and some hints for how to construct them.
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A lens. (The intersection of two spheres.)
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A six-sided die. (A cube, mostly, but using CSG difference operations with scaled spheres to form the pips.)
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A block letter or number. (Perhaps from a flattened cube, with pieces shaved off using differences with cubes and cylinders.)
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A flower. (Perhaps form the petals out of spheres, strategically scaled and shaped by intersecting other spheres.)
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The planet Saturn. (Form each ring by subtracting one cylinder ...
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