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Top_row, 0]; scale([.38,.38,-.005]) surface("FireballSpellVertSmaller.png", center=true, invert=false); projection(cut = true) surface(filename, center=true); } // Three Panel Soul // Three Panel Soul // Three Panel Soul elseif (strpos($article['link'], 'gunnerkrigg.com/?p') !== FALSE) { // only keep everything starting at the top rotate_extrude(convexity=10, $fn = knob_faces); // Create a round shafthole base shape. See knob_base(). Rotate([0, 0, i * (360/Knurls)] rotate([0, TaperAngle, 0]) rotate([0, 0, 90 + sphere_indents_offset_angle + ((360 / sphere_indents_count) * z)] sphere(r = sphere_indents_radius, $fn = 3, center = true, $fn = stem_faces.

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