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//
// dq.pov -- Drehung und Quaternion
//
// (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule
//
#include "common.inc"
arrow(<0,0,0>, <1, sqrt(2), 2>, r, Red)
#declare r = 0.2 * r;
#declare drehwinkel = 0.95 * 2*pi/3 * 3;
#declare drehwinkel23 = drehwinkel;
#declare drehwinkel12 = drehwinkel / sqrt(2);
#declare drehwinkel13 = drehwinkel / 2;
circlearrow(<1,0,0>, <0,0,1>, <1, sqrt(2), 0>, 1, thick, drehwinkel23, 1)
circlearrow(<1,0,0>, <0,1,0>, <1, 0, 2>, sqrt(2)/2, thick, drehwinkel12, 1)
circlearrow(<0,0,1>, <1,0,0>, <0, sqrt(2), 2>, 0.5, thick, drehwinkel13, 1)
#declare l = 2.8;
#declare h = 0.0001;
union {
box { <-l,-l,-h>, <l,l,-h> }
box { <-l,-h,-l>, <l,-h,l> }
box { <-h,-l,-l>, <-h,l,l> }
pigment {
color rgbt<0.6,0.6,0.6,0.0>
}
}
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