Examples and Ideas
Fibonacci Sequence
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One way to set up your project is to make a list of recursive values based on the Fibonacci sequence, 1 in, 2 in, 3 in, 5 in, 8 in, 13 in. Then construct your artwork based on those values.
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Similarly you could draw Fibonacci squares on paper, color them, cut them out, and rearrange them on paper in an interesting design.
The Golden Mean
You may also use the Golden Mean (Ratio) to determine your sizes. Remember the ratio between each successive size will be phi (Φ, the Golden Mean, which is 1.618...).
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Select the smallest size of your object’s dimension, such as 2 cm.
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Next multiple each dimension recursively by Φ (round to 1.6).
For 2 cm, the results would be:
2 cm
2 cm x 1.6 = 3.2 cm
3.2 cm x 1.6 = 5.1 cm
5.1 cm x 1.6 = 8.2 cm
8.2 cm x 1.6 = 13.1 cm
13.1 cm x 1.6 = 21.0 cm
Rocks of the proper dimensions (width) are stacked to produce an interesting design (top).
Fibonacci squares and spirals are colored and organized in an interesting design (middle).
OpenSCAD Model
initial = 10;
phi = 1.618;
dia= PI*initial/2;
base = sqrt(2*pow(dia,2));
height = 2*initial;
for (i=[1:5]){
scale([i*phi,i*phi,i*phi])
nbsp; translate([i*dia,0,0])
rotate([0,0,45])<
cylinder(height,base,00,$fn=4);
}
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