Created
October 17, 2016 21:14
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function flat_piece(r, h, a, o) { | |
var shape = CAG.fromPoints([ | |
[0, 0], | |
[r, 0], | |
[cos(a) * r, sin(a) * r], | |
]); | |
shape = linear_extrude({height: h}, shape); | |
return shape.rotateZ(o); | |
} | |
function round_piece(r, h, a, o) { | |
var shape = CAG.circle({ | |
center: [0, 0], | |
radius: r, | |
resolution: 360, | |
}); | |
shape = linear_extrude({height: h}, shape); | |
return intersection(shape, flat_piece(r * 2, h, a, 0)).rotateZ(o); | |
} | |
function half_circle(r, h) { | |
var shape = CAG.circle({ | |
center: [0, 0], | |
radius: r, | |
resolution: 360, | |
}); | |
shape = linear_extrude({height: h}, shape); | |
square = CAG.fromPoints([ | |
[-r, 0], | |
[r, 0], | |
[r, r], | |
[-r, r], | |
]); | |
square = linear_extrude({height: h}, square); | |
return intersection(shape, square); | |
} | |
function horizon(w, h, d) { | |
var shape = CAG.fromPoints([ | |
[-w/2, 0], | |
[w/2, 0], | |
[w/2, -h], | |
[-w/2, -h], | |
]); | |
shape = linear_extrude({height: d}, shape); | |
return shape; | |
} | |
function main() { | |
var shapes = []; | |
var a = 9.4736842105; | |
for (var o = 0; o < 180 - a / 2; o += a * 2) { | |
var shape = round_piece(12, 0.5, a, o); | |
shapes.push(shape.setColor([0.75, 0.44, 0.22])); | |
} | |
for (var o = a; o < 180 - a / 2; o += a * 2) { | |
var r = Math.random() * 3 + 13; | |
var shape = flat_piece(r, 0.75, a, o); | |
shapes.push(shape.setColor([0.33, 0.25, 0.20])); | |
} | |
shapes.push(half_circle(4, 1).setColor([0.45, 0.16, 0.29])); | |
var h1 = horizon(26, 2, 1); | |
var h2 = horizon(26, 6, 1); | |
h2 = h2.translate([0, 1, 0]).rotateX(20); | |
shapes.push(h1.intersect(h2).setColor([0.96, 0.80, 0.59]));//(26, 2, 1).setColor([0.96, 0.80, 0.59])); | |
return union(shapes); | |
} |
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