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Filleting, bevel fix, poly mirroring

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This commit is contained in:
Bán Dénes 2021-04-18 23:04:50 +02:00
parent 18a76e5580
commit de0f61b2dc
1 changed files with 31 additions and 4 deletions
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35
src/outlines.js
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@ -15,7 +15,18 @@ const rectangle = (w, h, corner, bevel, name='') => {
a.assert(ch >= 0, error('tall', h))
let res = new m.models.Rectangle(cw, ch)
if (bevel > 0) res = m.model.outline(res, bevel, 2)
if (bevel) {
res = u.poly([
[-bevel, 0],
[-bevel, ch],
[0, ch + bevel],
[cw, ch + bevel],
[cw + bevel, ch],
[cw + bevel, 0],
[cw, -bevel],
[0, -bevel]
])
}
if (corner > 0) res = m.model.outline(res, corner, 0)
return m.model.moveRelative(res, [corner + bevel, corner + bevel])
}
@ -274,21 +285,37 @@ exports.parse = (config = {}, points = {}, units = {}) => {
}
break
case 'polygon':
a.detect_unexpected(part, name, expected.concat(['points']))
a.detect_unexpected(part, name, expected.concat(['points', 'mirror']))
const poly_points = a.sane(part.points, `${name}.points`, 'array')()
const poly_mirror = a.sane(part.mirror || false, `${name.mirror}`, 'boolean')()
const parsed_points = []
const mirror_points = []
let poly_mirror_x = 0
let last_anchor = new Point()
let poly_index = 0
for (const poly_point of poly_points) {
if (poly_index == 0 && poly_mirror) {
a.assert(poly_point.ref, `Field "${name}.ref" must be speficied if mirroring is required!`)
poly_mirror_x = (points[poly_point.ref].x + points[`mirror_${poly_point.ref}`].x) / 2
}
const poly_name = `${name}.points[${++poly_index}]`
const anchor = make_anchor(poly_point, poly_name, points, true, last_anchor)(units)
parsed_points.push(anchor.p)
last_anchor = make_anchor(poly_point, poly_name, points, true, last_anchor)(units)
parsed_points.push(last_anchor.p)
mirror_points.push(last_anchor.clone().mirror(poly_mirror_x).p)
}
arg = u.poly(parsed_points)
if (poly_mirror) {
arg = u.union(arg, u.poly(mirror_points))
}
break
case 'outline':
a.detect_unexpected(part, name, expected.concat(['name', 'fillet']))
a.assert(outlines[part.name], `Field "${name}.name" does not name an existing outline!`)
const fillet = a.sane(part.fillet || 0, `${name}.fillet`, 'number')(units)
arg = u.deepcopy(outlines[part.name])
if (fillet) {
arg.models.fillets = m.chain.fillet(m.model.findSingleChain(arg), fillet)
}
break
default:
throw new Error(`Field "${name}.type" (${part.type}) does not name a valid outline part type!`)