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Fixed docs spelling. Standardized formatting.

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Revar Desmera
2019-08-31 23:13:25 -07:00
parent 1d449ef8a6
commit 207721012f
1 changed files with 27 additions and 18 deletions
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shapes2d.scad
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@@ -688,7 +688,7 @@ module supershape(step=0.5,m1=4,m2=undef,n1,n2=undef,n3=undef,a=1,b=undef, r=und
// - "length", length: Change the turtle move distance to `length` // - "length", length: Change the turtle move distance to `length`
// - "scale", factor: Multiply turtle move distance by `factor` // - "scale", factor: Multiply turtle move distance by `factor`
// - "addlength", length: Add `length` to the turtle move distance // - "addlength", length: Add `length` to the turtle move distance
// - "repeat", count, comands: Repeats a list of commands `count` times. // - "repeat", count, commands: Repeats a list of commands `count` times.
// - "arcleft", radius, [angle]: Draw an arc from the current position toward the left at the specified radius and angle // - "arcleft", radius, [angle]: Draw an arc from the current position toward the left at the specified radius and angle
// - "arcright", radius, [angle]: Draw an arc from the current position toward the right at the specified radius and angle // - "arcright", radius, [angle]: Draw an arc from the current position toward the right at the specified radius and angle
// //
@@ -854,17 +854,26 @@ function _turtle_command(command, parm, parm2, state, index) =
command=="scale" ? list_set(state, step, parm*state[step]) : command=="scale" ? list_set(state, step, parm*state[step]) :
command=="addlength" ? list_set(state, step, state[step]+normalize(state[step])*parm) : command=="addlength" ? list_set(state, step, state[step]+normalize(state[step])*parm) :
command=="arcleft" || command=="arcright" ? command=="arcleft" || command=="arcright" ?
let( myangle = default(parm2,state[angle]), let(
myangle = default(parm2,state[angle]),
lrsign = command=="arcleft" ? 1 : -1, lrsign = command=="arcleft" ? 1 : -1,
radius = parm, radius = parm,
center = lastpt + lrsign*radius*line_normal([0,0],state[step]), center = lastpt + lrsign*radius*line_normal([0,0],state[step]),
arcpath = myangle == 0 ? [] : arcpath = myangle == 0 ? [] : arc(
arc(segs(radius), points = [lastpt, rot(cp=center, p=lastpt, a=lrsign*myangle/2), segs(radius),
rot(cp=center, p=lastpt, a=lrsign*myangle)]) points = [
lastpt,
rot(cp=center, p=lastpt, a=lrsign*myangle/2),
rot(cp=center, p=lastpt, a=lrsign*myangle)
]
) )
list_set(state, [path,step], )
[ concat(state[path],slice(arcpath,1,-1)), list_set(
rot(lrsign * myangle,p=state[step],planar=true) ]) : state, [path,step], [
concat(state[path], slice(arcpath,1,-1)),
rot(lrsign * myangle,p=state[step],planar=true)
]
) :
assert(false,str("Unknown turtle command \"",command,"\" at index",index)) assert(false,str("Unknown turtle command \"",command,"\" at index",index))
[]; [];