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Fix coords.scad regressions.

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Revar Desmera
2020-03-02 21:48:54 -08:00
parent 6de4efabe4
commit 19e6ec8093
3 changed files with 26 additions and 19 deletions
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30
coords.scad
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@@ -30,11 +30,11 @@ function point2d(p, fill=0) = [for (i=[0:1]) (p[i]==undef)? fill : p[i]];
// points = A list of 2D or 3D points/vectors.
// fill = Value to fill missing values in vectors with.
function path2d(points) =
assert(is_path(points,dim=undef,fast=true),"Input to path2d is not a path")
let (result = points * concat(ident(2), replist([0,0], len(points[0])-2)))
assert(is_def(result), "Invalid input to path2d")
result;
assert(is_path(points,dim=undef,fast=true),"Input to path2d is not a path")
let (result = points * concat(ident(2), replist([0,0], len(points[0])-2)))
assert(is_def(result), "Invalid input to path2d")
result;
// Function: point3d()
// Description:
@@ -53,16 +53,16 @@ function point3d(p, fill=0) = [for (i=[0:2]) (p[i]==undef)? fill : p[i]];
// points = A list of 2D, 3D or higher dimensional points/vectors.
// fill = Value to fill missing values in vectors with (in the 2D case)
function path3d(points, fill=0) =
assert(is_num(fill))
assert(is_path(points, dim=undef, fast=true), "Input to path3d is not a path")
let (
change = len(points[0])-3,
M = change < 0 ? [[1,0,0],[0,1,0]] :
concat(ident(3), replist([0,0,0],change)),
result = points*M
)
assert(is_def(result), "Input to path3d is invalid")
fill == 0 || change>=0 ? result : result + replist([0,0,fill], len(result));
assert(is_num(fill))
assert(is_path(points, dim=undef, fast=true), "Input to path3d is not a path")
let (
change = len(points[0])-3,
M = change < 0? [[1,0,0],[0,1,0]] :
concat(ident(3), replist([0,0,0],change)),
result = points*M
)
assert(is_def(result), "Input to path3d is invalid")
fill == 0 || change>=0 ? result : result + replist([0,0,fill], len(result));
// Function: point4d()