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Made some transform args more consistent.

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Revar Desmera 2017-08-30 12:59:30 -07:00
parent 88b7872ffe
commit 5d62eb7922
1 changed files with 33 additions and 33 deletions
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66
transforms.scad
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@ -156,63 +156,63 @@ module zflip() mirror([0,0,1]) children();
// Skews children on the X-Y plane, keeping constant in Z. // Skews children on the X-Y plane, keeping constant in Z.
// xang = skew angle towards the X direction. // xa = skew angle towards the X direction.
// yang = skew angle towards the Y direction. // ya = skew angle towards the Y direction.
// Examples: // Examples:
// skew_xy(xang=15) cube(size=10); // skew_xy(xa=15) cube(size=10);
// skew_xy(xang=15, yang=30) cube(size=10); // skew_xy(xa=15, ya=30) cube(size=10);
module skew_xy(xang=0, yang=0) module skew_xy(xa=0, ya=0)
{ {
multmatrix(m = [ multmatrix(m = [
[1, 0, tan(xang), 0], [1, 0, tan(xa), 0],
[0, 1, tan(yang), 0], [0, 1, tan(ya), 0],
[0, 0, 1, 0], [0, 0, 1, 0],
[0, 0, 0, 1] [0, 0, 0, 1]
]) { ]) {
children(); children();
} }
} }
module zskew(xa=0,ya=0) skew_xy(xang=xa,yang=ya) children(); module zskew(xa=0,ya=0) skew_xy(xa=xa,ya=ya) children();
// Skews children on the Y-Z plane, keeping constant in X. // Skews children on the Y-Z plane, keeping constant in X.
// yang = skew angle towards the Y direction. // ya = skew angle towards the Y direction.
// zang = skew angle towards the Z direction. // za = skew angle towards the Z direction.
// Examples: // Examples:
// skew_yz(yang=15) cube(size=10); // skew_yz(ya=15) cube(size=10);
// skew_yz(yang=15, zang=30) cube(size=10); // skew_yz(ya=15, za=30) cube(size=10);
module skew_yz(yang=0, zang=0) module skew_yz(ya=0, za=0)
{ {
multmatrix(m = [ multmatrix(m = [
[1, 0, 0, 0], [1, 0, 0, 0],
[tan(yang), 1, 0, 0], [tan(ya), 1, 0, 0],
[tan(zang), 0, 1, 0], [tan(za), 0, 1, 0],
[0, 0, 0, 1] [0, 0, 0, 1]
]) { ]) {
children(); children();
} }
} }
module xskew(ya=0,za=0) skew_yz(yang=ya,zang=za) children(); module xskew(ya=0,za=0) skew_yz(ya=ya,za=za) children();
// Skews children on the X-Z plane, keeping constant in Y. // Skews children on the X-Z plane, keeping constant in Y.
// xang = skew angle towards the X direction. // xa = skew angle towards the X direction.
// zang = skew angle towards the Z direction. // za = skew angle towards the Z direction.
// Examples: // Examples:
// skew_xz(xang=15) cube(size=10); // skew_xz(xa=15) cube(size=10);
// skew_xz(xang=15, zang=30) cube(size=10); // skew_xz(xa=15, za=30) cube(size=10);
module skew_xz(xang=0, zang=0) module skew_xz(xa=0, za=0)
{ {
multmatrix(m = [ multmatrix(m = [
[1, tan(xang), 0, 0], [1, tan(xa), 0, 0],
[0, 1, 0, 0], [0, 1, 0, 0],
[0, tan(zang), 1, 0], [0, tan(za), 1, 0],
[0, 0, 0, 1] [0, 0, 0, 1]
]) { ]) {
children(); children();
} }
} }
module yskew(xa=0,za=0) skew_xz(xang=xa,zang=za) children(); module yskew(xa=0,za=0) skew_xz(xa=xa,za=za) children();
@ -350,13 +350,13 @@ module zrot_copies(rots=[0], offset=0, count=undef)
// Makes copies of the given children at each of the given offsets. // Makes copies of the given children at each of the given offsets.
// offsets = array of XYZ offset vectors. Default [[0,0,0]] // a = array of XYZ offset vectors. Default [[0,0,0]]
// Example: // Example:
// translate_copies([[-5,-5,0], [5,-5,0], [0,-5,7], [0,5,0]]) // translate_copies([[-5,-5,0], [5,-5,0], [0,-5,7], [0,5,0]])
// sphere(r=3,center=true); // sphere(r=3,center=true);
module translate_copies(offsets=[[0,0,0]]) module translate_copies(a=[[0,0,0]])
{ {
for (off = offsets) translate(off) children(); for (off = a) translate(off) children();
} }
module place_copies(a=[[0,0,0]]) {translate_copies(a) children();} module place_copies(a=[[0,0,0]]) {translate_copies(a) children();}