mirror of
https://github.com/JustinSDK/dotSCAD.git
synced 2025-08-12 09:44:16 +02:00
use scad
This commit is contained in:
Justin Lin
202
src/pixel/_impl/_px_line_impl.scad
Normal file
202
src/pixel/_impl/_px_line_impl.scad
Normal file
@@ -0,0 +1,202 @@
|
|||||||
|
|
||||||
|
use <__comm__/__to3d.scad>;
|
||||||
|
use <__comm__/__to2d.scad>;
|
||||||
|
|
||||||
|
function _px_line_zsgn(a) = a == 0 ? a : a / abs(a);
|
||||||
|
|
||||||
|
// x-dominant
|
||||||
|
function _px_line_xdominant_y(y, yd, sy) = yd >= 0 ? y + sy : y;
|
||||||
|
function _px_line_xdominant_yd(yd, ax, ay) = (yd >= 0 ? yd - ax : yd) + ay;
|
||||||
|
function _px_line_xdominant_z(z, zd, sz) = zd >= 0 ? z + sz : z;
|
||||||
|
function _px_line_xdominant_zd(zd, ax, az) = (zd >= 0 ? zd - ax : zd) + az;
|
||||||
|
|
||||||
|
function _px_line_xdominant(start, end, a, s) =
|
||||||
|
let(
|
||||||
|
x = start[0],
|
||||||
|
y = start[1],
|
||||||
|
z = start[2],
|
||||||
|
ax = a[0],
|
||||||
|
ay = a[1],
|
||||||
|
az = a[2],
|
||||||
|
sx = s[0],
|
||||||
|
sy = s[1],
|
||||||
|
sz = s[2],
|
||||||
|
shrx = floor(ax / 2),
|
||||||
|
yd = ay - shrx,
|
||||||
|
zd = az - shrx,
|
||||||
|
endx = end[0]
|
||||||
|
)
|
||||||
|
concat(
|
||||||
|
[start],
|
||||||
|
_px_line_xdominant_sub(
|
||||||
|
x + sx,
|
||||||
|
_px_line_xdominant_y(y, yd, sy),
|
||||||
|
_px_line_xdominant_z(z, zd, sz),
|
||||||
|
endx,
|
||||||
|
a,
|
||||||
|
s,
|
||||||
|
_px_line_xdominant_yd(yd, ax, ay),
|
||||||
|
_px_line_xdominant_zd(zd, ax, az)
|
||||||
|
)
|
||||||
|
);
|
||||||
|
|
||||||
|
function _px_line_xdominant_sub(x, y, z, endx, a, s, yd, zd) =
|
||||||
|
let(
|
||||||
|
ax = a[0],
|
||||||
|
ay = a[1],
|
||||||
|
az = a[2],
|
||||||
|
sx = s[0],
|
||||||
|
sy = s[1],
|
||||||
|
sz = s[2]
|
||||||
|
)
|
||||||
|
x == endx ? [] :
|
||||||
|
concat([[x, y, z]],
|
||||||
|
_px_line_xdominant_sub(
|
||||||
|
x + sx,
|
||||||
|
_px_line_xdominant_y(y, yd, sy),
|
||||||
|
_px_line_xdominant_z(z, zd, sz),
|
||||||
|
endx,
|
||||||
|
a,
|
||||||
|
s,
|
||||||
|
_px_line_xdominant_yd(yd, ax, ay),
|
||||||
|
_px_line_xdominant_zd(zd, ax, az)
|
||||||
|
)
|
||||||
|
);
|
||||||
|
|
||||||
|
// y-dominant
|
||||||
|
function _px_line_ydominant_x(x, xd, sx) = xd >= 0 ? x + sx : x;
|
||||||
|
function _px_line_ydominant_xd(xd, ax, ay) = (xd >= 0 ? xd - ay : xd) + ax;
|
||||||
|
function _px_line_ydominant_z(z, zd, sz) = zd >= 0 ? z + sz : z;
|
||||||
|
function _px_line_ydominant_zd(zd, ay, az) = (zd >= 0 ? zd - ay : zd) + az;
|
||||||
|
|
||||||
|
function _px_line_ydominant(start, end, a, s) =
|
||||||
|
let(
|
||||||
|
x = start[0],
|
||||||
|
y = start[1],
|
||||||
|
z = start[2],
|
||||||
|
ax = a[0],
|
||||||
|
ay = a[1],
|
||||||
|
az = a[2],
|
||||||
|
sx = s[0],
|
||||||
|
sy = s[1],
|
||||||
|
sz = s[2],
|
||||||
|
shry = floor(ay / 2),
|
||||||
|
xd = ax - shry,
|
||||||
|
zd = az - shry,
|
||||||
|
endy = end[1]
|
||||||
|
)
|
||||||
|
concat(
|
||||||
|
[start],
|
||||||
|
_px_line_ydominant_sub(
|
||||||
|
_px_line_ydominant_x(x, xd, sx),
|
||||||
|
y + sy,
|
||||||
|
_px_line_ydominant_z(z, zd, sz),
|
||||||
|
endy,
|
||||||
|
a,
|
||||||
|
s,
|
||||||
|
_px_line_ydominant_xd(xd, ax, ay),
|
||||||
|
_px_line_ydominant_zd(zd, ay, az)
|
||||||
|
)
|
||||||
|
);
|
||||||
|
|
||||||
|
function _px_line_ydominant_sub(x, y, z, endy, a, s, xd, zd) =
|
||||||
|
let(
|
||||||
|
ax = a[0],
|
||||||
|
ay = a[1],
|
||||||
|
az = a[2],
|
||||||
|
sx = s[0],
|
||||||
|
sy = s[1],
|
||||||
|
sz = s[2]
|
||||||
|
)
|
||||||
|
y == endy ? [] :
|
||||||
|
concat([[x, y, z]],
|
||||||
|
_px_line_ydominant_sub(
|
||||||
|
_px_line_ydominant_x(x, xd, sx),
|
||||||
|
y + sy,
|
||||||
|
_px_line_ydominant_z(z, zd, sz),
|
||||||
|
endy,
|
||||||
|
a,
|
||||||
|
s,
|
||||||
|
_px_line_ydominant_xd(xd, ax, ay),
|
||||||
|
_px_line_ydominant_zd(zd, ay, az)
|
||||||
|
)
|
||||||
|
);
|
||||||
|
|
||||||
|
// z-dominant
|
||||||
|
function _px_line_zdominant_x(x, xd, sx) = xd >= 0 ? x + sx : x;
|
||||||
|
function _px_line_zdominant_xd(xd, ax, az) = (xd >= 0 ? xd - az : xd) + ax;
|
||||||
|
|
||||||
|
function _px_line_zdominant_y(y, yd, sy) = yd >= 0 ? y + sy : y;
|
||||||
|
function _px_line_zdominant_yd(yd, ay, az) = (yd >= 0 ? yd - az : yd) + ay;
|
||||||
|
|
||||||
|
function _px_line_zdominant(start, end, a, s) =
|
||||||
|
let(
|
||||||
|
x = start[0],
|
||||||
|
y = start[1],
|
||||||
|
z = start[2],
|
||||||
|
ax = a[0],
|
||||||
|
ay = a[1],
|
||||||
|
az = a[2],
|
||||||
|
sx = s[0],
|
||||||
|
sy = s[1],
|
||||||
|
sz = s[2],
|
||||||
|
shrz = floor(az / 2),
|
||||||
|
xd = ax - shrz,
|
||||||
|
yd = ay - shrz,
|
||||||
|
endz = end[2]
|
||||||
|
)
|
||||||
|
concat(
|
||||||
|
[start],
|
||||||
|
_px_line_zdominant_sub(
|
||||||
|
_px_line_zdominant_x(x, xd, sx),
|
||||||
|
_px_line_zdominant_y(y, yd, sy),
|
||||||
|
z + sz,
|
||||||
|
endz,
|
||||||
|
a,
|
||||||
|
s,
|
||||||
|
_px_line_zdominant_xd(xd, ax, az),
|
||||||
|
_px_line_zdominant_yd(yd, ay, az)
|
||||||
|
)
|
||||||
|
);
|
||||||
|
|
||||||
|
function _px_line_zdominant_sub(x, y, z, endz, a, s, xd, yd) =
|
||||||
|
let(
|
||||||
|
ax = a[0],
|
||||||
|
ay = a[1],
|
||||||
|
az = a[2],
|
||||||
|
sx = s[0],
|
||||||
|
sy = s[1],
|
||||||
|
sz = s[2]
|
||||||
|
)
|
||||||
|
z == endz ? [] :
|
||||||
|
concat([[x, y, z]],
|
||||||
|
_px_line_zdominant_sub(
|
||||||
|
_px_line_zdominant_x(x, xd, sx),
|
||||||
|
_px_line_zdominant_y(y, yd, sy),
|
||||||
|
z + sz,
|
||||||
|
endz,
|
||||||
|
a,
|
||||||
|
s,
|
||||||
|
_px_line_zdominant_xd(xd, ax, az),
|
||||||
|
_px_line_zdominant_yd(yd, ay, az)
|
||||||
|
)
|
||||||
|
);
|
||||||
|
|
||||||
|
function _px_line_impl(p1, p2) =
|
||||||
|
let(
|
||||||
|
is_2d = len(p1) == 2,
|
||||||
|
start_pt = is_2d ? __to3d(p1) : p1,
|
||||||
|
end_pt = is_2d ? __to3d(p2) : p2,
|
||||||
|
dt = end_pt - start_pt,
|
||||||
|
ax = floor(abs(dt[0]) * 2),
|
||||||
|
ay = floor(abs(dt[1]) * 2),
|
||||||
|
az = floor(abs(dt[2]) * 2),
|
||||||
|
sx = _px_line_zsgn(dt[0]),
|
||||||
|
sy = _px_line_zsgn(dt[1]),
|
||||||
|
sz = _px_line_zsgn(dt[2]),
|
||||||
|
points = ax >= max(ay, az) ? _px_line_xdominant(start_pt, end_pt, [ax, ay, az], [sx, sy, sz]) : (
|
||||||
|
ay >= max(ax, az) ? _px_line_ydominant(start_pt, end_pt, [ax, ay, az], [sx, sy, sz]) :
|
||||||
|
_px_line_zdominant(start_pt, end_pt, [ax, ay, az], [sx, sy, sz])
|
||||||
|
)
|
||||||
|
)
|
||||||
|
is_2d ? [for(pt = points) __to2d(pt)] : points;
|
||||||
@@ -8,204 +8,6 @@
|
|||||||
*
|
*
|
||||||
**/
|
**/
|
||||||
|
|
||||||
include <__comm__/__to3d.scad>;
|
use <pixel/_impl/_px_line_impl.scad>;
|
||||||
include <__comm__/__to2d.scad>;
|
|
||||||
|
|
||||||
function _px_line_zsgn(a) = a == 0 ? a : a / abs(a);
|
function px_line(p1, p2) = _px_line_impl(p1, p2);
|
||||||
|
|
||||||
// x-dominant
|
|
||||||
function _px_line_xdominant_y(y, yd, sy) = yd >= 0 ? y + sy : y;
|
|
||||||
function _px_line_xdominant_yd(yd, ax, ay) = (yd >= 0 ? yd - ax : yd) + ay;
|
|
||||||
function _px_line_xdominant_z(z, zd, sz) = zd >= 0 ? z + sz : z;
|
|
||||||
function _px_line_xdominant_zd(zd, ax, az) = (zd >= 0 ? zd - ax : zd) + az;
|
|
||||||
|
|
||||||
function _px_line_xdominant(start, end, a, s) =
|
|
||||||
let(
|
|
||||||
x = start[0],
|
|
||||||
y = start[1],
|
|
||||||
z = start[2],
|
|
||||||
ax = a[0],
|
|
||||||
ay = a[1],
|
|
||||||
az = a[2],
|
|
||||||
sx = s[0],
|
|
||||||
sy = s[1],
|
|
||||||
sz = s[2],
|
|
||||||
shrx = floor(ax / 2),
|
|
||||||
yd = ay - shrx,
|
|
||||||
zd = az - shrx,
|
|
||||||
endx = end[0]
|
|
||||||
)
|
|
||||||
concat(
|
|
||||||
[start],
|
|
||||||
_px_line_xdominant_sub(
|
|
||||||
x + sx,
|
|
||||||
_px_line_xdominant_y(y, yd, sy),
|
|
||||||
_px_line_xdominant_z(z, zd, sz),
|
|
||||||
endx,
|
|
||||||
a,
|
|
||||||
s,
|
|
||||||
_px_line_xdominant_yd(yd, ax, ay),
|
|
||||||
_px_line_xdominant_zd(zd, ax, az)
|
|
||||||
)
|
|
||||||
);
|
|
||||||
|
|
||||||
function _px_line_xdominant_sub(x, y, z, endx, a, s, yd, zd) =
|
|
||||||
let(
|
|
||||||
ax = a[0],
|
|
||||||
ay = a[1],
|
|
||||||
az = a[2],
|
|
||||||
sx = s[0],
|
|
||||||
sy = s[1],
|
|
||||||
sz = s[2]
|
|
||||||
)
|
|
||||||
x == endx ? [] :
|
|
||||||
concat([[x, y, z]],
|
|
||||||
_px_line_xdominant_sub(
|
|
||||||
x + sx,
|
|
||||||
_px_line_xdominant_y(y, yd, sy),
|
|
||||||
_px_line_xdominant_z(z, zd, sz),
|
|
||||||
endx,
|
|
||||||
a,
|
|
||||||
s,
|
|
||||||
_px_line_xdominant_yd(yd, ax, ay),
|
|
||||||
_px_line_xdominant_zd(zd, ax, az)
|
|
||||||
)
|
|
||||||
);
|
|
||||||
|
|
||||||
// y-dominant
|
|
||||||
function _px_line_ydominant_x(x, xd, sx) = xd >= 0 ? x + sx : x;
|
|
||||||
function _px_line_ydominant_xd(xd, ax, ay) = (xd >= 0 ? xd - ay : xd) + ax;
|
|
||||||
function _px_line_ydominant_z(z, zd, sz) = zd >= 0 ? z + sz : z;
|
|
||||||
function _px_line_ydominant_zd(zd, ay, az) = (zd >= 0 ? zd - ay : zd) + az;
|
|
||||||
|
|
||||||
function _px_line_ydominant(start, end, a, s) =
|
|
||||||
let(
|
|
||||||
x = start[0],
|
|
||||||
y = start[1],
|
|
||||||
z = start[2],
|
|
||||||
ax = a[0],
|
|
||||||
ay = a[1],
|
|
||||||
az = a[2],
|
|
||||||
sx = s[0],
|
|
||||||
sy = s[1],
|
|
||||||
sz = s[2],
|
|
||||||
shry = floor(ay / 2),
|
|
||||||
xd = ax - shry,
|
|
||||||
zd = az - shry,
|
|
||||||
endy = end[1]
|
|
||||||
)
|
|
||||||
concat(
|
|
||||||
[start],
|
|
||||||
_px_line_ydominant_sub(
|
|
||||||
_px_line_ydominant_x(x, xd, sx),
|
|
||||||
y + sy,
|
|
||||||
_px_line_ydominant_z(z, zd, sz),
|
|
||||||
endy,
|
|
||||||
a,
|
|
||||||
s,
|
|
||||||
_px_line_ydominant_xd(xd, ax, ay),
|
|
||||||
_px_line_ydominant_zd(zd, ay, az)
|
|
||||||
)
|
|
||||||
);
|
|
||||||
|
|
||||||
function _px_line_ydominant_sub(x, y, z, endy, a, s, xd, zd) =
|
|
||||||
let(
|
|
||||||
ax = a[0],
|
|
||||||
ay = a[1],
|
|
||||||
az = a[2],
|
|
||||||
sx = s[0],
|
|
||||||
sy = s[1],
|
|
||||||
sz = s[2]
|
|
||||||
)
|
|
||||||
y == endy ? [] :
|
|
||||||
concat([[x, y, z]],
|
|
||||||
_px_line_ydominant_sub(
|
|
||||||
_px_line_ydominant_x(x, xd, sx),
|
|
||||||
y + sy,
|
|
||||||
_px_line_ydominant_z(z, zd, sz),
|
|
||||||
endy,
|
|
||||||
a,
|
|
||||||
s,
|
|
||||||
_px_line_ydominant_xd(xd, ax, ay),
|
|
||||||
_px_line_ydominant_zd(zd, ay, az)
|
|
||||||
)
|
|
||||||
);
|
|
||||||
|
|
||||||
// z-dominant
|
|
||||||
function _px_line_zdominant_x(x, xd, sx) = xd >= 0 ? x + sx : x;
|
|
||||||
function _px_line_zdominant_xd(xd, ax, az) = (xd >= 0 ? xd - az : xd) + ax;
|
|
||||||
|
|
||||||
function _px_line_zdominant_y(y, yd, sy) = yd >= 0 ? y + sy : y;
|
|
||||||
function _px_line_zdominant_yd(yd, ay, az) = (yd >= 0 ? yd - az : yd) + ay;
|
|
||||||
|
|
||||||
function _px_line_zdominant(start, end, a, s) =
|
|
||||||
let(
|
|
||||||
x = start[0],
|
|
||||||
y = start[1],
|
|
||||||
z = start[2],
|
|
||||||
ax = a[0],
|
|
||||||
ay = a[1],
|
|
||||||
az = a[2],
|
|
||||||
sx = s[0],
|
|
||||||
sy = s[1],
|
|
||||||
sz = s[2],
|
|
||||||
shrz = floor(az / 2),
|
|
||||||
xd = ax - shrz,
|
|
||||||
yd = ay - shrz,
|
|
||||||
endz = end[2]
|
|
||||||
)
|
|
||||||
concat(
|
|
||||||
[start],
|
|
||||||
_px_line_zdominant_sub(
|
|
||||||
_px_line_zdominant_x(x, xd, sx),
|
|
||||||
_px_line_zdominant_y(y, yd, sy),
|
|
||||||
z + sz,
|
|
||||||
endz,
|
|
||||||
a,
|
|
||||||
s,
|
|
||||||
_px_line_zdominant_xd(xd, ax, az),
|
|
||||||
_px_line_zdominant_yd(yd, ay, az)
|
|
||||||
)
|
|
||||||
);
|
|
||||||
|
|
||||||
function _px_line_zdominant_sub(x, y, z, endz, a, s, xd, yd) =
|
|
||||||
let(
|
|
||||||
ax = a[0],
|
|
||||||
ay = a[1],
|
|
||||||
az = a[2],
|
|
||||||
sx = s[0],
|
|
||||||
sy = s[1],
|
|
||||||
sz = s[2]
|
|
||||||
)
|
|
||||||
z == endz ? [] :
|
|
||||||
concat([[x, y, z]],
|
|
||||||
_px_line_zdominant_sub(
|
|
||||||
_px_line_zdominant_x(x, xd, sx),
|
|
||||||
_px_line_zdominant_y(y, yd, sy),
|
|
||||||
z + sz,
|
|
||||||
endz,
|
|
||||||
a,
|
|
||||||
s,
|
|
||||||
_px_line_zdominant_xd(xd, ax, az),
|
|
||||||
_px_line_zdominant_yd(yd, ay, az)
|
|
||||||
)
|
|
||||||
);
|
|
||||||
|
|
||||||
function px_line(p1, p2) =
|
|
||||||
let(
|
|
||||||
is_2d = len(p1) == 2,
|
|
||||||
start_pt = is_2d ? __to3d(p1) : p1,
|
|
||||||
end_pt = is_2d ? __to3d(p2) : p2,
|
|
||||||
dt = end_pt - start_pt,
|
|
||||||
ax = floor(abs(dt[0]) * 2),
|
|
||||||
ay = floor(abs(dt[1]) * 2),
|
|
||||||
az = floor(abs(dt[2]) * 2),
|
|
||||||
sx = _px_line_zsgn(dt[0]),
|
|
||||||
sy = _px_line_zsgn(dt[1]),
|
|
||||||
sz = _px_line_zsgn(dt[2]),
|
|
||||||
points = ax >= max(ay, az) ? _px_line_xdominant(start_pt, end_pt, [ax, ay, az], [sx, sy, sz]) : (
|
|
||||||
ay >= max(ax, az) ? _px_line_ydominant(start_pt, end_pt, [ax, ay, az], [sx, sy, sz]) :
|
|
||||||
_px_line_zdominant(start_pt, end_pt, [ax, ay, az], [sx, sy, sz])
|
|
||||||
)
|
|
||||||
)
|
|
||||||
is_2d ? [for(pt = points) __to2d(pt)] : points;
|
|
||||||
@@ -1,5 +1,5 @@
|
|||||||
include <unittest.scad>;
|
use <unittest.scad>;
|
||||||
include <pixel/px_line.scad>;
|
use <pixel/px_line.scad>;
|
||||||
|
|
||||||
module test_px_line() {
|
module test_px_line() {
|
||||||
echo("==== test_px_line ====");
|
echo("==== test_px_line ====");
|
||||||
|
|||||||
Reference in New Issue
Block a user