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Added offset parameters to dogbone_square.

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Martin Budden 2020-12-22 10:09:43 +00:00
parent 0a00f244e4
commit 69da4c1c23
1 changed files with 7 additions and 19 deletions
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26
utils/dogbones.scad
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@ -23,8 +23,11 @@
// //
include <../utils/core/core.scad> include <../utils/core/core.scad>
module dogbone(size, r, center, offset_x, offset_y) //! Dogbone utility module module dogbone_square(size, r = cnc_bit_r, center = true, x_offset, y_offset) //! Square with circles at the corners, with optional offsets
{ {
x_offset = is_undef(x_offset) ? r / sqrt(2) : x_offset;
y_offset = is_undef(y_offset) ? r / sqrt(2) : y_offset;
union() { union() {
square(size, center = center); square(size, center = center);
@ -32,27 +35,12 @@ module dogbone(size, r, center, offset_x, offset_y) //! Dogbone utility module
origin = center ? [0, 0] : size / 2; origin = center ? [0, 0] : size / 2;
for(x = [-1, 1], y = [-1, 1]) for(x = [-1, 1], y = [-1, 1])
translate(origin + [x * (size.x / 2 - offset_x), y * (size.y / 2 - offset_y)]) translate(origin + [x * (size.x / 2 - x_offset), y * (size.y / 2 - y_offset)])
drill(r, 0); drill(r, 0);
} }
} }
} }
module dogbone_square(size, r = cnc_bit_r, center = true) //! Square with circles at the corners
{
dogbone([size.x, size.y], r, center, r / sqrt(2), r / sqrt(2));
}
module dogbone_square_x(size, r = cnc_bit_r, center = true) //! Square with circles at the corners, offset in the x direction
{
dogbone([size.x, size.y], r, center, 0, r);
}
module dogbone_square_y(size, r = cnc_bit_r, center = true) //! Square with circles at the corners, offset in the y direction
{
dogbone([size.x, size.y], r, center, r, 0);
}
module dogbone_rectangle(size, r = cnc_bit_r, center = true, xy_center = true) //! Rectangle with cylinders at the corners module dogbone_rectangle(size, r = cnc_bit_r, center = true, xy_center = true) //! Rectangle with cylinders at the corners
{ {
extrude_if(h = size.z, center = center) extrude_if(h = size.z, center = center)
@ -62,11 +50,11 @@ module dogbone_rectangle(size, r = cnc_bit_r, center = true, xy_center = true) /
module dogbone_rectangle_x(size, r = cnc_bit_r, center = true, xy_center = true) //! Rectangle with cylinders at the corners, offset in the x direction module dogbone_rectangle_x(size, r = cnc_bit_r, center = true, xy_center = true) //! Rectangle with cylinders at the corners, offset in the x direction
{ {
extrude_if(h = size.z, center = center) extrude_if(h = size.z, center = center)
dogbone_square_x([size.x, size.y], r, xy_center); dogbone_square([size.x, size.y], r, xy_center, x_offset = 0, y_offset = r);
} }
module dogbone_rectangle_y(size, r = cnc_bit_r, center = true, xy_center = true) //! Rectangle with cylinders at the corners, offset in the y direction module dogbone_rectangle_y(size, r = cnc_bit_r, center = true, xy_center = true) //! Rectangle with cylinders at the corners, offset in the y direction
{ {
extrude_if(h = size.z, center = center) extrude_if(h = size.z, center = center)
dogbone_square_y([size.x, size.y], r, xy_center); dogbone_square([size.x, size.y], r, xy_center, x_offset = r, y_offset = 0);
} }