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Fixed fillet_angled_corner_mask

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Revar Desmera 2018-11-26 01:53:02 -08:00
parent 5168c34b44
commit f074f7dabf
1 changed files with 30 additions and 27 deletions
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57
masks.scad
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@ -32,6 +32,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
include <transforms.scad>
include <shapes.scad>
include <math.scad>
@ -134,8 +135,8 @@ module chamfer_mask_x(l=1.0, chamfer=1.0) {
// [X+Y+, X-Y+, X-Y-, X+Y-]
// ]
// Example:
// chamfer(chamfer=2, size=[10,40,90], edges=[[0,0,0,0], [1,1,0,0], [0,0,0,0]]) {
// cube(size=[10,40,90], center=true);
// chamfer(chamfer=2, size=[10,40,30], edges=[[0,0,0,1], [1,1,0,0], [0,0,0,0]]) {
// cube(size=[10,40,30], center=true);
// }
module chamfer(chamfer=1, size=[1,1,1], edges=[[0,0,0,0], [1,1,0,0], [0,0,0,0]])
{
@ -191,7 +192,7 @@ module chamfer(chamfer=1, size=[1,1,1], edges=[[0,0,0,0], [1,1,0,0], [0,0,0,0]])
// Example:
// difference() {
// cube(size=100, center=false);
// up(50) fillet_mask(h=100.1, r=10.0);
// up(50) fillet_mask(h=100.1, r=25.0);
// }
module fillet_mask(h=1.0, r=1.0, center=true)
{
@ -221,8 +222,10 @@ module fillet_mask_x(l=1.0, r=1.0) yrot(90) fillet_mask(h=l, r=r, center=true);
// ang = angle that the planes meet at.
// center = If true, vertically center mask.
// Example:
// fillet_angled_edge_mask(h=50.0, r=10.0, ang=120, $fn=32);
// fillet_angled_edge_mask(h=50.0, r=10.0, ang=30, $fn=32);
// difference() {
// angle_pie_mask(ang=70, h=50, d=100);
// fillet_angled_edge_mask(h=51, r=20.0, ang=70, $fn=32);
// }
module fillet_angled_edge_mask(h=1.0, r=1.0, ang=90, center=true)
{
sweep = 180-ang;
@ -249,27 +252,28 @@ module fillet_angled_edge_mask(h=1.0, r=1.0, ang=90, center=true)
// fillet = radius of the fillet.
// ang = angle between planes that you need to fillet the corner of.
// Example:
// fillet_angled_corner_mask(fillet=100, ang=90);
// ang=60;
// difference() {
// angle_pie_mask(ang=ang, h=50, r=200);
// up(50/2) {
// fillet_angled_corner_mask(fillet=20, ang=ang);
// zrot_copies([0, ang]) right(200/2) fillet_mask_x(l=200, r=20);
// }
// fillet_angled_edge_mask(h=51, r=20, ang=ang);
// }
module fillet_angled_corner_mask(fillet=1.0, ang=90)
{
dy = fillet * tan(ang/2);
th = max(dy, fillet*2);
dx = fillet / tan(ang/2);
fn = quantup(segs(fillet), 4);
difference() {
down(dy) {
up(th/2) {
forward(fillet) {
cube(size=[fillet*2, fillet*4, th], center=true);
}
}
}
down(dy) {
forward(fillet) {
grid_of(count=2, spacing=fillet*2) {
sphere(r=fillet);
}
xrot(ang) {
up(fillet*2) {
cube(size=[fillet*8, fillet*8, fillet*4], center=true);
down(fillet) cylinder(r=dx/cos(ang/2)+1, h=fillet+1, center=false);
yflip_copy() {
translate([dx, fillet, -fillet]) {
hull() {
sphere(r=fillet, $fn=fn);
down(fillet*3) sphere(r=fillet, $fn=fn);
zrot_copies([0,ang]) {
right(fillet*3) sphere(r=fillet, $fn=fn);
}
}
}
@ -315,8 +319,7 @@ module fillet_corner_mask(r=1.0)
// $fa=2; $fs=2;
// difference() {
// cylinder(r=50, h=100, center=true);
// translate([0, 0, 50])
// fillet_cylinder_mask(r=50, fillet=10, xtilt=30, ytilt=30);
// up(50) !fillet_cylinder_mask(r=50, fillet=10, xtilt=30);
// }
module fillet_cylinder_mask(r=1.0, fillet=0.25, xtilt=0, ytilt=0)
{
@ -324,8 +327,8 @@ module fillet_cylinder_mask(r=1.0, fillet=0.25, xtilt=0, ytilt=0)
dhy = 2*r*sin(ytilt);
dh = hypot(dhy, dhx);
down(dh/2) {
skew_xz(zang=xtilt) {
skew_yz(zang=ytilt) {
skew_xz(za=xtilt) {
skew_yz(za=ytilt) {
down(fillet) {
difference() {
up((dh+2*fillet)/2) {