831c7d6bf1
Scoop parameter can now be any real number. Follows the same logic as before, where false (now 0) means no scoop, and true (now 1) means regular scoop. Any real number will scale the scoop value to preference.
445 lines
13 KiB
OpenSCAD
445 lines
13 KiB
OpenSCAD
// UTILITY FILE, DO NOT EDIT
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// EDIT OTHER FILES IN REPO FOR RESULTS
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include <gridfinity-constants.scad>
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// ===== User Modules ===== //
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// functions to convert gridz values to mm values
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function hf (z, d, l) = (d==0)?z*7:(d==1)?h_bot+z+h_base:z-(l?3.8:0);
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function height (z,d=0,l=true,s=true) = (s?((abs(hf(z,d,l))%7==0)?hf(z,d,l):hf(z,d,l)+7-abs(hf(z,d,l))%7):hf(z,d,l))-h_base;
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// Creates equally divided cutters for the bin
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//
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// n_divx: number of x compartments (ideally, coprime w/ gridx)
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// n_divy: number of y compartments (ideally, coprime w/ gridy)
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// set n_div values to 0 for a solid bin
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// style_tab: tab style for all compartments. see cut()
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// scoop_weight: scoop toggle for all compartments. see cut()
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module cutEqual(n_divx=1, n_divy=1, style_tab=1, scoop_weight=1) {
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for (i = [1:n_divx])
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for (j = [1:n_divy])
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cut((i-1)*$gxx/n_divx,(j-1)*$gyy/n_divy, $gxx/n_divx, $gyy/n_divy, style_tab, scoop_weight);
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}
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// initialize gridfinity
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module gridfinityInit(gx, gy, h, h0 = 0, l) {
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$gxx = gx;
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$gyy = gy;
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$dh = h;
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$dh0 = h0;
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color("tomato") {
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difference() {
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color("firebrick")
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block_bottom(h0==0?$dh-0.1:h0, gx, gy, l);
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children();
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}
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color("royalblue")
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block_wall(gx, gy, l) {
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if (enable_lip) profile_wall();
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else profile_wall2();
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}
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}
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}
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// Function to include in the custom() module to individually slice bins
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// Will try to clamp values to fit inside the provided base size
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//
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// x: start coord. x=1 is the left side of the bin.
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// y: start coord. y=1 is the bottom side of the bin.
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// w: width of compartment, in # of bases covered
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// h: height of compartment, in # of basese covered
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// t: tab style of this specific compartment.
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// alignment only matters if the compartment size is larger than d_tabw
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// 0:full, 1:auto, 2:left, 3:center, 4:right, 5:none
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// Automatic alignment will use left tabs for bins on the left edge, right tabs for bins on the right edge, and center tabs everywhere else.
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// s: toggle the rounded back corner that allows for easy removal
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module cut(x=0, y=0, w=1, h=1, t=1, s=1) {
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translate([0,0,-$dh-h_base])
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cut_move(x,y,w,h)
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block_cutter(clp(x,0,$gxx), clp(y,0,$gyy), clp(w,0,$gxx-x), clp(h,0,$gyy-y), t, s);
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}
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// Translates an object from the origin point to the center of the requested compartment block, can be used to add custom cuts in the bin
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// See cut() module for parameter descriptions
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module cut_move(x, y, w, h) {
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translate([0,0,$dh0==0?$dh+h_base:$dh0+h_base])
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cut_move_unsafe(clp(x,0,$gxx), clp(y,0,$gyy), clp(w,0,$gxx-x), clp(h,0,$gyy-y))
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children();
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}
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// ===== Modules ===== //
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module profile_base() {
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polygon([
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[0,0],
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[0,h_base],
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[r_base,h_base],
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[r_base-r_c2,h_base-r_c2],
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[r_base-r_c2,r_c1],
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[r_base-r_c2-r_c1,0]
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]);
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}
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module gridfinityBase(gx, gy, l, dx, dy, style_hole, off=0, final_cut=true) {
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dbnxt = [for (i=[1:5]) if (abs(gx*i)%1 < 0.001 || abs(gx*i)%1 > 0.999) i];
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dbnyt = [for (i=[1:5]) if (abs(gy*i)%1 < 0.001 || abs(gy*i)%1 > 0.999) i];
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dbnx = 1/(dx==0 ? len(dbnxt) > 0 ? dbnxt[0] : 1 : round(dx));
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dbny = 1/(dy==0 ? len(dbnyt) > 0 ? dbnyt[0] : 1 : round(dy));
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xx = gx*l-0.5;
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yy = gy*l-0.5;
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if (final_cut)
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translate([0,0,h_base])
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rounded_rectangle(xx+0.002, yy+0.002, h_bot/1.5, r_fo1/2+0.001);
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intersection(){
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if (final_cut)
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translate([0,0,-1])
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rounded_rectangle(xx+0.005, yy+0.005, h_base+h_bot/2*10, r_fo1/2+0.001);
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render()
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difference() {
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pattern_linear(gx/dbnx, gy/dbny, dbnx*l, dbny*l)
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block_base_solid(dbnx, dbny, l, off);
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if (style_hole > 0)
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pattern_linear(gx, gy, l)
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block_base_hole(style_hole, off);
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}
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}
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}
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module block_base_solid(dbnx, dbny, l, o) {
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xx = dbnx*l-0.05;
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yy = dbny*l-0.05;
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oo = (o/2)*(sqrt(2)-1);
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translate([0,0,h_base])
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mirror([0,0,1])
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union() {
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hull() {
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rounded_rectangle(xx-2*r_c2-2*r_c1+o, yy-2*r_c2-2*r_c1+o, h_base+oo, r_fo3/2);
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rounded_rectangle(xx-2*r_c2+o, yy-2*r_c2+o, h_base-r_c1+oo, r_fo2/2);
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}
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translate([0,0,oo])
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hull() {
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rounded_rectangle(xx-2*r_c2+o, yy-2*r_c2+o, r_c2, r_fo2/2);
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mirror([0,0,1])
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rounded_rectangle(xx+o, yy+o, h_bot/2+abs(10*o), r_fo1/2);
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}
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}
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}
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module block_base_hole(style_hole, o=0) {
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r1 = r_hole1-o/2;
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r2 = r_hole2-o/2;
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pattern_circular(abs(d_hole)<0.001?1:4)
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translate([d_hole/2, d_hole/2, 0])
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union() {
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difference() {
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cylinder(h = 2*(h_hole-o+(style_hole==3?h_slit:0)), r=r2, center=true);
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if (style_hole==3)
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copy_mirror([0,1,0])
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translate([-1.5*r2,r1+0.1,h_hole-o])
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cube([r2*3,r2*3, 10]);
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}
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if (style_hole > 1)
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cylinder(h = 2*h_base-o, r = r1, center=true);
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}
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}
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module profile_wall_sub_sub() {
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polygon([
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[0,0],
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[d_wall/2,0],
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[d_wall/2,$dh-1.2-d_wall2+d_wall/2],
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[d_wall2-d_clear,$dh-1.2],
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[d_wall2-d_clear,$dh+h_base],
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[0,$dh+h_base]
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]);
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}
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module profile_wall_sub() {
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difference() {
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profile_wall_sub_sub();
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color("red")
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offset(delta = d_clear)
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translate([r_base-d_clear,$dh,0])
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mirror([1,0,0])
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profile_base();
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square([d_wall,0]);
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}
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}
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module profile_wall() {
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translate([r_base,0,0])
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mirror([1,0,0])
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difference() {
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profile_wall_sub();
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difference() {
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translate([0, $dh+h_base-d_clear*sqrt(2), 0])
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circle(r_base/2);
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offset(r = r_f1)
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offset(delta = -r_f1)
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profile_wall_sub();
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}
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}
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}
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// lipless profile
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module profile_wall2() {
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translate([r_base,0,0])
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mirror([1,0,0])
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square([d_wall,$dh]);
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}
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module block_wall(gx, gy, l) {
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translate([0,0,h_base])
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sweep_rounded(gx*l-2*r_base-0.5-0.001, gy*l-2*r_base-0.5-0.001)
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children();
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}
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module block_bottom( h = 2.2, gx, gy, l ) {
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translate([0,0,h_base+0.1])
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rounded_rectangle(gx*l-0.5-d_wall/4, gy*l-0.5-d_wall/4, h, r_base+0.01);
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}
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module cut_move_unsafe(x, y, w, h) {
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xx = ($gxx*length+d_magic);
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yy = ($gyy*length+d_magic);
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translate([(x)*xx/$gxx,(y)*yy/$gyy,0])
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translate([(-xx+d_div)/2,(-yy+d_div)/2,0])
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translate([(w*xx/$gxx-d_div)/2,(h*yy/$gyy-d_div)/2,0])
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children();
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}
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module block_cutter(x,y,w,h,t,s) {
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v_len_tab = d_tabh;
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v_len_lip = d_wall2-d_wall+1.2;
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v_cut_tab = d_tabh - (2*r_f1)/tan(a_tab);
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v_cut_lip = d_wall2-d_wall-d_clear;
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v_ang_tab = a_tab;
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v_ang_lip = 45;
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ycutfirst = y == 0 && enable_lip;
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ycutlast = abs(y+h-$gyy)<0.001 && enable_lip;
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xcutfirst = x == 0 && enable_lip;
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xcutlast = abs(x+w-$gxx)<0.001 && enable_lip;
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zsmall = ($dh+h_base)/7 < 3;
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ylen = h*($gyy*length+d_magic)/$gyy-d_div;
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xlen = w*($gxx*length+d_magic)/$gxx-d_div;
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height = $dh;
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extent = (abs(s) > 0 && ycutfirst ? d_wall2-d_wall-d_clear : 0);
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tab = (zsmall || t == 5) ? (ycutlast?v_len_lip:0) : v_len_tab;
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ang = (zsmall || t == 5) ? (ycutlast?v_ang_lip:0) : v_ang_tab;
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cut = (zsmall || t == 5) ? (ycutlast?v_cut_lip:0) : v_cut_tab;
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style = (t > 1 && t < 5) ? t-3 : (x == 0 ? -1 : xcutlast ? 1 : 0);
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translate([0,ylen/2,h_base+h_bot])
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rotate([90,0,-90]) {
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if (!zsmall && xlen - d_tabw > 4*r_f2 && t != 0) {
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fillet_cutter(3,"bisque")
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difference() {
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transform_tab(style, xlen, ((xcutfirst&&style==-1)||(xcutlast&&style==1))?v_cut_lip:0)
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translate([ycutlast?v_cut_lip:0,0])
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profile_cutter(height-h_bot, ylen/2, s);
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if (xcutfirst)
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translate([0,0,(xlen/2-r_f2)-v_cut_lip])
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cube([ylen,height,v_cut_lip*2]);
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if (xcutlast)
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translate([0,0,-(xlen/2-r_f2)-v_cut_lip])
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cube([ylen,height,v_cut_lip*2]);
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}
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if (t != 0 && t != 5)
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fillet_cutter(2,"indigo")
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difference() {
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transform_tab(style, xlen, ((xcutfirst&&style==-1)||(xcutlast&&style==1))?v_cut_lip:0)
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difference() {
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intersection() {
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profile_cutter(height-h_bot, ylen-extent, s);
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profile_cutter_tab(height-h_bot, v_len_tab, v_ang_tab);
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}
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if (ycutlast) profile_cutter_tab(height-h_bot, v_len_lip, 45);
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}
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if (xcutfirst)
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translate([ylen/2,0,xlen/2])
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rotate([0,90,0])
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transform_main(2*ylen)
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profile_cutter_tab(height-h_bot, v_len_lip, v_ang_lip);
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if (xcutlast)
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translate([ylen/2,0,-xlen/2])
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rotate([0,-90,0])
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transform_main(2*ylen)
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profile_cutter_tab(height-h_bot, v_len_lip, v_ang_lip);
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}
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}
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fillet_cutter(1,"seagreen")
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translate([0,0,xcutlast?v_cut_lip/2:0])
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translate([0,0,xcutfirst?-v_cut_lip/2:0])
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transform_main(xlen-(xcutfirst?v_cut_lip:0)-(xcutlast?v_cut_lip:0))
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translate([cut,0])
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profile_cutter(height-h_bot, ylen-extent-cut-(!s&&ycutfirst?v_cut_lip:0), s);
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fillet_cutter(0,"hotpink")
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difference() {
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transform_main(xlen)
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difference() {
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profile_cutter(height-h_bot, ylen-extent, s);
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if (!((zsmall || t == 5) && !ycutlast))
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profile_cutter_tab(height-h_bot, tab, ang);
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if (!(abs(s) > 0)&& y == 0)
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translate([ylen-extent,0,0])
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mirror([1,0,0])
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profile_cutter_tab(height-h_bot, v_len_lip, v_ang_lip);
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}
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if (xcutfirst)
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color("indigo")
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translate([ylen/2+0.001,0,xlen/2+0.001])
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rotate([0,90,0])
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transform_main(2*ylen)
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profile_cutter_tab(height-h_bot, v_len_lip, v_ang_lip);
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if (xcutlast)
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color("indigo")
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translate([ylen/2+0.001,0,-xlen/2+0.001])
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rotate([0,-90,0])
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transform_main(2*ylen)
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profile_cutter_tab(height-h_bot, v_len_lip, v_ang_lip);
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}
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}
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}
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module transform_main(xlen) {
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translate([0,0,-(xlen-2*r_f2)/2])
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linear_extrude(xlen-2*r_f2)
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children();
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}
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module transform_tab(type, xlen, cut) {
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mirror([0,0,type==1?1:0])
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copy_mirror([0,0,-(abs(type)-1)])
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translate([0,0,-(xlen)/2])
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translate([0,0,r_f2])
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linear_extrude((xlen-d_tabw-abs(cut))/(1-(abs(type)-1))-2*r_f2)
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children();
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}
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module fillet_cutter(t = 0, c = "goldenrod") {
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color(c)
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minkowski() {
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children();
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sphere(r = r_f2-t/1000);
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}
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}
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module profile_cutter(h, l, s) {
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scoop = max(s*$dh/2-r_f2,0);
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translate([r_f2,r_f2])
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hull() {
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if (l-scoop-2*r_f2 > 0)
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square(0.1);
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if (scoop < h) {
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translate([l-2*r_f2,h-r_f2/2])
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mirror([1,1])
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square(0.1);
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translate([0,h-r_f2/2])
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mirror([0,1])
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square(0.1);
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}
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difference() {
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translate([l-scoop-2*r_f2, scoop])
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if (scoop != 0) {
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intersection() {
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circle(scoop);
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mirror([0,1]) square(2*scoop);
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}
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} else mirror([1,0]) square(0.1);
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translate([l-scoop-2*r_f2,-1])
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square([-(l-scoop-2*r_f2),2*h]);
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translate([0,h])
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square([2*l,scoop]);
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}
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}
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}
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module profile_cutter_tab(h, tab, ang) {
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if (tab > 0)
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color("blue")
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offset(delta = r_f2)
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polygon([[0,h],[tab,h],[0,h-tab*tan(ang)]]);
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}
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// ==== Utilities =====
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function clp(x,a,b) = min(max(x,a),b);
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module rounded_rectangle(length, width, height, rad) {
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linear_extrude(height)
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offset(rad)
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offset(-rad)
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square([length,width], center = true);
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}
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module rounded_square(length, height, rad) {
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rounded_rectangle(length, length, height, rad);
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}
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module copy_mirror(vec=[0,1,0]) {
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children();
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if (vec != [0,0,0])
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mirror(vec)
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children();
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}
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module pattern_linear(x = 1, y = 1, sx = 0, sy = 0) {
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yy = sy <= 0 ? sx : sy;
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translate([-(x-1)*sx/2,-(y-1)*yy/2,0])
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for (i = [1:ceil(x)])
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for (j = [1:ceil(y)])
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translate([(i-1)*sx,(j-1)*yy,0])
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children();
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}
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module pattern_circular(n=2) {
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for (i = [1:n])
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rotate(i*360/n)
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children();
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}
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module sweep_rounded(w=10, h=10) {
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union() pattern_circular(2) {
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copy_mirror([1,0,0])
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translate([w/2,h/2,0])
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rotate_extrude(angle = 90, convexity = 4)
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children();
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translate([w/2,0,0])
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rotate([90,0,0])
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linear_extrude(height = h, center = true)
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children();
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rotate([0,0,90])
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translate([h/2,0,0])
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rotate([90,0,0])
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linear_extrude(height = w, center = true)
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children();
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}
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}
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