Option to only put holes at corners of bin

.gitignore

@@ -1,6 +1,8 @@
 
 ignore/
 gridfinity-rebuilt.json
+gridfinity-rebuilt-bins.json
 stl/
 batch/
 site/
+*.json

gridfinity-constants.scad

@@ -55,33 +55,26 @@ d_magic = -2*d_clear-2*d_wall+d_div;
 
 // Baseplate bottom part height (part added with weigthed=true)
 bp_h_bot = 6.4;
-
 // Baseplate bottom cutout rectangle size
 bp_cut_size = 21.4;
-
 // Baseplate bottom cutout rectangle depth
 bp_cut_depth = 4;
-
 // Baseplate bottom cutout rounded thingy width
 bp_rcut_width = 8.5;
-
 // Baseplate bottom cutout rounded thingy left
 bp_rcut_length = 4.25;
-
 // Baseplate bottom cutout rounded thingy depth
 bp_rcut_depth = 2;
-
 // countersink diameter for baseplate
 d_cs = 2.5; 
-
 // radius of cutout for skeletonized baseplate
 r_skel = 2; 
-
 // baseplate counterbore radius
 r_cb = 2.75;
-
 // baseplate counterbore depth
 h_cb = 3;
-
 // minimum baseplate thickness (when skeletonized)
 h_skel = 1; 
+
+// Prime numbers
+p_corn = 401; 

gridfinity-rebuilt-bins.json

@@ -1,24 +0,0 @@
-{
-    "fileFormatVersion": "1",
-    "parameterSets": {
-        "New set 1": {
-            "$fa": "8",
-            "$fs": "0.25",
-            "div_base_x": "0",
-            "div_base_y": "0",
-            "divx": "1",
-            "divy": "1",
-            "enable_zsnap": "false",
-            "gridx": "1",
-            "gridy": "1",
-            "gridz": "6",
-            "gridz_define": "0",
-            "height_internal": "0",
-            "length": "42",
-            "scoop": "1",
-            "style_hole": "3",
-            "style_lip": "0",
-            "style_tab": "1"
-        }
-    }
-}

gridfinity-rebuilt-bins.scad

@@ -38,9 +38,9 @@ gridz = 6;
 length = 42;
 
 /* [Compartments] */
-// number of X Divisions
+// number of X Divisions (set to zero to have solid bin)
 divx = 1;
-// number of y Divisions
+// number of y Divisions (set to zero to have solid bin)
 divy = 1;
 
 /* [Height] */
@@ -58,6 +58,8 @@ style_tab = 1; //[0:Full,1:Auto,2:Left,3:Center,4:Right,5:None]
 style_lip = 0; //[0: Regular lip, 1:remove lip subtractively, 2: remove lip and retain height]
 // scoop weight percentage. 0 disables scoop, 1 is regular scoop. Any real number will scale the scoop. 
 scoop = 1; //[0:0.1:1]
+// only cut magnet/screw holes at the corners of the bin to save uneccesary print time
+style_corners = true;
 
 /* [Base] */
 style_hole = 3; // [0:no holes, 1:magnet holes only, 2: magnet and screw holes - no printable slit, 3: magnet and screw holes - printable slit]
@@ -76,7 +78,7 @@ gridfinityInit(gridx, gridy, height(gridz, gridz_define, style_lip, enable_zsnap
     if (divx > 0 && divy > 0)
     cutEqual(n_divx = divx, n_divy = divy, style_tab = style_tab, scoop_weight = scoop);
 }
-gridfinityBase(gridx, gridy, length, div_base_x, div_base_y, style_hole);
+gridfinityBase(gridx, gridy, length, div_base_x, div_base_y, style_hole*(style_corners?p_corn:1));
 
 }
 

gridfinity-rebuilt-lite.scad

@@ -44,6 +44,8 @@ style_tab = 1; //[0:Full,1:Auto,2:Left,3:Center,4:Right,5:None]
 
 /* [Base] */
 style_hole = 0; // [0:no holes, 1:magnet holes only, 2: magnet and screw holes - no printable slit, 3: magnet and screw holes - printable slit]
+// only cut magnet/screw holes at the corners of the bin to save uneccesary print time
+style_corners = true;
 // number of divisions per 1 unit of base along the X axis. (default 1, only use integers. 0 means automatically guess the right division)
 div_base_x = 0;
 // number of divisions per 1 unit of base along the Y axis. (default 1, only use integers. 0 means automatically guess the right division)
@@ -64,18 +66,19 @@ gridfinityLite(gridx, gridy, gridz, gridz_define, style_lip, enable_zsnap, lengt
 
 
 module gridfinityLite(gridx, gridy, gridz, gridz_define, style_lip, enable_zsnap, length, div_base_x, div_base_y, style_hole) { 
+    sh = style_hole*(style_corners?p_corn:1);
     difference() {
         union() {
             gridfinityInit(gridx, gridy, height(gridz, gridz_define, style_lip, enable_zsnap), 0, length)
             children();
-            gridfinityBase(gridx, gridy, length, div_base_x, div_base_y, style_hole);
+            gridfinityBase(gridx, gridy, length, div_base_x, div_base_y, sh);
         }
 
         difference() {
             union() {
                 intersection() {
                     difference() {
-                        gridfinityBase(gridx, gridy, length, div_base_x, div_base_y, style_hole, -d_wall*2, false);
+                        gridfinityBase(gridx, gridy, length, div_base_x, div_base_y, sh, -d_wall*2, false);
                         translate([-gridx*length/2,-gridy*length/2,2*h_base])
                         cube([gridx*length,gridy*length,1000]);
                     }

gridfinity-rebuilt-utility.scad

@@ -103,7 +103,13 @@ module gridfinityBase(gx, gy, l, dx, dy, style_hole, off=0, final_cut=true) {
             block_base_solid(dbnx, dbny, l, off);
             
             if (style_hole > 0) 
+                if (style_hole % p_corn < 0.001)
+                pattern_linear(2, 2, (gx-1)*length+d_hole, (gy-1)*length+d_hole)
+                block_base_hole(style_hole / p_corn, off);
+                else
                 pattern_linear(gx, gy, l)
+                pattern_circular(abs(d_hole)<0.001?1:4) 
+                translate([d_hole/2, d_hole/2, 0])
                 block_base_hole(style_hole, off);
         }
     }
@@ -132,8 +138,6 @@ module block_base_solid(dbnx, dbny, l, o) {
 module block_base_hole(style_hole, o=0) {
     r1 = r_hole1-o/2;
     r2 = r_hole2-o/2;
-    pattern_circular(abs(d_hole)<0.001?1:4) 
-    translate([d_hole/2, d_hole/2, 0])
     union() {
         difference() {
             cylinder(h = 2*(h_hole-o+(style_hole==3?h_slit:0)), r=r2, center=true);