add grid and round_box

solidLib/__init__.py

@@ -0,0 +1 @@
+from .globals import SEGMENTS

solidLib/assortment.py

@@ -0,0 +1,38 @@
+import solid as scad
+from .globals import *
+
+
+def grid(
+    x: float,
+    y: float,
+    w: float = 3,
+    h: float = 1.5,
+    fillet: bool = False,
+    dim: float = 59,
+):
+
+    if w > h * 2:
+        out = scad.polygon([[0, 0], [w / 2, 0], [w / 2 - h, h], [0, h]])
+    else:
+        out = scad.polygon([[0, 0], [w / 2, 0], [0, h]])
+    out = scad.linear_extrude(dim)(out)
+    out = scad.rotate([90, 0, 90])(out)
+
+    if fillet:
+        scallop = scad.cube([dim - 2 * h - (w - 2 * h), 0.0001, 0.0001])
+        scallop = scad.minkowski()(scallop, scad.sphere(r=h, segments=SEGMENTS))
+        scallop += scad.rotate([0, -90, 0])(scallop) + scad.translate([dim - w, 0, 0])(
+            scad.rotate([0, -90, 0])(scallop)
+        )
+        scallop = scad.translate([w / 2, w / 2, h])(scallop)
+        out -= scallop
+
+    out += scad.translate([0, dim, 0])(scad.rotate([0, 0, -90])(out))
+    out += scad.translate([dim, dim, 0])(scad.rotate([0, 0, 180])(out))
+
+    result = out
+    for dx in range(x):
+        for dy in range(y):
+            result += scad.translate([dim * dx, dim * dy, 0])(out)
+
+    return result

solidLib/globals.py

@@ -0,0 +1 @@
+SEGMENTS = 36

solidLib/primitives.py

@@ -0,0 +1,10 @@
+import solid as s
+import numpy as np
+from .globals import *
+
+
+def round_box(x, y, z, r):
+    box = s.cube(np.array([x, y, z]) - r * 2)
+    wall = s.sphere(r=r, segments=SEGMENTS)
+
+    return s.translate([r, r, r])(s.minkowski()(box, wall))