chore: Initial commit

spoolstore/poc.py

@@ -0,0 +1,119 @@
+"""Proof of concept models for SpoolStore."""
+
+import solid2 as sp
+from libdsps.grids import hex_grid
+from libdsps.shapes import rect_frame
+
+DRAWER_INNER_WIDTH = 220
+DRAWER_INNER_LENGTH = 270
+DRAWER_INNER_FLOOR_THICKNESS = 3
+DRAWER_INNER_DEPTH = 75
+
+SPOOL_OUTER_D = 200
+SPOOL_INNER_D = 55
+
+SPOOLPIN_FRONT_OFFSET = 110
+SPOOLPIN_D = SPOOL_INNER_D - 10
+SPOOLPIN_HEIGHT = 20
+SPOOLPIN_RAISE = 5
+
+SPLITTER_THICKNESS = 3
+SPLITTER_FRONT_OFFSET = 220
+
+LID_THICKNESS = 3
+SIDE_THICKNESS = 3
+
+FRAME_MARGIN = 8
+GRID_STRIDE = 38
+GRID_FILL_RATIO = 0.08
+
+XX = 2
+
+
+def _gen_hex_frame(
+    width: float, length: float, height: float, frame_size: float, stride: float, fill_ratio: float
+) -> sp.OpenSCADObjectPlus:
+    frame = rect_frame(width, length, height, frame_size)
+    grid = hex_grid(width - frame_size * 2, length - frame_size * 2, height, stride, fill_ratio)
+    hex_frame = sp.union()(frame, grid)
+    return hex_frame
+
+
+def _gen_spool_holder() -> sp.OpenSCADObjectPlus:
+    spool_raise = sp.cylinder(d=SPOOL_OUTER_D, h=SPOOLPIN_RAISE, center=False)
+    pin = sp.cylinder(d=SPOOLPIN_D, h=SPOOLPIN_HEIGHT, center=False)
+    pin = sp.up(SPOOLPIN_RAISE)(pin)
+    spool_holder = sp.union()(pin, spool_raise)
+    spool_holder = sp.color((0.75, 0.5, 0.5))(spool_holder)
+    return spool_holder
+
+
+def _gen_splitter() -> sp.OpenSCADObjectPlus:
+    splitter = sp.cube([DRAWER_INNER_WIDTH - SIDE_THICKNESS * 2, SPLITTER_THICKNESS, DRAWER_INNER_DEPTH], center=True)
+    splitter = sp.up(DRAWER_INNER_DEPTH / 2)(splitter)
+
+    mask = sp.cube(
+        [
+            DRAWER_INNER_WIDTH - SIDE_THICKNESS * 2 - FRAME_MARGIN * 2,
+            SPLITTER_THICKNESS + XX,
+            DRAWER_INNER_DEPTH - FRAME_MARGIN + XX,
+        ],
+        center=True,
+    )
+    mask = sp.up((DRAWER_INNER_DEPTH + FRAME_MARGIN + XX) / 2)(mask)
+    splitter = splitter - mask
+
+    splitter = sp.color((0.5, 0.75, 0.5))(splitter)
+    return splitter
+
+
+def _gen_top() -> sp.OpenSCADObjectPlus:
+    lid = _gen_hex_frame(
+        DRAWER_INNER_WIDTH, SPLITTER_FRONT_OFFSET, LID_THICKNESS, FRAME_MARGIN, GRID_STRIDE, GRID_FILL_RATIO
+    )
+    lid = sp.forward(DRAWER_INNER_LENGTH / 2 - SPOOLPIN_FRONT_OFFSET)(lid)
+
+    frame = rect_frame(DRAWER_INNER_WIDTH, DRAWER_INNER_LENGTH - SPLITTER_FRONT_OFFSET, LID_THICKNESS, FRAME_MARGIN)
+    frame = sp.forward(-SPLITTER_FRONT_OFFSET / 2)(frame)
+    frame = sp.color((0.2, 0.2, 0.2))(frame)
+
+    top = sp.union()(frame, lid)
+    return top
+
+
+def _gen_side() -> sp.OpenSCADObjectPlus:
+    return _gen_hex_frame(
+        DRAWER_INNER_DEPTH, DRAWER_INNER_LENGTH, SIDE_THICKNESS, FRAME_MARGIN, GRID_STRIDE, GRID_FILL_RATIO
+    )
+
+#def _gen_back()
+
+
+def gen_drawer() -> sp.OpenSCADObjectPlus:
+    inner_floor = sp.cube([DRAWER_INNER_WIDTH, DRAWER_INNER_LENGTH, DRAWER_INNER_FLOOR_THICKNESS], center=True)
+    inner_floor = sp.up(DRAWER_INNER_FLOOR_THICKNESS / 2)(inner_floor)
+
+    spool_holder = _gen_spool_holder()
+    spool_holder = sp.forward(DRAWER_INNER_LENGTH / 2 - SPOOLPIN_FRONT_OFFSET)(spool_holder)
+
+    splitter = _gen_splitter()
+    splitter = sp.forward(DRAWER_INNER_LENGTH / 2 - SPLITTER_FRONT_OFFSET)(splitter)
+
+    top = _gen_top()
+    top = sp.up(DRAWER_INNER_DEPTH)(top)
+
+    left = _gen_side()
+    left = sp.rotateY(90)(left)
+    left = sp.up(DRAWER_INNER_DEPTH / 2)(left)
+    left = sp.left(-DRAWER_INNER_WIDTH / 2 + SIDE_THICKNESS)(left)
+
+    right = _gen_side()
+    right = sp.rotateY(-90)(right)
+    right = sp.up(DRAWER_INNER_DEPTH / 2)(right)
+    right = sp.right(-DRAWER_INNER_WIDTH / 2 + SIDE_THICKNESS)(right)
+
+    drawer = sp.up(DRAWER_INNER_FLOOR_THICKNESS)(
+        sp.union()(sp.down(DRAWER_INNER_FLOOR_THICKNESS)(inner_floor), spool_holder, splitter, top, left, right)
+    )
+
+    return drawer