Initial import

components/audio_plug.py

@@ -0,0 +1,86 @@
+# Hole to expose a USB audio card (YMMV)
+
+import cadquery as cq
+
+from utils import extrude_shape, punch_hole
+
+# The hole is for a random USB sound card.
+# Consumers should set proper offsets for the hole
+
+item_w = 49
+item_h = 20.5
+
+hole_w = 17
+hole_h = 5
+
+holes = [
+    # 2-jack plug
+    {
+        "x": -item_h / 2,
+        "y": 4,
+        "shape": cq.Sketch()
+        .trapezoid(hole_w, hole_h, 90, mode="a")
+        .vertices()
+        .fillet(2),
+    },
+]
+
+elements = [
+    # Outline
+    {
+        "x": item_w / 2,
+        "y": item_h / 2,
+        "shape": (
+            cq.Sketch()
+            .trapezoid(item_w, item_h, 90, mode="a")
+            .trapezoid(item_w - 2, item_h - 2, 90, mode="s")
+        ),
+        "height": 0.2,
+    },
+]
+
+
+def add(
+    *,
+    model,
+    width,
+    height,
+    thickness,
+    offset_x,
+    offset_y,
+    bottom_face,
+    back_face,
+    shell_t
+):
+    # Extrusions
+    if bottom_face:
+        for element in elements:
+            model = extrude_shape(
+                model=model,
+                face=bottom_face,
+                w=width,
+                h=height,
+                x_offset=offset_x,
+                y_offset=offset_y,
+                element=element,
+                height=-(element["height"] + shell_t),
+            )
+
+    # Holes
+    if back_face:
+        for hole in holes:
+            model = punch_hole(
+                model=model,
+                face=back_face,
+                # FIXME: This is weird because it's the RIGHT side,
+                # So it's height instead of w, offset_y instead of x
+                # need to work on making these coherent
+                w=height,
+                h=thickness,
+                x_offset=height - offset_y,
+                y_offset=shell_t,
+                hole=hole,
+                depth=shell_t,
+            )
+
+    return model

components/battery_holder.py

@@ -0,0 +1,150 @@
+import cadquery as cq
+
+from utils import extrude_shape, punch_hole, hex_vents
+
+stand_positions = [(3.5, 3.5), (61.5, 3.5), (61.5, 52.5), (3.5, 52.5)]
+stands = (
+    cq.Sketch().push(stand_positions).circle(3, mode="a").circle(2.65 / 2, mode="s")
+)
+pillar_height = 7
+width = 85
+height = 56
+
+# This is a holder for DuPont cables so they connect to this
+# things' pogo pins which are used to power the CPU
+pin_positions = [(3.5, 0), (4 * 2.54 + 3.5, 0)]
+pin_holder_width = 25
+pin_holder_height = 15
+pin_holder = (
+    cq.Sketch()
+    .polygon(
+        [
+            (0.5, 0),
+            (pin_holder_width, 0),
+            (pin_holder_width, pin_holder_height),
+            (0, pin_holder_height),
+            (0.5, 0),
+        ],
+        mode="a",
+    )
+    .push(pin_positions)
+    .polygon(
+        [(0, 0), (2.6, 0), (2.6, pin_holder_height), (0, pin_holder_height), (0, 0)],
+        mode="s",
+    )
+)
+
+elements = [
+    # Battery holder stands
+    {
+        "x": 0,
+        "y": 0,
+        "shape": stands,
+        "height": pillar_height,
+    },
+    {
+        "x": 0,
+        "y": 0,
+        "shape": cq.Sketch().push(stand_positions).circle(5),
+        "height": 0,
+    },
+    # Pogo pin connector channels
+    {
+        "x": 3.5,
+        "y": 43.5,
+        "shape": pin_holder,
+        "height": 3,
+    },
+    # Perimeter
+    {
+        "x": width / 2,
+        "y": height / 2,
+        "shape": (
+            cq.Sketch()
+            .trapezoid(width, height, 90, mode="a")
+            .trapezoid(width - 2, height - 2, 90, mode="s")
+            .vertices()
+            .fillet(3)
+        ),
+        "height": 0.2,
+    },
+]
+
+
+vents = hex_vents(size=3, width=width, height=height)
+
+
+# Hole distances are relative to the rightmost pillar
+# seen from the back of the case, that's why they are negative
+# Heights are relative to base of pillars
+# All distances are measured to the CENTER of the hole
+holes = [
+    # Power inlet
+    {
+        "x": -18.5,
+        "y": -1 + pillar_height,
+        "shape": cq.Sketch().trapezoid(12, 6.5, 90, mode="a").vertices().fillet(1),
+    },
+    # Power button
+    {
+        "x": -70,
+        "y": 5.5 + pillar_height,
+        "shape": cq.Sketch().trapezoid(7, 7, 90, mode="a").vertices().fillet(1),
+    },
+]
+
+
+def add(
+    *,
+    model,
+    width,
+    height,
+    thickness,
+    offset_x,
+    offset_y,
+    bottom_face,
+    back_face,
+    shell_t
+):
+    if bottom_face:
+        # Vents
+        for vent in vents:
+            model = punch_hole(
+                model=model,
+                face=bottom_face,
+                w=width,
+                h=height,
+                x_offset=offset_x + vent["x"],
+                y_offset=shell_t + offset_y + vent["y"],
+                hole=vent,
+                depth=shell_t,
+            )
+
+        # Battery holder stands and pogo pin holder
+        for element in elements:
+            model = extrude_shape(
+                model=model,
+                face=bottom_face,
+                w=width,
+                h=height,
+                x_offset=offset_x,
+                y_offset=shell_t + offset_y,
+                element=element,
+                height=-(element["height"] + shell_t),
+            )
+
+    if back_face:
+        # Holes
+        for hole in holes:
+            model = punch_hole(
+                model=model,
+                face=back_face,
+                w=width,
+                h=thickness,
+                x_offset=width - offset_x,
+                y_offset=shell_t,
+                hole=hole,
+                depth=shell_t,
+            )
+
+    return model

components/hdmi_out.py

@@ -0,0 +1,46 @@
+# Hole to expose a USB audio card (YMMV)
+
+import cadquery as cq
+
+from utils import punch_hole
+
+# The hole is for a random USB sound card.
+# Consumers should set proper offsets for the hole
+
+holes = [
+    # Hole for HDMI female adapter
+    {
+        "x": 0,
+        "y": 7,
+        "shape": cq.Sketch().trapezoid(22, 12.5, 90, mode="a").vertices().fillet(2),
+    },
+]
+
+
+def add(
+    *,
+    model,
+    width,
+    height,
+    thickness,
+    offset_x,
+    offset_y,
+    bottom_face,
+    back_face,
+    shell_t
+):
+    # Holes
+    if back_face:
+        for hole in holes:
+            model = punch_hole(
+                model=model,
+                face=back_face,
+                w=width,
+                h=thickness,
+                x_offset=width - offset_x,
+                y_offset=shell_t,
+                hole=hole,
+                depth=shell_t,
+            )
+
+    return model

components/keyboard.py

@@ -0,0 +1,101 @@
+import cadquery as cq
+
+# These should be set from dimensions.py
+elements = None
+kbd_pillar_positions = []
+kbd_height = 0
+kbd_width = 0
+kbd_back_thickness = 0
+kbd_front_thickness = 0
+kbd_actual_height = 0
+kbd_angle = 0
+kbd_pillar_offset_1 = 0
+kbd_pillar_radius_1 = 0
+kbd_pillar_offset_2 = 0
+kbd_pillar_radius_2 = 0
+kbd_screw_radius = 0
+
+
+def init():
+    global elements
+
+    elements = [
+        # Shorter pillars
+        {
+            "x": 0,
+            "y": 0,
+            "z": kbd_pillar_offset_1,
+            "shape": cq.Sketch().push(kbd_pillar_positions).circle(kbd_pillar_radius_1, mode="a"),
+        },
+        # Taller pillars with holes for self-tapping screws
+        {
+            "x": 0,
+            "y": 0,
+            "z": kbd_pillar_offset_2,
+            "shape": (
+                cq.Sketch()
+                .push(kbd_pillar_positions)
+                .circle(kbd_pillar_radius_2, mode="a")
+                .circle(kbd_screw_radius, mode="s")
+            ),
+        },
+    ]
+
+
+def add(
+    *,
+    model,
+    width,
+    height,
+    thickness,
+    offset_x,
+    offset_y,
+    bottom_face,
+    back_face,
+    shell_t
+):
+    # This one is special, it creates angled things and cuts off the
+    # case, so ... it's going to do weird stuff
+
+    if bottom_face:
+        model = (
+            model.faces(bottom_face)
+            .workplane(centerOption="CenterOfBoundBox", offset=-kbd_front_thickness)
+            .center(
+                -width / 2,
+                height / 2,
+            )
+            .transformed(rotate=cq.Vector(kbd_angle, 0, 0))
+            .tag("kbd_sloped")
+        )
+        for element in elements:
+            model = (
+                model.workplaneFromTagged("kbd_sloped")
+                .center(offset_x + element["x"], -offset_y - element["y"])
+                .workplane(offset=element["z"])
+                .placeSketch(element["shape"])
+                .extrude(100)
+            )
+
+        model = (
+            model.workplaneFromTagged("mid_height")
+            .transformed(offset=cq.Vector(0, 0, -thickness / 2))
+            .split(keepTop=True)
+            .faces(">X")
+            .workplane(centerOption="CenterOfBoundBox")
+            .center(-height / 2, -thickness / 2)
+            .placeSketch(
+                cq.Sketch().polygon(
+                    [
+                        [0, kbd_front_thickness],
+                        [shell_t, kbd_front_thickness],
+                        [kbd_actual_height + shell_t, kbd_back_thickness],
+                        [kbd_actual_height + shell_t, 1000],
+                        [0, 1000],
+                        [0, kbd_front_thickness],
+                    ]
+                )
+            )
+            .cutBlind(-1000)
+        )
+    return model

components/screen_pillars.py

@@ -0,0 +1,84 @@
+from utils import extrude_shape, punch_hole
+import cadquery as cq
+
+elements = None
+bottom_holes = None
+
+# These are set from dimensions.py
+pillar_width = 0
+pillar_height = 0
+screw_head_radius = 0
+screw_head_depth = 0
+screw_radius = 0
+
+
+def init(positions, thickness):
+    """Because these need to match in multiple models, we create the
+    elemments dynamically"""
+    global elements, bottom_holes
+    elements = [
+        {
+            "x": 0,
+            "y": 0,
+            "shape": cq.Sketch()
+            .push(positions)
+            .trapezoid(pillar_width, pillar_height, 90, mode="a"),
+            "height": thickness,
+        }
+    ]
+
+    bottom_holes = [
+        {
+            "x": 0,
+            "y": 0,
+            "shape": cq.Sketch().push(positions).circle(screw_head_radius, mode="a"),
+            "depth": screw_head_depth,
+        },
+        {
+            "x": 0,
+            "y": 0,
+            "shape": cq.Sketch().push(positions).circle(screw_radius, mode="a"),
+            "depth": 100,
+        },
+    ]
+
+
+def add(
+    *,
+    model,
+    width,
+    height,
+    thickness,
+    offset_x,
+    offset_y,
+    bottom_face,
+    back_face,
+    shell_t
+):
+    if bottom_face:
+        # Mounting pillars
+        for element in elements:
+            model = extrude_shape(
+                model=model,
+                face=bottom_face,
+                w=width,
+                h=height,
+                x_offset=offset_x,
+                y_offset=shell_t + offset_y,
+                element=element,
+                height=-(element["height"] + shell_t),
+            )
+        # Screw holes
+        for hole in bottom_holes:
+            model = punch_hole(
+                model=model,
+                face=bottom_face,
+                w=width,
+                h=height,
+                x_offset=offset_x,
+                y_offset=shell_t + offset_y,
+                hole=hole,
+                depth=hole["depth"],
+            )
+
+    return model

components/simple_lid.py

@@ -0,0 +1,107 @@
+import cadquery as cq
+
+import dimensions as dim
+from utils import extrude_shape2, hex_vents, punch_hole, export
+
+
+def model():
+    # Create the basic shape of the case lid
+    model = (
+        cq.Workplane("XY")
+        # Hollow box
+        .box(dim.width, dim.sl_height, dim.sl_thickness)
+        .edges("|Z and >Y")
+        .fillet(2)
+    )
+
+    # Make many holes
+    vent = hex_vents(size=6, width=dim.width * 0.9, height=dim.sl_height * 0.9)[0]
+    model = punch_hole(
+        model=model,
+        face=">Z",
+        w=dim.width,
+        h=dim.sl_height,
+        x_offset=0.05 * dim.width,
+        y_offset=0.05 * dim.sl_height,
+        hole=vent,
+        depth=dim.sl_thickness,
+    )
+
+    # Add screw holes
+    for position in dim.mounting_pillar_positions:
+        model = (
+            model.faces(">Z")
+            .workplane(centerOption="CenterOfBoundBox")
+            .center(
+                -dim.width / 2 + position[0],
+                dim.sl_height / 2 - position[1] - dim.shell_t,
+            )
+            .placeSketch(cq.Sketch().circle(dim.m4_top / 2 + 1.5))
+            .extrude(-dim.sl_thickness)
+            .faces(">Z")
+            .workplane(centerOption="CenterOfBoundBox")
+            .center(
+                -dim.width / 2 + position[0],
+                dim.sl_height / 2 - position[1] - dim.shell_t,
+            )
+            .cskHole(dim.m4_bottom, dim.m4_top, 82, depth=None)
+        )
+
+    # Add front lip
+
+    model = (
+        model.faces(">Z")
+        .workplane(centerOption="CenterOfBoundBox")
+        .center(0, -dim.sl_height / 2 + dim.sl_lip_thickness / 2)
+        .placeSketch(
+            cq.Sketch().trapezoid(dim.width - 2 * dim.shell_t, dim.sl_lip_thickness, 90)
+        )
+        .extrude(-dim.sl_front_lip - dim.sl_thickness)
+    )
+
+    return model
+
+
+def decorative_cover():
+    # A decorative thingie to cover the ugly seam in the middle
+    model = cq.Workplane("XY").box(10, dim.sl_height, 1).edges("|Z").fillet(1)
+    vent = hex_vents(
+        size=6, width=dim.width * 0.9, height=dim.sl_height * 0.9, density=0.775
+    )[0]
+
+    model = extrude_shape2(
+        model=model,
+        face=">Z",
+        w=dim.width,
+        h=dim.sl_height,
+        x_offset=0.05 * dim.width,
+        y_offset=0.05 * dim.sl_height,
+        hole=vent,
+        depth=3,
+    )
+    return model
+
+
+if __name__ == "__main__":
+    model = model()
+    export(model, "simple_lid.stl")
+
+    cover = decorative_cover()
+    export(cover, "simple_lid_cover.stl")
+
+    export(
+        model,
+        "simple_lid.svg",
+        opt={
+            "projectionDir": (0, 0, 1),
+        },
+    )
+
+    export(
+        model.faces(">X").workplane(offset=-dim.width / 2).split(keepTop=True),
+        "simple_lid_right.stl",
+    )
+    export(
+        model.faces(">X").workplane(offset=-dim.width / 2).split(keepBottom=True),
+        "simple_lid_left.stl",
+    )

components/usb_hub.py

@@ -0,0 +1,101 @@
+import cadquery as cq
+
+from utils import punch_hole, extrude_shape
+
+# Measurements for my USB hub, YMMV
+
+# The hole is for a USB-A plug, y is measured in the hub
+# (from the bottom face to middle of the hole)
+# Consumers should set proper offsets for the hole
+
+item_w = 17
+item_h = 93
+
+holes = [
+    # USB-A port
+    {
+        "x": -item_w / 2,
+        "y": 4,
+        "shape": cq.Sketch().trapezoid(13, 5, 90, mode="a").vertices().fillet(1),
+    },
+]
+
+elements = [
+    # Thing to grab the hub
+    {
+        "x": item_w / 2,
+        "y": 5,
+        "shape": (
+            cq.Sketch().trapezoid(22, 10, 90, mode="a").trapezoid(17, 10, 90, mode="s")
+        ),
+        "height": 8,
+    },
+    {
+        "x": item_w / 2 + 5.5,
+        "y": item_h - 3,
+        "shape": (cq.Sketch().circle(2.5, mode="a")),
+        "height": 8,
+    },
+    {
+        "x": item_w / 2 - 5.5,
+        "y": item_h - 3,
+        "shape": (cq.Sketch().circle(2.5, mode="a")),
+        "height": 8,
+    },
+    # Outline
+    {
+        "x": item_w / 2,
+        "y": item_h / 2,
+        "shape": (
+            cq.Sketch()
+            .trapezoid(item_w, item_h, 90, mode="a")
+            .trapezoid(item_w - 2, item_h - 2, 90, mode="s")
+            .vertices()
+            .fillet(3)
+        ),
+        "height": 0.2,
+    },
+]
+
+
+def add(
+    *,
+    model,
+    width,
+    height,
+    thickness,
+    offset_x,
+    offset_y,
+    bottom_face,
+    back_face,
+    shell_t
+):
+    # USB Hub extrusions
+    if bottom_face:
+        for element in elements:
+            model = extrude_shape(
+                model=model,
+                face=bottom_face,
+                w=width,
+                h=height,
+                x_offset=offset_x,
+                y_offset=shell_t + offset_y,
+                element=element,
+                height=-(element["height"] + shell_t),
+            )
+
+    # Holes
+    if back_face:
+        for hole in holes:
+            model = punch_hole(
+                model=model,
+                face=back_face,
+                w=width,
+                h=thickness,
+                x_offset=width - offset_x,
+                y_offset=shell_t,
+                hole=hole,
+                depth=shell_t,
+            )
+
+    return model

components/zero_holder.py

@@ -0,0 +1,110 @@
+import cadquery as cq
+
+from utils import extrude_shape, punch_hole, hex_vents
+
+width = 65
+height = 30
+pillar_height = 7
+
+stand_positions = [(3.5, 3.5), (3.5, 26.5), (61.5, 26.5), (61.5, 3.5)]
+
+stands = (
+    cq.Sketch().push(stand_positions).circle(3, mode="a").circle(2.65 / 2, mode="s")
+)
+
+
+elements = [
+    # CPU holder stands
+    {
+        "x": 0,
+        "y": 0,
+        "shape": stands,
+        "height": pillar_height,
+    },
+    {
+        "x": 0,
+        "y": 0,
+        "shape": cq.Sketch().push(stand_positions).circle(5),
+        "height": 0,
+    },
+    # Perimeter
+    {
+        "x": width / 2,
+        "y": height / 2,
+        "shape": (
+            cq.Sketch()
+            .trapezoid(width, height, 90, mode="a")
+            .trapezoid(width - 2, height - 2, 90, mode="s")
+            .vertices()
+            .fillet(3)
+        ),
+        "height": 0.2,
+    },
+]
+
+vents = hex_vents(size=3, width=width, height=height)
+
+holes = [
+    # One hole for everything TODO: improve
+    {
+        "x": -width / 2,
+        "y": 1 + pillar_height,
+        "shape": cq.Sketch().trapezoid(50, 6, 90, mode="a").vertices().fillet(1),
+    }
+]
+
+
+def add(
+    *,
+    model,
+    width,
+    height,
+    thickness,
+    offset_x,
+    offset_y,
+    bottom_face,
+    back_face,
+    shell_t
+):
+    if bottom_face:
+        # Vents
+        for vent in vents:
+            model = punch_hole(
+                model=model,
+                face=bottom_face,
+                w=width,
+                h=height,
+                x_offset=offset_x + vent["x"],
+                y_offset=shell_t + offset_y + vent["y"],
+                hole=vent,
+                depth=shell_t,
+            )
+
+        # CPU holder extrusions
+        for element in elements:
+            model = extrude_shape(
+                model=model,
+                face=bottom_face,
+                w=width,
+                h=height,
+                x_offset=offset_x,
+                y_offset=shell_t + offset_y,
+                element=element,
+                height=-(element["height"] + shell_t),
+            )
+
+    # Holes
+    if back_face:
+        for hole in holes:
+            model = punch_hole(
+                model=model,
+                face=back_face,
+                w=width,
+                h=thickness,
+                x_offset=width - offset_x,
+                y_offset=shell_t,
+                hole=hole,
+                depth=shell_t,
+            )
+
+    return model