New generator: SBCMicroRack

boxes/generators/microrack.py

@@ -0,0 +1,184 @@
+#!/usr/bin/env python3
+# Copyright (C) 2019 Gabriel Morell
+#
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+import decimal
+
+from boxes import Boxes, edges, boolarg
+
+
+class SBCMicroRack(Boxes):
+    """Stackable rackable racks for SBC Pi-Style Computers"""
+
+    webinterface = True
+    ui_group = "Shelf"  # see ./__init__.py for names
+
+    def __init__(self):
+        Boxes.__init__(self)
+
+        self.addSettingsArgs(edges.FingerJointSettings)
+        self.addSettingsArgs(edges.StackableSettings)
+
+        self.buildArgParser(x=56, y=85)
+
+        # count
+        self.argparser.add_argument(
+            "--sbcs", action="store", type=int, default=5,
+            help="how many slots for sbcs",
+        )
+
+        # spaces
+        self.argparser.add_argument(
+            "--clearance_x", action="store", type=int, default=3,
+            help="clearance for the board in the box (x) in mm"
+        )
+        self.argparser.add_argument(
+            "--clearance_y", action="store", type=int, default=3,
+            help="clearance for the board in the box (y) in mm"
+        )
+        self.argparser.add_argument(
+            "--clearance_z", action="store", type=int, default=28,
+            help="SBC Clearance in mm",
+        )
+
+        # mounting holes
+        self.argparser.add_argument(
+            "--hole_dist_edge", action="store", type=float, default=3.5,
+            help="hole distance from edge in mm"
+        )
+        self.argparser.add_argument(
+            "--hole_grid_dimension_x", action="store", type=int, default=58,
+            help="width of x hole area"
+        )
+        self.argparser.add_argument(
+            "--hole_grid_dimension_y", action="store", type=int, default=49,
+            help="width of y hole area"
+        )
+        self.argparser.add_argument(
+            "--hole_diameter", action="store", type=float, default=2.75,
+            help="hole diameters"
+        )
+
+        # i/o holes
+        self.argparser.add_argument(
+            "--netusb_z", action="store", type=int, default=18,
+            help="height of the net/usb hole mm"
+        )
+        self.argparser.add_argument(
+            "--netusb_x", action="store", type=int, default=53,
+            help="width of the net/usb hole in mm"
+        )
+
+        # features
+        self.argparser.add_argument(
+            "--stable", action='store', type=boolarg, default=False,
+            help="draw some holes to put a 1/4\" dowel through at the base and top"
+        )
+        self.argparser.add_argument(
+            "--switch", action='store', type=boolarg, default=False,
+            help="adds an additional vertical segment to hold the switch in place, works best w/ --stable"
+        )
+        # TODO flesh this idea out better
+        self.argparser.add_argument(
+            "--fan", action='store', type=int, default=0, required=False,
+            help="ensure that the x width is at least this much and as well, draw a snug holder for a fan someplace"
+        )
+
+
+    def paint_mounting_holes(self):
+        cy = self.clearance_y
+        cx = self.clearance_x
+
+        h2r = self.hole_diameter
+        hde = self.hole_dist_edge
+        hgdx = self.hole_grid_dimension_x
+        hgdy = self.hole_grid_dimension_y
+
+        self.hole(
+            h2r + cx + hde / 2,
+            h2r + cy + hde / 2,
+            h2r / 2
+        )
+
+        self.hole(
+            h2r + cx + hgdx + hde / 2,
+            h2r + cy + hde / 2,
+            h2r / 2
+        )
+
+        self.hole(
+            h2r + cx + hde / 2,
+            h2r + cy + hgdy + hde / 2,
+            h2r / 2
+        )
+
+        self.hole(
+            h2r + cx + hgdx + hde / 2,
+            h2r + cy + hgdy + hde / 2,
+            h2r / 2
+        )
+
+    def paint_stable_features(self):
+        if self.stable:
+            self.hole(
+                10,10,6.5
+            )
+
+    def paint_netusb_holes(self):
+        t = self.thickness
+        x = self.x
+        w = x + self.hole_dist_edge * 2
+        height_per = self.clearance_z + t 
+        usb_height = self.netusb_z
+        usb_width = self.netusb_x
+        for i in range(self.sbcs):
+            self.rectangularHole(w/2, (height_per)*i+15 , usb_width, usb_height, r=1)
+
+    def paint_finger_holes(self):
+        t = self.thickness
+        height_per = self.clearance_z + t
+        for i in range(self.sbcs + 1):
+            self.fingerHolesAt((height_per) * i + +height_per/2 + 1.5, self.hole_dist_edge, self.x, 90)
+
+    def render(self):
+        # adjust to the variables you want in the local scope
+        x, y = self.x, self.y
+        t = self.thickness
+
+        height_per = self.clearance_z + t
+        height_total = self.sbcs * height_per
+
+        # render your parts here
+
+        self.rectangularWall(height_total + height_per/2, x + self.hole_dist_edge * 2, "eseS", callback=[
+            self.paint_finger_holes,
+            self.paint_netusb_holes,
+        ],
+                             move="right")
+        self.rectangularWall(y + self.hole_dist_edge * 2, x + self.hole_dist_edge * 2, "efef",
+                             move="right")
+
+        for i in range(self.sbcs):
+            self.rectangularWall(y + self.hole_dist_edge * 2, x + self.hole_dist_edge * 2, "efef", callback=[
+                self.paint_mounting_holes
+            ],  move="up")
+
+        self.rectangularWall(height_total + height_per/2, x + self.hole_dist_edge * 2, "eseS", callback=[
+            self.paint_finger_holes,
+            self.paint_stable_features
+        ],
+                             move="left")
+
+        if self.switch:
+            self.rectangularWall(height_total + height_per / 2, x + self.hole_dist_edge * 2, "eseS", callback=[self.paint_stable_features], move="down")