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