# 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/>.
from boxes import Boxes, boolarg, edges
[docs]
class SBCMicroRack(Boxes):
"""Stackable rackable racks for SBC Pi-Style Computers"""
webinterface = True
ui_group = "Shelf" # see ./__init__.py for names
def __init__(self) -> None:
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, d=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):
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
with self.saved_context():
self.rectangularWall(height_total + height_per/2,
x + self.hole_dist_edge * 2,
"eseS",
callback=[self.paint_finger_holes,
self.paint_netusb_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="up")
if self.switch:
self.rectangularWall(height_total + height_per / 2,
x + self.hole_dist_edge * 2,
"eseS",
callback=[self.paint_stable_features],
move="up")
self.rectangularWall(height_total + height_per/2,
x + self.hole_dist_edge * 2,
"eseS",
move="right only")
self.rectangularWall(y + self.hole_dist_edge * 2,
x + self.hole_dist_edge * 2,
"efef",
move="up")
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")
