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Foot gen: updated silkscreen of board outline to not intersect with the

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courtyards of any parts
This commit is contained in:
andrewc
2024-03-15 16:09:25 +10:00
parent 5609c4de80
commit cc806b7c88
1 changed files with 128 additions and 4 deletions
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132
.scripts/foot_gen.py
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@@ -1,3 +1,4 @@
from copy import deepcopy
import sys
import os
@@ -70,6 +71,10 @@ for item in pcb.GetDrawings():
brd_drawings.append(item)
# print("Text: ", item.GetText())
# print("Layer: ", item.GetLayerName())
elif "F.Courtyard" in item.GetLayerName():
brd_drawings.append(item)
# print("Text: ", item.GetText())
# print("Layer: ", item.GetLayerName())
print("")
print("New Footprint List: ", new_foots)
@@ -191,22 +196,88 @@ kicad_mod.setTags("example")
kicad_mod.append(Text(type='reference', text='REF**', at=[0,-3], layer='F.SilkS'))
kicad_mod.append(Text(type='value', text=foot_name, at=[1.5,3], layer='F.Fab'))
# create silscreen
kicad_mod.append(RectLine(start=[-brd_width/2,-brd_height/2], end=[brd_width/2,brd_height/2], layer='F.SilkS', width=0.15))
# create courtyard
kicad_mod.append(RectLine(start=[-brd_width/2,-brd_height/2], end=[brd_width/2,brd_height/2], layer='F.CrtYd', width=0.05, offset=0.5))
# for [foot, pad_map] in sorted_foots:
# kicad_mod.append(RectLine(start=[-brd_width/2,-brd_height/2], end=[brd_width/2,brd_height/2], layer='F.CrtYd', width=0.05, offset=0.5))
# create pads
print(sorted_foots)
keepouts = []
pad_cnt = 0
for [foot, pad_map] in sorted_foots:
local_box = foot.GetBoundingBox(False,False)
local_cent = ToMM(local_box.GetCenter() - brd_cent)
local_size = ToMM(local_box.GetSize())
print("Bounding: ", local_cent, local_size)
keepouts.append([local_cent, local_size])
mounting_flag = "mounting" in str(foot.GetKeywords()).lower()
custom_paste_flag = False
if mounting_flag:
for pad in foot.Pads():
if pad.IsAperturePad():
custom_paste_flag = True
# size = foot.GetBoundingBox(False,False).GetSize()
# cent = foot.GetCenter() - brd_cent
# x_flag = abs(cent.x) - brd_width/2 > -size.x/2
# y_flag = abs(cent.y) - brd_height/2 > -size.y/2
# if x_flag or y_flag:
# shape_type = foot.GetEffectiveShape()
# cent_mm = ToMM(cent)
# size_mm = ToMM(size)
# start_x = brd_width/2
# start_y = brd_height/2
# if cent.x < 0:
# start_x = -1*start_x
# if cent.y < 0:
# start_y = -1*start_y
# if not x_flag:
# start_x = cent_mm[0]
# if not y_flag:
# start_y = cent_mm[1]
# print("Silk: ", cent_mm, size_mm)
# if shape_type == pcbnew.SHAPE_T_RECT:
# start = [start_x, start_y + size_mm[1]/2]
# end = [start[0] + size_mm[0]/2, start[1]]
# kicad_mod.append(Line(start=start, end=end, layer='F.Silkscreen', width=0.05))
# start = [end[0], end[1]]
# end = [start[0], start[1] - size[1]]
# kicad_mod.append(Line(start=start, end=end, layer='F.Silkscreen', width=0.05))
# start = [end[0], end[1]]
# end = [start[0] - size[0]/2, start[1]]
# kicad_mod.append(Line(start=start, end=end, layer='F.Silkscreen', width=0.05))
# start = [cent_mm[0] - size_mm[0], cent_mm[1] - size_mm[1]]
# end = [cent_mm[0] + size_mm[0], cent_mm[1] + size_mm[1]]
# kicad_mod.append(RectLine(start=start, end=end, layer='F.Silkscreen', width=0.05, offset=0.2))
# elif shape_type == pcbnew.SHAPE_T_CIRCLE:
# start = [cent_mm[0], cent_mm[1] + size_mm[1]/2]
# end = [start[0], start[1]]
# radius = size.x/2
# kicad_mod.append(Arc(center=cent, start=radius, layer='F.Silkscreen', width=0.05))
# radius = size_mm[0]/2 + 0.2
# kicad_mod.append(Circle(center=cent_mm, radius=radius, layer='F.Silkscreen', width=0.05))
for d in foot.GraphicalItems():
if type(d) is pcbnew.FP_SHAPE and "F.Courtyard" in d.GetLayerName():
shape_type = d.GetShape()
cent = d.GetCenter() - brd_cent
print("Courtyard: ", cent, shape_type)
if shape_type == pcbnew.SHAPE_T_SEGMENT:
start = d.GetStart() - brd_cent
end = d.GetEnd() - brd_cent
print("Seg: ", ToMM(start), ToMM(end))
kicad_mod.append(Line(start=ToMM(start), end=ToMM(end), layer='F.CrtYd', width=0.05))
elif shape_type == pcbnew.SHAPE_T_RECT:
start = d.GetStart() - brd_cent
end = d.GetEnd() - brd_cent
print("Rect: ", ToMM(start), ToMM(end))
kicad_mod.append(RectLine(start=ToMM(start), end=ToMM(end), layer='F.CrtYd', width=0.05))
elif shape_type == pcbnew.SHAPE_T_CIRCLE:
radius = ToMM(d.GetRadius())
cent = ToMM(cent)
print("Circ: ", cent, radius)
kicad_mod.append(Circle(center=cent, radius=radius, layer='F.CrtYd', width=0.05))
real_pads = 0
for pad in foot.Pads():
@@ -278,6 +349,59 @@ for [foot, pad_map] in sorted_foots:
pad_cnt += real_pads
# create silkscreen
print("keepouts: ", keepouts)
corners = [[-brd_width/2, -brd_height/2], [-brd_width/2, brd_height/2], [brd_width/2, brd_height/2], [brd_width/2, -brd_height/2]]
for i in range(len(corners)):
if i == len(corners)-1:
j = 0
else:
j = i+1
start = deepcopy(corners[i])
end = deepcopy(start)
x_dir = True
if corners[i][0] == corners[j][0]:
x_dir = False
sign = -1
if corners[j][not x_dir] > corners[i][not x_dir]:
sign = 1
# Find intersections with keepouts
intersects = []
if x_dir:
for k in keepouts:
if abs(start[1] - k[0][1]) < k[1][1]/2:
intersects.append(k)
intersects.sort(key=lambda k: abs(start[0] - k[0][0]))
else:
for k in keepouts:
if abs(start[0] - k[0][0]) < k[1][0]/2:
intersects.append(k)
intersects.sort(key=lambda k: abs(start[1] - k[0][1]))
print("Start: ", start)
print("end: ", corners[j])
print("Flag: ", x_dir)
print("intersects: ", intersects)
for intersect in intersects:
if x_dir:
end[0] = intersect[0][0] - sign * intersect[1][0]/2
else:
end[1] = intersect[0][1] - sign * intersect[1][1]/2
print("Silk: ", start, end)
kicad_mod.append(Line(start=start, end=end, layer='F.SilkS', width=0.1))
if x_dir:
start[0] = intersect[0][0] + sign * intersect[1][0]/2
else:
start[1] = intersect[0][1] + sign * intersect[1][1]/2
kicad_mod.append(Line(start=start, end=corners[j], layer='F.SilkS', width=0.1))
# kicad_mod.append(RectLine(start=[-brd_width/2,-brd_height/2], end=[brd_width/2,brd_height/2], layer='F.SilkS', width=0.15))
final_model_path = "${KIPRJMOD}/../libs/melon3d/" + foot_path + ".3dshapes/" + foot_name + ".step"
kicad_mod.append(Model(filename=final_model_path
,at=[0,0,-1.6]