From 9f2f1f97f9f361add53c2fab6901dec4de087b6f Mon Sep 17 00:00:00 2001 From: jaseg Date: Wed, 5 Jul 2023 17:25:28 +0200 Subject: Improve coil gen, and fix some kicad s-expr issues --- twisted_coil_gen.py | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) (limited to 'twisted_coil_gen.py') diff --git a/twisted_coil_gen.py b/twisted_coil_gen.py index 253f173..402587c 100644 --- a/twisted_coil_gen.py +++ b/twisted_coil_gen.py @@ -11,6 +11,7 @@ from scipy.constants import mu_0 from gerbonara.cad.kicad import pcb as kicad_pcb from gerbonara.cad.kicad import footprints as kicad_fp from gerbonara.cad.kicad import graphical_primitives as kicad_gr +from gerbonara.cad.kicad import primitives as kicad_pr import click @@ -95,13 +96,15 @@ def svg_file(fn, stuff, vbw, vbh, vbx=0, vby=0): @click.option('--trace-width', type=float, default=0.15) @click.option('--via-diameter', type=float, default=0.6) @click.option('--via-drill', type=float, default=0.3) +@click.option('--keepout-zone/--no-keepout-zone', default=True, help='Add a keepout are to the footprint (default: yes)') +@click.option('--keepout-margin', type=float, default=5, help='Margin between outside of coil and keepout area (mm, default: 5)') @click.option('--twist-width', type=float, default=20, help='Width of twist versus straight coil in percent (0-100, default: 20)') @click.option('--num-twists', type=int, default=1, help='Number of twists per revolution (default: 1)') @click.option('--clearance', type=float, default=0.15) @click.option('--clipboard/--no-clipboard', help='Use clipboard integration (requires wl-clipboard)') @click.option('--counter-clockwise/--clockwise', help='Direction of generated spiral. Default: clockwise when wound from the inside.') def generate(outfile, turns, diameter, via_diameter, via_drill, trace_width, clearance, footprint_name, target_layer, - jumper_layer, twist_width, num_twists, clipboard, counter_clockwise): + jumper_layer, twist_width, num_twists, clipboard, counter_clockwise, keepout_zone, keepout_margin): if 'WAYLAND_DISPLAY' in os.environ: copy, paste, cliputil = ['wl-copy'], ['wl-paste'], 'xclip' else: @@ -250,6 +253,19 @@ def generate(outfile, turns, diameter, via_diameter, via_drill, trace_width, cle else: name = 'generated_coil' + if keepout_zone: + r = diameter/2 + keepout_margin + tol = 0.05 # mm + n = ceil(pi / acos(1 - tol/r)) + pts = [(r*cos(a*2*pi/n), r*sin(a*2*pi/n)) for a in range(n)] + zones = [kicad_pr.Zone(layers=['*.Cu'], + hatch=kicad_pr.Hatch(), + filled_areas_thickness=False, + keepout=kicad_pr.ZoneKeepout(copperpour_allowed=False), + polygon=kicad_pr.ZonePolygon(pts=kicad_pr.PointList(xy=[kicad_pr.XYCoord(x=x, y=y) for x, y in pts])))] + else: + zones = [] + fp = kicad_fp.Footprint( name=name, generator=kicad_fp.Atom('GerbonaraTwistedCoilGenV1'), @@ -260,6 +276,7 @@ def generate(outfile, turns, diameter, via_diameter, via_drill, trace_width, cle lines=lines, arcs=arcs, pads=pads, + zones=zones, ) if clipboard: -- cgit