Hobegami
growing pantograph structures · Hoberman × origami · laser + 3D export
Preset
— custom —
Structure
mode
top_left_angles
axisymmetric
periodic_loop
top_left_points
rows
cols
Seed curve → v_top
curve
line
circle
ellipse
helix-arc
radius/length
span°/pitch
Apply curve to v_top
v_top (x,y,z per line, cols+1 lines)
kappa_top (comma-separated, cols values)
normal_top (x,y,z)
Rows: θ1 θ2 left-leg right-leg
#
θ1
θ2
L
R
v_left (x,y,z per line, rows lines; axisymmetric/top_left_points only)
Auto-fill v_left column
Generate
vertices
pivots
bars
deploy (preview only)
Flat pattern (laser preview)
Laser params
bar w
hole ⌀
kerf
scale
sheet W
sheet H
thickness (STL/OBJ)
engrave V/P labels (green layer)
Export
SVG
DXF
OBJ
STL
Save JSON
Load JSON