using FourBarLinkages
# coupler points in isotropic coordinates
coupler_points = [complex(0.8961867,-0.09802917),
complex(1.2156535, -1.18749100),
complex(1.5151435, -0.85449808),
complex(1.6754775, -0.48768058),
complex(1.7138690,-0.30099232),
complex(1.7215236,0.03269953),
complex(1.6642029, 0.33241088),
complex(1.4984171, 0.74435576),
complex(1.3011834, 0.92153806)]
# You can compute a generic solution and store it in a file with the following line:
# compute_generic_solutions(; filename="data/four_bar_start_solutions.jld2")
# compute four bar linkages for the coupler points from the stored results
fourbars = four_bars(coupler_points, "data/four_bar_start_solutions.jld2")
# pick a fourbar
F = fourbars[3]
# let's animate this with Makie
animate(F, coupler_points)
# create endless loop (interrupt to stop)
animate(F, coupler_points; loop=true)
# save animation and hide axis
animate(F, coupler_points; filename="four-bar.gif", show_axis=true)If GLMakie/CairoMakie fail to load with an error like undefined symbol: g_dir_unref,
your shell's LD_LIBRARY_PATH is likely shadowing Julia's bundled GTK/glib libraries with
older system ones. Launch Julia with unset LD_LIBRARY_PATH; unset LD_PRELOAD; julia --threads auto
(or run the exports before starting your session) to fix it.