Drag the red target. Drag it outside the ring to watch the solver clamp.
commanded target (0.800, 0.600)
r = distance from shoulder 1.0000 m
reachable ring 0.300 … 1.500 m
cos φ before clamping +0.15741
status in reach
φ (interior elbow angle) 80.94°
active branch elbow-up
θ1 shoulder +73.21°
θ2 elbow −99.06°
other branch (θ1, θ2) +0.53°, +99.06°
forward-kinematics tip (0.800, 0.600)
shortfall vs command 0.000 m