CPU reference of the capsule radial profile: max(1 − p², 0)^n with p = distance / radius — what both shader backends evaluate per fragment (the default knob takes the w·w fast path, no pow).
max(1 − p², 0)^n
p = distance / radius
w·w
pow
CPU reference of the capsule radial profile:
max(1 − p², 0)^nwithp = distance / radius— what both shader backends evaluate per fragment (the default knob takes thew·wfast path, nopow).