-- @/=[C]:-1
function getBeamFrequencyAmplitude(...)
if partsSelected[beam.partPath or v.config.partsTree.partPath] then
local amplitude = obj:getBeamFrequencyAmplitude(i, freq, 10) --obj:detectBeamFrequency(i)
beamFreqModeAmp[i] = amplitude --0.5 * beam.beamSpring * amplitude^2