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Add @inline to some functions #65

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Oct 31, 2024
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Add @inline to some functions #65

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26 changes: 14 additions & 12 deletions src/particles/states.jl
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Original file line number Diff line number Diff line change
@@ -1,71 +1,73 @@
function _booster_fermion(mom::AbstractFourMomentum, mass::Real)
@inline function _booster_fermion(mom::AbstractFourMomentum, mass::Real)
return (slashed(mom) + mass * one(DiracMatrix)) / (sqrt(abs(getT(mom)) + mass))
end

function _booster_antifermion(mom::AbstractFourMomentum, mass::Real)
@inline function _booster_antifermion(mom::AbstractFourMomentum, mass::Real)
return (mass * one(DiracMatrix) - slashed(mom)) / (sqrt(abs(getT(mom)) + mass))
end

function QEDbase.base_state(
particle::Fermion, ::Incoming, mom::AbstractFourMomentum, spin::AbstractDefiniteSpin
)
booster = _booster_fermion(mom, mass(particle))
return BiSpinor(booster[:, QEDbase._spin_index(spin)])
return BiSpinor(@inbounds booster[:, QEDbase._spin_index(spin)])
end

function QEDbase.base_state(
particle::Fermion, ::Incoming, mom::AbstractFourMomentum, spin::AllSpin
)
booster = _booster_fermion(mom, mass(particle))
return SVector(BiSpinor(booster[:, 1]), BiSpinor(booster[:, 2]))
return SVector(BiSpinor(@inbounds booster[:, 1]), BiSpinor(@inbounds booster[:, 2]))
end

function QEDbase.base_state(
particle::AntiFermion, ::Incoming, mom::AbstractFourMomentum, spin::AbstractDefiniteSpin
)
booster = _booster_antifermion(mom, mass(particle))
return AdjointBiSpinor(BiSpinor(booster[:, QEDbase._spin_index(spin) + 2])) * GAMMA[1]
return AdjointBiSpinor(BiSpinor(@inbounds booster[:, QEDbase._spin_index(spin) + 2])) *
(@inbounds GAMMA[1])
end

function QEDbase.base_state(
particle::AntiFermion, ::Incoming, mom::AbstractFourMomentum, spin::AllSpin
)
booster = _booster_antifermion(mom, mass(particle))
return SVector(
AdjointBiSpinor(BiSpinor(booster[:, 3])) * GAMMA[1],
AdjointBiSpinor(BiSpinor(booster[:, 4])) * GAMMA[1],
AdjointBiSpinor(@inbounds BiSpinor(booster[:, 3])) * (@inbounds GAMMA[1]),
AdjointBiSpinor(@inbounds BiSpinor(booster[:, 4])) * (@inbounds GAMMA[1]),
)
end

function QEDbase.base_state(
particle::Fermion, ::Outgoing, mom::AbstractFourMomentum, spin::AbstractDefiniteSpin
)
booster = _booster_fermion(mom, mass(particle))
return AdjointBiSpinor(BiSpinor(booster[:, QEDbase._spin_index(spin)])) * GAMMA[1]
return AdjointBiSpinor(BiSpinor(@inbounds booster[:, QEDbase._spin_index(spin)])) *
(@inbounds GAMMA[1])
end

function QEDbase.base_state(
particle::Fermion, ::Outgoing, mom::AbstractFourMomentum, spin::AllSpin
)
booster = _booster_fermion(mom, mass(particle))
return SVector(
AdjointBiSpinor(BiSpinor(booster[:, 1])) * GAMMA[1],
AdjointBiSpinor(BiSpinor(booster[:, 2])) * GAMMA[1],
AdjointBiSpinor(BiSpinor(@inbounds booster[:, 1])) * (@inbounds GAMMA[1]),
AdjointBiSpinor(BiSpinor(@inbounds booster[:, 2])) * (@inbounds GAMMA[1]),
)
end

function QEDbase.base_state(
particle::AntiFermion, ::Outgoing, mom::AbstractFourMomentum, spin::AbstractDefiniteSpin
)
booster = _booster_antifermion(mom, mass(particle))
return BiSpinor(booster[:, QEDbase._spin_index(spin) + 2])
return BiSpinor(@inbounds booster[:, QEDbase._spin_index(spin) + 2])
end

function QEDbase.base_state(
particle::AntiFermion, ::Outgoing, mom::AbstractFourMomentum, spin::AllSpin
)
booster = _booster_antifermion(mom, mass(particle))
return SVector(BiSpinor(booster[:, 3]), BiSpinor(booster[:, 4]))
return SVector(BiSpinor(@inbounds booster[:, 3]), BiSpinor(@inbounds booster[:, 4]))
end

function _photon_state(pol::AllPolarization, mom::AbstractFourMomentum)
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