10 #ifndef IMPACTX_EXACTDRIFT_H
11 #define IMPACTX_EXACTDRIFT_H
33 static constexpr
auto name =
"ExactDrift";
45 amrex::ParticleReal
ds,
46 amrex::ParticleReal
dx = 0,
47 amrex::ParticleReal
dy = 0,
48 amrex::ParticleReal rotation_degree = 0,
57 using BeamOptic::operator();
73 amrex::ParticleReal & AMREX_RESTRICT x,
74 amrex::ParticleReal & AMREX_RESTRICT y,
75 amrex::ParticleReal & AMREX_RESTRICT t,
76 amrex::ParticleReal & AMREX_RESTRICT px,
77 amrex::ParticleReal & AMREX_RESTRICT py,
78 amrex::ParticleReal & AMREX_RESTRICT pt,
79 [[maybe_unused]] uint64_t & AMREX_RESTRICT idcpu,
83 using namespace amrex::literals;
89 amrex::ParticleReal
const xout =
x;
90 amrex::ParticleReal
const yout = y;
91 amrex::ParticleReal
const tout =
t;
94 amrex::ParticleReal
const pxout = px;
95 amrex::ParticleReal
const pyout = py;
96 amrex::ParticleReal
const ptout = pt;
99 amrex::ParticleReal
const slice_ds =
m_ds /
nslice();
102 amrex::ParticleReal
const bet = refpart.
beta();
103 amrex::ParticleReal
const betgam = refpart.
beta_gamma();
106 amrex::ParticleReal
const pzden =
sqrt(
pow(pt-1_prt/bet,2) -
107 1_prt/
pow(betgam,2) -
pow(px,2) -
pow(py,2));
110 x = xout + slice_ds * px / pzden;
112 y = yout + slice_ds * py / pzden;
114 t = tout - slice_ds * (1_prt / bet + (pt-1_prt/bet)/pzden);
133 using namespace amrex::literals;
136 amrex::ParticleReal
const x = refpart.x;
137 amrex::ParticleReal
const px = refpart.px;
138 amrex::ParticleReal
const y = refpart.y;
139 amrex::ParticleReal
const py = refpart.py;
140 amrex::ParticleReal
const z = refpart.z;
141 amrex::ParticleReal
const pz = refpart.pz;
142 amrex::ParticleReal
const t = refpart.t;
143 amrex::ParticleReal
const pt = refpart.pt;
144 amrex::ParticleReal
const s = refpart.s;
147 amrex::ParticleReal
const slice_ds =
m_ds /
nslice();
150 amrex::ParticleReal
const step = slice_ds /
sqrt(
pow(pt,2)-1.0_prt);
153 refpart.x =
x + step*px;
154 refpart.y = y + step*py;
155 refpart.z = z + step*pz;
156 refpart.t =
t - step*pt;
159 refpart.s =
s + slice_ds;
#define AMREX_FORCE_INLINE
#define AMREX_GPU_HOST_DEVICE
T_ParticleType ParticleType
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE GpuComplex< T > pow(const GpuComplex< T > &a_z, const T &a_y) noexcept
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE GpuComplex< T > sqrt(const GpuComplex< T > &a_z) noexcept
Definition: ImpactX.cpp:33
@ t
fixed t as the independent variable
Definition: ExactDrift.H:32
ExactDrift(amrex::ParticleReal ds, amrex::ParticleReal dx=0, amrex::ParticleReal dy=0, amrex::ParticleReal rotation_degree=0, int nslice=1)
Definition: ExactDrift.H:44
static constexpr auto name
Definition: ExactDrift.H:33
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE void operator()(amrex::ParticleReal &AMREX_RESTRICT x, amrex::ParticleReal &AMREX_RESTRICT y, amrex::ParticleReal &AMREX_RESTRICT t, amrex::ParticleReal &AMREX_RESTRICT px, amrex::ParticleReal &AMREX_RESTRICT py, amrex::ParticleReal &AMREX_RESTRICT pt, [[maybe_unused]] uint64_t &AMREX_RESTRICT idcpu, RefPart const &refpart) const
Definition: ExactDrift.H:72
ImpactXParticleContainer::ParticleType PType
Definition: ExactDrift.H:34
Definition: ReferenceParticle.H:30
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE amrex::ParticleReal beta_gamma() const
Definition: ReferenceParticle.H:79
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE amrex::ParticleReal beta() const
Definition: ReferenceParticle.H:64
Definition: alignment.H:27
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE void shift_out(amrex::ParticleReal &AMREX_RESTRICT x, amrex::ParticleReal &AMREX_RESTRICT y, amrex::ParticleReal &AMREX_RESTRICT px, amrex::ParticleReal &AMREX_RESTRICT py) const
Definition: alignment.H:91
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE amrex::ParticleReal dx() const
Definition: alignment.H:120
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE void shift_in(amrex::ParticleReal &AMREX_RESTRICT x, amrex::ParticleReal &AMREX_RESTRICT y, amrex::ParticleReal &AMREX_RESTRICT px, amrex::ParticleReal &AMREX_RESTRICT py) const
Definition: alignment.H:61
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE amrex::ParticleReal dy() const
Definition: alignment.H:130
Definition: beamoptic.H:149
Definition: nofinalize.H:22
Thick(amrex::ParticleReal ds, int nslice)
Definition: thick.H:30
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE amrex::ParticleReal ds() const
Definition: thick.H:53
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE int nslice() const
Definition: thick.H:43
amrex::ParticleReal m_ds
Definition: thick.H:58