10 #ifndef IMPACTX_SBEND_H
11 #define IMPACTX_SBEND_H
34 static constexpr
auto name =
"Sbend";
47 amrex::ParticleReal
ds,
48 amrex::ParticleReal rc,
49 amrex::ParticleReal
dx = 0,
50 amrex::ParticleReal
dy = 0,
51 amrex::ParticleReal rotation_degree = 0,
61 using BeamOptic::operator();
76 amrex::ParticleReal & AMREX_RESTRICT x,
77 amrex::ParticleReal & AMREX_RESTRICT y,
78 amrex::ParticleReal & AMREX_RESTRICT t,
79 amrex::ParticleReal & AMREX_RESTRICT px,
80 amrex::ParticleReal & AMREX_RESTRICT py,
81 amrex::ParticleReal & AMREX_RESTRICT pt,
82 [[maybe_unused]] uint64_t & AMREX_RESTRICT idcpu,
86 using namespace amrex::literals;
92 amrex::ParticleReal xout =
x;
93 amrex::ParticleReal yout = y;
94 amrex::ParticleReal tout =
t;
97 amrex::ParticleReal pxout = px;
98 amrex::ParticleReal
const pyout = py;
99 amrex::ParticleReal
const ptout = pt;
102 amrex::ParticleReal
const slice_ds =
m_ds /
nslice();
105 amrex::ParticleReal
const pt_ref = refpart.
pt;
106 amrex::ParticleReal
const betgam2 =
pow(pt_ref, 2) - 1.0_prt;
107 amrex::ParticleReal
const bet =
sqrt(betgam2/(1.0_prt + betgam2));
110 amrex::ParticleReal
const theta = slice_ds/
m_rc;
114 xout = cos_theta*
x +
m_rc*sin_theta*px
115 - (
m_rc/bet)*(1.0_prt - cos_theta)*pt;
117 pxout = -sin_theta/
m_rc*
x + cos_theta*px - sin_theta/bet*pt;
119 yout = y +
m_rc*theta*py;
123 tout = sin_theta/bet*
x +
m_rc/bet*(1.0_prt - cos_theta)*px +
t
124 +
m_rc*(-theta+sin_theta/(bet*bet))*pt;
147 using namespace amrex::literals;
150 amrex::ParticleReal
const x = refpart.x;
151 amrex::ParticleReal
const px = refpart.px;
152 amrex::ParticleReal
const y = refpart.y;
153 amrex::ParticleReal
const py = refpart.py;
154 amrex::ParticleReal
const z = refpart.z;
155 amrex::ParticleReal
const pz = refpart.pz;
156 amrex::ParticleReal
const t = refpart.t;
157 amrex::ParticleReal
const pt = refpart.pt;
158 amrex::ParticleReal
const s = refpart.s;
161 amrex::ParticleReal
const slice_ds =
m_ds /
nslice();
164 amrex::ParticleReal
const theta = slice_ds/
m_rc;
165 amrex::ParticleReal
const B =
sqrt(
pow(pt,2)-1.0_prt)/
m_rc;
171 refpart.px = px*cos_theta - pz*sin_theta;
173 refpart.pz = pz*cos_theta + px*sin_theta;
176 refpart.x =
x + (refpart.pz - pz)/B;
177 refpart.y = y + (theta/B)*py;
178 refpart.z = z - (refpart.px - px)/B;
179 refpart.t =
t - (theta/B)*pt;
182 refpart.s =
s + slice_ds;
#define AMREX_FORCE_INLINE
#define AMREX_GPU_HOST_DEVICE
T_ParticleType ParticleType
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE std::pair< double, double > sincos(double x)
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: ReferenceParticle.H:30
amrex::ParticleReal pt
energy, normalized by rest energy
Definition: ReferenceParticle.H:39
Sbend(amrex::ParticleReal ds, amrex::ParticleReal rc, amrex::ParticleReal dx=0, amrex::ParticleReal dy=0, amrex::ParticleReal rotation_degree=0, int nslice=1)
Definition: Sbend.H:46
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: Sbend.H:75
static constexpr auto name
Definition: Sbend.H:34
amrex::ParticleReal m_rc
Definition: Sbend.H:186
ImpactXParticleContainer::ParticleType PType
Definition: Sbend.H:35
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