Block-Structured AMR Software Framework
 
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AMReX_MFInterp_C.H
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1#ifndef AMREX_MF_INTERP_C_H_
2#define AMREX_MF_INTERP_C_H_
3#include <AMReX_Config.H>
4
5#include <AMReX_Array4.H>
6#include <AMReX_BCRec.H>
7
8namespace amrex {
9
10AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
11Real mf_compute_slopes_x (int i, int j, int k, Array4<Real const> const& u, int nu,
12 Box const& domain, BCRec const& bc)
13{
14 Real dc = Real(0.5) * (u(i+1,j,k,nu) - u(i-1,j,k,nu));
15 if (i == domain.smallEnd(0) && (bc.lo(0) == BCType::ext_dir ||
16 bc.lo(0) == BCType::hoextrap)) {
17 if (i+2 < u.end.x) {
18 dc = -Real(16./15.)*u(i-1,j,k,nu) + Real(0.5)*u(i,j,k,nu)
19 + Real(2./3.)*u(i+1,j,k,nu) - Real(0.1)*u(i+2,j,k,nu);
20 } else {
21 dc = Real(0.25)*(u(i+1,j,k,nu)+Real(5.)*u(i,j,k,nu)-Real(6.)*u(i-1,j,k,nu));
22 }
23 }
24 if (i == domain.bigEnd(0) && (bc.hi(0) == BCType::ext_dir ||
25 bc.hi(0) == BCType::hoextrap)) {
26 if (i-2 >= u.begin.x) {
27 dc = Real(16./15.)*u(i+1,j,k,nu) - Real(0.5)*u(i,j,k,nu)
28 - Real(2./3.)*u(i-1,j,k,nu) + Real(0.1)*u(i-2,j,k,nu);
29 } else {
30 dc = -Real(0.25)*(u(i-1,j,k,nu)+Real(5.)*u(i,j,k,nu)-Real(6.)*u(i+1,j,k,nu));
31 }
32 }
33 return dc;
34}
35
36AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
37Real mf_compute_slopes_y (int i, int j, int k, Array4<Real const> const& u, int nu,
38 Box const& domain, BCRec const& bc)
39{
40 Real dc = Real(0.5) * (u(i,j+1,k,nu) - u(i,j-1,k,nu));
41 if (j == domain.smallEnd(1) && (bc.lo(1) == BCType::ext_dir ||
42 bc.lo(1) == BCType::hoextrap)) {
43 if (j+2 < u.end.y) {
44 dc = -Real(16./15.)*u(i,j-1,k,nu) + Real(0.5)*u(i,j,k,nu)
45 + Real(2./3.)*u(i,j+1,k,nu) - Real(0.1)*u(i,j+2,k,nu);
46 } else {
47 dc = Real(0.25)*(u(i,j+1,k,nu)+Real(5.)*u(i,j,k,nu)-Real(6.)*u(i,j-1,k,nu));
48 }
49 }
50 if (j == domain.bigEnd(1) && (bc.hi(1) == BCType::ext_dir ||
51 bc.hi(1) == BCType::hoextrap)) {
52 if (j-2 >= u.begin.y) {
53 dc = Real(16./15.)*u(i,j+1,k,nu) - Real(0.5)*u(i,j,k,nu)
54 - Real(2./3.)*u(i,j-1,k,nu) + Real(0.1)*u(i,j-2,k,nu);
55 } else {
56 dc = -Real(0.25)*(u(i,j-1,k,nu)+Real(5.)*u(i,j,k,nu)-Real(6.)*u(i,j+1,k,nu));
57 }
58 }
59 return dc;
60}
61
62AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
63Real mf_compute_slopes_z (int i, int j, int k, Array4<Real const> const& u, int nu,
64 Box const& domain, BCRec const& bc)
65{
66 Real dc = Real(0.5) * (u(i,j,k+1,nu) - u(i,j,k-1,nu));
67 if (k == domain.smallEnd(2) && (bc.lo(2) == BCType::ext_dir ||
68 bc.lo(2) == BCType::hoextrap)) {
69 if (k+2 < u.end.z) {
70 dc = -Real(16./15.)*u(i,j,k-1,nu) + Real(0.5)*u(i,j,k,nu)
71 + Real(2./3.)*u(i,j,k+1,nu) - Real(0.1)*u(i,j,k+2,nu);
72 } else {
73 dc = Real(0.25)*(u(i,j,k+1,nu)+Real(5.)*u(i,j,k,nu)-Real(6.)*u(i,j,k-1,nu));
74 }
75 }
76 if (k == domain.bigEnd(2) && (bc.hi(2) == BCType::ext_dir ||
77 bc.hi(2) == BCType::hoextrap)) {
78 if (k-2 >= u.begin.z) {
79 dc = Real(16./15.)*u(i,j,k+1,nu) - Real(0.5)*u(i,j,k,nu)
80 - Real(2./3.)*u(i,j,k-1,nu) + Real(0.1)*u(i,j,k-2,nu);
81 } else {
82 dc = -Real(0.25)*(u(i,j,k-1,nu)+Real(5.)*u(i,j,k,nu)-Real(6.)*u(i,j,k+1,nu));
83 }
84 }
85 return dc;
86}
87
88AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
89Real mf_cell_quadratic_compute_slopes_xx (int i, int j, int k,
90 Array4<Real const> const& u, int nu,
91 Box const& domain, BCRec const& bc)
92{
93 Real xx = u(i-1,j,k,nu) - 2.0_rt * u(i,j,k,nu) + u(i+1,j,k,nu);
94 if (i == domain.smallEnd(0) && (bc.lo(0) == BCType::ext_dir ||
95 bc.lo(0) == BCType::hoextrap)) {
96 if (i+2 < u.end.x) {
97 xx = 0._rt;
98 }
99 }
100 if (i == domain.bigEnd(0) && (bc.hi(0) == BCType::ext_dir ||
101 bc.hi(0) == BCType::hoextrap)) {
102 if (i-2 >= u.begin.x) {
103 xx = 0._rt;
104 }
105 }
106 return xx;
107}
108
109AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
110Real mf_cell_quadratic_compute_slopes_yy (int i, int j, int k,
111 Array4<Real const> const& u, int nu,
112 Box const& domain, BCRec const& bc)
113{
114 Real yy = u(i,j-1,k,nu) - 2.0_rt * u(i,j,k,nu) + u(i,j+1,k,nu);
115 if (j == domain.smallEnd(1) && (bc.lo(1) == BCType::ext_dir ||
116 bc.lo(1) == BCType::hoextrap)) {
117 if (j+2 < u.end.y) {
118 yy = 0._rt;
119 }
120 }
121 if (j == domain.bigEnd(1) && (bc.hi(1) == BCType::ext_dir ||
122 bc.hi(1) == BCType::hoextrap)) {
123 if (j-2 >= u.begin.y) {
124 yy = 0._rt;
125 }
126 }
127 return yy;
128}
129
130AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
131Real mf_cell_quadratic_compute_slopes_zz (int i, int j, int k,
132 Array4<Real const> const& u, int nu,
133 Box const& domain, BCRec const& bc)
134{
135 Real zz = u(i,j,k-1,nu) - 2.0_rt * u(i,j,k,nu) + u(i,j,k+1,nu);
136 if (k == domain.smallEnd(2) && (bc.lo(2) == BCType::ext_dir ||
137 bc.lo(2) == BCType::hoextrap)) {
138 if (k+2 < u.end.z) {
139 zz = 0._rt;
140 }
141 }
142 if (k == domain.bigEnd(1) && (bc.hi(2) == BCType::ext_dir ||
143 bc.hi(2) == BCType::hoextrap)) {
144 if (k-2 >= u.begin.z) {
145 zz = 0._rt;
146 }
147 }
148 return zz;
149}
150
151AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
152Real mf_cell_quadratic_compute_slopes_xy (int i, int j, int k,
153 Array4<Real const> const& u, int nu,
154 Box const& domain, BCRec const& bc)
155{
156 Real xy = (1._rt/4._rt) * ( u(i-1,j-1,k,nu) - u(i+1,j-1,k,nu)
157 - u(i-1,j+1,k,nu) + u(i+1,j+1,k,nu) );
158 if (i == domain.smallEnd(0) && (bc.lo(0) == BCType::ext_dir ||
159 bc.lo(0) == BCType::hoextrap)) {
160 if (i+2 < u.end.x) {
161 xy = 0._rt;
162 }
163 }
164 if (i == domain.bigEnd(0) && (bc.hi(0) == BCType::ext_dir ||
165 bc.hi(0) == BCType::hoextrap)) {
166 if (i-2 >= u.begin.x) {
167 xy = 0._rt;
168 }
169 }
170 if (j == domain.smallEnd(1) && (bc.lo(1) == BCType::ext_dir ||
171 bc.lo(1) == BCType::hoextrap)) {
172 if (j+2 < u.end.y) {
173 xy = 0._rt;
174 }
175 }
176 if (j == domain.bigEnd(1) && (bc.hi(1) == BCType::ext_dir ||
177 bc.hi(1) == BCType::hoextrap)) {
178 if (j-2 >= u.begin.y) {
179 xy = 0._rt;
180 }
181 }
182 return xy;
183}
184
185AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
186Real mf_cell_quadratic_compute_slopes_xz (int i, int j, int k,
187 Array4<Real const> const& u, int nu,
188 Box const& domain, BCRec const& bc)
189{
190 Real xz = (1._rt/4._rt) * ( u(i-1,j,k-1,nu) - u(i+1,j,k-1,nu)
191 - u(i-1,j,k+1,nu) + u(i+1,j,k+1,nu) );
192 if (i == domain.smallEnd(0) && (bc.lo(0) == BCType::ext_dir ||
193 bc.lo(0) == BCType::hoextrap)) {
194 if (i+2 < u.end.x) {
195 xz = 0._rt;
196 }
197 }
198 if (i == domain.bigEnd(0) && (bc.hi(0) == BCType::ext_dir ||
199 bc.hi(0) == BCType::hoextrap)) {
200 if (i-2 >= u.begin.x) {
201 xz = 0._rt;
202 }
203 }
204 if (k == domain.smallEnd(2) && (bc.lo(2) == BCType::ext_dir ||
205 bc.lo(2) == BCType::hoextrap)) {
206 if (k+2 < u.end.z) {
207 xz = 0._rt;
208 }
209 }
210 if (k == domain.bigEnd(1) && (bc.hi(2) == BCType::ext_dir ||
211 bc.hi(2) == BCType::hoextrap)) {
212 if (k-2 >= u.begin.z) {
213 xz = 0._rt;
214 }
215 }
216 return xz;
217}
218
219AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
220Real mf_cell_quadratic_compute_slopes_yz (int i, int j, int k,
221 Array4<Real const> const& u, int nu,
222 Box const& domain, BCRec const& bc)
223{
224 Real yz = (1._rt/4._rt) * ( u(i,j-1,k-1,nu) - u(i,j-1,k+1,nu)
225 - u(i,j+1,k-1,nu) + u(i,j+1,k+1,nu) );
226 if (j == domain.smallEnd(1) && (bc.lo(1) == BCType::ext_dir ||
227 bc.lo(1) == BCType::hoextrap)) {
228 if (j+2 < u.end.y) {
229 yz = 0._rt;
230 }
231 }
232 if (j == domain.bigEnd(1) && (bc.hi(1) == BCType::ext_dir ||
233 bc.hi(1) == BCType::hoextrap)) {
234 if (j-2 >= u.begin.y) {
235 yz = 0._rt;
236 }
237 }
238 if (k == domain.smallEnd(2) && (bc.lo(2) == BCType::ext_dir ||
239 bc.lo(2) == BCType::hoextrap)) {
240 if (k+2 < u.end.z) {
241 yz = 0._rt;
242 }
243 }
244 if (k == domain.bigEnd(1) && (bc.hi(2) == BCType::ext_dir ||
245 bc.hi(2) == BCType::hoextrap)) {
246 if (k-2 >= u.begin.z) {
247 yz = 0._rt;
248 }
249 }
250 return yz;
251}
252
253} // namespace amrex
254
255#if (AMREX_SPACEDIM == 1)
256#include <AMReX_MFInterp_1D_C.H>
257#elif (AMREX_SPACEDIM == 2)
258#include <AMReX_MFInterp_2D_C.H>
259#else
260#include <AMReX_MFInterp_3D_C.H>
261#endif
262
263#endif
AMReX_Array4.H
AMReX_BCRec.H
AMREX_FORCE_INLINE
#define AMREX_FORCE_INLINE
Definition AMReX_Extension.H:119
AMREX_GPU_HOST_DEVICE
#define AMREX_GPU_HOST_DEVICE
Definition AMReX_GpuQualifiers.H:20
AMReX_MFInterp_1D_C.H
AMReX_MFInterp_2D_C.H
AMReX_MFInterp_3D_C.H
amrex::BCRec
Boundary Condition Records. Necessary information and functions for computing boundary conditions.
Definition AMReX_BCRec.H:17
amrex::BCRec::hi
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE const int * hi() const &noexcept
Return high-end boundary data.
Definition AMReX_BCRec.H:106
amrex::BCRec::lo
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE const int * lo() const &noexcept
Return low-end boundary data.
Definition AMReX_BCRec.H:100
amrex::BoxND::smallEnd
AMREX_GPU_HOST_DEVICE const IntVectND< dim > & smallEnd() const &noexcept
Get the smallend of the BoxND.
Definition AMReX_Box.H:105
amrex::BoxND::bigEnd
AMREX_GPU_HOST_DEVICE const IntVectND< dim > & bigEnd() const &noexcept
Get the bigend.
Definition AMReX_Box.H:116
amrex
Definition AMReX_Amr.cpp:49
amrex::mf_compute_slopes_y
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_compute_slopes_y(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:37
amrex::mf_cell_quadratic_compute_slopes_yy
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_cell_quadratic_compute_slopes_yy(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:110
amrex::mf_cell_quadratic_compute_slopes_xy
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_cell_quadratic_compute_slopes_xy(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:152
amrex::mf_cell_quadratic_compute_slopes_yz
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_cell_quadratic_compute_slopes_yz(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:220
amrex::mf_cell_quadratic_compute_slopes_zz
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_cell_quadratic_compute_slopes_zz(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:131
amrex::mf_cell_quadratic_compute_slopes_xx
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_cell_quadratic_compute_slopes_xx(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:89
amrex::mf_cell_quadratic_compute_slopes_xz
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_cell_quadratic_compute_slopes_xz(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:186
amrex::mf_compute_slopes_x
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_compute_slopes_x(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:11
amrex::mf_compute_slopes_z
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE Real mf_compute_slopes_z(int i, int j, int k, Array4< Real const > const &u, int nu, Box const &domain, BCRec const &bc)
Definition AMReX_MFInterp_C.H:63
amrex::Array4
Definition AMReX_Array4.H:61
amrex::Array4::begin
Dim3 begin
Definition AMReX_Array4.H:66
amrex::Array4::end
Dim3 end
Definition AMReX_Array4.H:67
amrex::Dim3::x
int x
Definition AMReX_Dim3.H:12
amrex::Dim3::z
int z
Definition AMReX_Dim3.H:12
amrex::Dim3::y
int y
Definition AMReX_Dim3.H:12