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Fix C derivative ghost-buffer indexing across FD orders

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CGH0S7
2026-05-14 16:00:11 +08:00
parent 57c93ecb91
commit d5d8cda25a
9 changed files with 140 additions and 140 deletions
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24
AMSS_NCKU_source/lopsided_kodis_c.C
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@@ -218,9 +218,9 @@ void lopsided_kodis(const int ex[3],
const double d2dx=ONE/TWO/dX, d2dy=ONE/TWO/dY, d2dz=ONE/TWO/dZ;
/* ---- advection (6th-order lopsided) ---- */
for (int k0=0;k0<=ex3-2;++k0) { const int kF=k0+3;
for (int j0=0;j0<=ex2-2;++j0) { const int jF=j0+3;
for (int i0=0;i0<=ex1-2;++i0) { const int iF=i0+3;
for (int k0=0;k0<=ex3-2;++k0) { const int kF=k0+1;
for (int j0=0;j0<=ex2-2;++j0) { const int jF=j0+1;
for (int i0=0;i0<=ex1-2;++i0) { const int iF=i0+1;
const size_t p=idx_ex(i0,j0,k0,ex);
/* x */
const double sfx=Sfx[p];
@@ -276,9 +276,9 @@ void lopsided_kodis(const int ex[3],
const int i0_lo=(iminF+3>0)?iminF+3:0, j0_lo=(jminF+3>0)?jminF+3:0, k0_lo=(kminF+3>0)?kminF+3:0;
const int i0_hi=imaxF-5, j0_hi=jmaxF-5, k0_hi=kmaxF-5;
if (!(i0_lo>i0_hi||j0_lo>j0_hi||k0_lo>k0_hi)) {
for (int k0=k0_lo;k0<=k0_hi;++k0) { const int kF=k0+3;
for (int j0=j0_lo;j0<=j0_hi;++j0) { const int jF=j0+3;
for (int i0=i0_lo;i0<=i0_hi;++i0) { const int iF=i0+3;
for (int k0=k0_lo;k0<=k0_hi;++k0) { const int kF=k0+1;
for (int j0=j0_lo;j0<=j0_hi;++j0) { const int jF=j0+1;
for (int i0=i0_lo;i0<=i0_hi;++i0) { const int iF=i0+1;
const size_t p=idx_ex(i0,j0,k0,ex);
const double Dx=((fh[idx_fh_F_ord4(iF-4,jF,kF,ex)]+fh[idx_fh_F_ord4(iF+4,jF,kF,ex)])-F8k*(fh[idx_fh_F_ord4(iF-3,jF,kF,ex)]+fh[idx_fh_F_ord4(iF+3,jF,kF,ex)])+F28*(fh[idx_fh_F_ord4(iF-2,jF,kF,ex)]+fh[idx_fh_F_ord4(iF+2,jF,kF,ex)])-F56*(fh[idx_fh_F_ord4(iF-1,jF,kF,ex)]+fh[idx_fh_F_ord4(iF+1,jF,kF,ex)])+F70*fh[idx_fh_F_ord4(iF,jF,kF,ex)])/dX;
const double Dy=((fh[idx_fh_F_ord4(iF,jF-4,kF,ex)]+fh[idx_fh_F_ord4(iF,jF+4,kF,ex)])-F8k*(fh[idx_fh_F_ord4(iF,jF-3,kF,ex)]+fh[idx_fh_F_ord4(iF,jF+3,kF,ex)])+F28*(fh[idx_fh_F_ord4(iF,jF-2,kF,ex)]+fh[idx_fh_F_ord4(iF,jF+2,kF,ex)])-F56*(fh[idx_fh_F_ord4(iF,jF-1,kF,ex)]+fh[idx_fh_F_ord4(iF,jF+1,kF,ex)])+F70*fh[idx_fh_F_ord4(iF,jF,kF,ex)])/dY;
@@ -311,9 +311,9 @@ void lopsided_kodis(const int ex[3],
const double d2dx=ONE/TWO/dX, d2dy=ONE/TWO/dY, d2dz=ONE/TWO/dZ;
/* ---- advection (8th-order lopsided) ---- */
for (int k0=0;k0<=ex3-2;++k0) { const int kF=k0+4;
for (int j0=0;j0<=ex2-2;++j0) { const int jF=j0+4;
for (int i0=0;i0<=ex1-2;++i0) { const int iF=i0+4;
for (int k0=0;k0<=ex3-2;++k0) { const int kF=k0+1;
for (int j0=0;j0<=ex2-2;++j0) { const int jF=j0+1;
for (int i0=0;i0<=ex1-2;++i0) { const int iF=i0+1;
const size_t p=idx_ex(i0,j0,k0,ex);
const double sfx=Sfx[p];
if (sfx>ZEO) {
@@ -366,9 +366,9 @@ void lopsided_kodis(const int ex[3],
const int i0_lo=(iminF+4>0)?iminF+4:0, j0_lo=(jminF+4>0)?jminF+4:0, k0_lo=(kminF+4>0)?kminF+4:0;
const int i0_hi=imaxF-6, j0_hi=jmaxF-6, k0_hi=kmaxF-6;
if (!(i0_lo>i0_hi||j0_lo>j0_hi||k0_lo>k0_hi)) {
for (int k0=k0_lo;k0<=k0_hi;++k0) { const int kF=k0+4;
for (int j0=j0_lo;j0<=j0_hi;++j0) { const int jF=j0+4;
for (int i0=i0_lo;i0<=i0_hi;++i0) { const int iF=i0+4;
for (int k0=k0_lo;k0<=k0_hi;++k0) { const int kF=k0+1;
for (int j0=j0_lo;j0<=j0_hi;++j0) { const int jF=j0+1;
for (int i0=i0_lo;i0<=i0_hi;++i0) { const int iF=i0+1;
const size_t p=idx_ex(i0,j0,k0,ex);
const double Dx=((fh[idx_fh_F_ord5(iF-5,jF,kF,ex)]+fh[idx_fh_F_ord5(iF+5,jF,kF,ex)])-F10k*(fh[idx_fh_F_ord5(iF-4,jF,kF,ex)]+fh[idx_fh_F_ord5(iF+4,jF,kF,ex)])+F45k*(fh[idx_fh_F_ord5(iF-3,jF,kF,ex)]+fh[idx_fh_F_ord5(iF+3,jF,kF,ex)])-F120*(fh[idx_fh_F_ord5(iF-2,jF,kF,ex)]+fh[idx_fh_F_ord5(iF+2,jF,kF,ex)])+F210*(fh[idx_fh_F_ord5(iF-1,jF,kF,ex)]+fh[idx_fh_F_ord5(iF+1,jF,kF,ex)])-F252*fh[idx_fh_F_ord5(iF,jF,kF,ex)])/dX;
const double Dy=((fh[idx_fh_F_ord5(iF,jF-5,kF,ex)]+fh[idx_fh_F_ord5(iF,jF+5,kF,ex)])-F10k*(fh[idx_fh_F_ord5(iF,jF-4,kF,ex)]+fh[idx_fh_F_ord5(iF,jF+4,kF,ex)])+F45k*(fh[idx_fh_F_ord5(iF,jF-3,kF,ex)]+fh[idx_fh_F_ord5(iF,jF+3,kF,ex)])-F120*(fh[idx_fh_F_ord5(iF,jF-2,kF,ex)]+fh[idx_fh_F_ord5(iF,jF+2,kF,ex)])+F210*(fh[idx_fh_F_ord5(iF,jF-1,kF,ex)]+fh[idx_fh_F_ord5(iF,jF+1,kF,ex)])-F252*fh[idx_fh_F_ord5(iF,jF,kF,ex)])/dY;