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fixing pressure bc bug

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This commit is contained in:
James E McClure 2018-02-21 17:27:12 -05:00
parent e6f366f9af
commit ee74bbf820
1 changed files with 7 additions and 8 deletions
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15
gpu/D3Q19.cu
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@ -1658,15 +1658,15 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_Pressure_BC_z(int *list, double *dist,
f2 = dist[1*Np+n];
f3 = dist[4*Np+n];
f4 = dist[3*Np+n];
f5 = dist[6*Np+n];
f6 = dist[5*Np+n];
f7 = dist[8*Np+n];
f8 = dist[7*Np+n];
f9 = dist[10*Np+n];
f10 = dist[9*Np+n];
f11 = dist[12*Np+n];
f14 = dist[13*Np+n];
f15 = dist[16*Np+n];
f18 = dist[17*Np+n];
f12 = dist[11*Np+n];
f13 = dist[14*Np+n];
f16 = dist[15*Np+n];
f17 = dist[18*Np+n];
//...................................................
// Determine the inlet flow velocity
//ux = (f1-f2+f7-f8+f9-f10+f11-f12+f13-f14);
@ -1722,8 +1722,8 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_Pressure_BC_Z(int *list, double *dist,
f14 = dist[13*Np+n];
f15 = dist[16*Np+n];
f18 = dist[17*Np+n];
//........Determine the outlet flow velocity.........
// Determine the outlet flow velocity
//ux = f1-f2+f7-f8+f9-f10+f11-f12+f13-f14;
//uy = f3-f4+f7-f8-f9+f10+f15-f16+f17-f18;
uz = -dout + (f0+f1+f2+f3+f4+f7+f8+f9+f10 + 2*(f5+f11+f14+f15+f18));
@ -1737,7 +1737,6 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_Pressure_BC_Z(int *list, double *dist,
f16 = f15 - 0.16666666666666678*(uy+uz)+Cyz;
f17 = f18 - 0.16666666666666678*(uz-uy)-Cyz;
//........Store in "opposite" memory location..........
dist[5*Np+n] = f6;
dist[11*Np+n] = f12;
dist[14*Np+n] = f13;