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Write now sink infor to time series. Also a bug cerrection for sink switch.

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This commit is contained in:
Miikka Vaisala
2019-08-22 11:50:31 +08:00
parent 4414125a08
commit a81bc22fb6
4 changed files with 56 additions and 23 deletions
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37
acc/mhd_solver/stencil_process.sps
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@@ -48,22 +48,27 @@ gradients(in VectorField uu)
#if LSINK
Vector
sink_gravity(int3 globalVertexIdx){
Vector force_gravity;
const Vector grid_pos = (Vector){(globalVertexIdx.x - nx_min) * dsx,
(globalVertexIdx.y - ny_min) * dsy,
(globalVertexIdx.z - nz_min) * dsz};
const Scalar sink_mass = DCONST_REAL(AC_M_sink);
const Vector sink_pos = (Vector){DCONST_REAL(AC_sink_pos_x),
DCONST_REAL(AC_sink_pos_y),
DCONST_REAL(AC_sink_pos_z)};
const Scalar distance = length(grid_pos - sink_pos);
const Scalar soft = DCONST_REAL(AC_soft);
const Scalar gravity_magnitude = (AC_G_const * sink_mass) / pow(((distance * distance) + soft*soft), 1.5);
const Vector direction = (Vector){(sink_pos.x - grid_pos.x) / distance,
(sink_pos.y - grid_pos.y) / distance,
(sink_pos.z - grid_pos.z) / distance};
force_gravity = gravity_magnitude * direction;
return force_gravity;
int accretion_switch = DCONST_INT(AC_switch_accretion);
if (accretion_switch == 1){
Vector force_gravity;
const Vector grid_pos = (Vector){(globalVertexIdx.x - nx_min) * dsx,
(globalVertexIdx.y - ny_min) * dsy,
(globalVertexIdx.z - nz_min) * dsz};
const Scalar sink_mass = DCONST_REAL(AC_M_sink);
const Vector sink_pos = (Vector){DCONST_REAL(AC_sink_pos_x),
DCONST_REAL(AC_sink_pos_y),
DCONST_REAL(AC_sink_pos_z)};
const Scalar distance = length(grid_pos - sink_pos);
const Scalar soft = DCONST_REAL(AC_soft);
const Scalar gravity_magnitude = (AC_G_const * sink_mass) / pow(((distance * distance) + soft*soft), 1.5);
const Vector direction = (Vector){(sink_pos.x - grid_pos.x) / distance,
(sink_pos.y - grid_pos.y) / distance,
(sink_pos.z - grid_pos.z) / distance};
force_gravity = gravity_magnitude * direction;
return force_gravity;
} else {
return (Vector){0.0, 0.0, 0.0};
}
}
#endif