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global damping is added to the code

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This commit is contained in:
Hamidreza Norouzi
2025-01-20 21:02:50 +03:30
parent cb1faf04f8
commit 2ec3dfdc7e
14 changed files with 255 additions and 30 deletions
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17
src/Integration/AdamsBashforth2/AdamsBashforth2.cpp
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@ -37,7 +37,8 @@ bool intAllActive(
real dt,
realx3Field_D& y,
realx3PointField_D& dy,
realx3PointField_D& dy1)
realx3PointField_D& dy1,
real damping = 1.0)
{
auto d_dy = dy.deviceView();
@ -49,7 +50,7 @@ bool intAllActive(
"AdamsBashforth2::correct",
rpIntegration (activeRng.start(), activeRng.end()),
LAMBDA_HD(uint32 i){
d_y[i] += dt*(static_cast<real>(1.5) * d_dy[i] - static_cast<real>(0.5) * d_dy1[i]);
d_y[i] = damping*(d_dy[i] + dt*(static_cast<real>(1.5) * d_dy[i] - static_cast<real>(0.5) * d_dy1[i]));
d_dy1[i] = d_dy[i];
});
Kokkos::fence();
@ -62,7 +63,8 @@ bool intScattered
real dt,
realx3Field_D& y,
realx3PointField_D& dy,
realx3PointField_D& dy1
realx3PointField_D& dy1,
real damping = 1.0
)
{
@ -78,7 +80,7 @@ bool intScattered
LAMBDA_HD(uint32 i){
if( activeP(i))
{
d_y[i] += dt*(static_cast<real>(1.5) * d_dy[i] - static_cast<real>(0.5) * d_dy1[i]);
d_y[i] = damping*(d_y[i] + dt*(static_cast<real>(1.5) * d_dy[i] - static_cast<real>(0.5) * d_dy1[i]));
d_dy1[i] = d_dy[i];
}
});
@ -142,18 +144,19 @@ bool pFlow::AdamsBashforth2::correct
(
real dt,
realx3PointField_D& y,
realx3PointField_D& dy
realx3PointField_D& dy,
real damping
)
{
auto& dy1l = dy1();
bool success = false;
if(dy1l.isAllActive())
{
success = intAllActive(dt, y.field(), dy, dy1l);
success = intAllActive(dt, y.field(), dy, dy1l, damping);
}
else
{
success = intScattered(dt, y.field(), dy, dy1l);
success = intScattered(dt, y.field(), dy, dy1l, damping);
}
success = success && boundaryList_.correct(dt, y, dy);