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iRMB
VirtualFluids
Commits
e0fdc851
Commit
e0fdc851
authored
2 years ago
by
Anna
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Remove unused chimera transforms
parent
89cab54a
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Merge changes from develop into open source
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src/gpu/VirtualFluids_GPU/GPU/AdvectionDiffusionBCs27.cu
+0
-56
0 additions, 56 deletions
src/gpu/VirtualFluids_GPU/GPU/AdvectionDiffusionBCs27.cu
with
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and
56 deletions
src/gpu/VirtualFluids_GPU/GPU/AdvectionDiffusionBCs27.cu
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−
56
View file @
e0fdc851
...
...
@@ -37,62 +37,6 @@
using
namespace
vf
::
lbm
::
constant
;
////////////////////////////////////////////////////////////////////////////////
//! \brief forward chimera transformation \ref forwardInverseChimeraWithK
//! Transformation from distributions to central moments according to Eq. (6)-(14) in \ref
//! <a href="https://doi.org/10.1016/j.jcp.2017.05.040"><b>[ M. Geier et al. (2017), DOI:10.1016/j.jcp.2017.05.040 ]</b></a>
//! Modified for lower round-off errors.
inline
__device__
void
forwardInverseChimeraWithKincompressible
(
real
&
mfa
,
real
&
mfb
,
real
&
mfc
,
real
vv
,
real
v2
,
real
Kinverse
,
real
K
,
real
oneMinusRho
)
{
real
m2
=
mfa
+
mfc
;
real
m1
=
mfc
-
mfa
;
real
m0
=
m2
+
mfb
;
mfa
=
m0
;
m0
*=
Kinverse
;
m0
+=
oneMinusRho
;
mfb
=
(
m1
*
Kinverse
-
m0
*
vv
)
*
K
;
mfc
=
((
m2
-
c2o1
*
m1
*
vv
)
*
Kinverse
+
v2
*
m0
)
*
K
;
}
////////////////////////////////////////////////////////////////////////////////
//! \brief backward chimera transformation \ref backwardInverseChimeraWithK
//! Transformation from central moments to distributions according to Eq. (57)-(65) in \ref
//! <a href="https://doi.org/10.1016/j.jcp.2017.05.040"><b>[ M. Geier et al. (2017), DOI:10.1016/j.jcp.2017.05.040 ]</b></a>
//! Modified for lower round-off errors.
inline
__device__
void
backwardInverseChimeraWithKincompressible
(
real
&
mfa
,
real
&
mfb
,
real
&
mfc
,
real
vv
,
real
v2
,
real
Kinverse
,
real
K
,
real
oneMinusRho
)
{
real
m0
=
(((
mfc
-
mfb
)
*
c1o2
+
mfb
*
vv
)
*
Kinverse
+
(
mfa
*
Kinverse
+
oneMinusRho
)
*
(
v2
-
vv
)
*
c1o2
)
*
K
;
real
m1
=
(((
mfa
-
mfc
)
-
c2o1
*
mfb
*
vv
)
*
Kinverse
+
(
mfa
*
Kinverse
+
oneMinusRho
)
*
(
-
v2
))
*
K
;
mfc
=
(((
mfc
+
mfb
)
*
c1o2
+
mfb
*
vv
)
*
Kinverse
+
(
mfa
*
Kinverse
+
oneMinusRho
)
*
(
v2
+
vv
)
*
c1o2
)
*
K
;
mfa
=
m0
;
mfb
=
m1
;
}
////////////////////////////////////////////////////////////////////////////////
//! \brief forward chimera transformation \ref forwardChimera
//! - Chimera transform from distributions to central moments as defined in Eq. (43)-(45) in \ref
//! <a href="https://doi.org/10.1016/j.camwa.2015.05.001"><b>[ M. Geier et al. (2015), DOI:10.1016/j.camwa.2015.05.001 ]</b></a>
inline
__device__
void
forwardChimera
(
real
&
mfa
,
real
&
mfb
,
real
&
mfc
,
real
vv
,
real
v2
)
{
real
m1
=
(
mfa
+
mfc
)
+
mfb
;
real
m2
=
mfc
-
mfa
;
mfc
=
(
mfc
+
mfa
)
+
(
v2
*
m1
-
c2o1
*
vv
*
m2
);
mfb
=
m2
-
vv
*
m1
;
mfa
=
m1
;
}
////////////////////////////////////////////////////////////////////////////////
//! \brief backward chimera transformation \ref backwardChimera
//! - Chimera transform from central moments to distributions as defined in Eq. (88)-(96) in \ref
//! <a href="https://doi.org/10.1016/j.camwa.2015.05.001"><b>[ M. Geier et al. (2015), DOI:10.1016/j.camwa.2015.05.001 ]</b></a>
inline
__device__
void
backwardChimera
(
real
&
mfa
,
real
&
mfb
,
real
&
mfc
,
real
vv
,
real
v2
)
{
real
ma
=
(
mfc
+
mfa
*
(
v2
-
vv
))
*
c1o2
+
mfb
*
(
vv
-
c1o2
);
real
mb
=
((
mfa
-
mfc
)
-
mfa
*
v2
)
-
c2o1
*
mfb
*
vv
;
mfc
=
(
mfc
+
mfa
*
(
v2
+
vv
))
*
c1o2
+
mfb
*
(
vv
+
c1o2
);
mfb
=
mb
;
mfa
=
ma
;
}
////////////////////////////////////////////////////////////////////////////////
inline
__device__
real
calcDistributionBC_AD_interpol
(
real
q
,
real
weight
,
real
v
,
real
v_sq
,
real
f
,
real
finf
,
real
omegaDiffusivity
,
real
jTangential
,
real
concentration
)
{
real
feq
=
weight
*
concentration
*
(
c1o1
+
c3o1
*
v
+
c9o2
*
v
*
v
*
concentration
-
v_sq
*
concentration
);
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