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iwr
amdis
Commits
dc85616d
Commit
dc85616d
authored
May 25, 2010
by
Praetorius, Simon
Browse files
additional includes
parent
58e24187
Changes
1
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Inline
Side-by-side
AMDiS/src/MathFunctions.h
View file @
dc85616d
#ifndef AMDIS_MATHFUNCTIONS_H
#define AMDIS_MATHFUNCTIONS_H
#include
"Global.h"
namespace
AMDiS
{
//converts signed distance to phasefield
inline
double
Phi1
(
double
r
,
double
eps
)
{
return
0.5
*
(
1
-
tanh
(
3
*
r
/
eps
));
}
...
...
@@ -17,11 +20,11 @@ namespace AMDiS {
//convert Phi1 to r
inline
double
Phi1ToR
(
double
p1
,
double
eps
)
{
return
eps
/
3.0
*
atanh
(
std
::
max
(
-
1
+
1.e-14
,
std
::
min
(
1
-
1.e-14
,
1
-
2
*
p1
))
);
return
eps
/
3.0
*
atanh
(
max
(
-
1
+
1.e-14
,
min
(
1
-
1.e-14
,
1
-
2
*
p1
))
);
}
//convert Phi2 to r
inline
double
Phi2ToR
(
double
p2
,
double
eps
)
{
return
eps
/
3.0
*
atanh
(
std
::
max
(
-
1
+
1.e-14
,
std
::
min
(
1
-
1.e-14
,
1
+
2
*
p2
))
);
return
eps
/
3.0
*
atanh
(
max
(
-
1
+
1.e-14
,
min
(
1
-
1.e-14
,
1
+
2
*
p2
))
);
}
}
#endif
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