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restore the previous version of segLength() in order not to damage a

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stable version with a minor fix. This revision must be rolled back
after the version release!
This commit is contained in:
eap 2013-03-19 08:23:47 +00:00
parent d2d27158f1
commit a83c7a3df1
1 changed files with 14 additions and 1 deletions
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15
src/StdMeshers/StdMeshers_AutomaticLength.cxx
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@ -117,6 +117,19 @@ namespace {
*/ */
//================================================================================ //================================================================================
const double a14divPI = 14. / M_PI;
inline double segLength(double S0, double edgeLen, double minLen )
{
// PAL10237
// S = S0 * f(L/Lmin) where f(x) = 1 + (2/Pi * 7 * atan(x/5) )
// =>
// S = S0 * ( 1 + 14/PI * atan( L / ( 5 * Lmin )))
return S0 * ( 1. + a14divPI * atan( edgeLen / ( 5 * minLen )));
}
#if 0
//const double a14divPI = 14. / M_PI; //const double a14divPI = 14. / M_PI;
const double a2div7divPI = 2. / 7. / M_PI; const double a2div7divPI = 2. / 7. / M_PI;
@ -141,7 +154,7 @@ namespace {
const double Lratio = edgeLen / minLen; const double Lratio = edgeLen / minLen;
return S0 * ( 1. + a2div7divPI * Lratio * atan( 5 * Lratio )); return S0 * ( 1. + a2div7divPI * Lratio * atan( 5 * Lratio ));
} }
#endif
//================================================================================ //================================================================================
/*! /*!
* \brief Compute segment length for all edges * \brief Compute segment length for all edges