From a83c7a3df1a809d61a0e2362836923901372fec7 Mon Sep 17 00:00:00 2001 From: eap Date: Tue, 19 Mar 2013 08:23:47 +0000 Subject: [PATCH] restore the previous version of segLength() in order not to damage a stable version with a minor fix. This revision must be rolled back after the version release! --- src/StdMeshers/StdMeshers_AutomaticLength.cxx | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/src/StdMeshers/StdMeshers_AutomaticLength.cxx b/src/StdMeshers/StdMeshers_AutomaticLength.cxx index 5d2543666..5f37f19b0 100644 --- a/src/StdMeshers/StdMeshers_AutomaticLength.cxx +++ b/src/StdMeshers/StdMeshers_AutomaticLength.cxx @@ -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 a2div7divPI = 2. / 7. / M_PI; @@ -141,7 +154,7 @@ namespace { const double Lratio = edgeLen / minLen; return S0 * ( 1. + a2div7divPI * Lratio * atan( 5 * Lratio )); } - +#endif //================================================================================ /*! * \brief Compute segment length for all edges -- 2.39.2