\( f(\psi) = \begin{cases} 1 \text{ if } \psi < \psi_{\max}\\ 0 \text{ if } \psi > (\psi_{\max} + 4\alpha) \\ \exp\left( - \frac{(\psi - \psi_{\max})^2}{2\alpha^2}\right), \text{ else} \end{cases} \) More...

Public Member Functions
	GaussianDamping (double psimax, double alpha)

DG_DEVICE double	operator() (double psi) const

Detailed Description

\( f(\psi) = \begin{cases} 1 \text{ if } \psi < \psi_{\max}\\ 0 \text{ if } \psi > (\psi_{\max} + 4\alpha) \\ \exp\left( - \frac{(\psi - \psi_{\max})^2}{2\alpha^2}\right), \text{ else} \end{cases} \)

One up to psimax, then a Gaussian down to zero

Constructor & Destructor Documentation

◆ GaussianDamping()

dg::GaussianDamping::GaussianDamping	(	double	psimax,
		double	alpha
	)

inline

Member Function Documentation

◆ operator()()

DG_DEVICE double dg::GaussianDamping::operator() ( double psi ) const