tdc_tortoise_to_tdc_cscal

interface

Type	Intent		Name
class(tdc),	intent(inout)	::	this	The routine is called on this time dependent coordinate object.
integer(kind=ip),	intent(in)	::	elem	The element index of the point to transform.
integer(kind=ip),	intent(in)	::	node	The node index of the point to transform.
complex(kind=wp),	intent(inout)	::	dpsidt	On input contains: $\frac{\partial\Psi}{\partial t}$ . On output contains $\frac{\partial\Psi}{\partial\lambda}$ .
complex(kind=wp),	intent(inout)	::	dpsidr	On input contains: $\frac{\partial\Psi}{\partial r_*}$ . On output contains $\frac{\partial\Psi}{\partial\xi}$ .

Routine to transform from tortoise coordinates $(t,r_*)$ to time dependent $(\lambda,\xi)$ for complex scalar input.