trunk/libf/fxy_new.h

!
! $Header: /home/cvsroot/LMDZ4/libf/grid/fxy_new.h,v 1.1.1.1 2004/05/19 12:53:05 lmdzadmin Exp $
!
c--------------------------------------------------------------
         REAL ripx
         REAL fx,fxprim,fy,fyprim,ri,rj,bigy
c
c....stretching in x...
c
        ripx(  ri )= (ri-1.0) *2.*pi/FLOAT(iim) 
        fx  (  ri )= ripx(ri) + transx  +
     *         alphax * SIN( ripx(ri)+transx-pxo ) - pi
        fxprim(ri) = 2.*pi/FLOAT(iim)  *
     *        ( 1.+ alphax * COS( ripx(ri)+transx-pxo ) )

c....stretching in y...
c
        bigy(rj)   = 2.* (FLOAT(jjp1)-rj ) *pi/jjm
        fy(rj)     =  ( bigy(rj) + transy  +
     *        alphay * SIN( bigy(rj)+transy-pyo ) ) /2.  - pi/2.
        fyprim(rj) = ( pi/jjm ) * ( 1.+
     *           alphay * COS( bigy(rj)+transy-pyo ) )

c       fy(rj)= pyo-pisjjm*(rj-transy)+coefalpha*SIN(depisjm*(rj-
c     *  transy ))
c       fyprim(rj)= pisjjm-pisjjm*coefy2* COS(depisjm*(rj-transy)) 
c--------------------------------------------------------------
1	!
2	! $Header: /home/cvsroot/LMDZ4/libf/grid/fxy_new.h,v 1.1.1.1 2004/05/19 12:53:05 lmdzadmin Exp $
3	!
4	c--------------------------------------------------------------
5	REAL ripx
6	REAL fx,fxprim,fy,fyprim,ri,rj,bigy
7	c
8	c....stretching in x...
9	c
10	ripx( ri )= (ri-1.0) 2.pi/FLOAT(iim)
11	fx ( ri )= ripx(ri) + transx +
12	* alphax * SIN( ripx(ri)+transx-pxo ) - pi
13	fxprim(ri) = 2.pi/FLOAT(iim)
14	* ( 1.+ alphax * COS( ripx(ri)+transx-pxo ) )
15
16	c....stretching in y...
17	c
18	bigy(rj) = 2.* (FLOAT(jjp1)-rj ) *pi/jjm
19	fy(rj) = ( bigy(rj) + transy +
20	* alphay * SIN( bigy(rj)+transy-pyo ) ) /2. - pi/2.
21	fyprim(rj) = ( pi/jjm ) * ( 1.+
22	* alphay * COS( bigy(rj)+transy-pyo ) )
23
24	c fy(rj)= pyo-pisjjm(rj-transy)+coefalphaSIN(depisjm*(rj-
25	c * transy ))
26	c fyprim(rj)= pisjjm-pisjjmcoefy2 COS(depisjm*(rj-transy))
27	c--------------------------------------------------------------