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/*@@
@header DZDG_guts.h
@date Jun 98
@author Gabrielle Allen
@desc
Macro to calculate the first derivatives of the
physical metric with respect to z
The macro is defined in terms of standard variables in
@seefile DZDG_declare.h
@enddesc
@@*/
#ifndef DZDG_GUTS
#define DZDG_GUTS
#include "DZDCG_guts.h"
#ifdef FCODE
IF (conformal_state .eq. 0) THEN
DZDG_PSI4 = 1
DZDG_FAC = 0
ELSE
DZDG_PSI4 = DZDG_PSI**4
DZDG_FAC = 4*DZDG_PSI4*DZDG_DZDPSI_O_PSI
ENDIF
DZDG_DZDGXX = DZDCG_DZDCGXX*DZDG_PSI4 + DZDG_FAC*DZDG_GXX
DZDG_DZDGXY = DZDCG_DZDCGXY*DZDG_PSI4 + DZDG_FAC*DZDG_GXY
DZDG_DZDGXZ = DZDCG_DZDCGXZ*DZDG_PSI4 + DZDG_FAC*DZDG_GXZ
DZDG_DZDGYY = DZDCG_DZDCGYY*DZDG_PSI4 + DZDG_FAC*DZDG_GYY
DZDG_DZDGYZ = DZDCG_DZDCGYZ*DZDG_PSI4 + DZDG_FAC*DZDG_GYZ
DZDG_DZDGZZ = DZDCG_DZDCGZZ*DZDG_PSI4 + DZDG_FAC*DZDG_GZZ
#endif
#ifdef CCODE
DZDG_PSI4 = ((*conformal_state == 0)?1:DZDG_PSI*DZDG_PSI*DZDG_PSI*DZDG_PSI);
DZDG_FAC = ((*conformal_state == 0)?0:4*DZDG_PSI4*DZDG_DZDPSI_O_PSI);
DZDG_DZDGXX = DZDCG_DZDCGXX*DZDG_PSI4 + DZDG_FAC*DZDG_GXX;
DZDG_DZDGXY = DZDCG_DZDCGXY*DZDG_PSI4 + DZDG_FAC*DZDG_GXY;
DZDG_DZDGXZ = DZDCG_DZDCGXZ*DZDG_PSI4 + DZDG_FAC*DZDG_GXZ;
DZDG_DZDGYY = DZDCG_DZDCGYY*DZDG_PSI4 + DZDG_FAC*DZDG_GYY;
DZDG_DZDGYZ = DZDCG_DZDCGYZ*DZDG_PSI4 + DZDG_FAC*DZDG_GYZ;
DZDG_DZDGZZ = DZDCG_DZDCGZZ*DZDG_PSI4 + DZDG_FAC*DZDG_GZZ;
#endif
#endif
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