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38 #ifndef _INTERACTION_CONST_
39 #define _INTERACTION_CONST_
48 real sh_invrc6; /* For shifting the LJ potential */
50 /* type of electrostatics (defined in enums.h) */
63 real sh_ewald; /* For shifting the Ewald potential */
65 /* Dielectric constant resp. multiplication factor for charges */
69 /* Constants for reaction-field or plain cut-off */
74 /* Force/energy interpolation tables, linear in force, quadratic in V */
77 /* Coulomb force table, size of array is tabq_size (when used) */
79 /* Coulomb energy table, size of array is tabq_size (when used) */
81 /* Coulomb force+energy table, size of array is tabq_size*4,
82 entry quadruplets are: F[i], F[i+1]-F[i], V[i], 0,
83 this is used with single precision x86 SIMD for aligned loads */
85 } interaction_const_t;
91 #endif /* _INTERACTION_CONST_ */