options.h

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/*
  Options are either very significant to the usage and/or affect
  the size of the main data structures and thus require much recompilation,
  including recompilation of all models.
*/

/* switching from Ra being a global variable to it being a section variable
opens up the possibility of a great deal of confusion and inadvertant wrong
results. To help avoid this we print a warning message whenever the value
in one section is set but no others. But only the first time through treeset.
*/
#define RA_WARNING   0

#define VECTORIZE 1  /* hope this speeds up simulations on a Cray */
            /* this is no longer optional */

#define I_MEMBRANE   1  /* compute i_cap and i_membrane on fadvance */

#if _CRAY
#define EXTRACELLULAR   0  /* this form of gaussian elimination is vectorized*/
#else
#define EXTRACELLULAR   2  /* number of extracellular layers */
#endif

#define DIAMLIST  1  /* section contains diameter info */
#define EXTRAEQN  0  /* ionic concentrations calculated via
             * jacobian along with v */
#if DIAMLIST
#define NTS_SPINE 1  /* A negative diameter in pt3dadd() tags that
             * diamlist location as having a spine.
             * diam3d() still returns the postive diameter
             * spined3d() returns 1 or 0 signifying presence
             * of spine. setSpineArea() tells how much
             * area/spine to add to the segment. */
#endif

#define METHOD3      0  /* third order spatially correct method */
            /* testing only, not completely implemented */
            /* cannot be used with extracellular */

#define KEEP_NSEG_PARM  1  /* Use old segment parameters to define */
            /* the new segment information */

#define CVODE 1         /* Allow the cvode variable time step method*/

#if !defined(CACHEVEC)
#define CACHEVEC 1      /* define to 0 doubles in nodes instead of vectors*/
#endif

#define MULTICORE 1     /* not optional */