neurolib.h

basic.c */ /**//* Project:NeuroBasic, basic package*//**/ /* Survey:This is a simple Basic b-code

/****************************************************************/
/*								*/
/* Name:	neurolib.h					*/
/*								*/
/* Project:	NeuroBasic, global definitions			*/
/*								*/
/* Survey:	Contains common constants and declarations for	*/
/*		all C source files of the NeuroBasic		*/
/*		simulator (host and MUSIC side).		*/
/*								*/
/* Author:	Urs Mueller					*/
/*		Electronics Laboratory, ETH Zuerich		*/
/*		Switzerland					*/
/*								*/
/* Created:	July 21 1994					*/
/* Modified:	January 25, 1995 (mk)				*/
/*								*/
/****************************************************************/


#include "common.h"




/* Definitions */
/***************/

#define NEURO_OBJS_MAX	64		/* maximum #neuro objects */

#define XDIM_MAX	16380		/* maximum x-dimension */
#define YDIM_MAX	16380		/* maximum y-dimension */
#define ZDIM_MAX	1024		/* maximum z-dimension */
#define IRAM_SIZE	512		/* sizeof internal DSP RAM */

#define SN_CSCALE	16.0	/* scale FF_FIXED8 to [-8.0...+8.0) */
#define SN_HEADER_SIZE   5	/* size of sn-header in words */



/* Type Definitions */
/********************/

typedef struct
{
  MFLOAT	*tbuf[2];	/* ^transfer buffers */
  void		*pdest_buf[2];	/* destinations of transfer buffers */
  MINT		last_used;	/* tbuf last used (0 or 1) */
  MINT		tb_size;	/* size of the buffers (in Words) */
} trans_buf_t;

typedef struct
{
  unsigned int	char0: 8;
  unsigned int	char1: 8;
  unsigned int	char2: 8;
  unsigned int	char3: 8;
} packed_char_t;




/* global variables */
/********************/

extern int		fn_error;	/* error code */
extern char		*fn_error_msg;	/* error message */
extern unsigned int	randseed;	/* seed for random sequences */
extern neuro_obj_t	neuro_objs[];	/* list of neuro objects */
extern trans_buf_t	trans_buf;	/* transmit-buffer */
extern void		*piram;		/* ^internal DSP memory */
extern MINT		dummy;
extern MFLOAT		fdummy;



/* global function prototypes */
/******************************/

MINT alloc_nobj(size_t trans_buf_size);
MINT realloc_nobj(MINT nobj, size_t trans_buf_size);
void free_nobj(MINT nobj);
MINT send_string(char *str);
MFLOAT broadcast_one_value(double v, MINT sender);
MINT setup_load(MINT ndim, MINT xdim, MINT ydim, MINT zdim,
	        MINT block_size, MINT format);
MINT setup_save(MINT ndim, MINT xdim, MINT ydim, MINT zdim,
	        MINT block_size);
void tbuf_sync(void *pcons);
void *tbuf_getfree(void *pcons);
void *tbuf_getdata(void *pcons);