source: buchla-68k/ram/etiwsn.c@ 081eee0

/*
   =============================================================================
        etiwsn.c -- MIDAS instrument editor - waveshape number handlers
        Version 6 -- 1988-04-19 -- D.N. Lynx Crowe
   =============================================================================
*/

#include "ram.h"

/*
   =============================================================================
        et_iwsn() -- load the edit buffer
   =============================================================================
*/

int16_t et_iwsn(int16_t nn)
{
        register int16_t m;

        m = nn >> 8;

        sprintf(ebuf, "%02d", m ? vbufs[curvce].idhwsb + 1
                : vbufs[curvce].idhwsa + 1);
        ebflag = TRUE;

        return(SUCCESS);
}

/*
   =============================================================================
        ef_iwsn() -- parse (unload) the edit buffer
   =============================================================================
*/

int16_t ef_iwsn(int16_t nn)
{
        int16_t i, tmpval, m;
        volatile uint16_t *fpuws;

        m = nn >> 8;
        ebuf[2] = '\0';                 /* terminate the string in ebuf */
        ebflag = FALSE;

        tmpval = 0;

        for (i = 0; i < 2; i++)         /* convert from ASCII to binary */
                tmpval = (tmpval * 10) + (ebuf[i] - '0');

        if ((tmpval EQ 0) OR (tmpval GT NUMWAVS))
                return(FAILURE);

        if (m) {

                /* slot B */
                vbufs[curvce].idhwsb = (int8_t)(tmpval - 1);

                memcpyw(vbufs[curvce].idhwvbf, &wslib[tmpval - 1],
                        NUMHARM + (2 * NUMWPNT));

                fpuws = io_fpu + FPU_OWST + (curvce << 9) + 1;

                memcpyw(fpuws, vbufs[curvce].idhwvbf, NUMWPNT);

                *(fpuws - 1) = (uint16_t)vbufs[curvce].idhwvbf[0];
                *(fpuws + NUMWPNT) = (uint16_t)vbufs[curvce].idhwvbf[NUMWPNT - 1];

        } else {

                /* slot A */

                vbufs[curvce].idhwsa = (int8_t)(tmpval - 1);

                memcpyw(vbufs[curvce].idhwvaf, &wslib[tmpval - 1],
                        NUMHARM + (2 * NUMWPNT));

                fpuws = io_fpu + FPU_OWST + (curvce << 9) + 0x100 + 1;

                memcpyw(fpuws, vbufs[curvce].idhwvaf, NUMWPNT);

                *(fpuws - 1) = (uint8_t)vbufs[curvce].idhwvaf[0];
                *(fpuws + NUMWPNT) = (uint8_t)vbufs[curvce].idhwvaf[NUMWPNT - 1];
        }

        dswin(21);
        modinst();
        return(SUCCESS);
}

/*
   =============================================================================
        rd_iwsn() -- (re)display the field
   =============================================================================
*/

int16_t rd_iwsn(int16_t nn)
{
        register int16_t m, n;

        m = (nn >> 8) & 0x00FF;
        n = nn & 0x00FF;

        sprintf(dspbuf, "%02d", m ? vbufs[curvce].idhwsb + 1
                        : vbufs[curvce].idhwsa + 1);

        vbank(0);

        vcputsv(instob, 64, (m ? WSBFC : WSAFC), idbox[n][5],
                cfetp->frow, cfetp->flcol, dspbuf, 14);

        return(SUCCESS);
}

/*
   =============================================================================
        nd_iwsn() -- handle new data entry
   =============================================================================
*/

int16_t nd_iwsn(int16_t nn, int16_t k)
{
        register int16_t ec, n;

        n = nn & 0x00FF;

        ec = stccol - cfetp->flcol;     /* setup edit buffer column */
        ebuf[ec] = (int8_t)(k + '0');   /* enter new data in buffer */
        ebuf[2] = '\0';                 /* make sure string is terminated */

        dspbuf[0] = (int8_t)(k + '0');  /* setup for display */
        dspbuf[1] = '\0';

        vbank(0);                       /* display the new data */
        vcputsv(instob, 64, ID_ENTRY, idbox[n][5], stcrow, stccol, dspbuf, 14);

        advicur();                      /* advance cursor */

        return(SUCCESS);
}