source: buchla-68k/vlib/vputsv.c@ 5c977dd

/*
   =============================================================================
        vputsv.c -- video display string put functions
        Version 1 -- 1988-10-06 -- D.N. Lynx Crowe
        (c) Copyright 1988 -- D.N. Lynx Crowe

        These functions drive the video character write function vputc()
        which puts characters into a 82716 video RAM character object.

        Full attribute format is assumed.
   =============================================================================
*/

#include "ram.h"

/*
   =============================================================================
        vputsv(obase, row, col, str, attr, len)

        Write string str to video RAM object pointed to by obase
        at (row,col) with attr used for all characters. Line length is len.
   =============================================================================
*/

void vputsv(volatile uint16_t *obase, int16_t row, int16_t col, int8_t *str, uint16_t attr, int16_t len)
{
        int16_t c;

        while ((c = *str++)) {

                vputcv(obase, row, col, c, attr, len);

                if (++col GE 64) {

                        col = 0;

                        if (++row GE 25)
                                row = 0;
                }
        }
}

/*
   =============================================================================
        vputsav(obase, row, col, str, attr, len)

        Write string str in video RAM pointed to by obase starting
        at (row, col) using attributes from the words pointed to by attr.
        Line length is len.
   =============================================================================
*/

void vputsav(volatile uint16_t *obase, int16_t row, int16_t col, int8_t *str, uint16_t *attr, int16_t len)
{
        int16_t c;

        while ((c = *str++)) {

                vputcv(obase, row, col, c, *attr++, len);

                if (++col GE 64) {

                        col = 0;

                        if (++row GE 25)
                                row = 0;
                }
        }
}