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OUTROW.H
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1988-05-30
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1KB
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/* -*-C-*- outrow.h */
/*-->outrow*/
/**********************************************************************/
/******************************* outrow *******************************/
/**********************************************************************/
void
outrow(c,yoff) /* copy img_row[] into rasters[] if allocated, else no-op */
BYTE c; /* current character value */
UNSIGN16 yoff; /* offset from top row (0,1,...,hp-1) */
{
register UNSIGN16 k; /* loop index */
register UNSIGN32 *p; /* pointer into img_row[] */
register UNSIGN32 *q; /* pointer into rasters[] */
register struct char_entry *tcharptr; /* temporary char_entry pointer */
UNSIGN16 words_per_row; /* number of raster words to copy */
tcharptr = &(fontptr->ch[c]);
if (tcharptr->rasters != (UNSIGN32*)NULL)
{
words_per_row = (UNSIGN16)(tcharptr->wp + 31) >> 5;
p = tcharptr->rasters + yoff*words_per_row;
q = img_row;
for (k = words_per_row; k; --k) /* copy img_row[] into rasters[] */
*p++ = *q++;
}
}