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void simple_resize_bitmap(struct bitmap *src, struct bitmap *dst){    const int srcw = src->width;    const int srch = src->height;    const int dstw = dst->width;    const int dsth = dst->height;    const fb_data *srcd = (fb_data*)(src->data);    const fb_data *dstd = (fb_data*)(dst->data);    const long xrstep = ((srcw-1) << 8) / (dstw-1);    const long yrstep = ((srch-1) << 8) / (dsth-1);    fb_data *src_row, *dst_row;    long xr, yr = 0;    int src_x, src_y, dst_x, dst_y;    for (dst_y=0; dst_y < dsth; dst_y++)    {        src_y = (yr >> 8);        src_row = (fb_data*)&srcd[src_y * srcw];        dst_row = (fb_data*)&dstd[dst_y * dstw];        for (xr=0,dst_x=0; dst_x < dstw; dst_x++)        {            src_x = (xr >> 8);            dst_row[dst_x] = src_row[src_x];            xr += xrstep;        }        yr += yrstep;    }}