Lines Matching refs:dy
475 mp_int_t dy = y2 - y1; in framebuf_line() local
477 if (dy > 0) { in framebuf_line()
480 dy = -dy; in framebuf_line()
485 if (dy > dx) { in framebuf_line()
491 dx = dy; in framebuf_line()
492 dy = temp; in framebuf_line()
501 mp_int_t e = 2 * dy - dx; in framebuf_line()
517 e += 2 * dy; in framebuf_line()
580 int sx, y, xend, yend, dx, dy; in framebuf_scroll() local
593 dy = 1; in framebuf_scroll()
597 dy = -1; in framebuf_scroll()
599 for (; y != yend; y += dy) { in framebuf_scroll()