Lines Matching refs:dy
494 uint32_t x, sy, dy;
535 for (sy = SourceY, dy = DestinationY; dy < Height + DestinationY;
536 sy++, dy++) {
539 destination = (uint8_t *)BltBuffer + dy * Delta +
594 uint32_t x, sy, dy;
635 for (sy = SourceY, dy = DestinationY; sy < Height + SourceY;
636 sy++, dy++) {
637 off = dy * pitch + DestinationX * bpp;
1108 uint32_t sx, sy, dx, dy, width, height;
1116 dy = state->tg_origin.tp_row + d->tp_row * height;
1120 (void) gfxfb_blt(NULL, GfxFbBltVideoToVideo, sx, sy, dx, dy,
1426 int dx, sx, dy, sy;
1436 dy = y1 > y0? y1 - y0 : y0 - y1;
1437 err = dx + dy;
1438 ed = dx + dy == 0 ? 1: isqrt(dx * dx + dy * dy);
1445 e2 += dy;
1448 (y1 != (uint32_t)y2 || dx > dy)) {
1456 err -= dy;
1459 if ((e2 << 1) <= dy) { /* y step */
1462 (x1 != (uint32_t)x2 || dx < dy)) {
1465 e2 += dy;
1483 int dx, dy, err, curvature;
1520 dy = 4 * sx * curvature * (y0 - y1) + yy - xy;
1523 err = dx + dy + xy;
1530 if (2 * err > dy) {
1533 dy += yy;
1534 err += dy;
1538 dy -= xy;
1542 } while (dy < dx); /* gradient negates -> algorithm fails */