Lines Matching refs:dy
53 int dx, dy, s1, s2, swapdir, error; member
1396 int dy; in vlineColor() local
1483 dy = h; in vlineColor()
1487 pixellast = pixel + pixy * dy; in vlineColor()
2112 int dy; in boxColor() local
2235 dy = h; in boxColor()
2239 pixellast = pixel + pixx * dx + pixy * dy; in boxColor()
2351 int dx, dy; in lineColor() local
2389 dy = y2 - y1; in lineColor()
2391 sy = (dy >= 0) ? 1 : -1; in lineColor()
2423 dy = sy * dy + 1; in lineColor()
2429 if (dx < dy) { in lineColor()
2431 dx = dy; in lineColor()
2432 dy = swaptmp; in lineColor()
2447 y += dy; in lineColor()
2457 y += dy; in lineColor()
2475 y += dy; in lineColor()
2485 y += dy; in lineColor()
2501 ay = ABS(dy) << 1; in lineColor()
2595 int dx, dy, tmp, xdir, y0p1, x0pxdir; in _aalineColor() local
2635 dy = yy1 - yy0; in _aalineColor()
2648 if (dy>0) { in _aalineColor()
2649 return (vlineColor(dst, x1, yy0, yy0+dy, color)); in _aalineColor()
2654 } else if (dy == 0) { in _aalineColor()
2668 } else if ((dx == dy) && (draw_endpoint)) { in _aalineColor()
2720 if (dy > dx) { in _aalineColor()
2730 erradj = ((dx << 16) / dy) << 16; in _aalineColor()
2736 while (--dy) { in _aalineColor()
2768 erradj = ((dy << 16) / dx) << 16; in _aalineColor()
6347 if ((b->dy = y2 - y1) != 0) { in _bresenhamInitialize()
6348 if (b->dy < 0) { in _bresenhamInitialize()
6349 b->dy = -b->dy; in _bresenhamInitialize()
6358 if (b->dy > b->dx) { in _bresenhamInitialize()
6360 b->dx = b->dy; in _bresenhamInitialize()
6361 b->dy = temp; in _bresenhamInitialize()
6368 b->dy <<= 1; in _bresenhamInitialize()
6369 b->error = b->dy - b->dx; in _bresenhamInitialize()
6412 b->error += b->dy; in _bresenhamIterate()