Lines Matching refs:dx
53 int dx, dy, s1, s2, swapdir, error; member
1045 int dx; in hlineColorStore() local
1112 dx = w; in hlineColorStore()
1122 memset(pixel, color, dx+1); in hlineColorStore()
1125 pixellast = pixel + dx + dx; in hlineColorStore()
1131 pixellast = pixel + dx + dx + dx; in hlineColorStore()
1145 dx = dx + dx; in hlineColorStore()
1146 pixellast = pixel + dx + dx; in hlineColorStore()
1208 int dx; in hlineColor() local
1262 dx = x2 - x1; in hlineColor()
1304 memset(pixel, color, dx + 1); in hlineColor()
1307 pixellast = pixel + dx + dx; in hlineColor()
1313 pixellast = pixel + dx + dx + dx; in hlineColor()
1328 dx = dx + dx; in hlineColor()
1329 pixellast = pixel + dx + dx; in hlineColor()
1353 result = _HLineAlpha(dst, x1, x1 + dx, y, color); in hlineColor()
2111 int x, dx; in boxColor() local
2234 dx = w; in boxColor()
2239 pixellast = pixel + pixx * dx + pixy * dy; in boxColor()
2240 dx++; in boxColor()
2248 memset(pixel, (Uint8) color, dx); in boxColor()
2252 pixy -= (pixx * dx); in boxColor()
2254 for (x = 0; x < dx; x++) { in boxColor()
2261 pixy -= (pixx * dx); in boxColor()
2263 for (x = 0; x < dx; x++) { in boxColor()
2278 pixy -= (pixx * dx); in boxColor()
2280 for (x = 0; x < dx; x++) { in boxColor()
2351 int dx, dy; in lineColor() local
2388 dx = x2 - x1; in lineColor()
2390 sx = (dx >= 0) ? 1 : -1; in lineColor()
2422 dx = sx * dx + 1; in lineColor()
2429 if (dx < dy) { in lineColor()
2430 swaptmp = dx; in lineColor()
2431 dx = dy; in lineColor()
2445 for (; x < dx; x++, pixel += pixx) { in lineColor()
2448 if (y >= dx) { in lineColor()
2449 y -= dx; in lineColor()
2455 for (; x < dx; x++, pixel += pixx) { in lineColor()
2458 if (y >= dx) { in lineColor()
2459 y -= dx; in lineColor()
2465 for (; x < dx; x++, pixel += pixx) { in lineColor()
2476 if (y >= dx) { in lineColor()
2477 y -= dx; in lineColor()
2483 for (; x < dx; x++, pixel += pixx) { in lineColor()
2486 if (y >= dx) { in lineColor()
2487 y -= dx; in lineColor()
2500 ax = ABS(dx) << 1; in lineColor()
2595 int dx, dy, tmp, xdir, y0p1, x0pxdir; in _aalineColor() local
2634 dx = xx1 - xx0; in _aalineColor()
2640 if (dx == 0) { in _aalineColor()
2662 if (dx!=0) { in _aalineColor()
2663 return (hlineColor(dst, xx0, xx0+dx, y1, color)); in _aalineColor()
2668 } else if ((dx == dy) && (draw_endpoint)) { in _aalineColor()
2678 if (dx >= 0) { in _aalineColor()
2682 dx = (-dx); in _aalineColor()
2720 if (dy > dx) { in _aalineColor()
2730 erradj = ((dx << 16) / dy) << 16; in _aalineColor()
2768 erradj = ((dy << 16) / dx) << 16; in _aalineColor()
2774 while (--dx) { in _aalineColor()
6335 if ((b->dx = x2 - x1) != 0) { in _bresenhamInitialize()
6336 if (b->dx < 0) { in _bresenhamInitialize()
6337 b->dx = -b->dx; in _bresenhamInitialize()
6358 if (b->dy > b->dx) { in _bresenhamInitialize()
6359 temp = b->dx; in _bresenhamInitialize()
6360 b->dx = b->dy; in _bresenhamInitialize()
6367 b->count = (b->dx<0) ? 0 : (unsigned int)b->dx; in _bresenhamInitialize()
6369 b->error = b->dy - b->dx; in _bresenhamInitialize()
6370 b->dx <<= 1; in _bresenhamInitialize()
6403 b->error -= b->dx; in _bresenhamIterate()