Lines Matching refs:e2
1351 int err, e2, x2, y2, ed, width; in gfx_fb_line() local
1366 e2 = err; in gfx_fb_line()
1368 if ((e2 << 1) >= -dx) { /* x step */ in gfx_fb_line()
1369 e2 += dy; in gfx_fb_line()
1371 while (e2 < ed * width && in gfx_fb_line()
1375 e2 += dx; in gfx_fb_line()
1379 e2 = err; in gfx_fb_line()
1383 if ((e2 << 1) <= dy) { /* y step */ in gfx_fb_line()
1384 e2 = dx-e2; in gfx_fb_line()
1385 while (e2 < ed * width && in gfx_fb_line()
1389 e2 += dy; in gfx_fb_line()