Lines Matching refs:k
193 int h, i, j, k; in _draw_ellipse() local
222 k = (i * ry) / rx; in _draw_ellipse()
224 if (((ok != k) && (oj != k)) || ((oj != j) && (ok != j)) || (k != j)) in _draw_ellipse()
228 if (k > 0) in _draw_ellipse()
230 ypk = y + k; in _draw_ellipse()
231 ymk = y - k; in _draw_ellipse()
242 ok = k; in _draw_ellipse()
276 k = (i * rx) / ry; in _draw_ellipse()
297 xmk = x - k; in _draw_ellipse()
298 xpk = x + k; in _draw_ellipse()
426 float k, b; in lcd_draw_line() local
432 k = (y2 - y1) / (float)(x2 - x1); in lcd_draw_line()
433 b = y1 - k * x1; in lcd_draw_line()
437 y = k * x + b; in lcd_draw_line()