start a brand new line drawing algorithm

2018-05-25 23:14:19 +02:00
parent 6bf1a8ffda
commit eba3105cae
4 changed files with 518 additions and 490 deletions
--- a/lv_draw/lv_draw.h
+++ b/lv_draw/lv_draw.h
@@ -128,6 +128,9 @@ void lv_draw_img(const lv_area_t * coords, const lv_area_t * mask,
 void lv_draw_line(const lv_point_t * p1, const lv_point_t * p2, const lv_area_t * mask_p,
                  const lv_style_t * style_p);

+#if LV_ANTIALIAS != 0
+lv_opa_t antialias_get_opa(lv_coord_t seg, lv_coord_t px_id, lv_opa_t line_opa);
+#endif

 /**********************
 *  GLOBAL VARIABLES