137         lv_memzero(&(_circle_cache[i]), sizeof(_circle_cache[i]));  in lv_draw_sw_mask_cleanup()
145     lv_memzero(param, sizeof(lv_draw_sw_mask_line_param_t));  in lv_draw_sw_mask_line_points_init()
414                     if(k >= 0 && k < len) lv_memzero(&mask_buf[k], len - k);  in lv_draw_mask_line()
424                     else if(k >= 0 && k < len) lv_memzero(&mask_buf[0], k);  in lv_draw_mask_line()
543             lv_memzero(&mask_buf[0], k);  in line_mask_flat()
552             lv_memzero(&mask_buf[k], len - k);  in line_mask_flat()
623             if(k >= 0) lv_memzero(&mask_buf[0], k);  in line_mask_steep()
629             else if(k > 0) lv_memzero(&mask_buf[k],  len - k);  in line_mask_steep()
658                 else if(k > 0) lv_memzero(&mask_buf[0],  k);  in line_mask_steep()
663                 if(k >= 0) lv_memzero(&mask_buf[k],  len - k);  in line_mask_steep()
688                 if(k >= 0) lv_memzero(&mask_buf[0],  k);  in line_mask_steep()
694                 else if(k > 0) lv_memzero(&mask_buf[k],  len - k);  in line_mask_steep()
740                 lv_memzero(&mask_buf[0], tmp);  in lv_draw_mask_angle()
748             lv_memzero(&mask_buf[tmp], len - tmp);  in lv_draw_mask_angle()
782                 lv_memzero(&mask_buf[0], tmp);  in lv_draw_mask_angle()
790             lv_memzero(&mask_buf[tmp], len - tmp);  in lv_draw_mask_angle()
867                 lv_memzero(&mask_buf[0], last);  in lv_draw_mask_radius()
873                 lv_memzero(&mask_buf[first], len - first);  in lv_draw_mask_radius()
885                     lv_memzero(&mask_buf[first], last);  in lv_draw_mask_radius()
925         lv_memzero(&mask_buf[cir_x_right], len - cir_x_right);  in lv_draw_mask_radius()
929         lv_memzero(&mask_buf[0], cir_x_left);  in lv_draw_mask_radius()
944         lv_memzero(&mask_buf[clr_start], clr_len);  in lv_draw_mask_radius()