xref: /OK3568_Linux_fs/buildroot/package/frecon/0007-Skip-drawing-when-cwidth-is-zero.patch (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunFrom cdd62a22e8cea368d187c2deedd29c8aecba5243 Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Jeffy Chen <jeffy.chen@rock-chips.com>
3*4882a593SmuzhiyunDate: Fri, 10 Jun 2022 17:15:12 +0800
4*4882a593SmuzhiyunSubject: [PATCH 7/9] Skip drawing when cwidth is zero
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunSigned-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
7*4882a593Smuzhiyun---
8*4882a593Smuzhiyun term.c | 3 +++
9*4882a593Smuzhiyun 1 file changed, 3 insertions(+)
10*4882a593Smuzhiyun
11*4882a593Smuzhiyundiff --git a/term.c b/term.c
12*4882a593Smuzhiyunindex 4b24ff6..8ff698e 100644
13*4882a593Smuzhiyun--- a/term.c
14*4882a593Smuzhiyun+++ b/term.c
15*4882a593Smuzhiyun@@ -100,6 +100,9 @@ static int term_draw_cell(struct tsm_screen* screen, uint64_t id,
16*4882a593Smuzhiyun 	if (age && terminal->term->age && age <= terminal->term->age)
17*4882a593Smuzhiyun 		return 0;
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun+	if (!cwidth)
20*4882a593Smuzhiyun+		return 0;
21*4882a593Smuzhiyun+
22*4882a593Smuzhiyun 	if (terminal->background_valid) {
23*4882a593Smuzhiyun 		br = (terminal->background >> 16) & 0xFF;
24*4882a593Smuzhiyun 		bg = (terminal->background >> 8) & 0xFF;
25*4882a593Smuzhiyun--
26*4882a593Smuzhiyun2.20.1
27*4882a593Smuzhiyun
28