From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, "Philippe Mathieu-Daudé" <f4bug@amsat.org>
Subject: [PULL 4/9] hw/display/artist: Avoid drawing line when nothing to display
Date: Tue, 18 Feb 2020 11:39:24 -0800 [thread overview]
Message-ID: <20200218193929.11404-5-richard.henderson@linaro.org> (raw)
In-Reply-To: <20200218193929.11404-1-richard.henderson@linaro.org>
From: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20200214001303.12873-5-f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
hw/display/artist.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/hw/display/artist.c b/hw/display/artist.c
index 97c811b35e..5492079116 100644
--- a/hw/display/artist.c
+++ b/hw/display/artist.c
@@ -579,6 +579,9 @@ static void draw_line(ARTISTState *s, int x1, int y1, int x2, int y2,
} else {
dy = y1 - y2;
}
+ if (!dx || !dy) {
+ return;
+ }
c1 = false;
if (dy > dx) {
--
2.20.1
next prev parent reply other threads:[~2020-02-18 19:42 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-18 19:39 [PULL 0/9] target/hppa patch queue Richard Henderson
2020-02-18 19:39 ` [PULL 1/9] hw/display/artist: Move trace event to draw_line() Richard Henderson
2020-02-18 19:39 ` [PULL 2/9] hw/display/artist: Remove pointless initialization Richard Henderson
2020-02-18 19:39 ` [PULL 3/9] hw/display/artist: Delay some variables initialization Richard Henderson
2020-02-18 19:39 ` Richard Henderson [this message]
2020-02-29 9:31 ` [PULL 4/9] hw/display/artist: Avoid drawing line when nothing to display Sven Schnelle
2020-03-02 9:50 ` Philippe Mathieu-Daudé
2020-02-18 19:39 ` [PULL 5/9] hw/display/artist: Remove dead code (CID 1419388 & 1419389) Richard Henderson
2020-02-18 19:39 ` [PULL 6/9] hw/hppa/dino: Add comments with register name Richard Henderson
2020-02-18 19:39 ` [PULL 7/9] hw/hppa/dino: Fix reg800_keep_bits overrun (CID 1419387 1419393 1419394) Richard Henderson
2020-02-18 19:39 ` [PULL 8/9] hw/hppa/dino: Fix bitmask for the PCIROR register Richard Henderson
2020-02-18 19:39 ` [PULL 9/9] hw/hppa/dino: Do not accept accesses to registers 0x818 and 0x82c Richard Henderson
2020-02-20 16:51 ` [PULL 0/9] target/hppa patch queue Peter Maydell
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