From f394209c751b319fe4d01c072bcb659d736e5a62 Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Sat, 7 Jan 2023 21:10:07 +0000
Subject: [PATCH] introduces a new cl_unpaused_scvis cvar to unpause the cli.

---
 doc/040_cvarlist.md        | 3 +++
 src/client/cl_main.c       | 2 ++
 src/client/header/client.h | 1 +
 src/client/input/sdl.c     | 7 +++++++
 4 files changed, 13 insertions(+)

diff --git a/doc/040_cvarlist.md b/doc/040_cvarlist.md
index e7fa9d44..653cf9f6 100644
--- a/doc/040_cvarlist.md
+++ b/doc/040_cvarlist.md
@@ -133,6 +133,9 @@ Set `0` by default.
   loading. If set to `0` pause mode is never entered, this is the
   Vanilla Quake II behaviour.
 
+* **cl_unpaused_scvis**: If set to `1` (the default) the client unpause
+  when the screen becomes visible.
+
 * **cl_r1q2_lightstyle**: Since the first release Yamagi Quake II used
   the R1Q2 colors for the dynamic lights of rockets. Set to `0` to get
   the Vanilla Quake II colors. Defaults to `1`.
diff --git a/src/client/cl_main.c b/src/client/cl_main.c
index 2be1673b..f91da3c9 100644
--- a/src/client/cl_main.c
+++ b/src/client/cl_main.c
@@ -57,6 +57,7 @@ cvar_t *cl_showclamp;
 cvar_t *cl_paused;
 cvar_t *cl_loadpaused;
 cvar_t *cl_audiopaused;
+cvar_t *cl_unpaused_scvis;
 
 cvar_t *cl_lightlevel;
 cvar_t *cl_r1q2_lightstyle;
@@ -518,6 +519,7 @@ CL_InitLocal(void)
 	cl_paused = Cvar_Get("paused", "0", 0);
 	cl_loadpaused = Cvar_Get("cl_loadpaused", "1", CVAR_ARCHIVE);
 	cl_audiopaused = Cvar_Get("cl_audiopaused", "1", CVAR_ARCHIVE);
+	cl_unpaused_scvis = Cvar_Get("cl_unpaused_scvis", "1", CVAR_ARCHIVE);
 
 	gl1_stereo = Cvar_Get( "gl1_stereo", "0", CVAR_ARCHIVE );
 	gl1_stereo_separation = Cvar_Get( "gl1_stereo_separation", "1", CVAR_ARCHIVE );
diff --git a/src/client/header/client.h b/src/client/header/client.h
index d199e748..9f57d3d5 100644
--- a/src/client/header/client.h
+++ b/src/client/header/client.h
@@ -306,6 +306,7 @@ extern	cvar_t	*cl_lightlevel;
 extern	cvar_t	*cl_paused;
 extern	cvar_t	*cl_loadpaused;
 extern  cvar_t  *cl_audiopaused;
+extern  cvar_t  *cl_unpaused_scvis;
 extern	cvar_t	*cl_timedemo;
 extern	cvar_t	*cl_vwep;
 extern	cvar_t  *horplus;
diff --git a/src/client/input/sdl.c b/src/client/input/sdl.c
index 79bb49cc..0ff9fa8a 100644
--- a/src/client/input/sdl.c
+++ b/src/client/input/sdl.c
@@ -681,6 +681,13 @@ IN_Update(void)
 					// be on another display now!
 					glimp_refreshRate = -1;
 				}
+				else if (event.window.event == SDL_WINDOWEVENT_SHOWN)
+				{
+					if (cl_unpaused_scvis->value > 0)
+					{
+						Cvar_SetValue("paused", 0);
+					}
+				}
 				else if (event.window.event == SDL_WINDOWEVENT_MINIMIZED ||
 					event.window.event == SDL_WINDOWEVENT_HIDDEN)
 				{