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ok, the usleep is back, but it's controlled via cl_usleep which defaults to

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off.
This commit is contained in:
Bill Currie 2002-02-22 05:48:59 +00:00
parent 96d3a997c9
commit 3e4422a9f3
1 changed files with 19 additions and 1 deletions
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20
qw/source/cl_main.c
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@ -45,6 +45,9 @@ static const char rcsid[] =
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_WINSOCK_H
# include <winsock.h>
#endif
@ -141,6 +144,7 @@ cvar_t *cl_sbar;
cvar_t *cl_sbar_separator;
cvar_t *cl_hudswap;
cvar_t *cl_maxfps;
cvar_t *cl_usleep;
cvar_t *cl_cshift_bonus;
cvar_t *cl_cshift_contents;
@ -174,7 +178,7 @@ cvar_t *rate;
cvar_t *noaim;
cvar_t *msg;
static int cl_usleep_cache;
client_static_t cls;
client_state_t cl;
@ -1202,6 +1206,12 @@ CL_Init (void)
"server info");
}
static void
cl_usleep_f (cvar_t *var)
{
cl_usleep_cache = var->int_val;
}
void
CL_Init_Cvars (void)
{
@ -1318,6 +1328,10 @@ CL_Init_Cvars (void)
"Auto aim off switch. Set to 1 to turn off.");
cl_port = Cvar_Get ("cl_port", PORT_CLIENT, CVAR_NONE, Cvar_Info,
"UDP Port for client to use.");
cl_usleep = Cvar_Get ("cl_usleep", "0", CVAR_ARCHIVE, cl_usleep_f,
"Turn this on to save cpu when fps limited. "
"May affect frame rate adversely depending on "
"local machine/os conditions");
}
/*
@ -1459,6 +1473,10 @@ Host_Frame (float time)
// decide the simulation time
if ((sleeptime = Host_SimulationTime (time)) != 0) {
#ifdef HAVE_USLEEP
if (cl_usleep_cache && sleeptime > 0.002) // minimum sleep time
usleep ((unsigned long)(sleeptime * 1000000 / 2));
#endif
return; // framerate is too high
}