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dquakeplus' improved demo handling

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This commit is contained in:
cypress 2024-09-04 17:58:11 -07:00
parent 868b15f68f
commit 16a3942676
1 changed files with 35 additions and 22 deletions
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55
source/cl_demo.c
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@ -47,9 +47,9 @@ void CL_StopPlayback (void)
if (!cls.demoplayback)
return;
fclose (cls.demofile);
Sys_FileClose(cls.demofile);
cls.demoplayback = false;
cls.demofile = NULL;
cls.demofile = -1;
cls.state = ca_disconnected;
if (cls.timedemo)
@ -70,14 +70,13 @@ void CL_WriteDemoMessage (void)
float f;
len = LittleLong (net_message.cursize);
fwrite (&len, 4, 1, cls.demofile);
Sys_FileWrite(cls.demofile, &len, 4);
for (i=0 ; i<3 ; i++)
{
f = LittleFloat (cl.viewangles[i]);
fwrite (&f, 4, 1, cls.demofile);
Sys_FileWrite(cls.demofile, &f, 4);
}
fwrite (net_message.data, net_message.cursize, 1, cls.demofile);
fflush (cls.demofile);
Sys_FileWrite(cls.demofile, net_message.data, net_message.cursize);
}
/*
@ -114,18 +113,18 @@ int CL_GetMessage (void)
}
// get the next message
fread (&net_message.cursize, 4, 1, cls.demofile);
Sys_FileRead(cls.demofile, &net_message.cursize, 4);
VectorCopy (cl.mviewangles[0], cl.mviewangles[1]);
for (i=0 ; i<3 ; i++)
{
r = fread (&f, 4, 1, cls.demofile);
r = Sys_FileRead(cls.demofile, &f, 4) / 4;
cl.mviewangles[0][i] = LittleFloat (f);
}
net_message.cursize = LittleLong (net_message.cursize);
if (net_message.cursize > MAX_MSGLEN)
Sys_Error ("Demo message > MAX_MSGLEN");
r = fread (net_message.data, net_message.cursize, 1, cls.demofile);
Sys_Error ("Demo message (0x%08x) > MAX_MSGLEN (%d)", net_message.cursize, MAX_MSGLEN);
r = Sys_FileRead(cls.demofile, net_message.data, net_message.cursize) / net_message.cursize;
if (r != 1)
{
CL_StopPlayback ();
@ -180,8 +179,8 @@ void CL_Stop_f (void)
CL_WriteDemoMessage ();
// finish up
fclose (cls.demofile);
cls.demofile = NULL;
Sys_FileClose(cls.demofile);
cls.demofile = -1;
cls.demorecording = false;
Con_Printf ("Completed demo\n");
}
@ -198,6 +197,7 @@ void CL_Record_f (void)
int c;
char name[MAX_OSPATH];
int track;
char forcetrack[16];
if (cmd_source != src_command)
return;
@ -244,15 +244,16 @@ void CL_Record_f (void)
COM_DefaultExtension (name, ".dem");
Con_Printf ("recording to %s.\n", name);
cls.demofile = fopen (name, "wb");
if (!cls.demofile)
cls.demofile = Sys_FileOpenWrite(name);
if (cls.demofile < 0)
{
Con_Printf ("ERROR: couldn't open.\n");
Con_Printf ("ERROR: couldn't open demo for writing.\n");
return;
}
cls.forcetrack = track;
fprintf (cls.demofile, "%i\n", cls.forcetrack);
sprintf(forcetrack, "%i\n", cls.forcetrack);
Sys_FileWrite(cls.demofile, forcetrack, strlen(forcetrack));
cls.demorecording = true;
}
@ -265,6 +266,18 @@ CL_PlayDemo_f
play [demoname]
====================
*/
static int CL_FileGetChar(int handle)
{
char c;
if (Sys_FileRead(handle, &c, 1) != 1)
{
return EOF;
}
return c;
}
void CL_PlayDemo_f (void)
{
char name[256];
@ -293,9 +306,9 @@ void CL_PlayDemo_f (void)
Con_Printf ("Playing demo from %s.\n", name);
COM_FOpenFile (name, &cls.demofile);
if (!cls.demofile)
if (cls.demofile < 0)
{
Con_Printf ("ERROR: couldn't open.\n");
Con_Printf ("ERROR: couldn't open demo for reading.\n");
cls.demonum = -1; // stop demo loop
return;
}
@ -304,7 +317,7 @@ void CL_PlayDemo_f (void)
cls.state = ca_connected;
cls.forcetrack = 0;
while ((c = getc(cls.demofile)) != '\n')
while ((c = CL_FileGetChar(cls.demofile)) != '\n')
if (c == '-')
neg = true;
else
@ -325,14 +338,14 @@ CL_FinishTimeDemo
void CL_FinishTimeDemo (void)
{
int frames;
float time;
double time;
cls.timedemo = false;
// the first frame didn't count
frames = (host_framecount - cls.td_startframe) - 1;
time = realtime - cls.td_starttime;
if (!time)
if (time < 1)
time = 1;
Con_Printf ("%i frames %5.1f seconds %5.1f fps\n", frames, time, frames/time);
}