154 lines
2.9 KiB
C
154 lines
2.9 KiB
C
// Emacs style mode select -*- C++ -*-
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// $Id:$
|
|
//
|
|
// Copyright (C) 1993-1996 by id Software, Inc.
|
|
//
|
|
// This source is available for distribution and/or modification
|
|
// only under the terms of the DOOM Source Code License as
|
|
// published by id Software. All rights reserved.
|
|
//
|
|
// The source is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
|
|
// for more details.
|
|
//
|
|
// $Log:$
|
|
//
|
|
// DESCRIPTION:
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
#include "doomtype.h"
|
|
#include "doomdef.h"
|
|
#include "doomstat.h"
|
|
#include "d_ticcmd.h"
|
|
#include <time.h>
|
|
#include <stdarg.h>
|
|
|
|
|
|
void I_Init (void)
|
|
{
|
|
I_InitSound();
|
|
I_InitGraphics();
|
|
}
|
|
|
|
|
|
int mb_used = 6;
|
|
|
|
|
|
// Called by startup code
|
|
// to get the ammount of memory to malloc
|
|
// for the zone management.
|
|
byte* I_ZoneBase (int *size)
|
|
{
|
|
*size = mb_used*1024*1024;
|
|
return (byte *) malloc (*size);
|
|
}
|
|
|
|
|
|
// Called by D_DoomLoop,
|
|
// returns current time in tics.
|
|
int I_GetTime (void)
|
|
{
|
|
return clock()/(CLOCKS_PER_SEC/TICRATE);
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// Called by D_DoomLoop,
|
|
// called before processing any tics in a frame
|
|
// (just after displaying a frame).
|
|
// Time consuming syncronous operations
|
|
// are performed here (joystick reading).
|
|
// Can call D_PostEvent.
|
|
//
|
|
void I_StartFrame (void)
|
|
{
|
|
}
|
|
|
|
|
|
//
|
|
// Called by D_DoomLoop,
|
|
// called before processing each tic in a frame.
|
|
// Quick syncronous operations are performed here.
|
|
// Can call D_PostEvent.
|
|
void I_StartTic (void)
|
|
{
|
|
}
|
|
|
|
// Asynchronous interrupt functions should maintain private queues
|
|
// that are read by the synchronous functions
|
|
// to be converted into events.
|
|
|
|
// Either returns a null ticcmd,
|
|
// or calls a loadable driver to build it.
|
|
// This ticcmd will then be modified by the gameloop
|
|
// for normal input.
|
|
|
|
ticcmd_t emptycmd;
|
|
|
|
ticcmd_t* I_BaseTiccmd (void)
|
|
{
|
|
return &emptycmd;
|
|
}
|
|
|
|
|
|
// Called by M_Responder when quit is selected.
|
|
// Clean exit, displays sell blurb.
|
|
void I_Quit (void)
|
|
{
|
|
D_QuitNetGame ();
|
|
I_ShutdownSound();
|
|
I_ShutdownMusic();
|
|
M_SaveDefaults ();
|
|
I_ShutdownGraphics();
|
|
exit(0);
|
|
}
|
|
|
|
|
|
|
|
// Allocates from low memory under dos,
|
|
// just mallocs under unix
|
|
byte* I_AllocLow (int length)
|
|
{
|
|
byte* mem;
|
|
|
|
mem = (byte *)malloc (length);
|
|
memset (mem,0,length);
|
|
return mem;
|
|
}
|
|
|
|
void I_Tactile (int on, int off, int total)
|
|
{
|
|
// UNUSED.
|
|
on = off = total = 0;
|
|
}
|
|
|
|
|
|
void I_Error (char *error, ...)
|
|
{
|
|
va_list argptr;
|
|
|
|
// Message first.
|
|
va_start (argptr,error);
|
|
fprintf (stderr, "Error: ");
|
|
vfprintf (stderr,error,argptr);
|
|
fprintf (stderr, "\n");
|
|
va_end (argptr);
|
|
|
|
fflush( stderr );
|
|
|
|
// Shutdown. Here might be other errors.
|
|
if (demorecording)
|
|
G_CheckDemoStatus();
|
|
|
|
D_QuitNetGame ();
|
|
I_ShutdownGraphics();
|
|
|
|
exit(-1);
|
|
}
|
|
|