106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
// Emacs style mode select -*- C++ -*-
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//-----------------------------------------------------------------------------
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//
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// $Id:$
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//
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// Copyright (C) 1993-1996 by id Software, Inc.
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//
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// This source is available for distribution and/or modification
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// only under the terms of the DOOM Source Code License as
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// published by id Software. All rights reserved.
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//
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// The source is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
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// for more details.
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//
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// DESCRIPTION:
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// System specific interface stuff.
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//
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//-----------------------------------------------------------------------------
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#ifndef __I_SYSTEM__
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#define __I_SYSTEM__
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#include "d_ticcmd.h"
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#include "d_event.h"
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#ifdef __GNUG__
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#pragma interface
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#endif
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/* CGDoom: I_ZoneBase() is extended with a second argument to support multiple
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allocation zones, for more memory */
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// Called by startup code
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// to get the ammount of memory to malloc
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// for the zone management.
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byte* I_ZoneBase (int *size, int zone_no);
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/* Extra CGDoom function supplying screen pointers from custom areas */
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byte *I_ScreenBase(int screen);
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// Called by D_DoomLoop,
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// returns current time in tics.
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int I_GetTime (void);
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// Initializes the timer used by the function above
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void I_Init (void);
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// Resets the timer to avoid calckill
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void I_Restore (void);
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//
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// Called by D_DoomLoop,
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// called before processing any tics in a frame
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// (just after displaying a frame).
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// Time consuming syncronous operations
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// are performed here (joystick reading).
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// Can call D_PostEvent.
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//
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//void I_StartFrame (void);
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//
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// Called by D_DoomLoop,
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// called before processing each tic in a frame.
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// Quick syncronous operations are performed here.
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// Can call D_PostEvent.
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void I_StartTic (void);
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// Asynchronous interrupt functions should maintain private queues
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// that are read by the synchronous functions
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// to be converted into events.
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// Either returns a null ticcmd,
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// or calls a loadable driver to build it.
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// This ticcmd will then be modified by the gameloop
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// for normal input.
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ticcmd_t* I_BaseTiccmd (void);
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// Called by M_Responder when quit is selected.
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// Clean exit, displays sell blurb.
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void I_Quit (void);
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// Allocates from low memory under dos,
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// just mallocs under unix
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byte* I_AllocLow (int length);
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//Helper functions
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void I_ShowDBox(const char* title, const char* msg);
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int toupper_int(int i);
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//boolean access_ok(const char *file);
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//void I_GetMainDir(char* dir);
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void I_Error (const char *error, ...);
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//Set by I_Error()
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extern boolean fuck;
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#endif
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//-----------------------------------------------------------------------------
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//
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// $Log:$
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//
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//-----------------------------------------------------------------------------
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