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Diffstat (limited to 'src/doom/p_tick.c')
| -rw-r--r-- | src/doom/p_tick.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/src/doom/p_tick.c b/src/doom/p_tick.c new file mode 100644 index 00000000..9429cf20 --- /dev/null +++ b/src/doom/p_tick.c @@ -0,0 +1,159 @@ +// Emacs style mode select -*- C++ -*- +//----------------------------------------------------------------------------- +// +// Copyright(C) 1993-1996 Id Software, Inc. +// Copyright(C) 2005 Simon Howard +// +// This program is free software; you can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation; either version 2 +// of the License, or (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +// 02111-1307, USA. +// +// DESCRIPTION: +// Archiving: SaveGame I/O. +// Thinker, Ticker. +// +//----------------------------------------------------------------------------- + + +#include "z_zone.h" +#include "p_local.h" + +#include "doomstat.h" + + +int leveltime; + +// +// THINKERS +// All thinkers should be allocated by Z_Malloc +// so they can be operated on uniformly. +// The actual structures will vary in size, +// but the first element must be thinker_t. +// + + + +// Both the head and tail of the thinker list. +thinker_t thinkercap; + + +// +// P_InitThinkers +// +void P_InitThinkers (void) +{ + thinkercap.prev = thinkercap.next = &thinkercap; +} + + + + +// +// P_AddThinker +// Adds a new thinker at the end of the list. +// +void P_AddThinker (thinker_t* thinker) +{ + thinkercap.prev->next = thinker; + thinker->next = &thinkercap; + thinker->prev = thinkercap.prev; + thinkercap.prev = thinker; +} + + + +// +// P_RemoveThinker +// Deallocation is lazy -- it will not actually be freed +// until its thinking turn comes up. +// +void P_RemoveThinker (thinker_t* thinker) +{ + // FIXME: NOP. + thinker->function.acv = (actionf_v)(-1); +} + + + +// +// P_AllocateThinker +// Allocates memory and adds a new thinker at the end of the list. +// +void P_AllocateThinker (thinker_t* thinker) +{ +} + + + +// +// P_RunThinkers +// +void P_RunThinkers (void) +{ + thinker_t* currentthinker; + + currentthinker = thinkercap.next; + while (currentthinker != &thinkercap) + { + if ( currentthinker->function.acv == (actionf_v)(-1) ) + { + // time to remove it + currentthinker->next->prev = currentthinker->prev; + currentthinker->prev->next = currentthinker->next; + Z_Free (currentthinker); + } + else + { + if (currentthinker->function.acp1) + currentthinker->function.acp1 (currentthinker); + } + currentthinker = currentthinker->next; + } +} + + + +// +// P_Ticker +// + +void P_Ticker (void) +{ + int i; + + // run the tic + if (paused) + return; + + // pause if in menu and at least one tic has been run + if ( !netgame + && menuactive + && !demoplayback + && players[consoleplayer].viewz != 1) + { + return; + } + + + for (i=0 ; i<MAXPLAYERS ; i++) + if (playeringame[i]) + P_PlayerThink (&players[i]); + + P_RunThinkers (); + P_UpdateSpecials (); + P_RespawnSpecials (); + + // for par times + leveltime++; +} |