qzdoom/src/p_tick.cpp

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//-----------------------------------------------------------------------------
//
// Copyright 1993-1996 id Software
// Copyright 1999-2016 Randy Heit
// Copyright 2002-2016 Christoph Oelckers
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//
// 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 3 of the License, or
// (at your option) any later version.
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//
// This program is distributed in the hope that it will be useful,
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// 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, see http://www.gnu.org/licenses/
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//
//-----------------------------------------------------------------------------
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//
// DESCRIPTION:
// Ticker.
//
//-----------------------------------------------------------------------------
#include "p_local.h"
#include "p_effect.h"
#include "c_console.h"
#include "b_bot.h"
#include "doomstat.h"
#include "sbar.h"
#include "r_data/r_interpolate.h"
#include "d_player.h"
#include "r_utility.h"
#include "p_spec.h"
#include "g_levellocals.h"
#include "events.h"
#include "actorinlines.h"
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extern gamestate_t wipegamestate;
//==========================================================================
//
// P_CheckTickerPaused
//
// Returns true if the ticker should be paused. In that case, it also
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// pauses sound effects and possibly music. If the ticker should not be
// paused, then it returns false but does not unpause anything.
//
//==========================================================================
bool P_CheckTickerPaused ()
{
// pause if in menu or console and at least one tic has been run
if ( !netgame
&& gamestate != GS_TITLELEVEL
&& ((menuactive != MENU_Off && menuactive != MENU_OnNoPause) ||
ConsoleState == c_down || ConsoleState == c_falling)
&& !demoplayback
&& !demorecording
&& players[consoleplayer].viewz != NO_VALUE
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&& wipegamestate == gamestate)
{
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// Only the current UI level's settings are relevant for sound.
S_PauseSound (!(currentUILevel->flags2 & LEVEL2_PAUSE_MUSIC_IN_MENUS), false);
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return true;
}
return false;
}
//
// P_Ticker
//
void P_Ticker (void)
{
int i;
for (auto Level : AllLevels())
{
Level->interpolator.UpdateInterpolations();
}
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r_NoInterpolate = true;
if (!demoplayback)
{
// This is a separate slot from the wipe in D_Display(), because this
// is delayed slightly due to latency. (Even on a singleplayer game!)
// GSnd->SetSfxPaused(!!playerswiping, 2);
}
// run the tic
if (paused || P_CheckTickerPaused())
return;
DPSprite::NewTick();
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// [RH] Frozen mode is only changed every 4 tics, to make it work with A_Tracer().
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// This may not be perfect but it is not really relevant for sublevels that tracer homing behavior is preserved.
if ((currentUILevel->maptime & 3) == 0)
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{
if (bglobal.changefreeze)
{
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for (auto Level : AllLevels())
{
Level->frozenstate ^= 2;
}
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bglobal.freeze ^= 1;
bglobal.changefreeze = 0;
}
}
// [BC] Do a quick check to see if anyone has the freeze time power. If they do,
// then don't resume the sound, since one of the effects of that power is to shut
// off the music.
for (i = 0; i < MAXPLAYERS; i++ )
{
if (playeringame[i] && players[i].timefreezer != 0)
break;
}
if ( i == MAXPLAYERS )
S_ResumeSound (false);
P_ResetSightCounters (false);
R_ClearInterpolationPath();
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// Reset all actor interpolations on all levels before the current thinking turn so that indirect actor movement gets properly interpolated.
for (auto Level : AllLevels())
{
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auto it = Level->GetThinkerIterator<AActor>();
AActor *ac;
while ((ac = it.Next()))
{
ac->ClearInterpolation();
}
P_ThinkParticles(Level); // [RH] make the particles think
}
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// Since things will be moving, it's okay to interpolate them in the renderer.
r_NoInterpolate = false;
for (i = 0; i<MAXPLAYERS; i++)
if (playeringame[i])
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P_PlayerThink (&players[i]);
// [ZZ] call the WorldTick hook
E_WorldTick();
StatusBar->CallTick (); // [RH] moved this here
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level.Tick (); // [RH] let the level tick
DThinker::RunThinkers ();
//if added by MC: Freeze mode.
if (!level.isFrozen())
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{
P_UpdateSpecials (&level);
P_RunEffects(&level); // [RH] Run particle effects
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}
// for par times
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level.time++;
level.maptime++;
level.totaltime++;
}