mirror of
https://github.com/id-Software/DOOM-3-BFG.git
synced 2026-03-20 09:00:25 +01:00
Initial commit
This commit is contained in:
Brian Harris
362
doomclassic/doom/p_lights.cpp
Normal file
362
doomclassic/doom/p_lights.cpp
Normal file
@@ -0,0 +1,362 @@
|
||||
/*
|
||||
===========================================================================
|
||||
|
||||
Doom 3 BFG Edition GPL Source Code
|
||||
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
|
||||
|
||||
This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
|
||||
|
||||
Doom 3 BFG Edition Source Code 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.
|
||||
|
||||
Doom 3 BFG Edition Source Code 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 Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
|
||||
|
||||
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
|
||||
|
||||
===========================================================================
|
||||
*/
|
||||
|
||||
#include "Precompiled.h"
|
||||
#include "globaldata.h"
|
||||
|
||||
|
||||
#include "z_zone.h"
|
||||
#include "m_random.h"
|
||||
|
||||
#include "doomdef.h"
|
||||
#include "p_local.h"
|
||||
|
||||
|
||||
// State.
|
||||
#include "r_state.h"
|
||||
|
||||
//
|
||||
// FIRELIGHT FLICKER
|
||||
//
|
||||
|
||||
//
|
||||
// T_FireFlicker
|
||||
//
|
||||
void T_FireFlicker (fireflicker_t* flick)
|
||||
{
|
||||
int amount;
|
||||
|
||||
if (--flick->count)
|
||||
return;
|
||||
|
||||
amount = (P_Random()&3)*16;
|
||||
|
||||
if (flick->sector->lightlevel - amount < flick->minlight)
|
||||
flick->sector->lightlevel = flick->minlight;
|
||||
else
|
||||
flick->sector->lightlevel = flick->maxlight - amount;
|
||||
|
||||
flick->count = 4;
|
||||
}
|
||||
|
||||
|
||||
|
||||
//
|
||||
// P_SpawnFireFlicker
|
||||
//
|
||||
void P_SpawnFireFlicker (sector_t* sector)
|
||||
{
|
||||
fireflicker_t* flick;
|
||||
|
||||
// Note that we are resetting sector attributes.
|
||||
// Nothing special about it during gameplay.
|
||||
sector->special = 0;
|
||||
|
||||
flick = (fireflicker_t*)DoomLib::Z_Malloc( sizeof(*flick), PU_LEVEL, 0);
|
||||
|
||||
P_AddThinker (&flick->thinker);
|
||||
|
||||
flick->thinker.function.acp1 = (actionf_p1) T_FireFlicker;
|
||||
flick->sector = sector;
|
||||
flick->maxlight = sector->lightlevel;
|
||||
flick->minlight = P_FindMinSurroundingLight(sector,sector->lightlevel)+16;
|
||||
flick->count = 4;
|
||||
}
|
||||
|
||||
|
||||
|
||||
//
|
||||
// BROKEN LIGHT FLASHING
|
||||
//
|
||||
|
||||
|
||||
//
|
||||
// T_LightFlash
|
||||
// Do flashing lights.
|
||||
//
|
||||
void T_LightFlash (lightflash_t* flash)
|
||||
{
|
||||
if (--flash->count)
|
||||
return;
|
||||
|
||||
if (flash->sector->lightlevel == flash->maxlight)
|
||||
{
|
||||
flash-> sector->lightlevel = flash->minlight;
|
||||
flash->count = (P_Random()&flash->mintime)+1;
|
||||
}
|
||||
else
|
||||
{
|
||||
flash-> sector->lightlevel = flash->maxlight;
|
||||
flash->count = (P_Random()&flash->maxtime)+1;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
//
|
||||
// P_SpawnLightFlash
|
||||
// After the map has been loaded, scan each sector
|
||||
// for specials that spawn thinkers
|
||||
//
|
||||
void P_SpawnLightFlash (sector_t* sector)
|
||||
{
|
||||
lightflash_t* flash;
|
||||
|
||||
// nothing special about it during gameplay
|
||||
sector->special = 0;
|
||||
|
||||
flash = (lightflash_t*)DoomLib::Z_Malloc( sizeof(*flash), PU_LEVEL, 0);
|
||||
|
||||
P_AddThinker (&flash->thinker);
|
||||
|
||||
flash->thinker.function.acp1 = (actionf_p1) T_LightFlash;
|
||||
flash->sector = sector;
|
||||
flash->maxlight = sector->lightlevel;
|
||||
|
||||
flash->minlight = P_FindMinSurroundingLight(sector,sector->lightlevel);
|
||||
flash->maxtime = 64;
|
||||
flash->mintime = 7;
|
||||
flash->count = (P_Random()&flash->maxtime)+1;
|
||||
}
|
||||
|
||||
|
||||
|
||||
//
|
||||
// STROBE LIGHT FLASHING
|
||||
//
|
||||
|
||||
|
||||
//
|
||||
// T_StrobeFlash
|
||||
//
|
||||
void T_StrobeFlash (strobe_t* flash)
|
||||
{
|
||||
if (--flash->count)
|
||||
return;
|
||||
|
||||
if (flash->sector->lightlevel == flash->minlight)
|
||||
{
|
||||
flash-> sector->lightlevel = flash->maxlight;
|
||||
flash->count = flash->brighttime;
|
||||
}
|
||||
else
|
||||
{
|
||||
flash-> sector->lightlevel = flash->minlight;
|
||||
flash->count =flash->darktime;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
//
|
||||
// P_SpawnStrobeFlash
|
||||
// After the map has been loaded, scan each sector
|
||||
// for specials that spawn thinkers
|
||||
//
|
||||
void
|
||||
P_SpawnStrobeFlash
|
||||
( sector_t* sector,
|
||||
int fastOrSlow,
|
||||
int inSync )
|
||||
{
|
||||
strobe_t* flash;
|
||||
|
||||
flash = (strobe_t*)DoomLib::Z_Malloc( sizeof(*flash), PU_LEVEL, 0);
|
||||
|
||||
P_AddThinker (&flash->thinker);
|
||||
|
||||
flash->sector = sector;
|
||||
flash->darktime = fastOrSlow;
|
||||
flash->brighttime = STROBEBRIGHT;
|
||||
flash->thinker.function.acp1 = (actionf_p1) T_StrobeFlash;
|
||||
flash->maxlight = sector->lightlevel;
|
||||
flash->minlight = P_FindMinSurroundingLight(sector, sector->lightlevel);
|
||||
|
||||
if (flash->minlight == flash->maxlight)
|
||||
flash->minlight = 0;
|
||||
|
||||
// nothing special about it during gameplay
|
||||
sector->special = 0;
|
||||
|
||||
if (!inSync)
|
||||
flash->count = (P_Random()&7)+1;
|
||||
else
|
||||
flash->count = 1;
|
||||
}
|
||||
|
||||
|
||||
//
|
||||
// Start strobing lights (usually from a trigger)
|
||||
//
|
||||
void EV_StartLightStrobing(line_t* line)
|
||||
{
|
||||
int secnum;
|
||||
sector_t* sec;
|
||||
|
||||
secnum = -1;
|
||||
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
|
||||
{
|
||||
sec = &::g->sectors[secnum];
|
||||
if (sec->specialdata)
|
||||
continue;
|
||||
|
||||
P_SpawnStrobeFlash (sec,SLOWDARK, 0);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
//
|
||||
// TURN LINE'S TAG LIGHTS OFF
|
||||
//
|
||||
void EV_TurnTagLightsOff(line_t* line)
|
||||
{
|
||||
int i;
|
||||
int j;
|
||||
int min;
|
||||
sector_t* sector;
|
||||
sector_t* tsec;
|
||||
line_t* templine;
|
||||
|
||||
sector = ::g->sectors;
|
||||
|
||||
for (j = 0;j < ::g->numsectors; j++, sector++)
|
||||
{
|
||||
if (sector->tag == line->tag)
|
||||
{
|
||||
min = sector->lightlevel;
|
||||
for (i = 0;i < sector->linecount; i++)
|
||||
{
|
||||
templine = sector->lines[i];
|
||||
tsec = getNextSector(templine,sector);
|
||||
if (!tsec)
|
||||
continue;
|
||||
if (tsec->lightlevel < min)
|
||||
min = tsec->lightlevel;
|
||||
}
|
||||
sector->lightlevel = min;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//
|
||||
// TURN LINE'S TAG LIGHTS ON
|
||||
//
|
||||
void
|
||||
EV_LightTurnOn
|
||||
( line_t* line,
|
||||
int bright )
|
||||
{
|
||||
int i;
|
||||
int j;
|
||||
sector_t* sector;
|
||||
sector_t* temp;
|
||||
line_t* templine;
|
||||
|
||||
sector = ::g->sectors;
|
||||
|
||||
for (i = 0; i < ::g->numsectors; i++, sector++)
|
||||
{
|
||||
if (sector->tag == line->tag)
|
||||
{
|
||||
// bright = 0 means to search
|
||||
// for highest light level
|
||||
// surrounding sector
|
||||
if (!bright)
|
||||
{
|
||||
for (j = 0;j < sector->linecount; j++)
|
||||
{
|
||||
templine = sector->lines[j];
|
||||
temp = getNextSector(templine,sector);
|
||||
|
||||
if (!temp)
|
||||
continue;
|
||||
|
||||
if (temp->lightlevel > bright)
|
||||
bright = temp->lightlevel;
|
||||
}
|
||||
}
|
||||
sector-> lightlevel = bright;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//
|
||||
// Spawn glowing light
|
||||
//
|
||||
|
||||
void T_Glow(glow_t* g)
|
||||
{
|
||||
switch(g->direction)
|
||||
{
|
||||
case -1:
|
||||
// DOWN
|
||||
g->sector->lightlevel -= GLOWSPEED;
|
||||
if (g->sector->lightlevel <= g->minlight)
|
||||
{
|
||||
g->sector->lightlevel += GLOWSPEED;
|
||||
g->direction = 1;
|
||||
}
|
||||
break;
|
||||
|
||||
case 1:
|
||||
// UP
|
||||
g->sector->lightlevel += GLOWSPEED;
|
||||
if (g->sector->lightlevel >= g->maxlight)
|
||||
{
|
||||
g->sector->lightlevel -= GLOWSPEED;
|
||||
g->direction = -1;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void P_SpawnGlowingLight(sector_t* sector)
|
||||
{
|
||||
glow_t* g;
|
||||
|
||||
g = (glow_t*)DoomLib::Z_Malloc( sizeof(*g), PU_LEVEL, 0);
|
||||
|
||||
P_AddThinker(&g->thinker);
|
||||
|
||||
g->sector = sector;
|
||||
g->minlight = P_FindMinSurroundingLight(sector,sector->lightlevel);
|
||||
g->maxlight = sector->lightlevel;
|
||||
g->thinker.function.acp1 = (actionf_p1) T_Glow;
|
||||
g->direction = -1;
|
||||
|
||||
sector->special = 0;
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user