ref: fa22df1349a83102763a98470742db57b45ddc63
dir: /src/hexen/g_game.c/
//
// Copyright(C) 1993-1996 Id Software, Inc.
// Copyright(C) 1993-2008 Raven Software
// Copyright(C) 2005-2014 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.
//
#include <string.h>
#include "m_random.h"
#include "h2def.h"
#include "s_sound.h"
#include "doomkeys.h"
#include "i_input.h"
#include "i_video.h"
#include "i_system.h"
#include "i_timer.h"
#include "m_argv.h"
#include "m_controls.h"
#include "m_misc.h"
#include "p_local.h"
#include "v_video.h"
#define AM_STARTKEY 9
// External functions
extern void R_InitSky(int map);
extern void P_PlayerNextArtifact(player_t * player);
// Functions
boolean G_CheckDemoStatus(void);
void G_ReadDemoTiccmd(ticcmd_t * cmd);
void G_WriteDemoTiccmd(ticcmd_t * cmd);
void G_DoReborn(int playernum);
void G_DoLoadLevel(void);
void G_DoInitNew(void);
void G_DoNewGame(void);
void G_DoPlayDemo(void);
void G_DoTeleportNewMap(void);
void G_DoCompleted(void);
void G_DoVictory(void);
void G_DoWorldDone(void);
void G_DoSaveGame(void);
void G_DoSingleReborn(void);
void H2_PageTicker(void);
void H2_AdvanceDemo(void);
extern boolean mn_SuicideConsole;
gameaction_t gameaction;
gamestate_t gamestate;
skill_t gameskill;
//boolean respawnmonsters;
int gameepisode;
int gamemap;
int prevmap;
boolean paused;
boolean sendpause; // send a pause event next tic
boolean sendsave; // send a save event next tic
boolean usergame; // ok to save / end game
boolean timingdemo; // if true, exit with report on completion
int starttime; // for comparative timing purposes
boolean viewactive;
boolean deathmatch; // only if started as net death
boolean netgame; // only true if packets are broadcast
boolean playeringame[MAXPLAYERS];
player_t players[MAXPLAYERS];
pclass_t PlayerClass[MAXPLAYERS];
// Position indicator for cooperative net-play reborn
int RebornPosition;
int consoleplayer; // player taking events and displaying
int displayplayer; // view being displayed
int levelstarttic; // gametic at level start
char demoname[32];
boolean demorecording;
boolean longtics; // specify high resolution turning in demos
boolean lowres_turn;
boolean shortticfix; // calculate lowres turning like doom
boolean demoplayback;
boolean demoextend;
byte *demobuffer, *demo_p, *demoend;
boolean singledemo; // quit after playing a demo from cmdline
boolean precache = true; // if true, load all graphics at start
// TODO: Hexen uses 16-bit shorts for consistancy?
byte consistancy[MAXPLAYERS][BACKUPTICS];
int mouseSensitivity = 5;
int LeaveMap;
static int LeavePosition;
//#define MAXPLMOVE 0x32 // Old Heretic Max move
fixed_t MaxPlayerMove[NUMCLASSES] = { 0x3C, 0x32, 0x2D, 0x31 };
fixed_t forwardmove[NUMCLASSES][2] = {
{0x1D, 0x3C},
{0x19, 0x32},
{0x16, 0x2E},
{0x18, 0x31}
};
fixed_t sidemove[NUMCLASSES][2] = {
{0x1B, 0x3B},
{0x18, 0x28},
{0x15, 0x25},
{0x17, 0x27}
};
fixed_t angleturn[3] = { 640, 1280, 320 }; // + slow turn
static int *weapon_keys[] =
{
&key_weapon1,
&key_weapon2,
&key_weapon3,
&key_weapon4,
};
static int next_weapon = 0;
#define SLOWTURNTICS 6
#define NUMKEYS 256
boolean gamekeydown[NUMKEYS];
int turnheld; // for accelerative turning
int lookheld;
boolean mousearray[MAX_MOUSE_BUTTONS + 1];
boolean *mousebuttons = &mousearray[1];
// allow [-1]
int mousex, mousey; // mouse values are used once
int dclicktime, dclickstate, dclicks;
int dclicktime2, dclickstate2, dclicks2;
#define MAX_JOY_BUTTONS 20
int joyxmove, joyymove; // joystick values are repeated
int joystrafemove;
int joylook;
boolean joyarray[MAX_JOY_BUTTONS + 1];
boolean *joybuttons = &joyarray[1]; // allow [-1]
int savegameslot;
char savedescription[32];
int vanilla_demo_limit = 1;
int inventoryTics;
// haleyjd: removed externdriver crap
static skill_t TempSkill;
static int TempEpisode;
static int TempMap;
boolean testcontrols = false;
int testcontrols_mousespeed;
//=============================================================================
/*
====================
=
= G_BuildTiccmd
=
= Builds a ticcmd from all of the available inputs or reads it from the
= demo buffer.
= If recording a demo, write it out
====================
*/
extern boolean inventory;
boolean usearti = true;
void G_BuildTiccmd(ticcmd_t *cmd, int maketic)
{
int i;
boolean strafe, bstrafe;
int speed, tspeed, lspeed;
int forward, side;
int look, arti;
int flyheight;
int pClass;
extern boolean artiskip;
// haleyjd: removed externdriver crap
pClass = players[consoleplayer].class;
memset(cmd, 0, sizeof(*cmd));
// cmd->consistancy =
// consistancy[consoleplayer][(maketic*ticdup)%BACKUPTICS];
cmd->consistancy = consistancy[consoleplayer][maketic % BACKUPTICS];
//printf ("cons: %i\n",cmd->consistancy);
strafe = gamekeydown[key_strafe]
|| mousebuttons[mousebstrafe]
|| joybuttons[joybstrafe];
// Allow joybspeed hack.
speed = key_speed >= NUMKEYS
|| joybspeed >= MAX_JOY_BUTTONS
|| gamekeydown[key_speed]
|| joybuttons[joybspeed];
// haleyjd: removed externdriver crap
forward = side = look = arti = flyheight = 0;
//
// use two stage accelerative turning on the keyboard and joystick
//
if (joyxmove < 0 || joyxmove > 0
|| gamekeydown[key_right] || gamekeydown[key_left])
turnheld += ticdup;
else
turnheld = 0;
if (turnheld < SLOWTURNTICS)
tspeed = 2; // slow turn
else
tspeed = speed;
if (gamekeydown[key_lookdown] || gamekeydown[key_lookup])
{
lookheld += ticdup;
}
else
{
lookheld = 0;
}
if (lookheld < SLOWTURNTICS)
{
lspeed = 1; // 3;
}
else
{
lspeed = 2; // 5;
}
//
// let movement keys cancel each other out
//
if (strafe)
{
if (gamekeydown[key_right])
{
side += sidemove[pClass][speed];
}
if (gamekeydown[key_left])
{
side -= sidemove[pClass][speed];
}
if (joyxmove > 0)
{
side += sidemove[pClass][speed];
}
if (joyxmove < 0)
{
side -= sidemove[pClass][speed];
}
}
else
{
if (gamekeydown[key_right])
cmd->angleturn -= angleturn[tspeed];
if (gamekeydown[key_left])
cmd->angleturn += angleturn[tspeed];
if (joyxmove > 0)
cmd->angleturn -= angleturn[tspeed];
if (joyxmove < 0)
cmd->angleturn += angleturn[tspeed];
}
if (gamekeydown[key_up])
{
forward += forwardmove[pClass][speed];
}
if (gamekeydown[key_down])
{
forward -= forwardmove[pClass][speed];
}
if (joyymove < 0)
{
forward += forwardmove[pClass][speed];
}
if (joyymove > 0)
{
forward -= forwardmove[pClass][speed];
}
if (gamekeydown[key_straferight] || mousebuttons[mousebstraferight]
|| joystrafemove > 0 || joybuttons[joybstraferight])
{
side += sidemove[pClass][speed];
}
if (gamekeydown[key_strafeleft] || mousebuttons[mousebstrafeleft]
|| joystrafemove < 0 || joybuttons[joybstrafeleft])
{
side -= sidemove[pClass][speed];
}
// Look up/down/center keys
if (gamekeydown[key_lookup] || joylook < 0)
{
look = lspeed;
}
if (gamekeydown[key_lookdown] || joylook > 0)
{
look = -lspeed;
}
// haleyjd: removed externdriver crap
if (gamekeydown[key_lookcenter])
{
look = TOCENTER;
}
// haleyjd: removed externdriver crap
// Fly up/down/drop keys
if (gamekeydown[key_flyup])
{
flyheight = 5; // note that the actual flyheight will be twice this
}
if (gamekeydown[key_flydown])
{
flyheight = -5;
}
if (gamekeydown[key_flycenter])
{
flyheight = TOCENTER;
// haleyjd: removed externdriver crap
look = TOCENTER;
}
// Use artifact key
if (gamekeydown[key_useartifact])
{
if (gamekeydown[key_speed] && artiskip)
{
if (players[consoleplayer].inventory[inv_ptr].type != arti_none)
{ // Skip an artifact
gamekeydown[key_useartifact] = false;
P_PlayerNextArtifact(&players[consoleplayer]);
}
}
else
{
if (inventory)
{
players[consoleplayer].readyArtifact =
players[consoleplayer].inventory[inv_ptr].type;
inventory = false;
cmd->arti = 0;
usearti = false;
}
else if (usearti)
{
cmd->arti |=
players[consoleplayer].inventory[inv_ptr].
type & AFLAG_MASK;
usearti = false;
}
}
}
if (gamekeydown[key_jump] || mousebuttons[mousebjump]
|| joybuttons[joybjump])
{
cmd->arti |= AFLAG_JUMP;
}
if (mn_SuicideConsole)
{
cmd->arti |= AFLAG_SUICIDE;
mn_SuicideConsole = false;
}
// Artifact hot keys
if (gamekeydown[key_arti_all] && !cmd->arti)
{
gamekeydown[key_arti_all] = false; // Use one of each artifact
cmd->arti = NUMARTIFACTS;
}
else if (gamekeydown[key_arti_health] && !cmd->arti
&& (players[consoleplayer].mo->health < MAXHEALTH))
{
gamekeydown[key_arti_health] = false;
cmd->arti = arti_health;
}
else if (gamekeydown[key_arti_poisonbag] && !cmd->arti)
{
gamekeydown[key_arti_poisonbag] = false;
cmd->arti = arti_poisonbag;
}
else if (gamekeydown[key_arti_blastradius] && !cmd->arti)
{
gamekeydown[key_arti_blastradius] = false;
cmd->arti = arti_blastradius;
}
else if (gamekeydown[key_arti_teleport] && !cmd->arti)
{
gamekeydown[key_arti_teleport] = false;
cmd->arti = arti_teleport;
}
else if (gamekeydown[key_arti_teleportother] && !cmd->arti)
{
gamekeydown[key_arti_teleportother] = false;
cmd->arti = arti_teleportother;
}
else if (gamekeydown[key_arti_egg] && !cmd->arti)
{
gamekeydown[key_arti_egg] = false;
cmd->arti = arti_egg;
}
else if (gamekeydown[key_arti_invulnerability] && !cmd->arti
&& !players[consoleplayer].powers[pw_invulnerability])
{
gamekeydown[key_arti_invulnerability] = false;
cmd->arti = arti_invulnerability;
}
//
// buttons
//
cmd->chatchar = CT_dequeueChatChar();
if (gamekeydown[key_fire] || mousebuttons[mousebfire]
|| joybuttons[joybfire])
cmd->buttons |= BT_ATTACK;
if (gamekeydown[key_use] || joybuttons[joybuse] || mousebuttons[mousebuse])
{
cmd->buttons |= BT_USE;
dclicks = 0; // clear double clicks if hit use button
}
// Weapon cycling. Switch to previous or next weapon.
// (Disabled when player is a pig).
if (gamestate == GS_LEVEL
&& players[consoleplayer].morphTics == 0 && next_weapon != 0)
{
int start_i;
if (players[consoleplayer].pendingweapon == WP_NOCHANGE)
{
i = players[consoleplayer].readyweapon;
}
else
{
i = players[consoleplayer].pendingweapon;
}
// Don't loop forever.
start_i = i;
do {
i = (i + next_weapon + NUMWEAPONS) % NUMWEAPONS;
} while (i != start_i && !players[consoleplayer].weaponowned[i]);
cmd->buttons |= BT_CHANGE;
cmd->buttons |= i << BT_WEAPONSHIFT;
}
else
{
for (i=0; i<arrlen(weapon_keys); ++i)
{
int key = *weapon_keys[i];
if (gamekeydown[key])
{
cmd->buttons |= BT_CHANGE;
cmd->buttons |= i<<BT_WEAPONSHIFT;
break;
}
}
}
next_weapon = 0;
//
// mouse
//
if (mousebuttons[mousebforward])
{
forward += forwardmove[pClass][speed];
}
if (mousebuttons[mousebbackward])
{
forward -= forwardmove[pClass][speed];
}
// Double click to use can be disabled
if (dclick_use)
{
//
// forward double click
//
if (mousebuttons[mousebforward] != dclickstate && dclicktime > 1)
{
dclickstate = mousebuttons[mousebforward];
if (dclickstate)
dclicks++;
if (dclicks == 2)
{
cmd->buttons |= BT_USE;
dclicks = 0;
}
else
dclicktime = 0;
}
else
{
dclicktime += ticdup;
if (dclicktime > 20)
{
dclicks = 0;
dclickstate = 0;
}
}
//
// strafe double click
//
bstrafe = mousebuttons[mousebstrafe] || joybuttons[joybstrafe];
if (bstrafe != dclickstate2 && dclicktime2 > 1)
{
dclickstate2 = bstrafe;
if (dclickstate2)
dclicks2++;
if (dclicks2 == 2)
{
cmd->buttons |= BT_USE;
dclicks2 = 0;
}
else
dclicktime2 = 0;
}
else
{
dclicktime2 += ticdup;
if (dclicktime2 > 20)
{
dclicks2 = 0;
dclickstate2 = 0;
}
}
}
if (strafe)
{
side += mousex * 2;
}
else
{
cmd->angleturn -= mousex * 0x8;
}
if (mousex == 0)
{
testcontrols_mousespeed = 0;
}
forward += mousey;
mousex = mousey = 0;
if (forward > MaxPlayerMove[pClass])
{
forward = MaxPlayerMove[pClass];
}
else if (forward < -MaxPlayerMove[pClass])
{
forward = -MaxPlayerMove[pClass];
}
if (side > MaxPlayerMove[pClass])
{
side = MaxPlayerMove[pClass];
}
else if (side < -MaxPlayerMove[pClass])
{
side = -MaxPlayerMove[pClass];
}
if (players[consoleplayer].powers[pw_speed]
&& !players[consoleplayer].morphTics)
{ // Adjust for a player with a speed artifact
forward = (3 * forward) >> 1;
side = (3 * side) >> 1;
}
cmd->forwardmove += forward;
cmd->sidemove += side;
if (players[consoleplayer].playerstate == PST_LIVE)
{
if (look < 0)
{
look += 16;
}
cmd->lookfly = look;
}
if (flyheight < 0)
{
flyheight += 16;
}
cmd->lookfly |= flyheight << 4;
//
// special buttons
//
if (sendpause)
{
sendpause = false;
cmd->buttons = BT_SPECIAL | BTS_PAUSE;
}
if (sendsave)
{
sendsave = false;
cmd->buttons =
BT_SPECIAL | BTS_SAVEGAME | (savegameslot << BTS_SAVESHIFT);
}
if (lowres_turn)
{
if (shortticfix)
{
static signed short carry = 0;
signed short desired_angleturn;
desired_angleturn = cmd->angleturn + carry;
// round angleturn to the nearest 256 unit boundary
// for recording demos with single byte values for turn
cmd->angleturn = (desired_angleturn + 128) & 0xff00;
// Carry forward the error from the reduced resolution to the
// next tic, so that successive small movements can accumulate.
carry = desired_angleturn - cmd->angleturn;
}
else
{
// truncate angleturn to the nearest 256 boundary
// for recording demos with single byte values for turn
cmd->angleturn &= 0xff00;
}
}
}
/*
==============
=
= G_DoLoadLevel
=
==============
*/
void G_DoLoadLevel(void)
{
int i;
levelstarttic = gametic; // for time calculation
gamestate = GS_LEVEL;
for (i = 0; i < maxplayers; i++)
{
if (playeringame[i] && players[i].playerstate == PST_DEAD)
players[i].playerstate = PST_REBORN;
memset(players[i].frags, 0, sizeof(players[i].frags));
}
SN_StopAllSequences();
P_SetupLevel(gameepisode, gamemap, 0, gameskill);
displayplayer = consoleplayer; // view the guy you are playing
gameaction = ga_nothing;
Z_CheckHeap();
//
// clear cmd building stuff
//
memset(gamekeydown, 0, sizeof(gamekeydown));
joyxmove = joyymove = joystrafemove = joylook = 0;
mousex = mousey = 0;
sendpause = sendsave = paused = false;
memset(mousearray, 0, sizeof(mousearray));
memset(joyarray, 0, sizeof(joyarray));
if (testcontrols)
{
P_SetMessage(&players[consoleplayer], "PRESS ESCAPE TO QUIT.", false);
}
}
static void SetJoyButtons(unsigned int buttons_mask)
{
int i;
for (i=0; i<MAX_JOY_BUTTONS; ++i)
{
int button_on = (buttons_mask & (1 << i)) != 0;
// Detect button press:
if (!joybuttons[i] && button_on)
{
// Weapon cycling:
if (i == joybprevweapon)
{
next_weapon = -1;
}
else if (i == joybnextweapon)
{
next_weapon = 1;
}
}
joybuttons[i] = button_on;
}
}
static void SetMouseButtons(unsigned int buttons_mask)
{
int i;
for (i=0; i<MAX_MOUSE_BUTTONS; ++i)
{
unsigned int button_on = (buttons_mask & (1 << i)) != 0;
// Detect button press:
if (!mousebuttons[i] && button_on)
{
if (i == mousebprevweapon)
{
next_weapon = -1;
}
else if (i == mousebnextweapon)
{
next_weapon = 1;
}
}
mousebuttons[i] = button_on;
}
}
/*
===============================================================================
=
= G_Responder
=
= get info needed to make ticcmd_ts for the players
=
===============================================================================
*/
boolean G_Responder(event_t * ev)
{
player_t *plr;
extern boolean MenuActive;
plr = &players[consoleplayer];
if (ev->type == ev_keyup && ev->data1 == key_useartifact)
{ // flag to denote that it's okay to use an artifact
if (!inventory)
{
plr->readyArtifact = plr->inventory[inv_ptr].type;
}
usearti = true;
}
// Check for spy mode player cycle
if (gamestate == GS_LEVEL && ev->type == ev_keydown
&& ev->data1 == key_spy && !deathmatch)
{ // Cycle the display player
do
{
displayplayer++;
if (displayplayer == maxplayers)
{
displayplayer = 0;
}
}
while (!playeringame[displayplayer]
&& displayplayer != consoleplayer);
return (true);
}
if (CT_Responder(ev))
{ // Chat ate the event
return (true);
}
if (gamestate == GS_LEVEL)
{
if (SB_Responder(ev))
{ // Status bar ate the event
return (true);
}
if (AM_Responder(ev))
{ // Automap ate the event
return (true);
}
}
if (ev->type == ev_mouse)
{
testcontrols_mousespeed = abs(ev->data2);
}
if (ev->type == ev_keydown && ev->data1 == key_prevweapon)
{
next_weapon = -1;
}
else if (ev->type == ev_keydown && ev->data1 == key_nextweapon)
{
next_weapon = 1;
}
switch (ev->type)
{
case ev_keydown:
if (ev->data1 == key_invleft)
{
inventoryTics = 5 * 35;
if (!inventory)
{
inventory = true;
break;
}
inv_ptr--;
if (inv_ptr < 0)
{
inv_ptr = 0;
}
else
{
curpos--;
if (curpos < 0)
{
curpos = 0;
}
}
return (true);
}
if (ev->data1 == key_invright)
{
inventoryTics = 5 * 35;
if (!inventory)
{
inventory = true;
break;
}
inv_ptr++;
if (inv_ptr >= plr->inventorySlotNum)
{
inv_ptr--;
if (inv_ptr < 0)
inv_ptr = 0;
}
else
{
curpos++;
if (curpos > 6)
{
curpos = 6;
}
}
return (true);
}
if (ev->data1 == key_pause && !MenuActive)
{
sendpause = true;
return (true);
}
if (ev->data1 < NUMKEYS)
{
gamekeydown[ev->data1] = true;
}
return (true); // eat key down events
case ev_keyup:
if (ev->data1 < NUMKEYS)
{
gamekeydown[ev->data1] = false;
}
return (false); // always let key up events filter down
case ev_mouse:
SetMouseButtons(ev->data1);
mousex = ev->data2 * (mouseSensitivity + 5) / 10;
mousey = ev->data3 * (mouseSensitivity + 5) / 10;
return (true); // eat events
case ev_joystick:
SetJoyButtons(ev->data1);
joyxmove = ev->data2;
joyymove = ev->data3;
joystrafemove = ev->data4;
joylook = ev->data5;
return (true); // eat events
default:
break;
}
return (false);
}
//==========================================================================
//
// G_Ticker
//
//==========================================================================
void G_Ticker(void)
{
int i, buf;
ticcmd_t *cmd = NULL;
//
// do player reborns if needed
//
for (i = 0; i < maxplayers; i++)
if (playeringame[i] && players[i].playerstate == PST_REBORN)
G_DoReborn(i);
//
// do things to change the game state
//
while (gameaction != ga_nothing)
{
switch (gameaction)
{
case ga_loadlevel:
G_DoLoadLevel();
break;
case ga_initnew:
G_DoInitNew();
break;
case ga_newgame:
G_DoNewGame();
break;
case ga_loadgame:
Draw_LoadIcon();
G_DoLoadGame();
break;
case ga_savegame:
Draw_SaveIcon();
G_DoSaveGame();
break;
case ga_singlereborn:
G_DoSingleReborn();
break;
case ga_playdemo:
G_DoPlayDemo();
break;
case ga_screenshot:
V_ScreenShot("HEXEN%02i.%s");
P_SetMessage(&players[consoleplayer], "SCREEN SHOT", false);
gameaction = ga_nothing;
break;
case ga_leavemap:
Draw_TeleportIcon();
G_DoTeleportNewMap();
break;
case ga_completed:
G_DoCompleted();
break;
case ga_worlddone:
G_DoWorldDone();
break;
case ga_victory:
F_StartFinale();
break;
default:
break;
}
}
//
// get commands, check consistancy, and build new consistancy check
//
//buf = gametic%BACKUPTICS;
buf = (gametic / ticdup) % BACKUPTICS;
for (i = 0; i < maxplayers; i++)
if (playeringame[i])
{
cmd = &players[i].cmd;
memcpy(cmd, &netcmds[i], sizeof(ticcmd_t));
if (demoplayback)
G_ReadDemoTiccmd(cmd);
if (demorecording)
G_WriteDemoTiccmd(cmd);
if (netgame && !(gametic % ticdup))
{
if (gametic > BACKUPTICS
&& consistancy[i][buf] != cmd->consistancy)
{
I_Error("consistency failure (%i should be %i)",
cmd->consistancy, consistancy[i][buf]);
}
if (players[i].mo)
consistancy[i][buf] = players[i].mo->x;
else
consistancy[i][buf] = rndindex;
}
}
//
// check for special buttons
//
for (i = 0; i < maxplayers; i++)
if (playeringame[i])
{
if (players[i].cmd.buttons & BT_SPECIAL)
{
switch (players[i].cmd.buttons & BT_SPECIALMASK)
{
case BTS_PAUSE:
paused ^= 1;
if (paused)
{
S_PauseSound();
}
else
{
S_ResumeSound();
}
break;
case BTS_SAVEGAME:
if (!savedescription[0])
{
if (netgame)
{
M_StringCopy(savedescription, "NET GAME",
sizeof(savedescription));
}
else
{
M_StringCopy(savedescription, "SAVE GAME",
sizeof(savedescription));
}
}
savegameslot =
(players[i].cmd.
buttons & BTS_SAVEMASK) >> BTS_SAVESHIFT;
gameaction = ga_savegame;
break;
}
}
}
// turn inventory off after a certain amount of time
if (inventory && !(--inventoryTics))
{
players[consoleplayer].readyArtifact =
players[consoleplayer].inventory[inv_ptr].type;
inventory = false;
cmd->arti = 0;
}
//
// do main actions
//
//
// do main actions
//
switch (gamestate)
{
case GS_LEVEL:
P_Ticker();
SB_Ticker();
AM_Ticker();
CT_Ticker();
break;
case GS_INTERMISSION:
IN_Ticker();
break;
case GS_FINALE:
F_Ticker();
break;
case GS_DEMOSCREEN:
H2_PageTicker();
break;
}
}
/*
==============================================================================
PLAYER STRUCTURE FUNCTIONS
also see P_SpawnPlayer in P_Things
==============================================================================
*/
//==========================================================================
//
// G_PlayerExitMap
//
// Called when the player leaves a map.
//
//==========================================================================
void G_PlayerExitMap(int playerNumber)
{
int i;
player_t *player;
int flightPower;
player = &players[playerNumber];
// if(deathmatch)
// {
// // Strip all but one of each type of artifact
// for(i = 0; i < player->inventorySlotNum; i++)
// {
// player->inventory[i].count = 1;
// }
// player->artifactCount = player->inventorySlotNum;
// }
// else
// Strip all current powers (retain flight)
flightPower = player->powers[pw_flight];
memset(player->powers, 0, sizeof(player->powers));
player->powers[pw_flight] = flightPower;
if (deathmatch)
{
player->powers[pw_flight] = 0;
}
else
{
if (P_GetMapCluster(gamemap) != P_GetMapCluster(LeaveMap))
{ // Entering new cluster
// Strip all keys
player->keys = 0;
// Strip flight artifact
for (i = 0; i < 25; i++)
{
player->powers[pw_flight] = 0;
P_PlayerUseArtifact(player, arti_fly);
}
player->powers[pw_flight] = 0;
}
}
if (player->morphTics)
{
player->readyweapon = player->mo->special1.i; // Restore weapon
player->morphTics = 0;
}
player->messageTics = 0;
player->lookdir = 0;
player->mo->flags &= ~MF_SHADOW; // Remove invisibility
player->extralight = 0; // Remove weapon flashes
player->fixedcolormap = 0; // Remove torch
player->damagecount = 0; // No palette changes
player->bonuscount = 0;
player->poisoncount = 0;
if (player == &players[consoleplayer])
{
SB_state = -1; // refresh the status bar
viewangleoffset = 0;
}
}
//==========================================================================
//
// G_PlayerReborn
//
// Called after a player dies. Almost everything is cleared and
// initialized.
//
//==========================================================================
void G_PlayerReborn(int player)
{
player_t *p;
int frags[MAXPLAYERS];
int killcount, itemcount, secretcount;
unsigned int worldTimer;
memcpy(frags, players[player].frags, sizeof(frags));
killcount = players[player].killcount;
itemcount = players[player].itemcount;
secretcount = players[player].secretcount;
worldTimer = players[player].worldTimer;
p = &players[player];
memset(p, 0, sizeof(*p));
memcpy(players[player].frags, frags, sizeof(players[player].frags));
players[player].killcount = killcount;
players[player].itemcount = itemcount;
players[player].secretcount = secretcount;
players[player].worldTimer = worldTimer;
players[player].class = PlayerClass[player];
p->usedown = p->attackdown = true; // don't do anything immediately
p->playerstate = PST_LIVE;
p->health = MAXHEALTH;
p->readyweapon = p->pendingweapon = WP_FIRST;
p->weaponowned[WP_FIRST] = true;
p->messageTics = 0;
p->lookdir = 0;
localQuakeHappening[player] = false;
if (p == &players[consoleplayer])
{
SB_state = -1; // refresh the status bar
inv_ptr = 0; // reset the inventory pointer
curpos = 0;
viewangleoffset = 0;
}
}
/*
====================
=
= G_CheckSpot
=
= Returns false if the player cannot be respawned at the given mapthing_t spot
= because something is occupying it
====================
*/
void P_SpawnPlayer(mapthing_t * mthing);
boolean G_CheckSpot(int playernum, mapthing_t * mthing)
{
fixed_t x, y;
subsector_t *ss;
unsigned an;
mobj_t *mo;
x = mthing->x << FRACBITS;
y = mthing->y << FRACBITS;
players[playernum].mo->flags2 &= ~MF2_PASSMOBJ;
if (!P_CheckPosition(players[playernum].mo, x, y))
{
players[playernum].mo->flags2 |= MF2_PASSMOBJ;
return false;
}
players[playernum].mo->flags2 |= MF2_PASSMOBJ;
// spawn a teleport fog
ss = R_PointInSubsector(x, y);
an = ((unsigned) ANG45 * (mthing->angle / 45)) >> ANGLETOFINESHIFT;
mo = P_SpawnMobj(x + 20 * finecosine[an], y + 20 * finesine[an],
ss->sector->floorheight + TELEFOGHEIGHT, MT_TFOG);
if (players[consoleplayer].viewz != 1)
S_StartSound(mo, SFX_TELEPORT); // don't start sound on first frame
return true;
}
/*
====================
=
= G_DeathMatchSpawnPlayer
=
= Spawns a player at one of the random death match spots
= called at level load and each death
====================
*/
void G_DeathMatchSpawnPlayer(int playernum)
{
int i, j;
int selections;
selections = deathmatch_p - deathmatchstarts;
// This check has been moved to p_setup.c:P_LoadThings()
//if (selections < 8)
// I_Error ("Only %i deathmatch spots, 8 required", selections);
for (j = 0; j < 20; j++)
{
i = P_Random() % selections;
if (G_CheckSpot(playernum, &deathmatchstarts[i]))
{
deathmatchstarts[i].type = playernum + 1;
P_SpawnPlayer(&deathmatchstarts[i]);
return;
}
}
// no good spot, so the player will probably get stuck
P_SpawnPlayer(&playerstarts[0][playernum]);
}
//==========================================================================
//
// G_DoReborn
//
//==========================================================================
void G_DoReborn(int playernum)
{
int i;
boolean oldWeaponowned[NUMWEAPONS];
int oldKeys;
int oldPieces;
boolean foundSpot;
int bestWeapon;
// quit demo unless -demoextend
if (!demoextend && G_CheckDemoStatus())
{
return;
}
if (!netgame)
{
if (SV_RebornSlotAvailable())
{ // Use the reborn code if the slot is available
gameaction = ga_singlereborn;
}
else
{ // Start a new game if there's no reborn info
gameaction = ga_newgame;
}
}
else
{ // Net-game
players[playernum].mo->player = NULL; // Dissassociate the corpse
if (deathmatch)
{ // Spawn at random spot if in death match
G_DeathMatchSpawnPlayer(playernum);
return;
}
// Cooperative net-play, retain keys and weapons
oldKeys = players[playernum].keys;
oldPieces = players[playernum].pieces;
for (i = 0; i < NUMWEAPONS; i++)
{
oldWeaponowned[i] = players[playernum].weaponowned[i];
}
foundSpot = false;
if (G_CheckSpot(playernum, &playerstarts[RebornPosition][playernum]))
{ // Appropriate player start spot is open
P_SpawnPlayer(&playerstarts[RebornPosition][playernum]);
foundSpot = true;
}
else
{
// Try to spawn at one of the other player start spots
for (i = 0; i < maxplayers; i++)
{
if (G_CheckSpot(playernum, &playerstarts[RebornPosition][i]))
{ // Found an open start spot
// Fake as other player
playerstarts[RebornPosition][i].type = playernum + 1;
P_SpawnPlayer(&playerstarts[RebornPosition][i]);
// Restore proper player type
playerstarts[RebornPosition][i].type = i + 1;
foundSpot = true;
break;
}
}
}
if (foundSpot == false)
{ // Player's going to be inside something
P_SpawnPlayer(&playerstarts[RebornPosition][playernum]);
}
// Restore keys and weapons
players[playernum].keys = oldKeys;
players[playernum].pieces = oldPieces;
for (bestWeapon = 0, i = 0; i < NUMWEAPONS; i++)
{
if (oldWeaponowned[i])
{
bestWeapon = i;
players[playernum].weaponowned[i] = true;
}
}
players[playernum].mana[MANA_1] = 25;
players[playernum].mana[MANA_2] = 25;
if (bestWeapon)
{ // Bring up the best weapon
players[playernum].pendingweapon = bestWeapon;
}
}
}
void G_ScreenShot(void)
{
gameaction = ga_screenshot;
}
//==========================================================================
//
// G_StartNewInit
//
//==========================================================================
void G_StartNewInit(void)
{
SV_InitBaseSlot();
SV_ClearRebornSlot();
P_ACSInitNewGame();
// Default the player start spot group to 0
RebornPosition = 0;
}
//==========================================================================
//
// G_StartNewGame
//
//==========================================================================
void G_StartNewGame(skill_t skill)
{
int realMap;
G_StartNewInit();
realMap = P_TranslateMap(1);
if (realMap == -1)
{
realMap = 1;
}
G_InitNew(TempSkill, 1, realMap);
}
//==========================================================================
//
// G_TeleportNewMap
//
// Only called by the warp cheat code. Works just like normal map to map
// teleporting, but doesn't do any interlude stuff.
//
//==========================================================================
void G_TeleportNewMap(int map, int position)
{
gameaction = ga_leavemap;
LeaveMap = map;
LeavePosition = position;
}
//==========================================================================
//
// G_DoTeleportNewMap
//
//==========================================================================
void G_DoTeleportNewMap(void)
{
SV_MapTeleport(LeaveMap, LeavePosition);
gamestate = GS_LEVEL;
gameaction = ga_nothing;
RebornPosition = LeavePosition;
}
/*
boolean secretexit;
void G_ExitLevel (void)
{
secretexit = false;
gameaction = ga_completed;
}
void G_SecretExitLevel (void)
{
secretexit = true;
gameaction = ga_completed;
}
*/
//==========================================================================
//
// G_Completed
//
// Starts intermission routine, which is used only during hub exits,
// and DeathMatch games.
//==========================================================================
void G_Completed(int map, int position)
{
if (gamemode == shareware && map > 4)
{
P_SetMessage(&players[consoleplayer], "ACCESS DENIED -- DEMO", true);
S_StartSound(NULL, SFX_CHAT);
return;
}
gameaction = ga_completed;
LeaveMap = map;
LeavePosition = position;
}
void G_DoCompleted(void)
{
int i;
gameaction = ga_nothing;
// quit demo unless -demoextend
if (!demoextend && G_CheckDemoStatus())
{
return;
}
for (i = 0; i < maxplayers; i++)
{
if (playeringame[i])
{
G_PlayerExitMap(i);
}
}
if (LeaveMap == -1 && LeavePosition == -1)
{
gameaction = ga_victory;
return;
}
else
{
gamestate = GS_INTERMISSION;
IN_Start();
}
/*
int i;
static int afterSecret[3] = { 7, 5, 5 };
gameaction = ga_nothing;
if(G_CheckDemoStatus())
{
return;
}
for(i = 0; i < maxplayers; i++)
{
if(playeringame[i])
{
G_PlayerFinishLevel(i);
}
}
prevmap = gamemap;
if(secretexit == true)
{
gamemap = 9;
}
else if(gamemap == 9)
{ // Finished secret level
gamemap = afterSecret[gameepisode-1];
}
else if(gamemap == 8)
{
gameaction = ga_victory;
return;
}
else
{
gamemap++;
}
gamestate = GS_INTERMISSION;
IN_Start();
*/
}
//============================================================================
//
// G_WorldDone
//
//============================================================================
void G_WorldDone(void)
{
gameaction = ga_worlddone;
}
//============================================================================
//
// G_DoWorldDone
//
//============================================================================
void G_DoWorldDone(void)
{
gamestate = GS_LEVEL;
G_DoLoadLevel();
gameaction = ga_nothing;
viewactive = true;
}
//==========================================================================
//
// G_DoSingleReborn
//
// Called by G_Ticker based on gameaction. Loads a game from the reborn
// save slot.
//
//==========================================================================
void G_DoSingleReborn(void)
{
gameaction = ga_nothing;
SV_LoadGame(SV_GetRebornSlot());
SB_SetClassData();
}
//==========================================================================
//
// G_LoadGame
//
// Can be called by the startup code or the menu task.
//
//==========================================================================
static int GameLoadSlot;
void G_LoadGame(int slot)
{
GameLoadSlot = slot;
gameaction = ga_loadgame;
}
//==========================================================================
//
// G_DoLoadGame
//
// Called by G_Ticker based on gameaction.
//
//==========================================================================
void G_DoLoadGame(void)
{
gameaction = ga_nothing;
SV_LoadGame(GameLoadSlot);
if (!netgame)
{ // Copy the base slot to the reborn slot
SV_UpdateRebornSlot();
}
SB_SetClassData();
}
//==========================================================================
//
// G_SaveGame
//
// Called by the menu task. <description> is a 24 byte text string.
//
//==========================================================================
void G_SaveGame(int slot, char *description)
{
savegameslot = slot;
M_StringCopy(savedescription, description, sizeof(savedescription));
sendsave = true;
}
//==========================================================================
//
// G_DoSaveGame
//
// Called by G_Ticker based on gameaction.
//
//==========================================================================
void G_DoSaveGame(void)
{
SV_SaveGame(savegameslot, savedescription);
gameaction = ga_nothing;
savedescription[0] = 0;
P_SetMessage(&players[consoleplayer], TXT_GAMESAVED, true);
}
//==========================================================================
//
// G_DeferredNewGame
//
//==========================================================================
void G_DeferredNewGame(skill_t skill)
{
TempSkill = skill;
gameaction = ga_newgame;
}
//==========================================================================
//
// G_DoNewGame
//
//==========================================================================
void G_DoNewGame(void)
{
G_StartNewGame(TempSkill);
gameaction = ga_nothing;
}
/*
====================
=
= G_InitNew
=
= Can be called by the startup code or the menu task
= consoleplayer, displayplayer, playeringame[] should be set
====================
*/
void G_DeferedInitNew(skill_t skill, int episode, int map)
{
TempSkill = skill;
TempEpisode = episode;
TempMap = map;
gameaction = ga_initnew;
}
void G_DoInitNew(void)
{
SV_InitBaseSlot();
G_InitNew(TempSkill, TempEpisode, TempMap);
gameaction = ga_nothing;
}
void G_InitNew(skill_t skill, int episode, int map)
{
int i;
if (paused)
{
paused = false;
S_ResumeSound();
}
if (skill < sk_baby)
{
skill = sk_baby;
}
if (skill > sk_nightmare)
{
skill = sk_nightmare;
}
if (map < 1)
{
map = 1;
}
if (map > 99)
{
map = 99;
}
M_ClearRandom();
// Force players to be initialized upon first level load
for (i = 0; i < maxplayers; i++)
{
players[i].playerstate = PST_REBORN;
players[i].worldTimer = 0;
}
// Set up a bunch of globals
if (!demoextend)
{
// This prevents map-loading from interrupting a demo.
// demoextend is set back to false only if starting a new game or
// loading a saved one from the menu, and only during playback.
demorecording = false;
demoplayback = false;
usergame = true; // will be set false if a demo
}
paused = false;
viewactive = true;
gameepisode = episode;
gamemap = map;
gameskill = skill;
BorderNeedRefresh = true;
// Initialize the sky
R_InitSky(map);
// Give one null ticcmd_t
//gametic = 0;
//maketic = 1;
//for (i=0 ; i<maxplayers ; i++)
// nettics[i] = 1; // one null event for this gametic
//memset (localcmds,0,sizeof(localcmds));
//memset (netcmds,0,sizeof(netcmds));
G_DoLoadLevel();
}
/*
===============================================================================
DEMO RECORDING
===============================================================================
*/
#define DEMOMARKER 0x80
#define DEMOHEADER_RESPAWN 0x20
#define DEMOHEADER_LONGTICS 0x10
#define DEMOHEADER_NOMONSTERS 0x02
void G_ReadDemoTiccmd(ticcmd_t * cmd)
{
if (*demo_p == DEMOMARKER)
{ // end of demo data stream
G_CheckDemoStatus();
return;
}
cmd->forwardmove = ((signed char) *demo_p++);
cmd->sidemove = ((signed char) *demo_p++);
// If this is a longtics demo, read back in higher resolution
if (longtics)
{
cmd->angleturn = *demo_p++;
cmd->angleturn |= (*demo_p++) << 8;
}
else
{
cmd->angleturn = ((unsigned char) *demo_p++) << 8;
}
cmd->buttons = (unsigned char) *demo_p++;
cmd->lookfly = (unsigned char) *demo_p++;
cmd->arti = (unsigned char) *demo_p++;
}
// Increase the size of the demo buffer to allow unlimited demos
static void IncreaseDemoBuffer(void)
{
int current_length;
byte *new_demobuffer;
byte *new_demop;
int new_length;
// Find the current size
current_length = demoend - demobuffer;
// Generate a new buffer twice the size
new_length = current_length * 2;
new_demobuffer = Z_Malloc(new_length, PU_STATIC, 0);
new_demop = new_demobuffer + (demo_p - demobuffer);
// Copy over the old data
memcpy(new_demobuffer, demobuffer, current_length);
// Free the old buffer and point the demo pointers at the new buffer.
Z_Free(demobuffer);
demobuffer = new_demobuffer;
demo_p = new_demop;
demoend = demobuffer + new_length;
}
void G_WriteDemoTiccmd(ticcmd_t * cmd)
{
byte *demo_start;
if (gamekeydown[key_demo_quit]) // press to end demo recording
G_CheckDemoStatus();
demo_start = demo_p;
*demo_p++ = cmd->forwardmove;
*demo_p++ = cmd->sidemove;
// If this is a longtics demo, record in higher resolution
if (longtics)
{
*demo_p++ = (cmd->angleturn & 0xff);
*demo_p++ = (cmd->angleturn >> 8) & 0xff;
}
else
{
*demo_p++ = cmd->angleturn >> 8;
}
*demo_p++ = cmd->buttons;
*demo_p++ = cmd->lookfly;
*demo_p++ = cmd->arti;
// reset demo pointer back
demo_p = demo_start;
if (demo_p > demoend - 16)
{
if (vanilla_demo_limit)
{
// no more space
G_CheckDemoStatus();
return;
}
else
{
// Vanilla demo limit disabled: unlimited
// demo lengths!
IncreaseDemoBuffer();
}
}
G_ReadDemoTiccmd(cmd); // make SURE it is exactly the same
}
/*
===================
=
= G_RecordDemo
=
===================
*/
void G_RecordDemo(skill_t skill, int numplayers, int episode, int map,
char *name)
{
int i;
int maxsize;
//!
// @category demo
//
// Record or playback a demo with high resolution turning.
//
longtics = D_NonVanillaRecord(M_ParmExists("-longtics"),
"vvHeretic longtics demo");
// If not recording a longtics demo, record in low res
lowres_turn = !longtics;
//!
// @category demo
//
// Smooth out low resolution turning when recording a demo.
//
shortticfix = M_ParmExists("-shortticfix");
G_InitNew(skill, episode, map);
usergame = false;
M_StringCopy(demoname, name, sizeof(demoname));
M_StringConcat(demoname, ".lmp", sizeof(demoname));
maxsize = 0x20000;
//!
// @arg <size>
// @category demo
// @vanilla
//
// Specify the demo buffer size (KiB)
//
i = M_CheckParmWithArgs("-maxdemo", 1);
if (i)
maxsize = atoi(myargv[i + 1]) * 1024;
demobuffer = Z_Malloc(maxsize, PU_STATIC, NULL);
demoend = demobuffer + maxsize;
demo_p = demobuffer;
*demo_p++ = skill;
*demo_p++ = episode;
*demo_p++ = map;
// Write special parameter bits onto player one byte.
// This aligns with vvHeretic demo usage. Hexen demo support has no
// precedent here so consistency with another game is chosen:
// 0x20 = -respawn
// 0x10 = -longtics
// 0x02 = -nomonsters
*demo_p = 1; // assume player one exists
if (D_NonVanillaRecord(respawnparm, "vvHeretic -respawn header flag"))
{
*demo_p |= DEMOHEADER_RESPAWN;
}
if (longtics)
{
*demo_p |= DEMOHEADER_LONGTICS;
}
if (D_NonVanillaRecord(nomonsters, "vvHeretic -nomonsters header flag"))
{
*demo_p |= DEMOHEADER_NOMONSTERS;
}
demo_p++;
*demo_p++ = PlayerClass[0];
for (i = 1; i < maxplayers; i++)
{
*demo_p++ = playeringame[i];
*demo_p++ = PlayerClass[i];
}
demorecording = true;
}
/*
===================
=
= G_PlayDemo
=
===================
*/
static const char *defdemoname;
void G_DeferedPlayDemo(const char *name)
{
defdemoname = name;
gameaction = ga_playdemo;
}
void G_DoPlayDemo(void)
{
skill_t skill;
int i, lumpnum, episode, map;
gameaction = ga_nothing;
lumpnum = W_GetNumForName(defdemoname);
demobuffer = W_CacheLumpNum(lumpnum, PU_STATIC);
demo_p = demobuffer;
skill = *demo_p++;
episode = *demo_p++;
map = *demo_p++;
// When recording we store some extra options inside the upper bits
// of the player 1 present byte. However, this is a non-vanilla extension.
// Note references to vvHeretic here; these are the extensions used by
// vvHeretic, which we're just reusing for Hexen demos too. There is no
// vvHexen.
if (D_NonVanillaPlayback((*demo_p & DEMOHEADER_LONGTICS) != 0,
lumpnum, "vvHeretic longtics demo"))
{
longtics = true;
}
if (D_NonVanillaPlayback((*demo_p & DEMOHEADER_RESPAWN) != 0,
lumpnum, "vvHeretic -respawn header flag"))
{
respawnparm = true;
}
if (D_NonVanillaPlayback((*demo_p & DEMOHEADER_NOMONSTERS) != 0,
lumpnum, "vvHeretic -nomonsters header flag"))
{
nomonsters = true;
}
for (i = 0; i < maxplayers; i++)
{
playeringame[i] = (*demo_p++) != 0;
PlayerClass[i] = *demo_p++;
}
// Initialize world info, etc.
G_StartNewInit();
precache = false; // don't spend a lot of time in loadlevel
G_InitNew(skill, episode, map);
precache = true;
usergame = false;
demoplayback = true;
}
/*
===================
=
= G_TimeDemo
=
===================
*/
void G_TimeDemo(char *name)
{
skill_t skill;
int episode, map, i;
demobuffer = demo_p = W_CacheLumpName(name, PU_STATIC);
skill = *demo_p++;
episode = *demo_p++;
map = *demo_p++;
// Read special parameter bits: see G_RecordDemo() for details.
longtics = (*demo_p & DEMOHEADER_LONGTICS) != 0;
// don't overwrite arguments from the command line
respawnparm |= (*demo_p & DEMOHEADER_RESPAWN) != 0;
nomonsters |= (*demo_p & DEMOHEADER_NOMONSTERS) != 0;
for (i = 0; i < maxplayers; i++)
{
playeringame[i] = (*demo_p++) != 0;
PlayerClass[i] = *demo_p++;
}
G_InitNew(skill, episode, map);
starttime = I_GetTime();
usergame = false;
demoplayback = true;
timingdemo = true;
singletics = true;
}
/*
===================
=
= G_CheckDemoStatus
=
= Called after a death or level completion to allow demos to be cleaned up
= Returns true if a new demo loop action will take place
===================
*/
boolean G_CheckDemoStatus(void)
{
int endtime, realtics;
if (timingdemo)
{
float fps;
endtime = I_GetTime();
realtics = endtime - starttime;
fps = ((float) gametic * TICRATE) / realtics;
I_Error("timed %i gametics in %i realtics (%f fps)",
gametic, realtics, fps);
}
if (demoplayback)
{
if (singledemo)
I_Quit();
W_ReleaseLumpName(defdemoname);
demoplayback = false;
H2_AdvanceDemo();
return true;
}
if (demorecording)
{
*demo_p++ = DEMOMARKER;
M_WriteFile(demoname, demobuffer, demo_p - demobuffer);
Z_Free(demobuffer);
demorecording = false;
I_Error("Demo %s recorded", demoname);
}
return false;
}