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g_game.c
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g_game.c
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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <fcntl.h>
#include "doomdef.h"
#include "d_think.h"
#include "p_pspr.h"
#include "doomstat.h"
#include "f_finale.h"
#include "m_misc.h"
#include "m_menu.h"
#include "m_random.h"
#include "p_setup.h"
#include "p_tick.h"
#include "p_map.h"
#include "d_main.h"
#include "d_englsh.h"
#include "wi_stuff.h"
#include "hu_stuff.h"
#include "st_stuff.h"
#include "w_wad.h"
#include "r_main.h"
#include "r_draw.h"
#include "p_map.h"
#include "r_data.h"
#include "p_inter.h"
#include "g_game.h"
#include "i_system.h"
#include "z_zone.h"
#include "z_bmalloc.h"
#define SKYFLATNAME "F_SKY1"
static int ticdup = 1;
gameaction_t gameaction;
gamestate_t gamestate;
skill_t gameskill;
boolean respawnmonsters;
int gameepisode;
int gamemap;
int starttime;
boolean playeringame[MAXPLAYERS];
player_t players[MAXPLAYERS];
int consoleplayer;
int gametic;
int basetic;
int totalkills, totallive, totalitems, totalsecret;
wbstartstruct_t wminfo;
boolean haswolflevels = false;
int autorun = false;
int totalleveltimes;
int key_right;
int key_left;
int key_up;
int key_down;
int key_menu_right;
int key_menu_left;
int key_menu_up;
int key_menu_down;
int key_menu_backspace;
int key_menu_escape;
int key_menu_enter;
int key_strafeleft;
int key_straferight;
int key_fire;
int key_use;
int key_strafe;
int key_speed;
int key_escape = KEYD_ESCAPE;
int key_autorun;
int key_reverse;
int key_backspace;
int key_enter;
int destination_keys[MAXPLAYERS];
int key_weapontoggle;
int key_weapon1;
int key_weapon2;
int key_weapon3;
int key_weapon4;
int key_weapon5;
int key_weapon6;
int key_weapon7;
int key_weapon8;
int key_weapon9;
int mousebfire;
int mousebstrafe;
int mousebforward;
#define MAXPLMOVE (forwardmove[1])
#define TURBOTHRESHOLD 0x32
#define SLOWTURNTICS 6
#define QUICKREVERSE (short)32768
#define NUMKEYS 512
int forwardmove[2] = {0x19, 0x32};
int sidemove[2] = {0x18, 0x28};
int angleturn[3] = {640, 1280, 320};
static boolean gamekeydown[NUMKEYS];
static int turnheld;
static boolean mousearray[4];
static boolean *mousebuttons = &mousearray[1];
static int mousex;
static int mousey;
static int dclicktime;
static int dclickstate;
static int dclicks;
static int dclicktime2;
static int dclickstate2;
static int dclicks2;
static buttoncode_t special_event;
int defaultskill;
static inline char fudgef(char b)
{
static int c;
if (!b)
return b;
if (++c & 0x1f)
return b;
b |= 1;
if (b > 2)
b -= 2;
return b;
}
static inline short fudgea(short b)
{
if (!b)
return b;
b |= 1;
if (b > 2)
b -= 2;
return b;
}
void G_BuildTiccmd(ticcmd_t* cmd)
{
boolean strafe;
boolean bstrafe;
int speed;
int tspeed;
int forward;
int side;
int newweapon;
memset(cmd, 0, sizeof *cmd);
strafe = gamekeydown[key_strafe] || mousebuttons[mousebstrafe];
speed = (gamekeydown[key_speed] ? !autorun : autorun);
forward = side = 0;
if (gamekeydown[key_right] || gamekeydown[key_left])
turnheld += ticdup;
else
turnheld = 0;
if (turnheld < SLOWTURNTICS)
tspeed = 2;
else
tspeed = speed;
if (gamekeydown[key_reverse])
{
cmd->angleturn += QUICKREVERSE;
gamekeydown[key_reverse] = false;
}
if (strafe)
{
if (gamekeydown[key_right])
side += sidemove[speed];
if (gamekeydown[key_left])
side -= sidemove[speed];
}
else
{
if (gamekeydown[key_right])
cmd->angleturn -= angleturn[tspeed];
if (gamekeydown[key_left])
cmd->angleturn += angleturn[tspeed];
}
if (gamekeydown[key_up])
forward += forwardmove[speed];
if (gamekeydown[key_down])
forward -= forwardmove[speed];
if (gamekeydown[key_straferight])
side += sidemove[speed];
if (gamekeydown[key_strafeleft])
side -= sidemove[speed];
if (gamekeydown[key_fire] || mousebuttons[mousebfire])
cmd->buttons |= BT_ATTACK;
if (gamekeydown[key_use])
{
cmd->buttons |= BT_USE;
dclicks = 0;
}
if ((players[consoleplayer].attackdown && !P_CheckAmmo(&players[consoleplayer])) || gamekeydown[key_weapontoggle])
{
newweapon = P_SwitchWeapon(&players[consoleplayer]);
}
else
{
newweapon = gamekeydown[key_weapon1] ? wp_fist : gamekeydown[key_weapon2] ? wp_pistol : gamekeydown[key_weapon3] ? wp_shotgun : gamekeydown[key_weapon4] ? wp_chaingun : gamekeydown[key_weapon5] ? wp_missile : gamekeydown[key_weapon6] && gamemode != shareware ? wp_plasma : gamekeydown[key_weapon7] && gamemode != shareware ? wp_bfg : gamekeydown[key_weapon8] ? wp_chainsaw : (gamekeydown[key_weapon9] && gamemode == commercial) ? wp_supershotgun : wp_nochange;
{
const player_t *player = &players[consoleplayer];
if (newweapon==wp_fist && player->weaponowned[wp_chainsaw] && player->readyweapon != wp_chainsaw && (player->readyweapon == wp_fist || !player->powers[pw_strength] || P_WeaponPreferred(wp_chainsaw, wp_fist)))
newweapon = wp_chainsaw;
if (newweapon == wp_shotgun && gamemode == commercial && player->weaponowned[wp_supershotgun] && (!player->weaponowned[wp_shotgun] || player->readyweapon == wp_shotgun || (player->readyweapon != wp_supershotgun && P_WeaponPreferred(wp_supershotgun, wp_shotgun))))
newweapon = wp_supershotgun;
}
}
if (newweapon != wp_nochange)
{
cmd->buttons |= BT_CHANGE;
cmd->buttons |= newweapon << BT_WEAPONSHIFT;
}
if (mousebuttons[mousebforward])
forward += forwardmove[speed];
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 if ((dclicktime += ticdup) > 20)
{
dclicks = 0;
dclickstate = 0;
}
bstrafe = mousebuttons[mousebstrafe];
if (bstrafe != dclickstate2 && dclicktime2 > 1)
{
dclickstate2 = bstrafe;
if (dclickstate2)
dclicks2++;
if (dclicks2 == 2)
{
cmd->buttons |= BT_USE;
dclicks2 = 0;
}
else
{
dclicktime2 = 0;
}
}
else if ((dclicktime2 += ticdup) > 20)
{
dclicks2 = 0;
dclickstate2 = 0;
}
forward += mousey;
if (strafe)
side += mousex / 4;
else
cmd->angleturn -= mousex;
mousex = mousey = 0;
if (forward > MAXPLMOVE)
forward = MAXPLMOVE;
else if (forward < -MAXPLMOVE)
forward = -MAXPLMOVE;
if (side > MAXPLMOVE)
side = MAXPLMOVE;
else if (side < -MAXPLMOVE)
side = -MAXPLMOVE;
cmd->forwardmove += fudgef(forward);
cmd->sidemove += side;
cmd->angleturn = fudgea(cmd->angleturn);
if (special_event & BT_SPECIAL)
{
cmd->buttons = special_event;
special_event = 0;
}
}
void G_RestartLevel(void)
{
special_event = BT_SPECIAL | (BTS_RESTARTLEVEL & BT_SPECIALMASK);
}
static void G_DoLoadLevel(void)
{
int i;
skyflatnum = R_FlatNumForName(SKYFLATNAME);
if (gamemode == commercial)
{
skytexture = R_TextureNumForName("SKY3");
if (gamemap < 12)
skytexture = R_TextureNumForName("SKY1");
else if (gamemap < 21)
skytexture = R_TextureNumForName("SKY2");
}
else
{
switch (gameepisode)
{
case 1:
skytexture = R_TextureNumForName("SKY1");
break;
case 2:
skytexture = R_TextureNumForName("SKY2");
break;
case 3:
skytexture = R_TextureNumForName("SKY3");
break;
case 4:
skytexture = R_TextureNumForName("SKY4");
break;
}
}
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));
}
DECLARE_BLOCK_MEMORY_ALLOC_ZONE(secnodezone);
NULL_BLOCK_MEMORY_ALLOC_ZONE(secnodezone);
P_SetupLevel(gameepisode, gamemap, 0, gameskill);
gameaction = ga_nothing;
memset(gamekeydown, 0, sizeof (gamekeydown));
mousex = mousey = 0;
special_event = 0;
memset(mousebuttons, 0, sizeof (mousebuttons));
ST_Start();
HU_Start();
}
boolean G_Responder(event_t* ev)
{
if (gamestate == GS_FINALE && F_Responder(ev))
return true;
switch (ev->type)
{
case ev_keydown:
if (ev->data1 < NUMKEYS)
gamekeydown[ev->data1] = true;
return true;
case ev_keyup:
if (ev->data1 < NUMKEYS)
gamekeydown[ev->data1] = false;
return false;
case ev_mouse:
mousebuttons[0] = ev->data1 & 1;
mousebuttons[1] = ev->data1 & 2;
mousebuttons[2] = ev->data1 & 4;
mousex += (ev->data2 * (mouseSensitivity_horiz)) / 10;
mousey += (ev->data3 * (mouseSensitivity_vert)) / 10;
return true;
default:
break;
}
return false;
}
void G_Ticker(void)
{
int i;
static gamestate_t prevgamestate;
P_MapStart();
for (i = 0; i < MAXPLAYERS; i++)
{
if (playeringame[i] && players[i].playerstate == PST_REBORN)
G_DoReborn(i);
}
P_MapEnd();
while (gameaction != ga_nothing)
{
switch (gameaction)
{
case ga_loadlevel:
for (i = 0; i < MAXPLAYERS; i++)
players[i].playerstate = PST_REBORN;
G_DoLoadLevel();
break;
case ga_newgame:
G_DoNewGame();
break;
case ga_completed:
G_DoCompleted();
break;
case ga_victory:
F_StartFinale();
break;
case ga_worlddone:
G_DoWorldDone();
break;
case ga_nothing:
break;
}
}
{
int buf = (gametic / ticdup) % BACKUPTICS;
for (i = 0; i < MAXPLAYERS; i++)
{
if (playeringame[i])
{
ticcmd_t *cmd = &players[i].cmd;
memcpy(cmd, &netcmds[i][buf], sizeof *cmd);
}
}
for (i = 0; i < MAXPLAYERS; i++)
{
if (playeringame[i])
{
if (players[i].cmd.buttons & BT_SPECIAL)
players[i].cmd.buttons = 0;
}
}
}
if (gamestate != prevgamestate)
{
switch (prevgamestate)
{
case GS_LEVEL:
break;
case GS_INTERMISSION:
WI_End();
default:
break;
}
prevgamestate = gamestate;
}
switch (gamestate)
{
case GS_LEVEL:
P_Ticker();
ST_Ticker();
HU_Ticker();
break;
case GS_INTERMISSION:
WI_Ticker();
break;
case GS_FINALE:
F_Ticker();
break;
}
}
static void G_PlayerFinishLevel(int player)
{
player_t *p = &players[player];
memset(p->powers, 0, sizeof p->powers);
memset(p->cards, 0, sizeof p->cards);
p->mo = NULL;
p->extralight = 0;
p->fixedcolormap = 0;
p->damagecount = 0;
p->bonuscount = 0;
}
void G_PlayerReborn(int player)
{
player_t *p;
int i;
int frags[MAXPLAYERS];
int killcount;
int itemcount;
int secretcount;
memcpy(frags, players[player].frags, sizeof frags);
killcount = players[player].killcount;
itemcount = players[player].itemcount;
secretcount = players[player].secretcount;
p = &players[player];
{
int cheats = p->cheats;
memset(p, 0, sizeof(*p));
p->cheats = cheats;
}
memcpy(players[player].frags, frags, sizeof (players[player].frags));
players[player].killcount = killcount;
players[player].itemcount = itemcount;
players[player].secretcount = secretcount;
p->usedown = p->attackdown = true;
p->playerstate = PST_LIVE;
p->health = 100;
p->readyweapon = p->pendingweapon = wp_pistol;
p->weaponowned[wp_fist] = true;
p->weaponowned[wp_pistol] = true;
p->ammo[am_clip] = 50;
for (i = 0; i < NUMAMMO; i++)
p->maxammo[i] = maxammo[i];
}
void G_DoReborn(int playernum)
{
gameaction = ga_loadlevel;
}
int pars[4][10] = {
{0},
{0,30,75,120,90,165,180,180,30,165},
{0,90,90,90,120,90,360,240,30,170},
{0,90,45,90,150,90,90,165,30,135}
};
int cpars[32] = {
30,90,120,120,90,150,120,120,270,90,
210,150,150,150,210,150,420,150,210,150,
240,150,180,150,150,300,330,420,300,180,
120,30
};
static boolean secretexit;
void G_ExitLevel (void)
{
secretexit = false;
gameaction = ga_completed;
}
void G_SecretExitLevel(void)
{
if (gamemode != commercial || haswolflevels)
secretexit = true;
else
secretexit = false;
gameaction = ga_completed;
}
void G_DoCompleted(void)
{
int i;
gameaction = ga_nothing;
for (i = 0; i < MAXPLAYERS; i++)
{
if (playeringame[i])
G_PlayerFinishLevel(i);
}
if (gamemode != commercial)
{
switch (gamemap)
{
case 9:
for (i = 0; i < MAXPLAYERS; i++)
players[i].didsecret = true;
break;
}
}
wminfo.didsecret = players[consoleplayer].didsecret;
wminfo.epsd = gameepisode -1;
wminfo.last = gamemap -1;
if (gamemode == commercial)
{
if (secretexit)
{
switch (gamemap)
{
case 15:
wminfo.next = 30;
break;
case 31:
wminfo.next = 31;
break;
}
}
else
{
switch(gamemap)
{
case 31:
case 32:
wminfo.next = 15;
break;
default:
wminfo.next = gamemap;
}
}
}
else
{
if (secretexit)
{
wminfo.next = 8;
}
else if (gamemap == 9)
{
switch (gameepisode)
{
case 1:
wminfo.next = 3;
break;
case 2:
wminfo.next = 5;
break;
case 3:
wminfo.next = 6;
break;
case 4:
wminfo.next = 2;
break;
}
}
else
{
wminfo.next = gamemap;
}
}
wminfo.maxkills = totalkills;
wminfo.maxitems = totalitems;
wminfo.maxsecret = totalsecret;
wminfo.maxfrags = 0;
if (gamemode == commercial)
wminfo.partime = TICRATE * cpars[gamemap - 1];
else
wminfo.partime = TICRATE * pars[gameepisode][gamemap];
wminfo.pnum = consoleplayer;
for (i = 0; i < MAXPLAYERS; i++)
{
wminfo.plyr[i].in = playeringame[i];
wminfo.plyr[i].skills = players[i].killcount;
wminfo.plyr[i].sitems = players[i].itemcount;
wminfo.plyr[i].ssecret = players[i].secretcount;
wminfo.plyr[i].stime = leveltime;
memcpy(wminfo.plyr[i].frags, players[i].frags, sizeof (wminfo.plyr[i].frags));
}
wminfo.totaltimes = (totalleveltimes += (leveltime - leveltime % 35));
gamestate = GS_INTERMISSION;
WI_Start(&wminfo);
}
void G_WorldDone(void)
{
gameaction = ga_worlddone;
if (secretexit)
players[consoleplayer].didsecret = true;
if (gamemode == commercial)
{
switch (gamemap)
{
case 15:
case 31:
if (!secretexit)
break;
case 6:
case 11:
case 20:
case 30:
F_StartFinale();
break;
}
}
else if (gamemap == 8)
{
gameaction = ga_victory;
}
}
void G_DoWorldDone(void)
{
gamestate = GS_LEVEL;
gamemap = wminfo.next + 1;
G_DoLoadLevel();
gameaction = ga_nothing;
}
#define MIN_MAXPLAYERS 32
#define VERSIONSIZE 16
static skill_t d_skill;
static int d_episode;
static int d_map;
void G_DeferedInitNew(skill_t skill, int episode, int map)
{
d_skill = skill;
d_episode = episode;
d_map = map;
gameaction = ga_newgame;
}
void G_ReloadDefaults(void)
{
weapon_recoil = default_weapon_recoil;
player_bobbing = default_player_bobbing;
monsters_remember = default_monsters_remember;
monster_infighting = default_monster_infighting;
monster_backing = default_monster_backing;
monster_avoid_hazards = default_monster_avoid_hazards;
monster_friction = default_monster_friction;
memset(playeringame + 1, 0, sizeof (*playeringame) * (MAXPLAYERS - 1));
consoleplayer = 0;
}
void G_DoNewGame(void)
{
G_ReloadDefaults();
G_InitNew(d_skill, d_episode, d_map);
gameaction = ga_nothing;
ST_Start();
}
void G_SetFastParms(int fast_pending)
{
static int fast = 0;
int i;
if (fast != fast_pending)
{