FS#8961 - Anti-Aliased Fonts.

[kugel-rb/myfork.git] / apps / plugins / doom / st_stuff.c

/* Emacs style mode select   -*- C++ -*-
 *-----------------------------------------------------------------------------
 *
 *
 *  PrBoom a Doom port merged with LxDoom and LSDLDoom
 *  based on BOOM, a modified and improved DOOM engine
 *  Copyright (C) 1999 by
 *  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
 *  Copyright (C) 1999-2000 by
 *  Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
 *
 *  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:
 *      Status bar code.
 *      Does the face/direction indicator animatin.
 *      Does palette indicators as well (red pain/berserk, bright pickup)
 *
 *-----------------------------------------------------------------------------*/

#include "doomdef.h"
#include "doomstat.h"
#include "m_random.h"
#include "i_video.h"
#include "w_wad.h"
#include "st_stuff.h"
#include "st_lib.h"
#include "r_main.h"
#include "am_map.h"
#include "m_cheat.h"
#include "s_sound.h"
#include "sounds.h"
#include "dstrings.h"
#include "r_draw.h"

//
// STATUS BAR DATA
//

// Palette indices.
// For damage/bonus red-/gold-shifts
#define STARTREDPALS            1
#define STARTBONUSPALS          9
#define NUMREDPALS              8
#define NUMBONUSPALS            4
// Radiation suit, green shift.
#define RADIATIONPAL            13

// Location of status bar
#define ST_X                    0
#define ST_X2                   104

// proff 08/18/98: Changed for high-res
#define ST_FX                   (ST_X+143)
#define ST_FY                   (ST_Y+1)
//#define ST_FX                   143
//#define ST_FY                   169

// Should be set to patch width
//  for tall numbers later on
#define ST_TALLNUMWIDTH         (tallnum[0]->width)

// Number of status faces.
#define ST_NUMPAINFACES         5
#define ST_NUMSTRAIGHTFACES     3
#define ST_NUMTURNFACES         2
#define ST_NUMSPECIALFACES      3

#define ST_FACESTRIDE \
          (ST_NUMSTRAIGHTFACES+ST_NUMTURNFACES+ST_NUMSPECIALFACES)

#define ST_NUMEXTRAFACES        2

#define ST_NUMFACES \
          (ST_FACESTRIDE*ST_NUMPAINFACES+ST_NUMEXTRAFACES)

#define ST_TURNOFFSET           (ST_NUMSTRAIGHTFACES)
#define ST_OUCHOFFSET           (ST_TURNOFFSET + ST_NUMTURNFACES)
#define ST_EVILGRINOFFSET       (ST_OUCHOFFSET + 1)
#define ST_RAMPAGEOFFSET        (ST_EVILGRINOFFSET + 1)
#define ST_GODFACE              (ST_NUMPAINFACES*ST_FACESTRIDE)
#define ST_DEADFACE             (ST_GODFACE+1)

// proff 08/18/98: Changed for high-res
#define ST_FACESX               (ST_X+143)
#define ST_FACESY               (ST_Y)
//#define ST_FACESX               143
//#define ST_FACESY               168

#define ST_EVILGRINCOUNT        (2*TICRATE)
#define ST_STRAIGHTFACECOUNT    (TICRATE/2)
#define ST_TURNCOUNT            (1*TICRATE)
#define ST_OUCHCOUNT            (1*TICRATE)
#define ST_RAMPAGEDELAY         (2*TICRATE)

#define ST_MUCHPAIN             20

// Location and size of statistics,
//  justified according to widget type.
// Problem is, within which space? STbar? Screen?
// Note: this could be read in by a lump.
//       Problem is, is the stuff rendered
//       into a buffer,
//       or into the frame buffer?
// I dunno, why don't you go and find out!!!  killough

// AMMO number pos.
#define ST_AMMOWIDTH            3
// proff 08/18/98: Changed for high-res
#define ST_AMMOX                (ST_X+44)
#define ST_AMMOY                (ST_Y+3)
//#define ST_AMMOX                44
//#define ST_AMMOY                171

// HEALTH number pos.
#define ST_HEALTHWIDTH          3
// proff 08/18/98: Changed for high-res
#define ST_HEALTHX              (ST_X+90)
#define ST_HEALTHY              (ST_Y+3)
//#define ST_HEALTHX              90
//#define ST_HEALTHY              171

// Weapon pos.
// proff 08/18/98: Changed for high-res
#define ST_ARMSX                (ST_X+111)
#define ST_ARMSY                (ST_Y+4)
#define ST_ARMSBGX              (ST_X+104)
#define ST_ARMSBGY              (ST_Y)
//#define ST_ARMSX                111
//#define ST_ARMSY                172
//#define ST_ARMSBGX              104
//#define ST_ARMSBGY              168
#define ST_ARMSXSPACE           12
#define ST_ARMSYSPACE           10

// Frags pos.
// proff 08/18/98: Changed for high-res
#define ST_FRAGSX               (ST_X+138)
#define ST_FRAGSY               (ST_Y+3)
//#define ST_FRAGSX               138
//#define ST_FRAGSY               171
#define ST_FRAGSWIDTH           2

// ARMOR number pos.
#define ST_ARMORWIDTH           3
// proff 08/18/98: Changed for high-res
#define ST_ARMORX               (ST_X+221)
#define ST_ARMORY               (ST_Y+3)
//#define ST_ARMORX               221
//#define ST_ARMORY               171

// Key icon positions.
#define ST_KEY0WIDTH            8
#define ST_KEY0HEIGHT           5
// proff 08/18/98: Changed for high-res
#define ST_KEY0X                (ST_X+239)
#define ST_KEY0Y                (ST_Y+3)
//#define ST_KEY0X                239
//#define ST_KEY0Y                171
#define ST_KEY1WIDTH            ST_KEY0WIDTH
// proff 08/18/98: Changed for high-res
#define ST_KEY1X                (ST_X+239)
#define ST_KEY1Y                (ST_Y+13)
//#define ST_KEY1X                239
//#define ST_KEY1Y                181
#define ST_KEY2WIDTH            ST_KEY0WIDTH
// proff 08/18/98: Changed for high-res
#define ST_KEY2X                (ST_X+239)
#define ST_KEY2Y                (ST_Y+23)
//#define ST_KEY2X                239
//#define ST_KEY2Y                191

// Ammunition counter.
#define ST_AMMO0WIDTH           3
#define ST_AMMO0HEIGHT          6
// proff 08/18/98: Changed for high-res
#define ST_AMMO0X               (ST_X+288)
#define ST_AMMO0Y               (ST_Y+5)
//#define ST_AMMO0X               288
//#define ST_AMMO0Y               173
#define ST_AMMO1WIDTH           ST_AMMO0WIDTH
// proff 08/18/98: Changed for high-res
#define ST_AMMO1X               (ST_X+288)
#define ST_AMMO1Y               (ST_Y+11)
//#define ST_AMMO1X               288
//#define ST_AMMO1Y               179
#define ST_AMMO2WIDTH           ST_AMMO0WIDTH
// proff 08/18/98: Changed for high-res
#define ST_AMMO2X               (ST_X+288)
#define ST_AMMO2Y               (ST_Y+23)
//#define ST_AMMO2X               288
//#define ST_AMMO2Y               191
#define ST_AMMO3WIDTH           ST_AMMO0WIDTH
// proff 08/18/98: Changed for high-res
#define ST_AMMO3X               (ST_X+288)
#define ST_AMMO3Y               (ST_Y+17)
//#define ST_AMMO3X               288
//#define ST_AMMO3Y               185

// Indicate maximum ammunition.
// Only needed because backpack exists.
#define ST_MAXAMMO0WIDTH        3
#define ST_MAXAMMO0HEIGHT       5
// proff 08/18/98: Changed for high-res
#define ST_MAXAMMO0X            (ST_X+314)
#define ST_MAXAMMO0Y            (ST_Y+5)
//#define ST_MAXAMMO0X            314
//#define ST_MAXAMMO0Y            173
#define ST_MAXAMMO1WIDTH        ST_MAXAMMO0WIDTH
// proff 08/18/98: Changed for high-res
#define ST_MAXAMMO1X            (ST_X+314)
#define ST_MAXAMMO1Y            (ST_Y+11)
//#define ST_MAXAMMO1X            314
//#define ST_MAXAMMO1Y            179
#define ST_MAXAMMO2WIDTH        ST_MAXAMMO0WIDTH
// proff 08/18/98: Changed for high-res
#define ST_MAXAMMO2X            (ST_X+314)
#define ST_MAXAMMO2Y            (ST_Y+23)
//#define ST_MAXAMMO2X            314
//#define ST_MAXAMMO2Y            191
#define ST_MAXAMMO3WIDTH        ST_MAXAMMO0WIDTH
// proff 08/18/98: Changed for high-res
#define ST_MAXAMMO3X            (ST_X+314)
#define ST_MAXAMMO3Y            (ST_Y+17)
//#define ST_MAXAMMO3X            314
//#define ST_MAXAMMO3Y            185

// killough 2/8/98: weapon info position macros UNUSED, removed here

// main player in game
static player_t *plyr;

// ST_Start() has just been called
static boolean st_firsttime;

// used to execute ST_Init() only once
static int veryfirsttime = 1;

// CPhipps - no longer do direct PLAYPAL handling here

// used for timing
static unsigned int st_clock;

// used for making messages go away
static int st_msgcounter=0;

// used when in chat
static st_chatstateenum_t st_chatstate;

// whether in automap or first-person
static st_stateenum_t st_gamestate;

// whether left-side main status bar is active
static boolean st_statusbaron;

// whether status bar chat is active
static boolean st_chat;

// value of st_chat before message popped up
static boolean st_oldchat;

// whether chat window has the cursor on
static boolean st_cursoron;

// !deathmatch
static boolean st_notdeathmatch;

// !deathmatch && st_statusbaron
static boolean st_armson;

// !deathmatch
static boolean st_fragson;

// main bar left
// CPhipps - convert to a bitmap
static byte *sbar;
static unsigned short sbar_width, sbar_height;

// 0-9, tall numbers
static patchnum_t tallnum[10];

// tall % sign
static patchnum_t tallpercent;

// 0-9, short, yellow (,different!) numbers
static patchnum_t shortnum[10];

// 3 key-cards, 3 skulls, 3 card/skull combos
// jff 2/24/98 extend number of patches by three skull/card combos
static patchnum_t keys[NUMCARDS+3];

// face status patches
static patchnum_t faces[ST_NUMFACES];

// face background
static patchnum_t faceback; // CPhipps - single background, translated for different players

// main bar right
static patchnum_t armsbg;

// weapon ownership patches
static patchnum_t arms[6][2];

// ready-weapon widget
static st_number_t w_ready;

//jff 2/16/98 status color change levels
int ammo_red;      // ammo percent less than which status is red
int ammo_yellow;   // ammo percent less is yellow more green
int health_red;    // health amount less than which status is red
int health_yellow; // health amount less than which status is yellow
int health_green;  // health amount above is blue, below is green
int armor_red;     // armor amount less than which status is red
int armor_yellow;  // armor amount less than which status is yellow
int armor_green;   // armor amount above is blue, below is green

// in deathmatch only, summary of frags stats
static st_number_t w_frags;

// health widget
static st_percent_t w_health;

// arms background
static st_binicon_t  w_armsbg;

// weapon ownership widgets
static st_multicon_t w_arms[6];

// face status widget
static st_multicon_t w_faces;

// keycard widgets
static st_multicon_t w_keyboxes[3];

// armor widget
static st_percent_t  w_armor;

// ammo widgets
static st_number_t   w_ammo[4];

// max ammo widgets
static st_number_t   w_maxammo[4];

// number of frags so far in deathmatch
static int      st_fragscount;

// used to use appopriately pained face
static int      st_oldhealth = -1;

// used for evil grin
static boolean  oldweaponsowned[NUMWEAPONS];

// count until face changes
static int      st_facecount = 0;

// current face index, used by w_faces
static int      st_faceindex = 0;

// holds key-type for each key box on bar
static int      keyboxes[3];

// a random number per tick
static int      st_randomnumber;

extern char     *mapnames[];


//
// STATUS BAR CODE
//
void ST_Stop(void);

void ST_refreshBackground(void)
{
   int y=0;
   int screen=BG;

   if (st_statusbaron)
   {
      V_DrawNamePatch(ST_X, y, screen, "STBAR", CR_DEFAULT, VPT_STRETCH);

      // killough 3/7/98: make face background change with displayplayer
      if (netgame)
      {
         V_DrawNumPatch(ST_FX, y, BG, faceback.lumpnum,
                        displayplayer ? CR_LIMIT+displayplayer : CR_DEFAULT,
                        displayplayer ? (VPT_TRANS | VPT_STRETCH) : VPT_STRETCH);
      }

      V_CopyRect(ST_X, y, screen, ST_SCALED_WIDTH, ST_SCALED_HEIGHT, ST_X, ST_SCALED_Y, FG, VPT_NONE);
   }
}


// Respond to keyboard input events,
//  intercept cheats.
boolean ST_Responder(event_t *ev)
{
   // Filter automap on/off.
   if (ev->type == ev_keyup && (ev->data1 & 0xffff0000) == AM_MSGHEADER)
   {
      switch(ev->data1)
      {
      case AM_MSGENTERED:
         st_gamestate = AutomapState;
         st_firsttime = true;
         break;

      case AM_MSGEXITED:
         st_gamestate = FirstPersonState;
         break;
      }
   }
//   else  // if a user keypress...
//      if (ev->type == ev_keydown)       // Try cheat responder in m_cheat.c
//         return M_FindCheats(ev->data1); // killough 4/17/98, 5/2/98
   return false;
}

int ST_calcPainOffset(void)
{
   static int lastcalc;
   static int oldhealth = -1;
   int health = plyr->health > 100 ? 100 : plyr->health;

   if (health != oldhealth)
   {
      lastcalc = ST_FACESTRIDE * (((100 - health) * ST_NUMPAINFACES) / 101);
      oldhealth = health;
   }
   return lastcalc;
}


//
// This is a not-very-pretty routine which handles
//  the face states and their timing.
// the precedence of expressions is:
//  dead > evil grin > turned head > straight ahead
//

void ST_updateFaceWidget(void)
{
   int         i;
   angle_t     badguyangle;
   angle_t     diffang;
   static int  lastattackdown = -1;
   static int  priority = 0;
   boolean     doevilgrin;

   if (priority < 10)
   {
      // dead
      if (!plyr->health)
      {
         priority = 9;
         st_faceindex = ST_DEADFACE;
         st_facecount = 1;
      }
   }

   if (priority < 9)
   {
      if (plyr->bonuscount)
      {
         // picking up bonus
         doevilgrin = false;

         for (i=0;i<NUMWEAPONS;i++)
         {
            if (oldweaponsowned[i] != plyr->weaponowned[i])
            {
               doevilgrin = true;
               oldweaponsowned[i] = plyr->weaponowned[i];
            }
         }
         if (doevilgrin)
         {
            // evil grin if just picked up weapon
            priority = 8;
            st_facecount = ST_EVILGRINCOUNT;
            st_faceindex = ST_calcPainOffset() + ST_EVILGRINOFFSET;
         }
      }

   }

   if (priority < 8)
   {
      if (plyr->damagecount && plyr->attacker && plyr->attacker != plyr->mo)
      {
         // being attacked
         priority = 7;

         if (plyr->health - st_oldhealth > ST_MUCHPAIN)
         {
            st_facecount = ST_TURNCOUNT;
            st_faceindex = ST_calcPainOffset() + ST_OUCHOFFSET;
         }
         else
         {
            badguyangle = R_PointToAngle2(plyr->mo->x,
                                          plyr->mo->y,
                                          plyr->attacker->x,
                                          plyr->attacker->y);

            if (badguyangle > plyr->mo->angle)
            {
               // whether right or left
               diffang = badguyangle - plyr->mo->angle;
               i = diffang > ANG180;
            }
            else
            {
               // whether left or right
               diffang = plyr->mo->angle - badguyangle;
               i = diffang <= ANG180;
            } // confusing, aint it?


            st_facecount = ST_TURNCOUNT;
            st_faceindex = ST_calcPainOffset();

            if (diffang < ANG45)
            {
               // head-on
               st_faceindex += ST_RAMPAGEOFFSET;
            }
            else if (i)
            {
               // turn face right
               st_faceindex += ST_TURNOFFSET;
            }
            else
            {
               // turn face left
               st_faceindex += ST_TURNOFFSET+1;
            }
         }
      }
   }

   if (priority < 7)
   {
      // getting hurt because of your own damn stupidity
      if (plyr->damagecount)
      {
         if (plyr->health - st_oldhealth > ST_MUCHPAIN)
         {
            priority = 7;
            st_facecount = ST_TURNCOUNT;
            st_faceindex = ST_calcPainOffset() + ST_OUCHOFFSET;
         }
         else
         {
            priority = 6;
            st_facecount = ST_TURNCOUNT;
            st_faceindex = ST_calcPainOffset() + ST_RAMPAGEOFFSET;
         }

      }

   }

   if (priority < 6)
   {
      // rapid firing
      if (plyr->attackdown)
      {
         if (lastattackdown==-1)
            lastattackdown = ST_RAMPAGEDELAY;
         else if (!--lastattackdown)
         {
            priority = 5;
            st_faceindex = ST_calcPainOffset() + ST_RAMPAGEOFFSET;
            st_facecount = 1;
            lastattackdown = 1;
         }
      }
      else
         lastattackdown = -1;

   }

   if (priority < 5)
   {
      // invulnerability
      if ((plyr->cheats & CF_GODMODE)
            || plyr->powers[pw_invulnerability])
      {
         priority = 4;

         st_faceindex = ST_GODFACE;
         st_facecount = 1;

      }

   }

   // look left or look right if the facecount has timed out
   if (!st_facecount)
   {
      st_faceindex = ST_calcPainOffset() + (st_randomnumber % 3);
      st_facecount = ST_STRAIGHTFACECOUNT;
      priority = 0;
   }

   st_facecount--;

}

int sts_traditional_keys; // killough 2/28/98: traditional status bar keys

void ST_updateWidgets(void)
{
   static int  largeammo = 1994; // means "n/a"
   int         i;

   // must redirect the pointer if the ready weapon has changed.
   //  if (w_ready.data != plyr->readyweapon)
   //  {
   if (weaponinfo[plyr->readyweapon].ammo == am_noammo)
      w_ready.num = &largeammo;
   else
      w_ready.num = &plyr->ammo[weaponinfo[plyr->readyweapon].ammo];
   //{
   // static int tic=0;
   // static int dir=-1;
   // if (!(tic&15))
   //   plyr->ammo[weaponinfo[plyr->readyweapon].ammo]+=dir;
   // if (plyr->ammo[weaponinfo[plyr->readyweapon].ammo] == -100)
   //   dir = 1;
   // tic++;
   // }
   w_ready.data = plyr->readyweapon;

   // if (*w_ready.on)
   //  STlib_updateNum(&w_ready, true);
   // refresh weapon change
   //  }

   // update keycard multiple widgets
   for (i=0;i<3;i++)
   {
      keyboxes[i] = plyr->cards[i] ? i : -1;

      //jff 2/24/98 select double key
      //killough 2/28/98: preserve traditional keys by config option

      if (plyr->cards[i+3])
         keyboxes[i] = keyboxes[i]==-1 || sts_traditional_keys ? i+3 : i+6;
   }

   // refresh everything if this is him coming back to life
   ST_updateFaceWidget();

   // used by the w_armsbg widget
   st_notdeathmatch = !deathmatch;

   // used by w_arms[] widgets
   st_armson = st_statusbaron && !deathmatch;

   // used by w_frags widget
   st_fragson = deathmatch && st_statusbaron;
   st_fragscount = 0;

   for (i=0 ; i<MAXPLAYERS ; i++)
   {
      if (i != displayplayer)            // killough 3/7/98
         st_fragscount += plyr->frags[i];
      else
         st_fragscount -= plyr->frags[i];
   }

   // get rid of chat window if up because of message
   if (!--st_msgcounter)
      st_chat = st_oldchat;

}

void ST_Ticker (void)
{
   st_clock++;
   st_randomnumber = M_Random();
   ST_updateWidgets();
   st_oldhealth = plyr->health;
}

static int st_palette = 0;

void ST_doPaletteStuff(void)
{
   int         palette;
   int cnt = plyr->damagecount;

   if (plyr->powers[pw_strength])
   {
      // slowly fade the berzerk out
      int bzc = 12 - (plyr->powers[pw_strength]>>6);
      if (bzc > cnt)
         cnt = bzc;
   }

   if (cnt)
   {
      palette = (cnt+7)>>3;
      if (palette >= NUMREDPALS)
         palette = NUMREDPALS-1;
      palette += STARTREDPALS;
   }
   else
      if (plyr->bonuscount)
      {
         palette = (plyr->bonuscount+7)>>3;
         if (palette >= NUMBONUSPALS)
            palette = NUMBONUSPALS-1;
         palette += STARTBONUSPALS;
      }
      else
         if (plyr->powers[pw_ironfeet] > 4*32 || plyr->powers[pw_ironfeet] & 8)
            palette = RADIATIONPAL;
         else
            palette = 0;

   if (palette != st_palette)
      V_SetPalette(st_palette = palette); // CPhipps - use new palette function
}

void ST_drawWidgets(boolean refresh)
{
   int  i;

   // used by w_arms[] widgets
   st_armson = st_statusbaron && !deathmatch;

   // used by w_frags widget
   st_fragson = deathmatch && st_statusbaron;

   //jff 2/16/98 make color of ammo depend on amount
   if (*w_ready.num*100 < ammo_red*plyr->maxammo[weaponinfo[w_ready.data].ammo])
      STlib_updateNum(&w_ready, CR_RED, refresh);
   else
      if (*w_ready.num*100 <
            ammo_yellow*plyr->maxammo[weaponinfo[w_ready.data].ammo])
         STlib_updateNum(&w_ready, CR_GOLD, refresh);
      else
         STlib_updateNum(&w_ready, CR_GREEN, refresh);

   for (i=0;i<4;i++)
   {
      STlib_updateNum(&w_ammo[i], CR_DEFAULT, refresh);
      STlib_updateNum(&w_maxammo[i], CR_DEFAULT, refresh);
   }

   //jff 2/16/98 make color of health depend on amount
   if (*w_health.n.num<health_red)
      STlib_updatePercent(&w_health, CR_RED, refresh);
   else if (*w_health.n.num<health_yellow)
      STlib_updatePercent(&w_health, CR_GOLD, refresh);
   else if (*w_health.n.num<=health_green)
      STlib_updatePercent(&w_health, CR_GREEN, refresh);
   else
      STlib_updatePercent(&w_health, CR_BLUE2, refresh); //killough 2/28/98

   //jff 2/16/98 make color of armor depend on amount
   if (*w_armor.n.num<armor_red)
      STlib_updatePercent(&w_armor, CR_RED, refresh);
   else if (*w_armor.n.num<armor_yellow)
      STlib_updatePercent(&w_armor, CR_GOLD, refresh);
   else if (*w_armor.n.num<=armor_green)
      STlib_updatePercent(&w_armor, CR_GREEN, refresh);
   else
      STlib_updatePercent(&w_armor, CR_BLUE2, refresh); //killough 2/28/98

   STlib_updateBinIcon(&w_armsbg, refresh);

   for (i=0;i<6;i++)
      STlib_updateMultIcon(&w_arms[i], refresh);

   STlib_updateMultIcon(&w_faces, refresh);

   for (i=0;i<3;i++)
      STlib_updateMultIcon(&w_keyboxes[i], refresh);

   STlib_updateNum(&w_frags, CR_DEFAULT, refresh);

}

void ST_doRefresh(void)
{

   st_firsttime = false;

   // draw status bar background to off-screen buff
   ST_refreshBackground();

   // and refresh all widgets
   ST_drawWidgets(true);

}

void ST_diffDraw(void)
{
   // update all widgets
   ST_drawWidgets(false);
}

void ST_Drawer(boolean st_statusbaron, boolean refresh)
{
   /* cph - let status bar on be controlled
    * completely by the call from D_Display
    * proff - really do it
    */
   st_firsttime = st_firsttime || refresh;

   ST_doPaletteStuff();  // Do red-/gold-shifts from damage/items

   if (st_statusbaron) {
      if (st_firsttime)
         ST_doRefresh();     /* If just after ST_Start(), refresh all */
      else
         ST_diffDraw();      /* Otherwise, update as little as possible */
   }
}

//
// ST_loadGraphics
//
// CPhipps - Loads graphics needed for status bar if doload is true,
//  unloads them otherwise
//
static void ST_loadGraphics(boolean doload)
{

   int  i,facenum;

   char namebuf[9];
   // cph - macro that either acquires a pointer and lock for a lump, or
   // unlocks it. var is referenced exactly once in either case, so ++ in arg works
   /*
   #define LOADORFREE(var,name) \
   if (!doload) { W_UnlockLumpName(name); var = NULL; } \
   else var = (const patch_t*)W_CacheLumpName(name)
   */

   // Load the numbers, tall and short
   for (i=0;i<10;i++)
   {
      snprintf(namebuf, sizeof(namebuf),"STTNUM%d", i);
      R_SetPatchNum(&tallnum[i],namebuf);

      snprintf(namebuf, sizeof(namebuf),"STYSNUM%d", i);
      R_SetPatchNum(&shortnum[i],namebuf);
   }

   // Load percent key.
   R_SetPatchNum(&tallpercent,"STTPRCNT");

   // key cards
   for (i=0;i<NUMCARDS+3;i++)  //jff 2/23/98 show both keys too
   {
      snprintf(namebuf, sizeof(namebuf), "STKEYS%d", i);
      R_SetPatchNum(&keys[i], namebuf);
   }

   // arms background
   R_SetPatchNum(&armsbg, "STARMS");

   // arms ownership widgets
   for (i=0;i<6;i++)
   {
      snprintf(namebuf, sizeof(namebuf),"STGNUM%d", i+2);
      // gray #
      R_SetPatchNum(&arms[i][0], namebuf);

      // yellow #
      arms[i][1] = shortnum[i+2];
   }

   // face backgrounds for different color players
   // killough 3/7/98: add better support for spy mode by loading all
   // player face backgrounds and using displayplayer to choose them:
   R_SetPatchNum(&faceback, "STFB0");

   // status bar background bits
   if (doload)
      sbar = V_PatchToBlock("STBAR", CR_DEFAULT, VPT_NONE,
                            &sbar_width, &sbar_height);
   else {
      free(sbar); sbar=NULL;
   }

   // face states
   facenum = 0;
   for (i=0;i<ST_NUMPAINFACES;i++)
   {
      int j;
      for (j=0;j<ST_NUMSTRAIGHTFACES;j++)
      {
         snprintf(namebuf, sizeof(namebuf), "STFST%d%d", i, j);
         R_SetPatchNum(&faces[facenum++], namebuf);
      }
      snprintf(namebuf, sizeof(namebuf), "STFTR%d0", i);        // turn right
      R_SetPatchNum(&faces[facenum++], namebuf);
      snprintf(namebuf, sizeof(namebuf), "STFTL%d0", i);        // turn left
      R_SetPatchNum(&faces[facenum++], namebuf);
      snprintf(namebuf, sizeof(namebuf), "STFOUCH%d", i);       // ouch!
      R_SetPatchNum(&faces[facenum++], namebuf);
      snprintf(namebuf, sizeof(namebuf), "STFEVL%d", i);        // evil grin ;)
      R_SetPatchNum(&faces[facenum++], namebuf);
      snprintf(namebuf, sizeof(namebuf), "STFKILL%d", i);       // pissed off
      R_SetPatchNum(&faces[facenum++], namebuf);
   }
   R_SetPatchNum(&faces[facenum++], "STFGOD0");
   R_SetPatchNum(&faces[facenum++], "STFDEAD0");
}

void ST_loadData(void)
{
   ST_loadGraphics(true);
}

void ST_unloadData(void)
{
   ST_loadGraphics(false);
}

void ST_initData(void)
{
   int i;

   st_firsttime = true;
   plyr = &players[displayplayer];            // killough 3/7/98

   st_clock = 0;
   st_chatstate = StartChatState;
   st_gamestate = FirstPersonState;

   st_statusbaron = true;
   st_oldchat = st_chat = false;
   st_cursoron = false;

   st_faceindex = 0;
   st_palette = -1;

   st_oldhealth = -1;

   for (i=0;i<NUMWEAPONS;i++)
      oldweaponsowned[i] = plyr->weaponowned[i];

   for (i=0;i<3;i++)
      keyboxes[i] = -1;

   STlib_init();
}

void ST_createWidgets(void)
{
   int i;

   // ready weapon ammo
   STlib_initNum(&w_ready,
                 ST_AMMOX,
                 ST_AMMOY,
                 tallnum,
                 &plyr->ammo[weaponinfo[plyr->readyweapon].ammo],
                 &st_statusbaron,
                 ST_AMMOWIDTH );

   // the last weapon type
   w_ready.data = plyr->readyweapon;

   // health percentage
   STlib_initPercent(&w_health,
                     ST_HEALTHX,
                     ST_HEALTHY,
                     tallnum,
                     &plyr->health,
                     &st_statusbaron,
                     &tallpercent);

   // arms background
   STlib_initBinIcon(&w_armsbg,
                     ST_ARMSBGX,
                     ST_ARMSBGY,
                     &armsbg,
                     &st_notdeathmatch,
                     &st_statusbaron);

   // weapons owned
   for(i=0;i<6;i++)
   {
      STlib_initMultIcon(&w_arms[i],
                         ST_ARMSX+(i%3)*ST_ARMSXSPACE,
                         ST_ARMSY+(i/3)*ST_ARMSYSPACE,
                         arms[i], (int *) &plyr->weaponowned[i+1],
                         &st_armson);
   }

   // frags sum
   STlib_initNum(&w_frags,
                 ST_FRAGSX,
                 ST_FRAGSY,
                 tallnum,
                 &st_fragscount,
                 &st_fragson,
                 ST_FRAGSWIDTH);

   // faces
   STlib_initMultIcon(&w_faces,
                      ST_FACESX,
                      ST_FACESY,
                      faces,
                      &st_faceindex,
                      &st_statusbaron);

   // armor percentage - should be colored later
   STlib_initPercent(&w_armor,
                     ST_ARMORX,
                     ST_ARMORY,
                     tallnum,
                     &plyr->armorpoints,
                     &st_statusbaron, &tallpercent);

   // keyboxes 0-2
   STlib_initMultIcon(&w_keyboxes[0],
                      ST_KEY0X,
                      ST_KEY0Y,
                      keys,
                      &keyboxes[0],
                      &st_statusbaron);

   STlib_initMultIcon(&w_keyboxes[1],
                      ST_KEY1X,
                      ST_KEY1Y,
                      keys,
                      &keyboxes[1],
                      &st_statusbaron);

   STlib_initMultIcon(&w_keyboxes[2],
                      ST_KEY2X,
                      ST_KEY2Y,
                      keys,
                      &keyboxes[2],
                      &st_statusbaron);

   // ammo count (all four kinds)
   STlib_initNum(&w_ammo[0],
                 ST_AMMO0X,
                 ST_AMMO0Y,
                 shortnum,
                 &plyr->ammo[0],
                 &st_statusbaron,
                 ST_AMMO0WIDTH);

   STlib_initNum(&w_ammo[1],
                 ST_AMMO1X,
                 ST_AMMO1Y,
                 shortnum,
                 &plyr->ammo[1],
                 &st_statusbaron,
                 ST_AMMO1WIDTH);

   STlib_initNum(&w_ammo[2],
                 ST_AMMO2X,
                 ST_AMMO2Y,
                 shortnum,
                 &plyr->ammo[2],
                 &st_statusbaron,
                 ST_AMMO2WIDTH);

   STlib_initNum(&w_ammo[3],
                 ST_AMMO3X,
                 ST_AMMO3Y,
                 shortnum,
                 &plyr->ammo[3],
                 &st_statusbaron,
                 ST_AMMO3WIDTH);

   // max ammo count (all four kinds)
   STlib_initNum(&w_maxammo[0],
                 ST_MAXAMMO0X,
                 ST_MAXAMMO0Y,
                 shortnum,
                 &plyr->maxammo[0],
                 &st_statusbaron,
                 ST_MAXAMMO0WIDTH);

   STlib_initNum(&w_maxammo[1],
                 ST_MAXAMMO1X,
                 ST_MAXAMMO1Y,
                 shortnum,
                 &plyr->maxammo[1],
                 &st_statusbaron,
                 ST_MAXAMMO1WIDTH);

   STlib_initNum(&w_maxammo[2],
                 ST_MAXAMMO2X,
                 ST_MAXAMMO2Y,
                 shortnum,
                 &plyr->maxammo[2],
                 &st_statusbaron,
                 ST_MAXAMMO2WIDTH);

   STlib_initNum(&w_maxammo[3],
                 ST_MAXAMMO3X,
                 ST_MAXAMMO3Y,
                 shortnum,
                 &plyr->maxammo[3],
                 &st_statusbaron,
                 ST_MAXAMMO3WIDTH);
}

static boolean st_stopped = true;

void ST_Start(void)
{
   if (!st_stopped)
      ST_Stop();
   ST_initData();
   ST_createWidgets();
   st_stopped = false;
}

void ST_Stop(void)
{
   if (st_stopped)
      return;
   V_SetPalette(0);
   st_stopped = true;
}

void ST_Init(void)
{
   veryfirsttime = 0;
   ST_loadData();
   // proff 08/18/98: Changed for high-res
   d_screens[4] = Z_Malloc(SCREENWIDTH*(ST_SCALED_HEIGHT+1), PU_STATIC, 0);
   //  d_screens[4] = Z_Malloc(ST_WIDTH*ST_HEIGHT, PU_STATIC, 0);
}