// Emacs style mode select   -*- C++ -*- 
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
// $Log:$
//
// DESCRIPTION:
//        Intermission screens.
//
//-----------------------------------------------------------------------------


#include "doom_config.h"



#include "z_zone.h"
#include "m_random.h"
#include "m_swap.h"
#include "i_system.h"
#include "w_wad.h"
#include "g_game.h"
#include "r_local.h"
#include "s_sound.h"
#include "doomstat.h"
#include "sounds.h" // Data.
#include "v_video.h" // Needs access to LFB.
#include "wi_stuff.h"


//
// Data needed to add patches to full screen intermission pics.
// Patches are statistics messages, and animations.
// Loads of by-pixel layout and placement, offsets etc.
//


//
// Different vetween registered DOOM (1994) and
//  Ultimate DOOM - Final edition (retail, 1995?).
// This is supposedly ignored for commercial
//  release (aka DOOM II), which had 34 maps
//  in one episode. So there.
#define NUMEPISODES 4
#define NUMMAPS 9

// GLOBAL LOCATIONS
#define WI_TITLEY 2
#define WI_SPACINGY 33

// SINGPLE-PLAYER STUFF
#define SP_STATSX 50
#define SP_STATSY 50

#define SP_TIMEX 16
#define SP_TIMEY (SCREENHEIGHT-32)

// NET GAME STUFF
#define NG_STATSY 50
#define NG_STATSX (32 + SHORT(star->width)/2 + 32*!dofrags)

#define NG_SPACINGX 64

// DEATHMATCH STUFF
#define DM_MATRIXX 42
#define DM_MATRIXY 68

#define DM_SPACINGX 40

#define DM_TOTALSX 269

#define DM_KILLERSX 10
#define DM_KILLERSY 100
#define DM_VICTIMSX 5
#define DM_VICTIMSY 50

#define FB 0

// States for single-player
#define SP_KILLS                0
#define SP_ITEMS                2
#define SP_SECRET                4
#define SP_FRAGS                6 
#define SP_TIME                        8 
#define SP_PAR                        ST_TIME

#define SP_PAUSE                1

// in seconds
#define SHOWNEXTLOCDELAY        4
//#define SHOWLASTLOCDELAY        SHOWNEXTLOCDELAY


typedef enum
{
    ANIM_ALWAYS,
    ANIM_RANDOM,
    ANIM_LEVEL
} animenum_t;


typedef struct
{
    int x;
    int y;
} point_t;


//
// Animation.
// There is another anim_t used in p_spec.
//
typedef struct
{
    animenum_t type;

    // period in tics between animations
    int period;

    // number of animation frames
    int nanims;

    // location of animation
    point_t loc;

    // ALWAYS: n/a,
    // RANDOM: period deviation (<256),
    // LEVEL: level
    int data1;

    // ALWAYS: n/a,
    // RANDOM: random base period,
    // LEVEL: n/a
    int data2;

    // actual graphics for frames of animations
    patch_t* p[3];

    // following must be initialized to zero before use!

    // next value of bcnt (used in conjunction with period)
    int nexttic;

    // last drawn animation frame
    int lastdrawn;

    // next frame number to animate
    int ctr;

    // used by RANDOM and LEVEL when animating
    int state;
} anim_t;


static point_t lnodes[NUMEPISODES][NUMMAPS] =
{
    // Episode 0 World Map
    {
        { 185, 164 },       // location of level 0 (CJ)
        { 148, 143 },       // location of level 1 (CJ)
        { 69, 122 },        // location of level 2 (CJ)
        { 209, 102 },       // location of level 3 (CJ)
        { 116, 89 },        // location of level 4 (CJ)
        { 166, 55 },        // location of level 5 (CJ)
        { 71, 56 },         // location of level 6 (CJ)
        { 135, 29 },        // location of level 7 (CJ)
        { 71, 24 }          // location of level 8 (CJ)
    },

    // Episode 1 World Map should go here
    {
        { 254, 25 },        // location of level 0 (CJ)
        { 97, 50 },         // location of level 1 (CJ)
        { 188, 64 },        // location of level 2 (CJ)
        { 128, 78 },        // location of level 3 (CJ)
        { 214, 92 },        // location of level 4 (CJ)
        { 133, 130 },       // location of level 5 (CJ)
        { 208, 136 },       // location of level 6 (CJ)
        { 148, 140 },       // location of level 7 (CJ)
        { 235, 158 }        // location of level 8 (CJ)
    },

    // Episode 2 World Map should go here
    {
        { 156, 168 },       // location of level 0 (CJ)
        { 48, 154 },        // location of level 1 (CJ)
        { 174, 95 },        // location of level 2 (CJ)
        { 265, 75 },        // location of level 3 (CJ)
        { 130, 48 },        // location of level 4 (CJ)
        { 279, 23 },        // location of level 5 (CJ)
        { 198, 48 },        // location of level 6 (CJ)
        { 140, 25 },        // location of level 7 (CJ)
        { 281, 136 }        // location of level 8 (CJ)
    }
};


//
// Animation locations for episode 0 (1).
// Using patches saves a lot of space,
//  as they replace 320x200 full screen frames.
//
static anim_t epsd0animinfo[] =
{
    { ANIM_ALWAYS, TICRATE / 3, 3, { 224, 104 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 184, 160 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 112, 136 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 72, 112 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 88, 96 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 64, 48 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 192, 40 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 136, 16 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 80, 16 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 64, 24 } }
};

static anim_t epsd1animinfo[] =
{
    { ANIM_LEVEL, TICRATE / 3, 1, { 128, 136 }, 1 },
    { ANIM_LEVEL, TICRATE / 3, 1, { 128, 136 }, 2 },
    { ANIM_LEVEL, TICRATE / 3, 1, { 128, 136 }, 3 },
    { ANIM_LEVEL, TICRATE / 3, 1, { 128, 136 }, 4 },
    { ANIM_LEVEL, TICRATE / 3, 1, { 128, 136 }, 5 },
    { ANIM_LEVEL, TICRATE / 3, 1, { 128, 136 }, 6 },
    { ANIM_LEVEL, TICRATE / 3, 1, { 128, 136 }, 7 },
    { ANIM_LEVEL, TICRATE / 3, 3, { 192, 144 }, 8 },
    { ANIM_LEVEL, TICRATE / 3, 1, { 128, 136 }, 8 }
};

static anim_t epsd2animinfo[] =
{
    { ANIM_ALWAYS, TICRATE / 3, 3, { 104, 168 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 40, 136 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 160, 96 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 104, 80 } },
    { ANIM_ALWAYS, TICRATE / 3, 3, { 120, 32 } },
    { ANIM_ALWAYS, TICRATE / 4, 3, { 40, 0 } }
};

static int NUMANIMS[NUMEPISODES] =
{
    sizeof(epsd0animinfo) / sizeof(anim_t),
    sizeof(epsd1animinfo) / sizeof(anim_t),
    sizeof(epsd2animinfo) / sizeof(anim_t)
};

static anim_t* anims[NUMEPISODES] =
{
    epsd0animinfo,
    epsd1animinfo,
    epsd2animinfo
};


//
// GENERAL DATA
//

//
// Locally used stuff.
//

// used to accelerate or skip a stage
static int acceleratestage;

// wbs->pnum
static int me;

// specifies current state
static stateenum_t state;

// contains information passed into intermission
static wbstartstruct_t* wbs;

static wbplayerstruct_t* plrs;  // wbs->plyr[]

// used for general timing
static int cnt;

// used for timing of background animation
static int bcnt;

// signals to refresh everything for one frame
static int firstrefresh;

static int cnt_kills[MAXPLAYERS];
static int cnt_items[MAXPLAYERS];
static int cnt_secret[MAXPLAYERS];
static int cnt_time;
static int cnt_par;
static int cnt_pause;

// # of commercial levels
static int NUMCMAPS;


//
// GRAPHICS
//

// background (map of levels).
static patch_t* bg;

// You Are Here graphic
static patch_t* yah[2];

// splat
static patch_t* splat;

// %, : graphics
static patch_t* percent;
static patch_t* colon;

// 0-9 graphic
static patch_t* num[10];

// minus sign
static patch_t* wiminus;

// "Finished!" graphics
static patch_t* finished;

// "Entering" graphic
static patch_t* entering;

// "secret"
static patch_t* sp_secret;

// "Kills", "Scrt", "Items", "Frags"
static patch_t* kills;
static patch_t* secret;
static patch_t* items;
static patch_t* frags;

// Time sucks.
static patch_t* time;
static patch_t* par;
static patch_t* sucks;

// "killers", "victims"
static patch_t* killers;
static patch_t* victims;

// "Total", your face, your dead face
static patch_t* total;
static patch_t* star;
static patch_t* bstar;

// "red P[1..MAXPLAYERS]"
static patch_t* p[MAXPLAYERS];

// "gray P[1..MAXPLAYERS]"
static patch_t* bp[MAXPLAYERS];

// Name graphics of each level (centered)
static patch_t** lnames;

static doom_boolean snl_pointeron = false;
static int dm_state;
static int dm_frags[MAXPLAYERS][MAXPLAYERS];
static int dm_totals[MAXPLAYERS];
static int cnt_frags[MAXPLAYERS];
static int dofrags;
static int ng_state;
static int sp_state;


//
// CODE
//

void WI_slamBackground(void)
{
    doom_memcpy(screens[0], screens[1], SCREENWIDTH * SCREENHEIGHT);
    V_MarkRect(0, 0, SCREENWIDTH, SCREENHEIGHT);
}


// The ticker is used to detect keys
//  because of timing issues in netgames.
doom_boolean WI_Responder(event_t* ev)
{
    return false;
}


// Draws "<Levelname> Finished!"
void WI_drawLF(void)
{
    int y = WI_TITLEY;

    // draw <LevelName> 
    V_DrawPatch((SCREENWIDTH - SHORT(lnames[wbs->last]->width)) / 2,
                y, FB, lnames[wbs->last]);

    // draw "Finished!"
    y += (5 * SHORT(lnames[wbs->last]->height)) / 4;

    V_DrawPatch((SCREENWIDTH - SHORT(finished->width)) / 2,
                y, FB, finished);
}


// Draws "Entering <LevelName>"
void WI_drawEL(void)
{
    int y = WI_TITLEY;

    // draw "Entering"
    V_DrawPatch((SCREENWIDTH - SHORT(entering->width)) / 2,
                y, FB, entering);

    // draw level
    y += (5 * SHORT(lnames[wbs->next]->height)) / 4;

    V_DrawPatch((SCREENWIDTH - SHORT(lnames[wbs->next]->width)) / 2,
                y, FB, lnames[wbs->next]);
}


void WI_drawOnLnode(int n, patch_t* c[])
{
    int                i;
    int                left;
    int                top;
    int                right;
    int                bottom;
    doom_boolean       fits = false;

    i = 0;
    do
    {
        left = lnodes[wbs->epsd][n].x - SHORT(c[i]->leftoffset);
        top = lnodes[wbs->epsd][n].y - SHORT(c[i]->topoffset);
        right = left + SHORT(c[i]->width);
        bottom = top + SHORT(c[i]->height);

        if (left >= 0
            && right < SCREENWIDTH
            && top >= 0
            && bottom < SCREENHEIGHT)
        {
            fits = true;
        }
        else
        {
            i++;
        }
    } while (!fits && i != 2);

    if (fits && i < 2)
    {
        V_DrawPatch(lnodes[wbs->epsd][n].x, lnodes[wbs->epsd][n].y,
                    FB, c[i]);
    }
    else
    {
        // DEBUG
        //doom_print("Could not place patch on level %d", n + 1);
        doom_print("Could not place patch on level ");
        doom_print(doom_itoa(n + 1, 10));
    }
}


void WI_initAnimatedBack(void)
{
    int i;
    anim_t* a;

    if (gamemode == commercial)
        return;

    if (wbs->epsd > 2)
        return;

    for (i = 0; i < NUMANIMS[wbs->epsd]; i++)
    {
        a = &anims[wbs->epsd][i];

        // init variables
        a->ctr = -1;

        // specify the next time to draw it
        if (a->type == ANIM_ALWAYS)
            a->nexttic = bcnt + 1 + (M_Random() % a->period);
        else if (a->type == ANIM_RANDOM)
            a->nexttic = bcnt + 1 + a->data2 + (M_Random() % a->data1);
        else if (a->type == ANIM_LEVEL)
            a->nexttic = bcnt + 1;
    }
}


void WI_updateAnimatedBack(void)
{
    int i;
    anim_t* a;

    if (gamemode == commercial)
        return;

    if (wbs->epsd > 2)
        return;

    for (i = 0; i < NUMANIMS[wbs->epsd]; i++)
    {
        a = &anims[wbs->epsd][i];

        if (bcnt == a->nexttic)
        {
            switch (a->type)
            {
                case ANIM_ALWAYS:
                    if (++a->ctr >= a->nanims) a->ctr = 0;
                    a->nexttic = bcnt + a->period;
                    break;

                case ANIM_RANDOM:
                    a->ctr++;
                    if (a->ctr == a->nanims)
                    {
                        a->ctr = -1;
                        a->nexttic = bcnt + a->data2 + (M_Random() % a->data1);
                    }
                    else a->nexttic = bcnt + a->period;
                    break;

                case ANIM_LEVEL:
                    // gawd-awful hack for level anims
                    if (!(state == StatCount && i == 7)
                        && wbs->next == a->data1)
                    {
                        a->ctr++;
                        if (a->ctr == a->nanims) a->ctr--;
                        a->nexttic = bcnt + a->period;
                    }
                    break;
            }
        }
    }
}


void WI_drawAnimatedBack(void)
{
    int i;
    anim_t* a;

    if (commercial)
        return;

    if (wbs->epsd > 2)
        return;

    for (i = 0; i < NUMANIMS[wbs->epsd]; i++)
    {
        a = &anims[wbs->epsd][i];

        if (a->ctr >= 0)
            V_DrawPatch(a->loc.x, a->loc.y, FB, a->p[a->ctr]);
    }
}


//
// Draws a number.
// If digits > 0, then use that many digits minimum,
//  otherwise only use as many as necessary.
// Returns new x position.
//
int WI_drawNum(int x, int y, int n, int digits)
{
    int fontwidth = SHORT(num[0]->width);
    int neg;
    int temp;

    if (digits < 0)
    {
        if (!n)
        {
            // make variable-length zeros 1 digit long
            digits = 1;
        }
        else
        {
            // figure out # of digits in #
            digits = 0;
            temp = n;

            while (temp)
            {
                temp /= 10;
                digits++;
            }
        }
    }

    neg = n < 0;
    if (neg)
        n = -n;

    // if non-number, do not draw it
    if (n == 1994)
        return 0;

    // draw the new number
    while (digits--)
    {
        x -= fontwidth;
        V_DrawPatch(x, y, FB, num[n % 10]);
        n /= 10;
    }

    // draw a minus sign if necessary
    if (neg)
        V_DrawPatch(x -= 8, y, FB, wiminus);

    return x;
}


void WI_drawPercent(int x, int y, int p)
{
    if (p < 0)
        return;

    V_DrawPatch(x, y, FB, percent);
    WI_drawNum(x, y, p, -1);
}


//
// Display level completion time and par,
//  or "sucks" message if overflow.
//
void WI_drawTime(int x, int y, int t)
{
    int div;
    int n;

    if (t < 0)
        return;

    if (t <= 61 * 59)
    {
        div = 1;

        do
        {
            n = (t / div) % 60;
            x = WI_drawNum(x, y, n, 2) - SHORT(colon->width);
            div *= 60;

            // draw
            if (div == 60 || t / div)
                V_DrawPatch(x, y, FB, colon);

        } while (t / div);
    }
    else
    {
        // "sucks"
        V_DrawPatch(x - SHORT(sucks->width), y, FB, sucks);
    }
}


void WI_End(void)
{
    void WI_unloadData(void);
    WI_unloadData();
}


void WI_initNoState(void)
{
    state = NoState;
    acceleratestage = 0;
    cnt = 10;
}


void WI_updateNoState(void)
{
    WI_updateAnimatedBack();

    if (!--cnt)
    {
        WI_End();
        G_WorldDone();
    }
}


void WI_initShowNextLoc(void)
{
    state = ShowNextLoc;
    acceleratestage = 0;
    cnt = SHOWNEXTLOCDELAY * TICRATE;

    WI_initAnimatedBack();
}


void WI_updateShowNextLoc(void)
{
    WI_updateAnimatedBack();

    if (!--cnt || acceleratestage)
        WI_initNoState();
    else
        snl_pointeron = (cnt & 31) < 20;
}


void WI_drawShowNextLoc(void)
{
    int i;
    int last;

    WI_slamBackground();

    // draw animated background
    WI_drawAnimatedBack();

    if (gamemode != commercial)
    {
        if (wbs->epsd > 2)
        {
            WI_drawEL();
            return;
        }

        last = (wbs->last == 8) ? wbs->next - 1 : wbs->last;

        // draw a splat on taken cities.
        for (i = 0; i <= last; i++)
            WI_drawOnLnode(i, &splat);

        // splat the secret level?
        if (wbs->didsecret)
            WI_drawOnLnode(8, &splat);

        // draw flashing ptr
        if (snl_pointeron)
            WI_drawOnLnode(wbs->next, yah);
    }

    // draws which level you are entering..
    if ((gamemode != commercial)
        || wbs->next != 30)
        WI_drawEL();
}


void WI_drawNoState(void)
{
    snl_pointeron = true;
    WI_drawShowNextLoc();
}


int WI_fragSum(int playernum)
{
    int i;
    int frags = 0;

    for (i = 0; i < MAXPLAYERS; i++)
    {
        if (playeringame[i]
            && i != playernum)
        {
            frags += plrs[playernum].frags[i];
        }
    }

    // JDC hack - negative frags.
    frags -= plrs[playernum].frags[playernum];
    // UNUSED if (frags < 0)
    //         frags = 0;

    return frags;
}


void WI_initDeathmatchStats(void)
{
    int i;
    int j;

    state = StatCount;
    acceleratestage = 0;
    dm_state = 1;

    cnt_pause = TICRATE;

    for (i = 0; i < MAXPLAYERS; i++)
    {
        if (playeringame[i])
        {
            for (j = 0; j < MAXPLAYERS; j++)
                if (playeringame[j])
                    dm_frags[i][j] = 0;

            dm_totals[i] = 0;
        }
    }

    WI_initAnimatedBack();
}


void WI_updateDeathmatchStats(void)
{
    int i;
    int j;

    doom_boolean stillticking;

    WI_updateAnimatedBack();

    if (acceleratestage && dm_state != 4)
    {
        acceleratestage = 0;

        for (i = 0; i < MAXPLAYERS; i++)
        {
            if (playeringame[i])
            {
                for (j = 0; j < MAXPLAYERS; j++)
                    if (playeringame[j])
                        dm_frags[i][j] = plrs[i].frags[j];

                dm_totals[i] = WI_fragSum(i);
            }
        }


        S_StartSound(0, sfx_barexp);
        dm_state = 4;
    }


    if (dm_state == 2)
    {
        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        stillticking = false;

        for (i = 0; i < MAXPLAYERS; i++)
        {
            if (playeringame[i])
            {
                for (j = 0; j < MAXPLAYERS; j++)
                {
                    if (playeringame[j]
                        && dm_frags[i][j] != plrs[i].frags[j])
                    {
                        if (plrs[i].frags[j] < 0)
                            dm_frags[i][j]--;
                        else
                            dm_frags[i][j]++;

                        if (dm_frags[i][j] > 99)
                            dm_frags[i][j] = 99;

                        if (dm_frags[i][j] < -99)
                            dm_frags[i][j] = -99;

                        stillticking = true;
                    }
                }
                dm_totals[i] = WI_fragSum(i);

                if (dm_totals[i] > 99)
                    dm_totals[i] = 99;

                if (dm_totals[i] < -99)
                    dm_totals[i] = -99;
            }

        }
        if (!stillticking)
        {
            S_StartSound(0, sfx_barexp);
            dm_state++;
        }

    }
    else if (dm_state == 4)
    {
        if (acceleratestage)
        {
            S_StartSound(0, sfx_slop);

            if (gamemode == commercial)
                WI_initNoState();
            else
                WI_initShowNextLoc();
        }
    }
    else if (dm_state & 1)
    {
        if (!--cnt_pause)
        {
            dm_state++;
            cnt_pause = TICRATE;
        }
    }
}


void WI_drawDeathmatchStats(void)
{
    int i;
    int j;
    int x;
    int y;
    int w;

    int lh;        // line height

    lh = WI_SPACINGY;

    WI_slamBackground();

    // draw animated background
    WI_drawAnimatedBack();
    WI_drawLF();

    // draw stat titles (top line)
    V_DrawPatch(DM_TOTALSX - SHORT(total->width) / 2,
                DM_MATRIXY - WI_SPACINGY + 10,
                FB,
                total);

    V_DrawPatch(DM_KILLERSX, DM_KILLERSY, FB, killers);
    V_DrawPatch(DM_VICTIMSX, DM_VICTIMSY, FB, victims);

    // draw P?
    x = DM_MATRIXX + DM_SPACINGX;
    y = DM_MATRIXY;

    for (i = 0; i < MAXPLAYERS; i++)
    {
        if (playeringame[i])
        {
            V_DrawPatch(x - SHORT(p[i]->width) / 2,
                        DM_MATRIXY - WI_SPACINGY,
                        FB,
                        p[i]);

            V_DrawPatch(DM_MATRIXX - SHORT(p[i]->width) / 2,
                        y,
                        FB,
                        p[i]);

            if (i == me)
            {
                V_DrawPatch(x - SHORT(p[i]->width) / 2,
                            DM_MATRIXY - WI_SPACINGY,
                            FB,
                            bstar);

                V_DrawPatch(DM_MATRIXX - SHORT(p[i]->width) / 2,
                            y,
                            FB,
                            star);
            }
        }
        else
        {
            // V_DrawPatch(x-SHORT(bp[i]->width)/2,
            //   DM_MATRIXY - WI_SPACINGY, FB, bp[i]);
            // V_DrawPatch(DM_MATRIXX-SHORT(bp[i]->width)/2,
            //   y, FB, bp[i]);
        }
        x += DM_SPACINGX;
        y += WI_SPACINGY;
    }

    // draw stats
    y = DM_MATRIXY + 10;
    w = SHORT(num[0]->width);

    for (i = 0; i < MAXPLAYERS; i++)
    {
        x = DM_MATRIXX + DM_SPACINGX;

        if (playeringame[i])
        {
            for (j = 0; j < MAXPLAYERS; j++)
            {
                if (playeringame[j])
                    WI_drawNum(x + w, y, dm_frags[i][j], 2);

                x += DM_SPACINGX;
            }
            WI_drawNum(DM_TOTALSX + w, y, dm_totals[i], 2);
        }
        y += WI_SPACINGY;
    }
}


void WI_initNetgameStats(void)
{
    int i;

    state = StatCount;
    acceleratestage = 0;
    ng_state = 1;

    cnt_pause = TICRATE;

    for (i = 0; i < MAXPLAYERS; i++)
    {
        if (!playeringame[i])
            continue;

        cnt_kills[i] = cnt_items[i] = cnt_secret[i] = cnt_frags[i] = 0;

        dofrags += WI_fragSum(i);
    }

    dofrags = !!dofrags;

    WI_initAnimatedBack();
}


void WI_updateNetgameStats(void)
{
    int i;
    int fsum;

    doom_boolean stillticking;

    WI_updateAnimatedBack();

    if (acceleratestage && ng_state != 10)
    {
        acceleratestage = 0;

        for (i = 0; i < MAXPLAYERS; i++)
        {
            if (!playeringame[i])
                continue;

            cnt_kills[i] = (plrs[i].skills * 100) / wbs->maxkills;
            cnt_items[i] = (plrs[i].sitems * 100) / wbs->maxitems;
            cnt_secret[i] = (plrs[i].ssecret * 100) / wbs->maxsecret;

            if (dofrags)
                cnt_frags[i] = WI_fragSum(i);
        }
        S_StartSound(0, sfx_barexp);
        ng_state = 10;
    }

    if (ng_state == 2)
    {
        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        stillticking = false;

        for (i = 0; i < MAXPLAYERS; i++)
        {
            if (!playeringame[i])
                continue;

            cnt_kills[i] += 2;

            if (cnt_kills[i] >= (plrs[i].skills * 100) / wbs->maxkills)
                cnt_kills[i] = (plrs[i].skills * 100) / wbs->maxkills;
            else
                stillticking = true;
        }

        if (!stillticking)
        {
            S_StartSound(0, sfx_barexp);
            ng_state++;
        }
    }
    else if (ng_state == 4)
    {
        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        stillticking = false;

        for (i = 0; i < MAXPLAYERS; i++)
        {
            if (!playeringame[i])
                continue;

            cnt_items[i] += 2;
            if (cnt_items[i] >= (plrs[i].sitems * 100) / wbs->maxitems)
                cnt_items[i] = (plrs[i].sitems * 100) / wbs->maxitems;
            else
                stillticking = true;
        }
        if (!stillticking)
        {
            S_StartSound(0, sfx_barexp);
            ng_state++;
        }
    }
    else if (ng_state == 6)
    {
        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        stillticking = false;

        for (i = 0; i < MAXPLAYERS; i++)
        {
            if (!playeringame[i])
                continue;

            cnt_secret[i] += 2;

            if (cnt_secret[i] >= (plrs[i].ssecret * 100) / wbs->maxsecret)
                cnt_secret[i] = (plrs[i].ssecret * 100) / wbs->maxsecret;
            else
                stillticking = true;
        }

        if (!stillticking)
        {
            S_StartSound(0, sfx_barexp);
            ng_state += 1 + 2 * !dofrags;
        }
    }
    else if (ng_state == 8)
    {
        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        stillticking = false;

        for (i = 0; i < MAXPLAYERS; i++)
        {
            if (!playeringame[i])
                continue;

            cnt_frags[i] += 1;

            if (cnt_frags[i] >= (fsum = WI_fragSum(i)))
                cnt_frags[i] = fsum;
            else
                stillticking = true;
        }

        if (!stillticking)
        {
            S_StartSound(0, sfx_pldeth);
            ng_state++;
        }
    }
    else if (ng_state == 10)
    {
        if (acceleratestage)
        {
            S_StartSound(0, sfx_sgcock);
            if (gamemode == commercial)
                WI_initNoState();
            else
                WI_initShowNextLoc();
        }
    }
    else if (ng_state & 1)
    {
        if (!--cnt_pause)
        {
            ng_state++;
            cnt_pause = TICRATE;
        }
    }
}


void WI_drawNetgameStats(void)
{
    int i;
    int x;
    int y;
    int pwidth = SHORT(percent->width);

    WI_slamBackground();

    // draw animated background
    WI_drawAnimatedBack();

    WI_drawLF();

    // draw stat titles (top line)
    V_DrawPatch(NG_STATSX + NG_SPACINGX - SHORT(kills->width),
                NG_STATSY, FB, kills);

    V_DrawPatch(NG_STATSX + 2 * NG_SPACINGX - SHORT(items->width),
                NG_STATSY, FB, items);

    V_DrawPatch(NG_STATSX + 3 * NG_SPACINGX - SHORT(secret->width),
                NG_STATSY, FB, secret);

    if (dofrags)
        V_DrawPatch(NG_STATSX + 4 * NG_SPACINGX - SHORT(frags->width),
                    NG_STATSY, FB, frags);

    // draw stats
    y = NG_STATSY + SHORT(kills->height);

    for (i = 0; i < MAXPLAYERS; i++)
    {
        if (!playeringame[i])
            continue;

        x = NG_STATSX;
        V_DrawPatch(x - SHORT(p[i]->width), y, FB, p[i]);

        if (i == me)
            V_DrawPatch(x - SHORT(p[i]->width), y, FB, star);

        x += NG_SPACINGX;
        WI_drawPercent(x - pwidth, y + 10, cnt_kills[i]);        x += NG_SPACINGX;
        WI_drawPercent(x - pwidth, y + 10, cnt_items[i]);        x += NG_SPACINGX;
        WI_drawPercent(x - pwidth, y + 10, cnt_secret[i]);        x += NG_SPACINGX;

        if (dofrags)
            WI_drawNum(x, y + 10, cnt_frags[i], -1);

        y += WI_SPACINGY;
    }
}


void WI_initStats(void)
{
    state = StatCount;
    acceleratestage = 0;
    sp_state = 1;
    cnt_kills[0] = cnt_items[0] = cnt_secret[0] = -1;
    cnt_time = cnt_par = -1;
    cnt_pause = TICRATE;

    WI_initAnimatedBack();
}


void WI_updateStats(void)
{
    WI_updateAnimatedBack();

    if (acceleratestage && sp_state != 10)
    {
        acceleratestage = 0;
        cnt_kills[0] = (plrs[me].skills * 100) / wbs->maxkills;
        cnt_items[0] = (plrs[me].sitems * 100) / wbs->maxitems;
        cnt_secret[0] = (plrs[me].ssecret * 100) / wbs->maxsecret;
        cnt_time = plrs[me].stime / TICRATE;
        cnt_par = wbs->partime / TICRATE;
        S_StartSound(0, sfx_barexp);
        sp_state = 10;
    }

    if (sp_state == 2)
    {
        cnt_kills[0] += 2;

        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        if (cnt_kills[0] >= (plrs[me].skills * 100) / wbs->maxkills)
        {
            cnt_kills[0] = (plrs[me].skills * 100) / wbs->maxkills;
            S_StartSound(0, sfx_barexp);
            sp_state++;
        }
    }
    else if (sp_state == 4)
    {
        cnt_items[0] += 2;

        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        if (cnt_items[0] >= (plrs[me].sitems * 100) / wbs->maxitems)
        {
            cnt_items[0] = (plrs[me].sitems * 100) / wbs->maxitems;
            S_StartSound(0, sfx_barexp);
            sp_state++;
        }
    }
    else if (sp_state == 6)
    {
        cnt_secret[0] += 2;

        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        if (cnt_secret[0] >= (plrs[me].ssecret * 100) / wbs->maxsecret)
        {
            cnt_secret[0] = (plrs[me].ssecret * 100) / wbs->maxsecret;
            S_StartSound(0, sfx_barexp);
            sp_state++;
        }
    }

    else if (sp_state == 8)
    {
        if (!(bcnt & 3))
            S_StartSound(0, sfx_pistol);

        cnt_time += 3;

        if (cnt_time >= plrs[me].stime / TICRATE)
            cnt_time = plrs[me].stime / TICRATE;

        cnt_par += 3;

        if (cnt_par >= wbs->partime / TICRATE)
        {
            cnt_par = wbs->partime / TICRATE;

            if (cnt_time >= plrs[me].stime / TICRATE)
            {
                S_StartSound(0, sfx_barexp);
                sp_state++;
            }
        }
    }
    else if (sp_state == 10)
    {
        if (acceleratestage)
        {
            S_StartSound(0, sfx_sgcock);

            if (gamemode == commercial)
                WI_initNoState();
            else
                WI_initShowNextLoc();
        }
    }
    else if (sp_state & 1)
    {
        if (!--cnt_pause)
        {
            sp_state++;
            cnt_pause = TICRATE;
        }
    }
}


void WI_drawStats(void)
{
    // line height
    int lh;

    lh = (3 * SHORT(num[0]->height)) / 2;

    WI_slamBackground();

    // draw animated background
    WI_drawAnimatedBack();

    WI_drawLF();

    V_DrawPatch(SP_STATSX, SP_STATSY, FB, kills);
    WI_drawPercent(SCREENWIDTH - SP_STATSX, SP_STATSY, cnt_kills[0]);

    V_DrawPatch(SP_STATSX, SP_STATSY + lh, FB, items);
    WI_drawPercent(SCREENWIDTH - SP_STATSX, SP_STATSY + lh, cnt_items[0]);

    V_DrawPatch(SP_STATSX, SP_STATSY + 2 * lh, FB, sp_secret);
    WI_drawPercent(SCREENWIDTH - SP_STATSX, SP_STATSY + 2 * lh, cnt_secret[0]);

    V_DrawPatch(SP_TIMEX, SP_TIMEY, FB, time);
    WI_drawTime(SCREENWIDTH / 2 - SP_TIMEX, SP_TIMEY, cnt_time);

    if (wbs->epsd < 3)
    {
        V_DrawPatch(SCREENWIDTH / 2 + SP_TIMEX, SP_TIMEY, FB, par);
        WI_drawTime(SCREENWIDTH - SP_TIMEX, SP_TIMEY, cnt_par);
    }
}


void WI_checkForAccelerate(void)
{
    int   i;
    player_t* player;

    // check for button presses to skip delays
    for (i = 0, player = players; i < MAXPLAYERS; i++, player++)
    {
        if (playeringame[i])
        {
            if (player->cmd.buttons & BT_ATTACK)
            {
                if (!player->attackdown)
                    acceleratestage = 1;
                player->attackdown = true;
            }
            else
                player->attackdown = false;
            if (player->cmd.buttons & BT_USE)
            {
                if (!player->usedown)
                    acceleratestage = 1;
                player->usedown = true;
            }
            else
                player->usedown = false;
        }
    }
}


// Updates stuff each tick
void WI_Ticker(void)
{
    // counter for general background animation
    bcnt++;

    if (bcnt == 1)
    {
        // intermission music
        if (gamemode == commercial)
            S_ChangeMusic(mus_dm2int, true);
        else
            S_ChangeMusic(mus_inter, true);
    }

    WI_checkForAccelerate();

    switch (state)
    {
        case StatCount:
            if (deathmatch) WI_updateDeathmatchStats();
            else if (netgame) WI_updateNetgameStats();
            else WI_updateStats();
            break;

        case ShowNextLoc:
            WI_updateShowNextLoc();
            break;

        case NoState:
            WI_updateNoState();
            break;
    }
}


void WI_loadData(void)
{
    int i;
    int j;
    char name[9];
    anim_t* a;

    if (gamemode == commercial)
        doom_strcpy(name, "INTERPIC");
    else
    {
        //doom_sprintf(name, "WIMAP%d", wbs->epsd);
        doom_strcpy(name, "WIMAP");
        doom_concat(name, doom_itoa(wbs->epsd, 10));
    }

    if (gamemode == retail)
    {
        if (wbs->epsd == 3)
            doom_strcpy(name, "INTERPIC");
    }

    // background
    bg = W_CacheLumpName(name, PU_CACHE);
    V_DrawPatch(0, 0, 1, bg);

    if (gamemode == commercial)
    {
        NUMCMAPS = 32;
        lnames = (patch_t**)Z_Malloc(sizeof(patch_t*) * NUMCMAPS,
                                     PU_STATIC, 0);
        for (i = 0; i < NUMCMAPS; i++)
        {
            //doom_sprintf(name, "CWILV%2.2d", i);
            doom_strcpy(name, "CWILV");
            if (i < 10) doom_concat(name, "0");
            doom_concat(name, doom_itoa(i, 10));
            lnames[i] = W_CacheLumpName(name, PU_STATIC);
        }
    }
    else
    {
        lnames = (patch_t**)Z_Malloc(sizeof(patch_t*) * NUMMAPS,
                                     PU_STATIC, 0);
        for (i = 0; i < NUMMAPS; i++)
        {
            //doom_sprintf(name, "WILV%d%d", wbs->epsd, i);
            doom_strcpy(name, "WILV");
            doom_concat(name, doom_itoa(wbs->epsd, 10));
            doom_concat(name, doom_itoa(i, 10));
            lnames[i] = W_CacheLumpName(name, PU_STATIC);
        }

        // you are here
        yah[0] = W_CacheLumpName("WIURH0", PU_STATIC);

        // you are here (alt.)
        yah[1] = W_CacheLumpName("WIURH1", PU_STATIC);

        // splat
        splat = W_CacheLumpName("WISPLAT", PU_STATIC);

        if (wbs->epsd < 3)
        {
            for (j = 0; j < NUMANIMS[wbs->epsd]; j++)
            {
                a = &anims[wbs->epsd][j];
                for (i = 0; i < a->nanims; i++)
                {
                    // MONDO HACK!
                    if (wbs->epsd != 1 || j != 8)
                    {
                        // animations
                        //doom_sprintf(name, "WIA%d%.2d%.2d", wbs->epsd, j, i);
                        doom_strcpy(name, "WIA");
                        doom_concat(name, doom_itoa(wbs->epsd, 10));
                        if (j < 10) doom_concat(name, "0");
                        doom_concat(name, doom_itoa(j, 10));
                        if (i < 10) doom_concat(name, "0");
                        doom_concat(name, doom_itoa(i, 10));
                        a->p[i] = W_CacheLumpName(name, PU_STATIC);
                    }
                    else
                    {
                        // HACK ALERT!
                        a->p[i] = anims[1][4].p[i];
                    }
                }
            }
        }
    }

    // More hacks on minus sign.
    wiminus = W_CacheLumpName("WIMINUS", PU_STATIC);

    for (i = 0; i < 10; i++)
    {
        // numbers 0-9
        //doom_sprintf(name, "WINUM%d", i);
        doom_strcpy(name, "WINUM");
        doom_concat(name, doom_itoa(i, 10));
        num[i] = W_CacheLumpName(name, PU_STATIC);
    }

    // percent sign
    percent = W_CacheLumpName("WIPCNT", PU_STATIC);

    // "finished"
    finished = W_CacheLumpName("WIF", PU_STATIC);

    // "entering"
    entering = W_CacheLumpName("WIENTER", PU_STATIC);

    // "kills"
    kills = W_CacheLumpName("WIOSTK", PU_STATIC);

    // "scrt"
    secret = W_CacheLumpName("WIOSTS", PU_STATIC);

    // "secret"
    sp_secret = W_CacheLumpName("WISCRT2", PU_STATIC);

    // Yuck. 
    if (french)
    {
        // "items"
        if (netgame && !deathmatch)
            items = W_CacheLumpName("WIOBJ", PU_STATIC);
        else
            items = W_CacheLumpName("WIOSTI", PU_STATIC);
    }
    else
        items = W_CacheLumpName("WIOSTI", PU_STATIC);

    // "frgs"
    frags = W_CacheLumpName("WIFRGS", PU_STATIC);

    // ":"
    colon = W_CacheLumpName("WICOLON", PU_STATIC);

    // "time"
    time = W_CacheLumpName("WITIME", PU_STATIC);

    // "sucks"
    sucks = W_CacheLumpName("WISUCKS", PU_STATIC);

    // "par"
    par = W_CacheLumpName("WIPAR", PU_STATIC);

    // "killers" (vertical)
    killers = W_CacheLumpName("WIKILRS", PU_STATIC);

    // "victims" (horiz)
    victims = W_CacheLumpName("WIVCTMS", PU_STATIC);

    // "total"
    total = W_CacheLumpName("WIMSTT", PU_STATIC);

    // your face
    star = W_CacheLumpName("STFST01", PU_STATIC);

    // dead face
    bstar = W_CacheLumpName("STFDEAD0", PU_STATIC);

    for (i = 0; i < MAXPLAYERS; i++)
    {
        // "1,2,3,4"
        //doom_sprintf(name, "STPB%d", i);
        doom_strcpy(name, "STPB");
        doom_concat(name, doom_itoa(i, 10));
        p[i] = W_CacheLumpName(name, PU_STATIC);

        // "1,2,3,4"
        //doom_sprintf(name, "WIBP%d", i + 1);
        doom_strcpy(name, "WIBP");
        doom_concat(name, doom_itoa(i + 1, 10));
        bp[i] = W_CacheLumpName(name, PU_STATIC);
    }
}


void WI_unloadData(void)
{
    int i;
    int j;

    Z_ChangeTag(wiminus, PU_CACHE);

    for (i = 0; i < 10; i++)
        Z_ChangeTag(num[i], PU_CACHE);

    if (gamemode == commercial)
    {
        for (i = 0; i < NUMCMAPS; i++)
            Z_ChangeTag(lnames[i], PU_CACHE);
    }
    else
    {
        Z_ChangeTag(yah[0], PU_CACHE);
        Z_ChangeTag(yah[1], PU_CACHE);

        Z_ChangeTag(splat, PU_CACHE);

        for (i = 0; i < NUMMAPS; i++)
            Z_ChangeTag(lnames[i], PU_CACHE);

        if (wbs->epsd < 3)
        {
            for (j = 0; j < NUMANIMS[wbs->epsd]; j++)
            {
                if (wbs->epsd != 1 || j != 8)
                    for (i = 0; i < anims[wbs->epsd][j].nanims; i++)
                        Z_ChangeTag(anims[wbs->epsd][j].p[i], PU_CACHE);
            }
        }
    }

    Z_Free(lnames);

    Z_ChangeTag(percent, PU_CACHE);
    Z_ChangeTag(colon, PU_CACHE);
    Z_ChangeTag(finished, PU_CACHE);
    Z_ChangeTag(entering, PU_CACHE);
    Z_ChangeTag(kills, PU_CACHE);
    Z_ChangeTag(secret, PU_CACHE);
    Z_ChangeTag(sp_secret, PU_CACHE);
    Z_ChangeTag(items, PU_CACHE);
    Z_ChangeTag(frags, PU_CACHE);
    Z_ChangeTag(time, PU_CACHE);
    Z_ChangeTag(sucks, PU_CACHE);
    Z_ChangeTag(par, PU_CACHE);

    Z_ChangeTag(victims, PU_CACHE);
    Z_ChangeTag(killers, PU_CACHE);
    Z_ChangeTag(total, PU_CACHE);
    //  Z_ChangeTag(star, PU_CACHE);
    //  Z_ChangeTag(bstar, PU_CACHE);

    for (i = 0; i < MAXPLAYERS; i++)
        Z_ChangeTag(p[i], PU_CACHE);

    for (i = 0; i < MAXPLAYERS; i++)
        Z_ChangeTag(bp[i], PU_CACHE);
}


void WI_Drawer(void)
{
    switch (state)
    {
        case StatCount:
            if (deathmatch)
                WI_drawDeathmatchStats();
            else if (netgame)
                WI_drawNetgameStats();
            else
                WI_drawStats();
            break;

        case ShowNextLoc:
            WI_drawShowNextLoc();
            break;

        case NoState:
            WI_drawNoState();
            break;
    }
}


void WI_initVariables(wbstartstruct_t* wbstartstruct)
{
    wbs = wbstartstruct;

#ifdef RANGECHECKING
    if (gamemode != commercial)
    {
        if (gamemode == retail)
            RNGCHECK(wbs->epsd, 0, 3);
        else
            RNGCHECK(wbs->epsd, 0, 2);
    }
    else
    {
        RNGCHECK(wbs->last, 0, 8);
        RNGCHECK(wbs->next, 0, 8);
    }
    RNGCHECK(wbs->pnum, 0, MAXPLAYERS);
    RNGCHECK(wbs->pnum, 0, MAXPLAYERS);
#endif

    acceleratestage = 0;
    cnt = bcnt = 0;
    firstrefresh = 1;
    me = wbs->pnum;
    plrs = wbs->plyr;

    if (!wbs->maxkills)
        wbs->maxkills = 1;

    if (!wbs->maxitems)
        wbs->maxitems = 1;

    if (!wbs->maxsecret)
        wbs->maxsecret = 1;

    if (gamemode != retail)
        if (wbs->epsd > 2)
            wbs->epsd -= 3;
}


void WI_Start(wbstartstruct_t* wbstartstruct)
{

    WI_initVariables(wbstartstruct);
    WI_loadData();

    if (deathmatch)
        WI_initDeathmatchStats();
    else if (netgame)
        WI_initNetgameStats();
    else
        WI_initStats();
}
