//-------------------------------------------------------------------------
/*
Copyright (C) 2010 EDuke32 developers and contributors

This file is part of EDuke32.

EDuke32 is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.

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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/
//-------------------------------------------------------------------------

#ifndef global_h_
#define global_h_

#include "build.h"
#include "compat.h"
#include "duke3d.h"
#include "mmulti.h"
#include "quotes.h"
#include "sector.h"
#include "sounds.h"

BEGIN_DUKE_NS

#define MAXMINECARTS 16
#define MAXJAILDOORS 32
#define MAXLIGHTNINSECTORS 64
#define MAXTORCHSECTORS 64
#define MAXGEOSECTORS 64

#ifdef global_c_
    #define G_EXTERN
#else
    #define G_EXTERN extern
#endif

#define MAXINTERPOLATIONS MAXSPRITES

// duke3d global soup :(


G_EXTERN int32_t g_interpolationCnt;
G_EXTERN int32_t g_interpolationLock;
G_EXTERN int32_t oldipos[MAXINTERPOLATIONS];
G_EXTERN int32_t *curipos[MAXINTERPOLATIONS];
G_EXTERN int32_t bakipos[MAXINTERPOLATIONS];


G_EXTERN int32_t duke3d_globalflags;

// KEEPINSYNC astub.c (used values only)
enum DUKE3D_GLOBALFLAGS {
    DUKE3D_NO_WIDESCREEN_PINNING = 1<<0,
    DUKE3D_NO_HARDCODED_FOGPALS = 1<<1,
    DUKE3D_NO_PALETTE_CHANGES = 1<<2,
};

G_EXTERN DukeStatus_t sbar;
G_EXTERN actor_t actor[MAXSPRITES];
// g_tile: tile-specific data THAT DOES NOT CHANGE during the course of a game
G_EXTERN tiledata_t g_tile[MAXTILES];
G_EXTERN animwalltype animwall[MAXANIMWALLS];
G_EXTERN char *label;
G_EXTERN char g_loadFromGroupOnly;
G_EXTERN char g_skillCnt;
G_EXTERN char pus,pub;
G_EXTERN char ready2send;
#define MAXPLAYERNAME 32
G_EXTERN char tempbuf[MAXSECTORS<<1],buf[1024];
G_EXTERN uint8_t packbuf[PACKBUF_SIZE];


G_EXTERN input_t localInput;
G_EXTERN input_t recsync[RECSYNCBUFSIZ];

//G_EXTERN uint8_t syncstat, syncval[MAXPLAYERS][MOVEFIFOSIZ];
//G_EXTERN int32_t syncvalhead[MAXPLAYERS], syncvaltail, syncvaltottail;

G_EXTERN int32_t avgfvel, avgsvel, avgbits;
G_EXTERN fix16_t avgavel, avghorz;
G_EXTERN int8_t avgextbits;

G_EXTERN int32_t movefifosendplc;
G_EXTERN int32_t movefifoplc;

G_EXTERN int32_t predictfifoplc;
G_EXTERN vec3_t mypos, omypos, myvel;
G_EXTERN fix16_t myhoriz, omyhoriz, myhorizoff, omyhorizoff, myang, omyang;
G_EXTERN int16_t mycursectnum, myjumpingcounter;
G_EXTERN uint8_t myjumpingtoggle, myonground, myhardlanding, myreturntocenter;
G_EXTERN int16_t my_moto_speed;
G_EXTERN uint8_t my_not_on_water, my_moto_on_ground;
G_EXTERN uint8_t my_moto_do_bump, my_moto_bump_fast, my_moto_on_oil, my_moto_on_mud;
G_EXTERN int16_t my_moto_bump, my_moto_bump_target, my_moto_turb;
G_EXTERN int32_t my_stairs;

G_EXTERN vec3_t myposbak[MOVEFIFOSIZ];
G_EXTERN fix16_t myhorizbak[MOVEFIFOSIZ], myangbak[MOVEFIFOSIZ];
G_EXTERN int32_t myminlag[MAXPLAYERS], mymaxlag, otherminlag, bufferjitter;

G_EXTERN int32_t g_networkBroadcastMode, g_movesPerPacket;

G_EXTERN int32_t g_animWallCnt;
G_EXTERN int32_t g_animateCnt;
G_EXTERN int32_t g_cloudCnt;
G_EXTERN int32_t g_curViewscreen;
G_EXTERN int32_t g_frameRate;
G_EXTERN int32_t g_cyclerCnt;
G_EXTERN int32_t g_damageCameras;
G_EXTERN int32_t g_defaultLabelCnt;
G_EXTERN int32_t g_doQuickSave;
G_EXTERN int32_t g_earthquakeTime;
G_EXTERN int32_t g_freezerSelfDamage;
G_EXTERN int32_t g_gameQuit;
G_EXTERN int32_t g_globalRandom;
G_EXTERN int32_t g_impactDamage;
G_EXTERN int32_t g_labelCnt;
G_EXTERN int32_t g_maxPlayerHealth;
G_EXTERN int32_t g_mirrorCount;
G_EXTERN int32_t g_mostConcurrentPlayers;
G_EXTERN int32_t g_musicSize;
G_EXTERN int32_t g_playerSpawnCnt;
G_EXTERN int32_t g_scriptDebug;
G_EXTERN int32_t g_showShareware;
G_EXTERN int32_t g_spriteDeleteQueuePos;
G_EXTERN int32_t g_startArmorAmount;
G_EXTERN int32_t g_tripbombLaserMode;
G_EXTERN int32_t screenpeek;

G_EXTERN int16_t g_animateSect[MAXANIMATES];
G_EXTERN int32_t *g_animatePtr[MAXANIMATES];
G_EXTERN int32_t g_animateGoal[MAXANIMATES];
G_EXTERN int32_t g_animateVel[MAXANIMATES];

G_EXTERN int16_t g_cloudSect[256];
G_EXTERN int16_t g_cloudX;
G_EXTERN int16_t g_cloudY;
G_EXTERN ClockTicks g_cloudClock;

G_EXTERN int16_t SpriteDeletionQueue[1024];
G_EXTERN int16_t g_cyclers[MAXCYCLERS][6];
G_EXTERN int16_t g_mirrorSector[64];
G_EXTERN int16_t g_mirrorWall[64];
G_EXTERN int32_t *labelcode;
G_EXTERN int32_t *labeltype;
G_EXTERN ClockTicks lockclock;
G_EXTERN ClockTicks ototalclock;

G_EXTERN int32_t g_wupass;
G_EXTERN int32_t g_chickenPlant;
G_EXTERN int32_t g_thunderOn;
G_EXTERN int32_t g_ufoSpawn;
G_EXTERN int32_t g_ufoCnt;
G_EXTERN int32_t g_hulkSpawn;
G_EXTERN int32_t g_vixenLevel;
G_EXTERN int32_t g_lastLevel;
G_EXTERN int32_t g_turdLevel;

G_EXTERN int32_t g_mineCartDir[MAXMINECARTS];
G_EXTERN int32_t g_mineCartSpeed[MAXMINECARTS];
G_EXTERN int32_t g_mineCartChildSect[MAXMINECARTS];
G_EXTERN int32_t g_mineCartSound[MAXMINECARTS];
G_EXTERN int32_t g_mineCartDist[MAXMINECARTS];
G_EXTERN int32_t g_mineCartDrag[MAXMINECARTS];
G_EXTERN int32_t g_mineCartOpen[MAXMINECARTS];
G_EXTERN int32_t g_mineCartSect[MAXMINECARTS];
G_EXTERN uint32_t g_mineCartCnt;

G_EXTERN int32_t g_jailDoorSound[MAXJAILDOORS];
G_EXTERN int32_t g_jailDoorDrag[MAXJAILDOORS];
G_EXTERN int32_t g_jailDoorSpeed[MAXJAILDOORS];
G_EXTERN int32_t g_jailDoorSecHitag[MAXJAILDOORS];
G_EXTERN int32_t g_jailDoorDist[MAXJAILDOORS];
G_EXTERN int32_t g_jailDoorDir[MAXJAILDOORS];
G_EXTERN int32_t g_jailDoorOpen[MAXJAILDOORS];
G_EXTERN int32_t g_jailDoorSect[MAXJAILDOORS];
G_EXTERN uint32_t g_jailDoorCnt;

G_EXTERN int32_t g_lightninSector[MAXLIGHTNINSECTORS];
G_EXTERN int32_t g_lightninSectorShade[MAXLIGHTNINSECTORS];
G_EXTERN uint32_t g_lightninCnt;

G_EXTERN int32_t g_torchSector[MAXTORCHSECTORS];
G_EXTERN int32_t g_torchSectorShade[MAXTORCHSECTORS];
G_EXTERN int32_t g_torchType[MAXTORCHSECTORS];
G_EXTERN uint32_t g_torchCnt;

G_EXTERN int32_t g_geoSectorWarp[MAXGEOSECTORS];
G_EXTERN int32_t g_geoSectorWarp2[MAXGEOSECTORS];
G_EXTERN int32_t g_geoSector[MAXGEOSECTORS];
G_EXTERN int32_t g_geoSectorX[MAXGEOSECTORS];
G_EXTERN int32_t g_geoSectorY[MAXGEOSECTORS];
G_EXTERN int32_t g_geoSectorX2[MAXGEOSECTORS];
G_EXTERN int32_t g_geoSectorY2[MAXGEOSECTORS];
G_EXTERN uint32_t g_geoSectorCnt;

G_EXTERN int32_t g_thunderFlash;
G_EXTERN int32_t g_thunderTime;
G_EXTERN int32_t g_winderFlash;
G_EXTERN int32_t g_winderTime;
G_EXTERN int32_t g_brightness;

G_EXTERN int16_t g_ambientLotag[64];
G_EXTERN int16_t g_ambientHitag[64];
G_EXTERN uint32_t g_ambientCnt;

G_EXTERN intptr_t *apScript;
G_EXTERN intptr_t *g_scriptPtr;

G_EXTERN map_t g_mapInfo[(MAXVOLUMES + 1) * MAXLEVELS];  // +1 volume for "intro", "briefing" and "loading" music
G_EXTERN vec2_t g_origins[MAXANIMPOINTS];

G_EXTERN int32_t g_windTime, g_windDir;
G_EXTERN int16_t g_fakeBubbaCnt, g_mamaSpawnCnt, g_banjoSong, g_bellTime, g_bellSprite;
G_EXTERN uint8_t g_spriteExtra[MAXSPRITES], g_sectorExtra[MAXSECTORS];
G_EXTERN uint8_t g_changeEnemySize, g_slotWin, g_ufoSpawnMinion, g_pistonSound, g_chickenWeaponTimer, g_RAendLevel, g_RAendEpisode, g_fogType;
G_EXTERN int32_t g_cdTrack;

// XXX: I think this pragma pack is meaningless here.
// MSDN (https://msdn.microsoft.com/en-us/library/2e70t5y1%28VS.80%29.aspx) says:
// "pack takes effect at the first struct, union, or class declaration after
//  the pragma is seen; pack has no effect on definitions."
#pragma pack(push,1)
#ifdef global_c_
static playerdata_t g_player_s[1 + MAXPLAYERS];
playerdata_t *const g_player = &g_player_s[1];
#else
extern playerdata_t *const g_player;
#endif
G_EXTERN playerspawn_t g_playerSpawnPoints[MAXPLAYERS];
G_EXTERN input_t inputfifo[MOVEFIFOSIZ][MAXPLAYERS];
#pragma pack(pop)

G_EXTERN int32_t g_noEnemies;
G_EXTERN int32_t g_restorePalette;
G_EXTERN uint32_t everyothertime;
G_EXTERN uint32_t g_moveThingsCount;
G_EXTERN double g_gameUpdateTime;
G_EXTERN double g_gameUpdateAndDrawTime;
#define GAMEUPDATEAVGTIMENUMSAMPLES 100
extern float g_gameUpdateAvgTime;

#ifndef global_c_
extern char CheatKeys[2];
extern char g_gametypeNames[MAXGAMETYPES][33];

extern int32_t g_actorRespawnTime;
extern int32_t g_bouncemineRadius;
extern int32_t g_deleteQueueSize;
extern int32_t g_gametypeCnt;
extern int32_t g_itemRespawnTime;
extern int32_t g_morterRadius;
extern int32_t g_numFreezeBounces;
extern int32_t g_pipebombRadius;
extern int32_t g_playerFriction;
extern int32_t g_rpgRadius;
extern int32_t g_scriptSize;
extern int32_t g_seenineRadius;
extern int32_t g_shrinkerRadius;
extern int32_t g_spriteGravity;
extern int32_t g_timerTicsPerSecond;
extern int32_t g_tripbombRadius;
extern int32_t g_volumeCnt;

extern int16_t g_blimpSpawnItems[15];
extern int32_t g_gametypeFlags[MAXGAMETYPES];

extern const char *s_buildDate;
#endif

enum
{
    EF_HIDEFROMSP = 1<<0,
};

EXTERN_INLINE_HEADER void G_UpdateInterpolations(void);
EXTERN_INLINE_HEADER void G_RestoreInterpolations(void);

#if defined global_c_ || !defined DISABLE_INLINING

EXTERN_INLINE void G_UpdateInterpolations(void)  //Stick at beginning of G_DoMoveThings
{
    for (bssize_t i=g_interpolationCnt-1; i>=0; i--) oldipos[i] = *curipos[i];
}

EXTERN_INLINE void G_RestoreInterpolations(void)  //Stick at end of drawscreen
{
    int32_t i=g_interpolationCnt-1;

    if (--g_interpolationLock)
        return;

    for (; i>=0; i--) *curipos[i] = bakipos[i];
}

#endif

END_DUKE_NS

#endif