raze-gles/source/games/sw/src/save.cpp

//-------------------------------------------------------------------------
/*
Copyright (C) 1997, 2005 - 3D Realms Entertainment

This file is part of Shadow Warrior version 1.2

Shadow Warrior 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

Original Source: 1997 - Frank Maddin and Jim Norwood
Prepared for public release: 03/28/2005 - Charlie Wiederhold, 3D Realms
*/
//-------------------------------------------------------------------------

#include "ns.h"

#define MAIN
#define QUIET
#include "build.h"

#include "names2.h"
#include "panel.h"
#include "game.h"
#include "tags.h"
#include "lists.h"
#include "interpolate.h"
#include "interpso.h"

#include "network.h"
#include "jsector.h"
#include "parent.h"

//#define FILE_TYPE 1

#include "weapon.h"
#include "misc.h"
#include "player.h"
#include "i_specialpaths.h"
#include "savegamehelp.h"
#include "raze_music.h"
#include "mapinfo.h"

//void TimerFunc(task * Task);
BEGIN_SW_NS

// This cannot have a namespace declaration
#include "saveable.h"

/*
//////////////////////////////////////////////////////////////////////////////
TO DO


//////////////////////////////////////////////////////////////////////////////
*/

void InitLevelGlobals(void);

extern int lastUpdate;
extern char SaveGameDescr[10][80];
extern short Bunny_Count;
extern bool NewGame;
extern int GodMode;
extern int FinishTimer;
extern int FinishAnim;
extern int GameVersion;
//extern short Zombies;

extern bool serpwasseen;
extern bool sumowasseen;
extern bool zillawasseen;
extern short BossSpriteNum[3];

#define PANEL_SAVE 1
#define ANIM_SAVE 1

extern STATE s_NotRestored[];




//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

FSerializer& Serialize(FSerializer& arc, const char* keyname, savedcodesym& w, savedcodesym* def)
{
    static savedcodesym nul;
    if (!def)
    {
        def = &nul;
        if (arc.isReading()) w = {};
    }

    if (arc.BeginObject(keyname))
    {
        arc("module", w.module, def->module)
            ("index", w.index, def->index)
            .EndObject();
    }
    return arc;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

FSerializer& Serialize(FSerializer& arc, const char* keyname, saveddatasym& w, saveddatasym* def)
{
    static saveddatasym nul;
    if (!def)
    {
        def = &nul;
        if (arc.isReading()) w = {};
    }

    if (arc.BeginObject(keyname))
    {
        arc("module", w.module, def->module)
            ("index", w.index, def->index)
            ("offset", w.offset, def->offset)
            .EndObject();
    }
    return arc;
}

//---------------------------------------------------------------------------
//
// todo: make sure all saveables are arrays so we can store indices instead of offsets
//
//---------------------------------------------------------------------------

FSerializer& SerializeDataPtr(FSerializer& arc, const char* keyname, void*& w, size_t sizeOf)
{
    saveddatasym sym;
    if (arc.isWriting())
    {
        Saveable_FindDataSym(w, &sym);
        arc(keyname, sym);
    }
    else
    {
        arc(keyname, sym);
        Saveable_RestoreDataSym(&sym, &w);
    }
    return arc;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

FSerializer& SerializeCodePtr(FSerializer& arc, const char* keyname, void** w)
{
    savedcodesym sym;
    if (arc.isWriting())
    {
        Saveable_FindCodeSym(*w, &sym);
        arc(keyname, sym);
    }
    else
    {
        arc(keyname, sym);
        Saveable_RestoreCodeSym(&sym, w);
    }
    return arc;
}

//---------------------------------------------------------------------------
//
// Unfortunately this cannot be simplified with templates.
// This requires an explicit function for each pointer type.
//
//---------------------------------------------------------------------------

FSerializer& Serialize(FSerializer& arc, const char* keyname, PANEL_STATEp& w, PANEL_STATEp* def)
{
	return SerializeDataPtr(arc, keyname, *(void**)&w, sizeof(PANEL_STATE));
}

FSerializer& Serialize(FSerializer& arc, const char* keyname, STATEp& w, STATEp* def)
{
	return SerializeDataPtr(arc, keyname, *(void**)&w, sizeof(STATE));
}

FSerializer& Serialize(FSerializer& arc, const char* keyname, STATEp*& w, STATEp** def)
{
	return SerializeDataPtr(arc, keyname, *(void**)&w, sizeof(STATEp));
}

FSerializer& Serialize(FSerializer& arc, const char* keyname, ACTOR_ACTION_SETp& w, ACTOR_ACTION_SETp* def)
{
	return SerializeDataPtr(arc, keyname, *(void**)&w, sizeof(ACTOR_ACTION_SET));
}

FSerializer& Serialize(FSerializer& arc, const char* keyname, PERSONALITYp& w, PERSONALITYp* def)
{
	return SerializeDataPtr(arc, keyname, *(void**)&w, sizeof(PERSONALITY));
}

FSerializer& Serialize(FSerializer& arc, const char* keyname, ATTRIBUTEp& w, ATTRIBUTEp* def)
{
	return SerializeDataPtr(arc, keyname, *(void**)&w, sizeof(ATTRIBUTE));
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

FSerializer& Serialize(FSerializer& arc, const char* keyname, PLAYERp& w, PLAYERp* def)
{
	int ndx = w ? int(w - Player) : -1;
	arc(keyname, ndx);
	w = ndx == -1 ? nullptr : Player + ndx;
	return arc;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

FSerializer& Serialize(FSerializer& arc, const char* keyname, SECTOR_OBJECTp& w, SECTOR_OBJECTp* def)
{
	int ndx = w ? int(w - SectorObject) : -1;
	arc(keyname, ndx);
	w = ndx == -1 ? nullptr : SectorObject;
	return arc;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

FSerializer& Serialize(FSerializer& arc, const char* keyname, ROTATOR& w, ROTATOR* def)
{
	if (arc.BeginObject(keyname))
	{
		arc("pos", w.pos)
			("open_dest", w.open_dest)
			("tgt", w.tgt)
			("speed", w.speed)
			("orig_speed", w.orig_speed)
			("vel", w.vel)
			("origx", w.origX)
			("origy", w.origY)
			.EndObject();
	}
	return arc;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------
static USER nuluser; // must be outside the function to evade C++'s retarded initialization rules for static function variables.

FSerializer& Serialize(FSerializer& arc, const char* keyname, USER& w, USER* def)
{
	if (!def)
	{
		def = &nuluser;
		if (arc.isReading()) w.Clear();
	}
	if (arc.BeginObject(keyname))
	{
		arc("WallP", w.WallP, def->WallP)
			("State", w.State, def->State)
			("Rot", w.Rot, def->Rot)
			("StateStart", w.StateStart, def->StateStart)
			("StateEnd", w.StateEnd, def->StateEnd)
			("StateFallOverride", w.StateFallOverride, def->StateFallOverride)
			("ActorActionSet", w.ActorActionSet, def->ActorActionSet)
			("Personality", w.Personality, def->Personality)
			("Attrib", w.Attrib, def->Attrib)
			("sop_parent", w.sop_parent, def->sop_parent)
			("flags", w.Flags, def->Flags)
			("flags2", w.Flags2, def->Flags2)
			("Tics", w.Tics, def->Tics)
			("RotNum", w.RotNum, def->RotNum)
			("ID", w.ID, def->ID)
			("Health", w.Health, def->Health)
			("MaxHealth", w.MaxHealth, def->MaxHealth)
			("LastDamage", w.LastDamage, def->LastDamage)
			("PainThreshold", w.PainThreshold, def->PainThreshold)
			("jump_speed", w.jump_speed, def->jump_speed)
			("jump_grav", w.jump_grav, def->jump_grav)
			("ceiling_dist", w.ceiling_dist, def->ceiling_dist)
			("floor_dist", w.floor_dist, def->floor_dist)
			("lo_step", w.lo_step, def->lo_step)
			("hiz", w.hiz, def->hiz)
			("loz", w.loz, def->loz)
			("zclip", w.zclip, def->zclip)
			("hi_sectp", w.hi_sectp, def->hi_sectp)
			("lo_sectp", w.lo_sectp, def->lo_sectp)
			("hi_sp", w.hi_sp, def->hi_sp)
			("lo_sp", w.lo_sp, def->lo_sp)
			("active_range", w.active_range, def->active_range)
			("SpriteNum", w.SpriteNum, def->SpriteNum)
			("Attach", w.Attach, def->Attach)
			("SpriteP", w.SpriteP, def->SpriteP)
			("PlayerP", w.PlayerP, def->PlayerP)
			("Sibling", w.Sibling, def->Sibling)
			("xchange", w.xchange, def->xchange)
			("ychange", w.ychange, def->ychange)
			("zchange", w.zchange, def->zchange)
			("z_tgt", w.z_tgt, def->z_tgt)
			("vel_tgt", w.vel_tgt, def->vel_tgt)
			("vel_rate", w.vel_rate, def->vel_rate)
			("speed", w.speed, def->speed)
			("Counter", w.Counter, def->Counter)
			("Counter2", w.Counter2, def->Counter2)
			("Counter3", w.Counter3, def->Counter3)
			("DamageTics", w.DamageTics, def->DamageTics)
			("BladeDamageTics", w.BladeDamageTics, def->BladeDamageTics)
			("WpnGoal", w.WpnGoal, def->WpnGoal)
			("Radius", w.Radius, def->Radius)
			("OverlapZ", w.OverlapZ, def->OverlapZ)
			("flame", w.flame, def->flame)
			("tgt_sp", w.tgt_sp, def->tgt_sp)
			("scale_speed", w.scale_speed, def->scale_speed)
			("scale_value", w.scale_value, def->scale_value)
			("scale_tgt", w.scale_tgt, def->scale_tgt)
			("DistCheck", w.DistCheck, def->DistCheck)
			("Dist", w.Dist, def->Dist)
			("TargetDist", w.TargetDist, def->TargetDist)
			("WaitTics", w.WaitTics, def->WaitTics)
			("track", w.track, def->track)
			("point", w.point, def->point)
			("track_dir", w.track_dir, def->track_dir)
			("track_vel", w.track_vel, def->track_vel)
			("slide_ang", w.slide_ang, def->slide_ang)
			("slide_vel", w.slide_vel, def->slide_vel)
			("slide_dec", w.slide_dec, def->slide_dec)
			("motion_blur_dist", w.motion_blur_dist, def->motion_blur_dist)
			("motion_blur_num", w.motion_blur_num, def->motion_blur_num)
			("wait_active_check", w.wait_active_check, def->wait_active_check)
			("inactive_time", w.inactive_time, def->inactive_time)
			("sx", w.sx, def->sx)
			("sy", w.sy, def->sy)
			("sz", w.sz, def->sz)
			("sang", w.sang, def->sang)
			("spal", w.spal, def->spal)
			("ret", w.ret, def->ret)
			("Flag1", w.Flag1, def->Flag1)
			("LastWeaponNum", w.LastWeaponNum, def->LastWeaponNum)
			("WeaponNum", w.WeaponNum, def->WeaponNum)
			("bounce", w.bounce, def->bounce)
			("ShellNum", w.ShellNum, def->ShellNum)
			("FlagOwner", w.FlagOwner, def->FlagOwner)
			("Vis", w.Vis, def->Vis)
			("DidAlert", w.DidAlert, def->DidAlert)
			("filler", w.filler, def->filler)
			("wallshade", w.WallShade)
			("rotator", w.rotator)
			("oz", w.oz, def->oz);

		SerializeCodePtr(arc, "ActorActionFunc", (void**)&w.ActorActionFunc);
		arc.EndObject();

		if (arc.isReading())
		{
			w.oangdiff = 0;
		}
	}
	return arc;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void SerializeUser(FSerializer& arc)
{
	FixedBitArray<MAXSPRITES> hitlist;

	if (arc.isWriting())
	{
		for (int i = 0; i < MAXSPRITES; i++)
		{
			hitlist.Set(i, !!User[i].Data());
		}
	}
	else
	{
		for (int i = 0; i < MAXSPRITES; i++)
		{
			User[i].Clear();
		}
	}
	arc("usermap", hitlist);
	arc.SparseArray("user", User, MAXSPRITES, hitlist);
}


//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void GameInterface::SerializeGameState(FSerializer& arc)
{
    Saveable_Init();

    if (arc.BeginObject("state"))
    {
        SerializeUser(arc);

        arc.EndObject();
    }
}



int PanelSpriteToNdx(PLAYERp pp, PANEL_SPRITEp psprite)
{
    short ndx = 0;
    PANEL_SPRITEp psp=NULL, next=NULL;

    TRAVERSE(&pp->PanelSpriteList, psp, next)
    {
        if (psp == psprite)
            return ndx;

        ndx++;
    }

    // special case for pointing to the list head
    if ((LIST)psprite == (LIST)&pp->PanelSpriteList)
        return 9999;

    return -1;
}


PANEL_SPRITEp PanelNdxToSprite(PLAYERp pp, int ndx)
{
    short count = 0;
    PANEL_SPRITEp psp, next;

    if (ndx == -1)
        return NULL;

    if (ndx == 9999)
        return (PANEL_SPRITEp)&pp->PanelSpriteList;

    TRAVERSE(&pp->PanelSpriteList, psp, next)
    {
        if (count == ndx)
            return psp;

        count++;
    }

    return NULL;
}

int SaveSymDataInfo(MFILE_WRITE fil, void *ptr)
{
    saveddatasym sym;

    if (Saveable_FindDataSym(ptr, &sym))
    {
        FILE *fp;

        assert(false);
        fp = fopen("savegame symbols missing.txt", "a");
        if (fp)
        {
            fprintf(fp,"data %p - reference variable xdim at %p\n",ptr, &xdim);
            fclose(fp);
        }
        return 1;
    }

    MWRITE(&sym, sizeof(sym), 1, fil);

    return 0;
}

static int SaveSymCodeInfo_raw(MFILE_WRITE fil, void *ptr)
{
    savedcodesym sym;

    if (Saveable_FindCodeSym(ptr, &sym))
    {
        FILE *fp;

        assert(false);
        fp = fopen("savegame symbols missing.txt", "a");
        if (fp)
        {
            fprintf(fp,"code %p - reference function SaveSymDataInfo at %p\n",ptr, SaveSymDataInfo);
            fclose(fp);
        }
        return 1;
    }

    MWRITE(&sym, sizeof(sym), 1, fil);

    return 0;
}
template <typename T>
static int SaveSymCodeInfo(MFILE_WRITE fil, T * ptr)
{
    return SaveSymCodeInfo_raw(fil, (void *)ptr);
}

int LoadSymDataInfo(MFILE_READ fil, void **ptr)
{
    saveddatasym sym;

    MREAD(&sym, sizeof(sym), 1, fil);

    return Saveable_RestoreDataSym(&sym, ptr);
}
int LoadSymCodeInfo(MFILE_READ fil, void **ptr)
{
    savedcodesym sym;

    MREAD(&sym, sizeof(sym), 1, fil);

    return Saveable_RestoreCodeSym(&sym, ptr);
}



bool GameInterface::SaveGame()
{
    MFILE_WRITE fil;
    int i,j;
    short ndx;
    PLAYER tp;
    PLAYERp pp;
    SECT_USERp sectu;
    USER tu;
    USERp u;
    ANIM tanim;
    ANIMp a;
    PANEL_SPRITE tpanel_sprite;
    PANEL_SPRITEp psp,cur,next;
    SECTOR_OBJECTp sop;
    int saveisshot=0;

    Saveable_Init();
	
	
    // workaround until the level info here has been transitioned.
	fil = WriteSavegameChunk("snapshot.sw");

    MWRITE(&Skill,sizeof(Skill),1,fil);

    MWRITE(&numplayers,sizeof(numplayers),1,fil);

    //save players info
    pp = &tp;
    for (i = 0; i < numplayers; i++)
    {
        memcpy(&tp, &Player[i], sizeof(PLAYER));

        // this does not point to global data - this is allocated link list based
        // save this inside the structure
#if PANEL_SAVE
        pp->CurWpn = (PANEL_SPRITEp)(intptr_t)PanelSpriteToNdx(&Player[i], pp->CurWpn);
        for (ndx = 0; ndx < MAX_WEAPONS; ndx++)
            pp->Wpn[ndx] = (PANEL_SPRITEp)(intptr_t)PanelSpriteToNdx(&Player[i], pp->Wpn[ndx]);
        pp->Chops = (PANEL_SPRITEp)(intptr_t)PanelSpriteToNdx(&Player[i], pp->Chops);
#endif

        MWRITE(&tp, sizeof(PLAYER),1,fil);

        //////

        saveisshot |= SaveSymDataInfo(fil, pp->remote_sprite);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->remote.sop_control);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->sop_remote);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->sop);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->hi_sectp);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->lo_sectp);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->hi_sp);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->lo_sp);
        assert(!saveisshot);

        saveisshot |= SaveSymDataInfo(fil, pp->last_camera_sp);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->SpriteP);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->UnderSpriteP);
        assert(!saveisshot);

        saveisshot |= SaveSymCodeInfo(fil, pp->DoPlayerAction);
        assert(!saveisshot);

        saveisshot |= SaveSymDataInfo(fil, pp->sop_control);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, pp->sop_riding);
        assert(!saveisshot);
    }

#if PANEL_SAVE
    // local copy
    psp = &tpanel_sprite;
    for (i = 0; i < numplayers; i++)
    {
        unsigned j;
        pp = &Player[i];
        ndx = 0;

        TRAVERSE(&pp->PanelSpriteList, cur, next)
        {
            // this is a HEADER
            MWRITE(&ndx, sizeof(ndx),1,fil);

            memcpy(psp, cur, sizeof(PANEL_SPRITE));

            // Panel Sprite - save in structure
            psp->sibling = (PANEL_SPRITEp)(intptr_t)PanelSpriteToNdx(pp, cur->sibling);
            MWRITE(psp, sizeof(PANEL_SPRITE),1,fil);

            saveisshot |= SaveSymDataInfo(fil, psp->PlayerP);
            assert(!saveisshot);
            saveisshot |= SaveSymDataInfo(fil, psp->State);
            assert(!saveisshot);
            saveisshot |= SaveSymDataInfo(fil, psp->RetractState);
            assert(!saveisshot);
            saveisshot |= SaveSymDataInfo(fil, psp->PresentState);
            assert(!saveisshot);
            saveisshot |= SaveSymDataInfo(fil, psp->ActionState);
            assert(!saveisshot);
            saveisshot |= SaveSymDataInfo(fil, psp->RestState);
            assert(!saveisshot);
            saveisshot |= SaveSymCodeInfo(fil, psp->PanelSpriteFunc);
            assert(!saveisshot);

            for (j = 0; j < SIZ(psp->over); j++)
            {
                saveisshot |= SaveSymDataInfo(fil, psp->over[j].State);
                assert(!saveisshot);
            }

            ndx++;
        }

        // store -1 when done for player
        ndx = -1;
        MWRITE(&ndx, sizeof(ndx),1,fil);
    }
#endif

    //Sector User information
    for (i = 0; i < numsectors; i++)
    {
        sectu = SectUser[i];
        ndx = i;
        if (sectu)
        {
            // write header
            MWRITE(&ndx,sizeof(ndx),1,fil);

            MWRITE(sectu,sizeof(SECT_USER),1,fil);
        }
        else
        {
            // write trailer
            ndx = -1;
            MWRITE(&ndx,sizeof(ndx),1,fil);
        }
    }

    //
    // Sector object
    //

    MWRITE(SectorObject, sizeof(SectorObject),1,fil);

    for (ndx = 0; ndx < (short)SIZ(SectorObject); ndx++)
    {
        sop = &SectorObject[ndx];

        saveisshot |= SaveSymCodeInfo(fil, sop->PreMoveAnimator);
        assert(!saveisshot);
        saveisshot |= SaveSymCodeInfo(fil, sop->PostMoveAnimator);
        assert(!saveisshot);
        saveisshot |= SaveSymCodeInfo(fil, sop->Animator);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, sop->controller);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, sop->sp_child);
        assert(!saveisshot);
    }


    MWRITE(SineWaveFloor, sizeof(SineWaveFloor),1,fil);
    MWRITE(SineWall, sizeof(SineWall),1,fil);
    MWRITE(SpringBoard, sizeof(SpringBoard),1,fil);


    MWRITE(Track, sizeof(Track),1,fil);
    for (i = 0; i < MAX_TRACKS; i++)
    {
        ASSERT(Track[i].TrackPoint);
        if (Track[i].NumPoints == 0)
            MWRITE(Track[i].TrackPoint, sizeof(TRACK_POINT),1,fil);
        else
            MWRITE(Track[i].TrackPoint, Track[i].NumPoints * sizeof(TRACK_POINT),1,fil);
    }

    MWRITE(&Player[myconnectindex].input,sizeof(Player[myconnectindex].input),1,fil);
    MWRITE(&screenpeek,sizeof(screenpeek),1,fil);
    MWRITE(&randomseed, sizeof(randomseed), 1, fil);

    // do all sector manipulation structures

#if ANIM_SAVE
#if 1
    MWRITE(&AnimCnt,sizeof(AnimCnt),1,fil);

    for (i = 0, a = &tanim; i < AnimCnt; i++)
    {
        intptr_t offset;
        memcpy(a,&Anim[i],sizeof(ANIM));

        // maintain compatibility with sinking boat which points to user data
        for (j=0; j<MAXSPRITES; j++)
        {
            if (User[j].Data())
            {
                uint8_t* bp = (uint8_t*)User[j].Data();

                if ((uint8_t*)a->ptr >= bp && (uint8_t*)a->ptr < bp + sizeof(USER))
                {
                    offset = (intptr_t)((uint8_t*)a->ptr - bp); // offset from user data
                    a->ptr = (int *)-2;
                    break;
                }
            }
        }

        if ((intptr_t)a->ptr != -2)
        {
            for (j=0; j<numsectors; j++)
            {
                if (SectUser[j])
                {
                    uint8_t* bp = (uint8_t*)SectUser[j];

                    if ((uint8_t*)a->ptr >= bp && (uint8_t*)a->ptr < bp + sizeof(SECT_USER))
                    {
                        offset = (intptr_t)((uint8_t*)a->ptr - bp); // offset from user data
                        a->ptr = (int *)-3;
                        break;
                    }
                }
            }
        }
        MWRITE(a,sizeof(ANIM),1,fil);

        if ((intptr_t)a->ptr == -2 || (intptr_t)a->ptr == -3)
        {
            MWRITE(&j, sizeof(j),1,fil);
            MWRITE(&offset, sizeof(offset),1,fil);
        }
        else
        {
            saveisshot |= SaveSymDataInfo(fil, a->ptr);
            assert(!saveisshot);
        }

        saveisshot |= SaveSymCodeInfo(fil, a->callback);
        assert(!saveisshot);
        saveisshot |= SaveSymDataInfo(fil, a->callbackdata);
        assert(!saveisshot);
    }

#else
    ndx = 0;
    for (i = AnimCnt - 1, a = &tanim; i >= 0; i--)
    {
        // write header
        MWRITE(&ndx,sizeof(ndx),1,fil);

        memcpy(a,&Anim[i],sizeof(ANIM));
        MWRITE(a,sizeof(ANIM),1,fil);

        saveisshot |= SaveSymDataInfo(fil, a->ptr);
        saveisshot |= SaveSymCodeInfo(fil, a->callback);
        saveisshot |= SaveSymDataInfo(fil, a->callbackdata);

        ndx++;
    }

    // write trailer
    ndx = -1;
    MWRITE(&ndx,sizeof(ndx),1,fil);
#endif
#endif

    MWRITE(&NormalVisibility,sizeof(NormalVisibility),1,fil);
    MWRITE(&MoveSkip2,sizeof(MoveSkip2),1,fil);
    MWRITE(&MoveSkip4,sizeof(MoveSkip4),1,fil);
    MWRITE(&MoveSkip8,sizeof(MoveSkip8),1,fil);

    // SO interpolations
	saveisshot |= so_writeinterpolations(fil);
	assert(!saveisshot);

    // mirror
    MWRITE(mirror,sizeof(mirror),1,fil);
    MWRITE(&mirrorcnt,sizeof(mirrorcnt),1,fil);
    MWRITE(&mirrorinview,sizeof(mirrorinview),1,fil);

    // queue
    MWRITE(&StarQueueHead,sizeof(StarQueueHead),1,fil);
    MWRITE(StarQueue,sizeof(StarQueue),1,fil);
    MWRITE(&HoleQueueHead,sizeof(HoleQueueHead),1,fil);
    MWRITE(HoleQueue,sizeof(HoleQueue),1,fil);
    MWRITE(&WallBloodQueueHead,sizeof(WallBloodQueueHead),1,fil);
    MWRITE(WallBloodQueue,sizeof(WallBloodQueue),1,fil);
    MWRITE(&FloorBloodQueueHead,sizeof(FloorBloodQueueHead),1,fil);
    MWRITE(FloorBloodQueue,sizeof(FloorBloodQueue),1,fil);
    MWRITE(&GenericQueueHead,sizeof(GenericQueueHead),1,fil);
    MWRITE(GenericQueue,sizeof(GenericQueue),1,fil);
    MWRITE(&LoWangsQueueHead,sizeof(LoWangsQueueHead),1,fil);
    MWRITE(LoWangsQueue,sizeof(LoWangsQueue),1,fil);

    MWRITE(&PlayClock,sizeof(PlayClock),1,fil);
    MWRITE(&TotalKillable,sizeof(TotalKillable),1,fil);

    // game settings
    MWRITE(&gNet,sizeof(gNet),1,fil);

    MWRITE(&gs,sizeof(gs),1,fil);

    MWRITE(&LevelSecrets,sizeof(LevelSecrets),1,fil);

    MWRITE(&Bunny_Count,sizeof(Bunny_Count),1,fil);

    MWRITE(&GodMode,sizeof(GodMode),1,fil);

    MWRITE(&FinishTimer,sizeof(FinishTimer),1,fil);
    MWRITE(&FinishAnim,sizeof(FinishAnim),1,fil);

    MWRITE(&serpwasseen, sizeof(serpwasseen), 1, fil);
    MWRITE(&sumowasseen, sizeof(sumowasseen), 1, fil);
    MWRITE(&zillawasseen, sizeof(zillawasseen), 1, fil);
    MWRITE(BossSpriteNum, sizeof(BossSpriteNum), 1, fil);
    //MWRITE(&Zombies, sizeof(Zombies), 1, fil);

    return !saveisshot;
}


bool GameInterface::LoadGame()
{
    MFILE_READ fil;
    int i,j,saveisshot=0;
    short ndx,SpriteNum,sectnum;
    PLAYERp pp = NULL;
    USERp u;
    SECTOR_OBJECTp sop;
    SECT_USERp sectu;
    ANIMp a;
    PANEL_SPRITEp psp,next;


    Saveable_Init();

	auto filr = ReadSavegameChunk("snapshot.sw");
	if (!filr.isOpen()) return false;
	fil = &filr;

    MREAD(&Skill,sizeof(Skill),1,fil);

    MREAD(&numplayers, sizeof(numplayers),1,fil);

    //save players
    //MREAD(Player,sizeof(PLAYER), numplayers,fil);

    //save players info

    for (auto& pp : Player)
    {
        pp.cookieTime = 0;
        memset(pp.cookieQuote, 0, sizeof(pp.cookieQuote));
    }

    for (i = 0; i < numplayers; i++)
    {
        pp = &Player[i];

        MREAD(pp, sizeof(*pp), 1, fil);

        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->remote_sprite);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->remote.sop_control);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->sop_remote);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->sop);

        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->hi_sectp);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->lo_sectp);

        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->hi_sp);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->lo_sp);

        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->last_camera_sp);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->SpriteP);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->UnderSpriteP);
        saveisshot |= LoadSymCodeInfo(fil, (void **)&pp->DoPlayerAction);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->sop_control);
        saveisshot |= LoadSymDataInfo(fil, (void **)&pp->sop_riding);
        if (saveisshot) { MCLOSE_READ(fil); return false; }
    }


#if PANEL_SAVE
    for (i = 0; i < numplayers; i++)
    {
        int j;
        pp = &Player[i];

        INITLIST(&pp->PanelSpriteList);

        while (true)
        {
            MREAD(&ndx, sizeof(ndx),1,fil);

            if (ndx == -1)
                break;

            psp = (PANEL_SPRITEp)CallocMem(sizeof(PANEL_SPRITE), 1);
            ASSERT(psp);

            MREAD(psp, sizeof(PANEL_SPRITE),1,fil);
            INSERT_TAIL(&pp->PanelSpriteList,psp);

            saveisshot |= LoadSymDataInfo(fil, (void **)&psp->PlayerP);
            saveisshot |= LoadSymDataInfo(fil, (void **)&psp->State);
            saveisshot |= LoadSymDataInfo(fil, (void **)&psp->RetractState);
            saveisshot |= LoadSymDataInfo(fil, (void **)&psp->PresentState);
            saveisshot |= LoadSymDataInfo(fil, (void **)&psp->ActionState);
            saveisshot |= LoadSymDataInfo(fil, (void **)&psp->RestState);
            saveisshot |= LoadSymCodeInfo(fil, (void **)&psp->PanelSpriteFunc);
            if (saveisshot) { MCLOSE_READ(fil); return false; }

            for (j = 0; j < (int)SIZ(psp->over); j++)
            {
                saveisshot |= LoadSymDataInfo(fil, (void **)&psp->over[j].State);
                if (saveisshot) { MCLOSE_READ(fil); return false; }
            }

        }
    }
#endif

    //Sector User information
    for (i = 0; i < numsectors; i++)
    {
        MREAD(&sectnum,sizeof(sectnum),1,fil);
        if (sectnum != -1)
        {
            SectUser[sectnum] = sectu = (SECT_USERp)CallocMem(sizeof(SECT_USER), 1);
            MREAD(sectu,sizeof(SECT_USER),1,fil);
        }
    }

    MREAD(SectorObject, sizeof(SectorObject),1,fil);

    for (ndx = 0; ndx < (short)SIZ(SectorObject); ndx++)
    {
        sop = &SectorObject[ndx];

        saveisshot |= LoadSymCodeInfo(fil, (void **)&sop->PreMoveAnimator);
        saveisshot |= LoadSymCodeInfo(fil, (void **)&sop->PostMoveAnimator);
        saveisshot |= LoadSymCodeInfo(fil, (void **)&sop->Animator);
        saveisshot |= LoadSymDataInfo(fil, (void **)&sop->controller);
        saveisshot |= LoadSymDataInfo(fil, (void **)&sop->sp_child);
        if (saveisshot) { MCLOSE_READ(fil); return false; }
    }

    MREAD(SineWaveFloor, sizeof(SineWaveFloor),1,fil);
    MREAD(SineWall, sizeof(SineWall),1,fil);
    MREAD(SpringBoard, sizeof(SpringBoard),1,fil);

    MREAD(Track, sizeof(Track),1,fil);
    for (i = 0; i < MAX_TRACKS; i++)
    {
        if (Track[i].NumPoints == 0)
        {
            Track[i].TrackPoint = (TRACK_POINTp)CallocMem(sizeof(TRACK_POINT), 1);
            MREAD(Track[i].TrackPoint, sizeof(TRACK_POINT),1,fil);
        }
        else
        {
            Track[i].TrackPoint = (TRACK_POINTp)CallocMem(Track[i].NumPoints * sizeof(TRACK_POINT), 1);
            MREAD(Track[i].TrackPoint, Track[i].NumPoints * sizeof(TRACK_POINT),1,fil);
        }
    }

    MREAD(&Player[myconnectindex].input,sizeof(Player[myconnectindex].input),1,fil);

    MREAD(&screenpeek,sizeof(screenpeek),1,fil);
    MREAD(&randomseed, sizeof(randomseed), 1, fil);

    // do all sector manipulation structures

#if ANIM_SAVE
#if 1
    MREAD(&AnimCnt,sizeof(AnimCnt),1,fil);

    for (i = 0; i < AnimCnt; i++)
    {
        a = &Anim[i];
        MREAD(a,sizeof(ANIM),1,fil);

        if ((intptr_t)a->ptr == -2)
        {
            // maintain compatibility with sinking boat which points to user data
            int offset;
            MREAD(&j, sizeof(j),1,fil);
            MREAD(&offset, sizeof(offset),1,fil);
            a->ptr = (int *)(((char *)User[j].Data()) + offset);
        }
        else if ((intptr_t)a->ptr == -3)
        {
            // maintain compatibility with sinking boat which points to user data
            int offset;
            MREAD(&j, sizeof(j),1,fil);
            MREAD(&offset, sizeof(offset),1,fil);
            a->ptr = (int *)(((char *)SectUser[j]) + offset);
        }
        else
        {
            saveisshot |= LoadSymDataInfo(fil, (void **)&a->ptr);
        }

        saveisshot |= LoadSymCodeInfo(fil, (void **)&a->callback);
        saveisshot |= LoadSymDataInfo(fil, (void **)&a->callbackdata);
        if (saveisshot) { MCLOSE_READ(fil); return false; }
    }
#else
    AnimCnt = 0;
    for (i = MAXANIM - 1; i >= 0; i--)
    {
        a = &Anim[i];

        MREAD(&ndx,sizeof(ndx),1,fil);

        if (ndx == -1)
            break;

        AnimCnt++;

        MREAD(a,sizeof(ANIM),1,fil);

        saveisshot |= LoadSymDataInfo(fil, (void **)&a->ptr);
        saveisshot |= LoadSymCodeInfo(fil, (void **)&a->callback);
        saveisshot |= LoadSymDataInfo(fil, (void **)&a->callbackdata);
        if (saveisshot) { MCLOSE_READ(fil); return false; }
    }
#endif
#endif

    MREAD(&NormalVisibility,sizeof(NormalVisibility),1,fil);

    MREAD(&MoveSkip2,sizeof(MoveSkip2),1,fil);
    MREAD(&MoveSkip4,sizeof(MoveSkip4),1,fil);
    MREAD(&MoveSkip8,sizeof(MoveSkip8),1,fil);

    // SO interpolations
    saveisshot |= so_readinterpolations(fil);
    if (saveisshot) { MCLOSE_READ(fil); return false; }

    // mirror
    MREAD(mirror,sizeof(mirror),1,fil);
    MREAD(&mirrorcnt,sizeof(mirrorcnt),1,fil);
    MREAD(&mirrorinview,sizeof(mirrorinview),1,fil);

    // queue
    MREAD(&StarQueueHead,sizeof(StarQueueHead),1,fil);
    MREAD(StarQueue,sizeof(StarQueue),1,fil);
    MREAD(&HoleQueueHead,sizeof(HoleQueueHead),1,fil);
    MREAD(HoleQueue,sizeof(HoleQueue),1,fil);
    MREAD(&WallBloodQueueHead,sizeof(WallBloodQueueHead),1,fil);
    MREAD(WallBloodQueue,sizeof(WallBloodQueue),1,fil);
    MREAD(&FloorBloodQueueHead,sizeof(FloorBloodQueueHead),1,fil);
    MREAD(FloorBloodQueue,sizeof(FloorBloodQueue),1,fil);
    MREAD(&GenericQueueHead,sizeof(GenericQueueHead),1,fil);
    MREAD(GenericQueue,sizeof(GenericQueue),1,fil);
    MREAD(&LoWangsQueueHead,sizeof(LoWangsQueueHead),1,fil);
    MREAD(LoWangsQueue,sizeof(LoWangsQueue),1,fil);

    // init timing vars before PlayClock is read
    MREAD(&PlayClock,sizeof(PlayClock),1,fil);
    MREAD(&TotalKillable,sizeof(TotalKillable),1,fil);

    // game settings
    MREAD(&gNet,sizeof(gNet),1,fil);

	MREAD(&gs,sizeof(gs),1,fil);

    MREAD(&LevelSecrets,sizeof(LevelSecrets),1,fil);

    MREAD(&Bunny_Count,sizeof(Bunny_Count),1,fil);

    MREAD(&GodMode,sizeof(GodMode),1,fil);

    MREAD(&FinishTimer,sizeof(FinishTimer),1,fil);
    MREAD(&FinishAnim,sizeof(FinishAnim),1,fil);

    MREAD(&serpwasseen, sizeof(serpwasseen), 1, fil);
    MREAD(&sumowasseen, sizeof(sumowasseen), 1, fil);
    MREAD(&zillawasseen, sizeof(zillawasseen), 1, fil);
    MREAD(BossSpriteNum, sizeof(BossSpriteNum), 1, fil);
    //MREAD(&Zombies, sizeof(Zombies), 1, fil);

    MCLOSE_READ(fil);


    //!!IMPORTANT - this POST stuff will not work here now becaus it does actual reads


    //
    // POST processing of info MREAD in
    //

#if PANEL_SAVE
    for (i = 0; i < numplayers; i++)
    {
        pp = &Player[i];
        TRAVERSE(&pp->PanelSpriteList, psp, next)
        {
            // dont need to set Next and Prev this was done
            // when sprites were inserted

            // sibling is the only PanelSprite (malloced ptr) in the PanelSprite struct
            psp->sibling = PanelNdxToSprite(pp, (int)(intptr_t)psp->sibling);
        }
    }
#endif

    DoTheCache();

    // this is ok - just duplicating sector list with pointers
    for (sop = SectorObject; sop < &SectorObject[SIZ(SectorObject)]; sop++)
    {
        for (i = 0; i < sop->num_sectors; i++)
            sop->sectp[i] = &sector[sop->sector[i]];
    }

    //!!Again this will not work here
    //restore players info
    for (i = 0; i < numplayers; i++)
    {
#if PANEL_SAVE
        pp->CurWpn = PanelNdxToSprite(pp, (int)(intptr_t)pp->CurWpn);

        for (ndx = 0; ndx < MAX_WEAPONS; ndx++)
            pp->Wpn[ndx] = PanelNdxToSprite(pp, (int)(intptr_t)pp->Wpn[ndx]);

        pp->Chops = PanelNdxToSprite(pp, (int)(intptr_t)pp->Chops);

#endif
    }

    {
        int SavePlayClock = PlayClock;
        InitTimingVars();
        PlayClock = SavePlayClock;
    }
    InitNetVars();

    screenpeek = myconnectindex;

    Mus_ResumeSaved();
    if (snd_ambience)
        StartAmbientSound();

    TRAVERSE_CONNECT(i)
    {
        Player[i].StartColor = 0;
    }

    // this is not a new game
    ShadowWarrior::NewGame = false;


    DoPlayerDivePalette(Player+myconnectindex);
    DoPlayerNightVisionPalette(Player+myconnectindex);

    InitLevelGlobals();
    return true;
}

END_SW_NS