void SetupGameLevel (void)
{
int x,y,i;
unsigned far *map,tile,spot;
if (!loadedgame)
{
gamestate.TimeCount=
gamestate.secrettotal=
gamestate.killtotal=
gamestate.treasuretotal=
gamestate.secretcount=
gamestate.killcount=
gamestate.treasurecount=0;
}
if (demoplayback || demorecord)
US_InitRndT (false);
else
US_InitRndT (true);
//
// load the level
//
CA_CacheMap (gamestate.mapon+10*gamestate.episode);
mapon-=gamestate.episode*10;
mapwidth = mapheaderseg[mapon]->width;
mapheight = mapheaderseg[mapon]->height;
if (mapwidth != 64 || mapheight != 64)
Quit ("Map not 64*64!");
//
// copy the wall data to a data segment array
//
memset (tilemap,0,sizeof(tilemap));
memset (actorat,0,sizeof(actorat));
map = mapsegs[0];
for (y=0;y<mapheight;y++)
for (x=0;x<mapwidth;x++)
{
tile = *map++;
if (tile<AREATILE)
{
// solid wall
tilemap[x][y] = tile;
(unsigned)actorat[x][y] = tile;
}
else
{
// area floor
tilemap[x][y] = 0;
(unsigned)actorat[x][y] = 0;
}
}
//
// spawn doors
//
InitActorList (); // start spawning things with a clean slate
InitDoorList ();
InitStaticList ();
map = mapsegs[0];
for (y=0;y<mapheight;y++)
for (x=0;x<mapwidth;x++)
{
tile = *map++;
if (tile >= 90 && tile <= 101)
{
// door
switch (tile)
{
case 90:
case 92:
case 94:
case 96:
case 98:
case 100:
SpawnDoor (x,y,1,(tile-90)/2);
break;
case 91:
case 93:
case 95:
case 97:
case 99:
case 101:
SpawnDoor (x,y,0,(tile-91)/2);
break;
}
}
}
//
// spawn actors
//
ScanInfoPlane ();
//
// take out the ambush markers
//
map = mapsegs[0];
for (y=0;y<mapheight;y++)
for (x=0;x<mapwidth;x++)
{
tile = *map++;
if (tile == AMBUSHTILE)
{
tilemap[x][y] = 0;
if ( (unsigned)actorat[x][y] == AMBUSHTILE)
actorat[x][y] = NULL;
if (*map >= AREATILE)
tile = *map;
if (*(map-1-mapwidth) >= AREATILE)
tile = *(map-1-mapwidth);
if (*(map-1+mapwidth) >= AREATILE)
tile = *(map-1+mapwidth);
if ( *(map-2) >= AREATILE)
tile = *(map-2);
*(map-1) = tile;
}
}
//
// have the caching manager load and purge stuff to make sure all marks
// are in memory
//
CA_LoadAllSounds ();
}
boolean LoadTheGame(FILE *file,int x,int y)
{
int32_t oldchecksum;
objtype nullobj;
statobj_t nullstat;
int actnum=0, i, j;
int32_t checksum = 0;
DiskFlopAnim(x,y);
fread (&gamestate,sizeof(gamestate),1,file);
checksum = DoChecksum((byte *)&gamestate,sizeof(gamestate),checksum);
DiskFlopAnim(x,y);
fread (&LevelRatios[0],sizeof(LRstruct)*LRpack,1,file);
checksum = DoChecksum((byte *)&LevelRatios[0],sizeof(LRstruct)*LRpack,checksum);
DiskFlopAnim(x,y);
SetupGameLevel ();
DiskFlopAnim(x,y);
fread (tilemap,sizeof(tilemap),1,file);
checksum = DoChecksum((byte *)tilemap,sizeof(tilemap),checksum);
DiskFlopAnim(x,y);
for(i=0; i<MAPSIZE; i++)
{
for(j=0; j<MAPSIZE; j++)
{
fread (&actnum,sizeof(word),1,file);
checksum = DoChecksum((byte *) &actnum,sizeof(word),checksum);
if(actnum&0x8000)
actorat[i][j]=objlist+(actnum&0x7fff);
else
actorat[i][j]=(objtype *)(uintptr_t) actnum;
}
}
fread (areaconnect,sizeof(areaconnect),1,file);
fread (areabyplayer,sizeof(areabyplayer),1,file);
InitActorList ();
DiskFlopAnim(x,y);
fread (player,sizeof(*player),1,file);
player->state=(statetype *) ((uintptr_t)player->state+(uintptr_t)&s_player);
/* Load all actors ? */
while (1)
{
DiskFlopAnim(x,y);
fread (&nullobj,sizeof(nullobj),1,file);
if (nullobj.active == ac_badobject)
break;
GetNewActor ();
nullobj.state=(statetype *) ((uintptr_t)nullobj.state+(uintptr_t)&s_grdstand);
/* don't copy over the links */
memcpy (newobj,&nullobj,sizeof(nullobj)-8);
}
DiskFlopAnim(x,y);
word laststatobjnum;
fread (&laststatobjnum,sizeof(laststatobjnum),1,file);
laststatobj=statobjlist+laststatobjnum;
checksum = DoChecksum((byte *)&laststatobjnum,sizeof(laststatobjnum),checksum);
DiskFlopAnim(x,y);
for(i=0; i<MAXSTATS; i++)
{
fread(&nullstat,sizeof(nullstat),1,file);
checksum = DoChecksum((byte *)&nullstat,sizeof(nullstat),checksum);
nullstat.visspot=(byte *) ((uintptr_t)nullstat.visspot+(uintptr_t)spotvis);
memcpy(statobjlist+i,&nullstat,sizeof(nullstat));
}
DiskFlopAnim(x,y);
fread (doorposition,sizeof(doorposition),1,file);
checksum = DoChecksum((byte *)doorposition,sizeof(doorposition),checksum);
DiskFlopAnim(x,y);
fread (doorobjlist,sizeof(doorobjlist),1,file);
checksum = DoChecksum((byte *)doorobjlist,sizeof(doorobjlist),checksum);
DiskFlopAnim(x,y);
fread (&pwallstate,sizeof(pwallstate),1,file);
checksum = DoChecksum((byte *)&pwallstate,sizeof(pwallstate),checksum);
fread (&pwalltile,sizeof(pwalltile),1,file);
checksum = DoChecksum((byte *)&pwalltile,sizeof(pwalltile),checksum);
fread (&pwallx,sizeof(pwallx),1,file);
checksum = DoChecksum((byte *)&pwallx,sizeof(pwallx),checksum);
fread (&pwally,sizeof(pwally),1,file);
checksum = DoChecksum((byte *)&pwally,sizeof(pwally),checksum);
fread (&pwalldir,sizeof(pwalldir),1,file);
checksum = DoChecksum((byte *)&pwalldir,sizeof(pwalldir),checksum);
fread (&pwallpos,sizeof(pwallpos),1,file);
checksum = DoChecksum((byte *)&pwallpos,sizeof(pwallpos),checksum);
/* assign valid floorcodes under moved pushwalls */
if (gamestate.secretcount)
{
word *map, *obj;
word tile, sprite;
map = mapsegs[0];
obj = mapsegs[1];
for (y=0; y<mapheight; y++)
for (x=0; x<mapwidth; x++)
{
tile = *map++;
sprite = *obj++;
if (sprite == PUSHABLETILE && !tilemap[x][y]
&& (tile < AREATILE || tile >= (AREATILE+NUMMAPS)))
{
if (*map >= AREATILE)
tile = *map;
if (*(map-1-mapwidth) >= AREATILE)
tile = *(map-1-mapwidth);
if (*(map-1+mapwidth) >= AREATILE)
tile = *(map-1+mapwidth);
if ( *(map-2) >= AREATILE)
tile = *(map-2);
*(map-1) = tile;
*(obj-1) = 0;
}
}
}
/* set player->areanumber to the floortile you're standing on */
Thrust(0,0);
fread (&oldchecksum,sizeof(oldchecksum),1,file);
fread (&lastgamemusicoffset,sizeof(lastgamemusicoffset),1,file);
if(lastgamemusicoffset<0)
lastgamemusicoffset=0;
if (oldchecksum != checksum)
{
Message(STR_SAVECHT1"\n"
STR_SAVECHT2"\n"
STR_SAVECHT3"\n"
STR_SAVECHT4);
IN_ClearKeysDown();
IN_Ack();
gamestate.oldscore = gamestate.score = 0;
gamestate.lives = 1;
gamestate.weapon =
gamestate.chosenweapon =
gamestate.bestweapon = wp_pistol;
gamestate.ammo = 8;
}
return true;
}
