Free Hero Mesh

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This is a mirror of the main repository for Free Hero Mesh. New tickets and changes will not be accepted at this mirror.
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Differences From Artifact [feff4c6f93]:

To Artifact [e6928b82be]:

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    p+=picts->pitch;
    q+=r->w;
  }
  SDL_UnlockSurface(picts);
  free(d);
}

static void load_dependent_picture(FILE*fp,Uint16 img,int alt) {
static void load_dependent_picture(FILE*fp,Sint32 sz,Uint16 img,int alt) {
  SDL_Rect src={0,0,picture_size,picture_size};
  SDL_Rect dst={(img&15)*picture_size,(img>>4)*picture_size,picture_size,picture_size};
  sqlite3_stmt*st;
  Sint32 sz;
  int c,i,x,y;
  char nam[128];
  Uint8 buf[512];
  Uint8*p;
  sz=fgetc(fp)<<16;
  sz|=fgetc(fp)<<24;
  sz|=fgetc(fp);
  sz|=fgetc(fp)<<8;
  if(sqlite3_prepare_v2(userdb,"SELECT `ID` FROM `PICTURES` WHERE `NAME` = ?1 AND NOT `DEPENDENT`;",-1,&st,0))
   fatal("Unable to prepare SQL statement while loading pictures: %s\n",sqlite3_errmsg(userdb));
  i=0;
  while(sz) {
    c=fgetc(fp);
    if(c<32) break;
    if(i<127) nam[i++]=c;
    sz--;
  }
  if(sz) ungetc(c,fp);
  if(i) {
  sqlite3_bind_text(st,1,nam,i,0);
  i=sqlite3_step(st);
  if(i==SQLITE_DONE) {
    fprintf(stderr,"Cannot find base picture for a dependent picture; ignoring\n");
    sqlite3_finalize(st);
    return;
  } else if(i!=SQLITE_ROW) {
    fatal("SQL error (%d): %s\n",i,sqlite3_errmsg(userdb));
  }
  i=sqlite3_column_int(st,0);
  sqlite3_reset(st);
  src.x=(i&15)*picture_size;
  src.y=(i>>4)*picture_size;
  SDL_SetColorKey(picts,0,0);
  SDL_BlitSurface(picts,&src,picts,&dst);
    sqlite3_bind_text(st,1,nam,i,0);
    i=sqlite3_step(st);
    if(i==SQLITE_DONE) {
      fprintf(stderr,"Cannot find base picture for a dependent picture; ignoring\n");
      sqlite3_finalize(st);
      return;
    } else if(i!=SQLITE_ROW) {
      fatal("SQL error (%d): %s\n",i,sqlite3_errmsg(userdb));
    }
    i=sqlite3_column_int(st,0);
    sqlite3_reset(st);
    src.x=(i&15)*picture_size;
    src.y=(i>>4)*picture_size;
    SDL_SetColorKey(picts,0,0);
    SDL_BlitSurface(picts,&src,picts,&dst);
  } else {
    SDL_FillRect(picts,&dst,0);
  }
  while(sz-->0) switch(c=fgetc(fp)) {
    case 0 ... 7: // Flip/rotate
      pic_orientation(&dst,c);
      break;
    case 8: // *->* *->* *->*
      c=fgetc(fp);
      sz-=c+1;
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    default:
      fprintf(stderr,"Unrecognized command in dependent picture (%d)\n",c);
      goto done;
  }
  if(sz<-1) fprintf(stderr,"Lump size of dependent picture is too short\n");
  done: sqlite3_finalize(st);
}

static int find_multidependent(sqlite3_stmt*st,FILE*fp,int len,int npic) {
  sqlite3_stmt*s1;
  int at=4;
  long rew=ftell(fp);
  Uint8*mem=malloc(len+1);
  int i,j,zt;
  if(!mem) fatal("Allocation failed\n");
  fread(mem,1,len,fp);
  mem[len]=0;
  fseek(fp,rew+len,SEEK_SET);
  if(sqlite3_exec(userdb,"CREATE TEMPORARY TABLE IF NOT EXISTS `_MUL`(`X`,`Y`,`N`,`Z`);",0,0,0))
   fatal("SQL error: %s\n",sqlite3_errmsg(userdb));
  if(sqlite3_prepare_v2(userdb,"INSERT INTO `_MUL`(`X`,`Y`,`N`,`Z`) VALUES(?1,?2,SUBSTR('._-',?5,1)||?3,?4);",-1,&s1,0))
   fatal("Unable to prepare SQL statement while loading pictures: %s\n",sqlite3_errmsg(userdb));
  sqlite3_bind_int(s1,2,0);
  sqlite3_bind_text(s1,3,"",0,0);
  sqlite3_bind_int(s1,5,4);
  for(i=0;i<4;i++) if((mem[i]&128) || !mem[i]) {
    sqlite3_reset(s1);
    sqlite3_bind_int(s1,1,i);
    sqlite3_bind_blob(s1,4,"",i?0:1,0);
    while(sqlite3_step(s1)==SQLITE_ROW);
  }
  sqlite3_reset(s1);
  sqlite3_bind_int(s1,1,0);
  for(i=0;i<(*mem&63);i++) {
    if(at>=len) fatal("Malformed multidependent picture lump\n");
    sqlite3_reset(s1);
    sqlite3_bind_int(s1,2,i+1);
    j=strlen(mem+at);
    sqlite3_bind_text(s1,3,mem+at,j,0);
    sqlite3_bind_blob(s1,4,mem+at,j+1,0);
    at+=j+1;
    while(sqlite3_step(s1)==SQLITE_ROW);
  }
  zt=at;
  for(j=1;j<3;j++) for(i=0;i<(mem[j]&63);i++) {
    if(zt+2>=len) fatal("Malformed multidependent picture lump\n");
    zt+=((mem[zt+1]>>3)&7)+2;
  }
  for(j=1;j<3;j++) for(i=0;i<(mem[j]&63);i++) {
    sqlite3_reset(s1);
    sqlite3_bind_int(s1,1,j);
    sqlite3_bind_int(s1,2,i+1);
    sqlite3_bind_text(s1,3,mem+at+2,(mem[at+1]>>3)&7,0);
    if(zt+mem[at]+((mem[at+1]&7)<<8)>len) fatal("Malformed multidependent picture lump\n");
    sqlite3_bind_blob(s1,4,mem+zt,mem[at]|((mem[at+1]&7)<<8),0);
    sqlite3_bind_int(s1,5,4-(mem[at+1]>>6));
    zt+=mem[at]|((mem[at+1]&7)<<8);
    at+=((mem[at+1]>>3)&7)+2;
    while(sqlite3_step(s1)==SQLITE_ROW);
  }
  sqlite3_finalize(s1);
  free(mem);
  if(sqlite3_prepare_v2(userdb,"SELECT A.N||B.N||C.N||D.N,BCAT(A.Z,B.Z,C.Z,D.Z) FROM _MUL A,_MUL B,_MUL C,_MUL D WHERE A.X=0 AND B.X=1 AND C.X=2 AND D.X=3 AND B.Y+C.Y+D.Y<>0;",-1,&s1,0))
   fatal("Unable to prepare SQL statement while loading pictures: %s\n",sqlite3_errmsg(userdb));
  while((j=sqlite3_step(s1))==SQLITE_ROW) {
    if(npic++==32768) fatal("Too many pictures\n");
    sqlite3_reset(st);
    sqlite3_bind_int(st,1,npic);
    sqlite3_bind_value(st,2,sqlite3_column_value(s1,0));
    sqlite3_bind_value(st,5,sqlite3_column_value(s1,1));
    while(sqlite3_step(st)==SQLITE_ROW);
  }
  if(j!=SQLITE_DONE) fatal("SQL error (%d): %s\n",j,sqlite3_errmsg(userdb));
  sqlite3_finalize(s1);
  if(sqlite3_exec(userdb,"DELETE FROM `_MUL`;",0,0,0))
   fatal("SQL error: %s\n",sqlite3_errmsg(userdb));
  return npic;
}

static void load_multidependent(int n,const char*data,int len) {
  FILE*fp=fmemopen((char*)data,len,"r");
  if(!fp) fatal("Allocation failed\n");
  load_dependent_picture(fp,len,n,0);
  fclose(fp);
}

void load_pictures(void) {
  sqlite3_stmt*st=0;
  FILE*fp;
  Uint8 wantsize[32];
  Uint8 nwantsize=0;
  Uint8 altImage;
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    sscanf(v," %d %n",&i,&j);
    if(!j) break;
    if(i<2 || i>255) fatal("Invalid picture size %d\n",i);
    wantsize[nwantsize++]=i;
    v+=j;
  }
  if(n=sqlite3_exec(userdb,"BEGIN;",0,0,0)) fatal("SQL error (%d): %s\n",n,sqlite3_errmsg(userdb));
  if(sqlite3_prepare_v2(userdb,"INSERT INTO `PICTURES`(`ID`,`NAME`,`OFFSET`,`DEPENDENT`) VALUES(?1,?2,?3,?4);",-1,&st,0))
  if(sqlite3_prepare_v2(userdb,"INSERT INTO `PICTURES`(`ID`,`NAME`,`OFFSET`,`DEPENDENT`,`MISC`) VALUES(?1,?2,?3,?4,?5);",-1,&st,0))
   fatal("Unable to prepare SQL statement while loading pictures: %s\n",sqlite3_errmsg(userdb));
  nam=malloc(256);
  if(!nam) fatal("Allocation failed\n");
  n=0;
  memset(havesize,0,256*sizeof(Uint16));
  while(!feof(fp)) {
    i=0;
    while(j=fgetc(fp)) {
      if(j==EOF) goto nomore1;
      if(i<255) nam[i++]=j;
    }
    nam[i]=0;
    if(i>4 && (!memcmp(".IMG",nam+i-4,4) || !memcmp(".DEP",nam+i-4,4))) {
      if(nam[i-3]=='I') j=1; else j=0;
      if(n++==32768) fatal("Too many pictures\n");
      sqlite3_reset(st);
      sqlite3_bind_int(st,1,n);
      sqlite3_bind_text(st,2,nam,i-4,SQLITE_TRANSIENT);
      sqlite3_bind_int64(st,3,ftell(fp)+4);
      sqlite3_bind_int(st,4,j^1);
      sqlite3_bind_null(st,5);
      while((i=sqlite3_step(st))==SQLITE_ROW);
      if(i!=SQLITE_DONE) fatal("SQL error (%d): %s\n",i,sqlite3_errmsg(userdb));
    } else if(i>4 && !memcmp(".MUL",nam+i-4,4)) {
      j=2;
    } else {
      j=0;
    }
    i=fgetc(fp)<<16;
    i|=fgetc(fp)<<24;
    i|=fgetc(fp)<<0;
    i|=fgetc(fp)<<8;
    if(j) {
    if(j==1 && i>1) {
      memset(havesize1,0,256);
      i-=j=fgetc(fp)&15;
      while(j--) havesize1[fgetc(fp)&255]=1;
      fseek(fp,i-1,SEEK_CUR);
      for(i=1;i<256;i++) if(havesize1[i]) for(j=i+i;j<256;j+=i) havesize1[j]=1;
      for(j=1;j<256;j++) havesize[j]+=havesize1[j];
    } else if(j==2 && i>4) {
      sqlite3_reset(st);
      sqlite3_bind_int64(st,3,ftell(fp));
      sqlite3_bind_int(st,4,1);
      n=find_multidependent(st,fp,i,n);
    } else {
      fseek(fp,i,SEEK_CUR);
    }
  }
nomore1:
  if(!n) fatal("Cannot find any pictures in this puzzle set\n");
  free(nam);
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      if(j==SQLITE_DONE) break;
      fatal("SQL error (%d): %s\n",j,sqlite3_errmsg(userdb));
    }
    fseek(fp,sqlite3_column_int64(st,1),SEEK_SET);
    load_one_picture(fp,sqlite3_column_int(st,0),altImage);
  }
  sqlite3_finalize(st);
  if(sqlite3_prepare_v2(userdb,"SELECT `ID`, `OFFSET` FROM `PICTURES` WHERE `DEPENDENT`;",-1,&st,0))
  if(sqlite3_prepare_v2(userdb,"SELECT `ID`, `OFFSET`, `MISC` FROM `PICTURES` WHERE `DEPENDENT`;",-1,&st,0))
   fatal("Unable to prepare SQL statement while loading pictures: %s\n",sqlite3_errmsg(userdb));
  for(i=0;i<n;i++) {
    if((j=sqlite3_step(st))!=SQLITE_ROW) {
      if(j==SQLITE_DONE) break;
      fatal("SQL error (%d): %s\n",j,sqlite3_errmsg(userdb));
    }
    if(sqlite3_column_type(st,2)==SQLITE_NULL) {
    fseek(fp,sqlite3_column_int64(st,1)-4,SEEK_SET);
    load_dependent_picture(fp,sqlite3_column_int(st,0),0);
      fseek(fp,sqlite3_column_int64(st,1)-4,SEEK_SET);
      j=fgetc(fp)<<16;
      j|=fgetc(fp)<<24;
      j|=fgetc(fp);
      j|=fgetc(fp)<<8;
      load_dependent_picture(fp,j,sqlite3_column_int(st,0),0);
    } else {
      v=sqlite3_column_blob(st,2);
      j=sqlite3_column_bytes(st,2);
      load_multidependent(sqlite3_column_int(st,0),v,j);
    }
  }
  sqlite3_finalize(st);
  fclose(fp);
  SDL_SetColorKey(picts,SDL_SRCCOLORKEY|SDL_RLEACCEL,0);
done:
  if(n=sqlite3_exec(userdb,"COMMIT;",0,0,0)) fatal("SQL error (%d): %s\n",n,sqlite3_errmsg(userdb));
  fprintf(stderr,"Done\n");
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