Free Hero Mesh

/*
  This file is part of Free Hero Mesh and is public domain.
*/

// main.c

extern sqlite3*userdb;
extern xrm_db*resourcedb;
extern const char*basefilename;
extern xrm_quark optionquery[16];

// picture.c

extern SDL_Surface*screen;
extern Uint16 picture_size;

void draw_picture(int x,int y,Uint16 img);
void draw_text(int x,int y,const unsigned char*t,int bg,int fg);
void load_pictures(void);

#if 0
gcc -s -O2 -o ~/bin/heromesh main.c picture.o smallxrm.o sqlite3.o `sdl-config --cflags --libs` -ldl -lpthread
exit
#endif

/*
  This program is part of Free Hero Mesh and is public domain.
*/

#define _BSD_SOURCE
#define HEROMESH_MAIN
#include "SDL.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "sqlite3.h"
#include "smallxrm.h"
#include "names.h"
#include "quarks.h"
#include "cursorshapes.h"
#include "heromesh.h"

typedef struct {
  char cmd;
  union {
    int n;
    sqlite3_stmt*stmt;
    const char*txt;

static const char schema[]=
  "PRAGMA APPLICATION_ID(1296388936);"
  "PRAGMA RECURSIVE_TRIGGERS(1);"
  "CREATE TABLE IF NOT EXISTS `USERCACHEINDEX`(`ID` INTEGER PRIMARY KEY, `NAME` TEXT, `LVLTIME` INT, `SOLTIME` INT, `VERSION` INT);"
  "CREATE TEMPORARY TABLE `PICTURES`(`ID` INTEGER PRIMARY KEY, `NAME` TEXT, `OFFSET` INT);"
;

sqlite3*userdb;

xrm_db*resourcedb;

const char*basefilename;
xrm_quark optionquery[16];

static const char*globalclassname;
static SDL_Cursor*cursor[77];
static FILE*levelfp;
static FILE*solutionfp;

static FILE*hamarc_fp;
static long hamarc_pos;


static KeyBinding*editor_bindings[SDLK_LAST];
static KeyBinding*game_bindings[SDLK_LAST];
static KeyBinding*editor_mouse_bindings[4];
static KeyBinding*game_mouse_bindings[4];

#define fatal(...) do{ fprintf(stderr,__VA_ARGS__); exit(1); }while(0)
#define boolxrm(a,b) (*a=='1'||*a=='y'||*a=='t'||*a=='Y'||*a=='T'?1:*a=='0'||*a=='n'||*a=='f'||*a=='N'||*a=='F'?0:b)

static void hamarc_begin(FILE*fp,const char*name) {
  while(*name) fputc(*name++,fp);
  fwrite("\0\0\0\0",1,5,hamarc_fp=fp);

  }
  if(sqlite3_exec(userdb,schema,0,0,&s)) fatal("Failed to initialize database schema (%s)\n",s?:"unknown error");
  optionquery[1]=Q_sqlInit;
  v=xrm_get_resource(resourcedb,optionquery,optionquery,2);
  if(v && sqlite3_exec(userdb,v,0,0,&s)) fatal("Failed to execute user-defined SQL statements (%s)\n",s?:"unknown error");
}




















































































































static void set_cursor(int id) {
  id>>=1;
  if(!cursor[id]) cursor[id]=SDL_CreateCursor((void*)cursorimg+(id<<6),(void*)cursorimg+(id<<6)+32,16,16,cursorhot[id]>>4,cursorhot[id]&15);
  SDL_SetCursor(cursor[id]);
}

static void load_options(void) {

#define SetKeyBinding(n,m) do { \
  optionquery[1]=Q_editKey; \
  if(s=xrm_get_resource(resourcedb,optionquery,optionquery,n)) set_key_binding(editor_bindings+quark_to_key[q-FirstKeyQuark],m,s); \
  optionquery[1]=Q_gameKey; \
  if(s=xrm_get_resource(resourcedb,optionquery,optionquery,n)) set_key_binding(game_bindings+quark_to_key[q-FirstKeyQuark],m,s); \
} while(0)
#define SetMouseBinding(o,n,m) do { \
  optionquery[1]=Q_editClick; \
  if(s=xrm_get_resource(resourcedb,optionquery,optionquery,n)) set_key_binding(editor_mouse_bindings+o,m,s); \
  optionquery[1]=Q_gameClick; \
  if(s=xrm_get_resource(resourcedb,optionquery,optionquery,n)) set_key_binding(game_mouse_bindings+o,m,s); \
} while(0)
static void load_key_bindings(void) {
  xrm_quark q;
  const char*s;
  for(q=FirstKeyQuark;q<=LastKeyQuark;q++) {
    optionquery[2]=optionquery[3]=optionquery[4]=q;
    SetKeyBinding(3,0);
    optionquery[2]=Q_shift;

    SetKeyBinding(5,MOD_ALT|MOD_SHIFT);
    optionquery[2]=Q_ctrl;
    SetKeyBinding(5,MOD_CTRL|MOD_SHIFT);
    optionquery[2]=Q_meta;
    SetKeyBinding(5,MOD_META|MOD_SHIFT);
#endif
  }
  optionquery[2]=optionquery[3]=Q_left;
  SetMouseBinding(SDL_BUTTON_LEFT,3,0);
  optionquery[2]=Q_shift;
  SetMouseBinding(SDL_BUTTON_LEFT,4,MOD_SHIFT);
  optionquery[2]=Q_ctrl;
  SetMouseBinding(SDL_BUTTON_LEFT,4,MOD_CTRL);
  optionquery[2]=Q_alt;
  SetMouseBinding(SDL_BUTTON_LEFT,4,MOD_ALT);
  optionquery[2]=Q_meta;
  SetMouseBinding(SDL_BUTTON_LEFT,4,MOD_META);
  optionquery[2]=optionquery[3]=Q_middle;
  SetMouseBinding(SDL_BUTTON_MIDDLE,3,0);
  optionquery[2]=Q_shift;
  SetMouseBinding(SDL_BUTTON_MIDDLE,4,MOD_SHIFT);
  optionquery[2]=Q_ctrl;
  SetMouseBinding(SDL_BUTTON_MIDDLE,4,MOD_CTRL);
  optionquery[2]=Q_alt;
  SetMouseBinding(SDL_BUTTON_MIDDLE,4,MOD_ALT);
  optionquery[2]=Q_meta;
  SetMouseBinding(SDL_BUTTON_MIDDLE,4,MOD_META);
  optionquery[2]=optionquery[3]=Q_right;
  SetMouseBinding(SDL_BUTTON_RIGHT,3,0);
  optionquery[2]=Q_shift;
  SetMouseBinding(SDL_BUTTON_RIGHT,4,MOD_SHIFT);
  optionquery[2]=Q_ctrl;
  SetMouseBinding(SDL_BUTTON_RIGHT,4,MOD_CTRL);
  optionquery[2]=Q_alt;
  SetMouseBinding(SDL_BUTTON_RIGHT,4,MOD_ALT);
  optionquery[2]=Q_meta;
  SetMouseBinding(SDL_BUTTON_RIGHT,4,MOD_META);
}

int main(int argc,char**argv) {
  if(argc<2) fatal("usage: %s basename [options...]\n",argc?argv[0]:"heromesh");
  if(xrm_init(realloc)) fatal("Failed to initialize resource manager\n");
  if(xrm_init_quarks(global_quarks)) fatal("Failed to initialize resource manager\n");
  resourcedb=xrm_create();

#if 0
gcc -s -O2 -c -Wno-unused-result picture.c `sdl-config --cflags`
exit
#endif

/*
  This program is part of Free Hero Mesh and is public domain.
*/

#define _BSD_SOURCE
#include "SDL.h"
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "sqlite3.h"
#include "smallxrm.h"
#include "pcfont.h"
#include "quarks.h"
#include "heromesh.h"

#define fatal(...) do{ fprintf(stderr,__VA_ARGS__); exit(1); }while(0)

SDL_Surface*screen;
Uint16 picture_size;

static SDL_Surface*picts;
static Uint8*curpic;

static const char default_palette[]=
  "C020FF "
  "000000 222222 333333 444444 555555 666666 777777 888888 999999 AAAAAA BBBBBB CCCCCC DDDDDD EEEEEE FFFFFF "
  "281400 412300 5F3200 842100 A05000 C35F14 E1731E FF8232 FF9141 FFA050 FFAF5F FFBE73 FFD282 FFE191 FFF0A0 "
  "321E1E 412220 5F2830 823040 A03A4C BE4658 E15464 FF6670 FF7F7B FF8E7F FF9F7F FFAF7F FFBF7F FFCF7F FFDF7F "
  "280D0D 401515 602020 802A2A A03535 C04040 E04A4A FF5555 FF6764 FF6F64 FF7584 FF849D FF94B7 FF9FD1 FFAEEA "
  "901400 A02000 B03000 C04000 D05000 E06000 F07000 FF8000 FF9000 FFA000 FFB000 FFC000 FFD000 FFE000 FFF000 "
  "280000 400000 600000 800000 A00000 C00000 E00000 FF0000 FF2828 FF4040 FF6060 FF8080 FFA0A0 FFC0C0 FFE0E0 "
  "280028 400040 600060 800080 A000A0 C000C0 E000E0 FF00FF FF28FF FF40FF FF60FF FF80FF FFA0FF FFC0FF FFE0FF "
  "281428 402040 603060 804080 A050A0 C060C0 E070E0 FF7CFF FF8CFF FF9CFF FFACFF FFBCFF FFCCFF FFDCFF FFECFF "
  "280050 350566 420A7C 4F0F92 5C14A8 6919BE 761ED4 8323EA 9028FF A040FF B060FF C080FF D0A0FF E0C0FF F0E0FF "
  "000028 000040 000060 000080 0000A0 0000C0 0000E0 0000FF 0A28FF 284AFF 466AFF 678AFF 87AAFF A7CAFF C7EBFF "
  "0F1E1E 142323 193232 1E4141 285050 325F5F 377373 418282 469191 50A0A0 5AAFAF 5FC3C3 69D2D2 73E1E1 78F0F0 "
  "002828 004040 006060 008080 00A0A0 00C0C0 00E0E0 00FFFF 28FFFF 40FFFF 60FFFF 80FFFF A0FFFF C0FFFF E0FFFF "
  "002800 004000 006000 008000 00A000 00C000 00E000 00FF00 28FF28 40FF40 60FF60 80FF80 A0FFA0 C0FFC0 E0FFE0 "
  "002110 234123 325F32 418241 50A050 5FC35F 73E173 85FF7A 91FF6E A0FF5F B4FF50 C3FF41 D2FF32 E1FF23 F0FF0F "
  "282800 404000 606000 808000 A0A000 C0C000 E0E000 FFFF00 FFFF28 FFFF40 FFFF60 FFFF80 FFFFA0 FFFFC0 FFFFE0 "
  //
  "442100 00FF55 0055FF FF5500 55FF00 FF0055 5500FF CA8B25 F078F0 F0F078 FF7F00 DD6D01 7AFF00 111111 "
  //
  "000000 0000AA 00AA00 00AAAA AA0000 AA00AA AAAA00 AAAAAA "
  "555555 5555FF 55FF55 55FFFF FF5555 FF55FF FFFF55 FFFFFF "
;

static void init_palette(void) {
  double gamma;
  int usegamma=1;
  int i,j;
  SDL_Color pal[256];
  FILE*fp=0;
  const char*v;
  optionquery[2]=Q_gamma;
  gamma=strtod(xrm_get_resource(resourcedb,optionquery,optionquery,2)?:"0",0);
  if(gamma<=0.0 || gamma==1.0) usegamma=0;
  optionquery[2]=Q_palette;
  v=xrm_get_resource(resourcedb,optionquery,optionquery,2);
  if(v && *v) {
    fp=fopen(v,"r");
    if(!fp) fatal("Unable to load palette file '%s'\n%m",v);
  }
  for(i=0;i<256;i++) {
    if(fp) {
      if(fscanf(fp,"%2hhX%2hhX%2hhX ",&pal[i].r,&pal[i].g,&pal[i].b)!=3) fatal("Invalid palette file\n");
    } else {
      sscanf(default_palette+i*7,"%2hhX%2hhX%2hhX ",&pal[i].r,&pal[i].g,&pal[i].b);
    }
    if(usegamma) {
      j=(int)pow(pal[i].r+0.3,gamma); pal[i].r=j<0?0:j>255?255:j;
      j=(int)pow(pal[i].g+0.3,gamma); pal[i].g=j<0?0:j>255?255:j;
      j=(int)pow(pal[i].b+0.3,gamma); pal[i].b=j<0?0:j>255?255:j;
    }
  }
  if(fp) fclose(fp);
  SDL_SetColors(screen,pal,0,256);
  SDL_SetColors(picts,pal,0,256);
}

void draw_picture(int x,int y,Uint16 img) {
  // To be called only when screen is unlocked!
  SDL_Rect src={(img&15)*picture_size,(img>>4)*picture_size,picture_size,picture_size};
  SDL_Rect dst={x,y,picture_size,picture_size};
  SDL_BlitSurface(picts,&src,screen,&dst);
}

void draw_text(int x,int y,const unsigned char*t,int bg,int fg) {
  // To be called only when screen is locked!
  int len=strlen(t);
  Uint8*pix=screen->pixels;
  Uint8*p;
  Uint16 pitch=screen->pitch;
  int xx,yy;
  const unsigned char*f;
  if(x+8*len>screen->w) len=(screen->w-x)>>3;
  if(len<=0 || y+8>screen->h) return;
  pix+=y*pitch+x;
  while(*t) {
    f=fontdata+(*t<<3);
    for(yy=0;yy<8;yy++) {
      for(xx=0;xx<8;xx++) p[xx]=(*f<<xx)&128?fg:bg;
      p+=pitch;
      ++f;
    }
    t++;
    if(!--len) return;
  }
}

static Uint16 decide_picture_size(int nwantsize,const Uint8*wantsize,const Uint16*havesize) {
  int i,j;
  if(!nwantsize) fatal("Unable to determine what picture size is wanted\n");
  for(i=0;i<nwantsize;i++) if(havesize[j=wantsize[i]]) return j;
  for(i=0;i<nwantsize;i++) for(j=2;j<wantsize[i];j++) if(wantsize[i]%j==0 && havesize[wantsize[i]/j]) return wantsize[i];
  for(i=*wantsize;i;i--) for(j=1;j<i;j++) if(i%j==0 && havesize[i/j]) return i;
  fatal("Unable to determine what picture size is wanted\n");
}

static void load_one_picture_sub(FILE*fp,int size,int meth) {
  Uint8*p=curpic;
  int c,n,t,x,y;
  if(meth==15) {
    fread(p,size,size,fp);
    return;
  }
  n=t=0;
  y=size*size;
  while(y--) {
    if(!n) {
      n=fgetc(fp);
      if(n<85) {
        // Homogeneous run
        n++;
        x=fgetc(fp);
        if(t==1 && x==c) n*=85; else n++;
        c=x;
        t=1;
      } else if(n<170) {
        // Heterogeneous run
        n-=84;
        t=2;
      } else {
        // Copy-above run
        n-=169;
        if(t==3) n*=85;
        t=3;
      }
    }
    n--;
    if(t==2) c=fgetc(fp);
    if(t==3) c=p-curpic>=size?p[-size]:0;
    *p++=c;
  }
}

static void load_one_picture(FILE*fp,Uint16 img,int alt) {
  int i,j,k,pitch,which,meth,size;
  Uint8 buf[32];
  Uint8*pix;
  *buf=fgetc(fp);
  j=*buf&15;
  fread(buf+1,1,j+(j>>1),fp);
  k=0;
  for(i=1;i<=j;i++) if(buf[i]==picture_size) ++k;
  alt%=k;
  for(i=1;i<=j;i++) if(buf[i]==picture_size && !alt--) break;
  which=i;
  i=1;
  while(which--) load_one_picture_sub(fp,size=buf[i],meth=(i==1?*buf>>4:buf[(*buf&15)+1+((i-2)>>1)]>>(i&1?4:0))&15),i++;
  if(meth==5 || meth==6) meth^=3;
  SDL_LockSurface(picts);
  pitch=picts->pitch;
  pix=picts->pixels+((img&15)+pitch*(img>>4))*picture_size;
  if(meth==15) meth=0;
  for(i=0;i<size;i++) {
    for(j=0;j<size;j++) {
      if(meth&1) j=size-j-1;
      if(meth&2) i=size-i-1;
      *pix++=curpic[meth&4?j*size+i:i*size+j];
      if(meth&1) j=size-j-1;
      if(meth&2) i=size-i-1;
    }
    pix+=pitch-size;
  }
  SDL_UnlockSurface(picts);
}

void load_pictures(void) {
  sqlite3_stmt*st=0;
  FILE*fp;
  Uint8 wantsize[32];
  Uint8 nwantsize=0;
  Uint8 altImage;
  Uint16 havesize[256];
  char*nam=sqlite3_mprintf("%s.xclass",basefilename);
  const char*v;
  int i,j,n;
  if(!nam) fatal("Allocation failed\n");
  fp=fopen(nam,"r");
  if(!fp) fatal("Failed to open xclass file (%m)\n");
  sqlite3_free(nam);
  optionquery[1]=Q_altImage;
  altImage=strtol(xrm_get_resource(resourcedb,optionquery,optionquery,2)?:"0",0,10);
  optionquery[1]=Q_imageSize;
  v=xrm_get_resource(resourcedb,optionquery,optionquery,2);
  if(v) while(nwantsize<32) {
    i=j=0;
    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;
  }
  sqlite3_exec(userdb,"BEGIN;",0,0,0);
  if(sqlite3_prepare_v2(userdb,"INSERT INTO `PICTURES`(`ID`,`NAME`,`OFFSET`) VALUES(?1,?2,?3);",-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)) {
      j=1;
      if(n++==32768) fatal("Too many pictures\n");
      sqlite3_reset(st);
      sqlite3_bind_int(st,1,n);
      sqlite3_bind_text(st,2,nam,i,SQLITE_TRANSIENT);
      sqlite3_bind_int64(st,3,ftell(fp)+4);
      while((i=sqlite3_step(st))==SQLITE_ROW);
      if(i!=SQLITE_DONE) fatal("SQL error (%d): %s\n",i,sqlite3_errmsg(userdb));
    } else {
      j=0;
    }
    i=fgetc(fp)<<16;
    i|=fgetc(fp)<<24;
    i|=fgetc(fp)<<0;
    i|=fgetc(fp)<<8;
    if(j) {
      i-=j=fgetc(fp)&15;
      while(j--) ++havesize[fgetc(fp)&255];
      fseek(fp,i-1,SEEK_CUR);
    } else {
      fseek(fp,i,SEEK_CUR);
    }
  }
nomore1:
  if(!n) fatal("Cannot find any pictures in this puzzle set\n");
  free(nam);
  sqlite3_finalize(st);
  rewind(fp);
  for(i=255;i;--i) if(havesize[i]) {
    curpic=malloc(i*i);
    break;
  }
  if(!curpic) fatal("Allocation failed\n");
  for(i=0;i<256;i++) havesize[i]=(havesize[i]==n)?1:0;
  picture_size=decide_picture_size(nwantsize,wantsize,havesize);
  if(sqlite3_prepare_v2(userdb,"SELECT `ID`, `OFFSET` FROM `PICTURES`;",-1,&st,0))
   fatal("Unable to prepare SQL statement while loading pictures: %s\n",sqlite3_errmsg(userdb));
  optionquery[2]=Q_screenFlags;
  v=xrm_get_resource(resourcedb,optionquery,optionquery,2);
  i=v&&strchr(v,'h');
  picts=SDL_CreateRGBSurface((i?SDL_HWSURFACE:SDL_SWSURFACE)|SDL_SRCCOLORKEY,picture_size<<4,picture_size*((n+15)>>4),8,0,0,0,0);
  if(!picts) fatal("Error allocating surface for pictures: %s\n",SDL_GetError());
  init_palette();
  for(i=0;i<n;i++) {
    if((j=sqlite3_step(st))!=SQLITE_ROW) fatal("SQL error (%d): %s\n",j,j==SQLITE_DONE?"Incorrect number of rows in a temporary table":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);
  fclose(fp);
  sqlite3_exec(userdb,"COMMIT;",0,0,0);
  SDL_SetColorKey(picts,SDL_SRCCOLORKEY|SDL_RLEACCEL,0);
}

  "solutionTimestamp",
  "sqlInit",
  "sqlExtensions",
  "sqlMemStatus",
  "sqlSmallAllocations",
  "sqlCoveringIndexScan",
  "sqlPowerSafe",
0};
#ifdef HEROMESH_MAIN
static const SDLKey quark_to_key[Q_undo+1-Q_backspace]={
SDLK_BACKSPACE,
SDLK_TAB,
SDLK_CLEAR,
SDLK_RETURN,
SDLK_PAUSE,
SDLK_ESCAPE,
SDLK_SPACE,

SDLK_POWER,
SDLK_EURO,
SDLK_COMPOSE,
SDLK_UNDO,
};
#define FirstKeyQuark Q_backspace
#define LastKeyQuark Q_undo
#endif

"use strict";
const fs=require("fs");
const quarks=fs.readFileSync("quarks","ascii").split("\n").map(x=>x.trim()).filter(x=>x&&x[0]!="!");
quarks.forEach((x,y)=>console.log("#define Q_"+x+" "+(y+2)));
console.log("static const char*const global_quarks[]={");
quarks.forEach(x=>console.log("  \""+x+"\","));
console.log("0};\n#ifdef HEROMESH_MAIN\nstatic const SDLKey quark_to_key[Q_undo+1-Q_backspace]={");
quarks.slice(quarks.indexOf("backspace"),quarks.indexOf("undo")+1).forEach(x=>console.log("SDLK_"+x[x.length==1?"toLowerCase":"toUpperCase"]()+","));
console.log("};\n#define FirstKeyQuark Q_backspace\n#define LastKeyQuark Q_undo\n#endif");