shapewrite.cc

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/*
 *  shapewrite.cc - Write out the shape 'info' files.
 *
 *  Note:  Currently only used by ExultStudio.
 *
 *  Copyright (C) 2002  The Exult Team
 *
 *  This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include "shapevga.h"
#include "shapeinf.h"
#include "monstinf.h"
#include "utils.h"
#include "exceptions.h"

using std::ifstream;
using std::ios;
using std::ofstream;

/*
 *  Write out data files about shapes.
 */

void Shapes_vga_file::write_info
  (
  bool bg       // True if BlackGate.
  )
  {
  int i, cnt;
  bool have_patch_path = is_system_path_defined("<PATCH>");
  assert(have_patch_path);

  // ShapeDims
  // Starts at 0x96'th shape.
  ofstream shpdims;
  U7open(shpdims, PATCH_SHPDIMS);
  for (i = 0x96; i < num_shapes; i++)
    {
    shpdims.put((char&) info[i].shpdims[0]);
    shpdims.put((char&) info[i].shpdims[1]);
    }

  // WGTVOL
  ofstream wgtvol;
  U7open(wgtvol, PATCH_WGTVOL);
  for (i = 0; i < num_shapes; i++)
    {
    wgtvol.put((char&) info[i].weight);
    wgtvol.put((char&) info[i].volume);
    }

  // TFA
  ofstream tfa;
  U7open(tfa, PATCH_TFA);
  for (i = 0; i < num_shapes; i++)
    tfa.write((char*)&info[i].tfa[0], 3);

  ofstream ready;
  U7open(ready, PATCH_READY);
  cnt = 0;
  for (i = 0; i < num_shapes; i++)
    if (info[i].ready_type != 255)
      cnt++;  //++++Got to init ready_type to 255!!!!!
  ready.put(cnt);
  for (i = 0; i < num_shapes; i++)
    if (info[i].ready_type != 255)
      {
      Write2(ready, i); // Shape #.
      ready.put(info[i].ready_type);
      for (int j = 0; j < 6; j++)
        ready.put(0); // 6 0's.
      }
  ready.close();

  ofstream armor;
  U7open(armor, PATCH_ARMOR);
  cnt = 0;
  for (i = 0; i < num_shapes; i++)
    if (info[i].armor != 0)
      cnt++;
  armor.put(cnt);
  for (i = 0; i < num_shapes; i++)
    if (info[i].armor != 0)
      info[i].armor->write(i, armor);
  armor.close();
  ofstream weapon;
  U7open(weapon, PATCH_WEAPONS);
  cnt = 0;
  for (i = 0; i < num_shapes; i++)
    if (info[i].weapon)
      cnt++;
  weapon.put(cnt);
  for (i = 0; i < num_shapes; i++)
    if (info[i].weapon)
      info[i].weapon->write(i, weapon, bg);
  weapon.close(); 

  ofstream ammo;
  U7open(ammo, PATCH_AMMO);
  cnt = 0;
  for (i = 0; i < num_shapes; i++)
    if (info[i].ammo)
      cnt++;
  ammo.put(cnt);
  for (i = 0; i < num_shapes; i++)
    if (info[i].ammo)
      info[i].ammo->write(i, ammo);
  ammo.close();

  // Write data about drawing the weapon in an actor's hand
  ofstream wihh;
  U7open(wihh, PATCH_WIHH);
  cnt = 0;      // Keep track of actual entries.
  for (i = 0; i < num_shapes; i++)
    if (info[i].weapon_offsets == 0)
      Write2(wihh, 0);// None for this shape.
    else      // Write where it will go.
      Write2(wihh, 2*1024 + 64*(cnt++));
  for (i = 0; i < num_shapes; i++)
    if (info[i].weapon_offsets)
        // There are two bytes per frame: 64 total
      wihh.write((char *)(info[i].weapon_offsets), 64);
  wihh.close();
  ofstream mfile;     // Now get monster info.
  U7open(mfile, PATCH_MONSTERS);
  cnt = 0;
  for (i = 0; i < num_shapes; i++)
    if (info[i].monstinf)
      cnt++;
  mfile.put(cnt);
  for (i = 0; i < num_shapes; i++)
    if (info[i].monstinf)
      info[i].monstinf->write(i, mfile);
  mfile.close();

  U7open(mfile, PATCH_EQUIP); // Write 'equip.dat'.
  cnt = Monster_info::get_equip_cnt();
  mfile.put(cnt);
  for (i = 0; i < cnt; i++)
    {
    Equip_record& rec = Monster_info::get_equip(i);
          // 10 elements/record.
    for (int e = 0; e < 10; e++)
      {
      Equip_element& elem = rec.get(e);
      Write2(mfile, elem.get_shapenum());
      mfile.put(elem.get_probability());
      mfile.put(elem.get_quantity());
      Write2(mfile, 0);
      }
    }
  mfile.close();

  ofstream(occ);      // Write occlude.dat.
  U7open(occ, PATCH_OCCLUDE);
  unsigned char occbits[128]; // 1024 bit flags.
          // +++++This could be rewritten better!
  memset(&occbits[0], 0, sizeof(occbits));
  for (i = 0; i < sizeof(occbits); i++)
    {
    unsigned char bits = 0;
    int shnum = i*8;  // Check each bit.
    for (int b = 0; b < 8; b++)
      if (shnum + b >= num_shapes)
        break;
      else if (info[shnum + b].occludes_flag)
        bits |= (1<<b);
    occbits[i] = bits;  
    }
  occ.write((char *)occbits, sizeof(occbits));
  }

/*
 *  Write out a weapon-info entry to 'weapons.dat'.
 */

void Weapon_info::write
  (
  int shapenum,
  std::ostream& out,    // Write to here.
  bool bg
  )
  {
  uint8 buf[21];      // Entry length.
  uint8 *ptr = buf;
  Write2(ptr, shapenum);    // Bytes 0-1.
  Write2(ptr, ammo);
  Write2(ptr, projectile);
  *ptr++ = damage;
  unsigned char flags0 = (damage_type<<4) |
        ((m_explodes ? 1 : 0)<<1);
  *ptr++ = flags0;
  *ptr++ = (range<<3) | (uses<<1);
  unsigned char flags1 = m_returns ? 1 : 0;
  *ptr++ = flags1;
  *ptr++ = actor_frames;
  *ptr++ = powers;
  *ptr++ = 0;     // ??
  Write2(ptr, usecode);
          // BG:  Subtracted 1 from each sfx.
  int sfx_delta = bg ? -1 : 0;
  Write2(ptr, sfx - sfx_delta);
  Write2(ptr, hitsfx + sfx_delta);
          // Last 2 bytes unknown/unused.
  Write2(ptr, 0);
  out.write((char *) buf, sizeof(buf));
  }

/*
 *  Write out an ammo-info entry to 'ammo.dat'.
 */

void Ammo_info::write
  (
  int shapenum,
  std::ostream& out   // Write to here.
  )
  {
  uint8 buf[13];      // Entry length.
  uint8 *ptr = buf;
  Write2(ptr, shapenum);
  Write2(ptr, family_shape);
  Write2(ptr, type2);
  *ptr++ = damage;
  Write2(ptr, 0);     // Unknown.
  *ptr++ = damage_type<<4;
  *ptr++ = powers;
  Write2(ptr, 0);     // Unknown.
  out.write((char *) buf, sizeof(buf));
  }

/*
 *  Write out an armor-info entry to 'armor.dat'.
 */

void Armor_info::write
  (
  int shapenum,
  std::ostream& out   // Write to here.
  )
  {
  uint8 buf[10];      // Entry length.
  uint8 *ptr = buf;
  Write2(ptr, shapenum);
  *ptr++ = prot;      // Protection value.
  *ptr++ = 0;     // Unknown.
  *ptr++ = immune;    // Immunity flags.
        Write4(ptr, 0);     // Last 5 are unknown/unused.
  *ptr = 0;
  out.write((char *) buf, sizeof(buf));
  }

/*
 *  Write out monster info. to 'monsters.dat'.
 */

void Monster_info::write
  (
  int shapenum,
  std::ostream& out
  )
  {
  uint8 buf[25];    // Entry length.
  memset(&buf[0], 0, sizeof(buf));
  uint8 *ptr = buf;
  Write2(ptr, shapenum);
  *ptr++ = strength << 2;
  *ptr++ = dexterity << 2;
  *ptr++ = (intelligence << 2) | (m_poison_safe ? 1 : 0);
  *ptr++ = (combat << 2) | alignment;
  *ptr++ = (armor << 4) | (m_splits ? 1 : 0) | (m_cant_die ? 2 : 0);
  *ptr++ = 0;     // Unknown.
  *ptr++ = (weapon << 4) | reach;
  *ptr++ = flags;     // Byte 9.
  *ptr++ = vulnerable;
  *ptr++ = immune;
  *ptr++ = (m_cant_yell ? (1<<5) : 0) |
     (m_cant_bleed ? (1<<6) : 0);
  *ptr++ = 0;     // Unknown.
  *ptr++ = equip_offset;
  out.write((char *) buf, sizeof(buf));
  }

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