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script_v80he.cpp

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001  Ludvig Strigeus
 * Copyright (C) 2001-2004 The ScummVM project
 *
 * 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.
 *
 * $Header: /cvsroot/scummvm/scummvm/scumm/script_v80he.cpp,v 2.67.2.2 2005/03/12 13:36:34 kirben Exp $
 *
 */


#include "stdafx.h"

#include "common/config-manager.h"

#include "scumm/actor.h"
#include "scumm/charset.h"
#include "scumm/intern.h"
#include "scumm/object.h"
#include "scumm/resource.h"
#include "scumm/resource_v7he.h"
#include "scumm/scumm.h"
#include "scumm/sound.h"

#include "sound/mididrv.h"
#include "sound/mixer.h"

namespace Scumm {

#define OPCODE(x) _OPCODE(ScummEngine_v80he, x)

void ScummEngine_v80he::setupOpcodes() {
      static const OpcodeEntryV80he opcodes[256] = {
            /* 00 */
            OPCODE(o6_pushByte),
            OPCODE(o6_pushWord),
            OPCODE(o72_pushDWord),
            OPCODE(o6_pushWordVar),
            /* 04 */
            OPCODE(o72_addMessageToStack),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_wordArrayRead),
            /* 08 */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_wordArrayIndexedRead),
            /* 0C */
            OPCODE(o6_dup),
            OPCODE(o6_not),
            OPCODE(o6_eq),
            OPCODE(o6_neq),
            /* 10 */
            OPCODE(o6_gt),
            OPCODE(o6_lt),
            OPCODE(o6_le),
            OPCODE(o6_ge),
            /* 14 */
            OPCODE(o6_add),
            OPCODE(o6_sub),
            OPCODE(o6_mul),
            OPCODE(o6_div),
            /* 18 */
            OPCODE(o6_land),
            OPCODE(o6_lor),
            OPCODE(o6_pop),
            OPCODE(o72_isAnyOf),
            /* 1C */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 20 */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 24 */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 28 */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 2C */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 30 */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 34 */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 38 */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 3C */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* 40 */
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_writeWordVar),
            /* 44 */
            OPCODE(o6_invalid),
            OPCODE(o80_loadSBNG),
            OPCODE(o6_invalid),
            OPCODE(o6_wordArrayWrite),
            /* 48 */
            OPCODE(o80_stringToInt),
            OPCODE(o80_getSoundVar),
            OPCODE(o80_localizeArrayToRoom),
            OPCODE(o6_wordArrayIndexedWrite),
            /* 4C */
            OPCODE(o6_invalid),
            OPCODE(o80_readConfigFile),
            OPCODE(o80_writeConfigFile),
            OPCODE(o6_wordVarInc),
            /* 50 */
            OPCODE(o72_resetCutscene),
            OPCODE(o6_invalid),
            OPCODE(o72_findObjectWithClassOf),
            OPCODE(o6_wordArrayInc),
            /* 54 */
            OPCODE(o72_getObjectImageX),
            OPCODE(o72_getObjectImageY),
            OPCODE(o72_captureWizImage),
            OPCODE(o6_wordVarDec),
            /* 58 */
            OPCODE(o72_getTimer),
            OPCODE(o72_setTimer),
            OPCODE(o72_unknown5A),
            OPCODE(o6_wordArrayDec),
            /* 5C */
            OPCODE(o6_if),
            OPCODE(o6_ifNot),
            OPCODE(o72_startScript),
            OPCODE(o6_startScriptQuick),
            /* 60 */
            OPCODE(o72_startObject),
            OPCODE(o72_drawObject),
            OPCODE(o72_printWizImage),
            OPCODE(o72_getArrayDimSize),
            /* 64 */
            OPCODE(o72_getNumFreeArrays),
            OPCODE(o6_stopObjectCode),
            OPCODE(o6_stopObjectCode),
            OPCODE(o6_endCutscene),
            /* 68 */
            OPCODE(o6_cutscene),
            OPCODE(o6_invalid),
            OPCODE(o6_freezeUnfreeze),
            OPCODE(o80_cursorCommand),
            /* 6C */
            OPCODE(o6_breakHere),
            OPCODE(o6_ifClassOfIs),
            OPCODE(o6_setClass),
            OPCODE(o6_getState),
            /* 70 */
            OPCODE(o80_setState),
            OPCODE(o6_setOwner),
            OPCODE(o6_getOwner),
            OPCODE(o6_jump),
            /* 74 */
            OPCODE(o70_startSound),
            OPCODE(o6_stopSound),
            OPCODE(o6_invalid),
            OPCODE(o6_stopObjectScript),
            /* 78 */
            OPCODE(o6_panCameraTo),
            OPCODE(o6_actorFollowCamera),
            OPCODE(o6_setCameraAt),
            OPCODE(o6_loadRoom),
            /* 7C */
            OPCODE(o6_stopScript),
            OPCODE(o6_walkActorToObj),
            OPCODE(o6_walkActorTo),
            OPCODE(o6_putActorAtXY),
            /* 80 */
            OPCODE(o6_putActorAtObject),
            OPCODE(o6_faceActor),
            OPCODE(o6_animateActor),
            OPCODE(o6_doSentence),
            /* 84 */
            OPCODE(o70_pickupObject),
            OPCODE(o6_loadRoomWithEgo),
            OPCODE(o6_invalid),
            OPCODE(o6_getRandomNumber),
            /* 88 */
            OPCODE(o6_getRandomNumberRange),
            OPCODE(o6_invalid),
            OPCODE(o6_getActorMoving),
            OPCODE(o6_isScriptRunning),
            /* 8C */
            OPCODE(o70_getActorRoom),
            OPCODE(o6_getObjectX),
            OPCODE(o6_getObjectY),
            OPCODE(o6_getObjectOldDir),
            /* 90 */
            OPCODE(o6_getActorWalkBox),
            OPCODE(o6_getActorCostume),
            OPCODE(o6_findInventory),
            OPCODE(o6_getInventoryCount),
            /* 94 */
            OPCODE(o6_invalid),
            OPCODE(o6_beginOverride),
            OPCODE(o6_endOverride),
            OPCODE(o6_setObjectName),
            /* 98 */
            OPCODE(o6_isSoundRunning),
            OPCODE(o6_setBoxFlags),
            OPCODE(o6_invalid),
            OPCODE(o70_resourceRoutines),
            /* 9C */
            OPCODE(o72_roomOps),
            OPCODE(o72_actorOps),
            OPCODE(o6_invalid),
            OPCODE(o6_getActorFromXY),
            /* A0 */
            OPCODE(o70_findObject),
            OPCODE(o6_pseudoRoom),
            OPCODE(o6_getActorElevation),
            OPCODE(o6_getVerbEntrypoint),
            /* A4 */
            OPCODE(o72_arrayOps),
            OPCODE(o6_invalid),
            OPCODE(o80_drawBox),
            OPCODE(o6_pop),
            /* A8 */
            OPCODE(o6_getActorWidth),
            OPCODE(o60_wait),
            OPCODE(o6_getActorScaleX),
            OPCODE(o6_getActorAnimCounter1),
            /* AC */
            OPCODE(o80_drawWizPolygon),
            OPCODE(o6_isAnyOf),
            OPCODE(o70_quitPauseRestart),
            OPCODE(o6_isActorInBox),
            /* B0 */
            OPCODE(o6_delay),
            OPCODE(o6_delaySeconds),
            OPCODE(o6_delayMinutes),
            OPCODE(o6_stopSentence),
            /* B4 */
            OPCODE(o6_printLine),
            OPCODE(o6_printCursor),
            OPCODE(o6_printDebug),
            OPCODE(o6_printSystem),
            /* B8 */
            OPCODE(o6_printActor),
            OPCODE(o6_printEgo),
            OPCODE(o6_talkActor),
            OPCODE(o6_talkEgo),
            /* BC */
            OPCODE(o72_dimArray),
            OPCODE(o6_stopObjectCode),
            OPCODE(o6_startObjectQuick),
            OPCODE(o6_startScriptQuick2),
            /* C0 */
            OPCODE(o72_dim2dimArray),
            OPCODE(o72_traceStatus),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* C4 */
            OPCODE(o6_abs),
            OPCODE(o6_distObjectObject),
            OPCODE(o6_distObjectPt),
            OPCODE(o6_distPtPt),
            /* C8 */
            OPCODE(o72_kernelGetFunctions),
            OPCODE(o70_kernelSetFunctions),
            OPCODE(o6_delayFrames),
            OPCODE(o6_pickOneOf),
            /* CC */
            OPCODE(o6_pickOneOfDefault),
            OPCODE(o6_stampObject),
            OPCODE(o72_drawWizImage),
            OPCODE(o72_unknownCF),
            /* D0 */
            OPCODE(o6_getDateTime),
            OPCODE(o6_stopTalking),
            OPCODE(o6_getAnimateVariable),
            OPCODE(o6_invalid),
            /* D4 */
            OPCODE(o6_shuffle),
            OPCODE(o72_jumpToScript),
            OPCODE(o6_band),
            OPCODE(o6_bor),
            /* D8 */
            OPCODE(o6_isRoomScriptRunning),
            OPCODE(o60_closeFile),
            OPCODE(o72_openFile),
            OPCODE(o72_readFile),
            /* DC */
            OPCODE(o72_writeFile),
            OPCODE(o72_findAllObjects),
            OPCODE(o72_deleteFile),
            OPCODE(o60_rename),
            /* E0 */
            OPCODE(o80_unknownE0),
            OPCODE(o72_getPixel),
            OPCODE(o60_localizeArrayToScript),
            OPCODE(o80_pickVarRandom),
            /* E4 */
            OPCODE(o6_setBoxSet),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            /* E8 */
            OPCODE(o6_invalid),
            OPCODE(o60_seekFilePos),
            OPCODE(o72_redimArray),
            OPCODE(o60_readFilePos),
            /* EC */
            OPCODE(o70_copyString),
            OPCODE(o70_getStringWidth),
            OPCODE(o70_getStringLen),
            OPCODE(o70_appendString),
            /* F0 */
            OPCODE(o70_concatString),
            OPCODE(o70_compareString),
            OPCODE(o72_checkGlobQueue),
            OPCODE(o72_readINI),
            /* F4 */
            OPCODE(o72_writeINI),
            OPCODE(o70_getStringLenForWidth),
            OPCODE(o70_getCharIndexInString),
            OPCODE(o6_invalid),
            /* F8 */
            OPCODE(o72_getResourceSize),
            OPCODE(o72_setFilePath),
            OPCODE(o72_setWindowCaption),
            OPCODE(o70_polygonOps),
            /* FC */
            OPCODE(o70_polygonHit),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
            OPCODE(o6_invalid),
      };

      _opcodesV80he = opcodes;
}

void ScummEngine_v80he::executeOpcode(byte i) {
      OpcodeProcV80he op = _opcodesV80he[i].proc;
      (this->*op) ();
}

const char *ScummEngine_v80he::getOpcodeDesc(byte i) {
      return _opcodesV80he[i].desc;
}

void ScummEngine_v80he::o80_loadSBNG() {
      // Loads SBNG sound resource
      byte subOp = fetchScriptByte();

      switch (subOp) {
      case 27:
            //loadSBNG(_heSBNGId, pop();
            pop();
            break;
      case 217:
            //loadSBNG(_heSBNGId, -1);
            break;
      case 232:
            _heSBNGId = pop();
            break;
      case 255:
            // dummy case
            break;
      default:
            error("o80_loadSBNG: default case %d", subOp);
      }
      debug(1,"o80_loadSBNG stub (%d)",subOp);
}

void ScummEngine_v80he::o80_stringToInt() {
      int id, len, val;
      byte *addr;
      char string[100];

      id = pop();

      addr = getStringAddress(id);
      if (!addr)
            error("o80_stringToInt: Reference to zeroed array pointer (%d)", id);

      len = resStrLen(getStringAddress(id)) + 1;
      memcpy(string, addr, len);
      val = atoi(string);
      push(val);
}

void ScummEngine_v80he::o80_getSoundVar() {
      // Checks sound variable
      int var = pop();
      int snd = pop();
      int rnd = _rnd.getRandomNumberRng(1, 3);

      checkRange(27, 0, var, "Illegal sound variable %d");
      push (rnd);
      debug(1,"o80_getSoundVar stub (snd %d, var %d)", snd, var);
}

void ScummEngine_v80he::o80_localizeArrayToRoom() {
      int slot = pop();
      localizeArray(slot, (byte)0xFFFFFFFF);
}

void ScummEngine_v80he::o80_readConfigFile() {
      byte name[128], section[128], filename[256];
      int type, retval;

      // we pretend that we don't have .ini file
      copyScriptString(section);
      copyScriptString(name);
      copyScriptString(filename);
      type = fetchScriptByte();

      switch (type) {
      case 6: // number
            push(0);
            break;
      case 7: // string
            writeVar(0, 0);
            defineArray(0, kStringArray, 0, 0, 0, 0);
            retval = readVar(0);
            writeArray(0, 0, 0, 0);
            push(retval); // var ID string
            break;
      default:
            error("o80_readConfigFile: default type %d", type);
      }
      debug(1, "o80_readConfigFile: Filename %s Section %s Name %s", filename, section, name);
}

void ScummEngine_v80he::o80_writeConfigFile() {
      byte filename[256], section[256], name[256], string[1024];
      int type, value;

      // we pretend that we don't have .ini file
      type = fetchScriptByte();

      switch (type) {
      case 6: // number
            value = pop();
            copyScriptString(section);
            copyScriptString(name);
            copyScriptString(filename);
            debug(1,"o80_writeConfigFile: Filename %s Section %s Name %s Value %d", filename, section, name, value);
            break;
      case 7: // string
            copyScriptString(string);
            copyScriptString(section);
            copyScriptString(name);
            copyScriptString(filename);
            debug(1,"o80_writeConfigFile: Filename %s Section %s Name %s String %s", filename, section, name, string);
            break;
      default:
            error("o80_writeConfigFile: default type %d", type);
      }
}

void ScummEngine_v80he::o80_cursorCommand() {
      int a, i;
      int args[16];
      byte subOp = fetchScriptByte();

      switch (subOp) {
      case 0x13: // Loads cursors from another resource
            a = pop();
            loadWizCursor(a, rtInventory, 0);
            break;
      case 0x14:
            a = pop();
            loadWizCursor(a, rtInventory, 1);
            break;
      case 0x90:        // SO_CURSOR_ON Turn cursor on
            _cursor.state = 1;
            break;
      case 0x91:        // SO_CURSOR_OFF Turn cursor off
            _cursor.state = 0;
            break;
      case 0x92:        // SO_USERPUT_ON
            _userPut = 1;
            break;
      case 0x93:        // SO_USERPUT_OFF
            _userPut = 0;
            break;
      case 0x94:        // SO_CURSOR_SOFT_ON Turn soft cursor on
            _cursor.state++;
            if (_cursor.state > 1)
                  error("Cursor state greater than 1 in script");
            break;
      case 0x95:        // SO_CURSOR_SOFT_OFF Turn soft cursor off
            _cursor.state--;
            break;
      case 0x96:        // SO_USERPUT_SOFT_ON
            _userPut++;
            break;
      case 0x97:        // SO_USERPUT_SOFT_OFF
            _userPut--;
            break;
      case 0x99:        // SO_CURSOR_IMAGE Set cursor image
            warning("o80_cursorCommand: Can't set cursors to ID. Use images.");
            break;
      case 0x9C:        // SO_CHARSET_SET
            initCharset(pop());
            break;
      case 0x9D:        // SO_CHARSET_COLOR
            getStackList(args, ARRAYSIZE(args));
            for (i = 0; i < 16; i++)
                  _charsetColorMap[i] = _charsetData[_string[1]._default.charset][i] = (unsigned char)args[i];
            break;
      default:
            error("o80_cursorCommand: default case %x", subOp);
      }

      VAR(VAR_CURSORSTATE) = _cursor.state;
      VAR(VAR_USERPUT) = _userPut;
}

void ScummEngine_v80he::o80_setState() {
      int state = pop();
      int obj = pop();

      state &= 0x7FFF;
      putState(obj, state);
      removeObjectFromDrawQue(obj);
}

void ScummEngine_v80he::o80_drawBox() {
      int x, y, x2, y2, color;
      color = pop();
      y2 = pop();
      x2 = pop();
      y = pop();
      x = pop();

      if (color & 0x8000)
            color &= 0x7FFF;

      drawBox(x, y, x2, y2, color);
}

void ScummEngine_v80he::o80_drawWizPolygon() {
      WizImage wi;
      wi.x1 = wi.y1 = pop();
      wi.resNum = pop();
      wi.state = 0;
      wi.flags = 0x40;
      displayWizImage(&wi);   
}

void ScummEngine_v80he::o80_unknownE0() {
      // wizImage related
      int b, c, d, num, x1, y1, type = 0;

      b = pop();
      num = pop();
      c = pop();
      d = pop();
      y1 = pop();
      x1 = pop();

      byte subOp = fetchScriptByte();

      switch (subOp) {
      case 55:
            {
            Actor *a = derefActorSafe(num, "o80_unknownE0");
            int top_actor = a->top;
            int bottom_actor = a->bottom;
            a->drawToBackBuf = true;
            a->needRedraw = true;
            a->drawActorCostume();
            a->drawToBackBuf = false;
            a->needRedraw = true;
            a->drawActorCostume();
            a->needRedraw = false;

            if (a->top > top_actor)
                  a->top = top_actor;
            if (a->bottom < bottom_actor)
                  a->bottom = bottom_actor;

            type = 2;
            }
            break;
      case 63:
            {
            WizImage wi;
            wi.flags = 0;
            wi.y1 = y1;
            wi.x1 = x1;
            wi.resNum = num;
            wi.state = 0;
            displayWizImage(&wi);

            type = 3;
            }
            break;
      case 66:
            type = 1;
            break;
      default:
            error("o80_unknownE0: default case %d", subOp);
      }

      debug(1,"o80_unknownE0 stub: type %d (%d, num %d, %d, %d, y %d, x %d)", type, b, num, c, d, y1, x1);  
}

void ScummEngine_v80he::o80_pickVarRandom() {
      int num;
      int args[100];
      int32 dim1end;

      num = getStackList(args, ARRAYSIZE(args));
      int value = fetchScriptWord();

      if (readVar(value) == 0) {
            defineArray(value, kDwordArray, 0, 0, 0, num);
            if (value & 0x8000)
                  localizeArray(readVar(value), (byte)0xFFFFFFFF);
            else if (value & 0x4000)
                  localizeArray(readVar(value), vm.slot[_currentScript].number);

            if (num > 0) {
                  int16 counter = 0;
                  do {
                        writeArray(value, 0, counter + 1, args[counter]);
                  } while (++counter < num);
            }

            shuffleArray(value, 1, num);
            writeArray(value, 0, 0, 2);
            push(readArray(value, 0, 1));
            return;
      }

      num = readArray(value, 0, 0);

      ArrayHeader *ah = (ArrayHeader *)getResourceAddress(rtString, readVar(value));
      dim1end = FROM_LE_32(ah->dim1end);

      if (dim1end < num) {
            int16 var_2 = readArray(value, 0, num - 1);
            shuffleArray(value, 1, dim1end);
            num = 1;
            if (readArray(value, 0, 1) == var_2 && dim1end >= 3) {
                  int16 tmp = readArray(value, 0, 2);
                  writeArray(value, 0, num, tmp);
                  writeArray(value, 0, 2, var_2);
            }
      }

      writeArray(value, 0, 0, num + 1);
      push(readArray(value, 0, num));
}

} // End of namespace Scumm

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